soc: mediatek: pwrap: add pwrap driver for MT6873/8192 SoCs

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@mediatek.com>
Link: https://lore.kernel.org/r/1615563286-22126-5-git-send-email-hsin-hsiung.wang@mediatek.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>

diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
index a75019fa02dce31692045c7a822b615c4a9894b6..e4de75f35c33ba664831554e795d80893944ca29 100644 (file)
--- 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,
@@ -1511,6 +1523,7 @@ 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;
        }
@@ -1947,6 +1960,19 @@ static const struct pmic_wrapper_type pwrap_mt6797 = {
        .init_soc_specific = NULL,
 };
 
+static const 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,
@@ -2024,6 +2050,9 @@ 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,