[RFCv1 11/42] ARM: dts: omap: add channel to DSI panels

[Sebastian Reichel]

The standard binding for DSI requires, that the channel number
of the panel is encoded in DT. This adds the channel number in
all OMAP3-5 boards, in preparation for using common infrastructure.

Signed-off-by: Sebastian Reichel <sebastian.reichel at collabora.com>
---
 .../devicetree/bindings/display/panel/panel-dsi-cm.txt      | 4 +++-
 arch/arm/boot/dts/omap3-n950.dts                            | 3 ++-
 arch/arm/boot/dts/omap3.dtsi                                | 3 +++
 arch/arm/boot/dts/omap4-droid4-xt894.dts                    | 3 ++-
 arch/arm/boot/dts/omap4-sdp.dts                             | 6 ++++--
 arch/arm/boot/dts/omap4.dtsi                                | 6 ++++++
 arch/arm/boot/dts/omap5.dtsi                                | 6 ++++++
 7 files changed, 26 insertions(+), 5 deletions(-)

diff --git a/Documentation/devicetree/bindings/display/panel/panel-dsi-cm.txt b/Documentation/devicetree/bindings/display/panel/panel-dsi-cm.txt
index dce48eb9db57..f92d5c9adfc5 100644
--- a/Documentation/devicetree/bindings/display/panel/panel-dsi-cm.txt
+++ b/Documentation/devicetree/bindings/display/panel/panel-dsi-cm.txt
@@ -3,6 +3,7 @@ Generic MIPI DSI Command Mode Panel
 
 Required properties:
 - compatible: "panel-dsi-cm"
+- reg: DSI channel number
 
 Optional properties:
 - label: a symbolic name for the panel
@@ -15,9 +16,10 @@ Required nodes:
 Example
 -------
 
-lcd0: display {
+lcd0: panel at 0 {
 	compatible = "tpo,taal", "panel-dsi-cm";
 	label = "lcd0";
+	reg = <0>;
 
 	reset-gpios = <&gpio4 6 GPIO_ACTIVE_HIGH>;
 
diff --git a/arch/arm/boot/dts/omap3-n950.dts b/arch/arm/boot/dts/omap3-n950.dts
index 9886bf8b90ab..d1dfafde351e 100644
--- a/arch/arm/boot/dts/omap3-n950.dts
+++ b/arch/arm/boot/dts/omap3-n950.dts
@@ -225,8 +225,9 @@
 		};
 	};
 
-	lcd0: display {
+	lcd0: panel at 0 {
 		compatible = "nokia,himalaya", "panel-dsi-cm";
+		reg = <0>;
 		label = "lcd0";
 
 		pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index 4043ecb38016..b872b933f2cb 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -771,6 +771,9 @@
 				ti,hwmods = "dss_dsi1";
 				clocks = <&dss1_alwon_fck>, <&dss2_alwon_fck>;
 				clock-names = "fck", "sys_clk";
+
+				#address-cells = <1>;
+				#size-cells = <0>;
 			};
 
 			rfbi: encoder at 48050800 {
diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts
index a40fe8d49da6..6af0a9288940 100644
--- a/arch/arm/boot/dts/omap4-droid4-xt894.dts
+++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts
@@ -202,8 +202,9 @@
 		};
 	};
 
-	lcd0: display {
+	lcd0: panel at 0 {
 		compatible = "panel-dsi-cm";
+		reg = <0>;
 		label = "lcd0";
 		vddi-supply = <&lcd_regulator>;
 		reset-gpios = <&gpio4 5 GPIO_ACTIVE_HIGH>;	/* gpio101 */
diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
index 91480ac1f328..8a8307517dab 100644
--- a/arch/arm/boot/dts/omap4-sdp.dts
+++ b/arch/arm/boot/dts/omap4-sdp.dts
@@ -662,8 +662,9 @@
 		};
 	};
 
-	lcd0: display {
+	lcd0: panel at 0 {
 		compatible = "tpo,taal", "panel-dsi-cm";
+		reg = <0>;
 		label = "lcd0";
 
 		reset-gpios = <&gpio4 6 GPIO_ACTIVE_HIGH>;	/* 102 */
@@ -687,8 +688,9 @@
 		};
 	};
 
-	lcd1: display {
+	lcd1: panel at 0 {
 		compatible = "tpo,taal", "panel-dsi-cm";
+		reg = <0>;
 		label = "lcd1";
 
 		reset-gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>;	/* 104 */
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index 7cc95bc1598b..a0807cd90eff 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -403,6 +403,9 @@
 				clocks = <&l3_dss_clkctrl OMAP4_DSS_CORE_CLKCTRL 8>,
 					 <&l3_dss_clkctrl OMAP4_DSS_CORE_CLKCTRL 10>;
 				clock-names = "fck", "sys_clk";
+
+				#address-cells = <1>;
+				#size-cells = <0>;
 			};
 
 			dsi2: encoder at 58005000 {
@@ -417,6 +420,9 @@
 				clocks = <&l3_dss_clkctrl OMAP4_DSS_CORE_CLKCTRL 8>,
 					 <&l3_dss_clkctrl OMAP4_DSS_CORE_CLKCTRL 10>;
 				clock-names = "fck", "sys_clk";
+
+				#address-cells = <1>;
+				#size-cells = <0>;
 			};
 
 			hdmi: encoder at 58006000 {
diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi
index 1fb7937638f0..05fd27a1f42e 100644
--- a/arch/arm/boot/dts/omap5.dtsi
+++ b/arch/arm/boot/dts/omap5.dtsi
@@ -321,6 +321,9 @@
 				clocks = <&dss_clkctrl OMAP5_DSS_CORE_CLKCTRL 8>,
 					 <&dss_clkctrl OMAP5_DSS_CORE_CLKCTRL 10>;
 				clock-names = "fck", "sys_clk";
+
+				#address-cells = <1>;
+				#size-cells = <0>;
 			};
 
 			dsi2: encoder at 58005000 {
@@ -335,6 +338,9 @@
 				clocks = <&dss_clkctrl OMAP5_DSS_CORE_CLKCTRL 8>,
 					 <&dss_clkctrl OMAP5_DSS_CORE_CLKCTRL 10>;
 				clock-names = "fck", "sys_clk";
+
+				#address-cells = <1>;
+				#size-cells = <0>;
 			};
 
 			hdmi: encoder at 58060000 {
-- 
2.24.0