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From: andrey.lebedev@gmail.com
To: mripard@kernel.org, wens@csie.org, airlied@linux.ie,
	daniel@ffwll.ch, dri-devel@lists.freedesktop.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Cc: linux-sunxi@googlegroups.com, Andrey Lebedev <andrey@lebedev.lt>
Subject: [PATCH v2 2/2] ARM: sun7i: dts: Add LVDS panel support on A20
Date: Thu, 13 Feb 2020 00:23:57 +0200	[thread overview]
Message-ID: <20200212222355.17141-2-andrey.lebedev@gmail.com> (raw)
In-Reply-To: <20200210195633.GA21832@kedthinkpad>

From: Andrey Lebedev <andrey@lebedev.lt>

Define pins for LVDS channels 0 and 1, configure reset line for tcon0 and
provide sample LVDS panel, connected to tcon0.

Signed-off-by: Andrey Lebedev <andrey@lebedev.lt>
---
 arch/arm/boot/dts/sun7i-a20.dtsi | 45 +++++++++++++++++++++++++++++---
 1 file changed, 42 insertions(+), 3 deletions(-)

diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 92b5be97085d..b05fdf8df32e 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -47,6 +47,7 @@
 #include <dt-bindings/dma/sun4i-a10.h>
 #include <dt-bindings/clock/sun7i-a20-ccu.h>
 #include <dt-bindings/reset/sun4i-a10-ccu.h>
+#include <dt-bindings/pinctrl/sun4i-a10.h>
 
 / {
 	interrupt-parent = <&gic>;
@@ -407,8 +408,8 @@
 			compatible = "allwinner,sun7i-a20-tcon";
 			reg = <0x01c0c000 0x1000>;
 			interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
-			resets = <&ccu RST_TCON0>;
-			reset-names = "lcd";
+			resets = <&ccu RST_TCON0>, <&ccu RST_LVDS>;
+			reset-names = "lcd", "lvds";
 			clocks = <&ccu CLK_AHB_LCD0>,
 				 <&ccu CLK_TCON0_CH0>,
 				 <&ccu CLK_TCON0_CH1>;
@@ -444,6 +445,11 @@
 					#size-cells = <0>;
 					reg = <1>;
 
+					tcon0_out_lvds: endpoint@0 {
+						reg = <0>;
+						remote-endpoint = <&lvds_in_tcon0>;
+						allwinner,tcon-channel = <0>;
+					};
 					tcon0_out_hdmi: endpoint@1 {
 						reg = <1>;
 						remote-endpoint = <&hdmi_in_tcon0>;
@@ -686,6 +692,19 @@
 			};
 		};
 
+		lvds_panel: panel@1c16500 {
+			compatible = "panel-lvds";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+
+			port {
+				lvds_in_tcon0: endpoint {
+					remote-endpoint = <&tcon0_out_lvds>;
+				};
+			};
+		};
+
 		spi2: spi@1c17000 {
 			compatible = "allwinner,sun4i-a10-spi";
 			reg = <0x01c17000 0x1000>;
@@ -872,7 +891,7 @@
 			gmac_rgmii_pins: gmac-rgmii-pins {
 				pins = "PA0", "PA1", "PA2",
 				       "PA3", "PA4", "PA5", "PA6",
-				        "PA7", "PA8", "PA10",
+					"PA7", "PA8", "PA10",
 				       "PA11", "PA12", "PA13",
 				       "PA15", "PA16";
 				function = "gmac";
@@ -1162,6 +1181,26 @@
 				pins = "PI20", "PI21";
 				function = "uart7";
 			};
+
+			/omit-if-no-ref/
+			lcd_lvds0_pins: lcd_lvds0_pins {
+				allwinner,pins =
+					"PD0", "PD1", "PD2", "PD3", "PD4",
+					"PD5", "PD6", "PD7", "PD8", "PD9";
+				allwinner,function = "lvds0";
+				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+			};
+
+			/omit-if-no-ref/
+			lcd_lvds1_pins: lcd_lvds1_pins {
+				allwinner,pins =
+					"PD10", "PD11", "PD12", "PD13", "PD14",
+					"PD15", "PD16", "PD17", "PD18", "PD19";
+				allwinner,function = "lvds1";
+				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+			};
 		};
 
 		timer@1c20c00 {
-- 
2.20.1


  parent reply	other threads:[~2020-02-12 22:25 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-10 19:56 [PATCH 1/1] Support LVDS output on Allwinner A20 Andrey Lebedev
2020-02-11  7:20 ` Maxime Ripard
2020-02-11 20:48   ` Andrey Lebedev
2020-02-12 12:53     ` Maxime Ripard
2020-02-12 22:46       ` Andrey Lebedev
2020-02-13  9:24         ` Maxime Ripard
2020-02-13 18:11           ` Andrey Lebedev
2020-02-14  7:58             ` Maxime Ripard
2020-02-12 22:23 ` [PATCH v2 1/2] ARM: sun7i: " andrey.lebedev
2020-02-13  9:32   ` Maxime Ripard
2020-02-12 22:23 ` andrey.lebedev [this message]
2020-02-13  9:43   ` [PATCH v2 2/2] ARM: sun7i: dts: Add LVDS panel support on A20 Maxime Ripard
2020-02-13 20:08     ` Andrey Lebedev
2020-02-14  7:52       ` Maxime Ripard
2020-02-14  8:43         ` Andrey Lebedev
2020-02-14  8:53           ` Maxime Ripard
2020-02-14 21:32             ` Andrey Lebedev
2020-02-17 17:51               ` Maxime Ripard
2020-02-18 17:50                 ` Andrey Lebedev
2020-02-19 12:06                   ` Maxime Ripard
2020-02-13 20:18 ` [PATCH v3 1/3] drm/sun4i: tcon: Introduce LVDS setup routine setting Andrey Lebedev
2020-02-13 20:18 ` [PATCH v3 2/3] drm/sun4i: tcon: Support LVDS output on Allwinner A20 Andrey Lebedev
2020-02-13 20:18 ` [PATCH v3 3/3] ARM: dts: sun7i: Add LVDS panel support on A20 Andrey Lebedev
2020-02-14  8:55   ` Maxime Ripard
2020-02-19 18:08 ` PATCH v4 Andrey Lebedev
2020-02-19 18:08   ` [PATCH 1/5] drm/sun4i: tcon: Introduce LVDS setup routine setting Andrey Lebedev
2020-02-20 17:21     ` Maxime Ripard
2020-02-20 18:19       ` Andrey Lebedev
2020-02-19 18:08   ` [PATCH 2/5] drm/sun4i: tcon: Separate quirks for tcon0 and tcon1 on A20 Andrey Lebedev
2020-02-20 17:22     ` Maxime Ripard
2020-02-19 18:08   ` [PATCH 3/5] ARM: dts: sun7i: Add LVDS panel support " Andrey Lebedev
2020-02-20 17:23     ` Maxime Ripard
2020-02-19 18:08   ` [PATCH 4/5] dt-bindings: display: sun4i: New compatibles for A20 tcons Andrey Lebedev
2020-02-20 17:24     ` Maxime Ripard
2020-02-19 18:08   ` [PATCH 5/5] drm/sun4i: tcon: Support LVDS output on Allwinner A20 Andrey Lebedev
2020-02-20 17:25     ` Maxime Ripard
2020-04-01 10:59       ` Andrey Lebedev
2020-04-01 12:14         ` Maxime Ripard

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