[PATCH 09/16] ARM: SMDKC100: enable frame buffer again

Kukjin Kim kgene.kim at samsung.com
Wed May 12 01:55:05 EDT 2010


Marek Szyprowski wrote:
> 
> This patch enables support for s3c frame buffer driver on SMDKC100 machine.
> It also fixes the wrongly defined pixel clock value (it worked only before
> commit eb29a5cc0b601).
> 
> Signed-off-by: Marek Szyprowski <m.szyprowski at samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
> ---
>  arch/arm/mach-s5pc100/Kconfig         |    2 ++
>  arch/arm/mach-s5pc100/mach-smdkc100.c |   13 +++++--------
>  2 files changed, 7 insertions(+), 8 deletions(-)
> 
> diff --git a/arch/arm/mach-s5pc100/Kconfig b/arch/arm/mach-s5pc100/Kconfig
> index 26e0028..1e7b9a7 100644
> --- a/arch/arm/mach-s5pc100/Kconfig
> +++ b/arch/arm/mach-s5pc100/Kconfig
> @@ -22,6 +22,8 @@ config S5PC100_SETUP_FB_24BPP
>  config MACH_SMDKC100
>  	bool "SMDKC100"
>  	select CPU_S5PC100
> +	select S5PC100_SETUP_FB_24BPP
> +	select S3C_DEV_FB
>  	help
>  	  Machine support for the Samsung SMDKC100
> 
> diff --git a/arch/arm/mach-s5pc100/mach-smdkc100.c b/arch/arm/mach-
> s5pc100/mach-smdkc100.c
> index 8dec25f..44984be 100644
> --- a/arch/arm/mach-s5pc100/mach-smdkc100.c
> +++ b/arch/arm/mach-s5pc100/mach-smdkc100.c
> @@ -85,7 +85,7 @@ static struct i2c_board_info i2c_devs0[] __initdata = {
>  /* I2C1 */
>  static struct i2c_board_info i2c_devs1[] __initdata = {
>  };
> -
> +#endif

What's the pair of the above '#endif'?

>  /* LCD power controller */
>  static void smdkc100_lcd_power_set(struct plat_lcd_data *pd,
>  				   unsigned int power)
> @@ -118,8 +118,7 @@ static struct platform_device smdkc100_lcd_powerdev = {
>  static struct s3c_fb_pd_win smdkc100_fb_win0 = {
>  	/* this is to ensure we use win0 */
>  	.win_mode	= {
> -		.refresh	= 70,
> -		.pixclock	= (8+13+3+800)*(7+5+1+480),
> +		.pixclock = 1000000000000ULL / ((8+13+3+800)*(7+5+1+480)*80),

Too many 0 :-(
And how about using the definition in the related LCD driver than hard
coding.

>  		.left_margin	= 8,
>  		.right_margin	= 13,
>  		.upper_margin	= 7,
> @@ -139,17 +138,16 @@ static struct s3c_fb_platdata smdkc100_lcd_pdata
> __initdata = {
>  	.vidcon1	= VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
>  	.setup_gpio	= s5pc100_fb_gpio_setup_24bpp,
>  };
> -#endif
> 
>  static struct platform_device *smdkc100_devices[] __initdata = {
> +	&s3c_device_fb,
> +	&smdkc100_lcd_powerdev,
>  #if 0
>  	&s3c_device_i2c0,
>  	&s3c_device_i2c1,
> -	&s3c_device_fb,
>  	&s3c_device_hsmmc0,
>  	&s3c_device_hsmmc1,
>  	&s3c_device_hsmmc2,
> -	&smdkc100_lcd_powerdev,
>  #endif
>  };
> 

In the above code, need #if 0?

> @@ -168,7 +166,7 @@ static void __init smdkc100_machine_init(void)
>  	s3c_i2c1_set_platdata(NULL);
>  	i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
>  	i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
> -
> +#endif
>  	s3c_fb_set_platdata(&smdkc100_lcd_pdata);
> 
>  	/* LCD init */
> @@ -176,7 +174,6 @@ static void __init smdkc100_machine_init(void)
>  	gpio_request(S5PC100_GPH0(6), "GPH0");
>  	smdkc100_lcd_power_set(&smdkc100_lcd_power_data, 0);
>  	platform_add_devices(smdkc100_devices,
> ARRAY_SIZE(smdkc100_devices));
> -#endif
>  }
> 
>  MACHINE_START(SMDKC100, "SMDKC100")
> --


Thanks.

Best regards,
Kgene.
--
Kukjin Kim <kgene.kim at samsung.com>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.




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