+++ /dev/null
-/* This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * Copyright (C) 2009-2015 John Crispin <blogic@openwrt.org>
- * Copyright (C) 2009-2015 Felix Fietkau <nbd@nbd.name>
- * Copyright (C) 2013-2015 Michael Lee <igvtee@gmail.com>
- * Copyright (C) 2016 Vittorio Gambaletta <openwrt@vittgam.net>
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/platform_device.h>
-#include <asm/mach-ralink/ralink_regs.h>
-#include <linux/of_irq.h>
-
-#include <linux/switch.h>
-
-#include "mtk_eth_soc.h"
-
-/* HW limitations for this switch:
- * - No large frame support (PKT_MAX_LEN at most 1536)
- * - Can't have untagged vlan and tagged vlan on one port at the same time,
- * though this might be possible using the undocumented PPE.
- */
-
-#define RT305X_ESW_REG_ISR 0x00
-#define RT305X_ESW_REG_IMR 0x04
-#define RT305X_ESW_REG_FCT0 0x08
-#define RT305X_ESW_REG_PFC1 0x14
-#define RT305X_ESW_REG_ATS 0x24
-#define RT305X_ESW_REG_ATS0 0x28
-#define RT305X_ESW_REG_ATS1 0x2c
-#define RT305X_ESW_REG_ATS2 0x30
-#define RT305X_ESW_REG_PVIDC(_n) (0x40 + 4 * (_n))
-#define RT305X_ESW_REG_VLANI(_n) (0x50 + 4 * (_n))
-#define RT305X_ESW_REG_VMSC(_n) (0x70 + 4 * (_n))
-#define RT305X_ESW_REG_POA 0x80
-#define RT305X_ESW_REG_FPA 0x84
-#define RT305X_ESW_REG_SOCPC 0x8c
-#define RT305X_ESW_REG_POC0 0x90
-#define RT305X_ESW_REG_POC1 0x94
-#define RT305X_ESW_REG_POC2 0x98
-#define RT305X_ESW_REG_SGC 0x9c
-#define RT305X_ESW_REG_STRT 0xa0
-#define RT305X_ESW_REG_PCR0 0xc0
-#define RT305X_ESW_REG_PCR1 0xc4
-#define RT305X_ESW_REG_FPA2 0xc8
-#define RT305X_ESW_REG_FCT2 0xcc
-#define RT305X_ESW_REG_SGC2 0xe4
-#define RT305X_ESW_REG_P0LED 0xa4
-#define RT305X_ESW_REG_P1LED 0xa8
-#define RT305X_ESW_REG_P2LED 0xac
-#define RT305X_ESW_REG_P3LED 0xb0
-#define RT305X_ESW_REG_P4LED 0xb4
-#define RT305X_ESW_REG_PXPC(_x) (0xe8 + (4 * _x))
-#define RT305X_ESW_REG_P1PC 0xec
-#define RT305X_ESW_REG_P2PC 0xf0
-#define RT305X_ESW_REG_P3PC 0xf4
-#define RT305X_ESW_REG_P4PC 0xf8
-#define RT305X_ESW_REG_P5PC 0xfc
-
-#define RT305X_ESW_LED_LINK 0
-#define RT305X_ESW_LED_100M 1
-#define RT305X_ESW_LED_DUPLEX 2
-#define RT305X_ESW_LED_ACTIVITY 3
-#define RT305X_ESW_LED_COLLISION 4
-#define RT305X_ESW_LED_LINKACT 5
-#define RT305X_ESW_LED_DUPLCOLL 6
-#define RT305X_ESW_LED_10MACT 7
-#define RT305X_ESW_LED_100MACT 8
-/* Additional led states not in datasheet: */
-#define RT305X_ESW_LED_BLINK 10
-#define RT305X_ESW_LED_ON 12
-
-#define RT305X_ESW_LINK_S 25
-#define RT305X_ESW_DUPLEX_S 9
-#define RT305X_ESW_SPD_S 0
-
-#define RT305X_ESW_PCR0_WT_NWAY_DATA_S 16
-#define RT305X_ESW_PCR0_WT_PHY_CMD BIT(13)
-#define RT305X_ESW_PCR0_CPU_PHY_REG_S 8
-
-#define RT305X_ESW_PCR1_WT_DONE BIT(0)
-
-#define RT305X_ESW_ATS_TIMEOUT (5 * HZ)
-#define RT305X_ESW_PHY_TIMEOUT (5 * HZ)
-
-#define RT305X_ESW_PVIDC_PVID_M 0xfff
-#define RT305X_ESW_PVIDC_PVID_S 12
-
-#define RT305X_ESW_VLANI_VID_M 0xfff
-#define RT305X_ESW_VLANI_VID_S 12
-
-#define RT305X_ESW_VMSC_MSC_M 0xff
-#define RT305X_ESW_VMSC_MSC_S 8
-
-#define RT305X_ESW_SOCPC_DISUN2CPU_S 0
-#define RT305X_ESW_SOCPC_DISMC2CPU_S 8
-#define RT305X_ESW_SOCPC_DISBC2CPU_S 16
-#define RT305X_ESW_SOCPC_CRC_PADDING BIT(25)
-
-#define RT305X_ESW_POC0_EN_BP_S 0
-#define RT305X_ESW_POC0_EN_FC_S 8
-#define RT305X_ESW_POC0_DIS_RMC2CPU_S 16
-#define RT305X_ESW_POC0_DIS_PORT_M 0x7f
-#define RT305X_ESW_POC0_DIS_PORT_S 23
-
-#define RT305X_ESW_POC2_UNTAG_EN_M 0xff
-#define RT305X_ESW_POC2_UNTAG_EN_S 0
-#define RT305X_ESW_POC2_ENAGING_S 8
-#define RT305X_ESW_POC2_DIS_UC_PAUSE_S 16
-
-#define RT305X_ESW_SGC2_DOUBLE_TAG_M 0x7f
-#define RT305X_ESW_SGC2_DOUBLE_TAG_S 0
-#define RT305X_ESW_SGC2_LAN_PMAP_M 0x3f
-#define RT305X_ESW_SGC2_LAN_PMAP_S 24
-
-#define RT305X_ESW_PFC1_EN_VLAN_M 0xff
-#define RT305X_ESW_PFC1_EN_VLAN_S 16
-#define RT305X_ESW_PFC1_EN_TOS_S 24
-
-#define RT305X_ESW_VLAN_NONE 0xfff
-
-#define RT305X_ESW_GSC_BC_STROM_MASK 0x3
-#define RT305X_ESW_GSC_BC_STROM_SHIFT 4
-
-#define RT305X_ESW_GSC_LED_FREQ_MASK 0x3
-#define RT305X_ESW_GSC_LED_FREQ_SHIFT 23
-
-#define RT305X_ESW_POA_LINK_MASK 0x1f
-#define RT305X_ESW_POA_LINK_SHIFT 25
-
-#define RT305X_ESW_PORT_ST_CHG BIT(26)
-#define RT305X_ESW_PORT0 0
