/*
+ * $Id$
+ *
* ADM5120 ethernet switch definitions
*
* This header file defines the hardware registers of the ADM5120 SoC
* Boston, MA 02110-1301, USA.
*/
-#ifndef _ADM5120_SWITCH_H
-#define _ADM5120_SWITCH_H
+#ifndef _ADM5120_SWITCH_H_
+#define _ADM5120_SWITCH_H_
+#define BIT(at) (1 << (at))
#define BITMASK(len) ((1 << (len))-1)
-#define ONEBIT(at) (1 << (at))
+
+#define SW_READ_REG(r) __raw_readl( \
+ (void __iomem *)KSEG1ADDR(ADM5120_SWITCH_BASE) + SWITCH_REG_ ## r)
+#define SW_WRITE_REG(r, v) __raw_writel((v), \
+ (void __iomem *)KSEG1ADDR(ADM5120_SWITCH_BASE) + SWITCH_REG_ ## r)
/* Switch register offsets */
#define SWITCH_REG_CODE 0x0000
-#define SWITCH_REG_SOFT_RESET 0x0004
-#define SWITCH_REG_MEMCTRL 0x001C
-#define SWITCH_REG_CPUP_CONF 0x0024
-#define SWITCH_REG_PORT_CONF0 0x0028
-#define SWITCH_REG_PORT_CONF1 0x002C
-#define SWITCH_REG_PORT_CONF2 0x0030
-#define SWITCH_REG_VLAN_G1 0x0040
-#define SWITCH_REG_VLAN_G2 0x0044
-#define SWITCH_REG_SEND_TRIG 0x0048
-#define SWITCH_REG_MAC_WT0 0x0058
-#define SWITCH_REG_MAC_WT1 0x005C
-#define SWITCH_REG_PHY_CNTL0 0x0068
-#define SWITCH_REG_PHY_CNTL1 0x006C
-#define SWITCH_REG_PHY_CNTL2 0x007C
-#define SWITCH_REG_PHY_CNTL3 0x0080
-#define SWITCH_REG_PRI_CNTL 0x0084
-#define SWITCH_REG_INT_STATUS 0x00B0
-#define SWITCH_REG_INT_MASK 0x00B4
-#define SWITCH_REG_GPIO_CONF0 0x00B8
-#define SWITCH_REG_GPIO_CONF2 0x00BC
-#define SWITCH_REG_WDOG0 0x00C0
-#define SWITCH_REG_WDOG1 0x00C4
-#define SWITCH_REG_PHY_CNTL4 0x00A0
-
-#define SWITCH_REG_SEND_HBADDR 0x00D0
-#define SWITCH_REG_SEND_LBADDR 0x00D4
-#define SWITCH_REG_RECV_HBADDR 0x00D8
-#define SWITCH_REG_RECV_LBADDR 0x00DC
-
-#define SWITCH_REG_TIMER_INT 0x00F0
-#define SWITCH_REG_TIMER 0x00F4
+#define SWITCH_REG_SOFT_RESET 0x0004 /* Soft Reset */
+#define SWITCH_REG_BOOT_DONE 0x0008 /* Boot Done */
+#define SWITCH_REG_SW_RESET 0x000C /* Switch Reset */
+#define SWITCH_REG_PHY_STATUS 0x0014 /* PHY Status */
+#define SWITCH_REG_MEMCTRL 0x001C /* Memory Control */
+#define SWITCH_REG_CPUP_CONF 0x0024 /* CPU Port Configuration */
+#define SWITCH_REG_PORT_CONF0 0x0028 /* Port Configuration 0 */
+#define SWITCH_REG_PORT_CONF1 0x002C /* Port Configuration 1 */
+#define SWITCH_REG_PORT_CONF2 0x0030 /* Port Configuration 2 */
+#define SWITCH_REG_VLAN_G1 0x0040 /* VLAN group 1 */
+#define SWITCH_REG_VLAN_G2 0x0044 /* VLAN group 2 */
+#define SWITCH_REG_SEND_TRIG 0x0048 /* Send Trigger */
+#define SWITCH_REG_MAC_WT0 0x0058 /* MAC Write Address 0 */
+#define SWITCH_REG_MAC_WT1 0x005C /* MAC Write Address 1 */
+#define SWITCH_REG_BW_CNTL0 0x0060 /* Bandwidth Control 0 */
