1 // SPDX-License-Identifier: GPL-2.0-only
2 /* Realtek RTL838X Ethernet MDIO interface driver
4 * Copyright (C) 2020 B. Koblitz
7 #include <linux/module.h>
8 #include <linux/delay.h>
10 #include <linux/netdevice.h>
11 #include <linux/firmware.h>
12 #include <linux/crc32.h>
14 #include <asm/mach-rtl838x/mach-rtl83xx.h>
15 #include "rtl83xx-phy.h"
17 extern struct rtl83xx_soc_info soc_info
;
18 extern struct mutex smi_lock
;
20 #define PHY_CTRL_REG 0
21 #define PHY_POWER_BIT 11
26 /* all Clause-22 RealTek MDIO PHYs use register 0x1f for page select */
27 #define RTL8XXX_PAGE_SELECT 0x1f
29 #define RTL8XXX_PAGE_MAIN 0x0000
30 #define RTL821X_PAGE_PORT 0x0266
31 #define RTL821X_PAGE_POWER 0x0a40
32 #define RTL821X_PAGE_GPHY 0x0a42
33 #define RTL821X_PAGE_MAC 0x0a43
34 #define RTL821X_PAGE_STATE 0x0b80
35 #define RTL821X_PAGE_PATCH 0x0b82
38 * Using the special page 0xfff with the MDIO controller found in
39 * RealTek SoCs allows to access the PHY in RAW mode, ie. bypassing
40 * the cache and paging engine of the MDIO controller.
42 #define RTL83XX_PAGE_RAW 0x0fff
44 /* internal RTL821X PHY uses register 0x1d to select media page */
45 #define RTL821XINT_MEDIA_PAGE_SELECT 0x1d
46 /* external RTL821X PHY uses register 0x1e to select media page */
47 #define RTL821XEXT_MEDIA_PAGE_SELECT 0x1e
49 #define RTL821X_MEDIA_PAGE_AUTO 0
50 #define RTL821X_MEDIA_PAGE_COPPER 1
51 #define RTL821X_MEDIA_PAGE_FIBRE 3
52 #define RTL821X_MEDIA_PAGE_INTERNAL 8
54 #define RTL9300_PHY_ID_MASK 0xf0ffffff
57 * This lock protects the state of the SoC automatically polling the PHYs over the SMI
58 * bus to detect e.g. link and media changes. For operations on the PHYs such as
59 * patching or other configuration changes such as EEE, polling needs to be disabled
60 * since otherwise these operations may fails or lead to unpredictable results.
62 DEFINE_MUTEX(poll_lock
);
64 static const struct firmware rtl838x_8380_fw
;
65 static const struct firmware rtl838x_8214fc_fw
;
66 static const struct firmware rtl838x_8218b_fw
;
68 static u64
disable_polling(int port
)
72 mutex_lock(&poll_lock
);
74 switch (soc_info
.family
) {
75 case RTL8380_FAMILY_ID
:
76 saved_state
= sw_r32(RTL838X_SMI_POLL_CTRL
);
77 sw_w32_mask(BIT(port
), 0, RTL838X_SMI_POLL_CTRL
);
79 case RTL8390_FAMILY_ID
:
80 saved_state
= sw_r32(RTL839X_SMI_PORT_POLLING_CTRL
+ 4);
82 saved_state
|= sw_r32(RTL839X_SMI_PORT_POLLING_CTRL
);
83 sw_w32_mask(BIT(port
% 32), 0,
84 RTL839X_SMI_PORT_POLLING_CTRL
+ ((port
>> 5) << 2));
86 case RTL9300_FAMILY_ID
:
87 saved_state
= sw_r32(RTL930X_SMI_POLL_CTRL
);
88 sw_w32_mask(BIT(port
), 0, RTL930X_SMI_POLL_CTRL
);
90 case RTL9310_FAMILY_ID
:
91 pr_warn("%s not implemented for RTL931X\n", __func__
);
95 mutex_unlock(&poll_lock
);
100 static int resume_polling(u64 saved_state
)
102 mutex_lock(&poll_lock
);
104 switch (soc_info
.family
) {
105 case RTL8380_FAMILY_ID
:
106 sw_w32(saved_state
, RTL838X_SMI_POLL_CTRL
);
108 case RTL8390_FAMILY_ID
:
109 sw_w32(saved_state
>> 32, RTL839X_SMI_PORT_POLLING_CTRL
+ 4);
110 sw_w32(saved_state
, RTL839X_SMI_PORT_POLLING_CTRL
);
112 case RTL9300_FAMILY_ID
:
113 sw_w32(saved_state
, RTL930X_SMI_POLL_CTRL
);
115 case RTL9310_FAMILY_ID
:
116 pr_warn("%s not implemented for RTL931X\n", __func__
);
120 mutex_unlock(&poll_lock
);
125 static void rtl8380_int_phy_on_off(struct phy_device
*phydev
, bool on
)
127 phy_modify(phydev
, 0, BIT(11), on
?0:BIT(11));
130 static void rtl8380_rtl8214fc_on_off(struct phy_device
*phydev
, bool on
)
133 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XEXT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_FIBRE
);
134 phy_modify(phydev
, 0x10, BIT(11), on
?0:BIT(11));
137 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XEXT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_COPPER
);
138 phy_modify_paged(phydev
, RTL821X_PAGE_POWER
, 0x10, BIT(11), on
?0:BIT(11));
141 static void rtl8380_phy_reset(struct phy_device
*phydev
)
143 phy_modify(phydev
, 0, BIT(15), BIT(15));
146 // The access registers for SDS_MODE_SEL and the LSB for each SDS within
147 u16 rtl9300_sds_regs
[] = { 0x0194, 0x0194, 0x0194, 0x0194, 0x02a0, 0x02a0, 0x02a0, 0x02a0,
148 0x02A4, 0x02A4, 0x0198, 0x0198 };
149 u8 rtl9300_sds_lsb
[] = { 0, 6, 12, 18, 0, 6, 12, 18, 0, 6, 0, 6};
152 * Reset the SerDes by powering it off and set a new operations mode
153 * of the SerDes. 0x1f is off. Other modes are
154 * 0x02: SGMII 0x04: 1000BX_FIBER 0x05: FIBER100
155 * 0x06: QSGMII 0x09: RSGMII 0x0d: USXGMII
156 * 0x10: XSGMII 0x12: HISGMII 0x16: 2500Base_X
157 * 0x17: RXAUI_LITE 0x19: RXAUI_PLUS 0x1a: 10G Base-R
158 * 0x1b: 10GR1000BX_AUTO 0x1f: OFF
160 void rtl9300_sds_rst(int sds_num
, u32 mode
)
162 pr_info("%s %d\n", __func__
, mode
);
163 if (sds_num
< 0 || sds_num
> 11) {
164 pr_err("Wrong SerDes number: %d\n", sds_num
);
168 sw_w32_mask(0x1f << rtl9300_sds_lsb
[sds_num
], 0x1f << rtl9300_sds_lsb
[sds_num
],
169 rtl9300_sds_regs
[sds_num
]);
172 sw_w32_mask(0x1f << rtl9300_sds_lsb
[sds_num
], mode
<< rtl9300_sds_lsb
[sds_num
],
173 rtl9300_sds_regs
[sds_num
]);
176 pr_debug("%s: 194:%08x 198:%08x 2a0:%08x 2a4:%08x\n", __func__
,
177 sw_r32(0x194), sw_r32(0x198), sw_r32(0x2a0), sw_r32(0x2a4));
180 void rtl9300_sds_set(int sds_num
, u32 mode
)
182 pr_info("%s %d\n", __func__
, mode
);
183 if (sds_num
< 0 || sds_num
> 11) {
184 pr_err("Wrong SerDes number: %d\n", sds_num
);
188 sw_w32_mask(0x1f << rtl9300_sds_lsb
[sds_num
], mode
<< rtl9300_sds_lsb
[sds_num
],
189 rtl9300_sds_regs
[sds_num
]);
192 pr_debug("%s: 194:%08x 198:%08x 2a0:%08x 2a4:%08x\n", __func__
,
193 sw_r32(0x194), sw_r32(0x198), sw_r32(0x2a0), sw_r32(0x2a4));
196 u32
rtl9300_sds_mode_get(int sds_num
)
200 if (sds_num
< 0 || sds_num
> 11) {
201 pr_err("Wrong SerDes number: %d\n", sds_num
);
205 v
= sw_r32(rtl9300_sds_regs
[sds_num
]);
206 v
>>= rtl9300_sds_lsb
[sds_num
];
212 * On the RTL839x family of SoCs with inbuilt SerDes, these SerDes are accessed through
213 * a 2048 bit register that holds the contents of the PHY being simulated by the SoC.
215 int rtl839x_read_sds_phy(int phy_addr
, int phy_reg
)
225 * For the RTL8393 internal SerDes, we simulate a PHY ID in registers 2/3
226 * which would otherwise read as 0.
228 if (soc_info
.id
== 0x8393) {
236 * Register RTL839X_SDS12_13_XSG0 is 2048 bit broad, the MSB (bit 15) of the
237 * 0th PHY register is bit 1023 (in byte 0x80). Because PHY-registers are 16
238 * bit broad, we offset by reg << 1. In the SoC 2 registers are stored in
239 * one 32 bit register.
241 reg
= (phy_reg
<< 1) & 0xfc;
242 val
= sw_r32(RTL839X_SDS12_13_XSG0
+ offset
+ 0x80 + reg
);
245 val
= (val
>> 16) & 0xffff;
252 * On the RTL930x family of SoCs, the internal SerDes are accessed through an IO
253 * register which simulates commands to an internal MDIO bus.
255 int rtl930x_read_sds_phy(int phy_addr
, int page
, int phy_reg
)
258 u32 cmd
= phy_addr
<< 2 | page
<< 7 | phy_reg
<< 13 | 1;
260 sw_w32(cmd
, RTL930X_SDS_INDACS_CMD
);
262 for (i
= 0; i
< 100; i
++) {
263 if (!(sw_r32(RTL930X_SDS_INDACS_CMD
) & 0x1))
271 return sw_r32(RTL930X_SDS_INDACS_DATA
) & 0xffff;
274 int rtl930x_write_sds_phy(int phy_addr
, int page
, int phy_reg
, u16 v
)
279 sw_w32(v
, RTL930X_SDS_INDACS_DATA
);
280 cmd
= phy_addr
<< 2 | page
<< 7 | phy_reg
<< 13 | 0x3;
282 for (i
= 0; i
< 100; i
++) {
283 if (!(sw_r32(RTL930X_SDS_INDACS_CMD
) & 0x1))
290 pr_info("%s ERROR !!!!!!!!!!!!!!!!!!!!\n", __func__
);
297 int rtl931x_read_sds_phy(int phy_addr
, int page
, int phy_reg
)
300 u32 cmd
= phy_addr
<< 2 | page
<< 7 | phy_reg
<< 13 | 1;
302 pr_debug("%s: phy_addr(SDS-ID) %d, phy_reg: %d\n", __func__
, phy_addr
, phy_reg
);
303 sw_w32(cmd
, RTL931X_SERDES_INDRT_ACCESS_CTRL
);
305 for (i
= 0; i
< 100; i
++) {
306 if (!(sw_r32(RTL931X_SERDES_INDRT_ACCESS_CTRL
) & 0x1))
314 pr_debug("%s: returning %04x\n", __func__
, sw_r32(RTL931X_SERDES_INDRT_DATA_CTRL
) & 0xffff);
315 return sw_r32(RTL931X_SERDES_INDRT_DATA_CTRL
) & 0xffff;
318 int rtl931x_write_sds_phy(int phy_addr
, int page
, int phy_reg
, u16 v
)
323 cmd
= phy_addr
<< 2 | page
<< 7 | phy_reg
<< 13;
324 sw_w32(cmd
, RTL931X_SERDES_INDRT_ACCESS_CTRL
);
326 sw_w32(v
, RTL931X_SERDES_INDRT_DATA_CTRL
);
328 cmd
= sw_r32(RTL931X_SERDES_INDRT_ACCESS_CTRL
) | 0x3;
329 sw_w32(cmd
, RTL931X_SERDES_INDRT_ACCESS_CTRL
);
331 for (i
= 0; i
< 100; i
++) {
332 if (!(sw_r32(RTL931X_SERDES_INDRT_ACCESS_CTRL
) & 0x1))
344 * On the RTL838x SoCs, the internal SerDes is accessed through direct access to
345 * standard PHY registers, where a 32 bit register holds a 16 bit word as found
346 * in a standard page 0 of a PHY
348 int rtl838x_read_sds_phy(int phy_addr
, int phy_reg
)
355 val
= sw_r32(RTL838X_SDS4_FIB_REG0
+ offset
+ (phy_reg
<< 2)) & 0xffff;
360 int rtl839x_write_sds_phy(int phy_addr
, int phy_reg
, u16 v
)
369 reg
= (phy_reg
<< 1) & 0xfc;
373 sw_w32_mask(0xffff0000, val
,
374 RTL839X_SDS12_13_XSG0
+ offset
+ 0x80 + reg
);
376 sw_w32_mask(0xffff, val
,
377 RTL839X_SDS12_13_XSG0
+ offset
+ 0x80 + reg
);
383 /* Read the link and speed status of the 2 internal SGMII/1000Base-X
384 * ports of the RTL838x SoCs
386 static int rtl8380_read_status(struct phy_device
*phydev
)
390 err
= genphy_read_status(phydev
);
393 phydev
->speed
= SPEED_1000
;
394 phydev
->duplex
= DUPLEX_FULL
;
400 /* Read the link and speed status of the 2 internal SGMII/1000Base-X
401 * ports of the RTL8393 SoC
403 static int rtl8393_read_status(struct phy_device
*phydev
)
407 int phy_addr
= phydev
->mdio
.addr
;
410 err
= genphy_read_status(phydev
);
415 phydev
->speed
= SPEED_100
;
416 /* Read SPD_RD_00 (bit 13) and SPD_RD_01 (bit 6) out of the internal
419 v
= sw_r32(RTL839X_SDS12_13_XSG0
+ offset
+ 0x80);
420 if (!(v
& (1 << 13)) && (v
& (1 << 6)))
421 phydev
->speed
= SPEED_1000
;
422 phydev
->duplex
= DUPLEX_FULL
;
428 static int rtl8226_read_page(struct phy_device
*phydev
)
430 return __phy_read(phydev
, RTL8XXX_PAGE_SELECT
);
433 static int rtl8226_write_page(struct phy_device
*phydev
, int page
)
435 return __phy_write(phydev
, RTL8XXX_PAGE_SELECT
, page
);
438 static int rtl8226_read_status(struct phy_device
*phydev
)
443 // TODO: ret = genphy_read_status(phydev);
445 // pr_info("%s: genphy_read_status failed\n", __func__);
449 // Link status must be read twice
450 for (i
= 0; i
< 2; i
++) {
451 val
= phy_read_mmd(phydev
, MMD_VEND2
, 0xA402);
453 phydev
->link
= val
& BIT(2) ? 1 : 0;
457 // Read duplex status
458 val
= phy_read_mmd(phydev
, MMD_VEND2
, 0xA434);
461 phydev
->duplex
= !!(val
& BIT(3));
464 val
= phy_read_mmd(phydev
, MMD_VEND2
, 0xA434);
465 switch (val
& 0x0630) {
467 phydev
->speed
= SPEED_10
;
470 phydev
->speed
= SPEED_100
;
473 phydev
->speed
= SPEED_1000
;
476 phydev
->speed
= SPEED_10000
;
479 phydev
->speed
= SPEED_2500
;
482 phydev
->speed
= SPEED_5000
;
491 static int rtl8226_advertise_aneg(struct phy_device
*phydev
)
496 pr_info("In %s\n", __func__
);
498 v
= phy_read_mmd(phydev
, MMD_AN
, 16);
502 v
|= BIT(5); // HD 10M
503 v
|= BIT(6); // FD 10M
504 v
|= BIT(7); // HD 100M
505 v
|= BIT(8); // FD 100M
507 ret
= phy_write_mmd(phydev
, MMD_AN
, 16, v
);
510 v
= phy_read_mmd(phydev
, MMD_VEND2
, 0xA412);
513 v
|= BIT(9); // FD 1000M
515 ret
= phy_write_mmd(phydev
, MMD_VEND2
, 0xA412, v
);
520 v
= phy_read_mmd(phydev
, MMD_AN
, 32);
525 ret
= phy_write_mmd(phydev
, MMD_AN
, 32, v
);
531 static int rtl8226_config_aneg(struct phy_device
*phydev
)
536 pr_debug("In %s\n", __func__
);
537 if (phydev
->autoneg
== AUTONEG_ENABLE
) {
538 ret
= rtl8226_advertise_aneg(phydev
);
541 // AutoNegotiationEnable
542 v
= phy_read_mmd(phydev
, MMD_AN
, 0);
546 v
|= BIT(12); // Enable AN
547 ret
= phy_write_mmd(phydev
, MMD_AN
, 0, v
);
551 // RestartAutoNegotiation
552 v
= phy_read_mmd(phydev
, MMD_VEND2
, 0xA400);
557 ret
= phy_write_mmd(phydev
, MMD_VEND2
, 0xA400, v
);
560 // TODO: ret = __genphy_config_aneg(phydev, ret);
566 static int rtl8226_get_eee(struct phy_device
*phydev
,
567 struct ethtool_eee
*e
)
570 int addr
= phydev
->mdio
.addr
;
572 pr_debug("In %s, port %d, was enabled: %d\n", __func__
, addr
, e
->eee_enabled
);
574 val
= phy_read_mmd(phydev
, MMD_AN
, 60);
575 if (e
->eee_enabled
) {
576 e
->eee_enabled
= !!(val
& BIT(1));
577 if (!e
->eee_enabled
) {
578 val
= phy_read_mmd(phydev
, MMD_AN
, 62);
579 e
->eee_enabled
= !!(val
& BIT(0));
582 pr_debug("%s: enabled: %d\n", __func__
, e
->eee_enabled
);
587 static int rtl8226_set_eee(struct phy_device
*phydev
, struct ethtool_eee
*e
)
589 int port
= phydev
->mdio
.addr
;
594 pr_info("In %s, port %d, enabled %d\n", __func__
, port
, e
->eee_enabled
);
596 poll_state
= disable_polling(port
);
598 // Remember aneg state
599 val
= phy_read_mmd(phydev
, MMD_AN
, 0);
600 an_enabled
= !!(val
& BIT(12));
602 // Setup 100/1000MBit
603 val
= phy_read_mmd(phydev
, MMD_AN
, 60);
608 phy_write_mmd(phydev
, MMD_AN
, 60, val
);
611 val
= phy_read_mmd(phydev
, MMD_AN
, 62);
616 phy_write_mmd(phydev
, MMD_AN
, 62, val
);
618 // RestartAutoNegotiation
619 val
= phy_read_mmd(phydev
, MMD_VEND2
, 0xA400);
621 phy_write_mmd(phydev
, MMD_VEND2
, 0xA400, val
);
623 resume_polling(poll_state
);
628 static struct fw_header
*rtl838x_request_fw(struct phy_device
*phydev
,
629 const struct firmware
*fw
,
632 struct device
*dev
= &phydev
->mdio
.dev
;
635 uint32_t checksum
, my_checksum
;
637 err
= request_firmware(&fw
, name
, dev
);
641 if (fw
->size
< sizeof(struct fw_header
)) {
642 pr_err("Firmware size too small.\n");
647 h
= (struct fw_header
*) fw
->data
;
648 pr_info("Firmware loaded. Size %d, magic: %08x\n", fw
->size
, h
->magic
);
650 if (h
->magic