-#define RT305X_ESW_PORT1 1
-#define RT305X_ESW_PORT2 2
-#define RT305X_ESW_PORT3 3
-#define RT305X_ESW_PORT4 4
-#define RT305X_ESW_PORT5 5
-#define RT305X_ESW_PORT6 6
-
-#define RT305X_ESW_PORTS_NONE 0
-
-#define RT305X_ESW_PMAP_LLLLLL 0x3f
-#define RT305X_ESW_PMAP_LLLLWL 0x2f
-#define RT305X_ESW_PMAP_WLLLLL 0x3e
-
-#define RT305X_ESW_PORTS_INTERNAL \
- (BIT(RT305X_ESW_PORT0) | BIT(RT305X_ESW_PORT1) | \
- BIT(RT305X_ESW_PORT2) | BIT(RT305X_ESW_PORT3) | \
- BIT(RT305X_ESW_PORT4))
-
-#define RT305X_ESW_PORTS_NOCPU \
- (RT305X_ESW_PORTS_INTERNAL | BIT(RT305X_ESW_PORT5))
-
-#define RT305X_ESW_PORTS_CPU BIT(RT305X_ESW_PORT6)
-
-#define RT305X_ESW_PORTS_ALL \
- (RT305X_ESW_PORTS_NOCPU | RT305X_ESW_PORTS_CPU)
-
-#define RT305X_ESW_NUM_VLANS 16
-#define RT305X_ESW_NUM_VIDS 4096
-#define RT305X_ESW_NUM_PORTS 7
-#define RT305X_ESW_NUM_LANWAN 6
-#define RT305X_ESW_NUM_LEDS 5
-
-#define RT5350_ESW_REG_PXTPC(_x) (0x150 + (4 * _x))
-#define RT5350_EWS_REG_LED_POLARITY 0x168
-#define RT5350_RESET_EPHY BIT(24)
-
-enum {
- /* Global attributes. */
- RT305X_ESW_ATTR_ENABLE_VLAN,
- RT305X_ESW_ATTR_ALT_VLAN_DISABLE,
- RT305X_ESW_ATTR_BC_STATUS,
- RT305X_ESW_ATTR_LED_FREQ,
- /* Port attributes. */
- RT305X_ESW_ATTR_PORT_DISABLE,
- RT305X_ESW_ATTR_PORT_DOUBLETAG,
- RT305X_ESW_ATTR_PORT_UNTAG,
- RT305X_ESW_ATTR_PORT_LED,
- RT305X_ESW_ATTR_PORT_LAN,
- RT305X_ESW_ATTR_PORT_RECV_BAD,
- RT305X_ESW_ATTR_PORT_RECV_GOOD,
- RT5350_ESW_ATTR_PORT_TR_BAD,
- RT5350_ESW_ATTR_PORT_TR_GOOD,
-};
-
-struct esw_port {
- bool disable;
- bool doubletag;
- bool untag;
- u8 led;
- u16 pvid;
-};
-
-struct esw_vlan {
- u8 ports;
- u16 vid;
-};
-
-enum {
- RT305X_ESW_VLAN_CONFIG_NONE = 0,
- RT305X_ESW_VLAN_CONFIG_LLLLW,
- RT305X_ESW_VLAN_CONFIG_WLLLL,
-};
-
-struct rt305x_esw {
- struct device *dev;
- void __iomem *base;
- int irq;
-
- /* Protects against concurrent register r/w operations. */
- spinlock_t reg_rw_lock;
-
- unsigned char port_map;
- unsigned char port_disable;
- unsigned int reg_initval_fct2;
- unsigned int reg_initval_fpa2;
- unsigned int reg_led_polarity;
-
- struct switch_dev swdev;
- bool global_vlan_enable;
- bool alt_vlan_disable;
- int bc_storm_protect;
- int led_frequency;
- struct esw_vlan vlans[RT305X_ESW_NUM_VLANS];
- struct esw_port ports[RT305X_ESW_NUM_PORTS];
-
-};
-
-static inline void esw_w32(struct rt305x_esw *esw, u32 val, unsigned reg)
-{
- __raw_writel(val, esw->base + reg);
-}
-
-static inline u32 esw_r32(struct rt305x_esw *esw, unsigned reg)
-{
- return __raw_readl(esw->base + reg);
-}
-
-static inline void esw_rmw_raw(struct rt305x_esw *esw, unsigned reg,
- unsigned long mask, unsigned long val)
-{
- unsigned long t;
-
- t = __raw_readl(esw->base + reg) & ~mask;
- __raw_writel(t | val, esw->base + reg);
-}
-
-static void esw_rmw(struct rt305x_esw *esw, unsigned reg,
- unsigned long mask, unsigned long val)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&esw->reg_rw_lock, flags);
- esw_rmw_raw(esw, reg, mask, val);
- spin_unlock_irqrestore(&esw->reg_rw_lock, flags);
-}
-
-static u32 rt305x_mii_write(struct rt305x_esw *esw, u32 phy_addr,
- u32 phy_register, u32 write_data)
-{
- unsigned long t_start = jiffies;
- int ret = 0;
-
- while (1) {
- if (!(esw_r32(esw, RT305X_ESW_REG_PCR1) &
- RT305X_ESW_PCR1_WT_DONE))
- break;
- if (time_after(jiffies, t_start + RT305X_ESW_PHY_TIMEOUT)) {
- ret = 1;
- goto out;
- }
- }
-
- write_data &= 0xffff;
- esw_w32(esw, (write_data << RT305X_ESW_PCR0_WT_NWAY_DATA_S) |
- (phy_register << RT305X_ESW_PCR0_CPU_PHY_REG_S) |
- (phy_addr) | RT305X_ESW_PCR0_WT_PHY_CMD,
- RT305X_ESW_REG_PCR0);
-
- t_start = jiffies;
- while (1) {
- if (esw_r32(esw, RT305X_ESW_REG_PCR1) &
- RT305X_ESW_PCR1_WT_DONE)
- break;
-
- if (time_after(jiffies, t_start + RT305X_ESW_PHY_TIMEOUT)) {
- ret = 1;
- break;
- }
- }
-out:
- if (ret)
- dev_err(esw->dev, "ramips_eth: MDIO timeout\n");
- return ret;
-}
-
-static unsigned esw_get_vlan_id(struct rt305x_esw *esw, unsigned vlan)
-{
- unsigned s;
- unsigned val;
-
- s = RT305X_ESW_VLANI_VID_S * (vlan % 2);
- val = esw_r32(esw, RT305X_ESW_REG_VLANI(vlan / 2));
- val = (val >> s) & RT305X_ESW_VLANI_VID_M;
-
- return val;
-}
-
