[PATCH 3/3] soc: mediatek: pwrap: add mt6357 driver for mt6765 SoCs

Argus Lin argus.lin at mediatek.com
Tue Sep 4 05:31:54 PDT 2018


MT6357 is a new power management IC and it is used for mt6765 SoCs.
To define mt6357_regs for pmic register mapping and pmic_mt6357
for accessing register.

Signed-off-by: Argus Lin <argus.lin at mediatek.com>
---
 drivers/soc/mediatek/mtk-pmic-wrap.c | 35 ++++++++++++++++++++++++++++++++---
 1 file changed, 32 insertions(+), 3 deletions(-)

diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
index ddaeace..2b2cee1 100644
--- a/drivers/soc/mediatek/mtk-pmic-wrap.c
+++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
@@ -161,6 +161,21 @@ enum dew_regs {
 	[PWRAP_DEW_RDDMY_NO] =		0x030C,
 };
 
+static const u32 mt6357_regs[] = {
+	[PWRAP_DEW_DIO_EN] =		0x040A,
+	[PWRAP_DEW_READ_TEST] =		0x040C,
+	[PWRAP_DEW_WRITE_TEST] =	0x040E,
+	[PWRAP_DEW_CRC_EN] =		0x0412,
+	[PWRAP_DEW_CRC_VAL] =		0x0414,
+	[PWRAP_DEW_CIPHER_KEY_SEL] =	0x0418,
+	[PWRAP_DEW_CIPHER_IV_SEL] =	0x041A,
+	[PWRAP_DEW_CIPHER_EN] =		0x041C,
+	[PWRAP_DEW_CIPHER_RDY] =	0x041E,
+	[PWRAP_DEW_CIPHER_MODE] =	0x0420,
+	[PWRAP_DEW_CIPHER_SWRST] =	0x0422,
+	[PWRAP_DEW_RDDMY_NO] =		0x0424,
+};
+
 enum pwrap_regs {
 	PWRAP_MUX_SEL,
 	PWRAP_WRAP_EN,
@@ -716,6 +731,7 @@ enum pwrap_regs {
 enum pmic_type {
 	PMIC_MT6323,
 	PMIC_MT6351,
+	PMIC_MT6357,
 	PMIC_MT6380,
 	PMIC_MT6397,
 };
@@ -1175,6 +1191,7 @@ static int pwrap_init_cipher(struct pmic_wrapper *wrp)
 		break;
 	case PMIC_MT6323:
 	case PMIC_MT6351:
+	case PMIC_MT6357:
 		pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_EN],
 			    0x1);
 		break;
@@ -1460,11 +1477,26 @@ static irqreturn_t pwrap_interrupt(int irqno, void *dev_id)
 	.pwrap_write = pwrap_write16,
 };
 
+static const struct pwrap_slv_type pmic_mt6357 = {
+	.dew_regs = mt6357_regs,
+	.type = PMIC_MT6357,
+	.regmap = &pwrap_regmap_config16,
+	.caps = 0,
+	.pwrap_read = pwrap_read16,
+	.pwrap_write = pwrap_write16,
+};
+
 static const struct of_device_id of_slave_match_tbl[] = {
 	{
 		.compatible = "mediatek,mt6323",
 		.data = &pmic_mt6323,
 	}, {
+		.compatible = "mediatek,mt6351",
+		.data = &pmic_mt6351,
+	}, {
+		.compatible = "mediatek,mt6357",
+		.data = &pmic_mt6357,
+	}, {
 		/* The MT6380 PMIC only implements a regulator, so we bind it
 		 * directly instead of using a MFD.
 		 */
@@ -1474,9 +1506,6 @@ static irqreturn_t pwrap_interrupt(int irqno, void *dev_id)
 		.compatible = "mediatek,mt6397",
 		.data = &pmic_mt6397,
 	}, {
-		.compatible = "mediatek,mt6351",
-		.data = &pmic_mt6351,
-	}, {
 		/* sentinel */
 	}
 };
-- 
1.8.1.1.dirty




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