+#define SWITCH_REG_BW_CNTL1 0x0064 /* Bandwidth Control 1 */
+#define SWITCH_REG_PHY_CNTL0 0x0068 /* PHY Control 0 */
+#define SWITCH_REG_PHY_CNTL1 0x006C /* PHY Control 1 */
+#define SWITCH_REG_PORT_TH 0x0078 /* Port Threshold */
+#define SWITCH_REG_PHY_CNTL2 0x007C /* PHY Control 2 */
+#define SWITCH_REG_PHY_CNTL3 0x0080 /* PHY Control 3 */
+#define SWITCH_REG_PRI_CNTL 0x0084 /* Priority Control */
+#define SWITCH_REG_PHY_CNTL4 0x00A0 /* PHY Control 4 */
+#define SWITCH_REG_EMPTY_CNT 0x00A4 /* Empty Count */
+#define SWITCH_REG_PORT_CNTLS 0x00A8 /* Port Control Select */
+#define SWITCH_REG_PORT_CNTL 0x00AC /* Port Control */
+#define SWITCH_REG_INT_STATUS 0x00B0 /* Interrupt Status */
+#define SWITCH_REG_INT_MASK 0x00B4 /* Interrupt Mask */
+#define SWITCH_REG_GPIO_CONF0 0x00B8 /* GPIO Configuration 0 */
+#define SWITCH_REG_GPIO_CONF2 0x00BC /* GPIO Configuration 1 */
+#define SWITCH_REG_WDOG0 0x00C0 /* Watchdog 0 */
+#define SWITCH_REG_WDOG1 0x00C4 /* Watchdog 1 */
+
+#define SWITCH_REG_SHDA 0x00D0 /* Send High Descriptors Address */
+#define SWITCH_REG_SLDA 0x00D4 /* Send Low Descriptors Address */
+#define SWITCH_REG_RHDA 0x00D8 /* Receive High Descriptor Address */
+#define SWITCH_REG_RLDA 0x00DC /* Receive Low Descriptor Address */
+#define SWITCH_REG_SHWA 0x00E0 /* Send High Working Address */
+#define SWITCH_REG_SLWA 0x00E4 /* Send Low Working Address */
+#define SWITCH_REG_RHWA 0x00E8 /* Receive High Working Address */
+#define SWITCH_REG_RLWA 0x00EC /* Receive Low Working Address */
+
+#define SWITCH_REG_TIMER_INT 0x00F0 /* Timer */
+#define SWITCH_REG_TIMER 0x00F4 /* Timer Interrupt */
#define SWITCH_REG_PORT0_LED 0x0100
#define SWITCH_REG_PORT1_LED 0x0104
#define CODE_CLKS_200 1 /* 200 MHz */
#define CODE_CLKS_225 2 /* 225 MHz */
#define CODE_CLKS_250 3 /* 250 MHz */
-#define CODE_NAB ONEBIT(24) /* NAND boot */
+#define CODE_NAB BIT(24) /* NAND boot */
#define CODE_PK_MASK BITMASK(1) /* Package type */
#define CODE_PK_SHIFT 29
#define CODE_PK_BGA 0 /* BGA package */
#define MEMCTRL_SDRS_16M 0x03
#define MEMCTRL_SDRS_64M 0x04
#define MEMCTRL_SDRS_128M 0x05
-#define MEMCTRL_SDR1_ENABLE ONEBIT(5) /* enable SDRAM bank 1 */
+#define MEMCTRL_SDR1_ENABLE BIT(5) /* enable SDRAM bank 1 */
#define MEMCTRL_SRS0_SHIFT 8 /* shift for SRAM0 size */
#define MEMCTRL_SRS1_SHIFT 16 /* shift for SRAM1 size */
#define MEMCTRL_SRS_2M 0x03 /* 2MB */
#define MEMCTRL_SRS_4M 0x04 /* 4MB */
+/* Port bits used in various registers */
+#define SWITCH_PORT_PHY0 BIT(0)
+#define SWITCH_PORT_PHY1 BIT(1)
+#define SWITCH_PORT_PHY2 BIT(2)
+#define SWITCH_PORT_PHY3 BIT(3)
