Commit 11cda13d authored by Vladimir Barinov's avatar Vladimir Barinov Committed by Sascha Hauer
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MX27ADS: Add framebuffer support 



Add Sharp-QVGA panel support for MX27ADS board

Signed-off-by: default avatarVladimir Barinov <vbarinov@embeddedalley.com>
Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent c981214a

arch/arm/mach-mx2/mx27ads.c

+70 −0
Original line number Diff line number Diff line
@@ -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 @@ static unsigned int mx27ads_pins[] = { 
	/* 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 imxi2c_platform_data mx27ads_i2c_data = { 
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 @@ static void __init mx27ads_board_init(void) 
	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));

}