ARM: MX3: add framebuffer support for lilly1131-db (b9923872) · Commits · e / devices / android_kernel_fairphone_FP3

arch/arm/mach-mx3/mx31lilly-db.c

+71 −0

Original line number	Diff line number	Diff line
		@@ -28,6 +28,7 @@
		#include <linux/types.h>
		#include <linux/init.h>
		#include <linux/gpio.h>
		#include <linux/platform_device.h>

		#include <asm/mach-types.h>
		#include <asm/mach/arch.h>
		@@ -39,6 +40,8 @@
		#include <mach/iomux-mx3.h>
		#include <mach/board-mx31lilly.h>
		#include <mach/mmc.h>
		#include <mach/mx3fb.h>
		#include <mach/ipu.h>

		#include "devices.h"

		@@ -59,6 +62,29 @@ static unsigned int lilly_db_board_pins[] __initdata = {
		MX31_PIN_SD1_DATA0__SD1_DATA0,
		MX31_PIN_SD1_CLK__SD1_CLK,
		MX31_PIN_SD1_CMD__SD1_CMD,
		MX31_PIN_LD0__LD0,
		MX31_PIN_LD1__LD1,
		MX31_PIN_LD2__LD2,
		MX31_PIN_LD3__LD3,
		MX31_PIN_LD4__LD4,
		MX31_PIN_LD5__LD5,
		MX31_PIN_LD6__LD6,
		MX31_PIN_LD7__LD7,
		MX31_PIN_LD8__LD8,
		MX31_PIN_LD9__LD9,
		MX31_PIN_LD10__LD10,
		MX31_PIN_LD11__LD11,
		MX31_PIN_LD12__LD12,
		MX31_PIN_LD13__LD13,
		MX31_PIN_LD14__LD14,
		MX31_PIN_LD15__LD15,
		MX31_PIN_LD16__LD16,
		MX31_PIN_LD17__LD17,
		MX31_PIN_VSYNC3__VSYNC3,
		MX31_PIN_HSYNC__HSYNC,
		MX31_PIN_FPSHIFT__FPSHIFT,
		MX31_PIN_DRDY0__DRDY0,
		MX31_PIN_CONTRAST__CONTRAST,
		};

		/* UART */
		@@ -124,6 +150,50 @@ static struct imxmmc_platform_data mmc_pdata = {
		.exit = mxc_mmc1_exit,
		};

		/* Framebuffer support */
		static struct ipu_platform_data ipu_data __initdata = {
		.irq_base = MXC_IPU_IRQ_START,
		};

		static const struct fb_videomode fb_modedb = {
		/* 640x480 TFT panel (IPS-056T) */
		.name = "CRT-VGA",
		.refresh = 64,
		.xres = 640,
		.yres = 480,
		.pixclock = 30000,
		.left_margin = 200,
		.right_margin = 2,
		.upper_margin = 2,
		.lower_margin = 2,
		.hsync_len = 3,
		.vsync_len = 1,
		.sync = FB_SYNC_VERT_HIGH_ACT \| FB_SYNC_OE_ACT_HIGH,
		.vmode = FB_VMODE_NONINTERLACED,
		.flag = 0,
		};

		static struct mx3fb_platform_data fb_pdata __initdata = {
		.dma_dev = &mx3_ipu.dev,
		.name = "CRT-VGA",
		.mode = &fb_modedb,
		.num_modes = 1,
		};

		#define LCD_VCC_EN_GPIO (7)

		static void __init mx31lilly_init_fb(void)
		{
		if (gpio_request(LCD_VCC_EN_GPIO, "LCD enable") != 0) {
		printk(KERN_WARNING "unable to request LCD_VCC_EN pin.\n");
		return;
		}

		mxc_register_device(&mx3_ipu, &ipu_data);
		mxc_register_device(&mx3_fb, &fb_pdata);
		gpio_direction_output(LCD_VCC_EN_GPIO, 1);
		}

		void __init mx31lilly_db_init(void)
		{
		mxc_iomux_setup_multiple_pins(lilly_db_board_pins,
		@@ -131,5 +201,6 @@ void __init mx31lilly_db_init(void)
		"development board pins");
		mxc_register_device(&mxc_uart_device0, &uart_pdata);
		mxc_register_device(&mxcsdhc_device0, &mmc_pdata);
		mx31lilly_init_fb();
		}