[PATCH 3/4] ARM: dts: rockchip: add display nodes for rk322x

Heiko Stuebner
2019-06-14T16:54:53Z

From: Justin Swartz <justin.swartz@risingedge.co.za>

Add display_subsystem, hdmi_phy, vop, and hdmi device nodes plus
a few hdmi pinctrl entries to allow for HDMI output.

Signed-off-by: Justin Swartz <justin.swartz@risingedge.co.za>
[added assigned-clock settings for hdmiphy output]
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
arch/arm/boot/dts/rk322x.dtsi | 83 +++++++++++++++++++++++++++++++++++
1 file changed, 83 insertions(+)

diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi
index da102fff96a2..148f9b5157ea 100644
--- a/arch/arm/boot/dts/rk322x.dtsi
+++ b/arch/arm/boot/dts/rk322x.dtsi
@@ -143,6 +143,11 @@
#clock-cells = <0>;
};

+ display_subsystem: display-subsystem {
+ compatible = "rockchip,display-subsystem";
+ ports = <&vop_out>;
+ };
+
i2s1: i2s1@100b0000 {
compatible = "rockchip,rk3228-i2s", "rockchip,rk3066-i2s";
reg = <0x100b0000 0x4000>;
@@ -529,6 +534,17 @@
status = "disabled";
};

+ hdmi_phy: hdmi-phy@12030000 {
+ compatible = "rockchip,rk3228-hdmi-phy";
+ reg = <0x12030000 0x10000>;
+ clocks = <&cru PCLK_HDMI_PHY>, <&xin24m>, <&cru DCLK_HDMI_PHY>;
+ clock-names = "sysclk", "refoclk", "refpclk";
+ #clock-cells = <0>;
+ clock-output-names = "hdmiphy_phy";
+ #phy-cells = <0>;
+ status = "disabled";
+ };
+
gpu: gpu@20000000 {
compatible = "rockchip,rk3228-mali", "arm,mali-400";
reg = <0x20000000 0x10000>;
@@ -572,6 +588,28 @@
status = "disabled";
};

+ vop: vop@20050000 {
+ compatible = "rockchip,rk3228-vop";
+ reg = <0x20050000 0x1ffc>;
+ interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cru ACLK_VOP>, <&cru DCLK_VOP>, <&cru HCLK_VOP>;
+ clock-names = "aclk_vop", "dclk_vop", "hclk_vop";
+ resets = <&cru SRST_VOP_A>, <&cru SRST_VOP_H>, <&cru SRST_VOP_D>;
+ reset-names = "axi", "ahb", "dclk";
+ iommus = <&vop_mmu>;
+ status = "disabled";
+
+ vop_out: port {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ vop_out_hdmi: endpoint@0 {
+ reg = <0>;
+ remote-endpoint = <&hdmi_in_vop>;
+ };
+ };
+ };
+
vop_mmu: iommu@20053f00 {
compatible = "rockchip,iommu";
reg = <0x20053f00 0x100>;
@@ -594,6 +632,36 @@
status = "disabled";
};

+ hdmi: hdmi@200a0000 {
+ compatible = "rockchip,rk3228-dw-hdmi";
+ reg = <0x200a0000 0x20000>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
+ assigned-clocks = <&cru SCLK_HDMI_PHY>;
+ assigned-clock-parents = <&hdmi_phy>;
+ clocks = <&cru SCLK_HDMI_HDCP>, <&cru PCLK_HDMI_CTRL>, <&cru SCLK_HDMI_CEC>;
+ clock-names = "isfr", "iahb", "cec";
+ pinctrl-names = "default";
+ pinctrl-0 = <&hdmii2c_xfer &hdmi_hpd &hdmi_cec>;
+ resets = <&cru SRST_HDMI_P>;
+ reset-names = "hdmi";
+ phys = <&hdmi_phy>;
+ phy-names = "hdmi";
+ rockchip,grf = <&grf>;
+ status = "disabled";
+
+ ports {
+ hdmi_in: port {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ hdmi_in_vop: endpoint@0 {
+ reg = <0>;
+ remote-endpoint = <&vop_out_hdmi>;
+ };
+ };
+ };
+ };
+
sdmmc: dwmmc@30000000 {
compatible = "rockchip,rk3228-dw-mshc", "rockchip,rk3288-dw-mshc";
reg = <0x30000000 0x4000>;
@@ -922,6 +990,21 @@
};
};

+ hdmi {
+ hdmi_hpd: hdmi-hpd {
+ rockchip,pins = <0 RK_PB7 1 &pcfg_pull_down>;
+ };
+
+ hdmii2c_xfer: hdmii2c-xfer {
+ rockchip,pins = <0 RK_PA6 2 &pcfg_pull_none>,
+ <0 RK_PA7 2 &pcfg_pull_none>;
+ };
+
+ hdmi_cec: hdmi-cec {
+ rockchip,pins = <0 RK_PC4 1 &pcfg_pull_none>;
+ };
+ };
+
i2c0 {
i2c0_xfer: i2c0-xfer {
rockchip,pins = <0 RK_PA0 1 &pcfg_pull_none>,
--
2.20.1