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 --- arch/arm/boot/dts/exynos5250-smdk5250.dts | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index 65d2474f83eb..21fbbf3d8684 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -118,6 +118,9 @@ &hdmi { status = "okay"; ddc = <&i2c_2>; hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>; + vdd-supply = <&ldo8_reg>; + vdd_osc-supply = <&ldo10_reg>; + vdd_pll-supply = <&ldo8_reg>; };
&i2c_0 {
-----Original Message----- From: Krzysztof Kozlowski [mailto:krzysztof.kozlowski@canonical.com] Sent: Tuesday, February 8, 2022 10:48 PM To: Inki Dae inki.dae@samsung.com; Joonyoung Shim jy0922.shim@samsung.com; Seung-Woo Kim sw0312.kim@samsung.com; Kyungmin Park kyungmin.park@samsung.com; David Airlie airlied@linux.ie; Daniel Vetter daniel@ffwll.ch; Rob Herring robh+dt@kernel.org; Krzysztof Kozlowski krzysztof.kozlowski@canonical.com; Alim Akhtar alim.akhtar@samsung.com; Kishon Vijay Abraham I kishon@ti.com; Vinod Koul vkoul@kernel.org; dri-devel@lists.freedesktop.org; devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; linux- samsung-soc@vger.kernel.org; linux-kernel@vger.kernel.org; linux- phy@lists.infradead.org Cc: Marek Szyprowski m.szyprowski@samsung.com; Sylwester Nawrocki snawrocki@kernel.org; stable@vger.kernel.org Subject: [PATCH 01/10] ARM: dts: exynos: add missing HDMI supplies on SMDK5250
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
arch/arm/boot/dts/exynos5250-smdk5250.dts | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index 65d2474f83eb..21fbbf3d8684 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -118,6 +118,9 @@ &hdmi { status = "okay"; ddc = <&i2c_2>; hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
- vdd-supply = <&ldo8_reg>;
- vdd_osc-supply = <&ldo10_reg>;
- vdd_pll-supply = <&ldo8_reg>;
};
Cross checked with SMDK schematic, looks correct.
Reviewed-by: Alim Akhtar alim.akhtar@samsung.com
&i2c_0 {
2.32.0
On Tue, 8 Feb 2022 18:18:14 +0100, Krzysztof Kozlowski wrote:
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).
Applied, thanks!
[01/10] ARM: dts: exynos: add missing HDMI supplies on SMDK5250 commit: 60a9914cb2061ba612a3f14f6ad329912b486360
Best regards,
linux-stable-mirror@lists.linaro.org
-
Alim Akhtar -
Krzysztof Kozlowski