!= 0x83808380) {
651 pr_err("Wrong firmware file: MAGIC mismatch.\n");
655 checksum
= h
->checksum
;
657 my_checksum
= ~crc32(0xFFFFFFFFU
, fw
->data
, fw
->size
);
658 if (checksum
!= my_checksum
) {
659 pr_err("Firmware checksum mismatch.\n");
663 h
->checksum
= checksum
;
667 dev_err(dev
, "Unable to load firmware %s (%d)\n", name
, err
);
671 static void rtl821x_phy_setup_package_broadcast(struct phy_device
*phydev
, bool enable
)
673 int mac
= phydev
->mdio
.addr
;
675 /* select main page 0 */
676 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL8XXX_PAGE_SELECT
, RTL8XXX_PAGE_MAIN
);
677 /* write to 0x8 to register 0x1d on main page 0 */
678 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_INTERNAL
);
679 /* select page 0x266 */
680 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL8XXX_PAGE_SELECT
, RTL821X_PAGE_PORT
);
681 /* set phy id and target broadcast bitmap in register 0x16 on page 0x266 */
682 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, 0x16, (enable
?0xff00:0x00) | mac
);
683 /* return to main page 0 */
684 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL8XXX_PAGE_SELECT
, RTL8XXX_PAGE_MAIN
);
685 /* write to 0x0 to register 0x1d on main page 0 */
686 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_AUTO
);
690 static int rtl8390_configure_generic(struct phy_device
*phydev
)
692 int mac
= phydev
->mdio
.addr
;
695 val
= phy_read(phydev
, 2);
697 val
= phy_read(phydev
, 3);
699 pr_debug("Phy on MAC %d: %x\n", mac
, phy_id
);
701 /* Read internal PHY ID */
702 phy_write_paged(phydev
, 31, 27, 0x0002);
703 val
= phy_read_paged(phydev
, 31, 28);
705 /* Internal RTL8218B, version 2 */
706 phydev_info(phydev
, "Detected unknown %x\n", val
);
710 static int rtl8380_configure_int_rtl8218b(struct phy_device
*phydev
)
714 int mac
= phydev
->mdio
.addr
;
716 u32
*rtl838x_6275B_intPhy_perport
;
717 u32
*rtl8218b_6276B_hwEsd_perport
;
719 val
= phy_read(phydev
, 2);
721 val
= phy_read(phydev
, 3);
723 pr_debug("Phy on MAC %d: %x\n", mac
, phy_id
);
725 /* Read internal PHY ID */
726 phy_write_paged(phydev
, 31, 27, 0x0002);
727 val
= phy_read_paged(phydev
, 31, 28);
729 phydev_err(phydev
, "Expected internal RTL8218B, found PHY-ID %x\n", val
);
733 /* Internal RTL8218B, version 2 */
734 phydev_info(phydev
, "Detected internal RTL8218B\n");
736 h
= rtl838x_request_fw(phydev
, &rtl838x_8380_fw
, FIRMWARE_838X_8380_1
);
740 if (h
->phy
!= 0x83800000) {
741 phydev_err(phydev
, "Wrong firmware file: PHY mismatch.\n");
745 rtl838x_6275B_intPhy_perport
= (void *)h
+ sizeof(struct fw_header
)
748 rtl8218b_6276B_hwEsd_perport
= (void *)h
+ sizeof(struct fw_header
)
751 if (sw_r32(RTL838X_DMY_REG31
) == 0x1)
754 val
= phy_read(phydev
, 0);
756 rtl8380_int_phy_on_off(phydev
, true);
758 rtl8380_phy_reset(phydev
);
761 /* Ready PHY for patch */
762 for (p
= 0; p
< 8; p
++) {
763 phy_package_port_write_paged(phydev
, p
, RTL83XX_PAGE_RAW
, RTL8XXX_PAGE_SELECT
, RTL821X_PAGE_PATCH
);
764 phy_package_port_write_paged(phydev
, p
, RTL83XX_PAGE_RAW
, 0x10, 0x0010);
767 for (p
= 0; p
< 8; p
++) {
768 for (i
= 0; i
< 100 ; i
++) {
769 val
= phy_package_port_read_paged(phydev
, p
, RTL821X_PAGE_STATE
, 0x10);
775 "ERROR: Port %d not ready for patch.\n",
780 for (p
= 0; p
< 8; p
++) {
782 while (rtl838x_6275B_intPhy_perport
[i
* 2]) {
783 phy_package_port_write_paged(phydev
, p
, RTL83XX_PAGE_RAW
,
784 rtl838x_6275B_intPhy_perport
[i
* 2],
785 rtl838x_6275B_intPhy_perport
[i
* 2 + 1]);
789 while (rtl8218b_6276B_hwEsd_perport
[i
* 2]) {
790 phy_package_port_write_paged(phydev
, p
, RTL83XX_PAGE_RAW
,
791 rtl8218b_6276B_hwEsd_perport
[i
* 2],
792 rtl8218b_6276B_hwEsd_perport
[i
* 2 + 1]);
799 static int rtl8380_configure_ext_rtl8218b(struct phy_device
*phydev
)
801 u32 val
, ipd
, phy_id
;
803 int mac
= phydev
->mdio
.addr
;
805 u32
*rtl8380_rtl8218b_perchip
;
806 u32
*rtl8218B_6276B_rtl8380_perport
;
807 u32
*rtl8380_rtl8218b_perport
;
809 if (soc_info
.family
== RTL8380_FAMILY_ID
&& mac
!= 0 && mac
!= 16) {
810 phydev_err(phydev
, "External RTL8218B must have PHY-IDs 0 or 16!\n");
813 val
= phy_read(phydev
, 2);
815 val
= phy_read(phydev
, 3);
817 pr_info("Phy on MAC %d: %x\n", mac
, phy_id
);
819 /* Read internal PHY ID */
820 phy_write_paged(phydev
, 31, 27, 0x0002);
821 val
= phy_read_paged(phydev
, 31, 28);
823 phydev_err(phydev
, "Expected external RTL8218B, found PHY-ID %x\n", val
);
826 phydev_info(phydev
, "Detected external RTL8218B\n");
828 h
= rtl838x_request_fw(phydev
, &rtl838x_8218b_fw
, FIRMWARE_838X_8218b_1
);
832 if (h
->phy
!= 0x8218b000) {
833 phydev_err(phydev
, "Wrong firmware file: PHY mismatch.\n");
837 rtl8380_rtl8218b_perchip
= (void *)h
+ sizeof(struct fw_header
)
840 rtl8218B_6276B_rtl8380_perport
= (void *)h
+ sizeof(struct fw_header
)
843 rtl8380_rtl8218b_perport
= (void *)h
+ sizeof(struct fw_header
)
846 val
= phy_read(phydev
, 0);
848 rtl8380_int_phy_on_off(phydev
, true);
850 rtl8380_phy_reset(phydev
);
854 /* Get Chip revision */
855 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL8XXX_PAGE_SELECT
, RTL8XXX_PAGE_MAIN
);
856 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, 0x1b, 0x4);
857 val
= phy_read_paged(phydev
, RTL83XX_PAGE_RAW
, 0x1c);
859 phydev_info(phydev
, "Detected chip revision %04x\n", val
);
862 while (rtl8380_rtl8218b_perchip
[i
* 3]
863 && rtl8380_rtl8218b_perchip
[i
* 3 + 1]) {
864 phy_package_port_write_paged(phydev
, rtl8380_rtl8218b_perchip
[i
* 3],
865 RTL83XX_PAGE_RAW
, rtl8380_rtl8218b_perchip
[i
* 3 + 1],
866 rtl8380_rtl8218b_perchip
[i
* 3 + 2]);
871 for (i
= 0; i
< 8; i
++) {
872 phy_package_port_write_paged(phydev
, i
, RTL83XX_PAGE_RAW
, RTL8XXX_PAGE_SELECT
, RTL8XXX_PAGE_MAIN
);
873 phy_package_port_write_paged(phydev
, i
, RTL83XX_PAGE_RAW
, 0x00, 0x1140);
878 for (i
= 0; i
< 8; i
++) {
879 phy_package_port_write_paged(phydev
, i
, RTL83XX_PAGE_RAW
, RTL8XXX_PAGE_SELECT
, RTL821X_PAGE_PATCH
);
880 phy_package_port_write_paged(phydev
, i
, RTL83XX_PAGE_RAW
, 0x10, 0x0010);
885 /* Verify patch readiness */
886 for (i
= 0; i
< 8; i
++) {
887 for (l
= 0; l
< 100; l
++) {
888 val
= phy_package_port_read_paged(phydev
, i
, RTL821X_PAGE_STATE
, 0x10);
893 phydev_err(phydev
, "Could not patch PHY\n");
898 /* Use Broadcast ID method for patching */
899 rtl821x_phy_setup_package_broadcast(phydev
, true);
901 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, 30, 8);
902 phy_write_paged(phydev
, 0x26e, 17, 0xb);
903 phy_write_paged(phydev
, 0x26e, 16, 0x2);
905 ipd
= phy_read_paged(phydev
, 0x26e, 19);
906 phy_write_paged(phydev
, 0, 30, 0);
907 ipd
= (ipd
>> 4) & 0xf; /* unused ? */
910 while (rtl8218B_6276B_rtl8380_perport
[i
* 2]) {
911 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, rtl8218B_6276B_rtl8380_perport
[i
* 2],
912 rtl8218B_6276B_rtl8380_perport
[i
* 2 + 1]);
916 /*Disable broadcast ID*/
917 rtl821x_phy_setup_package_broadcast(phydev
, false);
922 static int rtl8218b_ext_match_phy_device(struct phy_device
*phydev
)
924 int addr
= phydev
->mdio
.addr
;
926 /* Both the RTL8214FC and the external RTL8218B have the same
927 * PHY ID. On the RTL838x, the RTL8218B can only be attached_dev
928 * at PHY IDs 0-7, while the RTL8214FC must be attached via
929 * the pair of SGMII/1000Base-X with higher PHY-IDs
931 if (soc_info
.family
== RTL8380_FAMILY_ID
)
932 return phydev
->phy_id
== PHY_ID_RTL8218B_E
&& addr
< 8;
934 return phydev
->phy_id
== PHY_ID_RTL8218B_E
;
937 static bool rtl8214fc_media_is_fibre(struct phy_device
*phydev
)
939 int mac
= phydev
->mdio
.addr
;
941 static int reg
[] = {16, 19, 20, 21};
944 phy_package_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_INTERNAL
);
945 val
= phy_package_read_paged(phydev
, RTL821X_PAGE_PORT
, reg
[mac
% 4]);
946 phy_package_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_AUTO
);
954 static void rtl8214fc_power_set(struct phy_device
*phydev
, int port
, bool on
)
956 char *state
= on
? "on" : "off";
958 if (port
== PORT_FIBRE
) {
959 pr_info("%s: Powering %s FIBRE (port %d)\n", __func__
, state
, phydev
->mdio
.addr
);
960 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_FIBRE
);
962 pr_info("%s: Powering %s COPPER (port %d)\n", __func__
, state
, phydev
->mdio
.addr
);
963 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_COPPER
);
967 phy_modify_paged(phydev
, RTL821X_PAGE_POWER
, 0x10, BIT(11), 0);
969 phy_modify_paged(phydev
, RTL821X_PAGE_POWER
, 0x10, 0, BIT(11));
972 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_AUTO
);
975 static int rtl8214fc_suspend(struct phy_device
*phydev
)
977 rtl8214fc_power_set(phydev
, PORT_MII
, false);
978 rtl8214fc_power_set(phydev
, PORT_FIBRE
, false);
983 static int rtl8214fc_resume(struct phy_device
*phydev
)
985 if (rtl8214fc_media_is_fibre(phydev
)) {
986 rtl8214fc_power_set(phydev
, PORT_MII
, false);
987 rtl8214fc_power_set(phydev
, PORT_FIBRE
, true);
989 rtl8214fc_power_set(phydev
, PORT_FIBRE
, false);
990 rtl8214fc_power_set(phydev
, PORT_MII
, true);
996 static void rtl8214fc_media_set(struct phy_device
*phydev
, bool set_fibre
)
998 int mac
= phydev
->mdio
.addr
;
1000 static int reg
[] = {16, 19, 20, 21};
1003 pr_info("%s: port %d, set_fibre: %d\n", __func__
, mac
, set_fibre
);
1004 phy_package_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_INTERNAL
);
1005 val
= phy_package_read_paged(phydev
, RTL821X_PAGE_PORT
, reg
[mac
% 4]);
1014 phy_package_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_INTERNAL
);
1015 phy_package_write_paged(phydev
, RTL821X_PAGE_PORT
, reg
[mac
% 4], val
);
1016 phy_package_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_AUTO
);
1018 if (!phydev
->suspended
) {
1020 rtl8214fc_power_set(phydev
, PORT_MII
, false);
1021 rtl8214fc_power_set(phydev
, PORT_FIBRE
, true);
1023 rtl8214fc_power_set(phydev
, PORT_FIBRE
, false);
1024 rtl8214fc_power_set(phydev
, PORT_MII
, true);
1029 static int rtl8214fc_set_port(struct phy_device
*phydev
, int port
)
1031 bool is_fibre
= (port
== PORT_FIBRE
? true : false);
1032 int addr
= phydev
->mdio
.addr
;
1034 pr_debug("%s port %d to %d\n", __func__
, addr
, port
);
1036 rtl8214fc_media_set(phydev
, is_fibre
);
1040 static int rtl8214fc_get_port(struct phy_device
*phydev
)
1042 int addr
= phydev
->mdio
.addr
;
1044 pr_debug("%s: port %d\n", __func__
, addr
);
1045 if (rtl8214fc_media_is_fibre(phydev
))
1051 * Enable EEE on the RTL8218B PHYs
1052 * The method used is not the preferred way (which would be based on the MAC-EEE state,
1053 * but the only way that works since the kernel first enables EEE in the MAC
1054 * and then sets up the PHY. The MAC-based approach would require the oppsite.
1056 void rtl8218d_eee_set(struct phy_device
*phydev
, bool enable
)
1061 pr_debug("In %s %d, enable %d\n", __func__
, phydev
->mdio
.addr
, enable
);
1062 /* Set GPHY page to copper */
1063 phy_write_paged(phydev
, RTL821X_PAGE_GPHY
, RTL821XEXT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_COPPER
);
1065 val
= phy_read(phydev
, 0);
1066 an_enabled
= val
& BIT(12);
1068 /* Enable 100M (bit 1) / 1000M (bit 2) EEE */
1069 val
= phy_read_mmd(phydev
, 7, 60);
1070 val
|= BIT(2) | BIT(1);
1071 phy_write_mmd(phydev
, 7, 60, enable
? 0x6 : 0);
1073 /* 500M EEE ability */
1074 val
= phy_read_paged(phydev
, RTL821X_PAGE_GPHY
, 20);
1079 phy_write_paged(phydev
, RTL821X_PAGE_GPHY
, 20, val
);
1081 /* Restart AN if enabled */
1083 val
= phy_read(phydev
, 0);
1085 phy_write(phydev
, 0, val
);
1088 /* GPHY page back to auto*/
1089 phy_write_paged(phydev
, RTL821X_PAGE_GPHY
, RTL821XEXT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_AUTO
);
1092 static int rtl8218b_get_eee(struct phy_device
*phydev
,
1093 struct ethtool_eee
*e
)
1096 int addr
= phydev
->mdio
.addr
;
1098 pr_debug("In %s, port %d, was enabled: %d\n", __func__
, addr
, e
->eee_enabled
);
1100 /* Set GPHY page to copper */
1101 phy_write_paged(phydev
, RTL821X_PAGE_GPHY
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_COPPER
);
1103 val
= phy_read_paged(phydev
, 7, 60);
1104 if (e
->eee_enabled
) {
1105 // Verify vs MAC-based EEE
1106 e
->eee_enabled
= !!(val
& BIT(7));
1107 if (!e
->eee_enabled
) {
1108 val
= phy_read_paged(phydev
, RTL821X_PAGE_MAC
, 25);
1109 e
->eee_enabled
= !!(val
& BIT(4));
1112 pr_debug("%s: enabled: %d\n", __func__
, e
->eee_enabled
);
1114 /* GPHY page to auto */
1115 phy_write_paged(phydev
, RTL821X_PAGE_GPHY
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_AUTO
);
1120 static int rtl8218d_get_eee(struct phy_device
*phydev
,
1121 struct ethtool_eee
*e
)
1124 int addr
= phydev
->mdio
.addr
;
1126 pr_debug("In %s, port %d, was enabled: %d\n", __func__
, addr
, e
->eee_enabled
);
1128 /* Set GPHY page to copper */
1129 phy_write_paged(phydev
, RTL821X_PAGE_GPHY
, RTL821XEXT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_COPPER
);
1131 val
= phy_read_paged(phydev
, 7, 60);
1133 e
->eee_enabled
= !!(val
& BIT(7));
1134 pr_debug("%s: enabled: %d\n", __func__
, e
->eee_enabled
);
1136 /* GPHY page to auto */
1137 phy_write_paged(phydev
, RTL821X_PAGE_GPHY
, RTL821XEXT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_AUTO
);
1142 static int rtl8214fc_set_eee(struct phy_device
*phydev
,
1143 struct ethtool_eee
*e
)
1146 int port
= phydev
->mdio
.addr
;
1150 pr_debug("In %s port %d, enabled %d\n", __func__
, port
, e
->eee_enabled
);
1152 if (rtl8214fc_media_is_fibre(phydev
)) {
1153 netdev_err(phydev
->attached_dev
, "Port %d configured for FIBRE", port
);
1157 poll_state
= disable_polling(port
);
1159 /* Set GPHY page to copper */
1160 phy_write_paged(phydev
, RTL821X_PAGE_GPHY