+#define SWITCH_PORT_PHY4 BIT(4)
+#define SWITCH_PORT_MII BIT(5)
+#define SWITCH_PORT_CPU BIT(6)
+
+/* Port bit shorthands */
+#define SWITCH_PORTS_PHY 0x1F /* phy ports */
+#define SWITCH_PORTS_NOCPU 0x3F /* physical ports */
+#define SWITCH_PORTS_ALL 0x7F /* all ports */
+
+/* CPUP_CONF register bits */
+#define CPUP_CONF_DCPUP BIT(0) /* Disable CPU port */
+#define CPUP_CONF_CRCP BIT(1) /* CRC padding from CPU */
+#define CPUP_CONF_BTM BIT(2) /* Bridge Testing Mode */
+
+/* PORT_CONF0 register bits */
+#define PORT_CONF0_DP_SHIFT 0 /* Disable Port */
+#define PORT_CONF0_EMCP_SHIFT 8 /* Enable All MC Packets */
+#define PORT_CONF0_BP_SHIFT 16 /* Enable Back Pressure */
+
+/* PORT_CONF1 register bits */
+#define PORT_CONF1_DISL_SHIFT 0 /* Disable Learning */
+#define PORT_CONF1_BS_SHIFT 6 /* Blocking State */
+#define PORT_CONF1_BM_SHIFT 12 /* Blocking Mode */
+
+/* SEND_TRIG register bits */
+#define SEND_TRIG_STL BIT(0) /* Send Trigger Low */
+#define SEND_TRIG_STH BIT(1) /* Send Trigger High */
+
+/* BW_CNTL0/BW_CNTL1 register bits */
+#define BW_CNTL_DISABLE 0x00
+#define BW_CNTL_64K 0x01
+#define BW_CNTL_128K 0x02
+#define BW_CNTL_256K 0x03
+#define BW_CNTL_512K 0x04
+#define BW_CNTL_1M 0x05
+#define BW_CNTL_4M 0x06
+#define BW_CNTL_10M 0x07
+
+#define P4TBC_SHIFT 0
+#define P4RBC_SHIFT 4
+#define P5TBC_SHIFT 8
+#define P5RBC_SHIFT 12
+
+/* PHY_CNTL0 register bits */
+#define PHY_CNTL0_PHYA_MASK BITMASK(5)
+#define PHY_CNTL0_PHYR_MASK BITMASK(5)
+#define PHY_CNTL0_PHYR_SHIFT 8
+#define PHY_CNTL0_WC BIT(13) /* Write Command */
+#define PHY_CNTL0_RC BIT(14) /* Read Command */
+#define PHY_CNTL0_WTD_MASK BIT(16) /* Read Command */
+#define PHY_CNTL0_WTD_SHIFT 16
+
+/* PHY_CNTL1 register bits */
+#define PHY_CNTL1_WOD BIT(0) /* Write Operation Done */
+#define PHY_CNTL1_ROD BIT(1) /* Read Operation Done */
+#define PHY_CNTL1_RD_MASK BITMASK(16)
+#define PHY_CNTL1_RD_SHIFT 16
+
+/* PHY_CNTL2 register bits */
+#define PHY_CNTL2_ANE_SHIFT 0 /* Auto Negotiation Enable */
+#define PHY_CNTL2_SC_SHIFT 5 /* Speed Control */
+#define PHY_CNTL2_DC_SHIFT 10 /* Duplex Control */
+#define PHY_CNTL2_FNCV_SHIFT 15 /* Recommended FC Value */
+#define PHY_CNTL2_PHYR_SHIFT 20 /* PHY reset */
+#define PHY_CNTL2_AMDIX_SHIFT 25 /* Auto MDIX enable */
+/* PHY_CNTL2_RMAE is bad in datasheet */
+#define PHY_CNTL2_RMAE BIT(31) /* Recommended MCC Average enable */
+
+/* PORT_TH register bits */
+#define PORT_TH_PPT_MASK BITMASK(8) /* Per Port Threshold */
+#define PORT_TH_CPUT_SHIFT 8 /* CPU Port Buffer Threshold */
+#define PORT_TH_CPUT_MASK BITMASK(8)
+#define PORT_TH_CPUHT_SHIFT 16 /* CPU Hold Threshold */