-static void esw_set_vlan_id(struct rt305x_esw *esw, unsigned vlan, unsigned vid)
-{
- unsigned s;
-
- s = RT305X_ESW_VLANI_VID_S * (vlan % 2);
- esw_rmw(esw,
- RT305X_ESW_REG_VLANI(vlan / 2),
- RT305X_ESW_VLANI_VID_M << s,
- (vid & RT305X_ESW_VLANI_VID_M) << s);
-}
-
-static unsigned esw_get_pvid(struct rt305x_esw *esw, unsigned port)
-{
- unsigned s, val;
-
- s = RT305X_ESW_PVIDC_PVID_S * (port % 2);
- val = esw_r32(esw, RT305X_ESW_REG_PVIDC(port / 2));
- return (val >> s) & RT305X_ESW_PVIDC_PVID_M;
-}
-
-static void esw_set_pvid(struct rt305x_esw *esw, unsigned port, unsigned pvid)
-{
- unsigned s;
-
- s = RT305X_ESW_PVIDC_PVID_S * (port % 2);
- esw_rmw(esw,
- RT305X_ESW_REG_PVIDC(port / 2),
- RT305X_ESW_PVIDC_PVID_M << s,
- (pvid & RT305X_ESW_PVIDC_PVID_M) << s);
-}
-
-static unsigned esw_get_vmsc(struct rt305x_esw *esw, unsigned vlan)
-{
- unsigned s, val;
-
- s = RT305X_ESW_VMSC_MSC_S * (vlan % 4);
- val = esw_r32(esw, RT305X_ESW_REG_VMSC(vlan / 4));
- val = (val >> s) & RT305X_ESW_VMSC_MSC_M;
-
- return val;
-}
-
-static void esw_set_vmsc(struct rt305x_esw *esw, unsigned vlan, unsigned msc)
-{
- unsigned s;
-
- s = RT305X_ESW_VMSC_MSC_S * (vlan % 4);
- esw_rmw(esw,
- RT305X_ESW_REG_VMSC(vlan / 4),
- RT305X_ESW_VMSC_MSC_M << s,
- (msc & RT305X_ESW_VMSC_MSC_M) << s);
-}
-
-static unsigned esw_get_port_disable(struct rt305x_esw *esw)
-{
- unsigned reg;
-
- reg = esw_r32(esw, RT305X_ESW_REG_POC0);
- return (reg >> RT305X_ESW_POC0_DIS_PORT_S) &
- RT305X_ESW_POC0_DIS_PORT_M;
-}
-
-static void esw_set_port_disable(struct rt305x_esw *esw, unsigned disable_mask)
-{
- unsigned old_mask;
- unsigned enable_mask;
- unsigned changed;
- int i;
-
- old_mask = esw_get_port_disable(esw);
- changed = old_mask ^ disable_mask;
- enable_mask = old_mask & disable_mask;
-
- /* enable before writing to MII */
- esw_rmw(esw, RT305X_ESW_REG_POC0,
- (RT305X_ESW_POC0_DIS_PORT_M <<
- RT305X_ESW_POC0_DIS_PORT_S),
- enable_mask << RT305X_ESW_POC0_DIS_PORT_S);
-
- for (i = 0; i < RT305X_ESW_NUM_LEDS; i++) {
- if (!(changed & (1 << i)))
- continue;
- if (disable_mask & (1 << i)) {
- /* disable */
- rt305x_mii_write(esw, i, MII_BMCR,
- BMCR_PDOWN);
- } else {
- /* enable */
- rt305x_mii_write(esw, i, MII_BMCR,
- BMCR_FULLDPLX |
- BMCR_ANENABLE |
- BMCR_ANRESTART |
- BMCR_SPEED100);
- }
- }
-
- /* disable after writing to MII */
- esw_rmw(esw, RT305X_ESW_REG_POC0,
- (RT305X_ESW_POC0_DIS_PORT_M <<
- RT305X_ESW_POC0_DIS_PORT_S),
- disable_mask << RT305X_ESW_POC0_DIS_PORT_S);
-}
-
-static void esw_set_gsc(struct rt305x_esw *esw)
-{
- esw_rmw(esw, RT305X_ESW_REG_SGC,
- RT305X_ESW_GSC_BC_STROM_MASK << RT305X_ESW_GSC_BC_STROM_SHIFT,
- esw->bc_storm_protect << RT305X_ESW_GSC_BC_STROM_SHIFT);
- esw_rmw(esw, RT305X_ESW_REG_SGC,
- RT305X_ESW_GSC_LED_FREQ_MASK << RT305X_ESW_GSC_LED_FREQ_SHIFT,
- esw->led_frequency << RT305X_ESW_GSC_LED_FREQ_SHIFT);
-}
-
-static int esw_apply_config(struct switch_dev *dev);
-
-static void esw_hw_init(struct rt305x_esw *esw)
-{
- int i;
- u8 port_disable = 0;
- u8 port_map = RT305X_ESW_PMAP_LLLLLL;
-
- /* vodoo from original driver */
- esw_w32(esw, 0xC8A07850, RT305X_ESW_REG_FCT0);
- esw_w32(esw, 0x00000000, RT305X_ESW_REG_SGC2);
- /* Port priority 1 for all ports, vlan enabled. */
- esw_w32(esw, 0x00005555 |
- (RT305X_ESW_PORTS_ALL << RT305X_ESW_PFC1_EN_VLAN_S),
- RT305X_ESW_REG_PFC1);
-
- /* Enable all ports, Back Pressure and Flow Control */
- esw_w32(esw, ((RT305X_ESW_PORTS_ALL << RT305X_ESW_POC0_EN_BP_S) |
- (RT305X_ESW_PORTS_ALL << RT305X_ESW_POC0_EN_FC_S)),
- RT305X_ESW_REG_POC0);
-
- /* Enable Aging, and VLAN TAG removal */
- esw_w32(esw, ((RT305X_ESW_PORTS_ALL << RT305X_ESW_POC2_ENAGING_S) |
- (RT305X_ESW_PORTS_NOCPU << RT305X_ESW_POC2_UNTAG_EN_S)),
- RT305X_ESW_REG_POC2);
-
- if (esw->reg_initval_fct2)
- esw_w32(esw, esw->reg_initval_fct2, RT305X_ESW_REG_FCT2);
- else
- esw_w32(esw, 0x0002500c, RT305X_ESW_REG_FCT2);
-
- /* 300s aging timer, max packet len 1536, broadcast storm prevention
- * disabled, disable collision abort, mac xor48 hash, 10 packet back
- * pressure jam, GMII disable was_transmit, back pressure disabled,
- * 30ms led flash, unmatched IGMP as broadcast, rmc tb fault to all
- * ports.