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_COPPER
);
1162 // Get auto-negotiation status
1163 val
= phy_read(phydev
, 0);
1164 an_enabled
= val
& BIT(12);
1166 pr_info("%s: aneg: %d\n", __func__
, an_enabled
);
1167 val
= phy_read_paged(phydev
, RTL821X_PAGE_MAC
, 25);
1168 val
&= ~BIT(5); // Use MAC-based EEE
1169 phy_write_paged(phydev
, RTL821X_PAGE_MAC
, 25, val
);
1171 /* Enable 100M (bit 1) / 1000M (bit 2) EEE */
1172 phy_write_paged(phydev
, 7, 60, e
->eee_enabled
? 0x6 : 0);
1174 /* 500M EEE ability */
1175 val
= phy_read_paged(phydev
, RTL821X_PAGE_GPHY
, 20);
1181 phy_write_paged(phydev
, RTL821X_PAGE_GPHY
, 20, val
);
1183 /* Restart AN if enabled */
1185 pr_info("%s: doing aneg\n", __func__
);
1186 val
= phy_read(phydev
, 0);
1188 phy_write(phydev
, 0, val
);
1191 /* GPHY page back to auto*/
1192 phy_write_paged(phydev
, RTL821X_PAGE_GPHY
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_AUTO
);
1194 resume_polling(poll_state
);
1199 static int rtl8214fc_get_eee(struct phy_device
*phydev
,
1200 struct ethtool_eee
*e
)
1202 int addr
= phydev
->mdio
.addr
;
1204 pr_debug("In %s port %d, enabled %d\n", __func__
, addr
, e
->eee_enabled
);
1205 if (rtl8214fc_media_is_fibre(phydev
)) {
1206 netdev_err(phydev
->attached_dev
, "Port %d configured for FIBRE", addr
);
1210 return rtl8218b_get_eee(phydev
, e
);
1213 static int rtl8218b_set_eee(struct phy_device
*phydev
, struct ethtool_eee
*e
)
1215 int port
= phydev
->mdio
.addr
;
1220 pr_info("In %s, port %d, enabled %d\n", __func__
, port
, e
->eee_enabled
);
1222 poll_state
= disable_polling(port
);
1224 /* Set GPHY page to copper */
1225 phy_write(phydev
, RTL821XEXT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_COPPER
);
1226 val
= phy_read(phydev
, 0);
1227 an_enabled
= val
& BIT(12);
1229 if (e
->eee_enabled
) {
1230 /* 100/1000M EEE Capability */
1231 phy_write(phydev
, 13, 0x0007);
1232 phy_write(phydev
, 14, 0x003C);
1233 phy_write(phydev
, 13, 0x4007);
1234 phy_write(phydev
, 14, 0x0006);
1236 val
= phy_read_paged(phydev
, RTL821X_PAGE_MAC
, 25);
1238 phy_write_paged(phydev
, RTL821X_PAGE_MAC
, 25, val
);
1240 /* 100/1000M EEE Capability */
1241 phy_write(phydev
, 13, 0x0007);
1242 phy_write(phydev
, 14, 0x003C);
1243 phy_write(phydev
, 13, 0x0007);
1244 phy_write(phydev
, 14, 0x0000);
1246 val
= phy_read_paged(phydev
, RTL821X_PAGE_MAC
, 25);
1248 phy_write_paged(phydev
, RTL821X_PAGE_MAC
, 25, val
);
1251 /* Restart AN if enabled */
1253 val
= phy_read(phydev
, 0);
1255 phy_write(phydev
, 0, val
);
1258 /* GPHY page back to auto*/
1259 phy_write_paged(phydev
, RTL821X_PAGE_GPHY
, RTL821XEXT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_AUTO
);
1261 pr_info("%s done\n", __func__
);
1262 resume_polling(poll_state
);
1267 static int rtl8218d_set_eee(struct phy_device
*phydev
, struct ethtool_eee
*e
)
1269 int addr
= phydev
->mdio
.addr
;
1272 pr_info("In %s, port %d, enabled %d\n", __func__
, addr
, e
->eee_enabled
);
1274 poll_state
= disable_polling(addr
);
1276 rtl8218d_eee_set(phydev
, (bool) e
->eee_enabled
);
1278 resume_polling(poll_state
);
1283 static int rtl8214c_match_phy_device(struct phy_device
*phydev
)
1285 return phydev
->phy_id
== PHY_ID_RTL8214C
;
1288 static int rtl8380_configure_rtl8214c(struct phy_device
*phydev
)
1291 int mac
= phydev
->mdio
.addr
;
1293 val
= phy_read(phydev
, 2);
1295 val
= phy_read(phydev
, 3);
1297 pr_debug("Phy on MAC %d: %x\n", mac
, phy_id
);
1299 phydev_info(phydev
, "Detected external RTL8214C\n");
1301 /* GPHY auto conf */
1302 phy_write_paged(phydev
, RTL821X_PAGE_GPHY
, RTL821XINT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_AUTO
);
1306 static int rtl8380_configure_rtl8214fc(struct phy_device
*phydev
)
1308 u32 phy_id
, val
, page
= 0;
1310 int mac
= phydev
->mdio
.addr
;
1311 struct fw_header
*h
;
1312 u32
*rtl8380_rtl8214fc_perchip
;
1313 u32
*rtl8380_rtl8214fc_perport
;
1315 val
= phy_read(phydev
, 2);
1317 val
= phy_read(phydev
, 3);
1319 pr_debug("Phy on MAC %d: %x\n", mac
, phy_id
);
1321 /* Read internal PHY id */
1322 phy_write_paged(phydev
, 0, RTL821XEXT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_COPPER
);
1323 phy_write_paged(phydev
, 0x1f, 0x1b, 0x0002);
1324 val
= phy_read_paged(phydev
, 0x1f, 0x1c);
1325 if (val
!= 0x6276) {
1326 phydev_err(phydev
, "Expected external RTL8214FC, found PHY-ID %x\n", val
);
1329 phydev_info(phydev
, "Detected external RTL8214FC\n");
1331 h
= rtl838x_request_fw(phydev
, &rtl838x_8214fc_fw
, FIRMWARE_838X_8214FC_1
);
1335 if (h
->phy
!= 0x8214fc00) {
1336 phydev_err(phydev
, "Wrong firmware file: PHY mismatch.\n");
1340 rtl8380_rtl8214fc_perchip
= (void *)h
+ sizeof(struct fw_header
)
1341 + h
->parts
[0].start
;
1343 rtl8380_rtl8214fc_perport
= (void *)h
+ sizeof(struct fw_header
)
1344 + h
->parts
[1].start
;
1346 /* detect phy version */
1347 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, 27, 0x0004);
1348 val
= phy_read_paged(phydev
, RTL83XX_PAGE_RAW
, 28);
1350 val
= phy_read(phydev
, 16);
1351 if (val
& (1 << 11))
1352 rtl8380_rtl8214fc_on_off(phydev
, true);
1354 rtl8380_phy_reset(phydev
);
1357 phy_write_paged(phydev
, 0, RTL821XEXT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_COPPER
);
1360 while (rtl8380_rtl8214fc_perchip
[i
* 3]
1361 && rtl8380_rtl8214fc_perchip
[i
* 3 + 1]) {
1362 if (rtl8380_rtl8214fc_perchip
[i
* 3 + 1] == 0x1f)
1363 page
= rtl8380_rtl8214fc_perchip
[i
* 3 + 2];
1364 if (rtl8380_rtl8214fc_perchip
[i
* 3 + 1] == 0x13 && page
== 0x260) {
1365 val
= phy_read_paged(phydev
, 0x260, 13);
1366 val
= (val
& 0x1f00) | (rtl8380_rtl8214fc_perchip
[i
* 3 + 2]
1368 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
,
1369 rtl8380_rtl8214fc_perchip
[i
* 3 + 1], val
);
1371 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
,
1372 rtl8380_rtl8214fc_perchip
[i
* 3 + 1],
1373 rtl8380_rtl8214fc_perchip
[i
* 3 + 2]);
1378 /* Force copper medium */
1379 for (i
= 0; i
< 4; i
++) {
1380 phy_package_port_write_paged(phydev
, i
, RTL83XX_PAGE_RAW
, RTL8XXX_PAGE_SELECT
, RTL8XXX_PAGE_MAIN
);
1381 phy_package_port_write_paged(phydev
, i
, RTL83XX_PAGE_RAW
, RTL821XEXT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_COPPER
);
1385 for (i
= 0; i
< 4; i
++) {
1386 phy_package_port_write_paged(phydev
, i
, RTL83XX_PAGE_RAW
, RTL8XXX_PAGE_SELECT
, RTL8XXX_PAGE_MAIN
);
1387 phy_package_port_write_paged(phydev
, i
, RTL83XX_PAGE_RAW
, 0x00, 0x1140);
1391 /* Disable Autosensing */
1392 for (i
= 0; i
< 4; i
++) {
1393 for (l
= 0; l
< 100; l
++) {
1394 val
= phy_package_port_read_paged(phydev
, i
, RTL821X_PAGE_GPHY
, 0x10);
1395 if ((val
& 0x7) >= 3)
1399 phydev_err(phydev
, "Could not disable autosensing\n");
1405 for (i
= 0; i
< 4; i
++) {
1406 phy_package_port_write_paged(phydev
, i
, RTL83XX_PAGE_RAW
, RTL8XXX_PAGE_SELECT
, RTL821X_PAGE_PATCH
);
1407 phy_package_port_write_paged(phydev
, i
, RTL83XX_PAGE_RAW
, 0x10, 0x0010);
1411 /* Verify patch readiness */
1412 for (i
= 0; i
< 4; i
++) {
1413 for (l
= 0; l
< 100; l
++) {
1414 val
= phy_package_port_read_paged(phydev
, i
, RTL821X_PAGE_STATE
, 0x10);
1419 phydev_err(phydev
, "Could not patch PHY\n");
1423 /* Use Broadcast ID method for patching */
1424 rtl821x_phy_setup_package_broadcast(phydev
, true);
1427 while (rtl8380_rtl8214fc_perport
[i
* 2]) {
1428 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, rtl8380_rtl8214fc_perport
[i
* 2],
1429 rtl8380_rtl8214fc_perport
[i
* 2 + 1]);
1433 /*Disable broadcast ID*/
1434 rtl821x_phy_setup_package_broadcast(phydev
, false);
1436 /* Auto medium selection */
1437 for (i
= 0; i
< 4; i
++) {
1438 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL8XXX_PAGE_SELECT
, RTL8XXX_PAGE_MAIN
);
1439 phy_write_paged(phydev
, RTL83XX_PAGE_RAW
, RTL821XEXT_MEDIA_PAGE_SELECT
, RTL821X_MEDIA_PAGE_AUTO
);
1445 static int rtl8214fc_match_phy_device(struct phy_device
*phydev
)
1447 int addr
= phydev
->mdio
.addr
;
1449 return phydev
->phy_id
== PHY_ID_RTL8214FC
&& addr
>= 24;
1452 static int rtl8380_configure_serdes(struct phy_device
*phydev
)
1457 struct fw_header
*h
;
1458 u32
*rtl8380_sds_take_reset
;
1459 u32
*rtl8380_sds_common
;
1460 u32
*rtl8380_sds01_qsgmii_6275b
;
1461 u32
*rtl8380_sds23_qsgmii_6275b
;
1462 u32
*rtl8380_sds4_fiber_6275b
;
1463 u32
*rtl8380_sds5_fiber_6275b
;
1464 u32
*rtl8380_sds_reset
;
1465 u32
*rtl8380_sds_release_reset
;
1467 phydev_info(phydev
, "Detected internal RTL8380 SERDES\n");
1469 h
= rtl838x_request_fw(phydev
, &rtl838x_8218b_fw
, FIRMWARE_838X_8380_1
);
1473 if (h
->magic
!= 0x83808380) {
1474 phydev_err(phydev
, "Wrong firmware file: magic number mismatch.\n");
1478 rtl8380_sds_take_reset
= (void *)h
+ sizeof(struct fw_header
)
1479 + h
->parts
[0].start
;
1481 rtl8380_sds_common
= (void *)h
+ sizeof(struct fw_header
)
1482 + h
->parts
[1].start
;
1484 rtl8380_sds01_qsgmii_6275b
= (void *)h
+ sizeof(struct fw_header
)
1485 + h
->parts
[2].start
;
1487 rtl8380_sds23_qsgmii_6275b
= (void *)h
+ sizeof(struct fw_header
)
1488 + h
->parts
[3].start
;
1490 rtl8380_sds4_fiber_6275b
= (void *)h
+ sizeof(struct fw_header
)
1491 + h
->parts
[4].start
;
1493 rtl8380_sds5_fiber_6275b
= (void *)h
+ sizeof(struct fw_header
)
1494 + h
->parts
[5].start
;
1496 rtl8380_sds_reset
= (void *)h
+ sizeof(struct fw_header
)
1497 + h
->parts
[6].start
;
1499 rtl8380_sds_release_reset
= (void *)h
+ sizeof(struct fw_header
)
1500 + h
->parts
[7].start
;
1502 /* Back up serdes power off value */
1503 sds_conf_value
= sw_r32(RTL838X_SDS_CFG_REG
);
1504 pr_info("SDS power down value: %x\n", sds_conf_value
);
1506 /* take serdes into reset */
1508 while (rtl8380_sds_take_reset
[2 * i
]) {
1509 sw_w32(rtl8380_sds_take_reset
[2 * i
+ 1], rtl8380_sds_take_reset
[2 * i
]);
1514 /* apply common serdes patch */
1516 while (rtl8380_sds_common
[2 * i
]) {
1517 sw_w32(rtl8380_sds_common
[2 * i
+ 1], rtl8380_sds_common
[2 * i
]);
1522 /* internal R/W enable */
1523 sw_w32(3, RTL838X_INT_RW_CTRL
);
1525 /* SerDes ports 4 and 5 are FIBRE ports */
1526 sw_w32_mask(0x7 | 0x38, 1 | (1 << 3), RTL838X_INT_MODE_CTRL
);
1528 /* SerDes module settings, SerDes 0-3 are QSGMII */
1529 v
= 0x6 << 25 | 0x6 << 20 | 0x6 << 15 | 0x6 << 10;
1530 /* SerDes 4 and 5 are 1000BX FIBRE */
1531 v
|= 0x4 << 5 | 0x4;
1532 sw_w32(v
, RTL838X_SDS_MODE_SEL
);
1534 pr_info("PLL control register: %x\n", sw_r32(RTL838X_PLL_CML_CTRL
));
1535 sw_w32_mask(0xfffffff0, 0xaaaaaaaf & 0xf, RTL838X_PLL_CML_CTRL
);
1537 while (rtl8380_sds01_qsgmii_6275b
[2 * i
]) {
1538 sw_w32(rtl8380_sds01_qsgmii_6275b
[2 * i
+ 1],
1539 rtl8380_sds01_qsgmii_6275b
[2 * i
]);
1544 while (rtl8380_sds23_qsgmii_6275b
[2 * i
]) {
1545 sw_w32(rtl8380_sds23_qsgmii_6275b
[2 * i
+ 1], rtl8380_sds23_qsgmii_6275b
[2 * i
]);
1550 while (rtl8380_sds4_fiber_6275b
[2 * i
]) {
1551 sw_w32(rtl8380_sds4_fiber_6275b
[2 * i
+ 1], rtl8380_sds4_fiber_6275b
[2 * i
]);
1556 while (rtl8380_sds5_fiber_6275b
[2 * i
]) {
1557 sw_w32(rtl8380_sds5_fiber_6275b
[2 * i
+ 1], rtl8380_sds5_fiber_6275b
[2 * i
]);
1562 while (rtl8380_sds_reset
[2 * i
]) {
1563 sw_w32(rtl8380_sds_reset
[2 * i
+ 1], rtl8380_sds_reset
[2 * i
]);
1568 while (rtl8380_sds_release_reset
[2 * i
]) {
1569 sw_w32(rtl8380_sds_release_reset
[2 * i
+ 1], rtl8380_sds_release_reset
[2 * i
]);
1573 pr_info("SDS power down value now: %x\n", sw_r32(RTL838X_SDS_CFG_REG
));
1574 sw_w32(sds_conf_value
, RTL838X_SDS_CFG_REG
);
1576 pr_info("Configuration of SERDES done\n");
1580 static int rtl8390_configure_serdes(struct phy_device
*phydev
)
1582 phydev_info(phydev
, "Detected internal RTL8390 SERDES\n");
1584 /* In autoneg state, force link, set SR4_CFG_EN_LINK_FIB1G */
1585 sw_w32_mask(0, 1 << 18, RTL839X_SDS12_13_XSG0
+ 0x0a);
1587 /* Disable EEE: Clear FRE16_EEE_RSG_FIB1G, FRE16_EEE_STD_FIB1G,
1588 * FRE16_C1_PWRSAV_EN_FIB1G, FRE16_C2_PWRSAV_EN_FIB1G
1589 * and FRE16_EEE_QUIET_FIB1G
1591 sw_w32_mask(0x1f << 10, 0, RTL839X_SDS12_13_XSG0
+ 0xe0);
1596 void rtl9300_sds_field_w(int sds
, u32 page
, u32 reg
, int end_bit
, int start_bit
, u32 v
)
1598 int l
= end_bit
- start_bit
+ 1;
1602 u32 mask
= BIT(l
) - 1;
1604 data
= rtl930x_read_sds_phy(sds
, page
, reg
);
1605 data
&= ~(mask
<< start_bit
);
1606 data
|= (v
& mask
) << start_bit
;
1609 rtl930x_write_sds_phy(sds
, page
, reg
, data
);
1612 u32
rtl9300_sds_field_r(int sds
, u32 page
, u32 reg
, int end_bit
, int start_bit
)
1614 int l
= end_bit
- start_bit
+ 1;
1615 u32 v
= rtl930x_read_sds_phy(sds
, page
, reg
);
1620 return (v
>> start_bit
) & (BIT(l
) - 1);
1623 /* Read the link and speed status of the internal SerDes of the RTL9300
1625 static int rtl9300_read_status(struct phy_device
*phydev
)
1627 struct device
*dev
= &phydev
->mdio
.dev
;
1628 int phy_addr
= phydev
->mdio
.addr
;
1629 struct device_node
*dn
;
1630 u32 sds_num
= 0, status
, latch_status
, mode
;
1635 if (of_property_read_u32(dn
, "sds", &sds_num
))
1637 pr_info("%s: Port %d, SerDes is %d\n", __func__
, phy_addr
, sds_num
);
1639 dev_err(dev
, "No DT node.\n");
1646 mode
= rtl9300_sds_mode_get(sds_num
);
1647 pr_info("%s got SDS mode %02x\n", __func__
, mode
);
1648 if (mode
== 0x1a) { // 10GR mode
1649 status
= rtl9300_sds_field_r(sds_num
, 0x5, 0, 12, 12);
1650 latch_status
= rtl9300_sds_field_r(sds_num
, 0x4, 1, 2, 2);
1651 status
|= rtl9300_sds_field_r(sds_num
, 0x5, 0, 12, 12);
1652 latch_status
|= rtl9300_sds_field_r(sds_num
, 0x4, 1, 2, 2);
1654 status
= rtl9300_sds_field_r(sds_num
, 0x1, 29, 8, 0);
1655 latch_status
= rtl9300_sds_field_r(sds_num
, 0x1, 30, 8, 0);
1656 status
|= rtl9300_sds_field_r(sds_num
, 0x1, 29, 8, 0);
1657 latch_status
|= rtl9300_sds_field_r(sds_num
, 0x1, 30, 8, 0);
