diff options
Diffstat (limited to 'drivers/net/sh_eth.h')
| -rw-r--r-- | drivers/net/sh_eth.h | 34 |
1 files changed, 29 insertions, 5 deletions
diff --git a/drivers/net/sh_eth.h b/drivers/net/sh_eth.h index 9ad800e4273..8aa71098cb3 100644 --- a/drivers/net/sh_eth.h +++ b/drivers/net/sh_eth.h @@ -31,6 +31,11 @@ #define ADDR_TO_P2(addr) (addr) #endif /* defined(CONFIG_SH) */ +/* base padding size is 16 */ +#ifndef CONFIG_SH_ETHER_ALIGNE_SIZE +#define CONFIG_SH_ETHER_ALIGNE_SIZE 16 +#endif + /* Number of supported ports */ #define MAX_PORT_NUM 2 @@ -45,15 +50,16 @@ /* The size of the tx descriptor is determined by how much padding is used. 4, 20, or 52 bytes of padding can be used */ -#define TX_DESC_PADDING 4 -#define TX_DESC_SIZE (12 + TX_DESC_PADDING) +#define TX_DESC_PADDING (CONFIG_SH_ETHER_ALIGNE_SIZE - 12) +/* same as CONFIG_SH_ETHER_ALIGNE_SIZE */ +#define TX_DESC_SIZE (12 + TX_DESC_PADDING) /* Tx descriptor. We always use 3 bytes of padding */ struct tx_desc_s { volatile u32 td0; u32 td1; u32 td2; /* Buffer start */ - u32 padding; + u8 padding[TX_DESC_PADDING]; /* aligned cache line size */ }; /* There is no limitation in the number of rx descriptors */ @@ -61,15 +67,18 @@ struct tx_desc_s { /* The size of the rx descriptor is determined by how much padding is used. 4, 20, or 52 bytes of padding can be used */ -#define RX_DESC_PADDING 4 +#define RX_DESC_PADDING (CONFIG_SH_ETHER_ALIGNE_SIZE - 12) +/* same as CONFIG_SH_ETHER_ALIGNE_SIZE */ #define RX_DESC_SIZE (12 + RX_DESC_PADDING) +/* aligned cache line size */ +#define RX_BUF_ALIGNE_SIZE (CONFIG_SH_ETHER_ALIGNE_SIZE > 32 ? 64 : 32) /* Rx descriptor. We always use 4 bytes of padding */ struct rx_desc_s { volatile u32 rd0; volatile u32 rd1; u32 rd2; /* Buffer start */ - u32 padding; + u8 padding[TX_DESC_PADDING]; /* aligned cache line size */ }; struct sh_eth_info { @@ -157,6 +166,7 @@ enum { TLFRCR, CERCR, CEECR, + RMIIMR, /* R8A7790 */ MAFCR, RTRATE, CSMR, @@ -263,6 +273,7 @@ static const u16 sh_eth_offset_fast_sh4[SH_ETH_MAX_REGISTER_OFFSET] = { [RMCR] = 0x0058, [TFUCR] = 0x0064, [RFOCR] = 0x0068, + [RMIIMR] = 0x006C, [FCFTR] = 0x0070, [RPADIR] = 0x0078, [TRIMD] = 0x007c, @@ -290,6 +301,9 @@ static const u16 sh_eth_offset_fast_sh4[SH_ETH_MAX_REGISTER_OFFSET] = { #elif defined(CONFIG_R8A7740) #define SH_ETH_TYPE_GETHER #define BASE_IO_ADDR 0xE9A00000 +#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) +#define SH_ETH_TYPE_ETHER +#define BASE_IO_ADDR 0xEE700200 #endif /* @@ -320,6 +334,14 @@ enum DMAC_M_BIT { #endif }; +#if CONFIG_SH_ETHER_ALIGNE_SIZE == 64 +# define EMDR_DESC EDMR_DL1 +#elif CONFIG_SH_ETHER_ALIGNE_SIZE == 32 +# define EMDR_DESC EDMR_DL0 +#elif CONFIG_SH_ETHER_ALIGNE_SIZE == 16 /* Default */ +# define EMDR_DESC 0 +#endif + /* RFLR */ #define RFLR_RFL_MIN 0x05EE /* Recv Frame length 1518 byte */ @@ -485,6 +507,8 @@ enum FELIC_MODE_BIT { ECMR_PRM = 0x00000001, #ifdef CONFIG_CPU_SH7724 ECMR_RTM = 0x00000010, +#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) + ECMR_RTM = 0x00000004, #endif }; |