From mboxrd@z Thu Jan 1 00:00:00 1970 From: shawn.guo@freescale.com (Shawn Guo) Date: Tue, 2 Sep 2014 21:50:37 +0800 Subject: [PATCH 2/2] ARM: dts: imx6x-sdb: Add LCD support In-Reply-To: <1409593803-12368-2-git-send-email-fabio.estevam@freescale.com> References: <1409593803-12368-1-git-send-email-fabio.estevam@freescale.com> <1409593803-12368-2-git-send-email-fabio.estevam@freescale.com> Message-ID: <20140902135036.GJ3135@dragon> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Mon, Sep 01, 2014 at 02:50:03PM -0300, Fabio Estevam wrote: > Add support for the "MX28LCD Seiko 4.3' WVGA" panel. > > Signed-off-by: Fabio Estevam > --- > arch/arm/boot/dts/imx6sx-sdb.dts | 93 ++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 93 insertions(+) > > diff --git a/arch/arm/boot/dts/imx6sx-sdb.dts b/arch/arm/boot/dts/imx6sx-sdb.dts > index a3980d9..e2c244d 100644 > --- a/arch/arm/boot/dts/imx6sx-sdb.dts > +++ b/arch/arm/boot/dts/imx6sx-sdb.dts > @@ -24,6 +24,13 @@ > reg = <0x80000000 0x40000000>; > }; > > + backlight { > + compatible = "pwm-backlight"; > + pwms = <&pwm3 0 5000000>; > + brightness-levels = <0 4 8 16 32 64 128 255>; > + default-brightness-level = <6>; > + }; > + > gpio-keys { > compatible = "gpio-keys"; > pinctrl-names = "default"; > @@ -90,6 +97,14 @@ > regulator-min-microvolt = <5000000>; > regulator-max-microvolt = <5000000>; > }; > + > + reg_lcd_3v3: regulator at 4 { > + compatible = "regulator-fixed"; > + reg = <4>; > + regulator-name = "lcd-3v3"; > + gpio = <&gpio3 27 0>; > + enable-active-high; > + }; > }; > > sound { > @@ -251,6 +266,44 @@ > }; > }; > > +&lcdif1 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_lcd>; > + lcd-supply = <®_lcd_3v3>; > + display = <&display0>; > + status = "okay"; > + > + display0: display { Shouldn't the node be named more specific, so that we do not run into the kernel warning complaining duplicated property name? Shawn > + bits-per-pixel = <16>; > + bus-width = <24>; > + > + display-timings { > + native-mode = <&timing0>; > + timing0: timing0 { > + clock-frequency = <33500000>; > + hactive = <800>; > + vactive = <480>; > + hback-porch = <89>; > + hfront-porch = <164>; > + vback-porch = <23>; > + vfront-porch = <10>; > + hsync-len = <10>; > + vsync-len = <10>; > + hsync-active = <0>; > + vsync-active = <0>; > + de-active = <1>; > + pixelclk-active = <0>; > + }; > + }; > + }; > +}; > + > +&pwm3 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_pwm3>; > + status = "okay"; > +}; > + > &ssi2 { > status = "okay"; > }; > @@ -365,6 +418,46 @@ > >; > }; > > + pinctrl_lcd: lcdgrp { > + fsl,pins = < > + MX6SX_PAD_LCD1_DATA00__LCDIF1_DATA_0 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA01__LCDIF1_DATA_1 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA02__LCDIF1_DATA_2 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA03__LCDIF1_DATA_3 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA04__LCDIF1_DATA_4 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA05__LCDIF1_DATA_5 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA06__LCDIF1_DATA_6 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA07__LCDIF1_DATA_7 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA08__LCDIF1_DATA_8 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA09__LCDIF1_DATA_9 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA10__LCDIF1_DATA_10 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA11__LCDIF1_DATA_11 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA12__LCDIF1_DATA_12 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA13__LCDIF1_DATA_13 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA14__LCDIF1_DATA_14 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA15__LCDIF1_DATA_15 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA16__LCDIF1_DATA_16 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA17__LCDIF1_DATA_17 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA18__LCDIF1_DATA_18 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA19__LCDIF1_DATA_19 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA20__LCDIF1_DATA_20 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA21__LCDIF1_DATA_21 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA22__LCDIF1_DATA_22 0x4001b0b0 > + MX6SX_PAD_LCD1_DATA23__LCDIF1_DATA_23 0x4001b0b0 > + MX6SX_PAD_LCD1_CLK__LCDIF1_CLK 0x4001b0b0 > + MX6SX_PAD_LCD1_ENABLE__LCDIF1_ENABLE 0x4001b0b0 > + MX6SX_PAD_LCD1_VSYNC__LCDIF1_VSYNC 0x4001b0b0 > + MX6SX_PAD_LCD1_HSYNC__LCDIF1_HSYNC 0x4001b0b0 > + MX6SX_PAD_LCD1_RESET__GPIO3_IO_27 0x4001b0b0 > + >; > + }; > + > + pinctrl_pwm3: pwm3grp-1 { > + fsl,pins = < > + MX6SX_PAD_SD1_DATA2__PWM3_OUT 0x110b0 > + >; > + }; > + > pinctrl_vcc_sd3: vccsd3grp { > fsl,pins = < > MX6SX_PAD_KEY_COL1__GPIO2_IO_11 0x17059 > -- > 1.9.1 >