| Message ID | 20220208171823.226211-2-krzysztof.kozlowski@canonical.com |
|---|---|
| State | Accepted |
| Commit | 60a9914cb2061ba612a3f14f6ad329912b486360 |
| Headers | show |
| Series | [01/10] ARM: dts: exynos: add missing HDMI supplies on SMDK5250 | expand |
>-----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
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 {
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(+)