mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-25 04:23:46 +00:00
23f17164d9
This patch adds ethernet support for Mediatek ARM-based SoCs, including a minimum setup of the integrated switch. Cc: Joe Hershberger <joe.hershberger@ni.com> Signed-off-by: Mark Lee <Mark-MC.Lee@mediatek.com> Signed-off-by: Weijie Gao <weijie.gao@mediatek.com> Tested-By: "Frank Wunderlich" <frank-w@public-files.de>
286 lines
7.1 KiB
C
286 lines
7.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Copyright (C) 2018 MediaTek Inc.
|
|
*
|
|
* Author: Weijie Gao <weijie.gao@mediatek.com>
|
|
* Author: Mark Lee <mark-mc.lee@mediatek.com>
|
|
*/
|
|
|
|
#ifndef _MTK_ETH_H_
|
|
#define _MTK_ETH_H_
|
|
|
|
/* Frame Engine Register Bases */
|
|
#define PDMA_BASE 0x0800
|
|
#define GDMA1_BASE 0x0500
|
|
#define GDMA2_BASE 0x1500
|
|
#define GMAC_BASE 0x10000
|
|
|
|
/* Ethernet subsystem registers */
|
|
|
|
#define ETHSYS_SYSCFG0_REG 0x14
|
|
#define SYSCFG0_GE_MODE_S(n) (12 + ((n) * 2))
|
|
#define SYSCFG0_GE_MODE_M 0x3
|
|
|
|
#define ETHSYS_CLKCFG0_REG 0x2c
|
|
#define ETHSYS_TRGMII_CLK_SEL362_5 BIT(11)
|
|
|
|
/* SYSCFG0_GE_MODE: GE Modes */
|
|
#define GE_MODE_RGMII 0
|
|
#define GE_MODE_MII 1
|
|
#define GE_MODE_MII_PHY 2
|
|
#define GE_MODE_RMII 3
|
|
|
|
/* Frame Engine Registers */
|
|
|
|
/* PDMA */
|
|
#define TX_BASE_PTR_REG(n) (0x000 + (n) * 0x10)
|
|
#define TX_MAX_CNT_REG(n) (0x004 + (n) * 0x10)
|
|
#define TX_CTX_IDX_REG(n) (0x008 + (n) * 0x10)
|
|
#define TX_DTX_IDX_REG(n) (0x00c + (n) * 0x10)
|
|
|
|
#define RX_BASE_PTR_REG(n) (0x100 + (n) * 0x10)
|
|
#define RX_MAX_CNT_REG(n) (0x104 + (n) * 0x10)
|
|
#define RX_CRX_IDX_REG(n) (0x108 + (n) * 0x10)
|
|
#define RX_DRX_IDX_REG(n) (0x10c + (n) * 0x10)
|
|
|
|
#define PDMA_GLO_CFG_REG 0x204
|
|
#define TX_WB_DDONE BIT(6)
|
|
#define RX_DMA_BUSY BIT(3)
|
|
#define RX_DMA_EN BIT(2)
|
|
#define TX_DMA_BUSY BIT(1)
|
|
#define TX_DMA_EN BIT(0)
|
|
|
|
#define PDMA_RST_IDX_REG 0x208
|
|
#define RST_DRX_IDX0 BIT(16)
|
|
#define RST_DTX_IDX0 BIT(0)
|
|
|
|
/* GDMA */
|
|
#define GDMA_IG_CTRL_REG 0x000
|
|
#define GDM_ICS_EN BIT(22)
|
|
#define GDM_TCS_EN BIT(21)
|
|
#define GDM_UCS_EN BIT(20)
|
|
#define STRP_CRC BIT(16)
|
|
#define MYMAC_DP_S 12
|
|
#define MYMAC_DP_M 0xf000
|
|
#define BC_DP_S 8
|
|
#define BC_DP_M 0xf00
|
|
#define MC_DP_S 4
|
|
#define MC_DP_M 0xf0
|
|
#define UN_DP_S 0
|
|
#define UN_DP_M 0x0f
|
|
|
|
#define GDMA_MAC_LSB_REG 0x008
|
|
|
|
#define GDMA_MAC_MSB_REG 0x00c
|
|
|
|
/* MYMAC_DP/BC_DP/MC_DP/UN_DP: Destination ports */
|
|
#define DP_PDMA 0
|
|
#define DP_GDMA1 1
|
|
#define DP_GDMA2 2
|
|
#define DP_PPE 4
|
|
#define DP_QDMA 5
|
|
#define DP_DISCARD 7
|
|
|
|
/* GMAC Registers */
|
|
|
|
#define GMAC_PIAC_REG 0x0004
|
|
#define PHY_ACS_ST BIT(31)
|
|
#define MDIO_REG_ADDR_S 25
|
|
