MX27ADS: Add framebuffer support
Add Sharp-QVGA panel support for MX27ADS board
Signed-off-by: Vladimir Barinov <vbarinov@embeddedalley.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx2/mx27ads.c b/arch/arm/mach-mx2/mx27ads.c
index bf13145..41d67f2 100644
--- a/arch/arm/mach-mx2/mx27ads.c
+++ b/arch/arm/mach-mx2/mx27ads.c
@@ -36,6 +36,7 @@
#include <mach/board-mx27ads.h>
#include <mach/mxc_nand.h>
#include <mach/i2c.h>
+#include <mach/imxfb.h>
#include "devices.h"
@@ -92,6 +93,34 @@
/* I2C2 */
PC5_PF_I2C2_SDA,
PC6_PF_I2C2_SCL,
+ /* FB */
+ 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 struct mxc_nand_platform_data mx27ads_nand_board_info = {
@@ -128,6 +157,46 @@
static struct i2c_board_info mx27ads_i2c_devices[] = {
};
+void lcd_power(int on)
+{
+ if (on)
+ __raw_writew(PBC_BCTRL1_LCDON, PBC_BCTRL1_SET_REG);
+ else
+ __raw_writew(PBC_BCTRL1_LCDON, PBC_BCTRL1_CLEAR_REG);
+}
+
+static struct imx_fb_platform_data mx27ads_fb_data = {
+ .pixclock = 188679,
+ .xres = 240,
+ .yres = 320,
+
+ .bpp = 16,
+ .hsync_len = 1,
+ .left_margin = 9,
+ .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 inverted
+ * - data not inverted
+ * - data enable low active
+ * - enable sharp mode
+ */
+ .pcr = 0xFB008BC0,
+ .pwmr = 0x00A903FF,
+ .lscr1 = 0x00120300,
+ .dmacr = 0x00020010,
+
+ .lcd_power = lcd_power,
+};
+
static struct platform_device *platform_devices[] __initdata = {
&mx27ads_nor_mtd_device,
&mxc_fec_device,
@@ -166,6 +235,7 @@
i2c_register_board_info(1, mx27ads_i2c_devices,
ARRAY_SIZE(mx27ads_i2c_devices));
mxc_register_device(&mxc_i2c_device1, &mx27ads_i2c_data);
+ mxc_register_device(&mxc_fb_device, &mx27ads_fb_data);
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
}
