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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2014 Broadcom Corporation.
*/
#ifndef _BCM_SF2_ETH_GMAC_H_
#define _BCM_SF2_ETH_GMAC_H_
#define BCM_SF2_ETH_MAC_NAME "gmac"
#ifndef ETHHW_PORT_INT
#define ETHHW_PORT_INT 8
#endif
#define GMAC0_REG_BASE 0x18042000
#define GMAC0_DEV_CTRL_ADDR GMAC0_REG_BASE
#define GMAC0_INT_STATUS_ADDR (GMAC0_REG_BASE + 0x020)
#define GMAC0_INTR_RECV_LAZY_ADDR (GMAC0_REG_BASE + 0x100)
#define GMAC0_PHY_CTRL_ADDR (GMAC0_REG_BASE + 0x188)
#define GMAC_DMA_PTR_OFFSET 0x04
#define GMAC_DMA_ADDR_LOW_OFFSET 0x08
#define GMAC_DMA_ADDR_HIGH_OFFSET 0x0c
#define GMAC_DMA_STATUS0_OFFSET 0x10
#define GMAC_DMA_STATUS1_OFFSET 0x14
#define GMAC0_DMA_TX_CTRL_ADDR (GMAC0_REG_BASE + 0x200)
#define GMAC0_DMA_TX_PTR_ADDR \
(GMAC0_DMA_TX_CTRL_ADDR + GMAC_DMA_PTR_OFFSET)
#define GMAC0_DMA_TX_ADDR_LOW_ADDR \
(GMAC0_DMA_TX_CTRL_ADDR + GMAC_DMA_ADDR_LOW_OFFSET)
#define GMAC0_DMA_TX_ADDR_HIGH_ADDR \
(GMAC0_DMA_TX_CTRL_ADDR + GMAC_DMA_ADDR_HIGH_OFFSET)
#define GMAC0_DMA_TX_STATUS0_ADDR \
(GMAC0_DMA_TX_CTRL_ADDR + GMAC_DMA_STATUS0_OFFSET)
#define GMAC0_DMA_TX_STATUS1_ADDR \
(GMAC0_DMA_TX_CTRL_ADDR + GMAC_DMA_STATUS1_OFFSET)
#define GMAC0_DMA_RX_CTRL_ADDR (GMAC0_REG_BASE + 0x220)
#define GMAC0_DMA_RX_PTR_ADDR \
(GMAC0_DMA_RX_CTRL_ADDR + GMAC_DMA_PTR_OFFSET)
#define GMAC0_DMA_RX_ADDR_LOW_ADDR \
(GMAC0_DMA_RX_CTRL_ADDR + GMAC_DMA_ADDR_LOW_OFFSET)
#define GMAC0_DMA_RX_ADDR_HIGH_ADDR \
(GMAC0_DMA_RX_CTRL_ADDR + GMAC_DMA_ADDR_HIGH_OFFSET)
#define GMAC0_DMA_RX_STATUS0_ADDR \
(GMAC0_DMA_RX_CTRL_ADDR + GMAC_DMA_STATUS0_OFFSET)
#define GMAC0_DMA_RX_STATUS1_ADDR \
(GMAC0_DMA_RX_CTRL_ADDR + GMAC_DMA_STATUS1_OFFSET)
#define UNIMAC0_CMD_CFG_ADDR (GMAC0_REG_BASE + 0x808)
#define UNIMAC0_MAC_MSB_ADDR (GMAC0_REG_BASE + 0x80c)
#define UNIMAC0_MAC_LSB_ADDR (GMAC0_REG_BASE + 0x810)
#define UNIMAC0_FRM_LENGTH_ADDR (GMAC0_REG_BASE + 0x814)
#define GMAC0_IRL_FRAMECOUNT_SHIFT 24
/* transmit channel control */
/* transmit enable */
#define D64_XC_XE 0x00000001
/* transmit suspend request */
#define D64_XC_SE 0x00000002
/* parity check disable */
#define D64_XC_PD 0x00000800
/* BurstLen bits */
#define D64_XC_BL_MASK 0x001C0000
#define D64_XC_BL_SHIFT 18
/* transmit descriptor table pointer */
/* last valid descriptor */
#define D64_XP_LD_MASK 0x00001fff
/* transmit channel status */
/* transmit state */
#define D64_XS0_XS_MASK 0xf0000000
#define D64_XS0_XS_SHIFT 28
#define D64_XS0_XS_DISABLED 0x00000000
#define D64_XS0_XS_ACTIVE 0x10000000
#define D64_XS0_XS_IDLE 0x20000000
#define D64_XS0_XS_STOPPED 0x30000000
#define D64_XS0_XS_SUSP 0x40000000
/* receive channel control */
/* receive enable */
#define D64_RC_RE 0x00000001
/* address extension bits */
#define D64_RC_AE 0x00030000
/* overflow continue */
#define D64_RC_OC 0x00000400
/* parity check disable */
#define D64_RC_PD 0x00000800
/* receive frame offset */
#define D64_RC_RO_MASK 0x000000fe
#define D64_RC_RO_SHIFT 1
/* BurstLen bits */
#define D64_RC_BL_MASK 0x001C0000
#define D64_RC_BL_SHIFT 18
/* flags for dma controller */
/* partity enable */
#define DMA_CTRL_PEN (1 << 0)
/* rx overflow continue */
#define DMA_CTRL_ROC (1 << 1)
/* receive descriptor table pointer */
/* last valid descriptor */
#define D64_RP_LD_MASK 0x00001fff
/* receive channel status */
