* Tony Lindgren <[email protected]> [090508 12:21]: > Add more devices for omap3430sdp
This patch should be credited for Hunyue Yau <[email protected]>. Tony > Cc: Imre Deak <[email protected]> > Cc: [email protected] > Signed-off-by: Tony Lindgren <[email protected]> > --- > arch/arm/configs/omap_3430sdp_defconfig | 10 ++ > arch/arm/mach-omap2/board-2430sdp.c | 6 + > drivers/video/omap/Kconfig | 4 + > drivers/video/omap/Makefile | 4 + > drivers/video/omap/lcd_2430sdp.c | 199 > +++++++++++++++++++++++++++++++ > 5 files changed, 223 insertions(+), 0 deletions(-) > create mode 100644 drivers/video/omap/lcd_2430sdp.c > > diff --git a/arch/arm/configs/omap_3430sdp_defconfig > b/arch/arm/configs/omap_3430sdp_defconfig > index 8fb918d..2be930c 100644 > --- a/arch/arm/configs/omap_3430sdp_defconfig > +++ b/arch/arm/configs/omap_3430sdp_defconfig > @@ -1331,6 +1331,16 @@ CONFIG_DISPLAY_SUPPORT=y > # > # CONFIG_VGA_CONSOLE is not set > CONFIG_DUMMY_CONSOLE=y > +CONFIG_FRAMEBUFFER_CONSOLE=y > +# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set > +# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set > +# CONFIG_FONTS is not set > +CONFIG_FONT_8x8=y > +CONFIG_FONT_8x16=y > +CONFIG_LOGO=y > +CONFIG_LOGO_LINUX_MONO=y > +CONFIG_LOGO_LINUX_VGA16=y > +CONFIG_LOGO_LINUX_CLUT224=y > CONFIG_SOUND=y > CONFIG_SOUND_OSS_CORE=y > CONFIG_SND=y > diff --git a/arch/arm/mach-omap2/board-2430sdp.c > b/arch/arm/mach-omap2/board-2430sdp.c > index 2214365..017bebf 100644 > --- a/arch/arm/mach-omap2/board-2430sdp.c > +++ b/arch/arm/mach-omap2/board-2430sdp.c > @@ -112,6 +112,11 @@ static struct resource sdp2430_smc91x_resources[] = { > }, > }; > > +static struct platform_device sdp2430_lcd_device = { > + .name = "sdp2430_lcd", > + .id = -1, > +}; > + > static struct platform_device sdp2430_smc91x_device = { > .name = "smc91x", > .id = -1, > @@ -122,6 +127,7 @@ static struct platform_device sdp2430_smc91x_device = { > static struct platform_device *sdp2430_devices[] __initdata = { > &sdp2430_smc91x_device, > &sdp2430_flash_device, > + &sdp2430_lcd_device, > }; > > static inline void __init sdp2430_init_smc91x(void) > diff --git a/drivers/video/omap/Kconfig b/drivers/video/omap/Kconfig > index 4440885..7ca848c 100644 > --- a/drivers/video/omap/Kconfig > +++ b/drivers/video/omap/Kconfig > @@ -7,6 +7,10 @@ config FB_OMAP > help > Frame buffer driver for OMAP based boards. > > +config FB_OMAP_LCD_VGA > + bool "Use LCD in VGA mode" > + depends on MACH_OMAP_3430SDP > + > config FB_OMAP_BOOTLOADER_INIT > bool "Check bootloader initialization" > depends on FB_OMAP > diff --git a/drivers/video/omap/Makefile b/drivers/video/omap/Makefile > index ed13889..e6d52f3 100644 > --- a/drivers/video/omap/Makefile > +++ b/drivers/video/omap/Makefile > @@ -8,6 +8,7 @@ objs-yy := omapfb_main.o > > objs-y$(CONFIG_ARCH_OMAP1) += lcdc.o > objs-y$(CONFIG_ARCH_OMAP2) += dispc.o > +objs-y$(CONFIG_ARCH_OMAP3) += dispc.o > > objs-$(CONFIG_ARCH_OMAP1)$(CONFIG_FB_OMAP_LCDC_EXTERNAL) += sossi.o > objs-$(CONFIG_ARCH_OMAP2)$(CONFIG_FB_OMAP_LCDC_EXTERNAL) += rfbi.o > @@ -24,5 +25,8 @@ objs-$(CONFIG_ARCH_OMAP16XX)$(CONFIG_MACH_OMAP_INNOVATOR) > += lcd_inn1610.o > objs-$(CONFIG_ARCH_OMAP15XX)$(CONFIG_MACH_OMAP_INNOVATOR) += lcd_inn1510.o > objs-y$(CONFIG_MACH_OMAP_OSK) += lcd_osk.o > > +objs-y$(CONFIG_MACH_OMAP_2430SDP) += lcd_2430sdp.o > +objs-y$(CONFIG_MACH_OMAP_3430SDP) += lcd_2430sdp.o > + > omapfb-objs := $(objs-yy) > > diff --git a/drivers/video/omap/lcd_2430sdp.c > b/drivers/video/omap/lcd_2430sdp.c > new file mode 100644 > index 0000000..a22b452 > --- /dev/null > +++ b/drivers/video/omap/lcd_2430sdp.c > @@ -0,0 +1,199 @@ > +/* > + * LCD panel support for the TI 2430SDP board > + * > + * Copyright (C) 2007 MontaVista > + * Author: Hunyue Yau <[email protected]> > + * > + * Derived from drivers/video/omap/lcd-apollon.c > + * > + * This program is free software; you can redistribute it and/or modify it > + * under the terms of the GNU General Public License as published by the > + * Free Software Foundation; either version 2 of the License, or (at your > + * option) any later version. > + * > + * This program is distributed in the hope that it will be useful, but > + * WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU > + * General Public License for more details. > + * > + * You should have received a copy of the GNU General Public License along > + * with this program; if not, write to the Free Software Foundation, Inc., > + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. > + */ > + > +#include <linux/module.h> > +#include <linux/platform_device.h> > +#include <linux/delay.h> > +#include <linux/gpio.h> > +#include <linux/i2c/twl4030.h> > + > +#include <mach/mux.h> > +#include <mach/omapfb.h> > +#include <asm/mach-types.h> > + > +#define SDP2430_LCD_PANEL_BACKLIGHT_GPIO 91 > +#define SDP2430_LCD_PANEL_ENABLE_GPIO 154 > +#define SDP3430_LCD_PANEL_BACKLIGHT_GPIO 24 > +#define SDP3430_LCD_PANEL_ENABLE_GPIO 28 > + > +static unsigned backlight_gpio; > +static unsigned enable_gpio; > + > +#define LCD_PIXCLOCK_MAX 5400 /* freq 5.4 MHz */ > +#define PM_RECEIVER TWL4030_MODULE_PM_RECEIVER > +#define ENABLE_VAUX2_DEDICATED 0x09 > +#define ENABLE_VAUX2_DEV_GRP 0x20 > +#define ENABLE_VAUX3_DEDICATED 0x03 > +#define ENABLE_VAUX3_DEV_GRP 0x20 > + > +#define ENABLE_VPLL2_DEDICATED 0x05 > +#define ENABLE_VPLL2_DEV_GRP 0xE0 > +#define TWL4030_VPLL2_DEV_GRP 0x33 > +#define TWL4030_VPLL2_DEDICATED 0x36 > + > +#define t2_out(c, r, v) twl4030_i2c_write_u8(c, r, v) > + > + > +static int sdp2430_panel_init(struct lcd_panel *panel, > + struct omapfb_device *fbdev) > +{ > + if (machine_is_omap_3430sdp()) { > + enable_gpio = SDP3430_LCD_PANEL_ENABLE_GPIO; > + backlight_gpio = SDP3430_LCD_PANEL_BACKLIGHT_GPIO; > + } else { > + enable_gpio = SDP2430_LCD_PANEL_ENABLE_GPIO; > + backlight_gpio = SDP2430_LCD_PANEL_BACKLIGHT_GPIO; > + } > + > + gpio_request(enable_gpio, "LCD enable"); /* LCD panel */ > + gpio_request(backlight_gpio, "LCD bl"); /* LCD backlight */ > + gpio_direction_output(enable_gpio, 0); > + gpio_direction_output(backlight_gpio, 0); > + > + return 0; > +} > + > +static void sdp2430_panel_cleanup(struct lcd_panel *panel) > +{ > +} > + > +static int sdp2430_panel_enable(struct lcd_panel *panel) > +{ > + u8 ded_val, ded_reg; > + u8 grp_val, grp_reg; > + > + if (machine_is_omap_3430sdp()) { > + ded_reg = TWL4030_VAUX3_DEDICATED; > + ded_val = ENABLE_VAUX3_DEDICATED; > + grp_reg = TWL4030_VAUX3_DEV_GRP; > + grp_val = ENABLE_VAUX3_DEV_GRP; > + > + if (omap_rev() > OMAP3430_REV_ES1_0) { > + t2_out(PM_RECEIVER, ENABLE_VPLL2_DEDICATED, > + TWL4030_VPLL2_DEDICATED); > + t2_out(PM_RECEIVER, ENABLE_VPLL2_DEV_GRP, > + TWL4030_VPLL2_DEV_GRP); > + } > + } else { > + ded_reg = TWL4030_VAUX2_DEDICATED; > + ded_val = ENABLE_VAUX2_DEDICATED; > + grp_reg = TWL4030_VAUX2_DEV_GRP; > + grp_val = ENABLE_VAUX2_DEV_GRP; > + } > + > + gpio_set_value(enable_gpio, 1); > + gpio_set_value(backlight_gpio, 1); > + > + if (0 != t2_out(PM_RECEIVER, ded_val, ded_reg)) > + return -EIO; > + if (0 != t2_out(PM_RECEIVER, grp_val, grp_reg)) > + return -EIO; > + > + return 0; > +} > + > +static void sdp2430_panel_disable(struct lcd_panel *panel) > +{ > + gpio_set_value(enable_gpio, 0); > + gpio_set_value(backlight_gpio, 0); > + if (omap_rev() > OMAP3430_REV_ES1_0) { > + t2_out(PM_RECEIVER, 0x0, TWL4030_VPLL2_DEDICATED); > + t2_out(PM_RECEIVER, 0x0, TWL4030_VPLL2_DEV_GRP); > + mdelay(4); > + } > +} > + > +static unsigned long sdp2430_panel_get_caps(struct lcd_panel *panel) > +{ > + return 0; > +} > + > +struct lcd_panel sdp2430_panel = { > + .name = "sdp2430", > + .config = OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC | > + OMAP_LCDC_INV_HSYNC, > + > + .bpp = 16, > + .data_lines = 16, > + .x_res = 240, > + .y_res = 320, > + .hsw = 3, /* hsync_len (4) - 1 */ > + .hfp = 3, /* right_margin (4) - 1 */ > + .hbp = 39, /* left_margin (40) - 1 */ > + .vsw = 1, /* vsync_len (2) - 1 */ > + .vfp = 2, /* lower_margin */ > + .vbp = 7, /* upper_margin (8) - 1 */ > + > + .pixel_clock = LCD_PIXCLOCK_MAX, > + > + .init = sdp2430_panel_init, > + .cleanup = sdp2430_panel_cleanup, > + .enable = sdp2430_panel_enable, > + .disable = sdp2430_panel_disable, > + .get_caps = sdp2430_panel_get_caps, > +}; > + > +static int sdp2430_panel_probe(struct platform_device *pdev) > +{ > + omapfb_register_panel(&sdp2430_panel); > + return 0; > +} > + > +static int sdp2430_panel_remove(struct platform_device *pdev) > +{ > + return 0; > +} > + > +static int sdp2430_panel_suspend(struct platform_device *pdev, pm_message_t > mesg) > +{ > + return 0; > +} > + > +static int sdp2430_panel_resume(struct platform_device *pdev) > +{ > + return 0; > +} > + > +struct platform_driver sdp2430_panel_driver = { > + .probe = sdp2430_panel_probe, > + .remove = sdp2430_panel_remove, > + .suspend = sdp2430_panel_suspend, > + .resume = sdp2430_panel_resume, > + .driver = { > + .name = "sdp2430_lcd", > + .owner = THIS_MODULE, > + }, > +}; > + > +static int __init sdp2430_panel_drv_init(void) > +{ > + return platform_driver_register(&sdp2430_panel_driver); > +} > + > +static void __exit sdp2430_panel_drv_exit(void) > +{ > + platform_driver_unregister(&sdp2430_panel_driver); > +} > + > +module_init(sdp2430_panel_drv_init); > +module_exit(sdp2430_panel_drv_exit); > > -- > To unsubscribe from this list: send the line "unsubscribe linux-omap" in > the body of a message to [email protected] > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
