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From: Martin Kepplinger <martin.kepplinger@puri.sm>
To: robh@kernel.org, shawnguo@kernel.org, festevam@gmail.com
Cc: kernel@pengutronix.de, linux-imx@nxp.com, krzk@kernel.org,
	kernel@puri.sm, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, catalin.marinas@arm.com,
	will@kernel.org, "Guido Günther" <agx@sigxcpu.org>,
	"Martin Kepplinger" <martin.kepplinger@puri.sm>
Subject: [PATCH v2 5/9] arm64: dts: imx8mq-librem5: Add LCD_1V8 regulator
Date: Mon, 18 Jan 2021 11:54:21 +0100	[thread overview]
Message-ID: <20210118105425.425-6-martin.kepplinger@puri.sm> (raw)
In-Reply-To: <20210118105425.425-1-martin.kepplinger@puri.sm>

From: Guido Günther <agx@sigxcpu.org>

It's a supply for to touch and LCD.

Signed-off-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
---
 arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
index d7d807cd72b3..f77b51d3c132 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
@@ -82,6 +82,20 @@
 		enable-active-high;
 	};
 
+	reg_lcd_1v8: regulator-lcd-1v8 {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_dsien>;
+		regulator-name = "LCD_1V8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		vin-supply = <&reg_vdd_1v8>;
+		gpio = <&gpio1 5 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		/* Otherwise i2c3 is not functional */
+		regulator-always-on;
+	};
+
 	reg_lcd_3v4: regulator-lcd-3v4 {
 		compatible = "regulator-fixed";
 		regulator-name = "LCD_3V4";
@@ -892,6 +906,7 @@
 		interrupts = <27 IRQ_TYPE_EDGE_FALLING>;
 		touchscreen-size-x = <720>;
 		touchscreen-size-y = <1440>;
+		vcc-supply = <&reg_lcd_1v8>;
 	};
 };
 
-- 
2.20.1


WARNING: multiple messages have this Message-ID (diff)
From: Martin Kepplinger <martin.kepplinger@puri.sm>
To: robh@kernel.org, shawnguo@kernel.org, festevam@gmail.com
Cc: devicetree@vger.kernel.org, kernel@puri.sm,
	"Martin Kepplinger" <martin.kepplinger@puri.sm>,
	catalin.marinas@arm.com, "Guido Günther" <agx@sigxcpu.org>,
	linux-kernel@vger.kernel.org, krzk@kernel.org, linux-imx@nxp.com,
	kernel@pengutronix.de, will@kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 5/9] arm64: dts: imx8mq-librem5: Add LCD_1V8 regulator
Date: Mon, 18 Jan 2021 11:54:21 +0100	[thread overview]
Message-ID: <20210118105425.425-6-martin.kepplinger@puri.sm> (raw)
In-Reply-To: <20210118105425.425-1-martin.kepplinger@puri.sm>

From: Guido Günther <agx@sigxcpu.org>

It's a supply for to touch and LCD.

Signed-off-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
---
 arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
index d7d807cd72b3..f77b51d3c132 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
@@ -82,6 +82,20 @@
 		enable-active-high;
 	};
 
+	reg_lcd_1v8: regulator-lcd-1v8 {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_dsien>;
+		regulator-name = "LCD_1V8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		vin-supply = <&reg_vdd_1v8>;
+		gpio = <&gpio1 5 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		/* Otherwise i2c3 is not functional */
+		regulator-always-on;
+	};
+
 	reg_lcd_3v4: regulator-lcd-3v4 {
 		compatible = "regulator-fixed";
 		regulator-name = "LCD_3V4";
@@ -892,6 +906,7 @@
 		interrupts = <27 IRQ_TYPE_EDGE_FALLING>;
 		touchscreen-size-x = <720>;
 		touchscreen-size-y = <1440>;
+		vcc-supply = <&reg_lcd_1v8>;
 	};
 };
 
-- 
2.20.1


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  parent reply	other threads:[~2021-01-18 11:01 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-18 10:54 [PATCH v2 0/9] Config and devicetree updates for the Librem 5 phone Martin Kepplinger
2021-01-18 10:54 ` Martin Kepplinger
2021-01-18 10:54 ` [PATCH v2 1/9] arm64: defconfig: Enable vibra-pwm Martin Kepplinger
2021-01-18 10:54   ` Martin Kepplinger
2021-01-18 10:54 ` [PATCH v2 2/9] arm64: dts: imx8mq-librem5: Mark charger IRQ as High-Z Martin Kepplinger
2021-01-18 10:54   ` Martin Kepplinger
2021-01-18 10:54 ` [PATCH v2 3/9] arm64: dts: imx8mq-librem5: Don't mark buck3 as always on Martin Kepplinger
2021-01-18 10:54   ` Martin Kepplinger
2021-01-18 10:54 ` [PATCH v2 4/9] arm64: dts: imx8mq-librem5: Add usb-c chip as supplier for the charger Martin Kepplinger
2021-01-18 10:54   ` Martin Kepplinger
2021-01-18 10:54 ` Martin Kepplinger [this message]
2021-01-18 10:54   ` [PATCH v2 5/9] arm64: dts: imx8mq-librem5: Add LCD_1V8 regulator Martin Kepplinger
2021-01-18 10:54 ` [PATCH v2 6/9] arm64: dts: imx8mq-librem5: enable the LCD panel Martin Kepplinger
2021-01-18 10:54   ` Martin Kepplinger
2021-01-18 10:54 ` [PATCH v2 7/9] arm64: dts: imx8mq-librem5: set regulators boot-on Martin Kepplinger
2021-01-18 10:54   ` Martin Kepplinger
2021-01-18 10:54 ` [PATCH v2 8/9] dt-bindings: arm: fsl: Add the librem 5 Evergreen revision Martin Kepplinger
2021-01-18 10:54   ` Martin Kepplinger
2021-01-18 10:54 ` [PATCH v2 9/9] arm64: dts: Add Librem5 Evergreen Martin Kepplinger
2021-01-18 10:54   ` Martin Kepplinger
2021-01-29  8:21 ` [PATCH v2 0/9] Config and devicetree updates for the Librem 5 phone Shawn Guo

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