dt-bindings: display: rockchip,inno-hdmi: Fix Document of RK3036 compatible

The RK3036 HDMI DDC bus requires it's PHY's reference clock to be enabled
first before normal DDC communication can be carried out.

Therefore, both RK3036 and RK3128 HDMI require two identical clocks.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Reviewed-by: "Rob Herring (Arm)" <robh@kernel.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20250422070455.432666-2-andyshrk@163.com
This commit is contained in:
Andy Yan 2025-04-22 15:04:40 +08:00 committed by Heiko Stuebner
parent 57d6811e8a
commit c0673bb356

View File

@ -23,13 +23,11 @@ properties:
maxItems: 1
clocks:
minItems: 1
items:
- description: The HDMI controller main clock
- description: The HDMI PHY reference clock
clock-names:
minItems: 1
items:
- const: pclk
- const: ref
@ -87,11 +85,6 @@ allOf:
const: rockchip,rk3128-inno-hdmi
then:
properties:
clocks:
minItems: 2
clock-names:
minItems: 2
required:
- power-domains
@ -106,8 +99,8 @@ examples:
compatible = "rockchip,rk3036-inno-hdmi";
reg = <0x20034000 0x4000>;
interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cru PCLK_HDMI>;
clock-names = "pclk";
clocks = <&cru PCLK_HDMI>, <&cru SCLK_LCDC>;
clock-names = "pclk", "ref";
pinctrl-names = "default";
pinctrl-0 = <&hdmi_ctl>;
#sound-dai-cells = <0>;