#define MDIO_REG_ADDR_M 0x3e000000
|
|
#define MDIO_PHY_ADDR_S 20
|
|
#define MDIO_PHY_ADDR_M 0x1f00000
|
|
#define MDIO_CMD_S 18
|
|
#define MDIO_CMD_M 0xc0000
|
|
#define MDIO_ST_S 16
|
|
#define MDIO_ST_M 0x30000
|
|
#define MDIO_RW_DATA_S 0
|
|
#define MDIO_RW_DATA_M 0xffff
|
|
|
|
/* MDIO_CMD: MDIO commands */
|
|
#define MDIO_CMD_ADDR 0
|
|
#define MDIO_CMD_WRITE 1
|
|
#define MDIO_CMD_READ 2
|
|
#define MDIO_CMD_READ_C45 3
|
|
|
|
/* MDIO_ST: MDIO start field */
|
|
#define MDIO_ST_C45 0
|
|
#define MDIO_ST_C22 1
|
|
|
|
#define GMAC_PORT_MCR(p) (0x0100 + (p) * 0x100)
|
|
#define MAC_RX_PKT_LEN_S 24
|
|
#define MAC_RX_PKT_LEN_M 0x3000000
|
|
#define IPG_CFG_S 18
|
|
#define IPG_CFG_M 0xc0000
|
|
#define MAC_MODE BIT(16)
|
|
#define FORCE_MODE BIT(15)
|
|
#define MAC_TX_EN BIT(14)
|
|
#define MAC_RX_EN BIT(13)
|
|
#define BKOFF_EN BIT(9)
|
|
#define BACKPR_EN BIT(8)
|
|
#define FORCE_RX_FC BIT(5)
|
|
#define FORCE_TX_FC BIT(4)
|
|
#define FORCE_SPD_S 2
|
|
#define FORCE_SPD_M 0x0c
|
|
#define FORCE_DPX BIT(1)
|
|
#define FORCE_LINK BIT(0)
|
|
|
|
/* MAC_RX_PKT_LEN: Max RX packet length */
|
|
#define MAC_RX_PKT_LEN_1518 0
|
|
#define MAC_RX_PKT_LEN_1536 1
|
|
#define MAC_RX_PKT_LEN_1552 2
|
|
#define MAC_RX_PKT_LEN_JUMBO 3
|
|
|
|
/* FORCE_SPD: Forced link speed */
|
|
#define SPEED_10M 0
|
|
#define SPEED_100M 1
|
|
#define SPEED_1000M 2
|
|
|
|
#define GMAC_TRGMII_RCK_CTRL 0x300
|
|
#define RX_RST BIT(31)
|
|
#define RXC_DQSISEL BIT(30)
|
|
|
|
#define GMAC_TRGMII_TD_ODT(n) (0x354 + (n) * 8)
|
|
#define TD_DM_DRVN_S 4
|
|
#define TD_DM_DRVN_M 0xf0
|
|
#define TD_DM_DRVP_S 0
|
|
#define TD_DM_DRVP_M 0x0f
|
|
|
|
/* MT7530 Registers */
|
|
|
|
#define PCR_REG(p) (0x2004 + (p) * 0x100)
|
|
#define PORT_MATRIX_S 16
|
|
#define PORT_MATRIX_M 0xff0000
|
|
|
|
#define PVC_REG(p) (0x2010 + (p) * 0x100)
|
|
#define STAG_VPID_S 16
|
|
#define STAG_VPID_M 0xffff0000
|
|
#define VLAN_ATTR_S 6
|
|
#define VLAN_ATTR_M 0xc0
|
|
|
|
/* VLAN_ATTR: VLAN attributes */
|
|
#define VLAN_ATTR_USER 0
|
|
#define VLAN_ATTR_STACK 1
|
|
#define VLAN_ATTR_TRANSLATION 2
|
|
#define VLAN_ATTR_TRANSPARENT 3
|
|
|
|
#define PCMR_REG(p) (0x3000 + (p) * 0x100)
|
|
/* XXX: all fields are defined under GMAC_PORT_MCR */
|
|
|
|
#define SYS_CTRL_REG 0x7000
|
|
#define SW_PHY_RST BIT(2)
|
|
#define SW_SYS_RST BIT(1)
|
|
#define SW_REG_RST BIT(0)
|
|
|
|
#define NUM_TRGMII_CTRL 5
|
|
|
|
#define HWTRAP_REG 0x7800
|
|
#define MHWTRAP_REG 0x7804
|
|
#define CHG_TRAP BIT(16)
|
|
#define LOOPDET_DIS BIT(14)
|
|
#define P5_INTF_SEL_S 13
|
|
#define P5_INTF_SEL_M 0x2000
|
|
#define SMI_ADDR_S 11
|
|
#define SMI_ADDR_M 0x1800
|
|
#define XTAL_FSEL_S 9
|
|
#define XTAL_FSEL_M 0x600
|
|
#define P6_INTF_DIS BIT(8)
|
|
#define P5_INTF_MODE_S 7
|
|
#define P5_INTF_MODE_M 0x80
|
|
#define P5_INTF_DIS BIT(6)