- */
- esw_w32(esw, 0x0008a301, RT305X_ESW_REG_SGC);
-
- /* Setup SoC Port control register */
- esw_w32(esw,
- (RT305X_ESW_SOCPC_CRC_PADDING |
- (RT305X_ESW_PORTS_CPU << RT305X_ESW_SOCPC_DISUN2CPU_S) |
- (RT305X_ESW_PORTS_CPU << RT305X_ESW_SOCPC_DISMC2CPU_S) |
- (RT305X_ESW_PORTS_CPU << RT305X_ESW_SOCPC_DISBC2CPU_S)),
- RT305X_ESW_REG_SOCPC);
-
- /* ext phy base addr 31, enable port 5 polling, rx/tx clock skew 1,
- * turbo mii off, rgmi 3.3v off
- * port5: disabled
- * port6: enabled, gige, full-duplex, rx/tx-flow-control
- */
- if (esw->reg_initval_fpa2)
- esw_w32(esw, esw->reg_initval_fpa2, RT305X_ESW_REG_FPA2);
- else
- esw_w32(esw, 0x3f502b28, RT305X_ESW_REG_FPA2);
- esw_w32(esw, 0x00000000, RT305X_ESW_REG_FPA);
-
- /* Force Link/Activity on ports */
- esw_w32(esw, 0x00000005, RT305X_ESW_REG_P0LED);
- esw_w32(esw, 0x00000005, RT305X_ESW_REG_P1LED);
- esw_w32(esw, 0x00000005, RT305X_ESW_REG_P2LED);
- esw_w32(esw, 0x00000005, RT305X_ESW_REG_P3LED);
- esw_w32(esw, 0x00000005, RT305X_ESW_REG_P4LED);
-
- /* Copy disabled port configuration from device tree setup */
- port_disable = esw->port_disable;
-
- /* Disable nonexistent ports by reading the switch config
- * after having enabled all possible ports above
- */
- port_disable |= esw_get_port_disable(esw);
-
- for (i = 0; i < 6; i++)
- esw->ports[i].disable = (port_disable & (1 << i)) != 0;
-
- if (ralink_soc == RT305X_SOC_RT3352) {
- /* reset EPHY */
- fe_reset(RT5350_RESET_EPHY);
-
- rt305x_mii_write(esw, 0, 31, 0x8000);
- for (i = 0; i < 5; i++) {
- if (esw->ports[i].disable) {
- rt305x_mii_write(esw, i, MII_BMCR, BMCR_PDOWN);
- } else {
- rt305x_mii_write(esw, i, MII_BMCR,
- BMCR_FULLDPLX |
- BMCR_ANENABLE |
- BMCR_SPEED100);
- }
- /* TX10 waveform coefficient LSB=0 disable PHY */
- rt305x_mii_write(esw, i, 26, 0x1601);
- /* TX100/TX10 AD/DA current bias */
- rt305x_mii_write(esw, i, 29, 0x7016);
- /* TX100 slew rate control */
- rt305x_mii_write(esw, i, 30, 0x0038);
- }
-
- /* select global register */
- rt305x_mii_write(esw, 0, 31, 0x0);
- /* enlarge agcsel threshold 3 and threshold 2 */
- rt305x_mii_write(esw, 0, 1, 0x4a40);
- /* enlarge agcsel threshold 5 and threshold 4 */
- rt305x_mii_write(esw, 0, 2, 0x6254);
- /* enlarge agcsel threshold */
- rt305x_mii_write(esw, 0, 3, 0xa17f);
- rt305x_mii_write(esw, 0, 12, 0x7eaa);
- /* longer TP_IDL tail length */
- rt305x_mii_write(esw, 0, 14, 0x65);
- /* increased squelch pulse count threshold. */
- rt305x_mii_write(esw, 0, 16, 0x0684);
- /* set TX10 signal amplitude threshold to minimum */
- rt305x_mii_write(esw, 0, 17, 0x0fe0);
- /* set squelch amplitude to higher threshold */
- rt305x_mii_write(esw, 0, 18, 0x40ba);
- /* tune TP_IDL tail and head waveform, enable power
- * down slew rate control
- */
- rt305x_mii_write(esw, 0, 22, 0x253f);
- /* set PLL/Receive bias current are calibrated */
- rt305x_mii_write(esw, 0, 27, 0x2fda);
- /* change PLL/Receive bias current to internal(RT3350) */
- rt305x_mii_write(esw, 0, 28, 0xc410);
- /* change PLL bias current to internal(RT3052_MP3) */
- rt305x_mii_write(esw, 0, 29, 0x598b);
- /* select local register */
- rt305x_mii_write(esw, 0, 31, 0x8000);
- } else if (ralink_soc == RT305X_SOC_RT5350) {
- /* reset EPHY */
- fe_reset(RT5350_RESET_EPHY);
-
- /* set the led polarity */
- esw_w32(esw, esw->reg_led_polarity & 0x1F,
- RT5350_EWS_REG_LED_POLARITY);
-
- /* local registers */
- rt305x_mii_write(esw, 0, 31, 0x8000);
- for (i = 0; i < 5; i++) {
- if (esw->ports[i].disable) {
- rt305x_mii_write(esw, i, MII_BMCR, BMCR_PDOWN);
- } else {
- rt305x_mii_write(esw, i, MII_BMCR,
- BMCR_FULLDPLX |
- BMCR_ANENABLE |
- BMCR_SPEED100);
- }
- /* TX10 waveform coefficient LSB=0 disable PHY */
- rt305x_mii_write(esw, i, 26, 0x1601);
- /* TX100/TX10 AD/DA current bias */
- rt305x_mii_write(esw, i, 29, 0x7015);
- /* TX100 slew rate control */
- rt305x_mii_write(esw, i, 30, 0x0038);
- }
-
- /* global registers */
- rt305x_mii_write(esw, 0, 31, 0x0);
- /* enlarge agcsel threshold 3 and threshold 2 */
- rt305x_mii_write(esw, 0, 1, 0x4a40);
- /* enlarge agcsel threshold 5 and threshold 4 */
- rt305x_mii_write(esw, 0, 2, 0x6254);
- /* enlarge agcsel threshold 6 */
- rt305x_mii_write(esw, 0, 3, 0xa17f);
- rt305x_mii_write(esw, 0, 12, 0x7eaa);
- /* longer TP_IDL tail length */
- rt305x_mii_write(esw, 0, 14, 0x65);
- /* increased squelch pulse count threshold. */
- rt305x_mii_write(esw, 0, 16, 0x0684);
- /* set TX10 signal amplitude threshold to minimum */
- rt305x_mii_write(esw, 0, 17, 0x0fe0);
- /* set squelch amplitude to higher threshold */
- rt305x_mii_write(esw, 0, 18, 0x40ba);
- /* tune TP_IDL tail and head waveform, enable power
- * down slew rate control
- */
- rt305x_mii_write(esw, 0, 22, 0x253f);
- /* set PLL/Receive bias current are calibrated */
- rt305x_mii_write(esw, 0, 27, 0x2fda);
- /* change PLL/Receive bias current to internal(RT3350) */
- rt305x_mii_write(esw, 0, 28, 0xc410);
- /* change PLL bias current to internal(RT3052_MP3) */
- rt305x_mii_write(esw, 0, 29, 0x598b);
- /* select local register */
- rt305x_mii_write(esw, 0, 31, 0x8000);
- } else if (ralink_soc == MT762X_SOC_MT7628AN || ralink_soc == MT762X_SOC_MT7688) {
