linux-kernel - [PATCH v1 2/2] soc: mediatek: mtk-pmic-pwrap: Add MT6789 support

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Message-ID: <20250715225746.1321-2-me@adomerle.pw>
Date: Wed, 16 Jul 2025 02:57:46 +0400
From: Arseniy Velikanov <me@...merle.pw>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	Flora Fu <flora.fu@...iatek.com>,
	Alexandre Mergnat <amergnat@...libre.com>
Cc: devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org,
	~postmarketos/upstreaming@...ts.sr.ht,
	Arseniy Velikanov <me@...merle.pw>
Subject: [PATCH v1 2/2] soc: mediatek: mtk-pmic-pwrap: Add MT6789 support

Add PMIC-Wrapper support for MT6789 SoC.

Signed-off-by: Arseniy Velikanov <me@...merle.pw>
---
 drivers/soc/mediatek/mtk-pmic-wrap.c | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
index 0bcd85826375..34b66cb656c7 100644
--- a/drivers/soc/mediatek/mtk-pmic-wrap.c
+++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
@@ -640,6 +640,17 @@ static const int mt6779_regs[] = {
 	[PWRAP_WACS2_VLDCLR] =		0xC28,
 };
 
+static int mt6789_regs[] = {
+	[PWRAP_INIT_DONE2] =		0x0,
+	[PWRAP_TIMER_EN] =		0x3E4,
+	[PWRAP_INT_EN] =		0x450,
+	[PWRAP_WACS2_CMD] =		0x880,
+	[PWRAP_SWINF_2_WDATA_31_0] =	0x884,
+	[PWRAP_SWINF_2_RDATA_31_0] =	0x894,
+	[PWRAP_WACS2_VLDCLR] =		0x8A4,
+	[PWRAP_WACS2_RDATA] =		0x8A8,
+};
+
 static const int mt6795_regs[] = {
 	[PWRAP_MUX_SEL] =		0x0,
 	[PWRAP_WRAP_EN] =		0x4,
@@ -1316,6 +1327,7 @@ enum pwrap_type {
 	PWRAP_MT2701,
 	PWRAP_MT6765,
 	PWRAP_MT6779,
+	PWRAP_MT6789,
 	PWRAP_MT6795,
 	PWRAP_MT6797,
 	PWRAP_MT6873,
@@ -1852,6 +1864,7 @@ static int pwrap_init_cipher(struct pmic_wrapper *wrp)
 	case PWRAP_MT7622:
 		pwrap_writel(wrp, 0, PWRAP_CIPHER_EN);
 		break;
+	case PWRAP_MT6789:
 	case PWRAP_MT6873:
 	case PWRAP_MT8183:
 	case PWRAP_MT8195:
@@ -2302,6 +2315,19 @@ static const struct pmic_wrapper_type pwrap_mt6779 = {
 	.init_soc_specific = NULL,
 };
 
+static struct pmic_wrapper_type pwrap_mt6789 = {
+	.regs = mt6789_regs,
+	.type = PWRAP_MT6789,
+	.arb_en_all = 0x777f,
+	.int_en_all = 0x180000,
+	.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_mt6795 = {
 	.regs = mt6795_regs,
 	.type = PWRAP_MT6795,
@@ -2448,6 +2474,7 @@ static const struct of_device_id of_pwrap_match_tbl[] = {
 	{ .compatible = "mediatek,mt2701-pwrap", .data = &pwrap_mt2701 },
 	{ .compatible = "mediatek,mt6765-pwrap", .data = &pwrap_mt6765 },
 	{ .compatible = "mediatek,mt6779-pwrap", .data = &pwrap_mt6779 },
+	{ .compatible = "mediatek,mt6789-pwrap", .data = &pwrap_mt6789 },
 	{ .compatible = "mediatek,mt6795-pwrap", .data = &pwrap_mt6795 },
 	{ .compatible = "mediatek,mt6797-pwrap", .data = &pwrap_mt6797 },
 	{ .compatible = "mediatek,mt6873-pwrap", .data = &pwrap_mt6873 },
-- 
2.50.0