/* current descriptor pointer */
#define D64_RS0_CD_MASK 0x00001fff
/* receive state */
#define D64_RS0_RS_MASK 0xf0000000
#define D64_RS0_RS_SHIFT 28
#define D64_RS0_RS_DISABLED 0x00000000
#define D64_RS0_RS_ACTIVE 0x10000000
#define D64_RS0_RS_IDLE 0x20000000
#define D64_RS0_RS_STOPPED 0x30000000
#define D64_RS0_RS_SUSP 0x40000000
/* descriptor control flags 1 */
/* core specific flags */
#define D64_CTRL_COREFLAGS 0x0ff00000
/* end of descriptor table */
#define D64_CTRL1_EOT ((uint32_t)1 << 28)
/* interrupt on completion */
#define D64_CTRL1_IOC ((uint32_t)1 << 29)
/* end of frame */
#define D64_CTRL1_EOF ((uint32_t)1 << 30)
/* start of frame */
#define D64_CTRL1_SOF ((uint32_t)1 << 31)
/* descriptor control flags 2 */
/* buffer byte count. real data len must <= 16KB */
#define D64_CTRL2_BC_MASK 0x00007fff
/* address extension bits */
#define D64_CTRL2_AE 0x00030000
#define D64_CTRL2_AE_SHIFT 16
/* parity bit */
#define D64_CTRL2_PARITY 0x00040000
/* control flags in the range [27:20] are core-specific and not defined here */
#define D64_CTRL_CORE_MASK 0x0ff00000
#define DC_MROR 0x00000010
#define PC_MTE 0x00800000
/* command config */
#define CC_TE 0x00000001
#define CC_RE 0x00000002
#define CC_ES_MASK 0x0000000c
#define CC_ES_SHIFT 2
#define CC_PROM 0x00000010
#define CC_PAD_EN 0x00000020
#define CC_CF 0x00000040
#define CC_PF 0x00000080
#define CC_RPI 0x00000100
#define CC_TAI 0x00000200
#define CC_HD 0x00000400
#define CC_HD_SHIFT 10
#define CC_SR 0x00002000
#define CC_ML 0x00008000
#define CC_AE 0x00400000
#define CC_CFE 0x00800000
#define CC_NLC 0x01000000
#define CC_RL 0x02000000
#define CC_RED 0x04000000
#define CC_PE 0x08000000
#define CC_TPI 0x10000000
#define CC_AT 0x20000000
#define I_PDEE 0x00000400
#define I_PDE 0x00000800
#define I_DE 0x00001000
#define I_RDU 0x00002000
#define I_RFO 0x00004000
#define I_XFU 0x00008000
#define I_RI 0x00010000
#define I_XI0 0x01000000
#define I_XI1 0x02000000
#define I_XI2 0x04000000
#define I_XI3 0x08000000
#define I_ERRORS (I_PDEE | I_PDE | I_DE | I_RDU | I_RFO | I_XFU)
#define DEF_INTMASK (I_XI0 | I_XI1 | I_XI2 | I_XI3 | I_RI | I_ERRORS)
#define I_INTMASK 0x0f01fcff
#define CHIP_DRU_BASE 0x0301d000
#define CRMU_CHIP_IO_PAD_CONTROL_ADDR (CHIP_DRU_BASE + 0x0bc)
#define SWITCH_GLOBAL_CONFIG_ADDR (CHIP_DRU_BASE + 0x194)
#define CDRU_IOMUX_FORCE_PAD_IN_SHIFT 0
#define CDRU_SWITCH_BYPASS_SWITCH_SHIFT 13
#define AMAC0_IDM_RESET_ADDR 0x18110800
#define AMAC0_IO_CTRL_DIRECT_ADDR 0x18110408
#define AMAC0_IO_CTRL_CLK_250_SEL_SHIFT 6
#define AMAC0_IO_CTRL_GMII_MODE_SHIFT 5
#define AMAC0_IO_CTRL_DEST_SYNC_MODE_EN_SHIFT 3
#define CHIPA_CHIP_ID_ADDR 0x18000000
#define CHIPID (readl(CHIPA_CHIP_ID_ADDR) & 0xFFFF)
#define CHIPREV (((readl(CHIPA_CHIP_ID_ADDR) >> 16) & 0xF)
#define CHIPSKU (((readl(CHIPA_CHIP_ID_ADDR) >> 20) & 0xF)
#define GMAC_MII_CTRL_ADDR 0x18002000
#define GMAC_MII_CTRL_BYP_SHIFT 10
#define GMAC_MII_CTRL_EXT_SHIFT 9
#define GMAC_MII_DATA_ADDR 0x18002004
#define GMAC_MII_DATA_READ_CMD 0x60020000
#define GMAC_MII_DATA_WRITE_CMD 0x50020000
#define GMAC_MII_BUSY_SHIFT 8
#define GMAC_MII_PHY_ADDR_SHIFT 23
#define GMAC_MII_PHY_REG_SHIFT 18
#define GMAC_RESET_DELAY 2
#define HWRXOFF 30
#define MAXNAMEL 8
#define NUMTXQ 4
int gmac_add(struct eth_device *dev);
#endif /* _BCM_SF2_ETH_GMAC_H_ */