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author | Vladimir Barinov <vova.barinov@gmail.com> | 2009-04-29 00:00:51 (GMT) |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2009-05-07 14:19:11 (GMT) |
commit | 11cda13d48a29ff81fe7bc2e0b767e164991c094 (patch) | |
tree | eafc5241070f19eb3098c00f67de41122cb8173d /arch/arm/mach-mx2 | |
parent | c981214ac4a304d784a290b3714cc73a39589af0 (diff) | |
download | linux-11cda13d48a29ff81fe7bc2e0b767e164991c094.tar.xz |
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>
Diffstat (limited to 'arch/arm/mach-mx2')
-rw-r--r-- | arch/arm/mach-mx2/mx27ads.c | 70 |
1 files changed, 70 insertions, 0 deletions
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 @@ 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)); } |