X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=drivers%2Fspi%2Fspi-mt65xx.c;h=0a3b9f7eed30f1edf0dfc8868b453698908061c3;hb=babf0bb978e3c9fce6c4eba6b744c8754fd43d8e;hp=b1472556c5b077dcfb177050aae4e544af47a65a;hpb=3c5cd2e23fe4c840b437496e131e1f74afaebbbd;p=linux-2.6-microblaze.git diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c index b1472556c5b0..0a3b9f7eed30 100644 --- a/drivers/spi/spi-mt65xx.c +++ b/drivers/spi/spi-mt65xx.c @@ -20,95 +20,95 @@ #include #include -#define SPI_CFG0_REG 0x0000 -#define SPI_CFG1_REG 0x0004 -#define SPI_TX_SRC_REG 0x0008 -#define SPI_RX_DST_REG 0x000c -#define SPI_TX_DATA_REG 0x0010 -#define SPI_RX_DATA_REG 0x0014 -#define SPI_CMD_REG 0x0018 -#define SPI_STATUS0_REG 0x001c -#define SPI_PAD_SEL_REG 0x0024 -#define SPI_CFG2_REG 0x0028 -#define SPI_TX_SRC_REG_64 0x002c -#define SPI_RX_DST_REG_64 0x0030 -#define SPI_CFG3_IPM_REG 0x0040 - -#define SPI_CFG0_SCK_HIGH_OFFSET 0 -#define SPI_CFG0_SCK_LOW_OFFSET 8 -#define SPI_CFG0_CS_HOLD_OFFSET 16 -#define SPI_CFG0_CS_SETUP_OFFSET 24 -#define SPI_ADJUST_CFG0_CS_HOLD_OFFSET 0 -#define SPI_ADJUST_CFG0_CS_SETUP_OFFSET 16 - -#define SPI_CFG1_CS_IDLE_OFFSET 0 -#define SPI_CFG1_PACKET_LOOP_OFFSET 8 -#define SPI_CFG1_PACKET_LENGTH_OFFSET 16 -#define SPI_CFG1_GET_TICK_DLY_OFFSET 29 -#define SPI_CFG1_GET_TICK_DLY_OFFSET_V1 30 - -#define SPI_CFG1_GET_TICK_DLY_MASK 0xe0000000 -#define SPI_CFG1_GET_TICK_DLY_MASK_V1 0xc0000000 - -#define SPI_CFG1_CS_IDLE_MASK 0xff -#define SPI_CFG1_PACKET_LOOP_MASK 0xff00 -#define SPI_CFG1_PACKET_LENGTH_MASK 0x3ff0000 -#define SPI_CFG1_IPM_PACKET_LENGTH_MASK GENMASK(31, 16) -#define SPI_CFG2_SCK_HIGH_OFFSET 0 -#define SPI_CFG2_SCK_LOW_OFFSET 16 - -#define SPI_CMD_ACT BIT(0) -#define SPI_CMD_RESUME BIT(1) -#define SPI_CMD_RST BIT(2) -#define SPI_CMD_PAUSE_EN BIT(4) -#define SPI_CMD_DEASSERT BIT(5) -#define SPI_CMD_SAMPLE_SEL BIT(6) -#define SPI_CMD_CS_POL BIT(7) -#define SPI_CMD_CPHA BIT(8) -#define SPI_CMD_CPOL BIT(9) -#define SPI_CMD_RX_DMA BIT(10) -#define SPI_CMD_TX_DMA BIT(11) -#define SPI_CMD_TXMSBF BIT(12) -#define SPI_CMD_RXMSBF BIT(13) -#define SPI_CMD_RX_ENDIAN BIT(14) -#define SPI_CMD_TX_ENDIAN BIT(15) -#define SPI_CMD_FINISH_IE BIT(16) -#define SPI_CMD_PAUSE_IE BIT(17) -#define SPI_CMD_IPM_NONIDLE_MODE BIT(19) -#define SPI_CMD_IPM_SPIM_LOOP BIT(21) -#define SPI_CMD_IPM_GET_TICKDLY_OFFSET 22 +#define SPI_CFG0_REG 0x0000 +#define SPI_CFG1_REG 0x0004 +#define SPI_TX_SRC_REG 0x0008 +#define SPI_RX_DST_REG 0x000c +#define SPI_TX_DATA_REG 0x0010 +#define SPI_RX_DATA_REG 0x0014 +#define SPI_CMD_REG 0x0018 +#define SPI_STATUS0_REG 0x001c +#define SPI_PAD_SEL_REG 0x0024 +#define SPI_CFG2_REG 0x0028 +#define SPI_TX_SRC_REG_64 0x002c +#define SPI_RX_DST_REG_64 0x0030 +#define SPI_CFG3_IPM_REG 0x0040 + +#define SPI_CFG0_SCK_HIGH_OFFSET 0 +#define SPI_CFG0_SCK_LOW_OFFSET 8 +#define SPI_CFG0_CS_HOLD_OFFSET 16 +#define SPI_CFG0_CS_SETUP_OFFSET 24 +#define SPI_ADJUST_CFG0_CS_HOLD_OFFSET 0 +#define SPI_ADJUST_CFG0_CS_SETUP_OFFSET 