[PATCH v3 3/4] ARM: s3c64xx: Decouple lcd type from display controller window data
Jingoo Han
jg1.han at samsung.com
Wed Mar 28 06:07:15 EDT 2012
On 25 March 2012 01:29, Thomas Abraham < thomas.abraham at linaro.org> wrote:
> Subject: [PATCH v3 3/4] ARM: s3c64xx: Decouple lcd type from display controller window data
>
> The display controller window data should contain window configuration data
> for only one type of lcd panel. So, for real6410 and mini6410 boards, split
> the existing display controller window data, which contains window
> configuration data for two different types of lcd panels, into two seperate
> instances and register one of them depending on the type of the lcd panel
> detected at runtime.
>
> This is a prerequisite change for a subsequent commit that reorders the
> platform data of display controller by moving video interface timing out
> of window setup data.
>
> Cc: Darius Augulis <augulis.darius at gmail.com>
> Cc: Jingoo Han <jg1.han at samsung.com>
It looks good.
Acked-by: Jingoo Han <jg1.han at samsung.com>
> Signed-off-by: Thomas Abraham <thomas.abraham at linaro.org>
> ---
> arch/arm/mach-s3c64xx/mach-mini6410.c | 82 +++++++++++++++++---------------
> arch/arm/mach-s3c64xx/mach-real6410.c | 82 +++++++++++++++++---------------
> 2 files changed, 88 insertions(+), 76 deletions(-)
>
> diff --git a/arch/arm/mach-s3c64xx/mach-mini6410.c b/arch/arm/mach-s3c64xx/mach-mini6410.c
> index c34c2ab..34f5195 100644
> --- a/arch/arm/mach-s3c64xx/mach-mini6410.c
> +++ b/arch/arm/mach-s3c64xx/mach-mini6410.c
> @@ -151,41 +151,49 @@ static struct s3c2410_platform_nand mini6410_nand_info = {
> .sets = mini6410_nand_sets,
> };
>
> -static struct s3c_fb_pd_win mini6410_fb_win[] = {
> - {
> - .win_mode = { /* 4.3" 480x272 */
> - .left_margin = 3,
> - .right_margin = 2,
> - .upper_margin = 1,
> - .lower_margin = 1,
> - .hsync_len = 40,
> - .vsync_len = 1,
> - .xres = 480,
> - .yres = 272,
> - },
> - .max_bpp = 32,
> - .default_bpp = 16,
> - }, {
> - .win_mode = { /* 7.0" 800x480 */
> - .left_margin = 8,
> - .right_margin = 13,
> - .upper_margin = 7,
> - .lower_margin = 5,
> - .hsync_len = 3,
> - .vsync_len = 1,
> - .xres = 800,
> - .yres = 480,
> - },
> - .max_bpp = 32,
> - .default_bpp = 16,
> +static struct s3c_fb_pd_win mini6410_lcd_type0_fb_win = {
> + .win_mode = { /* 4.3" 480x272 */
> + .left_margin = 3,
> + .right_margin = 2,
> + .upper_margin = 1,
> + .lower_margin = 1,
> + .hsync_len = 40,
> + .vsync_len = 1,
> + .xres = 480,
> + .yres = 272,
> },
> + .max_bpp = 32,
> + .default_bpp = 16,
> };
>
> -static struct s3c_fb_platdata mini6410_lcd_pdata __initdata = {
> - .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
> - .win[0] = &mini6410_fb_win[0],
> - .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
> - .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
> +static struct s3c_fb_pd_win mini6410_lcd_type1_fb_win = {
> + .win_mode = { /* 7.0" 800x480 */
> + .left_margin = 8,
> + .right_margin = 13,
> + .upper_margin = 7,
> + .lower_margin = 5,
> + .hsync_len = 3,
> + .vsync_len = 1,
> + .xres = 800,
> + .yres = 480,
> + },
> + .max_bpp = 32,
> + .default_bpp = 16,
> +};
> +
> +static struct s3c_fb_platdata mini6410_lcd_pdata[] __initdata = {
> + {
> + .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
> + .win[0] = &mini6410_lcd_type0_fb_win,
> + .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
> + .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
> + }, {
> + .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
> + .win[0] = &mini6410_lcd_type1_fb_win,
> + .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
> + .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
> + },
> + { },
> };
>
> static void mini6410_lcd_power_set(struct plat_lcd_data *pd,
> @@ -283,7 +291,7 @@ static void mini6410_parse_features(
> "screen type already set\n", f);
> } else {
> int li = f - '0';
> - if (li >= ARRAY_SIZE(mini6410_fb_win))
> + if (li >= ARRAY_SIZE(mini6410_lcd_pdata))
> printk(KERN_INFO "MINI6410: '%c' out "
> "of range LCD mode\n", f);
> else {
> @@ -307,14 +315,12 @@ static void __init mini6410_machine_init(void)
> /* Parse the feature string */