1660 pr_info("%s link status: status: %d, latch %d\n", __func__
, status
, latch_status
);
1663 phydev
->link
= true;
1665 phydev
->speed
= SPEED_10000
;
1667 phydev
->speed
= SPEED_1000
;
1669 phydev
->duplex
= DUPLEX_FULL
;
1675 void rtl930x_sds_rx_rst(int sds_num
, phy_interface_t phy_if
)
1677 int page
= 0x2e; // 10GR and USXGMII
1679 if (phy_if
== PHY_INTERFACE_MODE_1000BASEX
)
1682 rtl9300_sds_field_w(sds_num
, page
, 0x15, 4, 4, 0x1);
1684 rtl9300_sds_field_w(sds_num
, page
, 0x15, 4, 4, 0x0);
1688 * Force PHY modes on 10GBit Serdes
1690 void rtl9300_force_sds_mode(int sds
, phy_interface_t phy_if
)
1695 int lane_0
= (sds
% 2) ? sds
- 1 : sds
;
1696 u32 v
, cr_0
, cr_1
, cr_2
;
1699 pr_info("%s --------------------- serdes %d forcing to %x ...\n", __func__
, sds
, sds_mode
);
1700 pr_info("%s: SDS: %d, mode %d\n", __func__
, sds
, phy_if
);
1702 case PHY_INTERFACE_MODE_SGMII
:
1708 case PHY_INTERFACE_MODE_HSGMII
:
1714 case PHY_INTERFACE_MODE_1000BASEX
:
1719 case PHY_INTERFACE_MODE_2500BASEX
:
1725 case PHY_INTERFACE_MODE_10GBASER
:
1731 case PHY_INTERFACE_MODE_NA
:
1732 // This will disable SerDes
1737 pr_err("%s: unknown serdes mode: %s\n",
1738 __func__
, phy_modes(phy_if
));
1742 pr_info("%s: SDS mode %x\n", __func__
, sds_mode
);
1743 // Power down SerDes
1744 rtl9300_sds_field_w(sds
, 0x20, 0, 7, 6, 0x3);
1745 if (sds
== 5) pr_info("%s after %x\n", __func__
, rtl930x_read_sds_phy(sds
, 0x20, 0));
1747 if (sds
== 5) pr_info("%s a %x\n", __func__
, rtl930x_read_sds_phy(sds
, 0x1f, 9));
1748 // Force mode enable
1749 rtl9300_sds_field_w(sds
, 0x1f, 9, 6, 6, 0x1);
1750 if (sds
== 5) pr_info("%s b %x\n", __func__
, rtl930x_read_sds_phy(sds
, 0x1f, 9));
1753 rtl9300_sds_field_w(sds
, 0x1f, 9, 11, 7, 0x1f);
1755 if (phy_if
== PHY_INTERFACE_MODE_NA
)
1758 if (sds
== 5) pr_info("%s c %x\n", __func__
, rtl930x_read_sds_phy(sds
, 0x20, 18));
1759 // Enable LC and ring
1760 rtl9300_sds_field_w(lane_0
, 0x20, 18, 3, 0, 0xf);
1763 rtl9300_sds_field_w(lane_0
, 0x20, 18, 5, 4, 0x1);
1765 rtl9300_sds_field_w(lane_0
, 0x20, 18, 7, 6, 0x1);
1767 rtl9300_sds_field_w(sds
, 0x20, 0, 5, 4, 0x3);
1770 rtl9300_sds_field_w(lane_0
, 0x20, 18, 11, 8, lc_value
);
1772 rtl9300_sds_field_w(lane_0
, 0x20, 18, 15, 12, lc_value
);
1774 // Force analog LC & ring on
1775 rtl9300_sds_field_w(lane_0
, 0x21, 11, 3, 0, 0xf);
1777 v
= lc_on
? 0x3 : 0x1;
1780 rtl9300_sds_field_w(lane_0
, 0x20, 18, 5, 4, v
);
1782 rtl9300_sds_field_w(lane_0
, 0x20, 18, 7, 6, v
);
1784 // Force SerDes mode
1785 rtl9300_sds_field_w(sds
, 0x1f, 9, 6, 6, 1);
1786 rtl9300_sds_field_w(sds
, 0x1f, 9, 11, 7, sds_mode
);
1788 // Toggle LC or Ring
1789 for (i
= 0; i
< 20; i
++) {
1792 rtl930x_write_sds_phy(lane_0
, 0x1f, 2, 53);
1794 m_bit
= (lane_0
== sds
) ? (4) : (5);
1795 l_bit
= (lane_0
== sds
) ? (4) : (5);
1797 cr_0
= rtl9300_sds_field_r(lane_0
, 0x1f, 20, m_bit
, l_bit
);
1799 cr_1
= rtl9300_sds_field_r(lane_0
, 0x1f, 20, m_bit
, l_bit
);
1801 cr_2
= rtl9300_sds_field_r(lane_0
, 0x1f, 20, m_bit
, l_bit
);
1803 if (cr_0
&& cr_1
&& cr_2
) {
1805 if (phy_if
!= PHY_INTERFACE_MODE_10GBASER
)
1808 t
= rtl9300_sds_field_r(sds
, 0x6, 0x1, 2, 2);
1809 rtl9300_sds_field_w(sds
, 0x6, 0x1, 2, 2, 0x1);
1812 rtl9300_sds_field_w(sds
, 0x6, 0x2, 12, 12, 0x1);
1814 rtl9300_sds_field_w(sds
, 0x6, 0x2, 12, 12, 0x0);
1817 // Need to read this twice
1818 v
= rtl9300_sds_field_r(sds
, 0x5, 0, 12, 12);
1819 v
= rtl9300_sds_field_r(sds
, 0x5, 0, 12, 12);
1821 rtl9300_sds_field_w(sds
, 0x6, 0x1, 2, 2, t
);
1824 rtl9300_sds_field_w(sds
, 0x6, 0x2, 12, 12, 0x1);
1826 rtl9300_sds_field_w(sds
, 0x6, 0x2, 12, 12, 0x0);
1833 m_bit
= (phy_if
== PHY_INTERFACE_MODE_10GBASER
) ? 3 : 1;
1834 l_bit
= (phy_if
== PHY_INTERFACE_MODE_10GBASER
) ? 2 : 0;
1836 rtl9300_sds_field_w(lane_0
, 0x21, 11, m_bit
, l_bit
, 0x2);
1838 rtl9300_sds_field_w(lane_0
, 0x21, 11, m_bit
, l_bit
, 0x3);
1841 rtl930x_sds_rx_rst(sds
, phy_if
);
1844 rtl9300_sds_field_w(sds
, 0x20, 0, 7, 6, 0);
1846 pr_info("%s --------------------- serdes %d forced to %x DONE\n", __func__
, sds
, sds_mode
);
1849 void rtl9300_sds_tx_config(int sds
, phy_interface_t phy_if
)
1851 // parameters: rtl9303_80G_txParam_s2
1852 int impedance
= 0x8;
1861 case PHY_INTERFACE_MODE_1000BASEX
:
1864 case PHY_INTERFACE_MODE_HSGMII
:
1865 case PHY_INTERFACE_MODE_2500BASEX
:
1868 case PHY_INTERFACE_MODE_10GBASER
:
1872 pr_err("%s: unsupported PHY mode\n", __func__
);
1876 rtl9300_sds_field_w(sds
, page
, 0x1, 15, 11, pre_amp
);
1877 rtl9300_sds_field_w(sds
, page
, 0x7, 0, 0, pre_en
);
1878 rtl9300_sds_field_w(sds
, page
, 0x7, 8, 4, main_amp
);
1879 rtl9300_sds_field_w(sds
, page
, 0x6, 4, 0, post_amp
);
1880 rtl9300_sds_field_w(sds
, page
, 0x7, 3, 3, post_en
);
1881 rtl9300_sds_field_w(sds
, page
, 0x18, 15, 12, impedance
);
1885 * Wait for clock ready, this assumes the SerDes is in XGMII mode
1888 int rtl9300_sds_clock_wait(int timeout
)
1891 unsigned long start
= jiffies
;
1894 rtl9300_sds_field_w(2, 0x1f, 0x2, 15, 0, 53);
1895 v
= rtl9300_sds_field_r(2, 0x1f, 20, 5, 4);
1898 } while (jiffies
< start
+ (HZ
/ 1000) * timeout
);
1903 void rtl9300_serdes_mac_link_config(int sds
, bool tx_normal
, bool rx_normal
)
1907 v10
= rtl930x_read_sds_phy(sds
, 6, 2); // 10GBit, page 6, reg 2
1908 v1
= rtl930x_read_sds_phy(sds
, 0, 0); // 1GBit, page 0, reg 0
1909 pr_info("%s: registers before %08x %08x\n", __func__
, v10
, v1
);
1911 v10
&= ~(BIT(13) | BIT(14));
1912 v1
&= ~(BIT(8) | BIT(9));
1914 v10
|= rx_normal
? 0 : BIT(13);
1915 v1
|= rx_normal
? 0 : BIT(9);
1917 v10
|= tx_normal
? 0 : BIT(14);
1918 v1
|= tx_normal
? 0 : BIT(8);
1920 rtl930x_write_sds_phy(sds
, 6, 2, v10
);
1921 rtl930x_write_sds_phy(sds
, 0, 0, v1
);
1923 v10
= rtl930x_read_sds_phy(sds
, 6, 2);
1924 v1
= rtl930x_read_sds_phy(sds
, 0, 0);
1925 pr_info("%s: registers after %08x %08x\n", __func__
, v10
, v1
);
1928 void rtl9300_sds_rxcal_dcvs_manual(u32 sds_num
, u32 dcvs_id
, bool manual
, u32 dvcs_list
[])
1933 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1e, 14, 14, 0x1);
1934 rtl9300_sds_field_w(sds_num
, 0x2f, 0x03, 5, 5, dvcs_list
[0]);
1935 rtl9300_sds_field_w(sds_num
, 0x2f, 0x03, 4, 0, dvcs_list
[1]);
1938 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1e, 13, 13, 0x1);
1939 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1d, 15, 15, dvcs_list
[0]);
1940 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1d, 14, 11, dvcs_list
[1]);
1943 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1e, 12, 12, 0x1);
1944 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1d, 10, 10, dvcs_list
[0]);
1945 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1d, 9, 6, dvcs_list
[1]);
1948 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1e, 11, 11, 0x1);
1949 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1d, 5, 5, dvcs_list
[0]);
1950 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1d, 4, 1, dvcs_list
[1]);
1953 rtl9300_sds_field_w(sds_num
, 0x2e, 0x01, 15, 15, 0x1);
1954 rtl9300_sds_field_w(sds_num
, 0x2e, 0x11, 10, 10, dvcs_list
[0]);
1955 rtl9300_sds_field_w(sds_num
, 0x2e, 0x11, 9, 6, dvcs_list
[1]);
1958 rtl9300_sds_field_w(sds_num
, 0x2e, 0x02, 11, 11, 0x1);
1959 rtl9300_sds_field_w(sds_num
, 0x2e, 0x11, 4, 4, dvcs_list
[0]);
1960 rtl9300_sds_field_w(sds_num
, 0x2e, 0x11, 3, 0, dvcs_list
[1]);
1968 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1e, 14, 14, 0x0);
1971 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1e, 13, 13, 0x0);
1974 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1e, 12, 12, 0x0);
1977 rtl9300_sds_field_w(sds_num
, 0x2e, 0x1e, 11, 11, 0x0);
1980 rtl9300_sds_field_w(sds_num
, 0x2e, 0x01, 15, 15, 0x0);
1983 rtl9300_sds_field_w(sds_num
, 0x2e, 0x02, 11, 11, 0x0);
1992 void rtl9300_sds_rxcal_dcvs_get(u32 sds_num
, u32 dcvs_id
, u32 dcvs_list
[])
1994 u32 dcvs_sign_out
= 0, dcvs_coef_bin
= 0;
1998 rtl930x_write_sds_phy(sds_num
, 0x1f, 0x2, 0x2f);
2000 rtl930x_write_sds_phy(sds_num
- 1, 0x1f, 0x2, 0x31);
2002 // ##Page0x2E, Reg0x15[9], REG0_RX_EN_TEST=[1]
2003 rtl9300_sds_field_w(sds_num
, 0x2e, 0x15, 9, 9, 0x1);
2005 // ##Page0x21, Reg0x06[11 6], REG0_RX_DEBUG_SEL=[1 0 x x x x]
2006 rtl9300_sds_field_w(sds_num
, 0x21, 0x06, 11, 6, 0x20);
2010 rtl9300_sds_field_w(sds_num
, 0x2f, 0x0c, 5, 0, 0x22);
2014 dcvs_sign_out
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 4, 4);
2015 dcvs_coef_bin
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 3, 0);
2016 dcvs_manual
= !!rtl9300_sds_field_r(sds_num
, 0x2e, 0x1e, 14, 14);
2020 rtl9300_sds_field_w(sds_num
, 0x2f, 0x0c, 5, 0, 0x23);
2024 dcvs_coef_bin
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 4, 4);
2025 dcvs_coef_bin
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 3, 0);
2026 dcvs_manual
= !!rtl9300_sds_field_r(sds_num
, 0x2e, 0x1e, 13, 13);
2030 rtl9300_sds_field_w(sds_num
, 0x2f, 0x0c, 5, 0, 0x24);
2034 dcvs_sign_out
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 4, 4);
2035 dcvs_coef_bin
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 3, 0);
2036 dcvs_manual
= !!rtl9300_sds_field_r(sds_num
, 0x2e, 0x1e, 12, 12);
2039 rtl9300_sds_field_w(sds_num
, 0x2f, 0x0c, 5, 0, 0x25);
2043 dcvs_sign_out
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 4, 4);
2044 dcvs_coef_bin
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 3, 0);
2045 dcvs_manual
= rtl9300_sds_field_r(sds_num
, 0x2e, 0x1e, 11, 11);
2049 rtl9300_sds_field_w(sds_num
, 0x2f, 0x0c, 5, 0, 0x2c);
2053 dcvs_sign_out
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 4, 4);
2054 dcvs_coef_bin
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 3, 0);
2055 dcvs_manual
= !!rtl9300_sds_field_r(sds_num
, 0x2e, 0x01, 15, 15);
2059 rtl9300_sds_field_w(sds_num
, 0x2f, 0x0c, 5, 0, 0x2d);
2063 dcvs_sign_out
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 4, 4);
2064 dcvs_coef_bin
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 3, 0);
2065 dcvs_manual
= rtl9300_sds_field_r(sds_num
, 0x2e, 0x02, 11, 11);
2073 pr_info("%s DCVS %u Sign: -", __func__
, dcvs_id
);
2075 pr_info("%s DCVS %u Sign: +", __func__
, dcvs_id
);
2077 pr_info("DCVS %u even coefficient = %u", dcvs_id
, dcvs_coef_bin
);
2078 pr_info("DCVS %u manual = %u", dcvs_id
, dcvs_manual
);
2080 dcvs_list
[0] = dcvs_sign_out
;
2081 dcvs_list
[1] = dcvs_coef_bin
;
2084 void rtl9300_sds_rxcal_leq_manual(u32 sds_num
, bool manual
, u32 leq_gray
)
2087 rtl9300_sds_field_w(sds_num
, 0x2e, 0x18, 15, 15, 0x1);
2088 rtl9300_sds_field_w(sds_num
, 0x2e, 0x16, 14, 10, leq_gray
);
2090 rtl9300_sds_field_w(sds_num
, 0x2e, 0x18, 15, 15, 0x0);
2095 void rtl9300_sds_rxcal_leq_offset_manual(u32 sds_num
, bool manual
, u32 offset
)
2098 rtl9300_sds_field_w(sds_num
, 0x2e, 0x17, 6, 2, offset
);
2100 rtl9300_sds_field_w(sds_num
, 0x2e, 0x17, 6, 2, offset
);
2106 u32
rtl9300_sds_rxcal_gray_to_binary(u32 gray_code
)
2113 for(i
= 0; i
< GRAY_BITS
; i
++)
2114 g
[i
] = (gray_code
& BIT(i
)) >> i
;
2120 for(i
= 0; i
< m
; i
++) {
2122 for(j
= i
+ 1; j
< GRAY_BITS
; j
++)
2126 for(i
= 0; i
< GRAY_BITS
; i
++)
2127 leq_binary
+= c
[i
] << i
;
2132 u32
rtl9300_sds_rxcal_leq_read(int sds_num
)
2134 u32 leq_gray
, leq_bin
;
2138 rtl930x_write_sds_phy(sds_num
, 0x1f, 0x2, 0x2f);
2140 rtl930x_write_sds_phy(sds_num
- 1, 0x1f, 0x2, 0x31);
2142 // ##Page0x2E, Reg0x15[9], REG0_RX_EN_TEST=[1]
2143 rtl9300_sds_field_w(sds_num
, 0x2e, 0x15, 9, 9, 0x1);
2145 // ##Page0x21, Reg0x06[11 6], REG0_RX_DEBUG_SEL=[0 1 x x x x]
2146 rtl9300_sds_field_w(sds_num
, 0x21, 0x06, 11, 6, 0x10);
2150 leq_gray
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 7, 3);
2151 leq_manual
= !!rtl9300_sds_field_r(sds_num
, 0x2e, 0x18, 15, 15);
2152 leq_bin
= rtl9300_sds_rxcal_gray_to_binary(leq_gray
);
2154 pr_info("LEQ_gray: %u, LEQ_bin: %u", leq_gray
, leq_bin
);
2155 pr_info("LEQ manual: %u", leq_manual
);
2160 void rtl9300_sds_rxcal_vth_manual(u32 sds_num
, bool manual
, u32 vth_list
[])
2163 rtl9300_sds_field_w(sds_num
, 0x2e, 0x0f, 13, 13, 0x1);
2164 rtl9300_sds_field_w(sds_num
, 0x2e, 0x13, 5, 3, vth_list
[0]);
2165 rtl9300_sds_field_w(sds_num
, 0x2e, 0x13, 2, 0, vth_list
[1]);
2167 rtl9300_sds_field_w(sds_num
, 0x2e, 0x0f, 13, 13, 0x0);
2172 void rtl9300_sds_rxcal_vth_get(u32 sds_num
, u32 vth_list
[])
2176 //##Page0x1F, Reg0x02[15 0], REG_DBGO_SEL=[0x002F]; //Lane0
2177 //##Page0x1F, Reg0x02[15 0], REG_DBGO_SEL=[0x0031]; //Lane1
2179 rtl930x_write_sds_phy(sds_num
, 0x1f, 0x2, 0x2f);
2181 rtl930x_write_sds_phy(sds_num
- 1, 0x1f, 0x2, 0x31);
2183 //##Page0x2E, Reg0x15[9], REG0_RX_EN_TEST=[1]
2184 rtl9300_sds_field_w(sds_num
, 0x2e, 0x15, 9, 9, 0x1);
2185 //##Page0x21, Reg0x06[11 6], REG0_RX_DEBUG_SEL=[1 0 x x x x]
2186 rtl9300_sds_field_w(sds_num
, 0x21, 0x06, 11, 6, 0x20);
2187 //##Page0x2F, Reg0x0C[5 0], REG0_COEF_SEL=[0 0 1 1 0 0]
2188 rtl9300_sds_field_w(sds_num
, 0x2f, 0x0c, 5, 0, 0xc);
2192 //##VthP & VthN Read Out
2193 vth_list
[0] = rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 2, 0); // v_thp set bin
2194 vth_list
[1] = rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 5, 3); // v_thn set bin
2196 pr_info("vth_set_bin = %d", vth_list
[0]);
2197 pr_info("vth_set_bin = %d", vth_list
[1]);
2199 vth_manual
= !!rtl9300_sds_field_r(sds_num
, 0x2e, 0x0f, 13, 13);
2200 pr_info("Vth Maunal = %d", vth_manual
);
2203 void rtl9300_sds_rxcal_tap_manual(u32 sds_num
, int tap_id
, bool manual
, u32 tap_list
[])
2208 //##REG0_LOAD_IN_INIT[0]=1; REG0_TAP0_INIT[5:0]=Tap0_Value
2209 rtl9300_sds_field_w(sds_num
, 0x2e, 0x0f, tap_id
+ 7, tap_id
+ 7, 0x1);
2210 rtl9300_sds_field_w(sds_num
, 0x2f, 0x03, 5, 5, tap_list
[0]);
2211 rtl9300_sds_field_w(sds_num
