From: fabio.estevam@freescale.com (Fabio Estevam)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 4/4] ARM: dts: imx6sl-evk: Add LCD support
Date: Tue, 19 Aug 2014 15:21:14 -0300 [thread overview]
Message-ID: <1408472474-4914-4-git-send-email-fabio.estevam@freescale.com> (raw)
In-Reply-To: <1408472474-4914-1-git-send-email-fabio.estevam@freescale.com>
Add support for the "MX28LCD Seiko 4.3' WVGA" panel.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---
arch/arm/boot/dts/imx6sl-evk.dts | 92 ++++++++++++++++++++++++++++++++++++++++
arch/arm/boot/dts/imx6sl.dtsi | 6 +++
2 files changed, 98 insertions(+)
diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts
index 366eb02..9925c4a 100644
--- a/arch/arm/boot/dts/imx6sl-evk.dts
+++ b/arch/arm/boot/dts/imx6sl-evk.dts
@@ -20,6 +20,13 @@
reg = <0x80000000 0x40000000>;
};
+ backlight {
+ compatible = "pwm-backlight";
+ pwms = <&pwm1 0 5000000>;
+ brightness-levels = <0 4 8 16 32 64 128 255>;
+ default-brightness-level = <6>;
+ };
+
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
@@ -74,6 +81,14 @@
regulator-max-microvolt = <4325000>;
regulator-boot-on;
};
+
+ reg_lcd_3v3: regulator at 4 {
+ compatible = "regulator-fixed";
+ reg = <4>;
+ regulator-name = "lcd-3v3";
+ gpio = <&gpio4 3 0>;
+ enable-active-high;
+ };
};
sound {
@@ -340,12 +355,51 @@
>;
};
+ pinctrl_lcd: lcdgrp {
+ fsl,pins = <
+ MX6SL_PAD_LCD_DAT0__LCD_DATA00 0x1b0b0
+ MX6SL_PAD_LCD_DAT1__LCD_DATA01 0x1b0b0
+ MX6SL_PAD_LCD_DAT2__LCD_DATA02 0x1b0b0
+ MX6SL_PAD_LCD_DAT3__LCD_DATA03 0x1b0b0
+ MX6SL_PAD_LCD_DAT4__LCD_DATA04 0x1b0b0
+ MX6SL_PAD_LCD_DAT5__LCD_DATA05 0x1b0b0
+ MX6SL_PAD_LCD_DAT6__LCD_DATA06 0x1b0b0
+ MX6SL_PAD_LCD_DAT7__LCD_DATA07 0x1b0b0
+ MX6SL_PAD_LCD_DAT8__LCD_DATA08 0x1b0b0
+ MX6SL_PAD_LCD_DAT9__LCD_DATA09 0x1b0b0
+ MX6SL_PAD_LCD_DAT10__LCD_DATA10 0x1b0b0
+ MX6SL_PAD_LCD_DAT11__LCD_DATA11 0x1b0b0
+ MX6SL_PAD_LCD_DAT12__LCD_DATA12 0x1b0b0
+ MX6SL_PAD_LCD_DAT13__LCD_DATA13 0x1b0b0
+ MX6SL_PAD_LCD_DAT14__LCD_DATA14 0x1b0b0
+ MX6SL_PAD_LCD_DAT15__LCD_DATA15 0x1b0b0
+ MX6SL_PAD_LCD_DAT16__LCD_DATA16 0x1b0b0
+ MX6SL_PAD_LCD_DAT17__LCD_DATA17 0x1b0b0
+ MX6SL_PAD_LCD_DAT18__LCD_DATA18 0x1b0b0
+ MX6SL_PAD_LCD_DAT19__LCD_DATA19 0x1b0b0
+ MX6SL_PAD_LCD_DAT20__LCD_DATA20 0x1b0b0
+ MX6SL_PAD_LCD_DAT21__LCD_DATA21 0x1b0b0
+ MX6SL_PAD_LCD_DAT22__LCD_DATA22 0x1b0b0
+ MX6SL_PAD_LCD_DAT23__LCD_DATA23 0x1b0b0
+ MX6SL_PAD_LCD_CLK__LCD_CLK 0x1b0b0
+ MX6SL_PAD_LCD_ENABLE__LCD_ENABLE 0x1b0b0
+ MX6SL_PAD_LCD_HSYNC__LCD_HSYNC 0x1b0b0
+ MX6SL_PAD_LCD_VSYNC__LCD_VSYNC 0x1b0b0
+ >;
+ };
+
pinctrl_led: ledgrp {
fsl,pins = <
MX6SL_PAD_HSIC_STROBE__GPIO3_IO20 0x17059
>;
};
+ pinctrl_pwm1: pwmgrp {
+ fsl,pins = <
+ MX6SL_PAD_PWM1__PWM1_OUT 0x110b0
+ >;
+ };
+
pinctrl_uart1: uart1grp {
fsl,pins = <
MX6SL_PAD_UART1_RXD__UART1_RX_DATA 0x1b0b1
@@ -488,6 +542,44 @@
status = "okay";
};
+&lcdif {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lcd>;
+ lcd-supply = <®_lcd_3v3>;
+ display = <&display>;
+ status = "okay";
+
+ display: display {
+ bits-per-pixel = <32>;
+ 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>;
+ };
+ };
+ };
+};
+
+&pwm1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm1>;
+ status = "okay";
+};
+
&ssi2 {
status = "okay";
};
diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi
index 505da9e..abdcbf9 100644
--- a/arch/arm/boot/dts/imx6sl.dtsi
+++ b/arch/arm/boot/dts/imx6sl.dtsi
@@ -635,8 +635,14 @@
};
lcdif: lcdif at 020f8000 {
+ compatible = "fsl,imx6sl-lcdif", "fsl,imx28-lcdif";
reg = <0x020f8000 0x4000>;
interrupts = <0 39 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clks IMX6SL_CLK_LCDIF_PIX>,
+ <&clks IMX6SL_CLK_LCDIF_AXI>,
+ <&clks IMX6SL_CLK_DUMMY>;
+ clock-names = "pix", "axi", "disp_axi";
+ status = "disabled";
};
dcp: dcp at 020fc000 {
--
1.9.1
next prev parent reply other threads:[~2014-08-19 18:21 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-19 18:21 [PATCH 1/4] ARM: clk-imx6sl: Remove csi_lcdif_sels[] Fabio Estevam
2014-08-19 18:21 ` [PATCH 2/4] ARM: clk-imx6sl: Select appropriate parents for LCDIF clocks Fabio Estevam
2014-08-19 18:21 ` [PATCH 3/4] ARM: dts: imx6sl-evk.dts: Keep pinctrl nodes sorted Fabio Estevam
2014-08-19 18:21 ` Fabio Estevam [this message]
2014-08-25 2:07 ` [PATCH 1/4] ARM: clk-imx6sl: Remove csi_lcdif_sels[] Shawn Guo
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