diff options
Diffstat (limited to 'src/soc/mediatek/common/include/soc/i2c_common.h')
| -rw-r--r-- | src/soc/mediatek/common/include/soc/i2c_common.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/soc/mediatek/common/include/soc/i2c_common.h b/src/soc/mediatek/common/include/soc/i2c_common.h index 0100e261cd..d2da27ef4c 100644 --- a/src/soc/mediatek/common/include/soc/i2c_common.h +++ b/src/soc/mediatek/common/include/soc/i2c_common.h @@ -38,6 +38,12 @@ enum { I2C_DMA_INT_FLAG_NONE = 0x0, I2C_DMA_CLR_FLAG = 0x0, I2C_DMA_FLUSH_FLAG = 0x1, + I2C_DMA_ASYNC_MODE = 0x0004, + I2C_DMA_SKIP_CONFIG = 0x0010, + I2C_DMA_DIR_CHANGE = 0x0200, + I2C_DMA_WARM_RST = 0x1, + I2C_DMA_HARD_RST = 0x2, + I2C_DMA_HANDSHAKE_RST = 0x4, }; enum { @@ -46,6 +52,11 @@ enum { I2C_CONTROL_MASK = (0x3f << 1) }; +enum { + I2C_APDMA_NOASYNC = 0, + I2C_APDMA_ASYNC = 1, +}; + /* Register mask */ enum { I2C_HS_NACKERR = (1 << 2), @@ -53,6 +64,13 @@ enum { I2C_TRANSAC_COMP = (1 << 0), }; +/* reset bits */ +enum { + I2C_CLR_FLAG = 0x0, + I2C_SOFT_RST = 0x1, + I2C_HANDSHAKE_RST = 0x20, +}; + /* i2c control bits */ enum { ASYNC_MODE = (1 << 9), @@ -80,6 +98,7 @@ enum { struct mtk_i2c { struct mt_i2c_regs *i2c_regs; struct mt_i2c_dma_regs *i2c_dma_regs; + uint32_t mt_i2c_flag; }; extern struct mtk_i2c mtk_i2c_bus_controller[]; |