, 0x2f, 0x03, 4, 0, tap_list
[1]);
2214 rtl9300_sds_field_w(sds_num
, 0x2e, 0x0f, tap_id
+ 7, tap_id
+ 7, 0x1);
2215 rtl9300_sds_field_w(sds_num
, 0x21, 0x07, 6, 6, tap_list
[0]);
2216 rtl9300_sds_field_w(sds_num
, 0x2e, 0x09, 11, 6, tap_list
[1]);
2217 rtl9300_sds_field_w(sds_num
, 0x21, 0x07, 5, 5, tap_list
[2]);
2218 rtl9300_sds_field_w(sds_num
, 0x2f, 0x12, 5, 0, tap_list
[3]);
2221 rtl9300_sds_field_w(sds_num
, 0x2e, 0x0f, tap_id
+ 7, tap_id
+ 7, 0x1);
2222 rtl9300_sds_field_w(sds_num
, 0x2e, 0x09, 5, 5, tap_list
[0]);
2223 rtl9300_sds_field_w(sds_num
, 0x2e, 0x09, 4, 0, tap_list
[1]);
2224 rtl9300_sds_field_w(sds_num
, 0x2e, 0x0a, 11, 11, tap_list
[2]);
2225 rtl9300_sds_field_w(sds_num
, 0x2e, 0x0a, 10, 6, tap_list
[3]);
2228 rtl9300_sds_field_w(sds_num
, 0x2e, 0x0f, tap_id
+ 7, tap_id
+ 7, 0x1);
2229 rtl9300_sds_field_w(sds_num
, 0x2e, 0x0a, 5, 5, tap_list
[0]);
2230 rtl9300_sds_field_w(sds_num
, 0x2e, 0x0a, 4, 0, tap_list
[1]);
2231 rtl9300_sds_field_w(sds_num
, 0x2e, 0x06, 5, 5, tap_list
[2]);
2232 rtl9300_sds_field_w(sds_num
, 0x2e, 0x06, 4, 0, tap_list
[3]);
2235 rtl9300_sds_field_w(sds_num
, 0x2e, 0x0f, tap_id
+ 7, tap_id
+ 7, 0x1);
2236 rtl9300_sds_field_w(sds_num
, 0x2f, 0x01, 5, 5, tap_list
[0]);
2237 rtl9300_sds_field_w(sds_num
, 0x2f, 0x01, 4, 0, tap_list
[1]);
2238 rtl9300_sds_field_w(sds_num
, 0x2e, 0x06, 11, 11, tap_list
[2]);
2239 rtl9300_sds_field_w(sds_num
, 0x2e, 0x06, 10, 6, tap_list
[3]);
2245 rtl9300_sds_field_w(sds_num
, 0x2e, 0x0f, tap_id
+ 7, tap_id
+ 7, 0x0);
2250 void rtl9300_sds_rxcal_tap_get(u32 sds_num
, u32 tap_id
, u32 tap_list
[])
2254 u32 tap_sign_out_even
;
2255 u32 tap_coef_bin_even
;
2256 u32 tap_sign_out_odd
;
2257 u32 tap_coef_bin_odd
;
2261 rtl930x_write_sds_phy(sds_num
, 0x1f, 0x2, 0x2f);
2263 rtl930x_write_sds_phy(sds_num
- 1, 0x1f, 0x2, 0x31);
2265 //##Page0x2E, Reg0x15[9], REG0_RX_EN_TEST=[1]
2266 rtl9300_sds_field_w(sds_num
, 0x2e, 0x15, 9, 9, 0x1);
2267 //##Page0x21, Reg0x06[11 6], REG0_RX_DEBUG_SEL=[1 0 x x x x]
2268 rtl9300_sds_field_w(sds_num
, 0x21, 0x06, 11, 6, 0x20);
2271 //##Page0x2F, Reg0x0C[5 0], REG0_COEF_SEL=[0 0 0 0 0 1]
2272 rtl9300_sds_field_w(sds_num
, 0x2f, 0x0c, 5, 0, 0);
2273 //##Tap1 Even Read Out
2275 tap0_sign_out
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 5, 5);
2276 tap0_coef_bin
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 4, 0);
2278 if (tap0_sign_out
== 1)
2279 pr_info("Tap0 Sign : -");
2281 pr_info("Tap0 Sign : +");
2283 pr_info("tap0_coef_bin = %d", tap0_coef_bin
);
2285 tap_list
[0] = tap0_sign_out
;
2286 tap_list
[1] = tap0_coef_bin
;
2288 tap_manual
= !!rtl9300_sds_field_r(sds_num
, 0x2e, 0x0f, 7, 7);
2289 pr_info("tap0 manual = %u",tap_manual
);
2291 //##Page0x2F, Reg0x0C[5 0], REG0_COEF_SEL=[0 0 0 0 0 1]
2292 rtl9300_sds_field_w(sds_num
, 0x2f, 0x0c, 5, 0, tap_id
);
2294 //##Tap1 Even Read Out
2295 tap_sign_out_even
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 5, 5);
2296 tap_coef_bin_even
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 4, 0);
2298 //##Page0x2F, Reg0x0C[5 0], REG0_COEF_SEL=[0 0 0 1 1 0]
2299 rtl9300_sds_field_w(sds_num
, 0x2f, 0x0c, 5, 0, (tap_id
+ 5));
2300 //##Tap1 Odd Read Out
2301 tap_sign_out_odd
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 5, 5);
2302 tap_coef_bin_odd
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 4, 0);
2304 if (tap_sign_out_even
== 1)
2305 pr_info("Tap %u even sign: -", tap_id
);
2307 pr_info("Tap %u even sign: +", tap_id
);
2309 pr_info("Tap %u even coefficient = %u", tap_id
, tap_coef_bin_even
);
2311 if (tap_sign_out_odd
== 1)
2312 pr_info("Tap %u odd sign: -", tap_id
);
2314 pr_info("Tap %u odd sign: +", tap_id
);
2316 pr_info("Tap %u odd coefficient = %u", tap_id
,tap_coef_bin_odd
);
2318 tap_list
[0] = tap_sign_out_even
;
2319 tap_list
[1] = tap_coef_bin_even
;
2320 tap_list
[2] = tap_sign_out_odd
;
2321 tap_list
[3] = tap_coef_bin_odd
;
2323 tap_manual
= rtl9300_sds_field_r(sds_num
, 0x2e, 0x0f, tap_id
+ 7, tap_id
+ 7);
2324 pr_info("tap %u manual = %d",tap_id
, tap_manual
);
2328 void rtl9300_do_rx_calibration_1(int sds
, phy_interface_t phy_mode
)
2330 // From both rtl9300_rxCaliConf_serdes_myParam and rtl9300_rxCaliConf_phy_myParam
2331 int tap0_init_val
= 0x1f; // Initial Decision Fed Equalizer 0 tap
2334 pr_info("start_1.1.1 initial value for sds %d\n", sds
);
2335 rtl930x_write_sds_phy(sds
, 6, 0, 0);
2338 rtl9300_sds_field_w(sds
, 0x2e, 0x01, 14, 14, 0x0);
2339 rtl9300_sds_field_w(sds
, 0x2e, 0x1c, 10, 5, 0x20);
2340 rtl9300_sds_field_w(sds
, 0x2f, 0x02, 0, 0, 0x1);
2343 rtl9300_sds_field_w(sds
, 0x2e, 0x1e, 14, 11, 0x0);
2344 rtl9300_sds_field_w(sds
, 0x2e, 0x01, 15, 15, 0x0);
2345 rtl9300_sds_field_w(sds
, 0x2e, 0x02, 11, 11, 0x0);
2346 rtl9300_sds_field_w(sds
, 0x2e, 0x1c, 4, 0, 0x0);
2347 rtl9300_sds_field_w(sds
, 0x2e, 0x1d, 15, 11, 0x0);
2348 rtl9300_sds_field_w(sds
, 0x2e, 0x1d, 10, 6, 0x0);
2349 rtl9300_sds_field_w(sds
, 0x2e, 0x1d, 5, 1, 0x0);
2350 rtl9300_sds_field_w(sds
, 0x2e, 0x02, 10, 6, 0x0);
2351 rtl9300_sds_field_w(sds
, 0x2e, 0x11, 4, 0, 0x0);
2352 rtl9300_sds_field_w(sds
, 0x2f, 0x00, 3, 0, 0xf);
2353 rtl9300_sds_field_w(sds
, 0x2e, 0x04, 6, 6, 0x1);
2354 rtl9300_sds_field_w(sds
, 0x2e, 0x04, 7, 7, 0x1);
2356 // LEQ (Long Term Equivalent signal level)
2357 rtl9300_sds_field_w(sds
, 0x2e, 0x16, 14, 8, 0x0);
2359 // DFE (Decision Fed Equalizer)
2360 rtl9300_sds_field_w(sds
, 0x2f, 0x03, 5, 0, tap0_init_val
);
2361 rtl9300_sds_field_w(sds
, 0x2e, 0x09, 11, 6, 0x0);
2362 rtl9300_sds_field_w(sds
, 0x2e, 0x09, 5, 0, 0x0);
2363 rtl9300_sds_field_w(sds
, 0x2e, 0x0a, 5, 0, 0x0);
2364 rtl9300_sds_field_w(sds
, 0x2f, 0x01, 5, 0, 0x0);
2365 rtl9300_sds_field_w(sds
, 0x2f, 0x12, 5, 0, 0x0);
2366 rtl9300_sds_field_w(sds
, 0x2e, 0x0a, 11, 6, 0x0);
2367 rtl9300_sds_field_w(sds
, 0x2e, 0x06, 5, 0, 0x0);
2368 rtl9300_sds_field_w(sds
, 0x2f, 0x01, 5, 0, 0x0);
2371 rtl9300_sds_field_w(sds
, 0x2e, 0x13, 5, 3, 0x7);
2372 rtl9300_sds_field_w(sds
, 0x2e, 0x13, 2, 0, 0x7);
2373 rtl9300_sds_field_w(sds
, 0x2f, 0x0b, 5, 3, vth_min
);
2375 pr_info("end_1.1.1 --\n");
2377 pr_info("start_1.1.2 Load DFE init. value\n");
2379 rtl9300_sds_field_w(sds
, 0x2e, 0x0f, 13, 7, 0x7f);
2381 pr_info("end_1.1.2\n");
2383 pr_info("start_1.1.3 disable LEQ training,enable DFE clock\n");
2385 rtl9300_sds_field_w(sds
, 0x2e, 0x17, 7, 7, 0x0);
2386 rtl9300_sds_field_w(sds
, 0x2e, 0x17, 6, 2, 0x0);
2387 rtl9300_sds_field_w(sds
, 0x2e, 0x0c, 8, 8, 0x0);
2388 rtl9300_sds_field_w(sds
, 0x2e, 0x0b, 4, 4, 0x1);
2389 rtl9300_sds_field_w(sds
, 0x2e, 0x12, 14, 14, 0x0);
2390 rtl9300_sds_field_w(sds
, 0x2f, 0x02, 15, 15, 0x0);
2392 pr_info("end_1.1.3 --\n");
2394 pr_info("start_1.1.4 offset cali setting\n");
2396 rtl9300_sds_field_w(sds
, 0x2e, 0x0f, 15, 14, 0x3);
2398 pr_info("end_1.1.4\n");
2400 pr_info("start_1.1.5 LEQ and DFE setting\n");
2402 // TODO: make this work for DAC cables of different lengths
2403 // For a 10GBit serdes wit Fibre, SDS 8 or 9
2404 if (phy_mode
== PHY_INTERFACE_MODE_10GBASER
|| PHY_INTERFACE_MODE_1000BASEX
)
2405 rtl9300_sds_field_w(sds
, 0x2e, 0x16, 3, 2, 0x2);
2407 pr_err("%s not PHY-based or SerDes, implement DAC!\n", __func__
);
2409 // No serdes, check for Aquantia PHYs
2410 rtl9300_sds_field_w(sds
, 0x2e, 0x16, 3, 2, 0x2);
2412 rtl9300_sds_field_w(sds
, 0x2e, 0x0f, 6, 0, 0x5f);
2413 rtl9300_sds_field_w(sds
, 0x2f, 0x05, 7, 2, 0x1f);
2414 rtl9300_sds_field_w(sds
, 0x2e, 0x19, 9, 5, 0x1f);
2415 rtl9300_sds_field_w(sds
, 0x2f, 0x0b, 15, 9, 0x3c);
2416 rtl9300_sds_field_w(sds
, 0x2e, 0x0b, 1, 0, 0x3);
2418 pr_info("end_1.1.5\n");
2421 void rtl9300_do_rx_calibration_2_1(u32 sds_num
)
2423 pr_info("start_1.2.1 ForegroundOffsetCal_Manual\n");
2425 // Gray config endis to 1
2426 rtl9300_sds_field_w(sds_num
, 0x2f, 0x02, 2, 2, 0x1);
2428 // ForegroundOffsetCal_Manual(auto mode)
2429 rtl9300_sds_field_w(sds_num
, 0x2e, 0x01, 14, 14, 0x0);
2431 pr_info("end_1.2.1");
2434 void rtl9300_do_rx_calibration_2_2(int sds_num
)
2437 rtl9300_sds_field_w(sds_num
, 0x2e, 0x15, 8, 8, 0x0);
2439 rtl930x_sds_rx_rst(sds_num
, PHY_INTERFACE_MODE_10GBASER
);
2442 void rtl9300_do_rx_calibration_2_3(int sds_num
)
2444 u32 fgcal_binary
, fgcal_gray
;
2447 pr_info("start_1.2.3 Foreground Calibration\n");
2451 rtl930x_write_sds_phy(sds_num
, 0x1f, 0x2, 0x2f);
2453 rtl930x_write_sds_phy(sds_num
-1 , 0x1f, 0x2, 0x31);
2455 // ##Page0x2E, Reg0x15[9], REG0_RX_EN_TEST=[1]
2456 rtl9300_sds_field_w(sds_num
, 0x2e, 0x15, 9, 9, 0x1);
2457 // ##Page0x21, Reg0x06[11 6], REG0_RX_DEBUG_SEL=[1 0 x x x x]
2458 rtl9300_sds_field_w(sds_num
, 0x21, 0x06, 11, 6, 0x20);
2459 // ##Page0x2F, Reg0x0C[5 0], REG0_COEF_SEL=[0 0 1 1 1 1]
2460 rtl9300_sds_field_w(sds_num
, 0x2f, 0x0c, 5, 0, 0xf);
2461 // ##FGCAL read gray
2462 fgcal_gray
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 5, 0);
2463 // ##Page0x2F, Reg0x0C[5 0], REG0_COEF_SEL=[0 0 1 1 1 0]
2464 rtl9300_sds_field_w(sds_num
, 0x2f, 0x0c, 5, 0, 0xe);
2465 // ##FGCAL read binary
2466 fgcal_binary
= rtl9300_sds_field_r(sds_num
, 0x1f, 0x14, 5, 0);
2468 pr_info("%s: fgcal_gray: %d, fgcal_binary %d\n",
2469 __func__
, fgcal_gray
, fgcal_binary
);
2471 offset_range
= rtl9300_sds_field_r(sds_num
, 0x2e, 0x15, 15, 14);
2473 if (fgcal_binary
> 60 || fgcal_binary
< 3) {
2474 if (offset_range
== 3) {
2475 pr_info("%s: Foreground Calibration result marginal!", __func__
);
2479 rtl9300_sds_field_w(sds_num
, 0x2e, 0x15, 15, 14, offset_range
);
2480 rtl9300_do_rx_calibration_2_2(sds_num
);
2486 pr_info("%s: end_1.2.3\n", __func__
);
2489 void rtl9300_do_rx_calibration_2(int sds
)
2491 rtl930x_sds_rx_rst(sds
, PHY_INTERFACE_MODE_10GBASER
);
2492 rtl9300_do_rx_calibration_2_1(sds
);
2493 rtl9300_do_rx_calibration_2_2(sds
);
2494 rtl9300_do_rx_calibration_2_3(sds
);
2497 void rtl9300_sds_rxcal_3_1(int sds_num
, phy_interface_t phy_mode
)
2499 pr_info("start_1.3.1");
2502 if (phy_mode
!= PHY_INTERFACE_MODE_10GBASER
&& phy_mode
!= PHY_INTERFACE_MODE_1000BASEX
)
2503 rtl9300_sds_field_w(sds_num
, 0x2e, 0xc, 8, 8, 0);
2505 rtl9300_sds_field_w(sds_num
, 0x2e, 0x17, 7, 7, 0x0);
2506 rtl9300_sds_rxcal_leq_manual(sds_num
, false, 0);
2508 pr_info("end_1.3.1");
2511 void rtl9300_sds_rxcal_3_2(int sds_num
, phy_interface_t phy_mode
)
2513 u32 sum10
= 0, avg10
, int10
;
2514 int dac_long_cable_offset
;
2515 bool eq_hold_enabled
;
2518 if (phy_mode
== PHY_INTERFACE_MODE_10GBASER
|| phy_mode
== PHY_INTERFACE_MODE_1000BASEX
) {
2519 // rtl9300_rxCaliConf_serdes_myParam
2520 dac_long_cable_offset
= 3;
2521 eq_hold_enabled
= true;
2523 // rtl9300_rxCaliConf_phy_myParam
2524 dac_long_cable_offset
= 0;
2525 eq_hold_enabled
= false;
2528 if (phy_mode
== PHY_INTERFACE_MODE_1000BASEX
)
2529 pr_warn("%s: LEQ only valid for 10GR!\n", __func__
);
2531 pr_info("start_1.3.2");
2533 for(i
= 0; i
< 10; i
++) {
2534 sum10
+= rtl9300_sds_rxcal_leq_read(sds_num
);
2538 avg10
= (sum10
/ 10) + (((sum10
% 10) >= 5) ? 1 : 0);
2541 pr_info("sum10:%u, avg10:%u, int10:%u", sum10
, avg10
, int10
);
2543 if (phy_mode
== PHY_INTERFACE_MODE_10GBASER
|| phy_mode
== PHY_INTERFACE_MODE_1000BASEX
) {
2544 if (dac_long_cable_offset
) {
2545 rtl9300_sds_rxcal_leq_offset_manual(sds_num
, 1, dac_long_cable_offset
);
2546 rtl9300_sds_field_w(sds_num
, 0x2e, 0x17, 7, 7, eq_hold_enabled
);
2547 if (phy_mode
== PHY_INTERFACE_MODE_10GBASER
)
2548 rtl9300_sds_rxcal_leq_manual(sds_num
, true, avg10
);
2551 rtl9300_sds_rxcal_leq_offset_manual(sds_num
, 1, 3);
2552 rtl9300_sds_field_w(sds_num
, 0x2e, 0x17, 7, 7, 0x1);
2553 if (phy_mode
== PHY_INTERFACE_MODE_10GBASER
)
2554 rtl9300_sds_rxcal_leq_manual(sds_num
, true, avg10
);
2556 rtl9300_sds_rxcal_leq_offset_manual(sds_num
, 1, 0);
2557 rtl9300_sds_field_w(sds_num
, 0x2e, 0x17, 7, 7, 0x1);
2558 if (phy_mode
== PHY_INTERFACE_MODE_10GBASER
)
2559 rtl9300_sds_rxcal_leq_manual(sds_num
, true, avg10
);
2564 pr_info("Sds:%u LEQ = %u",sds_num
, rtl9300_sds_rxcal_leq_read(sds_num
));
2566 pr_info("end_1.3.2");
2569 void rtl9300_do_rx_calibration_3(int sds_num
, phy_interface_t phy_mode
)
2571 rtl9300_sds_rxcal_3_1(sds_num
, phy_mode
);
2573 if (phy_mode
== PHY_INTERFACE_MODE_10GBASER
|| phy_mode
== PHY_INTERFACE_MODE_1000BASEX
)
2574 rtl9300_sds_rxcal_3_2(sds_num
, phy_mode
);
2577 void rtl9300_do_rx_calibration_4_1(int sds_num
)
2579 u32 vth_list
[2] = {0, 0};
2580 u32 tap0_list
[4] = {0, 0, 0, 0};
2582 pr_info("start_1.4.1");
2585 rtl9300_sds_rxcal_vth_manual(sds_num
, false, vth_list
);
2586 rtl9300_sds_rxcal_tap_manual(sds_num
, 0, false, tap0_list
);
2589 pr_info("end_1.4.1");
2592 void rtl9300_do_rx_calibration_4_2(u32 sds_num
)
2597 pr_info("start_1.4.2");
2599 rtl9300_sds_rxcal_vth_get(sds_num
, vth_list
);
2600 rtl9300_sds_rxcal_vth_manual(sds_num
, true, vth_list
);
2604 rtl9300_sds_rxcal_tap_get(sds_num
, 0, tap_list
);
2605 rtl9300_sds_rxcal_tap_manual(sds_num
, 0, true, tap_list
);
2607 pr_info("end_1.4.2");
2610 void rtl9300_do_rx_calibration_4(u32 sds_num
)
2612 rtl9300_do_rx_calibration_4_1(sds_num
);
2613 rtl9300_do_rx_calibration_4_2(sds_num
);
2616 void rtl9300_do_rx_calibration_5_2(u32 sds_num
)
2618 u32 tap1_list
[4] = {0};
2619 u32 tap2_list
[4] = {0};
2620 u32 tap3_list
[4] = {0};
2621 u32 tap4_list
[4] = {0};
2623 pr_info("start_1.5.2");
2625 rtl9300_sds_rxcal_tap_manual(sds_num
, 1, false, tap1_list
);
2626 rtl9300_sds_rxcal_tap_manual(sds_num
, 2, false, tap2_list
);
2627 rtl9300_sds_rxcal_tap_manual(sds_num
, 3, false, tap3_list
);
2628 rtl9300_sds_rxcal_tap_manual(sds_num
, 4, false, tap4_list
);
2632 pr_info("end_1.5.2");
2635 void rtl9300_do_rx_calibration_5(u32 sds_num
, phy_interface_t phy_mode
