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i2c: mediatek: add i2c compatible for MT8188

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Add i2c compatible for MT8188 and added mt_i2c_regs_v3[], since
MT8188 i2c OFFSET_SLAVE_ADDR register changed from 0x04 to 0x94.

Signed-off-by: Kewei Xu <kewei.xu@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Qii Wang <qii.wang@mediatek.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
This commit is contained in:
Kewei Xu 2022-08-06 18:02:49 +08:00 committed by Wolfram Sang
parent 3a8b54298c
commit 1b48006ed4
1 changed files with 43 additions and 0 deletions
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43
drivers/i2c/busses/i2c-mt65xx.c
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@ -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_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,
[OFFSET_DEBUGSTAT] = 0xe4,
[OFFSET_DEBUGCTRL] = 0xe8,
[OFFSET_FIFO_STAT] = 0xf4,
[OFFSET_FIFO_THRESH] = 0xf8,
[OFFSET_DCM_EN] = 0xf88,
};
struct mtk_i2c_compatible {
const struct i2c_adapter_quirks *quirks;
const u16 *regs;
@ -442,6 +471,19 @@ static const struct mtk_i2c_compatible mt8186_compat = {
.max_dma_support = 36,
};
static const struct mtk_i2c_compatible mt8188_compat = {
.regs = mt_i2c_regs_v3,
.pmic_i2c = 0,
.dcm = 0,
.auto_restart = 1,
.aux_len_reg = 1,
.timing_adjust = 1,
.dma_sync = 0,
.ltiming_adjust = 1,
.apdma_sync = 1,
.max_dma_support = 36,
};
static const struct mtk_i2c_compatible mt8192_compat = {
.quirks = &mt8183_i2c_quirks,
.regs = mt_i2c_regs_v2,
@ -465,6 +507,7 @@ static const struct of_device_id mtk_i2c_of_match[] = {
{ .compatible = "mediatek,mt8173-i2c", .data = &mt8173_compat },
{ .compatible = "mediatek,mt8183-i2c", .data = &mt8183_compat },
{ .compatible = "mediatek,mt8186-i2c", .data = &mt8186_compat },
{ .compatible = "mediatek,mt8188-i2c", .data = &mt8188_compat },
{ .compatible = "mediatek,mt8192-i2c", .data = &mt8192_compat },
{}
};