[ARM] pcm038: Add framebuffer support

Add framebuffer support for PCM038

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

diff --git a/arch/arm/mach-mx2/pcm970-baseboard.c b/arch/arm/mach-mx2/pcm970-baseboard.c
index a560cd6ad23d73b0b82c422206e271c295a9fc2e..232e0416f15b9c2512457f4fe4b90e3c32f2b2a1 100644 (file)
--- a/arch/arm/mach-mx2/pcm970-baseboard.c
+++ b/arch/arm/mach-mx2/pcm970-baseboard.c
@@ -17,9 +17,76 @@
  */
 
 #include <linux/platform_device.h>
-#include <mach/hardware.h>
+
 #include <asm/mach/arch.h>
 
+#include <mach/hardware.h>
+#include <mach/common.h>
+#include <mach/imxfb.h>
+#include <mach/iomux.h>
+
+#include "devices.h"
+
+static int mxc_fb_pins[] = {
+       PA5_PF_LSCLK,   PA6_PF_LD0,     PA7_PF_LD1,     PA8_PF_LD2,
+       PA9_PF_LD3,     PA10_PF_LD4,    PA11_PF_LD5,    PA12_PF_LD6,
+       PA13_PF_LD7,    PA14_PF_LD8,    PA15_PF_LD9,    PA16_PF_LD10,
+       PA17_PF_LD11,   PA18_PF_LD12,   PA19_PF_LD13,   PA20_PF_LD14,
+       PA21_PF_LD15,   PA22_PF_LD16,   PA23_PF_LD17,   PA24_PF_REV,
+       PA25_PF_CLS,    PA26_PF_PS,     PA27_PF_SPL_SPR, PA28_PF_HSYNC,
+       PA29_PF_VSYNC,  PA30_PF_CONTRAST, PA31_PF_OE_ACD
+};
+
+static int pcm038_fb_init(struct platform_device *pdev)
+{
+       return mxc_gpio_setup_multiple_pins(mxc_fb_pins,
+                       ARRAY_SIZE(mxc_fb_pins), "FB");
+}
+
+static int pcm038_fb_exit(struct platform_device *pdev)
+{
+       mxc_gpio_release_multiple_pins(mxc_fb_pins, ARRAY_SIZE(mxc_fb_pins));
+
+       return 0;
+}
+
+/*
+ * Connected is a portrait Sharp-QVGA display
+ * of type: LQ035Q7DH06
+ */
+static struct imx_fb_platform_data pcm038_fb_data = {
+       .pixclock       = 188679, /* in ps (5.3MHz) */
+       .xres           = 240,
+       .yres           = 320,
+
+       .bpp            = 16,
+       .hsync_len      = 7,
+       .left_margin    = 5,
+       .right_margin   = 16,
+
+       .vsync_len      = 1,
+       .upper_margin   = 7,
+       .lower_margin   = 9,
+       .fixed_screen_cpu = 0,
+
+       /*
+        * - HSYNC active high
+        * - VSYNC active high
+        * - clk notenabled while idle
+        * - clock not inverted
+        * - data not inverted
+        * - data enable low active
+        * - enable sharp mode
+        */
+       .pcr            = 0xFA0080C0,
+       .pwmr           = 0x00A903FF,
+       .lscr1          = 0x00120300,
+       .dmacr          = 0x00020010,
+
+       .init = pcm038_fb_init,
+       .exit = pcm038_fb_exit,
+};
+
 /*
  * system init for baseboard usage. Will be called by pcm038 init.
  *
@@ -28,4 +95,5 @@
  */
 void __init pcm970_baseboard_init(void)
 {
+       mxc_register_device(&mxc_fb_device, &pcm038_fb_data);
 }