diff options
Diffstat (limited to 'drivers/spi/spi_qsd.h')
| -rw-r--r-- | drivers/spi/spi_qsd.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/spi/spi_qsd.h b/drivers/spi/spi_qsd.h index 47d69965f18a..6632fe806e41 100644 --- a/drivers/spi/spi_qsd.h +++ b/drivers/spi/spi_qsd.h @@ -38,6 +38,7 @@ #define QUP_MX_WRITE_CNT_CURRENT 0x0154 #define QUP_CONFIG_SPI_MODE 0x0100 +#define QUP_CONFIG_SPI_SLAVE 0x0400 #endif #define GSBI_CTRL_REG 0x0 @@ -72,17 +73,26 @@ #define SPI_OUTPUT_FIFO QSD_REG(0x0100) QUP_REG(0x0110) #define SPI_INPUT_FIFO QSD_REG(0x0200) QUP_REG(0x0218) #define SPI_STATE QSD_REG(SPI_OPERATIONAL) QUP_REG(0x0004) +#define SPI_SLAVE_IRQ_STATUS (0x0330) +#define SPI_SLAVE_IRQ_EN (0x0334) +#define SPI_SLAVE_CONFIG (0x0338) /* QUP_CONFIG fields */ #define SPI_CFG_N 0x0000001F #define SPI_NO_INPUT 0x00000080 #define SPI_NO_OUTPUT 0x00000040 #define SPI_EN_EXT_OUT_FLAG 0x00010000 +#define QUP_CFG_MODE 0x00000F00 +#define APP_CLK_ON_EN BIT(12) +#define CORE_CLK_ON_EN BIT(13) +#define FIFO_CLK_ON_EN BIT(14) +#define CORE_EX_CLK_ON_EN BIT(15) /* SPI_CONFIG fields */ #define SPI_CFG_LOOPBACK 0x00000100 #define SPI_CFG_INPUT_FIRST 0x00000200 #define SPI_CFG_HS_MODE 0x00000400 +#define SPI_CFG_SLAVE_OP 0x00000020 /* SPI_IO_CONTROL fields */ #define SPI_IO_C_FORCE_CS 0x00000800 @@ -128,6 +138,23 @@ #define SPI_OP_STATE_CLEAR_BITS 0x2 +/* SPI SLAVE IRQ_STATUS/EN fields */ +#define CS_N_ASSERT BIT(0) +#define CS_N_DEASSERT BIT(1) +#define CS_N_ETXT BIT(2) +#define TX_UNDERFLOW BIT(3) +#define RX_OVERFLOW_WAIT_EOT BIT(4) +#define RX_OVERFLOW_NO_EOT BIT(5) +#define CS_N_ERXT BIT(6) + +/* SPI_SLAVE_CONFIG Fields */ +#define RX_N_SHIFT BIT(0) +#define PAUSE_ON_ERR_DIS BIT(1) +#define SPI_S_CGC_EN BIT(2) +#define RX_UNBALANCED_MASK BIT(3) +#define SLAVE_DIS_RESET_ST BIT(4) +#define SLAVE_AUTO_PAUSE_EOT BIT(7) + #define SPI_PINCTRL_STATE_DEFAULT "spi_default" #define SPI_PINCTRL_STATE_SLEEP "spi_sleep" @@ -177,6 +204,7 @@ enum msm_spi_state { enum msm_spi_qup_version { SPI_QUP_VERSION_NONE = 0x0, SPI_QUP_VERSION_BFAM = 0x2, + SPI_QUP_VERSION_SPI_SLV = 0x26, }; enum msm_spi_pipe_direction { @@ -376,6 +404,7 @@ struct msm_spi { struct pinctrl_state *pins_sleep; bool is_init_complete; bool pack_words; + bool slv_support; }; /* Forward declaration */ |