[PATCH v9 4/5] spmi: mediatek: Add support for MT8195

From: Hsin-Hsiung Wang
Date: Sat Jul 03 2021 - 23:49:10 EST


From: Henry Chen <henryc.chen@xxxxxxxxxxxx>

Add spmi support for MT8195.

Signed-off-by: Henry Chen <henryc.chen@xxxxxxxxxxxx>
---
changes since v8:
- New patch.
---
drivers/spmi/spmi-mtk-pmif.c | 90 ++++++++++++++++++++++++++++++++++++
1 file changed, 90 insertions(+)

diff --git a/drivers/spmi/spmi-mtk-pmif.c b/drivers/spmi/spmi-mtk-pmif.c
index 94c45d46ab0c..0c320801c9d5 100644
--- a/drivers/spmi/spmi-mtk-pmif.c
+++ b/drivers/spmi/spmi-mtk-pmif.c
@@ -150,6 +150,54 @@ static const u32 mt6873_regs[] = {
[PMIF_SWINF_3_STA] = 0x0CE8,
};

+static const u32 mt8195_regs[] = {
+ [PMIF_INIT_DONE] = 0x0000,
+ [PMIF_INF_EN] = 0x0024,
+ [PMIF_ARB_EN] = 0x0150,
+ [PMIF_CMDISSUE_EN] = 0x03B8,
+ [PMIF_TIMER_CTRL] = 0x03E4,
+ [PMIF_SPI_MODE_CTRL] = 0x0408,
+ [PMIF_IRQ_EVENT_EN_0] = 0x0420,
+ [PMIF_IRQ_FLAG_0] = 0x0428,
+ [PMIF_IRQ_CLR_0] = 0x042C,
+ [PMIF_IRQ_EVENT_EN_1] = 0x0430,
+ [PMIF_IRQ_FLAG_1] = 0x0438,
+ [PMIF_IRQ_CLR_1] = 0x043C,
+ [PMIF_IRQ_EVENT_EN_2] = 0x0440,
+ [PMIF_IRQ_FLAG_2] = 0x0448,
+ [PMIF_IRQ_CLR_2] = 0x044C,
+ [PMIF_IRQ_EVENT_EN_3] = 0x0450,
+ [PMIF_IRQ_FLAG_3] = 0x0458,
+ [PMIF_IRQ_CLR_3] = 0x045C,
+ [PMIF_IRQ_EVENT_EN_4] = 0x0460,
+ [PMIF_IRQ_FLAG_4] = 0x0468,
+ [PMIF_IRQ_CLR_4] = 0x046C,
+ [PMIF_WDT_EVENT_EN_0] = 0x0474,
+ [PMIF_WDT_FLAG_0] = 0x0478,
+ [PMIF_WDT_EVENT_EN_1] = 0x047C,
+ [PMIF_WDT_FLAG_1] = 0x0480,
+ [PMIF_SWINF_0_ACC] = 0x0800,
+ [PMIF_SWINF_0_WDATA_31_0] = 0x0804,
+ [PMIF_SWINF_0_RDATA_31_0] = 0x0814,
+ [PMIF_SWINF_0_VLD_CLR] = 0x0824,
+ [PMIF_SWINF_0_STA] = 0x0828,
+ [PMIF_SWINF_1_ACC] = 0x0840,
+ [PMIF_SWINF_1_WDATA_31_0] = 0x0844,
+ [PMIF_SWINF_1_RDATA_31_0] = 0x0854,
+ [PMIF_SWINF_1_VLD_CLR] = 0x0864,
+ [PMIF_SWINF_1_STA] = 0x0868,
+ [PMIF_SWINF_2_ACC] = 0x0880,
+ [PMIF_SWINF_2_WDATA_31_0] = 0x0884,
+ [PMIF_SWINF_2_RDATA_31_0] = 0x0894,
+ [PMIF_SWINF_2_VLD_CLR] = 0x08A4,
+ [PMIF_SWINF_2_STA] = 0x08A8,
+ [PMIF_SWINF_3_ACC] = 0x08C0,
+ [PMIF_SWINF_3_WDATA_31_0] = 0x08C4,
+ [PMIF_SWINF_3_RDATA_31_0] = 0x08D4,
+ [PMIF_SWINF_3_VLD_CLR] = 0x08E4,
+ [PMIF_SWINF_3_STA] = 0x08E8,
+};
+
enum spmi_regs {
SPMI_OP_ST_CTRL,
SPMI_GRP_ID_EN,
@@ -163,6 +211,15 @@ enum spmi_regs {
SPMI_REC3,
SPMI_REC4,
SPMI_MST_DBG,
+
+ /* MT8195 spmi regs */
+ SPMI_MST_RCS_CTRL,
+ SPMI_SLV_3_0_EINT,
+ SPMI_SLV_7_4_EINT,
+ SPMI_SLV_B_8_EINT,
+ SPMI_SLV_F_C_EINT,
+ SPMI_REC_CMD_DEC,
+ SPMI_DEC_DBG,
};

static const u32 mt6873_spmi_regs[] = {
@@ -180,6 +237,28 @@ static const u32 mt6873_spmi_regs[] = {
[SPMI_MST_DBG] = 0x00fc,
};

+static const u32 mt8195_spmi_regs[] = {
+ [SPMI_OP_ST_CTRL] = 0x0000,
+ [SPMI_GRP_ID_EN] = 0x0004,
+ [SPMI_OP_ST_STA] = 0x0008,
+ [SPMI_MST_SAMPL] = 0x000C,
+ [SPMI_MST_REQ_EN] = 0x0010,
+ [SPMI_MST_RCS_CTRL] = 0x0014,
+ [SPMI_SLV_3_0_EINT] = 0x0020,
+ [SPMI_SLV_7_4_EINT] = 0x0024,
+ [SPMI_SLV_B_8_EINT] = 0x0028,
+ [SPMI_SLV_F_C_EINT] = 0x002C,
+ [SPMI_REC_CTRL] = 0x0040,
+ [SPMI_REC0] = 0x0044,
+ [SPMI_REC1] = 0x0048,
+ [SPMI_REC2] = 0x004C,
+ [SPMI_REC3] = 0x0050,
+ [SPMI_REC4] = 0x0054,
+ [SPMI_REC_CMD_DEC] = 0x005C,
+ [SPMI_DEC_DBG] = 0x00F8,
+ [SPMI_MST_DBG] = 0x00FC,
+};
+
static u32 pmif_readl(struct pmif *arb, enum pmif_regs reg)
{
return readl(arb->base + arb->data->regs[reg]);
@@ -348,6 +427,14 @@ static const struct pmif_data mt6873_pmif_arb = {
.soc_chan = 2,
};

+static const struct pmif_data mt8195_pmif_arb[] = {
+ {
+ .regs = mt8195_regs,
+ .spmimst_regs = mt8195_spmi_regs,
+ .soc_chan = 2,
+ },
+};
+
static int mtk_spmi_probe(struct platform_device *pdev)
{
struct pmif *arb;
@@ -444,6 +531,9 @@ static const struct of_device_id mtk_spmi_match_table[] = {
{
.compatible = "mediatek,mt6873-spmi",
.data = &mt6873_pmif_arb,
+ }, {
+ .compatible = "mediatek,mt8195-spmi",
+ .data = &mt8195_pmif_arb,
}, {
/* sentinel */
},
--
2.18.0