- int i;
-
- /* reset EPHY */
- fe_reset(RT5350_RESET_EPHY);
-
- /* set the led polarity */
- esw_w32(esw, esw->reg_led_polarity & 0x1F,
- RT5350_EWS_REG_LED_POLARITY);
-
- rt305x_mii_write(esw, 0, 31, 0x2000); /* change G2 page */
- rt305x_mii_write(esw, 0, 26, 0x0020);
-
- for (i = 0; i < 5; i++) {
- rt305x_mii_write(esw, i, 31, 0x8000);
- rt305x_mii_write(esw, i, 0, 0x3100);
- rt305x_mii_write(esw, i, 30, 0xa000);
- rt305x_mii_write(esw, i, 31, 0xa000);
- rt305x_mii_write(esw, i, 16, 0x0606);
- rt305x_mii_write(esw, i, 23, 0x0f0e);
- rt305x_mii_write(esw, i, 24, 0x1610);
- rt305x_mii_write(esw, i, 30, 0x1f15);
- rt305x_mii_write(esw, i, 28, 0x6111);
- rt305x_mii_write(esw, i, 31, 0x2000);
- rt305x_mii_write(esw, i, 26, 0x0000);
- }
-
- /* 100Base AOI setting */
- rt305x_mii_write(esw, 0, 31, 0x5000);
- rt305x_mii_write(esw, 0, 19, 0x004a);
- rt305x_mii_write(esw, 0, 20, 0x015a);
- rt305x_mii_write(esw, 0, 21, 0x00ee);
- rt305x_mii_write(esw, 0, 22, 0x0033);
- rt305x_mii_write(esw, 0, 23, 0x020a);
- rt305x_mii_write(esw, 0, 24, 0x0000);
- rt305x_mii_write(esw, 0, 25, 0x024a);
- rt305x_mii_write(esw, 0, 26, 0x035a);
- rt305x_mii_write(esw, 0, 27, 0x02ee);
- rt305x_mii_write(esw, 0, 28, 0x0233);
- rt305x_mii_write(esw, 0, 29, 0x000a);
- rt305x_mii_write(esw, 0, 30, 0x0000);
- } else {
- rt305x_mii_write(esw, 0, 31, 0x8000);
- for (i = 0; i < 5; i++) {
- if (esw->ports[i].disable) {
- rt305x_mii_write(esw, i, MII_BMCR, BMCR_PDOWN);
- } else {
- rt305x_mii_write(esw, i, MII_BMCR,
- BMCR_FULLDPLX |
- BMCR_ANENABLE |
- BMCR_SPEED100);
- }
- /* TX10 waveform coefficient */
- rt305x_mii_write(esw, i, 26, 0x1601);
- /* TX100/TX10 AD/DA current bias */
- rt305x_mii_write(esw, i, 29, 0x7058);
- /* TX100 slew rate control */
- rt305x_mii_write(esw, i, 30, 0x0018);
- }
-
- /* PHY IOT */
- /* select global register */
- rt305x_mii_write(esw, 0, 31, 0x0);
- /* tune TP_IDL tail and head waveform */
- rt305x_mii_write(esw, 0, 22, 0x052f);
- /* set TX10 signal amplitude threshold to minimum */
- rt305x_mii_write(esw, 0, 17, 0x0fe0);
- /* set squelch amplitude to higher threshold */
- rt305x_mii_write(esw, 0, 18, 0x40ba);
- /* longer TP_IDL tail length */
- rt305x_mii_write(esw, 0, 14, 0x65);
- /* select local register */
- rt305x_mii_write(esw, 0, 31, 0x8000);
- }
-
- if (esw->port_map)
- port_map = esw->port_map;
- else
- port_map = RT305X_ESW_PMAP_LLLLLL;
-
- /* Unused HW feature, but still nice to be consistent here...
- * This is also exported to userspace ('lan' attribute) so it's
- * conveniently usable to decide which ports go into the wan vlan by
- * default.
- */
- esw_rmw(esw, RT305X_ESW_REG_SGC2,
- RT305X_ESW_SGC2_LAN_PMAP_M << RT305X_ESW_SGC2_LAN_PMAP_S,
- port_map << RT305X_ESW_SGC2_LAN_PMAP_S);
-
- /* make the switch leds blink */
- for (i = 0; i < RT305X_ESW_NUM_LEDS; i++)
- esw->ports[i].led = 0x05;
-
- /* Apply the empty config. */
- esw_apply_config(&esw->swdev);
-
- /* Only unmask the port change interrupt */
- esw_w32(esw, ~RT305X_ESW_PORT_ST_CHG, RT305X_ESW_REG_IMR);
-}
-
-static irqreturn_t esw_interrupt(int irq, void *_esw)
-{
- struct rt305x_esw *esw = (struct rt305x_esw *)_esw;
- u32 status;
-
- status = esw_r32(esw, RT305X_ESW_REG_ISR);
- if (status & RT305X_ESW_PORT_ST_CHG) {
- u32 link = esw_r32(esw, RT305X_ESW_REG_POA);
-
- link >>= RT305X_ESW_POA_LINK_SHIFT;
- link &= RT305X_ESW_POA_LINK_MASK;
- dev_info(esw->dev, "link changed 0x%02X\n", link);
- }
- esw_w32(esw, status, RT305X_ESW_REG_ISR);
-
- return IRQ_HANDLED;
-}
-
-static int esw_apply_config(struct switch_dev *dev)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int i;
- u8 disable = 0;
- u8 doubletag = 0;
- u8 en_vlan = 0;
- u8 untag = 0;
-
- for (i = 0; i < RT305X_ESW_NUM_VLANS; i++) {
- u32 vid, vmsc;
- if (esw->global_vlan_enable) {
- vid = esw->vlans[i].vid;
- vmsc = esw->vlans[i].ports;
- } else {
- vid = RT305X_ESW_VLAN_NONE;
- vmsc = RT305X_ESW_PORTS_NONE;
- }
- esw_set_vlan_id(esw, i, vid);
- esw_set_vmsc(esw, i, vmsc);
- }
-
- for (i = 0; i < RT305X_ESW_NUM_PORTS; i++) {
- u32 pvid;
- disable |= esw->ports[i].disable << i;
- if (esw->global_vlan_enable) {
- doubletag |= esw->ports[i].doubletag << i;
- en_vlan |= 1 << i;
- untag |= esw->ports[i].untag << i;
- pvid = esw->ports[i].pvid;
- } else {
- int x = esw->alt_vlan_disable ? 0 : 1;
- doubletag |= x << i;
- en_vlan |= x << i;
- untag |= x << i;
- pvid = 0;
- }
- esw_set_pvid(esw, i, pvid);
- if (i < RT305X_ESW_NUM_LEDS)
- esw_w32(esw, esw->ports[i].led,
- RT305X_ESW_REG_P0LED + 4*i);
- }
-
- esw_set_gsc(esw);
- esw_set_port_disable(esw, disable);
- esw_rmw(esw, RT305X_ESW_REG_SGC2,
- (RT305X_ESW_SGC2_DOUBLE_TAG_M <<
- RT305X_ESW_SGC2_DOUBLE_TAG_S),
- doubletag << RT305X_ESW_SGC2_DOUBLE_TAG_S);
- esw_rmw(esw, RT305X_ESW_REG_PFC1,
- RT305X_ESW_PFC1_EN_VLAN_M << RT305X_ESW_PFC1_EN_VLAN_S,
- en_vlan << RT305X_ESW_PFC1_EN_VLAN_S);
- esw_rmw(esw, RT305X_ESW_REG_POC2,
- RT305X_ESW_POC2_UNTAG_EN_M << RT305X_ESW_POC2_UNTAG_EN_S,
- untag << RT305X_ESW_POC2_UNTAG_EN_S);
-
- if (!esw->global_vlan_enable) {
- /*
- * Still need to put all ports into vlan 0 or they'll be
- * isolated.
