[PATCH 6/7] ARM: dts: rockchip: Add DPHY for RK3128

Alex Bee knaerzche at gmail.com
Mon May 6 12:43:41 PDT 2024


The InnoSilicon DPHY found in RK3128 SoCs supports DSI/LVDS/TTL with a
maximum transfer rate of 1 Gbps per lane. While at it also add the newly
exported PCLK_MIPIPHY clock id to RK3128_PD_VIO powerdomain as the phy is
part of it.

Signed-off-by: Alex Bee <knaerzche at gmail.com>
---
 arch/arm/boot/dts/rockchip/rk3128.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm/boot/dts/rockchip/rk3128.dtsi b/arch/arm/boot/dts/rockchip/rk3128.dtsi
index fb98873fd94e..d16a9d03ba2b 100644
--- a/arch/arm/boot/dts/rockchip/rk3128.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3128.dtsi
@@ -216,6 +216,7 @@ power-domain at RK3128_PD_VIO {
 					 <&cru ACLK_LCDC0>,
 					 <&cru HCLK_LCDC0>,
 					 <&cru PCLK_MIPI>,
+					 <&cru PCLK_MIPIPHY>,
 					 <&cru ACLK_RGA>,
 					 <&cru HCLK_RGA>,
 					 <&cru ACLK_VIO0>,
@@ -496,6 +497,18 @@ hdmi_out: port at 1 {
 		};
 	};
 
+	dphy: phy at 20038000 {
+		compatible = "rockchip,rk3128-dsi-dphy";
+		reg = <0x20038000 0x4000>;
+		clocks = <&cru SCLK_MIPI_24M>, <&cru PCLK_MIPIPHY>;
+		clock-names = "ref", "pclk";
+		resets = <&cru SRST_MIPIPHY_P>;
+		reset-names = "apb";
+		power-domains = <&power RK3128_PD_VIO>;
+		#phy-cells = <0>;
+		status = "disabled";
+	};
+
 	timer0: timer at 20044000 {
 		compatible = "rockchip,rk3128-timer", "rockchip,rk3288-timer";
 		reg = <0x20044000 0x20>;
-- 
2.43.2




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