From: Michael Riesch <michael.riesch@wolfvision.net>
To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org
Cc: Rob Herring <robh+dt@kernel.org>,
Heiko Stuebner <heiko@sntech.de>,
Michael Riesch <michael.riesch@wolfvision.net>,
Liang Chen <cl@rock-chips.com>,
sha@pengutronix.de
Subject: [PATCH 1/2] arm64: dts: rockchip: fix vcc3v3_lcd{0,1}_n regulators in rk3568-evb1-10
Date: Sat, 29 Jan 2022 17:24:39 +0100 [thread overview]
Message-ID: <20220129162440.5415-1-michael.riesch@wolfvision.net> (raw)
The voltages VCC3V3_LCD{0,1} can be enabled with the pins GPIO0_C7 and
GPIO0_C5, respectively. This patch modifies the device tree in order to
reflect this.
Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net>
---
.../boot/dts/rockchip/rk3568-evb1-v10.dts | 25 +++++++++++++++++--
1 file changed, 23 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
index 184e2aa2416a..197aaf7ee348 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
@@ -56,7 +56,13 @@ vcc5v0_sys: vcc5v0-sys {
vcc3v3_lcd0_n: vcc3v3-lcd0-n {
compatible = "regulator-fixed";
regulator-name = "vcc3v3_lcd0_n";
- regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpio = <&gpio0 RK_PC7 GPIO_ACTIVE_HIGH>;
+ vin-supply = <&vcc3v3_sys>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&vcc3v3_lcd0_n_en>;
regulator-state-mem {
regulator-off-in-suspend;
@@ -66,7 +72,13 @@ regulator-state-mem {
vcc3v3_lcd1_n: vcc3v3-lcd1-n {
compatible = "regulator-fixed";
regulator-name = "vcc3v3_lcd1_n";
- regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpio = <&gpio0 RK_PC5 GPIO_ACTIVE_HIGH>;
+ vin-supply = <&vcc3v3_sys>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&vcc3v3_lcd1_n_en>;
regulator-state-mem {
regulator-off-in-suspend;
@@ -339,6 +351,15 @@ rgmii_phy1: ethernet-phy@0 {
};
&pinctrl {
+ display {
+ vcc3v3_lcd0_n_en: vcc3v3_lcd0_n_en {
+ rockchip,pins = <0 RK_PC7 0 &pcfg_pull_none>;
+ };
+ vcc3v3_lcd1_n_en: vcc3v3_lcd1_n_en {
+ rockchip,pins = <0 RK_PC5 0 &pcfg_pull_none>;
+ };
+ };
+
pmic {
pmic_int: pmic_int {
rockchip,pins =
--
2.30.2
next reply other threads:[~2022-01-29 16:25 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-29 16:24 Michael Riesch [this message]
2022-01-29 16:24 ` [PATCH 2/2] arm64: dts: rockchip: add the touchscreen controller to rk3568-evb1-v10 Michael Riesch
2022-01-29 17:57 ` [PATCH 1/2] arm64: dts: rockchip: fix vcc3v3_lcd{0,1}_n regulators in rk3568-evb1-10 Heiko Stuebner
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