)
2637 if (phy_mode
== PHY_INTERFACE_MODE_10GBASER
) // dfeTap1_4Enable true
2638 rtl9300_do_rx_calibration_5_2(sds_num
);
2642 void rtl9300_do_rx_calibration_dfe_disable(u32 sds_num
)
2644 u32 tap1_list
[4] = {0};
2645 u32 tap2_list
[4] = {0};
2646 u32 tap3_list
[4] = {0};
2647 u32 tap4_list
[4] = {0};
2649 rtl9300_sds_rxcal_tap_manual(sds_num
, 1, true, tap1_list
);
2650 rtl9300_sds_rxcal_tap_manual(sds_num
, 2, true, tap2_list
);
2651 rtl9300_sds_rxcal_tap_manual(sds_num
, 3, true, tap3_list
);
2652 rtl9300_sds_rxcal_tap_manual(sds_num
, 4, true, tap4_list
);
2657 void rtl9300_do_rx_calibration(int sds
, phy_interface_t phy_mode
)
2661 rtl9300_do_rx_calibration_1(sds
, phy_mode
);
2662 rtl9300_do_rx_calibration_2(sds
);
2663 rtl9300_do_rx_calibration_4(sds
);
2664 rtl9300_do_rx_calibration_5(sds
, phy_mode
);
2667 // Do this only for 10GR mode, SDS active in mode 0x1a
2668 if (rtl9300_sds_field_r(sds
, 0x1f, 9, 11, 7) == 0x1a) {
2669 pr_info("%s: SDS enabled\n", __func__
);
2670 latch_sts
= rtl9300_sds_field_r(sds
, 0x4, 1, 2, 2);
2672 latch_sts
= rtl9300_sds_field_r(sds
, 0x4, 1, 2, 2);
2674 rtl9300_do_rx_calibration_dfe_disable(sds
);
2675 rtl9300_do_rx_calibration_4(sds
);
2676 rtl9300_do_rx_calibration_5(sds
, phy_mode
);
2681 int rtl9300_sds_sym_err_reset(int sds_num
, phy_interface_t phy_mode
)
2684 case PHY_INTERFACE_MODE_XGMII
:
2687 case PHY_INTERFACE_MODE_10GBASER
:
2688 // Read twice to clear
2689 rtl930x_read_sds_phy(sds_num
, 5, 1);
2690 rtl930x_read_sds_phy(sds_num
, 5, 1);
2693 case PHY_INTERFACE_MODE_1000BASEX
:
2694 rtl9300_sds_field_w(sds_num
, 0x1, 24, 2, 0, 0);
2695 rtl9300_sds_field_w(sds_num
, 0x1, 3, 15, 8, 0);
2696 rtl9300_sds_field_w(sds_num
, 0x1, 2, 15, 0, 0);
2700 pr_info("%s unsupported phy mode\n", __func__
);
2707 u32
rtl9300_sds_sym_err_get(int sds_num
, phy_interface_t phy_mode
)
2712 case PHY_INTERFACE_MODE_XGMII
:
2715 case PHY_INTERFACE_MODE_10GBASER
:
2716 v
= rtl930x_read_sds_phy(sds_num
, 5, 1);
2720 pr_info("%s unsupported PHY-mode\n", __func__
);
2726 int rtl9300_sds_check_calibration(int sds_num
, phy_interface_t phy_mode
)
2728 u32 errors1
, errors2
;
2730 rtl9300_sds_sym_err_reset(sds_num
, phy_mode
);
2731 rtl9300_sds_sym_err_reset(sds_num
, phy_mode
);
2733 // Count errors during 1ms
2734 errors1
= rtl9300_sds_sym_err_get(sds_num
, phy_mode
);
2736 errors2
= rtl9300_sds_sym_err_get(sds_num
, phy_mode
);
2739 case PHY_INTERFACE_MODE_XGMII
:
2741 if ((errors2
- errors1
> 100)
2742 || (errors1
>= 0xffff00) || (errors2
>= 0xffff00)) {
2743 pr_info("%s XSGMII error rate too high\n", __func__
);
2747 case PHY_INTERFACE_MODE_10GBASER
:
2749 pr_info("%s 10GBASER error rate too high\n", __func__
);
2759 void rtl9300_phy_enable_10g_1g(int sds_num
)
2764 v
= rtl930x_read_sds_phy(sds_num
, PHY_PAGE_2
, PHY_CTRL_REG
);
2765 pr_info("%s 1gbit phy: %08x\n", __func__
, v
);
2766 v
&= ~BIT(PHY_POWER_BIT
);
2767 rtl930x_write_sds_phy(sds_num
, PHY_PAGE_2
, PHY_CTRL_REG
, v
);
2768 pr_info("%s 1gbit phy enabled: %08x\n", __func__
, v
);
2770 // Enable 10GBit PHY
2771 v
= rtl930x_read_sds_phy(sds_num
, PHY_PAGE_4
, PHY_CTRL_REG
);
2772 pr_info("%s 10gbit phy: %08x\n", __func__
, v
);
2773 v
&= ~BIT(PHY_POWER_BIT
);
2774 rtl930x_write_sds_phy(sds_num
, PHY_PAGE_4
, PHY_CTRL_REG
, v
);
2775 pr_info("%s 10gbit phy after: %08x\n", __func__
, v
);
2777 // dal_longan_construct_mac_default_10gmedia_fiber
2778 v
= rtl930x_read_sds_phy(sds_num
, 0x1f, 11);
2779 pr_info("%s set medium: %08x\n", __func__
, v
);
2781 rtl930x_write_sds_phy(sds_num
, 0x1f, 11, v
);
2782 pr_info("%s set medium after: %08x\n", __func__
, v
);
2785 #define RTL930X_MAC_FORCE_MODE_CTRL (0xCA1C)
2786 // phy_mode = PHY_INTERFACE_MODE_10GBASER, sds_mode = 0x1a
2787 int rtl9300_serdes_setup(int sds_num
, phy_interface_t phy_mode
)
2790 int calib_tries
= 0;
2793 case PHY_INTERFACE_MODE_HSGMII
:
2796 case PHY_INTERFACE_MODE_1000BASEX
:
2799 case PHY_INTERFACE_MODE_XGMII
:
2802 case PHY_INTERFACE_MODE_10GBASER
:
2805 case PHY_INTERFACE_MODE_USXGMII
:
2809 pr_err("%s: unknown serdes mode: %s\n", __func__
, phy_modes(phy_mode
));
2813 // Maybe use dal_longan_sds_init
2815 // dal_longan_construct_serdesConfig_init // Serdes Construct
2816 rtl9300_phy_enable_10g_1g(sds_num
);
2819 rtl9300_sds_set(sds_num
, 0x1a); // 0x1b: RTK_MII_10GR1000BX_AUTO
2821 // Do RX calibration
2823 rtl9300_do_rx_calibration(sds_num
, phy_mode
);
2826 } while (rtl9300_sds_check_calibration(sds_num
, phy_mode
) && calib_tries
< 3);
2838 sds_config rtl9300_a_sds_10gr_lane0
[] =
2841 {0x00, 0x0E, 0x3053}, {0x01, 0x14, 0x0100}, {0x21, 0x03, 0x8206},
2842 {0x21, 0x05, 0x40B0}, {0x21, 0x06, 0x0010}, {0x21, 0x07, 0xF09F},
2843 {0x21, 0x0C, 0x0007}, {0x21, 0x0D, 0x6009}, {0x21, 0x0E, 0x0000},
2844 {0x21, 0x0F, 0x0008}, {0x24, 0x00, 0x0668}, {0x24, 0x02, 0xD020},
2845 {0x24, 0x06, 0xC000}, {0x24, 0x0B, 0x1892}, {0x24, 0x0F, 0xFFDF},
2846 {0x24, 0x12, 0x03C4}, {0x24, 0x13, 0x027F}, {0x24, 0x14, 0x1311},
2847 {0x24, 0x16, 0x00C9}, {0x24, 0x17, 0xA100}, {0x24, 0x1A, 0x0001},
2848 {0x24, 0x1C, 0x0400}, {0x25, 0x01, 0x0300}, {0x25, 0x02, 0x1017},
2849 {0x25, 0x03, 0xFFDF}, {0x25, 0x05, 0x7F7C}, {0x25, 0x07, 0x8100},
2850 {0x25, 0x08, 0x0001}, {0x25, 0x09, 0xFFD4}, {0x25, 0x0A, 0x7C2F},
2851 {0x25, 0x0E, 0x003F}, {0x25, 0x0F, 0x0121}, {0x25, 0x10, 0x0020},
2852 {0x25, 0x11, 0x8840}, {0x2B, 0x13, 0x0050}, {0x2B, 0x18, 0x8E88},
2853 {0x2B, 0x19, 0x4902}, {0x2B, 0x1D, 0x2501}, {0x2D, 0x13, 0x0050},
2854 {0x2D, 0x18, 0x8E88}, {0x2D, 0x19, 0x4902}, {0x2D, 0x1D, 0x2641},
2855 {0x2F, 0x13, 0x0050}, {0x2F, 0x18, 0x8E88}, {0x2F, 0x19, 0x4902},
2856 {0x2F, 0x1D, 0x66E1},
2858 {0x28, 0x00, 0x0668}, {0x28, 0x02, 0xD020}, {0x28, 0x06, 0xC000},
2859 {0x28, 0x0B, 0x1892}, {0x28, 0x0F, 0xFFDF}, {0x28, 0x12, 0x01C4},
2860 {0x28, 0x13, 0x027F}, {0x28, 0x14, 0x1311}, {0x28, 0x16, 0x00C9},
2861 {0x28, 0x17, 0xA100}, {0x28, 0x1A, 0x0001}, {0x28, 0x1C, 0x0400},
2862 {0x29, 0x01, 0x0300}, {0x29, 0x02, 0x1017}, {0x29, 0x03, 0xFFDF},
2863 {0x29, 0x05, 0x7F7C}, {0x29, 0x07, 0x8100}, {0x29, 0x08, 0x0001},
2864 {0x29, 0x09, 0xFFD4}, {0x29, 0x0A, 0x7C2F}, {0x29, 0x0E, 0x003F},
2865 {0x29, 0x0F, 0x0121}, {0x29, 0x10, 0x0020}, {0x29, 0x11, 0x8840},
2867 {0x06, 0x0D, 0x0F00}, {0x06, 0x00, 0x0000}, {0x06, 0x01, 0xC800},
2868 {0x21, 0x03, 0x8206}, {0x21, 0x05, 0x40B0}, {0x21, 0x06, 0x0010},
2869 {0x21, 0x07, 0xF09F}, {0x21, 0x0C, 0x0007}, {0x21, 0x0D, 0x6009},
2870 {0x21, 0x0E, 0x0000}, {0x21, 0x0F, 0x0008}, {0x2E, 0x00, 0xA668},
2871 {0x2E, 0x02, 0xD020}, {0x2E, 0x06, 0xC000}, {0x2E, 0x0B, 0x1892},
2872 {0x2E, 0x0F, 0xFFDF}, {0x2E, 0x11, 0x8280}, {0x2E, 0x12, 0x0044},
2873 {0x2E, 0x13, 0x027F}, {0x2E, 0x14, 0x1311}, {0x2E, 0x17, 0xA100},
2874 {0x2E, 0x1A, 0x0001}, {0x2E, 0x1C, 0x0400}, {0x2F, 0x01, 0x0300},
2875 {0x2F, 0x02, 0x1217}, {0x2F, 0x03, 0xFFDF}, {0x2F, 0x05, 0x7F7C},
2876 {0x2F, 0x07, 0x80C4}, {0x2F, 0x08, 0x0001}, {0x2F, 0x09, 0xFFD4},
2877 {0x2F, 0x0A, 0x7C2F}, {0x2F, 0x0E, 0x003F}, {0x2F, 0x0F, 0x0121},
2878 {0x2F, 0x10, 0x0020}, {0x2F, 0x11, 0x8840}, {0x2F, 0x14, 0xE008},
2879 {0x2B, 0x13, 0x0050}, {0x2B, 0x18, 0x8E88}, {0x2B, 0x19, 0x4902},
2880 {0x2B, 0x1D, 0x2501}, {0x2D, 0x13, 0x0050}, {0x2D, 0x17, 0x4109},
2881 {0x2D, 0x18, 0x8E88}, {0x2D, 0x19, 0x4902}, {0x2D, 0x1C, 0x1109},
2882 {0x2D, 0x1D, 0x2641}, {0x2F, 0x13, 0x0050}, {0x2F, 0x18, 0x8E88},
2883 {0x2F, 0x19, 0x4902}, {0x2F, 0x1D, 0x76E1},
2886 sds_config rtl9300_a_sds_10gr_lane1
[] =
2889 {0x00, 0x0E, 0x3053}, {0x01, 0x14, 0x0100}, {0x21, 0x03, 0x8206},
2890 {0x21, 0x06, 0x0010}, {0x21, 0x07, 0xF09F}, {0x21, 0x0A, 0x0003},
2891 {0x21, 0x0B, 0x0005}, {0x21, 0x0C, 0x0007}, {0x21, 0x0D, 0x6009},
2892 {0x21, 0x0E, 0x0000}, {0x21, 0x0F, 0x0008}, {0x24, 0x00, 0x0668},
2893 {0x24, 0x02, 0xD020}, {0x24, 0x06, 0xC000}, {0x24, 0x0B, 0x1892},
2894 {0x24, 0x0F, 0xFFDF}, {0x24, 0x12, 0x03C4}, {0x24, 0x13, 0x027F},
2895 {0x24, 0x14, 0x1311}, {0x24, 0x16, 0x00C9}, {0x24, 0x17, 0xA100},
2896 {0x24, 0x1A, 0x0001}, {0x24, 0x1C, 0x0400}, {0x25, 0x00, 0x820F},
2897 {0x25, 0x01, 0x0300}, {0x25, 0x02, 0x1017}, {0x25, 0x03, 0xFFDF},
2898 {0x25, 0x05, 0x7F7C}, {0x25, 0x07, 0x8100}, {0x25, 0x08, 0x0001},
2899 {0x25, 0x09, 0xFFD4}, {0x25, 0x0A, 0x7C2F}, {0x25, 0x0E, 0x003F},
2900 {0x25, 0x0F, 0x0121}, {0x25, 0x10, 0x0020}, {0x25, 0x11, 0x8840},
2901 {0x2B, 0x13, 0x3D87}, {0x2B, 0x14, 0x3108}, {0x2D, 0x13, 0x3C87},
2902 {0x2D, 0x14, 0x1808},
2904 {0x28, 0x00, 0x0668}, {0x28, 0x02, 0xD020}, {0x28, 0x06, 0xC000},
2905 {0x28, 0x0B, 0x1892}, {0x28, 0x0F, 0xFFDF}, {0x28, 0x12, 0x01C4},
2906 {0x28, 0x13, 0x027F}, {0x28, 0x14, 0x1311}, {0x28, 0x16, 0x00C9},
2907 {0x28, 0x17, 0xA100}, {0x28, 0x1A, 0x0001}, {0x28, 0x1C, 0x0400},
2908 {0x29, 0x00, 0x820F}, {0x29, 0x01, 0x0300}, {0x29, 0x02, 0x1017},
2909 {0x29, 0x03, 0xFFDF}, {0x29, 0x05, 0x7F7C}, {0x29, 0x07, 0x8100},
2910 {0x29, 0x08, 0x0001}, {0x29, 0x0A, 0x7C2F}, {0x29, 0x0E, 0x003F},
2911 {0x29, 0x0F, 0x0121}, {0x29, 0x10, 0x0020}, {0x29, 0x11, 0x8840},
2913 {0x06, 0x0D, 0x0F00}, {0x06, 0x00, 0x0000}, {0x06, 0x01, 0xC800},
2914 {0x21, 0x03, 0x8206}, {0x21, 0x05, 0x40B0}, {0x21, 0x06, 0x0010},
2915 {0x21, 0x07, 0xF09F}, {0x21, 0x0A, 0x0003}, {0x21, 0x0B, 0x0005},
2916 {0x21, 0x0C, 0x0007}, {0x21, 0x0D, 0x6009}, {0x21, 0x0E, 0x0000},
2917 {0x21, 0x0F, 0x0008}, {0x2E, 0x00, 0xA668}, {0x2E, 0x02, 0xD020},
2918 {0x2E, 0x06, 0xC000}, {0x2E, 0x0B, 0x1892}, {0x2E, 0x0F, 0xFFDF},
2919 {0x2E, 0x11, 0x8280}, {0x2E, 0x12, 0x0044}, {0x2E, 0x13, 0x027F},
2920 {0x2E, 0x14, 0x1311}, {0x2E, 0x17, 0xA100}, {0x2E, 0x1A, 0x0001},
2921 {0x2E, 0x1C, 0x0400}, {0x2F, 0x00, 0x820F}, {0x2F, 0x01, 0x0300},
2922 {0x2F, 0x02, 0x1217}, {0x2F, 0x03, 0xFFDF}, {0x2F, 0x05, 0x7F7C},
2923 {0x2F, 0x07, 0x80C4}, {0x2F, 0x08, 0x0001}, {0x2F, 0x09, 0xFFD4},
2924 {0x2F, 0x0A, 0x7C2F}, {0x2F, 0x0E, 0x003F}, {0x2F, 0x0F, 0x0121},
2925 {0x2F, 0x10, 0x0020}, {0x2F, 0x11, 0x8840}, {0x2B, 0x13, 0x3D87},
2926 {0x2B, 0x14, 0x3108}, {0x2D, 0x13, 0x3C87}, {0x2D, 0x14, 0x1808},
2929 int rtl9300_sds_cmu_band_get(int sds
)
2935 // page = rtl9300_sds_cmu_page_get(sds);
2936 page
= 0x25; // 10GR and 1000BX
2937 sds
= (sds
% 2) ? (sds
- 1) : (sds
);
2939 rtl9300_sds_field_w(sds
, page
, 0x1c, 15, 15, 1);
2940 rtl9300_sds_field_w(sds
+ 1, page
, 0x1c, 15, 15, 1);
2942 en
= rtl9300_sds_field_r(sds
, page
, 27, 1, 1);
2943 if(!en
) { // Auto mode
2944 rtl930x_write_sds_phy(sds
, 0x1f, 0x02, 31);
2946 cmu_band
= rtl9300_sds_field_r(sds
, 0x1f, 0x15, 5, 1);
2948 cmu_band
= rtl9300_sds_field_r(sds
, page
, 30, 4, 0);
2954 int rtl9300_configure_serdes(struct phy_device
*phydev
)
2956 struct device
*dev
= &phydev
->mdio
.dev
;
2957 int phy_addr
= phydev
->mdio
.addr
;
2958 struct device_node
*dn
;
2960 int sds_mode
, calib_tries
= 0, phy_mode
= PHY_INTERFACE_MODE_10GBASER
, i
;
2965 if (of_property_read_u32(dn
, "sds", &sds_num
))
2967 pr_info("%s: Port %d, SerDes is %d\n", __func__
, phy_addr
, sds_num
);
2969 dev_err(dev
, "No DT node.\n");
2976 if (phy_mode
!= PHY_INTERFACE_MODE_10GBASER
) // TODO: for now we only patch 10GR SerDes
2980 case PHY_INTERFACE_MODE_HSGMII
:
2983 case PHY_INTERFACE_MODE_1000BASEX
:
2986 case PHY_INTERFACE_MODE_XGMII
:
2989 case PHY_INTERFACE_MODE_10GBASER
:
2992 case PHY_INTERFACE_MODE_USXGMII
:
2996 pr_err("%s: unknown serdes mode: %s\n", __func__
, phy_modes(phy_mode
));
3000 pr_info("%s CMU BAND is %d\n", __func__
, rtl9300_sds_cmu_band_get(sds_num
));
3003 rtl9300_sds_rst(sds_num
, 0x1f);
3005 pr_info("%s PATCHING SerDes %d\n", __func__
, sds_num
);
3007 for (i
= 0; i
< sizeof(rtl9300_a_sds_10gr_lane1
) / sizeof(sds_config
); ++i
) {
3008 rtl930x_write_sds_phy(sds_num
, rtl9300_a_sds_10gr_lane1
[i
].page
,
3009 rtl9300_a_sds_10gr_lane1
[i
].reg
,
3010 rtl9300_a_sds_10gr_lane1
[i
].data
);
3013 for (i
= 0; i
< sizeof(rtl9300_a_sds_10gr_lane0
) / sizeof(sds_config
); ++i
) {
3014 rtl930x_write_sds_phy(sds_num
, rtl9300_a_sds_10gr_lane0
[i
].page
,
3015 rtl9300_a_sds_10gr_lane0
[i
].reg
,
3016 rtl9300_a_sds_10gr_lane0
[i
].data
);
3020 rtl9300_phy_enable_10g_1g(sds_num
);
3023 sw_w32_mask(0, 1, RTL930X_MAC_FORCE_MODE_CTRL
);
3026 // ----> dal_longan_sds_mode_set
3027 pr_info("%s: Configuring RTL9300 SERDES %d, mode %02x\n", __func__
, sds_num
, sds_mode
);
3029 // Configure link to MAC
3030 rtl9300_serdes_mac_link_config(sds_num
, true, true); // MAC Construct
3033 sw_w32_mask(0, 1, RTL930X_MAC_FORCE_MODE_CTRL
);
3036 rtl9300_force_sds_mode(sds_num
, PHY_INTERFACE_MODE_NA
);
3039 sw_w32_mask(1, 0, RTL930X_MAC_FORCE_MODE_CTRL
);
3041 rtl9300_force_sds_mode(sds_num
, phy_mode
);
3043 // Do RX calibration
3045 rtl9300_do_rx_calibration(sds_num
, phy_mode
);
3048 } while (rtl9300_sds_check_calibration(sds_num
, phy_mode
) && calib_tries
< 3);
3050 if (calib_tries
>= 3)
3051 pr_err("%s CALIBTRATION FAILED\n", __func__
);
3053 rtl9300_sds_tx_config(sds_num
, phy_mode
);
3055 // The clock needs only to be configured on the FPGA implementation
3060 void rtl9310_sds_field_w(int sds
, u32 page
, u32 reg
, int end_bit
, int start_bit
, u32 v
)
3062 int l
= end_bit
- start_bit
+ 1;
3066 u32 mask
= BIT(l
) - 1;
3068 data
= rtl930x_read_sds_phy(sds
, page
, reg
);
3069 data
&= ~(mask
<< start_bit
);
3070 data
|= (v
& mask
) << start_bit
;
3073 rtl931x_write_sds_phy(sds
, page
, reg
, data
);
3077 u32
rtl9310_sds_field_r(int sds
, u32 page
, u32 reg
, int end_bit
, int start_bit
)
3079 int l
= end_bit
- start_bit
+ 1;
3080 u32 v
= rtl931x_read_sds_phy(sds
, page
, reg
);
3085 return (v
>> start_bit
) & (BIT(l
) - 1);
3088 static void rtl931x_sds_rst(u32 sds
)
3091 int shift
= ((sds
& 0x3) << 3);
3093 // TODO: We need to lock this!
