From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ajay Kumar Subject: [PATCH V3 1/2] ARM: dts: Add DT changes for display on snow Date: Mon, 01 Sep 2014 16:06:31 +0530 Message-ID: <1409567792-8281-1-git-send-email-ajaykumar.rs@samsung.com> Return-path: Sender: linux-samsung-soc-owner@vger.kernel.org To: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org Cc: kgene.kim@samsung.com, thierry.reding@gmail.com, seanpaul@google.com, ajaynumb@gmail.com, joshi@samsung.com, prashanth.g@samsung.com, Ajay Kumar List-Id: devicetree@vger.kernel.org Add DT nodes for ptn3460 bridge chip and panel. Add backlight enable pin and backlight power supply for pwm-backlight. Also add bridge phandle needed by dp to enable display on snow. Signed-off-by: Ajay Kumar --- Changes since V1: -- Remove "simple-panel" compatible string. -- Use GPIO_ACTIVE_HIGH instead of 0. -- Change panel node naming from "panel-simple" to "panel". Changes since V2: -- Use proper compatible string: "auo,b116xw03" arch/arm/boot/dts/exynos5250-snow.dts | 41 ++++++++++++++++++--------------- 1 file changed, 22 insertions(+), 19 deletions(-) diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts index f2b8c41..1ac9709 100644 --- a/arch/arm/boot/dts/exynos5250-snow.dts +++ b/arch/arm/boot/dts/exynos5250-snow.dts @@ -9,6 +9,7 @@ */ /dts-v1/; +#include #include "exynos5250.dtsi" #include "exynos5250-cros-common.dtsi" @@ -181,7 +182,7 @@ dcdc3 { ti,enable-ext-control; }; - fet1 { + fet1: fet1 { regulator-name = "vcd_led"; ti,overcurrent-wait = <3>; }; @@ -204,7 +205,7 @@ regulator-always-on; ti,overcurrent-wait = <3>; }; - fet6 { + fet6: fet6 { regulator-name = "lcd_vdd"; ti,overcurrent-wait = <3>; }; @@ -253,6 +254,15 @@ pinctrl-0 = <&max98095_en>; pinctrl-names = "default"; }; + + ptn3460: lvds-bridge@20 { + compatible = "nxp,ptn3460"; + reg = <0x20>; + powerdown-gpios = <&gpy2 5 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpx1 5 GPIO_ACTIVE_HIGH>; + edid-emulation = <5>; + panel = <&panel>; + }; }; i2s0: i2s@03830000 { @@ -300,11 +310,13 @@ vdd_pll-supply = <&ldo8_reg>; }; - backlight { + backlight: backlight { compatible = "pwm-backlight"; pwms = <&pwm 0 1000000 0>; brightness-levels = <0 100 500 1000 1500 2000 2500 2800>; default-brightness-level = <7>; + enable-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>; + power-supply = <&fet1>; pinctrl-0 = <&pwm0_out>; pinctrl-names = "default"; }; @@ -314,6 +326,12 @@ samsung,invert-vclk; }; + panel: panel { + compatible = "auo,b116xw03"; + power-supply = <&fet6>; + backlight = <&backlight>; + }; + dp-controller@145B0000 { status = "okay"; pinctrl-names = "default"; @@ -325,22 +343,7 @@ samsung,link-rate = <0x0a>; samsung,lane-count = <2>; samsung,hpd-gpio = <&gpx0 7 0>; - - display-timings { - native-mode = <&timing1>; - - timing1: timing@1 { - clock-frequency = <70589280>; - hactive = <1366>; - vactive = <768>; - hfront-porch = <40>; - hback-porch = <40>; - hsync-len = <32>; - vback-porch = <10>; - vfront-porch = <12>; - vsync-len = <6>; - }; - }; + bridge = <&ptn3460>; }; }; -- 1.7.9.5 From mboxrd@z Thu Jan 1 00:00:00 1970 From: ajaykumar.rs@samsung.com (Ajay Kumar) Date: Mon, 01 Sep 2014 16:06:31 +0530 Subject: [PATCH V3 1/2] ARM: dts: Add DT changes for display on snow Message-ID: <1409567792-8281-1-git-send-email-ajaykumar.rs@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add DT nodes for ptn3460 bridge chip and panel. Add backlight enable pin and backlight power supply for pwm-backlight. Also add bridge phandle needed by dp to enable display on snow. Signed-off-by: Ajay Kumar --- Changes since V1: -- Remove "simple-panel" compatible string. -- Use GPIO_ACTIVE_HIGH instead of 0. -- Change panel node naming from "panel-simple" to "panel". Changes since V2: -- Use proper compatible string: "auo,b116xw03" arch/arm/boot/dts/exynos5250-snow.dts | 41 ++++++++++++++++++--------------- 1 file changed, 22 insertions(+), 19 deletions(-) diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts index f2b8c41..1ac9709 100644 --- a/arch/arm/boot/dts/exynos5250-snow.dts +++ b/arch/arm/boot/dts/exynos5250-snow.dts @@ -9,6 +9,7 @@ */ /dts-v1/; +#include #include "exynos5250.dtsi" #include "exynos5250-cros-common.dtsi" @@ -181,7 +182,7 @@ dcdc3 { ti,enable-ext-control; }; - fet1 { + fet1: fet1 { regulator-name = "vcd_led"; ti,overcurrent-wait = <3>; }; @@ -204,7 +205,7 @@ regulator-always-on; ti,overcurrent-wait = <3>; }; - fet6 { + fet6: fet6 { regulator-name = "lcd_vdd"; ti,overcurrent-wait = <3>; }; @@ -253,6 +254,15 @@ pinctrl-0 = <&max98095_en>; pinctrl-names = "default"; }; + + ptn3460: lvds-bridge at 20 { + compatible = "nxp,ptn3460"; + reg = <0x20>; + powerdown-gpios = <&gpy2 5 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpx1 5 GPIO_ACTIVE_HIGH>; + edid-emulation = <5>; + panel = <&panel>; + }; }; i2s0: i2s at 03830000 { @@ -300,11 +310,13 @@ vdd_pll-supply = <&ldo8_reg>; }; - backlight { + backlight: backlight { compatible = "pwm-backlight"; pwms = <&pwm 0 1000000 0>; brightness-levels = <0 100 500 1000 1500 2000 2500 2800>; default-brightness-level = <7>; + enable-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>; + power-supply = <&fet1>; pinctrl-0 = <&pwm0_out>; pinctrl-names = "default"; }; @@ -314,6 +326,12 @@ samsung,invert-vclk; }; + panel: panel { + compatible = "auo,b116xw03"; + power-supply = <&fet6>; + backlight = <&backlight>; + }; + dp-controller at 145B0000 { status = "okay"; pinctrl-names = "default"; @@ -325,22 +343,7 @@ samsung,link-rate = <0x0a>; samsung,lane-count = <2>; samsung,hpd-gpio = <&gpx0 7 0>; - - display-timings { - native-mode = <&timing1>; - - timing1: timing at 1 { - clock-frequency = <70589280>; - hactive = <1366>; - vactive = <768>; - hfront-porch = <40>; - hback-porch = <40>; - hsync-len = <32>; - vback-porch = <10>; - vfront-porch = <12>; - vsync-len = <6>; - }; - }; + bridge = <&ptn3460>; }; }; -- 1.7.9.5