> mini6410_parse_features(&features, mini6410_features_str);
>
> - mini6410_lcd_pdata.win[0] = &mini6410_fb_win[features.lcd_index];
> -
> printk(KERN_INFO "MINI6410: selected LCD display is %dx%d\n",
> - mini6410_lcd_pdata.win[0]->win_mode.xres,
> - mini6410_lcd_pdata.win[0]->win_mode.yres);
> + mini6410_lcd_pdata[features.lcd_index].win[0]->win_mode.xres,
> + mini6410_lcd_pdata[features.lcd_index].win[0]->win_mode.yres);
>
> s3c_nand_set_platdata(&mini6410_nand_info);
> - s3c_fb_set_platdata(&mini6410_lcd_pdata);
> + s3c_fb_set_platdata(&mini6410_lcd_pdata[features.lcd_index]);
> s3c24xx_ts_set_platdata(NULL);
>
> /* configure nCS1 width to 16 bits */
> diff --git a/arch/arm/mach-s3c64xx/mach-real6410.c b/arch/arm/mach-s3c64xx/mach-real6410.c
> index be2a9a2..21f91e5 100644
> --- a/arch/arm/mach-s3c64xx/mach-real6410.c
> +++ b/arch/arm/mach-s3c64xx/mach-real6410.c
> @@ -117,41 +117,49 @@ static struct platform_device real6410_device_eth = {
> },
> };
>
> -static struct s3c_fb_pd_win real6410_fb_win[] = {
> - {
> - .win_mode = { /* 4.3" 480x272 */
> - .left_margin = 3,
> - .right_margin = 2,
> - .upper_margin = 1,
> - .lower_margin = 1,
> - .hsync_len = 40,
> - .vsync_len = 1,
> - .xres = 480,
> - .yres = 272,
> - },
> - .max_bpp = 32,
> - .default_bpp = 16,
> - }, {
> - .win_mode = { /* 7.0" 800x480 */
> - .left_margin = 8,
> - .right_margin = 13,
> - .upper_margin = 7,
> - .lower_margin = 5,
> - .hsync_len = 3,
> - .vsync_len = 1,
> - .xres = 800,
> - .yres = 480,
> - },
> - .max_bpp = 32,
> - .default_bpp = 16,
> +static struct s3c_fb_pd_win real6410_lcd_type0_fb_win = {
> + .win_mode = { /* 4.3" 480x272 */
> + .left_margin = 3,
> + .right_margin = 2,
> + .upper_margin = 1,
> + .lower_margin = 1,
> + .hsync_len = 40,
> + .vsync_len = 1,
> + .xres = 480,
> + .yres = 272,
> },
> + .max_bpp = 32,
> + .default_bpp = 16,
> };
>
> -static struct s3c_fb_platdata real6410_lcd_pdata __initdata = {
> - .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
> - .win[0] = &real6410_fb_win[0],
> - .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
> - .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
> +static struct s3c_fb_pd_win real6410_lcd_type1_fb_win = {
> + .win_mode = { /* 7.0" 800x480 */
> + .left_margin = 8,
> + .right_margin = 13,
> + .upper_margin = 7,
> + .lower_margin = 5,
> + .hsync_len = 3,
> + .vsync_len = 1,
> + .xres = 800,
> + .yres = 480,
> + },
> + .max_bpp = 32,
> + .default_bpp = 16,
> +};
> +
> +static struct s3c_fb_platdata real6410_lcd_pdata[] __initdata = {
> + {
> + .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
> + .win[0] = &real6410_lcd_type0_fb_win,
> + .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
> + .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
> + }, {
> + .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
> + .win[0] = &real6410_lcd_type1_fb_win,
> + .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
> + .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
> + },
> + { },
> };
>
> static struct mtd_partition real6410_nand_part[] = {
> @@ -264,7 +272,7 @@ static void real6410_parse_features(
> "screen type already set\n", f);
> } else {
> int li = f - '0';
> - if (li >= ARRAY_SIZE(real6410_fb_win))
> + if (li >= ARRAY_SIZE(real6410_lcd_pdata))
> printk(KERN_INFO "REAL6410: '%c' out "
> "of range LCD mode\n", f);
> else {
> @@ -288,13 +296,11 @@ static void __init real6410_machine_init(void)
> /* Parse the feature string */
> real6410_parse_features(&features, real6410_features_str);
>
> - real6410_lcd_pdata.win[0] = &real6410_fb_win[features.lcd_index];
> -
> printk(KERN_INFO "REAL6410: selected LCD display is %dx%d\n",
> - real6410_lcd_pdata.win[0]->win_mode.xres,
> - real6410_lcd_pdata.win[0]->win_mode.yres);
> + real6410_lcd_pdata[features.lcd_index].win[0]->win_mode.xres,
> + real6410_lcd_pdata[features.lcd_index].win[0]->win_mode.yres);
>
> - s3c_fb_set_platdata(&real6410_lcd_pdata);
> + s3c_fb_set_platdata(&real6410_lcd_pdata[features.lcd_index]);
> s3c_nand_set_platdata(&real6410_nand_info);
> s3c24xx_ts_set_platdata(NULL);
>
> --
> 1.6.6.rc2
More information about the linux-arm-kernel
mailing list