Il 08/07/22 05:47, kewei.xu@xxxxxxxxxxxx ha scritto:
From: Kewei Xu <kewei.xu@xxxxxxxxxxxx>
Add i2c compatible for MT8188. Compare to MT8192 i2c controller,
The MT8188 i2c OFFSET_SLAVE_ADDR register changed from 0x04 to 0x94.
Signed-off-by: Kewei Xu <kewei.xu@xxxxxxxxxxxx>
---
v4: no changes
V3: no changes
V2: added mt_i2c_regs_v3[] to replace slave_addr_version.
---
drivers/i2c/busses/i2c-mt65xx.c | 43 +++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
index 8e6985354fd5..70aff42adf5d 100644
--- a/drivers/i2c/busses/i2c-mt65xx.c
+++ b/drivers/i2c/busses/i2c-mt65xx.c
@@ -229,6 +229,35 @@ static const u16 mt_i2c_regs_v2[] = {
[OFFSET_DCM_EN] = 0xf88,
};
+static const u16 mt_i2c_regs_v3[] = {
+ [OFFSET_DATA_PORT] = 0x0,
+ [OFFSET_SLAVE_ADDR] = 0x94,
Please keep this list ordered by register offset.
+ [OFFSET_INTR_MASK] = 0x8,
+ [OFFSET_INTR_STAT] = 0xc,
+ [OFFSET_CONTROL] = 0x10,
+ [OFFSET_TRANSFER_LEN] = 0x14,
+ [OFFSET_TRANSAC_LEN] = 0x18,
+ [OFFSET_DELAY_LEN] = 0x1c,
+ [OFFSET_TIMING] = 0x20,
+ [OFFSET_START] = 0x24,
+ [OFFSET_EXT_CONF] = 0x28,
+ [OFFSET_LTIMING] = 0x2c,
+ [OFFSET_HS] = 0x30,
+ [OFFSET_IO_CONFIG] = 0x34,
+ [OFFSET_FIFO_ADDR_CLR] = 0x38,
+ [OFFSET_SDA_TIMING] = 0x3c,
+ [OFFSET_TRANSFER_LEN_AUX] = 0x44,
+ [OFFSET_CLOCK_DIV] = 0x48,
+ [OFFSET_SOFTRESET] = 0x50,
+ [OFFSET_MULTI_DMA] = 0x8c,
+ [OFFSET_SCL_MIS_COMP_POINT] = 0x90,
[OFFSET_SLAVE_ADDR] = 0x94 goes here,
after which:
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
