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From:   Neil Armstrong <narmstrong@baylibre.com>
To:     khilman@baylibre.com
Cc:     Neil Armstrong <narmstrong@baylibre.com>,
        linux-amlogic@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 1/5] arm64: dts: meson-g12a: Add VPU and HDMI related nodes
Date:   Mon,  8 Apr 2019 11:31:35 +0200
Message-Id: <20190408093139.27161-2-narmstrong@baylibre.com>
In-Reply-To: <20190408093139.27161-1-narmstrong@baylibre.com>
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Add VPU and HDMI display support.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
 arch/arm64/boot/dts/amlogic/meson-g12a.dtsi | 131 ++++++++++++++++++++
 1 file changed, 131 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
index 858ddd68665c..a696612f8f44 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
@@ -109,6 +109,37 @@
 			#size-cells = <2>;
 			ranges = <0x0 0x0 0x0 0xff600000 0x0 0x200000>;
 
+			hdmi_tx: hdmi-tx@0 {
+				compatible = "amlogic,meson-g12a-dw-hdmi";
+				reg = <0x0 0x0 0x0 0x10000>;
+				interrupts = <GIC_SPI 57 IRQ_TYPE_EDGE_RISING>;
+				resets = <&reset RESET_HDMITX_CAPB3>,
+					 <&reset RESET_HDMITX_PHY>,
+					 <&reset RESET_HDMITX>;
+				reset-names = "hdmitx_apb", "hdmitx", "hdmitx_phy";
+				clocks = <&clkc CLKID_HDMI>,
+					 <&clkc CLKID_HTX_PCLK>,
+					 <&clkc CLKID_VPU_INTR>;
+				clock-names = "isfr", "iahb", "venci";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				status = "disabled";
+
+				/* VPU VENC Input */
+				hdmi_tx_venc_port: port@0 {
+					reg = <0>;
+
+					hdmi_tx_in: endpoint {
+						remote-endpoint = <&hdmi_tx_out>;
+					};
+				};
+
+				/* TMDS Output */
+				hdmi_tx_tmds_port: port@1 {
+					reg = <1>;
+				};
+			};
+
 			periphs: bus@34400 {
 				compatible = "simple-bus";
 				reg = <0x0 0x34400 0x0 0x400>;
@@ -138,6 +169,23 @@
 						gpio-ranges = <&periphs_pinctrl 0 0 86>;
 					};
 
+					hdmitx_ddc_pins: hdmitx_ddc {
+						mux {
+							groups = "hdmitx_sda",
+								 "hdmitx_sck";
+							function = "hdmitx";
+							bias-disable;
+						};
+					};
+
+					hdmitx_hpd_pins: hdmitx_hpd {
+						mux {
+							groups = "hdmitx_hpd_in";
+							function = "hdmitx";
+							bias-disable;
+						};
+					};
+
 					uart_a_pins: uart-a {
 						mux {
 							groups = "uart_a_tx",
@@ -195,6 +243,19 @@
 				#phy-cells = <0>;
 			};
 
+			dmc: bus@38000 {
+				compatible = "simple-bus";
+				reg = <0x0 0x38000 0x0 0x400>;
+				#address-cells = <2>;
+				#size-cells = <2>;
+				ranges = <0x0 0x0 0x0 0x38000 0x0 0x400>;
+
+				canvas: video-lut@48 {
+					compatible = "amlogic,canvas";
+					reg = <0x0 0x48 0x0 0x14>;
+				};
+			};
+
 			usb2_phy1: phy@3a000 {
 				compatible = "amlogic,g12a-usb2-phy";
 				reg = <0x0 0x3a000 0x0 0x2000>;
@@ -262,6 +323,50 @@
 					clock-names = "xtal", "mpeg-clk";
 				};
 
+				pwrc_vpu: power-controller-vpu {
+					compatible = "amlogic,meson-g12a-pwrc-vpu";
+					#power-domain-cells = <0>;
+					amlogic,hhi-sysctrl = <&hhi>;
+					resets = <&reset RESET_VIU>,
+						 <&reset RESET_VENC>,
+						 <&reset RESET_VCBUS>,
+						 <&reset RESET_BT656>,
+						 <&reset RESET_RDMA>,
+						 <&reset RESET_VENCI>,
+						 <&reset RESET_VENCP>,
+						 <&reset RESET_VDAC>,
+						 <&reset RESET_VDI6>,
+						 <&reset RESET_VENCL>,
+						 <&reset RESET_VID_LOCK>;
+					clocks = <&clkc CLKID_VPU>,
+						 <&clkc CLKID_VAPB>;
+					clock-names = "vpu", "vapb";
+					/*
+					 * VPU clocking is provided by two identical clock paths
+					 * VPU_0 and VPU_1 muxed to a single clock by a glitch
+					 * free mux to safely change frequency while running.
+					 * Same for VAPB but with a final gate after the glitch free mux.
+					 */
+					assigned-clocks = <&clkc CLKID_VPU_0_SEL>,
+							  <&clkc CLKID_VPU_0>,
+							  <&clkc CLKID_VPU>, /* Glitch free mux */
+							  <&clkc CLKID_VAPB_0_SEL>,
+							  <&clkc CLKID_VAPB_0>,
+							  <&clkc CLKID_VAPB_SEL>; /* Glitch free mux */
+					assigned-clock-parents = <&clkc CLKID_FCLK_DIV3>,
+								 <0>, /* Do Nothing */
+								 <&clkc CLKID_VPU_0>,
+								 <&clkc CLKID_FCLK_DIV4>,
+								 <0>, /* Do Nothing */
+								 <&clkc CLKID_VAPB_0>;
+					assigned-clock-rates = <0>, /* Do Nothing */
+							       <666666666>,
+							       <0>, /* Do Nothing */
+							       <0>, /* Do Nothing */
+							       <250000000>,
+							       <0>; /* Do Nothing */
+				};
+
 				ao_pinctrl: pinctrl@14 {
 					compatible = "amlogic,meson-g12a-aobus-pinctrl";
 					#address-cells = <2>;
@@ -341,6 +446,32 @@
 			};
 		};
 
+		vpu: vpu@ff900000 {
+			compatible = "amlogic,meson-g12a-vpu";
+			reg = <0x0 0xff900000 0x0 0x100000>,
+			      <0x0 0xff63c000 0x0 0x1000>;
+			reg-names = "vpu", "hhi";
+			interrupts = <GIC_SPI 3 IRQ_TYPE_EDGE_RISING>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			amlogic,canvas = <&canvas>;
+			power-domains = <&pwrc_vpu>;
+
+			/* CVBS VDAC output port */
+			cvbs_vdac_port: port@0 {
+				reg = <0>;
+			};
+
+			/* HDMI-TX output port */
+			hdmi_tx_port: port@1 {
+				reg = <1>;
+
+				hdmi_tx_out: endpoint {
+					remote-endpoint = <&hdmi_tx_in>;
+				};
+			};
+		};
+
 		gic: interrupt-controller@ffc01000 {
 			compatible = "arm,gic-400";
 			reg = <0x0 0xffc01000 0 0x1000>,
-- 
2.21.0