- * NOTE: vlan 0 is special, no vlan tag is prepended
- */
- esw_set_vlan_id(esw, 0, 0);
- esw_set_vmsc(esw, 0, RT305X_ESW_PORTS_ALL);
- }
-
- return 0;
-}
-
-static int esw_reset_switch(struct switch_dev *dev)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- esw->global_vlan_enable = 0;
- memset(esw->ports, 0, sizeof(esw->ports));
- memset(esw->vlans, 0, sizeof(esw->vlans));
- esw_hw_init(esw);
-
- return 0;
-}
-
-static int esw_get_vlan_enable(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- val->value.i = esw->global_vlan_enable;
-
- return 0;
-}
-
-static int esw_set_vlan_enable(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- esw->global_vlan_enable = val->value.i != 0;
-
- return 0;
-}
-
-static int esw_get_alt_vlan_disable(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- val->value.i = esw->alt_vlan_disable;
-
- return 0;
-}
-
-static int esw_set_alt_vlan_disable(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- esw->alt_vlan_disable = val->value.i != 0;
-
- return 0;
-}
-
-static int
-rt305x_esw_set_bc_status(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- esw->bc_storm_protect = val->value.i & RT305X_ESW_GSC_BC_STROM_MASK;
-
- return 0;
-}
-
-static int
-rt305x_esw_get_bc_status(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- val->value.i = esw->bc_storm_protect;
-
- return 0;
-}
-
-static int
-rt305x_esw_set_led_freq(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- esw->led_frequency = val->value.i & RT305X_ESW_GSC_LED_FREQ_MASK;
-
- return 0;
-}
-
-static int
-rt305x_esw_get_led_freq(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- val->value.i = esw->led_frequency;
-
- return 0;
-}
-
-static int esw_get_port_link(struct switch_dev *dev,
- int port,
- struct switch_port_link *link)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- u32 speed, poa;
-
- if (port < 0 || port >= RT305X_ESW_NUM_PORTS)
- return -EINVAL;
-
- poa = esw_r32(esw, RT305X_ESW_REG_POA) >> port;
-
- link->link = (poa >> RT305X_ESW_LINK_S) & 1;
- link->duplex = (poa >> RT305X_ESW_DUPLEX_S) & 1;
- if (port < RT305X_ESW_NUM_LEDS) {
- speed = (poa >> RT305X_ESW_SPD_S) & 1;
- } else {
- if (port == RT305X_ESW_NUM_PORTS - 1)
- poa >>= 1;
- speed = (poa >> RT305X_ESW_SPD_S) & 3;
- }
- switch (speed) {
- case 0:
- link->speed = SWITCH_PORT_SPEED_10;
- break;
- case 1:
- link->speed = SWITCH_PORT_SPEED_100;
- break;
- case 2:
- case 3: /* forced gige speed can be 2 or 3 */
- link->speed = SWITCH_PORT_SPEED_1000;
- break;
- default:
- link->speed = SWITCH_PORT_SPEED_UNKNOWN;
- break;
- }
-
- return 0;
-}
-
-static int esw_get_port_bool(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int idx = val->port_vlan;
- u32 x, reg, shift;
-
- if (idx < 0 || idx >= RT305X_ESW_NUM_PORTS)
- return -EINVAL;
-
- switch (attr->id) {
- case RT305X_ESW_ATTR_PORT_DISABLE:
- reg = RT305X_ESW_REG_POC0;
- shift = RT305X_ESW_POC0_DIS_PORT_S;
- break;
- case RT305X_ESW_ATTR_PORT_DOUBLETAG:
- reg = RT305X_ESW_REG_SGC2;
- shift = RT305X_ESW_SGC2_DOUBLE_TAG_S;
- break;
- case RT305X_ESW_ATTR_PORT_UNTAG:
- reg = RT305X_ESW_REG_POC2;
- shift = RT305X_ESW_POC2_UNTAG_EN_S;
- break;
- case RT305X_ESW_ATTR_PORT_LAN:
- reg = RT305X_ESW_REG_SGC2;
- shift = RT305X_ESW_SGC2_LAN_PMAP_S;
- if (idx >= RT305X_ESW_NUM_LANWAN)
- return -EINVAL;
- break;
- default:
- return -EINVAL;
- }
-
- x = esw_r32(esw, reg);
- val->value.i = (x >> (idx + shift)) & 1;
-
- return 0;
-}
-
-static int esw_set_port_bool(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int idx = val->port_vlan;
-
- if (idx < 0 || idx >= RT305X_ESW_NUM_PORTS ||
- val->value.i < 0 || val->value.i > 1)
- return -EINVAL;
-
- switch (attr->id) {
- case RT305X_ESW_ATTR_PORT_DISABLE:
- esw->ports[idx].disable = val->value.i;
- break;
- case RT305X_ESW_ATTR_PORT_DOUBLETAG:
- esw->ports[idx].doubletag = val->value.i;
- break;
- case RT305X_ESW_ATTR_PORT_UNTAG:
- esw->ports[idx].untag = val->value.i;
- break;
- default:
- return -EINVAL;
- }
-
- return 0;
-}
-
-static int esw_get_port_recv_badgood(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int idx = val->port_vlan;
- int shift = attr->id == RT305X_ESW_ATTR_PORT_RECV_GOOD ? 0 : 16;
- u32 reg;
-
- if (idx < 0 || idx >= RT305X_ESW_NUM_LANWAN)
- return -EINVAL;
- reg = esw_r32(esw, RT305X_ESW_REG_PXPC(idx));
- val->value.i = (reg >> shift) & 0xffff;
-
- return 0;
-}
-
-static int
-esw_get_port_tr_badgood(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- int idx = val->port_vlan;
- int shift = attr->id == RT5350_ESW_ATTR_PORT_TR_GOOD ? 0 : 16;
- u32 reg;
-
- if ((ralink_soc != RT305X_SOC_RT5350) && (ralink_soc != MT762X_SOC_MT7628AN) && (ralink_soc != MT762X_SOC_MT7688))
- return -EINVAL;
-
- if (idx < 0 || idx >= RT305X_ESW_NUM_LANWAN)
- return -EINVAL;
-
- reg = esw_r32(esw, RT5350_ESW_REG_PXTPC(idx));
- val->value.i = (reg >> shift) & 0xffff;
-
- return 0;
-}
-
-static int esw_get_port_led(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int idx = val->port_vlan;
