From ed138c368d95095de522db98b8b6929874bed403 Mon Sep 17 00:00:00 2001 From: Brian Lilly Date: Thu, 13 Jun 2013 15:43:44 +0200 Subject: [PATCH] ARM: mxs: dt: Add the Crystalfontz CFA-10055 device tree The CFA-10055 is yet another breakout board for the CFA-10036, and is basically a CFA-10037, with the screen and LCD controller found on the CFA-10049. Signed-off-by: Brian Lilly Signed-off-by: Maxime Ripard Signed-off-by: Shawn Guo --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/imx28-cfa10055.dts | 179 +++++++++++++++++++++++++++++++++++ arch/arm/mach-mxs/mach-mxs.c | 15 +-- 3 files changed, 185 insertions(+), 10 deletions(-) create mode 100644 arch/arm/boot/dts/imx28-cfa10055.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index f0895c5..c801513 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -130,6 +130,7 @@ dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \ imx28-cfa10036.dtb \ imx28-cfa10037.dtb \ imx28-cfa10049.dtb \ + imx28-cfa10055.dtb \ imx28-evk.dtb \ imx28-m28evk.dtb \ imx28-sps1.dtb \ diff --git a/arch/arm/boot/dts/imx28-cfa10055.dts b/arch/arm/boot/dts/imx28-cfa10055.dts new file mode 100644 index 0000000..1581112 --- /dev/null +++ b/arch/arm/boot/dts/imx28-cfa10055.dts @@ -0,0 +1,179 @@ +/* + * Copyright 2013 Crystalfontz America, Inc. + * Free Electrons + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/* + * The CFA-10055 is an expansion board for the CFA-10036 module and + * CFA-10037, thus we need to include the CFA-10037 DTS. + */ +/include/ "imx28-cfa10037.dts" + +/ { + model = "Crystalfontz CFA-10055 Board"; + compatible = "crystalfontz,cfa10055", "crystalfontz,cfa10037", "crystalfontz,cfa10036", "fsl,imx28"; + + apb@80000000 { + apbh@80000000 { + pinctrl@80018000 { + pinctrl-names = "default", "default"; + pinctrl-1 = <&hog_pins_cfa10055 + &hog_pins_cfa10055_pullup>; + + hog_pins_cfa10055: hog-10055@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x3053 /* MX28_PAD_AUART1_TX__GPIO_3_5 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + hog_pins_cfa10055_pullup: hog-10055-pullup@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x31e3 /* MX28_PAD_LCD_RESET__GPIO_3_30 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <1>; + }; + + spi2_pins_cfa10055: spi2-cfa10055@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x2103 /* MX28_PAD_SSP2_SCK__GPIO_2_16 */ + 0x2113 /* MX28_PAD_SSP2_CMD__GPIO_2_17 */ + 0x2123 /* MX28_PAD_SSP2_D0__GPIO_2_18 */ + >; + fsl,drive-strength = <1>; + fsl,voltage = <1>; + fsl,pull-up = <1>; + }; + + lcdif_18bit_pins_cfa10055: lcdif-18bit@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x1000 /* MX28_PAD_LCD_D00__LCD_D0 */ + 0x1010 /* MX28_PAD_LCD_D01__LCD_D1 */ + 0x1020 /* MX28_PAD_LCD_D02__LCD_D2 */ + 0x1030 /* MX28_PAD_LCD_D03__LCD_D3 */ + 0x1040 /* MX28_PAD_LCD_D04__LCD_D4 */ + 0x1050 /* MX28_PAD_LCD_D05__LCD_D5 */ + 0x1060 /* MX28_PAD_LCD_D06__LCD_D6 */ + 0x1070 /* MX28_PAD_LCD_D07__LCD_D7 */ + 0x1080 /* MX28_PAD_LCD_D08__LCD_D8 */ + 0x1090 /* MX28_PAD_LCD_D09__LCD_D9 */ + 0x10a0 /* MX28_PAD_LCD_D10__LCD_D10 */ + 0x10b0 /* MX28_PAD_LCD_D11__LCD_D11 */ + 0x10c0 /* MX28_PAD_LCD_D12__LCD_D12 */ + 0x10d0 /* MX28_PAD_LCD_D13__LCD_D13 */ + 0x10e0 /* MX28_PAD_LCD_D14__LCD_D14 */ + 0x10f0 /* MX28_PAD_LCD_D15__LCD_D15 */ + 0x1100 /* MX28_PAD_LCD_D16__LCD_D16 */ + 0x1110 /* MX28_PAD_LCD_D17__LCD_D17 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + lcdif_pins_cfa10055: lcdif-evk@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x1181 /* MX28_PAD_LCD_RD_E__LCD_VSYNC */ + 0x1191 /* MX28_PAD_LCD_WR_RWN__LCD_HSYNC */ + 0x11a1 /* MX28_PAD_LCD_RS__LCD_DOTCLK */ + 0x11b1 /* MX28_PAD_LCD_CS__LCD_ENABLE */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + }; + + lcdif@80030000 { + pinctrl-names = "default"; + pinctrl-0 = <&lcdif_18bit_pins_cfa10055 + &lcdif_pins_cfa10055>; + display = <&display>; + status = "okay"; + + display: display { + bits-per-pixel = <32>; + bus-width = <18>; + + display-timings { + native-mode = <&timing0>; + timing0: timing0 { + clock-frequency = <9216000>; + hactive = <320>; + vactive = <480>; + hback-porch = <2>; + hfront-porch = <2>; + vback-porch = <2>; + vfront-porch = <2>; + hsync-len = <15>; + vsync-len = <15>; + hsync-active = <0>; + vsync-active = <0>; + de-active = <1>; + pixelclk-active = <1>; + }; + }; + }; + }; + }; + + apbx@80040000 { + lradc@80050000 { + fsl,lradc-touchscreen-wires = <4>; + status = "okay"; + }; + + pwm: pwm@80064000 { + pinctrl-names = "default"; + pinctrl-0 = <&pwm3_pins_b>; + status = "okay"; + }; + }; + }; + + spi2 { + compatible = "spi-gpio"; + pinctrl-names = "default"; + pinctrl-0 = <&spi2_pins_cfa10055>; + status = "okay"; + gpio-sck = <&gpio2 16 0>; + gpio-mosi = <&gpio2 17 0>; + gpio-miso = <&gpio2 18 0>; + cs-gpios = <&gpio3 5 0>; + num-chipselects = <1>; + #address-cells = <1>; + #size-cells = <0>; + + hx8357: hx8357@0 { + compatible = "himax,hx8357b", "himax,hx8357"; + reg = <0>; + spi-max-frequency = <100000>; + spi-cpol; + spi-cpha; + gpios-reset = <&gpio3 30 0>; + }; + }; + + backlight { + compatible = "pwm-backlight"; + pwms = <&pwm 3 5000000>; + brightness-levels = <0 4 8 16 32 64 128 255>; + default-brightness-level = <6>; + }; +}; diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c index f0bf607..f9fe0c5 100644 --- a/arch/arm/mach-mxs/mach-mxs.c +++ b/arch/arm/mach-mxs/mach-mxs.c @@ -368,12 +368,7 @@ static void __init tx28_post_init(void) pinctrl_put(pctl); } -static void __init cfa10049_init(void) -{ - update_fec_mac_prop(OUI_CRYSTALFONTZ); -} - -static void __init cfa10037_init(void) +static void __init crystalfontz_init(void) { update_fec_mac_prop(OUI_CRYSTALFONTZ); } @@ -482,10 +477,10 @@ static void __init mxs_machine_init(void) imx28_evk_init(); else if (of_machine_is_compatible("bluegiga,apx4devkit")) apx4devkit_init(); - else if (of_machine_is_compatible("crystalfontz,cfa10037")) - cfa10037_init(); - else if (of_machine_is_compatible("crystalfontz,cfa10049")) - cfa10049_init(); + else if (of_machine_is_compatible("crystalfontz,cfa10037") || + of_machine_is_compatible("crystalfontz,cfa10049") || + of_machine_is_compatible("crystalfontz,cfa10055")) + crystalfontz_init(); of_platform_populate(NULL, of_default_bus_match_table, mxs_auxdata_lookup, parent); -- 2.7.4