3095 o
= sw_r32(RTL931X_PS_SERDES_OFF_MODE_CTRL_ADDR
);
3097 sw_w32(v
, RTL931X_PS_SERDES_OFF_MODE_CTRL_ADDR
);
3099 o_mode
= sw_r32(RTL931X_SERDES_MODE_CTRL
+ 4 * (sds
>> 2));
3101 sw_w32_mask(0xff << shift
, v
<< shift
, RTL931X_SERDES_MODE_CTRL
+ 4 * (sds
>> 2));
3102 sw_w32(o_mode
, RTL931X_SERDES_MODE_CTRL
+ 4 * (sds
>> 2));
3104 sw_w32(o
, RTL931X_PS_SERDES_OFF_MODE_CTRL_ADDR
);
3107 static void rtl931x_symerr_clear(u32 sds
, phy_interface_t mode
)
3110 u32 xsg_sdsid_0
, xsg_sdsid_1
;
3113 case PHY_INTERFACE_MODE_NA
:
3115 case PHY_INTERFACE_MODE_XGMII
:
3119 xsg_sdsid_0
= (sds
- 1) * 2;
3120 xsg_sdsid_1
= xsg_sdsid_0
+ 1;
3122 for (i
= 0; i
< 4; ++i
) {
3123 rtl9310_sds_field_w(xsg_sdsid_0
, 0x1, 24, 2, 0, i
);
3124 rtl9310_sds_field_w(xsg_sdsid_0
, 0x1, 3, 15, 8, 0x0);
3125 rtl9310_sds_field_w(xsg_sdsid_0
, 0x1, 2, 15, 0, 0x0);
3128 for (i
= 0; i
< 4; ++i
) {
3129 rtl9310_sds_field_w(xsg_sdsid_1
, 0x1, 24, 2, 0, i
);
3130 rtl9310_sds_field_w(xsg_sdsid_1
, 0x1, 3, 15, 8, 0x0);
3131 rtl9310_sds_field_w(xsg_sdsid_1
, 0x1, 2, 15, 0, 0x0);
3134 rtl9310_sds_field_w(xsg_sdsid_0
, 0x1, 0, 15, 0, 0x0);
3135 rtl9310_sds_field_w(xsg_sdsid_0
, 0x1, 1, 15, 8, 0x0);
3136 rtl9310_sds_field_w(xsg_sdsid_1
, 0x1, 0, 15, 0, 0x0);
3137 rtl9310_sds_field_w(xsg_sdsid_1
, 0x1, 1, 15, 8, 0x0);
3146 static u32
rtl931x_get_analog_sds(u32 sds
)
3148 u32 sds_map
[] = { 0, 1, 2, 3, 6, 7, 10, 11, 14, 15, 18, 19, 22, 23 };
3151 return sds_map
[sds
];
3155 void rtl931x_sds_fiber_disable(u32 sds
)
3158 u32 asds
= rtl931x_get_analog_sds(sds
);
3160 rtl9310_sds_field_w(asds
, 0x1F, 0x9, 11, 6, v
);
3163 static void rtl931x_sds_fiber_mode_set(u32 sds
, phy_interface_t mode
)
3165 u32 val
, asds
= rtl931x_get_analog_sds(sds
);
3167 /* clear symbol error count before changing mode */
3168 rtl931x_symerr_clear(sds
, mode
);
3171 sw_w32(val
, RTL931X_SERDES_MODE_CTRL
+ 4 * (sds
>> 2));
3174 case PHY_INTERFACE_MODE_SGMII
:
3178 case PHY_INTERFACE_MODE_1000BASEX
:
3179 /* serdes mode FIBER1G */
3183 case PHY_INTERFACE_MODE_10GBASER
:
3184 case PHY_INTERFACE_MODE_10GKR
:
3187 /* case MII_10GR1000BX_AUTO:
3192 case PHY_INTERFACE_MODE_USXGMII
:
3199 pr_info("%s writing analog SerDes Mode value %02x\n", __func__
, val
);
3200 rtl9310_sds_field_w(asds
, 0x1F, 0x9, 11, 6, val
);
3205 static int rtl931x_sds_cmu_page_get(phy_interface_t mode
)
3208 case PHY_INTERFACE_MODE_SGMII
:
3209 case PHY_INTERFACE_MODE_1000BASEX
: // MII_1000BX_FIBER / 100BX_FIBER / 1000BX100BX_AUTO
3211 case PHY_INTERFACE_MODE_HSGMII
:
3212 case PHY_INTERFACE_MODE_2500BASEX
: // MII_2500Base_X:
3214 // case MII_HISGMII_5G:
3216 case PHY_INTERFACE_MODE_QSGMII
:
3217 return 0x2a; // Code also has 0x34
3218 case PHY_INTERFACE_MODE_XAUI
: // MII_RXAUI_LITE:
3220 case PHY_INTERFACE_MODE_XGMII
: // MII_XSGMII
3221 case PHY_INTERFACE_MODE_10GKR
:
3222 case PHY_INTERFACE_MODE_10GBASER
: // MII_10GR
3230 static void rtl931x_cmu_type_set(u32 asds
, phy_interface_t mode
, int chiptype
)
3232 int cmu_type
= 0; // Clock Management Unit
3236 u32 lane
, frc_lc_mode_bitnum
, frc_lc_mode_val_bitnum
;
3239 case PHY_INTERFACE_MODE_NA
:
3240 case PHY_INTERFACE_MODE_10GKR
:
3241 case PHY_INTERFACE_MODE_XGMII
:
3242 case PHY_INTERFACE_MODE_10GBASER
:
3243 case PHY_INTERFACE_MODE_USXGMII
:
3246 /* case MII_10GR1000BX_AUTO:
3248 rtl9310_sds_field_w(asds, 0x24, 0xd, 14, 14, 0);
3251 case PHY_INTERFACE_MODE_QSGMII
:
3256 case PHY_INTERFACE_MODE_HSGMII
:
3261 case PHY_INTERFACE_MODE_1000BASEX
:
3266 /* case MII_1000BX100BX_AUTO:
3271 case PHY_INTERFACE_MODE_SGMII
:
3276 case PHY_INTERFACE_MODE_2500BASEX
:
3282 pr_info("SerDes %d mode is invalid\n", asds
);
3287 cmu_page
= rtl931x_sds_cmu_page_get(mode
);
3292 frc_lc_mode_bitnum
= 4;
3293 frc_lc_mode_val_bitnum
= 5;
3295 frc_lc_mode_bitnum
= 6;
3296 frc_lc_mode_val_bitnum
= 7;
3299 evenSds
= asds
- lane
;
3301 pr_info("%s: cmu_type %0d cmu_page %x frc_cmu_spd %d lane %d asds %d\n",
3302 __func__
, cmu_type
, cmu_page
, frc_cmu_spd
, lane
, asds
);
3304 if (cmu_type
== 1) {
3305 pr_info("%s A CMU page 0x28 0x7 %08x\n", __func__
, rtl931x_read_sds_phy(asds
, 0x28, 0x7));
3306 rtl9310_sds_field_w(asds
, cmu_page
, 0x7, 15, 15, 0);
3307 pr_info("%s B CMU page 0x28 0x7 %08x\n", __func__
, rtl931x_read_sds_phy(asds
, 0x28, 0x7));
3309 rtl9310_sds_field_w(asds
, cmu_page
, 0xd, 14, 14, 0);
3312 rtl9310_sds_field_w(evenSds
, 0x20, 0x12, 3, 2, 0x3);
3313 rtl9310_sds_field_w(evenSds
, 0x20, 0x12, frc_lc_mode_bitnum
, frc_lc_mode_bitnum
, 1);
3314 rtl9310_sds_field_w(evenSds
, 0x20, 0x12, frc_lc_mode_val_bitnum
, frc_lc_mode_val_bitnum
, 0);
3315 rtl9310_sds_field_w(evenSds
, 0x20, 0x12, 12, 12, 1);
3316 rtl9310_sds_field_w(evenSds
, 0x20, 0x12, 15, 13, frc_cmu_spd
);
3319 pr_info("%s CMU page 0x28 0x7 %08x\n", __func__
, rtl931x_read_sds_phy(asds
, 0x28, 0x7));
3323 static void rtl931x_sds_rx_rst(u32 sds
)
3325 u32 asds
= rtl931x_get_analog_sds(sds
);
3330 rtl931x_write_sds_phy(asds
, 0x2e, 0x12, 0x2740);
3331 rtl931x_write_sds_phy(asds
, 0x2f, 0x0, 0x0);
3332 rtl931x_write_sds_phy(asds
, 0x2f, 0x2, 0x2010);
3333 rtl931x_write_sds_phy(asds
, 0x20, 0x0, 0xc10);
3335 rtl931x_write_sds_phy(asds
, 0x2e, 0x12, 0x27c0);
3336 rtl931x_write_sds_phy(asds
, 0x2f, 0x0, 0xc000);
3337 rtl931x_write_sds_phy(asds
, 0x2f, 0x2, 0x6010);
3338 rtl931x_write_sds_phy(asds
, 0x20, 0x0, 0xc30);
3343 static void rtl931x_sds_disable(u32 sds
)
3348 sw_w32(v
, RTL931X_SERDES_MODE_CTRL
+ (sds
>> 2) * 4);
3351 static void rtl931x_sds_mii_mode_set(u32 sds
, phy_interface_t mode
)
3356 case PHY_INTERFACE_MODE_QSGMII
:
3359 case PHY_INTERFACE_MODE_XGMII
:
3360 val
= 0x10; // serdes mode XSGMII
3362 case PHY_INTERFACE_MODE_USXGMII
:
3363 case PHY_INTERFACE_MODE_2500BASEX
:
3366 case PHY_INTERFACE_MODE_HSGMII
:
3369 case PHY_INTERFACE_MODE_SGMII
:
3378 sw_w32(val
, RTL931X_SERDES_MODE_CTRL
+ 4 * (sds
>> 2));
3381 static sds_config sds_config_10p3125g_type1
[] = {
3382 { 0x2E, 0x00, 0x0107 }, { 0x2E, 0x01, 0x01A3 }, { 0x2E, 0x02, 0x6A24 },
3383 { 0x2E, 0x03, 0xD10D }, { 0x2E, 0x04, 0x8000 }, { 0x2E, 0x05, 0xA17E },
3384 { 0x2E, 0x06, 0xE31D }, { 0x2E, 0x07, 0x800E }, { 0x2E, 0x08, 0x0294 },
3385 { 0x2E, 0x09, 0x0CE4 }, { 0x2E, 0x0A, 0x7FC8 }, { 0x2E, 0x0B, 0xE0E7 },
3386 { 0x2E, 0x0C, 0x0200 }, { 0x2E, 0x0D, 0xDF80 }, { 0x2E, 0x0E, 0x0000 },
3387 { 0x2E, 0x0F, 0x1FC2 }, { 0x2E, 0x10, 0x0C3F }, { 0x2E, 0x11, 0x0000 },
3388 { 0x2E, 0x12, 0x27C0 }, { 0x2E, 0x13, 0x7E1D }, { 0x2E, 0x14, 0x1300 },
3389 { 0x2E, 0x15, 0x003F }, { 0x2E, 0x16, 0xBE7F }, { 0x2E, 0x17, 0x0090 },
3390 { 0x2E, 0x18, 0x0000 }, { 0x2E, 0x19, 0x4000 }, { 0x2E, 0x1A, 0x0000 },
3391 { 0x2E, 0x1B, 0x8000 }, { 0x2E, 0x1C, 0x011F }, { 0x2E, 0x1D, 0x0000 },
3392 { 0x2E, 0x1E, 0xC8FF }, { 0x2E, 0x1F, 0x0000 }, { 0x2F, 0x00, 0xC000 },
3393 { 0x2F, 0x01, 0xF000 }, { 0x2F, 0x02, 0x6010 }, { 0x2F, 0x12, 0x0EE7 },
3394 { 0x2F, 0x13, 0x0000 }
3397 static sds_config sds_config_10p3125g_cmu_type1
[] = {
3398 { 0x2F, 0x03, 0x4210 }, { 0x2F, 0x04, 0x0000 }, { 0x2F, 0x05, 0x0019 },
3399 { 0x2F, 0x06, 0x18A6 }, { 0x2F, 0x07, 0x2990 }, { 0x2F, 0x08, 0xFFF4 },
3400 { 0x2F, 0x09, 0x1F08 }, { 0x2F, 0x0A, 0x0000 }, { 0x2F, 0x0B, 0x8000 },
3401 { 0x2F, 0x0C, 0x4224 }, { 0x2F, 0x0D, 0x0000 }, { 0x2F, 0x0E, 0x0000 },
3402 { 0x2F, 0x0F, 0xA470 }, { 0x2F, 0x10, 0x8000 }, { 0x2F, 0x11, 0x037B }
3405 void rtl931x_sds_init(u32 sds
, phy_interface_t mode
)
3408 u32 board_sds_tx_type1
[] = { 0x1C3, 0x1C3, 0x1C3, 0x1A3, 0x1A3,
3409 0x1A3, 0x143, 0x143, 0x143, 0x143, 0x163, 0x163
3412 u32 board_sds_tx
[] = { 0x1A00, 0x1A00, 0x200, 0x200, 0x200,
3413 0x200, 0x1A3, 0x1A3, 0x1A3, 0x1A3, 0x1E3, 0x1E3
3416 u32 board_sds_tx2
[] = { 0xDC0, 0x1C0, 0x200, 0x180, 0x160,
3417 0x123, 0x123, 0x163, 0x1A3, 0x1A0, 0x1C3, 0x9C3
3420 u32 asds
, dSds
, ori
, model_info
, val
;
3423 asds
= rtl931x_get_analog_sds(sds
);
3428 pr_info("%s: set sds %d to mode %d\n", __func__
, sds
, mode
);
3429 val
= rtl9310_sds_field_r(asds
, 0x1F, 0x9, 11, 6);
3431 pr_info("%s: fibermode %08X stored mode 0x%x analog SDS %d", __func__
,
3432 rtl931x_read_sds_phy(asds
, 0x1f, 0x9), val
, asds
);
3433 pr_info("%s: SGMII mode %08X in 0x24 0x9 analog SDS %d", __func__
,
3434 rtl931x_read_sds_phy(asds
, 0x24, 0x9), asds
);
3435 pr_info("%s: CMU mode %08X stored even SDS %d", __func__
,
3436 rtl931x_read_sds_phy(asds
& ~1, 0x20, 0x12), asds
& ~1);
3437 pr_info("%s: serdes_mode_ctrl %08X", __func__
, RTL931X_SERDES_MODE_CTRL
+ 4 * (sds
>> 2));
3438 pr_info("%s CMU page 0x24 0x7 %08x\n", __func__
, rtl931x_read_sds_phy(asds
, 0x24, 0x7));
3439 pr_info("%s CMU page 0x26 0x7 %08x\n", __func__
, rtl931x_read_sds_phy(asds
, 0x26, 0x7));
3440 pr_info("%s CMU page 0x28 0x7 %08x\n", __func__
, rtl931x_read_sds_phy(asds
, 0x28, 0x7));
3441 pr_info("%s XSG page 0x0 0xe %08x\n", __func__
, rtl931x_read_sds_phy(dSds
, 0x0, 0xe));
3442 pr_info("%s XSG2 page 0x0 0xe %08x\n", __func__
, rtl931x_read_sds_phy(dSds
+ 1, 0x0, 0xe));
3444 model_info
= sw_r32(RTL93XX_MODEL_NAME_INFO
);
3445 if ((model_info
>> 4) & 0x1) {
3446 pr_info("detected chiptype 1\n");
3449 pr_info("detected chiptype 0\n");
3455 dSds
= (sds
- 1) * 2;
3457 pr_info("%s: 2.5gbit %08X dsds %d", __func__
,
3458 rtl931x_read_sds_phy(dSds
, 0x1, 0x14), dSds
);
3460 pr_info("%s: RTL931X_PS_SERDES_OFF_MODE_CTRL_ADDR 0x%08X\n", __func__
, sw_r32(RTL931X_PS_SERDES_OFF_MODE_CTRL_ADDR
));
3461 ori
= sw_r32(RTL931X_PS_SERDES_OFF_MODE_CTRL_ADDR
);
3462 val
= ori
| (1 << sds
);
3463 sw_w32(val
, RTL931X_PS_SERDES_OFF_MODE_CTRL_ADDR
);
3466 case PHY_INTERFACE_MODE_NA
:
3469 case PHY_INTERFACE_MODE_XGMII
: // MII_XSGMII
3473 xsg_sdsid_1
= dSds
+ 1;
3475 rtl9310_sds_field_w(dSds
, 0x1, 0x1, 7, 4, 0xf);
3476 rtl9310_sds_field_w(dSds
, 0x1, 0x1, 3, 0, 0xf);
3478 rtl9310_sds_field_w(xsg_sdsid_1
, 0x1, 0x1, 7, 4, 0xf);
3479 rtl9310_sds_field_w(xsg_sdsid_1
, 0x1, 0x1, 3, 0, 0xf);
3483 rtl9310_sds_field_w(dSds
, 0x0, 0xE, 12, 12, 1);
3484 rtl9310_sds_field_w(dSds
+ 1, 0x0, 0xE, 12, 12, 1);
3487 case PHY_INTERFACE_MODE_USXGMII
: // MII_USXGMII_10GSXGMII/10GDXGMII/10GQXGMII:
3489 u32 op_code
= 0x6003;
3492 rtl9310_sds_field_w(asds
, 0x6, 0x2, 12, 12, 1);
3494 for (i
= 0; i
< sizeof(sds_config_10p3125g_type1
) / sizeof(sds_config
); ++i
) {
3495 rtl931x_write_sds_phy(asds
, sds_config_10p3125g_type1
[i
].page
- 0x4, sds_config_10p3125g_type1
[i
].reg
, sds_config_10p3125g_type1
[i
].data
);
3498 evenSds
= asds
- (asds
% 2);
3500 for (i
= 0; i
< sizeof(sds_config_10p3125g_cmu_type1
) / sizeof(sds_config
); ++i
) {
3501 rtl931x_write_sds_phy(evenSds
,
3502 sds_config_10p3125g_cmu_type1
[i
].page
- 0x4, sds_config_10p3125g_cmu_type1
[i
].reg
, sds_config_10p3125g_cmu_type1
[i
].data
);
3505 rtl9310_sds_field_w(asds
, 0x6, 0x2, 12, 12, 0);
3508 rtl9310_sds_field_w(asds
, 0x2e, 0xd, 6, 0, 0x0);
3509 rtl9310_sds_field_w(asds
, 0x2e, 0xd, 7, 7, 0x1);
3511 rtl9310_sds_field_w(asds
, 0x2e, 0x1c, 5, 0, 0x1E);
3512 rtl9310_sds_field_w(asds
, 0x2e, 0x1d, 11, 0, 0x00);
3513 rtl9310_sds_field_w(asds
, 0x2e, 0x1f, 11, 0, 0x00);
3514 rtl9310_sds_field_w(asds
, 0x2f, 0x0, 11, 0, 0x00);
3515 rtl9310_sds_field_w(asds
, 0x2f, 0x1, 11, 0, 0x00);
3517 rtl9310_sds_field_w(asds
, 0x2e, 0xf, 12, 6, 0x7F);
3518 rtl931x_write_sds_phy(asds
, 0x2f, 0x12, 0xaaa);
3520 rtl931x_sds_rx_rst(sds
);
3522 rtl931x_write_sds_phy(asds
, 0x7, 0x10, op_code
);
3523 rtl931x_write_sds_phy(asds
, 0x6, 0x1d, 0x0480);
3524 rtl931x_write_sds_phy(asds
, 0x6, 0xe, 0x0400);
3528 case PHY_INTERFACE_MODE_10GBASER
: // MII_10GR / MII_10GR1000BX_AUTO:
3529 // configure 10GR fiber mode=1
3530 rtl9310_sds_field_w(asds
, 0x1f, 0xb, 1, 1, 1);
3533 rtl9310_sds_field_w(dSds
, 0x3, 0x13, 15, 14, 0);
3535 rtl9310_sds_field_w(dSds
, 0x2, 0x0, 12, 12, 1);
3536 rtl9310_sds_field_w(dSds
, 0x2, 0x0, 6, 6, 1);
3537 rtl9310_sds_field_w(dSds
, 0x2, 0x0, 13, 13, 0);
3540 rtl9310_sds_field_w(asds
, 0x1f, 13, 15, 0, 0x109e);
3541 rtl9310_sds_field_w(asds
, 0x1f, 0x6, 14, 10, 0x8);
3542 rtl9310_sds_field_w(asds
, 0x1f, 0x7, 10, 4, 0x7f);
3545 case PHY_INTERFACE_MODE_HSGMII
:
3546 rtl9310_sds_field_w(dSds
, 0x1, 0x14, 8, 8, 1);
3549 case PHY_INTERFACE_MODE_1000BASEX
: // MII_1000BX_FIBER
3550 rtl9310_sds_field_w(dSds
