From: Thierry Reding <treding@nvidia.com>
Date: Thu, 11 Jun 2020 17:59:25 +0000 (+0200)
Subject: ARM: tegra: Add parent clock to DSI output
X-Git-Tag: howlett/maple_spf/20210104~1384^2~46^2~8
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=eb6563a681e2fdf5e33a3ede03c8768059d3a8d3;p=users%2Fjedix%2Flinux-maple.git

ARM: tegra: Add parent clock to DSI output

The DSI output needs to specify a parent clock that will be used to
drive both the output and the display controller.

Signed-off-by: Thierry Reding <treding@nvidia.com>
---

diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 899ec5a1e1f9a..72a4211a618f3 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -156,7 +156,9 @@
 		dsi@54300000 {
 			compatible = "nvidia,tegra20-dsi";
 			reg = <0x54300000 0x00040000>;
-			clocks = <&tegra_car TEGRA20_CLK_DSI>;
+			clocks = <&tegra_car TEGRA20_CLK_DSI>,
+				 <&tegra_car TEGRA20_CLK_PLL_D_OUT0>;
+			clock-names = "dsi", "parent";
 			resets = <&tegra_car 48>;
 			reset-names = "dsi";
 			status = "disabled";
diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi
index 2007c603aba2e..08d0ee4ad7c1a 100644
--- a/arch/arm/boot/dts/tegra30.dtsi
+++ b/arch/arm/boot/dts/tegra30.dtsi
@@ -257,7 +257,9 @@
 		dsi@54300000 {
 			compatible = "nvidia,tegra30-dsi";
 			reg = <0x54300000 0x00040000>;
-			clocks = <&tegra_car TEGRA30_CLK_DSIA>;
+			clocks = <&tegra_car TEGRA30_CLK_DSIA>,
+				 <&tegra_car TEGRA30_CLK_PLL_D_OUT0>;
+			clock-names = "dsi", "parent";
 			resets = <&tegra_car 48>;
 			reset-names = "dsi";
 			status = "disabled";