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Diffstat (limited to 'src/soc/mediatek/common/include')
-rw-r--r--src/soc/mediatek/common/include/soc/i2c_common.h19
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[];