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Date:   Fri, 5 Feb 2021 09:28:10 +0800
From:   Hsin-Hsiung Wang <hsin-hsiung.wang@...iatek.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <drinkcat@...omium.org>, Argus Lin <argus.lin@...iatek.com>
CC:     Hsin-Hsiung Wang <hsin-hsiung.wang@...iatek.com>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <srv_heupstream@...iatek.com>,
        <Project_Global_Chrome_Upstream_Group@...iatek.com>
Subject: [PATCH v5 4/5] 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@...iatek.com>
---
changes since v4: no changes
---
 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 a75019fa02dc..e4de75f35c33 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,
@@ -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,
-- 
2.18.0

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