-
- if (idx < 0 || idx >= RT305X_ESW_NUM_PORTS ||
- idx >= RT305X_ESW_NUM_LEDS)
- return -EINVAL;
-
- val->value.i = esw_r32(esw, RT305X_ESW_REG_P0LED + 4*idx);
-
- return 0;
-}
-
-static int esw_set_port_led(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int idx = val->port_vlan;
-
- if (idx < 0 || idx >= RT305X_ESW_NUM_LEDS)
- return -EINVAL;
-
- esw->ports[idx].led = val->value.i;
-
- return 0;
-}
-
-static int esw_get_port_pvid(struct switch_dev *dev, int port, int *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- if (port >= RT305X_ESW_NUM_PORTS)
- return -EINVAL;
-
- *val = esw_get_pvid(esw, port);
-
- return 0;
-}
-
-static int esw_set_port_pvid(struct switch_dev *dev, int port, int val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- if (port >= RT305X_ESW_NUM_PORTS)
- return -EINVAL;
-
- esw->ports[port].pvid = val;
-
- return 0;
-}
-
-static int esw_get_vlan_ports(struct switch_dev *dev, struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- u32 vmsc, poc2;
- int vlan_idx = -1;
- int i;
-
- val->len = 0;
-
- if (val->port_vlan < 0 || val->port_vlan >= RT305X_ESW_NUM_VIDS)
- return -EINVAL;
-
- /* valid vlan? */
- for (i = 0; i < RT305X_ESW_NUM_VLANS; i++) {
- if (esw_get_vlan_id(esw, i) == val->port_vlan &&
- esw_get_vmsc(esw, i) != RT305X_ESW_PORTS_NONE) {
- vlan_idx = i;
- break;
- }
- }
-
- if (vlan_idx == -1)
- return -EINVAL;
-
- vmsc = esw_get_vmsc(esw, vlan_idx);
- poc2 = esw_r32(esw, RT305X_ESW_REG_POC2);
-
- for (i = 0; i < RT305X_ESW_NUM_PORTS; i++) {
- struct switch_port *p;
- int port_mask = 1 << i;
-
- if (!(vmsc & port_mask))
- continue;
-
- p = &val->value.ports[val->len++];
- p->id = i;
- if (poc2 & (port_mask << RT305X_ESW_POC2_UNTAG_EN_S))
- p->flags = 0;
- else
- p->flags = 1 << SWITCH_PORT_FLAG_TAGGED;
- }
-
- return 0;
-}
-
-static int esw_set_vlan_ports(struct switch_dev *dev, struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int ports;
- int vlan_idx = -1;
- int i;
-
- if (val->port_vlan < 0 || val->port_vlan >= RT305X_ESW_NUM_VIDS ||
- val->len > RT305X_ESW_NUM_PORTS)
- return -EINVAL;
-
- /* one of the already defined vlans? */
- for (i = 0; i < RT305X_ESW_NUM_VLANS; i++) {
- if (esw->vlans[i].vid == val->port_vlan &&
- esw->vlans[i].ports != RT305X_ESW_PORTS_NONE) {
- vlan_idx = i;
- break;
- }
- }
-
- /* select a free slot */
- for (i = 0; vlan_idx == -1 && i < RT305X_ESW_NUM_VLANS; i++) {
- if (esw->vlans[i].ports == RT305X_ESW_PORTS_NONE)
- vlan_idx = i;
- }
-
- /* bail if all slots are in use */
- if (vlan_idx == -1)
- return -EINVAL;
-
- ports = RT305X_ESW_PORTS_NONE;
- for (i = 0; i < val->len; i++) {
- struct switch_port *p = &val->value.ports[i];
- int port_mask = 1 << p->id;
- bool untagged = !(p->flags & (1 << SWITCH_PORT_FLAG_TAGGED));
-
- if (p->id >= RT305X_ESW_NUM_PORTS)
- return -EINVAL;
-
- ports |= port_mask;
- esw->ports[p->id].untag = untagged;
- }
- esw->vlans[vlan_idx].ports = ports;
- if (ports == RT305X_ESW_PORTS_NONE)
- esw->vlans[vlan_idx].vid = RT305X_ESW_VLAN_NONE;
- else
- esw->vlans[vlan_idx].vid = val->port_vlan;
-
- return 0;
-}
-
-static const struct switch_attr esw_global[] = {
- {
- .type = SWITCH_TYPE_INT,
- .name = "enable_vlan",
- .description = "VLAN mode (1:enabled)",
- .max = 1,
- .id = RT305X_ESW_ATTR_ENABLE_VLAN,
- .get = esw_get_vlan_enable,
- .set = esw_set_vlan_enable,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "alternate_vlan_disable",
- .description = "Use en_vlan instead of doubletag to disable"
- " VLAN mode",
- .max = 1,
- .id = RT305X_ESW_ATTR_ALT_VLAN_DISABLE,
- .get = esw_get_alt_vlan_disable,
- .set = esw_set_alt_vlan_disable,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "bc_storm_protect",
- .description = "Global broadcast storm protection (0:Disable, 1:64 blocks, 2:96 blocks, 3:128 blocks)",
- .max = 3,
- .id = RT305X_ESW_ATTR_BC_STATUS,
- .get = rt305x_esw_get_bc_status,
- .set = rt305x_esw_set_bc_status,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "led_frequency",
- .description = "LED Flash frequency (0:30mS, 1:60mS, 2:240mS, 3:480mS)",
- .max = 3,
- .id = RT305X_ESW_ATTR_LED_FREQ,
- .get = rt305x_esw_get_led_freq,
- .set = rt305x_esw_set_led_freq,
- }
-};
-
-static const struct switch_attr esw_port[] = {
- {
- .type = SWITCH_TYPE_INT,
- .name = "disable",
- .description = "Port state (1:disabled)",
- .max = 1,
- .id = RT305X_ESW_ATTR_PORT_DISABLE,
- .get = esw_get_port_bool,
- .set = esw_set_port_bool,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "doubletag",
- .description = "Double tagging for incoming vlan packets "
- "(1:enabled)",
- .max = 1,
- .id = RT305X_ESW_ATTR_PORT_DOUBLETAG,
- .get = esw_get_port_bool,
- .set = esw_set_port_bool,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "untag",
- .description = "Untag (1:strip outgoing vlan tag)",
- .max = 1,
- .id = RT305X_ESW_ATTR_PORT_UNTAG,
- .get = esw_get_port_bool,
- .set = esw_set_port_bool,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "led",
