diff options
Diffstat (limited to 'drivers/net/mtk_eth.h')
| -rw-r--r-- | drivers/net/mtk_eth.h | 101 |
1 files changed, 99 insertions, 2 deletions
diff --git a/drivers/net/mtk_eth.h b/drivers/net/mtk_eth.h index 057ecfaabf..1382ccbeb2 100644 --- a/drivers/net/mtk_eth.h +++ b/drivers/net/mtk_eth.h @@ -9,9 +9,38 @@ #ifndef _MTK_ETH_H_ #define _MTK_ETH_H_ -/* Frame Engine Register Bases */ #include <linux/bitops.h> -#define PDMA_BASE 0x0800 +#include <linux/bitfield.h> + +enum mkt_eth_capabilities { + MTK_TRGMII_BIT, + MTK_TRGMII_MT7621_CLK_BIT, + MTK_NETSYS_V2_BIT, + + /* PATH BITS */ + MTK_ETH_PATH_GMAC1_TRGMII_BIT, +}; + +#define MTK_TRGMII BIT(MTK_TRGMII_BIT) +#define MTK_TRGMII_MT7621_CLK BIT(MTK_TRGMII_MT7621_CLK_BIT) +#define MTK_NETSYS_V2 BIT(MTK_NETSYS_V2_BIT) + +/* Supported path present on SoCs */ +#define MTK_ETH_PATH_GMAC1_TRGMII BIT(MTK_ETH_PATH_GMAC1_TRGMII_BIT) + +#define MTK_GMAC1_TRGMII (MTK_ETH_PATH_GMAC1_TRGMII | MTK_TRGMII) + +#define MTK_HAS_CAPS(caps, _x) (((caps) & (_x)) == (_x)) + +#define MT7621_CAPS (MTK_GMAC1_TRGMII | MTK_TRGMII_MT7621_CLK) + +#define MT7623_CAPS (MTK_GMAC1_TRGMII) + +#define MT7986_CAPS (MTK_NETSYS_V2) + +/* Frame Engine Register Bases */ +#define PDMA_V1_BASE 0x0800 +#define PDMA_V2_BASE 0x6000 #define GDMA1_BASE 0x0500 #define GDMA2_BASE 0x1500 #define GMAC_BASE 0x10000 @@ -45,11 +74,16 @@ #define SGMSYS_QPHY_PWR_STATE_CTRL 0xe8 #define SGMII_PHYA_PWD BIT(4) +#define SGMSYS_QPHY_WRAP_CTRL 0xec +#define SGMII_PN_SWAP_TX_RX 0x03 + #define SGMSYS_GEN2_SPEED 0x2028 #define SGMSYS_GEN2_SPEED_V2 0x128 #define SGMSYS_SPEED_2500 BIT(2) /* Frame Engine Registers */ +#define FE_GLO_MISC_REG 0x124 +#define PDMA_VER_V2 BIT(4) /* PDMA */ #define TX_BASE_PTR_REG(n) (0x000 + (n) * 0x10) @@ -412,4 +446,67 @@ #define PHY_POWER_SAVING_M 0x300 #define PHY_POWER_SAVING_TX 0x0 +/* PDMA descriptors */ +struct mtk_rx_dma { + unsigned int rxd1; + unsigned int rxd2; + unsigned int rxd3; + unsigned int rxd4; +} __packed __aligned(4); + +struct mtk_rx_dma_v2 { + unsigned int rxd1; + unsigned int rxd2; + unsigned int rxd3; + unsigned int rxd4; + unsigned int rxd5; + unsigned int rxd6; + unsigned int rxd7; + unsigned int rxd8; +} __packed __aligned(4); + +struct mtk_tx_dma { + unsigned int txd1; + unsigned int txd2; + unsigned int txd3; + unsigned int txd4; +} __packed __aligned(4); + +struct mtk_tx_dma_v2 { + unsigned int txd1; + unsigned int txd2; + unsigned int txd3; + unsigned int txd4; + unsigned int txd5; + unsigned int txd6; + unsigned int txd7; + unsigned int txd8; +} __packed __aligned(4); + +/* PDMA TXD fields */ +#define PDMA_TXD2_DDONE BIT(31) +#define PDMA_TXD2_LS0 BIT(30) +#define PDMA_V1_TXD2_SDL0_M GENMASK(29, 16) +#define PDMA_V1_TXD2_SDL0_SET(_v) FIELD_PREP(PDMA_V1_TXD2_SDL0_M, (_v)) +#define PDMA_V2_TXD2_SDL0_M GENMASK(23, 8) +#define PDMA_V2_TXD2_SDL0_SET(_v) FIELD_PREP(PDMA_V2_TXD2_SDL0_M, (_v)) + +#define PDMA_V1_TXD4_FPORT_M GENMASK(27, 25) +#define PDMA_V1_TXD4_FPORT_SET(_v) FIELD_PREP(PDMA_V1_TXD4_FPORT_M, (_v)) +#define PDMA_V2_TXD4_FPORT_M GENMASK(27, 24) +#define PDMA_V2_TXD4_FPORT_SET(_v) FIELD_PREP(PDMA_V2_TXD4_FPORT_M, (_v)) + +#define PDMA_V2_TXD5_FPORT_M GENMASK(19, 16) +#define PDMA_V2_TXD5_FPORT_SET(_v) FIELD_PREP(PDMA_V2_TXD5_FPORT_M, (_v)) + +/* PDMA RXD fields */ +#define PDMA_RXD2_DDONE BIT(31) +#define PDMA_RXD2_LS0 BIT(30) +#define PDMA_V1_RXD2_PLEN0_M GENMASK(29, 16) +#define PDMA_V1_RXD2_PLEN0_GET(_v) FIELD_GET(PDMA_V1_RXD2_PLEN0_M, (_v)) +#define PDMA_V1_RXD2_PLEN0_SET(_v) FIELD_PREP(PDMA_V1_RXD2_PLEN0_M, (_v)) +#define PDMA_V2_RXD2_PLEN0_M GENMASK(23, 8) +#define PDMA_V2_RXD2_PLEN0_GET(_v) FIELD_GET(PDMA_V2_RXD2_PLEN0_M, (_v)) +#define PDMA_V2_RXD2_PLEN0_SET(_v) FIELD_PREP(PDMA_V2_RXD2_PLEN0_M, (_v)) + #endif /* _MTK_ETH_H_ */ |