16 + +#define SPI_CFG1_CS_IDLE_OFFSET 0 +#define SPI_CFG1_PACKET_LOOP_OFFSET 8 +#define SPI_CFG1_PACKET_LENGTH_OFFSET 16 +#define SPI_CFG1_GET_TICK_DLY_OFFSET 29 +#define SPI_CFG1_GET_TICK_DLY_OFFSET_V1 30 + +#define SPI_CFG1_GET_TICK_DLY_MASK 0xe0000000 +#define SPI_CFG1_GET_TICK_DLY_MASK_V1 0xc0000000 + +#define SPI_CFG1_CS_IDLE_MASK 0xff +#define SPI_CFG1_PACKET_LOOP_MASK 0xff00 +#define SPI_CFG1_PACKET_LENGTH_MASK 0x3ff0000 +#define SPI_CFG1_IPM_PACKET_LENGTH_MASK GENMASK(31, 16) +#define SPI_CFG2_SCK_HIGH_OFFSET 0 +#define SPI_CFG2_SCK_LOW_OFFSET 16 + +#define SPI_CMD_ACT BIT(0) +#define SPI_CMD_RESUME BIT(1) +#define SPI_CMD_RST BIT(2) +#define SPI_CMD_PAUSE_EN BIT(4) +#define SPI_CMD_DEASSERT BIT(5) +#define SPI_CMD_SAMPLE_SEL BIT(6) +#define SPI_CMD_CS_POL BIT(7) +#define SPI_CMD_CPHA BIT(8) +#define SPI_CMD_CPOL BIT(9) +#define SPI_CMD_RX_DMA BIT(10) +#define SPI_CMD_TX_DMA BIT(11) +#define SPI_CMD_TXMSBF BIT(12) +#define SPI_CMD_RXMSBF BIT(13) +#define SPI_CMD_RX_ENDIAN BIT(14) +#define SPI_CMD_TX_ENDIAN BIT(15) +#define SPI_CMD_FINISH_IE BIT(16) +#define SPI_CMD_PAUSE_IE BIT(17) +#define SPI_CMD_IPM_NONIDLE_MODE BIT(19) +#define SPI_CMD_IPM_SPIM_LOOP BIT(21) +#define SPI_CMD_IPM_GET_TICKDLY_OFFSET 22 #define SPI_CMD_IPM_GET_TICKDLY_MASK GENMASK(24, 22) #define PIN_MODE_CFG(x) ((x) / 2) -#define SPI_CFG3_IPM_HALF_DUPLEX_DIR BIT(2) -#define SPI_CFG3_IPM_HALF_DUPLEX_EN BIT(3) -#define SPI_CFG3_IPM_XMODE_EN BIT(4) -#define SPI_CFG3_IPM_NODATA_FLAG BIT(5) -#define SPI_CFG3_IPM_CMD_BYTELEN_OFFSET 8 -#define SPI_CFG3_IPM_ADDR_BYTELEN_OFFSET 12 +#define SPI_CFG3_IPM_HALF_DUPLEX_DIR BIT(2) +#define SPI_CFG3_IPM_HALF_DUPLEX_EN BIT(3) +#define SPI_CFG3_IPM_XMODE_EN BIT(4) +#define SPI_CFG3_IPM_NODATA_FLAG BIT(5) +#define SPI_CFG3_IPM_CMD_BYTELEN_OFFSET 8 +#define SPI_CFG3_IPM_ADDR_BYTELEN_OFFSET 12 -#define SPI_CFG3_IPM_CMD_PIN_MODE_MASK GENMASK(1, 0) -#define SPI_CFG3_IPM_CMD_BYTELEN_MASK GENMASK(11, 8) -#define SPI_CFG3_IPM_ADDR_BYTELEN_MASK GENMASK(15, 12) +#define SPI_CFG3_IPM_CMD_PIN_MODE_MASK GENMASK(1, 0) +#define SPI_CFG3_IPM_CMD_BYTELEN_MASK GENMASK(11, 8) +#define SPI_CFG3_IPM_ADDR_BYTELEN_MASK GENMASK(15, 12) -#define MT8173_SPI_MAX_PAD_SEL 3 +#define MT8173_SPI_MAX_PAD_SEL 3 -#define MTK_SPI_PAUSE_INT_STATUS 0x2 +#define MTK_SPI_PAUSE_INT_STATUS 0x2 -#define MTK_SPI_IDLE 0 -#define MTK_SPI_PAUSED 1 +#define MTK_SPI_MAX_FIFO_SIZE 32U +#define MTK_SPI_PACKET_SIZE 1024 +#define MTK_SPI_IPM_PACKET_SIZE SZ_64K +#define MTK_SPI_IPM_PACKET_LOOP SZ_256 -#define MTK_SPI_MAX_FIFO_SIZE 32U -#define MTK_SPI_PACKET_SIZE 1024 -#define MTK_SPI_IPM_PACKET_SIZE SZ_64K -#define MTK_SPI_IPM_PACKET_LOOP SZ_256 +#define MTK_SPI_IDLE 0 +#define MTK_SPI_PAUSED 1 -#define MTK_SPI_32BITS_MASK (0xffffffff) +#define MTK_SPI_32BITS_MASK (0xffffffff) -#define DMA_ADDR_EXT_BITS (36) -#define DMA_ADDR_DEF_BITS (32) +#define DMA_ADDR_EXT_BITS (36) +#define DMA_ADDR_DEF_BITS (32) /** * struct mtk_spi_compatible - device data structure