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ARM: dts: exynos: add missing HDMI supplies on SMDK5250
authorKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Tue, 8 Feb 2022 17:18:14 +0000 (18:18 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 20 Apr 2022 07:08:11 +0000 (09:08 +0200)
commit 60a9914cb2061ba612a3f14f6ad329912b486360 upstream.

Add required VDD supplies to HDMI block on SMDK5250.  Without them, the
HDMI driver won't probe.  Because of lack of schematics, use same
supplies as on Arndale 5250 board (voltage matches).

Cc: <stable@vger.kernel.org> # v3.15+
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20220208171823.226211-2-krzysztof.kozlowski@canonical.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/arm/boot/dts/exynos5250-smdk5250.dts patch | blob | blame | history

diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 5065e6bf37786a350c78051f55861fc076541a38..a3c4b9e03fbf714efc9e739a8391e7aaba895a0e 100644 (file)
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -117,6 +117,9 @@
 
 &hdmi {
        hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
+       vdd-supply = <&ldo8_reg>;
+       vdd_osc-supply = <&ldo10_reg>;
+       vdd_pll-supply = <&ldo8_reg>;
 };
 
 &i2c_0 {