drm/sti: add display support on stih418 family

[PATCH 14/14] ARM: dts: sti: enable basic display on stih418-b2264 board

Posted by Alain Volmat 2 years, 1 month ago

Enable the compositor, tvout, hdmi and gpu on the B2264 board.

Signed-off-by: Alain Volmat <avolmat@me.com>
---
 arch/arm/boot/dts/st/stih418-b2264.dts | 34 ++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/arch/arm/boot/dts/st/stih418-b2264.dts b/arch/arm/boot/dts/st/stih418-b2264.dts
index fc32a03073b6..35bf618e0783 100644
--- a/arch/arm/boot/dts/st/stih418-b2264.dts
+++ b/arch/arm/boot/dts/st/stih418-b2264.dts
@@ -96,6 +96,14 @@ st,pins {
 			};
 		};
 
+		hdmiddc: i2c@9541000 {
+			/* HDMI V1.3a supports Standard mode only */
+			clock-frequency = <100000>;
+			st,i2c-min-scl-pulse-width-us = <0>;
+			st,i2c-min-sda-pulse-width-us = <5>;
+
+			status = "okay";
+		};
 	};
 };
 
@@ -149,3 +157,29 @@ &spifsm {
 &st_dwc3 {
 	status = "okay";
 };
+
+&sti_compo {
+	status = "okay";
+};
+
+&sti_tvout {
+	status = "okay";
+};
+
+&sti_hdmi {
+	ddc = <&hdmiddc>;
+
+	status = "okay";
+};
+
+&vtg_main {
+	status = "okay";
+};
+
+&vtg_aux {
+	status = "okay";
+};
+
+&gpu {
+	status = "okay";
+};
-- 
2.34.1

Re: [PATCH 14/14] ARM: dts: sti: enable basic display on stih418-b2264 board

Posted by Krzysztof Kozlowski 2 years, 1 month ago

On 27/07/2023 23:51, Alain Volmat wrote:
> Enable the compositor, tvout, hdmi and gpu on the B2264 board.
> 
> Signed-off-by: Alain Volmat <avolmat@me.com>
> ---
>  arch/arm/boot/dts/st/stih418-b2264.dts | 34 ++++++++++++++++++++++++++
>  1 file changed, 34 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/st/stih418-b2264.dts b/arch/arm/boot/dts/st/stih418-b2264.dts
> index fc32a03073b6..35bf618e0783 100644
> --- a/arch/arm/boot/dts/st/stih418-b2264.dts
> +++ b/arch/arm/boot/dts/st/stih418-b2264.dts
> @@ -96,6 +96,14 @@ st,pins {
>  			};
>  		};
>  
> +		hdmiddc: i2c@9541000 {

You should really override by labels/phandles...


Best regards,
Krzysztof