+#define PORT_TH_CPUHT_MASK BITMASK(8)
+#define PORT_TH_CPURT_SHIFT 24 /* CPU Release Threshold */
+#define PORT_TH_CPURT_MASK BITMASK(8)
+
+/* EMPTY_CNT register bits */
+#define EMPTY_CNT_EBGB_MASK BITMASK(9) /* Empty Blocks in the Global Buffer */
+
/* GPIO_CONF0 register bits */
#define GPIO_CONF0_MASK BITMASK(8)
#define GPIO_CONF0_IM_SHIFT 0
#define GPIO_CONF0_OE_MASK (0xFF << GPIO_CONF0_OE_SHIFT)
#define GPIO_CONF0_OV_MASK (0xFF << GPIO_CONF0_OV_SHIFT)
+/* INT_STATUS/INT_MASK register bits */
+#define SWITCH_INT_SHD BIT(0) /* Send High Done */
+#define SWITCH_INT_SLD BIT(1) /* Send Low Done */
+#define SWITCH_INT_RHD BIT(2) /* Receive High Done */
+#define SWITCH_INT_RLD BIT(3) /* Receive Low Done */
+#define SWITCH_INT_HDF BIT(4) /* High Descriptor Full */
+#define SWITCH_INT_LDF BIT(5) /* Low Descriptor Full */
+#define SWITCH_INT_P0QF BIT(6) /* Port0 Queue Full */
+#define SWITCH_INT_P1QF BIT(7) /* Port1 Queue Full */
+#define SWITCH_INT_P2QF BIT(8) /* Port2 Queue Full */
+#define SWITCH_INT_P3QF BIT(9) /* Port3 Queue Full */
+#define SWITCH_INT_P4QF BIT(10) /* Port4 Queue Full */
+#define SWITCH_INT_P5QF BIT(11) /* Port5 Queue Full */
+#define SWITCH_INT_CPQF BIT(13) /* CPU Queue Full */
+#define SWITCH_INT_GQF BIT(14) /* Global Queue Full */
+#define SWITCH_INT_MD BIT(15) /* Must Drop */
+#define SWITCH_INT_BCS BIT(16) /* BC Storm */
+#define SWITCH_INT_PSC BIT(18) /* Port Status Change */
+#define SWITCH_INT_ID BIT(19) /* Intruder Detected */
+#define SWITCH_INT_W0TE BIT(20) /* Watchdog 0 Timer Expired */
+#define SWITCH_INT_W1TE BIT(21) /* Watchdog 1 Timer Expired */
+#define SWITCH_INT_RDE BIT(22) /* Receive Descriptor Error */
+#define SWITCH_INT_SDE BIT(23) /* Send Descriptor Error */
+#define SWITCH_INT_CPUH BIT(24) /* CPU Hold */
+
/* TIMER_INT register bits */
-#define TIMER_INT_TOS ONEBIT(1) /* time-out status */
-#define TIMER_INT_TOM ONEBIT(16) /* mask time-out interrupt */
+#define TIMER_INT_TOS BIT(0) /* time-out status */
+#define TIMER_INT_TOM BIT(16) /* mask time-out interrupt */
/* TIMER register bits */
#define TIMER_PERIOD_MASK BITMASK(16) /* mask for timer period */
#define TIMER_PERIOD_DEFAULT 0xFFFF /* default timer period */
-#define TIMER_TE ONEBIT(16) /* timer enable bit */
+#define TIMER_TE BIT(16) /* timer enable bit */
/* PORTx_LED register bits */
#define LED_MODE_MASK BITMASK(4)
#define LED1_IV_SHIFT 13 /* LED1 input value shift */
#define LED2_IV_SHIFT 14 /* LED2 input value shift */
-#endif /* _ADM5120_SWITCH_H */
+#endif /* _ADM5120_SWITCH_H_ */
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