linux-kernel - [PATCH v13 8/9] ARM: dts: imx7d: remarkable2: Enable silergy,sy7636a

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Message-Id: <20211015122551.38951-9-alistair@alistair23.me>
Date:   Fri, 15 Oct 2021 22:25:50 +1000
From:   Alistair Francis <alistair@...stair23.me>
To:     lee.jones@...aro.org, robh+dt@...nel.org, lgirdwood@...il.com,
        broonie@...nel.org, kernel@...gutronix.de
Cc:     shawnguo@...nel.org, s.hauer@...gutronix.de, linux-imx@....com,
        amitk@...nel.org, rui.zhang@...el.com, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, alistair23@...il.com,
        linux-hwmon@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-pm@...r.kernel.org, Alistair Francis <alistair@...stair23.me>
Subject: [PATCH v13 8/9] ARM: dts: imx7d: remarkable2: Enable silergy,sy7636a

Enable the silergy,sy7636a and silergy,sy7636a-regulator on the
reMarkable2.

Signed-off-by: Alistair Francis <alistair@...stair23.me>
---
 arch/arm/boot/dts/imx7d-remarkable2.dts | 62 +++++++++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/arch/arm/boot/dts/imx7d-remarkable2.dts b/arch/arm/boot/dts/imx7d-remarkable2.dts
index 89cbf13097a4..b66d28b30d75 100644
--- a/arch/arm/boot/dts/imx7d-remarkable2.dts
+++ b/arch/arm/boot/dts/imx7d-remarkable2.dts
@@ -22,6 +22,27 @@ memory@...00000 {
 		reg = <0x80000000 0x40000000>;
 	};
 
+	thermal-zones {
+		epd-thermal {
+			thermal-sensors = <&epd_pmic>;
+			polling-delay-passive = <30000>;
+			polling-delay = <30000>;
+			trips {
+				trip0 {
+					temperature = <49000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+
+				trip1 {
+					temperature = <50000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+	};
+
 	reg_brcm: regulator-brcm {
 		compatible = "regulator-fixed";
 		regulator-name = "brcm_reg";
@@ -51,6 +72,33 @@ &clks {
 	assigned-clock-rates = <0>, <32768>;
 };
 
+&i2c4 {
+	clock-frequency = <100000>;
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&pinctrl_i2c4>;
+	pinctrl-1 = <&pinctrl_i2c4>;
+	status = "okay";
+
+	epd_pmic: sy7636a@62 {
+		compatible = "silergy,sy7636a";
+		reg = <0x62>;
+		status = "okay";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_epdpmic>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		#thermal-sensor-cells = <0>;
+
+		epd-pwr-good-gpios = <&gpio6 21 GPIO_ACTIVE_HIGH>;
+		regulators {
+			reg_epdpmic: vcom {
+				regulator-name = "vcom";
+				regulator-boot-on;
+			};
+		};
+	};
+};
+
 &snvs_pwrkey {
 	status = "okay";
 };
@@ -125,6 +173,20 @@ MX7D_PAD_SAI1_TX_BCLK__GPIO6_IO13	0x14
 		>;
 	};
 
+	pinctrl_epdpmic: epdpmicgrp {
+		fsl,pins = <
+			MX7D_PAD_SAI2_RX_DATA__GPIO6_IO21 0x00000074
+			MX7D_PAD_ENET1_RGMII_TXC__GPIO7_IO11 0x00000014
+		>;
+	};
+
+	pinctrl_i2c4: i2c4grp {
+		fsl,pins = <
+			MX7D_PAD_I2C4_SDA__I2C4_SDA		0x4000007f
+			MX7D_PAD_I2C4_SCL__I2C4_SCL		0x4000007f
+		>;
+	};
+
 	pinctrl_uart1: uart1grp {
 		fsl,pins = <
 			MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX	0x79
-- 
2.31.1