On Mon, Sep 01, 2008 at 02:57:56PM -0700, [EMAIL PROTECTED] wrote:
> + if ((gpio_request(W2W_NRESET, "W2W_NRESET") == 0) &&
> + (gpio_direction_output(W2W_NRESET, 1) == 0)) {
> + gpio_export(W2W_NRESET, 0);
> + gpio_direction_output(W2W_NRESET, 0);
> + udelay(10);
> + gpio_direction_output(W2W_NRESET, 1);
> + } else
> + printk(KERN_ERR "could not obtain gpio for W2W_NRESET\n");
you should put {} on the else as well. The basic rule is that if
one "arm" of the conditional needs {}, you put on both. Ditto below.
> diff --git a/drivers/video/omap/Kconfig b/drivers/video/omap/Kconfig
> index bdeb8fb..5ebd591 100644
> --- a/drivers/video/omap/Kconfig
> +++ b/drivers/video/omap/Kconfig
> @@ -7,6 +7,27 @@ config FB_OMAP
> help
> Frame buffer driver for OMAP based boards.
>
> +choice
> + depends on FB_OMAP && MACH_OVERO
> + prompt "Screen resolution"
> + default FB_OMAP_079M3R
> + help
> + Selected desired screen resolution
> +
> +config FB_OMAP_031M3R
> + boolean "640 x 480 @ 60 Hz Reduced blanking"
> +
> +config FB_OMAP_048M3R
> + boolean "800 x 600 @ 60 Hz Reduced blanking"
> +
> +config FB_OMAP_079M3R
> + boolean "1024 x 768 @ 60 Hz Reduced blanking"
> +
> +config FB_OMAP_092M9R
> + boolean "1280 x 720 @ 60 Hz Reduced blanking"
> +
> +endchoice
> +
This part should come in a separate patch.
> diff --git a/drivers/video/omap/Makefile b/drivers/video/omap/Makefile
> index f9b5cd4..291c46e 100644
> --- a/drivers/video/omap/Makefile
> +++ b/drivers/video/omap/Makefile
> @@ -35,6 +35,7 @@ objs-y$(CONFIG_MACH_OMAP2EVM) += lcd_omap2evm.o
> objs-y$(CONFIG_MACH_OMAP3EVM) += lcd_omap3evm.o
> objs-y$(CONFIG_MACH_OMAP3_BEAGLE) += lcd_omap3beagle.o
> objs-y$(CONFIG_FB_OMAP_LCD_MIPID) += lcd_mipid.o
> +objs-y$(CONFIG_MACH_OVERO) += lcd_overo.o
>
> omapfb-objs := $(objs-yy)
Also this.
> diff --git a/drivers/video/omap/lcd_overo.c b/drivers/video/omap/lcd_overo.c
> new file mode 100644
> index 0000000..831936d
> --- /dev/null
> +++ b/drivers/video/omap/lcd_overo.c
> @@ -0,0 +1,189 @@
> +/*
> + * LCD panel support for the Gumstix Overo
> + *
> + * Author: Steve Sakoman <[EMAIL PROTECTED]>
> + *
> + * 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/i2c/twl4030.h>
> +
> +#include <mach/gpio.h>
> +#include <mach/mux.h>
> +#include <mach/omapfb.h>
> +#include <asm/mach-types.h>
> +
> +#define LCD_ENABLE 144
> +
> +static int overo_panel_init(struct lcd_panel *panel,
> + struct omapfb_device *fbdev)
> +{
> + if ((gpio_request(LCD_ENABLE, "LCD_ENABLE") == 0) &&
> + (gpio_direction_output(LCD_ENABLE, 1) == 0))
> + gpio_export(LCD_ENABLE, 0);
> + else
> + printk(KERN_ERR "could not obtain gpio for LCD_ENABLE\n");
> +
> + return 0;
> +}
> +
> +static void overo_panel_cleanup(struct lcd_panel *panel)
> +{
> +}
> +
> +static int overo_panel_enable(struct lcd_panel *panel)
> +{
> + gpio_direction_output(LCD_ENABLE, 1);
> + return 0;
> +}
> +
> +static void overo_panel_disable(struct lcd_panel *panel)
> +{
> + gpio_direction_output(LCD_ENABLE, 0);