- .description = "LED mode (0:link, 1:100m, 2:duplex, 3:activity,"
- " 4:collision, 5:linkact, 6:duplcoll, 7:10mact,"
- " 8:100mact, 10:blink, 11:off, 12:on)",
- .max = 15,
- .id = RT305X_ESW_ATTR_PORT_LED,
- .get = esw_get_port_led,
- .set = esw_set_port_led,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "lan",
- .description = "HW port group (0:wan, 1:lan)",
- .max = 1,
- .id = RT305X_ESW_ATTR_PORT_LAN,
- .get = esw_get_port_bool,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "recv_bad",
- .description = "Receive bad packet counter",
- .id = RT305X_ESW_ATTR_PORT_RECV_BAD,
- .get = esw_get_port_recv_badgood,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "recv_good",
- .description = "Receive good packet counter",
- .id = RT305X_ESW_ATTR_PORT_RECV_GOOD,
- .get = esw_get_port_recv_badgood,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "tr_bad",
-
- .description = "Transmit bad packet counter. rt5350 only",
- .id = RT5350_ESW_ATTR_PORT_TR_BAD,
- .get = esw_get_port_tr_badgood,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "tr_good",
-
- .description = "Transmit good packet counter. rt5350 only",
- .id = RT5350_ESW_ATTR_PORT_TR_GOOD,
- .get = esw_get_port_tr_badgood,
- },
-};
-
-static const struct switch_attr esw_vlan[] = {
-};
-
-static const struct switch_dev_ops esw_ops = {
- .attr_global = {
- .attr = esw_global,
- .n_attr = ARRAY_SIZE(esw_global),
- },
- .attr_port = {
- .attr = esw_port,
- .n_attr = ARRAY_SIZE(esw_port),
- },
- .attr_vlan = {
- .attr = esw_vlan,
- .n_attr = ARRAY_SIZE(esw_vlan),
- },
- .get_vlan_ports = esw_get_vlan_ports,
- .set_vlan_ports = esw_set_vlan_ports,
- .get_port_pvid = esw_get_port_pvid,
- .set_port_pvid = esw_set_port_pvid,
- .get_port_link = esw_get_port_link,
- .apply_config = esw_apply_config,
- .reset_switch = esw_reset_switch,
-};
-
-static int esw_probe(struct platform_device *pdev)
-{
- struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- struct device_node *np = pdev->dev.of_node;
- const __be32 *port_map, *port_disable, *reg_init;
- struct switch_dev *swdev;
- struct rt305x_esw *esw;
- int ret;
-
- esw = devm_kzalloc(&pdev->dev, sizeof(*esw), GFP_KERNEL);
- if (!esw)
- return -ENOMEM;
-
- esw->dev = &pdev->dev;
- esw->irq = irq_of_parse_and_map(np, 0);
- esw->base = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(esw->base))
- return PTR_ERR(esw->base);
-
- port_map = of_get_property(np, "mediatek,portmap", NULL);
- if (port_map)
- esw->port_map = be32_to_cpu(*port_map);
-
- port_disable = of_get_property(np, "mediatek,portdisable", NULL);
- if (port_disable)
- esw->port_disable = be32_to_cpu(*port_disable);
-
- reg_init = of_get_property(np, "ralink,fct2", NULL);
- if (reg_init)
- esw->reg_initval_fct2 = be32_to_cpu(*reg_init);
-
- reg_init = of_get_property(np, "ralink,fpa2", NULL);
- if (reg_init)
- esw->reg_initval_fpa2 = be32_to_cpu(*reg_init);
-
- reg_init = of_get_property(np, "mediatek,led_polarity", NULL);
- if (reg_init)
- esw->reg_led_polarity = be32_to_cpu(*reg_init);
-
- swdev = &esw->swdev;
- swdev->of_node = pdev->dev.of_node;
- swdev->name = "rt305x-esw";
- swdev->alias = "rt305x";
- swdev->cpu_port = RT305X_ESW_PORT6;
- swdev->ports = RT305X_ESW_NUM_PORTS;
- swdev->vlans = RT305X_ESW_NUM_VIDS;
- swdev->ops = &esw_ops;
-
- ret = register_switch(swdev, NULL);
- if (ret < 0) {
- dev_err(&pdev->dev, "register_switch failed\n");
- return ret;
- }
-
- platform_set_drvdata(pdev, esw);
-
- spin_lock_init(&esw->reg_rw_lock);
-
- esw_hw_init(esw);
-
- reg_init = of_get_property(np, "ralink,rgmii", NULL);
- if (reg_init && be32_to_cpu(*reg_init) == 1) {
- /*
- * External switch connected to RGMII interface.
- * Unregister the switch device after initialization.
- */
- dev_err(&pdev->dev, "RGMII mode, not exporting switch device.\n");
- unregister_switch(&esw->swdev);
- platform_set_drvdata(pdev, NULL);
- return -ENODEV;
- }
-
- ret = devm_request_irq(&pdev->dev, esw->irq, esw_interrupt, 0, "esw",
- esw);
-
- if (!ret) {
- esw_w32(esw, RT305X_ESW_PORT_ST_CHG, RT305X_ESW_REG_ISR);
- esw_w32(esw, ~RT305X_ESW_PORT_ST_CHG, RT305X_ESW_REG_IMR);
- }
-
- return ret;
-}
-
-static int esw_remove(struct platform_device *pdev)
-{
- struct rt305x_esw *esw = platform_get_drvdata(pdev);
-
- if (esw) {
- esw_w32(esw, ~0, RT305X_ESW_REG_IMR);
- platform_set_drvdata(pdev, NULL);
- }
-
- return 0;
-}
-
-static const struct of_device_id ralink_esw_match[] = {
- { .compatible = "ralink,rt3050-esw" },
- {},
-};
-MODULE_DEVICE_TABLE(of, ralink_esw_match);
-
-static struct platform_driver esw_driver = {
- .probe = esw_probe,
- .remove = esw_remove,
- .driver = {
- .name = "rt3050-esw",
- .owner = THIS_MODULE,
- .of_match_table = ralink_esw_match,
- },
-};
-
-module_platform_driver(esw_driver);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("John Crispin <blogic@openwrt.org>");
-MODULE_DESCRIPTION("Switch driver for RT305X SoC");
-MODULE_VERSION(MTK_FE_DRV_VERSION);
projects / openwrt / staging / mkresin.git / blobdiff