, 0x3, 0x13, 15, 14, 0);
3552 rtl9310_sds_field_w(dSds
, 0x2, 0x0, 12, 12, 1);
3553 rtl9310_sds_field_w(dSds
, 0x2, 0x0, 6, 6, 1);
3554 rtl9310_sds_field_w(dSds
, 0x2, 0x0, 13, 13, 0);
3557 case PHY_INTERFACE_MODE_SGMII
:
3558 rtl9310_sds_field_w(asds
, 0x24, 0x9, 15, 15, 0);
3561 case PHY_INTERFACE_MODE_2500BASEX
:
3562 rtl9310_sds_field_w(dSds
, 0x1, 0x14, 8, 8, 1);
3565 case PHY_INTERFACE_MODE_QSGMII
:
3567 pr_info("%s: PHY mode %s not supported by SerDes %d\n",
3568 __func__
, phy_modes(mode
), sds
);
3572 rtl931x_cmu_type_set(asds
, mode
, chiptype
);
3574 if (sds
>= 2 && sds
<= 13) {
3576 rtl931x_write_sds_phy(asds
, 0x2E, 0x1, board_sds_tx_type1
[sds
- 2]);
3579 sw_w32(val
, RTL931X_CHIP_INFO_ADDR
);
3580 val
= sw_r32(RTL931X_CHIP_INFO_ADDR
);
3581 if (val
& BIT(28)) // consider 9311 etc. RTL9313_CHIP_ID == HWP_CHIP_ID(unit))
3583 rtl931x_write_sds_phy(asds
, 0x2E, 0x1, board_sds_tx2
[sds
- 2]);
3585 rtl931x_write_sds_phy(asds
, 0x2E, 0x1, board_sds_tx
[sds
- 2]);
3588 sw_w32(val
, RTL931X_CHIP_INFO_ADDR
);
3592 val
= ori
& ~BIT(sds
);
3593 sw_w32(val
, RTL931X_PS_SERDES_OFF_MODE_CTRL_ADDR
);
3594 pr_debug("%s: RTL931X_PS_SERDES_OFF_MODE_CTRL_ADDR 0x%08X\n", __func__
, sw_r32(RTL931X_PS_SERDES_OFF_MODE_CTRL_ADDR
));
3596 if (mode
== PHY_INTERFACE_MODE_XGMII
|| mode
== PHY_INTERFACE_MODE_QSGMII
3597 || mode
== PHY_INTERFACE_MODE_HSGMII
|| mode
== PHY_INTERFACE_MODE_SGMII
3598 || mode
== PHY_INTERFACE_MODE_USXGMII
) {
3599 if (mode
== PHY_INTERFACE_MODE_XGMII
)
3600 rtl931x_sds_mii_mode_set(sds
, mode
);
3602 rtl931x_sds_fiber_mode_set(sds
, mode
);
3606 int rtl931x_sds_cmu_band_set(int sds
, bool enable
, u32 band
, phy_interface_t mode
)
3609 int page
= rtl931x_sds_cmu_page_get(mode
);
3613 asds
= rtl931x_get_analog_sds(sds
);
3617 rtl9310_sds_field_w(asds
, page
, 0x7, 13, 13, 0);
3618 rtl9310_sds_field_w(asds
, page
, 0x7, 11, 11, 0);
3620 rtl9310_sds_field_w(asds
, page
, 0x7, 13, 13, 0);
3621 rtl9310_sds_field_w(asds
, page
, 0x7, 11, 11, 0);
3624 rtl9310_sds_field_w(asds
, page
, 0x7, 4, 0, band
);
3626 rtl931x_sds_rst(sds
);
3631 int rtl931x_sds_cmu_band_get(int sds
, phy_interface_t mode
)
3633 int page
= rtl931x_sds_cmu_page_get(mode
);
3637 asds
= rtl931x_get_analog_sds(sds
);
3639 rtl931x_write_sds_phy(asds
, 0x1f, 0x02, 73);
3641 rtl9310_sds_field_w(asds
, page
, 0x5, 15, 15, 1);
3642 band
= rtl9310_sds_field_r(asds
, 0x1f, 0x15, 8, 3);
3643 pr_info("%s band is: %d\n", __func__
, band
);
3649 int rtl931x_link_sts_get(u32 sds
)
3651 u32 sts
, sts1
, latch_sts
, latch_sts1
;
3653 u32 xsg_sdsid_0
, xsg_sdsid_1
;
3655 xsg_sdsid_0
= sds
< 2 ? sds
: (sds
- 1) * 2;
3656 xsg_sdsid_1
= xsg_sdsid_0
+ 1;
3658 sts
= rtl9310_sds_field_r(xsg_sdsid_0
, 0x1, 29, 8, 0);
3659 sts1
= rtl9310_sds_field_r(xsg_sdsid_1
, 0x1, 29, 8, 0);
3660 latch_sts
= rtl9310_sds_field_r(xsg_sdsid_0
, 0x1, 30, 8, 0);
3661 latch_sts1
= rtl9310_sds_field_r(xsg_sdsid_1
, 0x1, 30, 8, 0);
3665 asds
= rtl931x_get_analog_sds(sds
);
3666 sts
= rtl9310_sds_field_r(asds
, 0x5, 0, 12, 12);
3667 latch_sts
= rtl9310_sds_field_r(asds
, 0x4, 1, 2, 2);
3669 dsds
= sds
< 2 ? sds
: (sds
- 1) * 2;
3670 latch_sts1
= rtl9310_sds_field_r(dsds
, 0x2, 1, 2, 2);
3671 sts1
= rtl9310_sds_field_r(dsds
, 0x2, 1, 2, 2);
3674 pr_info("%s: serdes %d sts %d, sts1 %d, latch_sts %d, latch_sts1 %d\n", __func__
,
3675 sds
, sts
, sts1
, latch_sts
, latch_sts1
);
3679 static int rtl8214fc_phy_probe(struct phy_device
*phydev
)
3681 struct device
*dev
= &phydev
->mdio
.dev
;
3682 int addr
= phydev
->mdio
.addr
;
3685 /* 839x has internal SerDes */
3686 if (soc_info
.id
== 0x8393)
3689 /* All base addresses of the PHYs start at multiples of 8 */
3690 devm_phy_package_join(dev
, phydev
, addr
& (~7),
3691 sizeof(struct rtl83xx_shared_private
));
3694 struct rtl83xx_shared_private
*shared
= phydev
->shared
->priv
;
3695 shared
->name
= "RTL8214FC";
3696 /* Configuration must be done while patching still possible */
3697 ret
= rtl8380_configure_rtl8214fc(phydev
);
3705 static int rtl8214c_phy_probe(struct phy_device
*phydev
)
3707 struct device
*dev
= &phydev
->mdio
.dev
;
3708 int addr
= phydev
->mdio
.addr
;
3710 /* All base addresses of the PHYs start at multiples of 8 */
3711 devm_phy_package_join(dev
, phydev
, addr
& (~7),
3712 sizeof(struct rtl83xx_shared_private
));
3715 struct rtl83xx_shared_private
*shared
= phydev
->shared
->priv
;
3716 shared
->name
= "RTL8214C";
3717 /* Configuration must be done whil patching still possible */
3718 return rtl8380_configure_rtl8214c(phydev
);
3723 static int rtl8218b_ext_phy_probe(struct phy_device
*phydev
)
3725 struct device
*dev
= &phydev
->mdio
.dev
;
3726 int addr
= phydev
->mdio
.addr
;
3728 /* All base addresses of the PHYs start at multiples of 8 */
3729 devm_phy_package_join(dev
, phydev
, addr
& (~7),
3730 sizeof(struct rtl83xx_shared_private
));
3733 struct rtl83xx_shared_private
*shared
= phydev
->shared
->priv
;
3734 shared
->name
= "RTL8218B (external)";
3735 if (soc_info
.family
== RTL8380_FAMILY_ID
) {
3736 /* Configuration must be done while patching still possible */
3737 return rtl8380_configure_ext_rtl8218b(phydev
);
3744 static int rtl8218b_int_phy_probe(struct phy_device
*phydev
)
3746 struct device
*dev
= &phydev
->mdio
.dev
;
3747 int addr
= phydev
->mdio
.addr
;
3749 if (soc_info
.family
!= RTL8380_FAMILY_ID
)
3754 pr_debug("%s: id: %d\n", __func__
, addr
);
3755 /* All base addresses of the PHYs start at multiples of 8 */
3756 devm_phy_package_join(dev
, phydev
, addr
& (~7),
3757 sizeof(struct rtl83xx_shared_private
));
3760 struct rtl83xx_shared_private
*shared
= phydev
->shared
->priv
;
3761 shared
->name
= "RTL8218B (internal)";
3762 /* Configuration must be done while patching still possible */
3763 return rtl8380_configure_int_rtl8218b(phydev
);
3769 static int rtl8218d_phy_probe(struct phy_device
*phydev
)
3771 struct device
*dev
= &phydev
->mdio
.dev
;
3772 int addr
= phydev
->mdio
.addr
;
3774 pr_debug("%s: id: %d\n", __func__
, addr
);
3775 /* All base addresses of the PHYs start at multiples of 8 */
3776 devm_phy_package_join(dev
, phydev
, addr
& (~7),
3777 sizeof(struct rtl83xx_shared_private
));
3779 /* All base addresses of the PHYs start at multiples of 8 */
3781 struct rtl83xx_shared_private
*shared
= phydev
->shared
->priv
;
3782 shared
->name
= "RTL8218D";
3783 /* Configuration must be done while patching still possible */
3784 // TODO: return configure_rtl8218d(phydev);
3789 static int rtl838x_serdes_probe(struct phy_device
*phydev
)
3791 int addr
= phydev
->mdio
.addr
;
3793 if (soc_info
.family
!= RTL8380_FAMILY_ID
)
3798 /* On the RTL8380M, PHYs 24-27 connect to the internal SerDes */
3799 if (soc_info
.id
== 0x8380) {
3801 return rtl8380_configure_serdes(phydev
);
3807 static int rtl8393_serdes_probe(struct phy_device
*phydev
)
3809 int addr
= phydev
->mdio
.addr
;
3811 pr_info("%s: id: %d\n", __func__
, addr
);
3812 if (soc_info
.family
!= RTL8390_FAMILY_ID
)
3818 return rtl8390_configure_serdes(phydev
);
3821 static int rtl8390_serdes_probe(struct phy_device
*phydev
)
3823 int addr
= phydev
->mdio
.addr
;
3825 if (soc_info
.family
!= RTL8390_FAMILY_ID
)
3831 return rtl8390_configure_generic(phydev
);
3834 static int rtl9300_serdes_probe(struct phy_device
*phydev
)
3836 if (soc_info
.family
!= RTL9300_FAMILY_ID
)
3839 phydev_info(phydev
, "Detected internal RTL9300 Serdes\n");
3841 return rtl9300_configure_serdes(phydev
);
3844 static struct phy_driver rtl83xx_phy_driver
[] = {
3846 PHY_ID_MATCH_MODEL(PHY_ID_RTL8214C
),
3847 .name
= "Realtek RTL8214C",
3848 .features
= PHY_GBIT_FEATURES
,
3849 .flags
= PHY_HAS_REALTEK_PAGES
,
3850 .match_phy_device
= rtl8214c_match_phy_device
,
3851 .probe
= rtl8214c_phy_probe
,
3852 .suspend
= genphy_suspend
,
3853 .resume
= genphy_resume
,
3854 .set_loopback
= genphy_loopback
,
3857 PHY_ID_MATCH_MODEL(PHY_ID_RTL8214FC
),
3858 .name
= "Realtek RTL8214FC",
3859 .features
= PHY_GBIT_FIBRE_FEATURES
,
3860 .flags
= PHY_HAS_REALTEK_PAGES
,
3861 .match_phy_device
= rtl8214fc_match_phy_device
,
3862 .probe
= rtl8214fc_phy_probe
,
3863 .suspend
= rtl8214fc_suspend
,
3864 .resume
= rtl8214fc_resume
,
3865 .set_loopback
= genphy_loopback
,
3866 .set_port
= rtl8214fc_set_port
,
3867 .get_port
= rtl8214fc_get_port
,
3868 .set_eee
= rtl8214fc_set_eee
,
3869 .get_eee
= rtl8214fc_get_eee
,
3872 PHY_ID_MATCH_MODEL(PHY_ID_RTL8218B_E
),
3873 .name
= "Realtek RTL8218B (external)",
3874 .features
= PHY_GBIT_FEATURES
,
3875 .flags
= PHY_HAS_REALTEK_PAGES
,
3876 .match_phy_device
= rtl8218b_ext_match_phy_device
,
3877 .probe
= rtl8218b_ext_phy_probe
,
3878 .suspend
= genphy_suspend
,
3879 .resume
= genphy_resume
,
3880 .set_loopback
= genphy_loopback
,
3881 .set_eee
= rtl8218b_set_eee
,
3882 .get_eee
= rtl8218b_get_eee
,
3885 PHY_ID_MATCH_MODEL(PHY_ID_RTL8218D
),
3886 .name
= "REALTEK RTL8218D",
3887 .features
= PHY_GBIT_FEATURES
,
3888 .flags
= PHY_HAS_REALTEK_PAGES
,
3889 .probe
= rtl8218d_phy_probe
,
3890 .suspend
= genphy_suspend
,
3891 .resume
= genphy_resume
,
3892 .set_loopback
= genphy_loopback
,
3893 .set_eee
= rtl8218d_set_eee
,
3894 .get_eee
= rtl8218d_get_eee
,
3897 PHY_ID_MATCH_MODEL(PHY_ID_RTL8221B
),
3898 .name
= "REALTEK RTL8221B",
3899 .features
= PHY_GBIT_FEATURES
,
3900 .flags
= PHY_HAS_REALTEK_PAGES
,
3901 .suspend
= genphy_suspend
,
3902 .resume
= genphy_resume
,
3903 .set_loopback
= genphy_loopback
,
3904 .read_page
= rtl8226_read_page
,
3905 .write_page
= rtl8226_write_page
,
3906 .read_status
= rtl8226_read_status
,
3907 .config_aneg
= rtl8226_config_aneg
,
3908 .set_eee
= rtl8226_set_eee
,
3909 .get_eee
= rtl8226_get_eee
,
3912 PHY_ID_MATCH_MODEL(PHY_ID_RTL8226
),
3913 .name
= "REALTEK RTL8226",
3914 .features
= PHY_GBIT_FEATURES
,
3915 .flags
= PHY_HAS_REALTEK_PAGES
,
3916 .suspend
= genphy_suspend
,
3917 .resume
= genphy_resume
,
3918 .set_loopback
= genphy_loopback
,
3919 .read_page
= rtl8226_read_page
,
3920 .write_page
= rtl8226_write_page
,
3921 .read_status
= rtl8226_read_status
,
3922 .config_aneg
= rtl8226_config_aneg
,
3923 .set_eee
= rtl8226_set_eee
,
3924 .get_eee
= rtl8226_get_eee
,
3927 PHY_ID_MATCH_MODEL(PHY_ID_RTL8218B_I
),
3928 .name
= "Realtek RTL8218B (internal)",
3929 .features
= PHY_GBIT_FEATURES
,
3930 .flags
= PHY_HAS_REALTEK_PAGES
,
3931 .probe
= rtl8218b_int_phy_probe
,
3932 .suspend
= genphy_suspend
,
3933 .resume
= genphy_resume
,
3934 .set_loopback
= genphy_loopback
,
3935 .set_eee
= rtl8218b_set_eee
,
3936 .get_eee
= rtl8218b_get_eee
,
3939 PHY_ID_MATCH_MODEL(PHY_ID_RTL8218B_I
),
3940 .name
= "Realtek RTL8380 SERDES",
3941 .features
= PHY_GBIT_FIBRE_FEATURES
,
3942 .flags
= PHY_HAS_REALTEK_PAGES
,
3943 .probe
= rtl838x_serdes_probe
,
3944 .suspend
= genphy_suspend
,
3945 .resume
= genphy_resume
,
3946 .set_loopback
= genphy_loopback
,
3947 .read_status
= rtl8380_read_status
,
3950 PHY_ID_MATCH_MODEL(PHY_ID_RTL8393_I
),
3951 .name
= "Realtek RTL8393 SERDES",
3952 .features
= PHY_GBIT_FIBRE_FEATURES
,
3953 .flags
= PHY_HAS_REALTEK_PAGES
,
3954 .probe
= rtl8393_serdes_probe
,
3955 .suspend
= genphy_suspend
,
3956 .resume
= genphy_resume
,
3957 .set_loopback
= genphy_loopback
,
3958 .read_status
= rtl8393_read_status
,
3961 PHY_ID_MATCH_MODEL(PHY_ID_RTL8390_GENERIC
),
3962 .name
= "Realtek RTL8390 Generic",
3963 .features
= PHY_GBIT_FIBRE_FEATURES
,
3964 .flags
= PHY_HAS_REALTEK_PAGES
,
3965 .probe
= rtl8390_serdes_probe
,
3966 .suspend
= genphy_suspend
,
3967 .resume
= genphy_resume
,
3968 .set_loopback
= genphy_loopback
,
3971 PHY_ID_MATCH_MODEL(PHY_ID_RTL9300_I
),
3972 .name
= "REALTEK RTL9300 SERDES",
3973 .features
= PHY_GBIT_FIBRE_FEATURES
,
3974 .flags
= PHY_HAS_REALTEK_PAGES
,
3975 .probe
= rtl9300_serdes_probe
,
3976 .suspend
= genphy_suspend
,
3977 .resume
= genphy_resume
,
3978 .set_loopback
= genphy_loopback
,
3979 .read_status
= rtl9300_read_status
,
3983 module_phy_driver(rtl83xx_phy_driver
);
3985 static struct mdio_device_id __maybe_unused rtl83xx_tbl
[] = {
3986 { PHY_ID_MATCH_MODEL(PHY_ID_RTL8214FC
) },
3990 MODULE_DEVICE_TABLE(mdio
, rtl83xx_tbl
);
3992 MODULE_AUTHOR("B. Koblitz");
3993 MODULE_DESCRIPTION("RTL83xx PHY driver");
3994 MODULE_LICENSE("GPL");