[PATCH v3 4/4] soc: mediatek: pwrap: add pwrap driver for MT6873/8192 SoCs

From: Hsin-Hsiung Wang
Date: Mon Sep 21 2020 - 07:09:29 EST


MT6873/8192 are highly integrated SoCs and use PMIC_MT6359 for
power management. This patch adds pwrap master driver to
access PMIC_MT6359.

Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@xxxxxxxxxxxx>
---
drivers/soc/mediatek/mtk-pmic-wrap.c | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)

diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
index 149bf02..c73e92b 100644
--- a/drivers/soc/mediatek/mtk-pmic-wrap.c
+++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
@@ -632,6 +632,17 @@ static int mt6797_regs[] = {
[PWRAP_DCM_DBC_PRD] = 0x1D4,
};

+static int mt6873_regs[] = {
+ [PWRAP_INIT_DONE2] = 0x0,
+ [PWRAP_TIMER_EN] = 0x3E0,
+ [PWRAP_INT_EN] = 0x448,
+ [PWRAP_WACS2_CMD] = 0xC80,
+ [PWRAP_SWINF_2_WDATA_31_0] = 0xC84,
+ [PWRAP_SWINF_2_RDATA_31_0] = 0xC94,
+ [PWRAP_WACS2_VLDCLR] = 0xCA4,
+ [PWRAP_WACS2_RDATA] = 0xCA8,
+};
+
static int mt7622_regs[] = {
[PWRAP_MUX_SEL] = 0x0,
[PWRAP_WRAP_EN] = 0x4,
@@ -1050,6 +1061,7 @@ enum pwrap_type {
PWRAP_MT6765,
PWRAP_MT6779,
PWRAP_MT6797,
+ PWRAP_MT6873,
PWRAP_MT7622,
PWRAP_MT8135,
PWRAP_MT8173,
@@ -1512,6 +1524,7 @@ static int pwrap_init_cipher(struct pmic_wrapper *wrp)
case PWRAP_MT7622:
pwrap_writel(wrp, 0, PWRAP_CIPHER_EN);
break;
+ case PWRAP_MT6873:
case PWRAP_MT8183:
break;
}
@@ -1948,6 +1961,19 @@ static const struct pmic_wrapper_type pwrap_mt6797 = {
.init_soc_specific = NULL,
};

+static struct pmic_wrapper_type pwrap_mt6873 = {
+ .regs = mt6873_regs,
+ .type = PWRAP_MT6873,
+ .arb_en_all = 0x777f,
+ .int_en_all = BIT(4) | BIT(5),
+ .int1_en_all = 0,
+ .spi_w = PWRAP_MAN_CMD_SPI_WRITE,
+ .wdt_src = PWRAP_WDT_SRC_MASK_ALL,
+ .caps = PWRAP_CAP_ARB,
+ .init_reg_clock = pwrap_common_init_reg_clock,
+ .init_soc_specific = NULL,
+};
+
static const struct pmic_wrapper_type pwrap_mt7622 = {
.regs = mt7622_regs,
.type = PWRAP_MT7622,
@@ -2026,6 +2052,9 @@ static const struct of_device_id of_pwrap_match_tbl[] = {
.compatible = "mediatek,mt6797-pwrap",
.data = &pwrap_mt6797,
}, {
+ .compatible = "mediatek,mt6873-pwrap",
+ .data = &pwrap_mt6873,
+ }, {
.compatible = "mediatek,mt7622-pwrap",
.data = &pwrap_mt7622,
}, {
--
2.6.4