BCM6338, BCM6348, BCM6358 and BCM6368 basically use the same SPI controller though the internal registers are shuffled, which still allows a common driver to drive that IP block. Signed-off-by: Florian Fainelli <florian@xxxxxxxxxxx> --- arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h | 120 +++++++++++++++++++++ 1 files changed, 120 insertions(+), 0 deletions(-) diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h index 94d4faa..5dc026a 100644 --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h @@ -973,4 +973,124 @@ #define M2M_SRCID_REG(x) ((x) * 0x40 + 0x14) #define M2M_DSTID_REG(x) ((x) * 0x40 + 0x18) +/************************************************************************* + * _REG relative to RSET_SPI + *************************************************************************/ + +/* BCM 6338 SPI core */ +#define SPI_6338_CMD 0x00 /* 16-bits register */ +#define SPI_6338_INT_STATUS 0x02 +#define SPI_6338_INT_MASK_ST 0x03 +#define SPI_6338_INT_MASK 0x04 +#define SPI_6338_ST 0x05 +#define SPI_6338_CLK_CFG 0x06 +#define SPI_6338_FILL_BYTE 0x07 +#define SPI_6338_MSG_TAIL 0x09 +#define SPI_6338_RX_TAIL 0x0b +#define SPI_6338_MSG_CTL 0x40 +#define SPI_6338_MSG_DATA 0x41 +#define SPI_6338_MSG_DATA_SIZE 0x3f +#define SPI_6338_RX_DATA 0x80 +#define SPI_6338_RX_DATA_SIZE 0x3f + +/* BCM 6348 SPI core */ +#define SPI_6348_CMD 0x00 /* 16-bits register */ +#define SPI_6348_INT_STATUS 0x02 +#define SPI_6348_INT_MASK_ST 0x03 +#define SPI_6348_INT_MASK 0x04 +#define SPI_6348_ST 0x05 +#define SPI_6348_CLK_CFG 0x06 +#define SPI_6348_FILL_BYTE 0x07 +#define SPI_6348_MSG_TAIL 0x09 +#define SPI_6348_RX_TAIL 0x0b +#define SPI_6348_MSG_CTL 0x40 +#define SPI_6348_MSG_DATA 0x41 +#define SPI_6348_MSG_DATA_SIZE 0x3f +#define SPI_6348_RX_DATA 0x80 +#define SPI_6348_RX_DATA_SIZE 0x3f + +/* BCM 6358 SPI core */ +#define SPI_6358_MSG_CTL 0x00 /* 16-bits register */ +#define SPI_6358_MSG_DATA 0x02 +#define SPI_6358_MSG_DATA_SIZE 0x21e +#define SPI_6358_RX_DATA 0x400 +#define SPI_6358_RX_DATA_SIZE 0x220 +#define SPI_6358_CMD 0x700 /* 16-bits register */ +#define SPI_6358_INT_STATUS 0x702 +#define SPI_6358_INT_MASK_ST 0x703 +#define SPI_6358_INT_MASK 0x704 +#define SPI_6358_ST 0x705 +#define SPI_6358_CLK_CFG 0x706 +#define SPI_6358_FILL_BYTE 0x707 +#define SPI_6358_MSG_TAIL 0x709 +#define SPI_6358_RX_TAIL 0x70B + +/* BCM 6358 SPI core */ +#define SPI_6368_MSG_CTL 0x00 /* 16-bits register */ +#define SPI_6368_MSG_DATA 0x02 +#define SPI_6368_MSG_DATA_SIZE 0x21e +#define SPI_6368_RX_DATA 0x400 +#define SPI_6368_RX_DATA_SIZE 0x220 +#define SPI_6368_CMD 0x700 /* 16-bits register */ +#define SPI_6368_INT_STATUS 0x702 +#define SPI_6368_INT_MASK_ST 0x703 +#define SPI_6368_INT_MASK 0x704 +#define SPI_6368_ST 0x705 +#define SPI_6368_CLK_CFG 0x706 +#define SPI_6368_FILL_BYTE 0x707 +#define SPI_6368_MSG_TAIL 0x709 +#define SPI_6368_RX_TAIL 0x70B + +/* Shared SPI definitions */ + +/* Message configuration */ +#define SPI_FD_RW 0x00 +#define SPI_HD_W 0x01 +#define SPI_HD_R 0x02 +#define SPI_BYTE_CNT_SHIFT 0 +#define SPI_MSG_TYPE_SHIFT 14 + +/* Command */ +#define SPI_CMD_NOOP 0x00 +#define SPI_CMD_SOFT_RESET 0x01 +#define SPI_CMD_HARD_RESET 0x02 +#define SPI_CMD_START_IMMEDIATE 0x03 +#define SPI_CMD_COMMAND_SHIFT 0 +#define SPI_CMD_COMMAND_MASK 0x000f +#define SPI_CMD_DEVICE_ID_SHIFT 4 +#define SPI_CMD_PREPEND_BYTE_CNT_SHIFT 8 +#define SPI_CMD_ONE_BYTE_SHIFT 11 +#define SPI_CMD_ONE_WIRE_SHIFT 12 +#define SPI_DEV_ID_0 0 +#define SPI_DEV_ID_1 1 +#define SPI_DEV_ID_2 2 +#define SPI_DEV_ID_3 3 + +/* Interrupt mask */ +#define SPI_INTR_CMD_DONE 0x01 +#define SPI_INTR_RX_OVERFLOW 0x02 +#define SPI_INTR_TX_UNDERFLOW 0x04 +#define SPI_INTR_TX_OVERFLOW 0x08 +#define SPI_INTR_RX_UNDERFLOW 0x10 +#define SPI_INTR_CLEAR_ALL 0x1f + +/* Status */ +#define SPI_RX_EMPTY 0x02 +#define SPI_CMD_BUSY 0x04 +#define SPI_SERIAL_BUSY 0x08 + +/* Clock configuration */ +#define SPI_CLK_20MHZ 0x00 +#define SPI_CLK_0_391MHZ 0x01 +#define SPI_CLK_0_781MHZ 0x02 /* default */ +#define SPI_CLK_1_563MHZ 0x03 +#define SPI_CLK_3_125MHZ 0x04 +#define SPI_CLK_6_250MHZ 0x05 +#define SPI_CLK_12_50MHZ 0x06 +#define SPI_CLK_25MHZ 0x07 +#define SPI_CLK_MASK 0x07 +#define SPI_SSOFFTIME_MASK 0x38 +#define SPI_SSOFFTIME_SHIFT 3 +#define SPI_BYTE_SWAP 0x80 + #endif /* BCM63XX_REGS_H_ */ -- 1.7.5.4