|
|
#define C_MDIO_BPS BIT(5)
|
|
#define CHIP_MODE_S 0
|
|
#define CHIP_MODE_M 0x0f
|
|
|
|
/* P5_INTF_SEL: Interface type of Port5 */
|
|
#define P5_INTF_SEL_GPHY 0
|
|
#define P5_INTF_SEL_GMAC5 1
|
|
|
|
/* P5_INTF_MODE: Interface mode of Port5 */
|
|
#define P5_INTF_MODE_GMII_MII 0
|
|
#define P5_INTF_MODE_RGMII 1
|
|
|
|
#define MT7530_P6ECR 0x7830
|
|
#define P6_INTF_MODE_M 0x3
|
|
#define P6_INTF_MODE_S 0
|
|
|
|
/* P6_INTF_MODE: Interface mode of Port6 */
|
|
#define P6_INTF_MODE_RGMII 0
|
|
#define P6_INTF_MODE_TRGMII 1
|
|
|
|
#define MT7530_TRGMII_RD(n) (0x7a10 + (n) * 8)
|
|
#define RD_TAP_S 0
|
|
#define RD_TAP_M 0x7f
|
|
|
|
#define MT7530_TRGMII_TD_ODT(n) (0x7a54 + (n) * 8)
|
|
/* XXX: all fields are defined under GMAC_TRGMII_TD_ODT */
|
|
|
|
/* MT7530 GPHY MDIO Indirect Access Registers */
|
|
|
|
#define MII_MMD_ACC_CTL_REG 0x0d
|
|
#define MMD_CMD_S 14
|
|
#define MMD_CMD_M 0xc000
|
|
#define MMD_DEVAD_S 0
|
|
#define MMD_DEVAD_M 0x1f
|
|
|
|
/* MMD_CMD: MMD commands */
|
|
#define MMD_ADDR 0
|
|
#define MMD_DATA 1
|
|
#define MMD_DATA_RW_POST_INC 2
|
|
#define MMD_DATA_W_POST_INC 3
|
|
|
|
#define MII_MMD_ADDR_DATA_REG 0x0e
|
|
|
|
/* MT7530 GPHY MDIO MMD Registers */
|
|
|
|
#define CORE_PLL_GROUP2 0x401
|
|
#define RG_SYSPLL_EN_NORMAL BIT(15)
|
|
#define RG_SYSPLL_VODEN BIT(14)
|
|
#define RG_SYSPLL_POSDIV_S 5
|
|
#define RG_SYSPLL_POSDIV_M 0x60
|
|
|
|
#define CORE_PLL_GROUP4 0x403
|
|
#define RG_SYSPLL_DDSFBK_EN BIT(12)
|
|
#define RG_SYSPLL_BIAS_EN BIT(11)
|
|
#define RG_SYSPLL_BIAS_LPF_EN BIT(10)
|
|
|
|
#define CORE_PLL_GROUP5 0x404
|
|
#define RG_LCDDS_PCW_NCPO1_S 0
|
|
#define RG_LCDDS_PCW_NCPO1_M 0xffff
|
|
|
|
#define CORE_PLL_GROUP6 0x405
|
|
#define RG_LCDDS_PCW_NCPO0_S 0
|
|
#define RG_LCDDS_PCW_NCPO0_M 0xffff
|
|
|
|
#define CORE_PLL_GROUP7 0x406
|
|
#define RG_LCDDS_PWDB BIT(15)
|
|
#define RG_LCDDS_ISO_EN BIT(13)
|
|
#define RG_LCCDS_C_S 4
|
|
#define RG_LCCDS_C_M 0x70
|
|
#define RG_LCDDS_PCW_NCPO_CHG BIT(3)
|
|
|
|
#define CORE_PLL_GROUP10 0x409
|
|
#define RG_LCDDS_SSC_DELTA_S 0
|
|
#define RG_LCDDS_SSC_DELTA_M 0xfff
|
|
|
|
#define CORE_PLL_GROUP11 0x40a
|
|
#define RG_LCDDS_SSC_DELTA1_S 0
|
|
#define RG_LCDDS_SSC_DELTA1_M 0xfff
|
|
|
|
#define CORE_GSWPLL_GRP1 0x40d
|
|
#define RG_GSWPLL_POSDIV_200M_S 12
|
|
#define RG_GSWPLL_POSDIV_200M_M 0x3000
|
|
#define RG_GSWPLL_EN_PRE BIT(11)
|
|
#define RG_GSWPLL_FBKDIV_200M_S 0
|
|
#define RG_GSWPLL_FBKDIV_200M_M 0xff
|
|
|
|
#define CORE_GSWPLL_GRP2 0x40e
|
|
#define RG_GSWPLL_POSDIV_500M_S 8
|
|
#define RG_GSWPLL_POSDIV_500M_M 0x300
|
|
#define RG_GSWPLL_FBKDIV_500M_S 0
|
|
#define RG_GSWPLL_FBKDIV_500M_M 0xff
|
|
|
|
#define CORE_TRGMII_GSW_CLK_CG 0x410
|
|
#define REG_GSWCK_EN BIT(0)
|
|
#define REG_TRGMIICK_EN BIT(1)
|
|
|
|
#endif /* _MTK_ETH_H_ */
|