> +}
> +
> +static unsigned long overo_panel_get_caps(struct lcd_panel *panel)
> +{
> + return 0;
> +}
> +
> +struct lcd_panel overo_panel = {
> + .name = "overo",
> + .config = OMAP_LCDC_PANEL_TFT,
> + .bpp = 16,
> + .data_lines = 24,
> +
> +#if defined CONFIG_FB_OMAP_031M3R
> +
> + /* 640 x 480 @ 60 Hz Reduced blanking VESA CVT 0.31M3-R */
> + .x_res = 640,
> + .y_res = 480,
> + .hfp = 48,
> + .hsw = 32,
> + .hbp = 80,
> + .vfp = 3,
> + .vsw = 4,
> + .vbp = 7,
> + .pixel_clock = 23500,
> +
> +#elif defined CONFIG_FB_OMAP_048M3R
> +
> + /* 800 x 600 @ 60 Hz Reduced blanking VESA CVT 0.48M3-R */
> + .x_res = 800,
> + .y_res = 600,
> + .hfp = 48,
> + .hsw = 32,
> + .hbp = 80,
> + .vfp = 3,
> + .vsw = 4,
> + .vbp = 11,
> + .pixel_clock = 35500,
> +
> +#elif defined CONFIG_FB_OMAP_079M3R
> +
> + /* 1024 x 768 @ 60 Hz Reduced blanking VESA CVT 0.79M3-R */
> + .x_res = 1024,
> + .y_res = 768,
> + .hfp = 48,
> + .hsw = 32,
> + .hbp = 80,
> + .vfp = 3,
> + .vsw = 4,
> + .vbp = 15,
> + .pixel_clock = 56000,
> +
> +#elif defined CONFIG_FB_OMAP_092M9R
> +
> + /* 1280 x 720 @ 60 Hz Reduced blanking VESA CVT 0.92M9-R */
> + .x_res = 1280,
> + .y_res = 720,
> + .hfp = 48,
> + .hsw = 32,
> + .hbp = 80,
> + .vfp = 3,
> + .vsw = 5,
> + .vbp = 13,
> + .pixel_clock = 64000,
> +
> +#else
> +
> + /* use 640 x 480 if no config option */
> + /* 640 x 480 @ 60 Hz Reduced blanking VESA CVT 0.31M3-R */
> + .x_res = 640,
> + .y_res = 480,
> + .hfp = 48,
> + .hsw = 32,
> + .hbp = 80,
> + .vfp = 3,
> + .vsw = 4,
> + .vbp = 7,
> + .pixel_clock = 23500,
> +
> +#endif
> +
> + .init = overo_panel_init,
> + .cleanup = overo_panel_cleanup,
> + .enable = overo_panel_enable,
> + .disable = overo_panel_disable,
> + .get_caps = overo_panel_get_caps,
> +};
> +
> +static int overo_panel_probe(struct platform_device *pdev)
> +{
> + omapfb_register_panel(&overo_panel);
> + return 0;
> +}
> +
> +static int overo_panel_remove(struct platform_device *pdev)
> +{
> + return 0;
> +}
> +
> +static int overo_panel_suspend(struct platform_device *pdev,
> + pm_message_t mesg)
> +{
> + return 0;
> +}
> +
> +static int overo_panel_resume(struct platform_device *pdev)
> +{
> + return 0;
> +}
> +
> +struct platform_driver overo_panel_driver = {
> + .probe = overo_panel_probe,
> + .remove = overo_panel_remove,
> + .suspend = overo_panel_suspend,
> + .resume = overo_panel_resume,
> + .driver = {
> + .name = "overo_lcd",
> + .owner = THIS_MODULE,
> + },
> +};
> +
> +static int __init overo_panel_drv_init(void)
> +{
> + return platform_driver_register(&overo_panel_driver);
> +}
> +
> +static void __exit overo_panel_drv_exit(void)
> +{
> + platform_driver_unregister(&overo_panel_driver);
> +}
> +
> +module_init(overo_panel_drv_init);
> +module_exit(overo_panel_drv_exit);
And this driver.
You should put the lcd stuff in a separate patch, then it's easier to
follow the changes in a logical way.
--
balbi
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