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From:   =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= 
        <nfraprado@collabora.com>
To:     Matthias Brugger <matthias.bgg@gmail.com>
Cc:     kernel@collabora.com, Chen-Yu Tsai <wenst@chromium.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>,
        =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= 
        <nfraprado@collabora.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Rob Herring <robh+dt@kernel.org>, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-mediatek@lists.infradead.org
Subject: [PATCH v2 1/5] arm64: dts: mediatek: asurada: Add display regulators
Date:   Thu,  6 Oct 2022 17:25:24 -0400
Message-Id: <20221006212528.103790-2-nfraprado@collabora.com>
In-Reply-To: <20221006212528.103790-1-nfraprado@collabora.com>
References: <20221006212528.103790-1-nfraprado@collabora.com>
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Add the regulators present on the Asurada platform that are used to
power the internal and external displays.

Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>

---

Changes in v2:
- Added missing vin-supply to regulators
- Removed min/max-microvolt from regulators that are simple switches

 .../boot/dts/mediatek/mt8192-asurada.dtsi     | 112 ++++++++++++++++++
 1 file changed, 112 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
index 4b314435f8fd..fafca7428539 100644
--- a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
@@ -23,6 +23,43 @@ memory@40000000 {
 		reg = <0 0x40000000 0 0x80000000>;
 	};
 
+	pp1000_dpbrdg: regulator-1v0-dpbrdg {
+		compatible = "regulator-fixed";
+		regulator-name = "pp1000_dpbrdg";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pp1000_dpbrdg_en_pins>;
+		regulator-min-microvolt = <1000000>;
+		regulator-max-microvolt = <1000000>;
+		enable-active-high;
+		regulator-boot-on;
+		gpio = <&pio 19 GPIO_ACTIVE_HIGH>;
+		vin-supply = <&mt6359_vs2_buck_reg>;
+	};
+
+	pp1000_mipibrdg: regulator-1v0-mipibrdg {
+		compatible = "regulator-fixed";
+		regulator-name = "pp1000_mipibrdg";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pp1000_mipibrdg_en_pins>;
+		regulator-min-microvolt = <1000000>;
+		regulator-max-microvolt = <1000000>;
+		enable-active-high;
+		regulator-boot-on;
+		gpio = <&pio 129 GPIO_ACTIVE_HIGH>;
+		vin-supply = <&mt6359_vs2_buck_reg>;
+	};
+
+	pp1800_dpbrdg: regulator-1v8-dpbrdg {
+		compatible = "regulator-fixed";
+		regulator-name = "pp1800_dpbrdg";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pp1800_dpbrdg_en_pins>;
+		enable-active-high;
+		regulator-boot-on;
+		gpio = <&pio 126 GPIO_ACTIVE_HIGH>;
+		vin-supply = <&mt6359_vio18_ldo_reg>;
+	};
+
 	/* system wide LDO 1.8V power rail */
 	pp1800_ldo_g: regulator-1v8-g {
 		compatible = "regulator-fixed";
@@ -34,6 +71,28 @@ pp1800_ldo_g: regulator-1v8-g {
 		vin-supply = <&pp3300_g>;
 	};
 
+	pp1800_mipibrdg: regulator-1v8-mipibrdg {
+		compatible = "regulator-fixed";
+		regulator-name = "pp1800_mipibrdg";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pp1800_mipibrdg_en_pins>;
+		enable-active-high;
+		regulator-boot-on;
+		gpio = <&pio 128 GPIO_ACTIVE_HIGH>;
+		vin-supply = <&mt6359_vio18_ldo_reg>;
+	};
+
+	pp3300_dpbrdg: regulator-3v3-dpbrdg {
+		compatible = "regulator-fixed";
+		regulator-name = "pp3300_dpbrdg";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pp3300_dpbrdg_en_pins>;
+		enable-active-high;
+		regulator-boot-on;
+		gpio = <&pio 26 GPIO_ACTIVE_HIGH>;
+		vin-supply = <&pp3300_g>;
+	};
+
 	/* system wide switching 3.3V power rail */
 	pp3300_g: regulator-3v3-g {
 		compatible = "regulator-fixed";
@@ -56,6 +115,17 @@ pp3300_ldo_z: regulator-3v3-z {
 		vin-supply = <&ppvar_sys>;
 	};
 
+	pp3300_mipibrdg: regulator-3v3-mipibrdg {
+		compatible = "regulator-fixed";
+		regulator-name = "pp3300_mipibrdg";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pp3300_mipibrdg_en_pins>;
+		enable-active-high;
+		regulator-boot-on;
+		gpio = <&pio 127 GPIO_ACTIVE_HIGH>;
+		vin-supply = <&pp3300_g>;
+	};
+
 	/* separately switched 3.3V power rail */
 	pp3300_u: regulator-3v3-u {
 		compatible = "regulator-fixed";
@@ -719,6 +789,48 @@ pins-wifi-kill {
 		};
 	};
 
+	pp1000_dpbrdg_en_pins: pp1000-dpbrdg-en-pins {
+		pins-en {
+			pinmux = <PINMUX_GPIO19__FUNC_GPIO19>;
+			output-low;
+		};
+	};
+
+	pp1000_mipibrdg_en_pins: pp1000-mipibrdg-en-pins {
+		pins-en {
+			pinmux = <PINMUX_GPIO129__FUNC_GPIO129>;
+			output-low;
+		};
+	};
+
+	pp1800_dpbrdg_en_pins: pp1800-dpbrdg-en-pins {
+		pins-en {
+			pinmux = <PINMUX_GPIO126__FUNC_GPIO126>;
+			output-low;
+		};
+	};
+
+	pp1800_mipibrdg_en_pins: pp1800-mipibrd-en-pins {
+		pins-en {
+			pinmux = <PINMUX_GPIO128__FUNC_GPIO128>;
+			output-low;
+		};
+	};
+
+	pp3300_dpbrdg_en_pins: pp3300-dpbrdg-en-pins {
+		pins-en {
+			pinmux = <PINMUX_GPIO26__FUNC_GPIO26>;
+			output-low;
+		};
+	};
+
+	pp3300_mipibrdg_en_pins: pp3300-mipibrdg-en-pins {
+		pins-en {
+			pinmux = <PINMUX_GPIO127__FUNC_GPIO127>;
+			output-low;
+		};
+	};
+
 	pp3300_wlan_pins: pp3300-wlan-pins {
 		pins-pcie-en-pp3300-wlan {
 			pinmux = <PINMUX_GPIO143__FUNC_GPIO143>;
-- 
2.37.3