linux-kernel - Re: [PATCH 5/5] at91/atmel_lcdfb: add at91sam9g10 support to atmel LCD driver

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Message-ID: <4A51D2D5.2030707@atmel.com>
Date:	Mon, 06 Jul 2009 12:32:53 +0200
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	linux-arm-kernel@...ts.arm.linux.org.uk,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-fbdev-devel@...ts.sourceforge.net
CC:	Nicolas Ferre <nicolas.ferre@...el.com>, avictor.za@...il.com,
	patrice.vilchez@...el.com, linux-kernel@...r.kernel.org,
	Hong Xu <hong.xu@...el.com>
Subject: Re: [PATCH 5/5] at91/atmel_lcdfb: add at91sam9g10 support to atmel
 LCD	driver

Hi,

Nicolas Ferre :
> From: Hong Xu <hong.xu@...el.com>
> 
> Modify atmel LCD driver: atmel_lcdfb for at91sam9g10.  This add a clock
> management equivalent to at91sam9261.

Can we consider an inclusion in linux-fbdev ?

> Signed-off-by: Hong Xu <hong.xu@...el.com>
> Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>

Andrew Victor added his:
Acked-by: Andrew Victor <linux@...im.org.za>

> ---
>  drivers/video/Kconfig           |    4 ++--
>  drivers/video/atmel_lcdfb.c     |    6 ++++--
>  drivers/video/backlight/Kconfig |    2 +-
>  3 files changed, 7 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
> index 5152168..2dbede4 100644
> --- a/drivers/video/Kconfig
> +++ b/drivers/video/Kconfig
> @@ -933,7 +933,7 @@ config FB_S1D13XXX
>  
>  config FB_ATMEL
>  	tristate "AT91/AT32 LCD Controller support"
> -	depends on FB && (ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || ARCH_AT91SAM9G45 || ARCH_AT91CAP9 || AVR32)
> +	depends on FB && (ARCH_AT91SAM9261 || ARCH_AT91SAM9G10 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || ARCH_AT91SAM9G45 || ARCH_AT91CAP9 || AVR32)
>  	select FB_CFB_FILLRECT
>  	select FB_CFB_COPYAREA
>  	select FB_CFB_IMAGEBLIT
> @@ -949,7 +949,7 @@ config FB_INTSRAM
>  
>  config FB_ATMEL_STN
>  	bool "Use a STN display with AT91/AT32 LCD Controller"
> -	depends on FB_ATMEL && MACH_AT91SAM9261EK
> +	depends on FB_ATMEL && (MACH_AT91SAM9261EK || MACH_AT91SAM9G10EK)
>  	default n
>  	help
>  	  Say Y if you want to connect a STN LCD display to the AT91/AT32 LCD
> diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
> index 9a577a8..fc10ac5 100644
> --- a/drivers/video/atmel_lcdfb.c
> +++ b/drivers/video/atmel_lcdfb.c
> @@ -188,7 +188,8 @@ static unsigned long compute_hozval(unsigned long xres, unsigned long lcdcon2)
>  {
>  	unsigned long value;
>  
> -	if (!(cpu_is_at91sam9261() || cpu_is_at32ap7000()))
> +	if (!(cpu_is_at91sam9261() || cpu_is_at91sam9g10()
> +		|| cpu_is_at32ap7000()))
>  		return xres;
>  
>  	value = xres;
> @@ -827,7 +828,8 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev)
>  	info->fix = atmel_lcdfb_fix;
>  
>  	/* Enable LCDC Clocks */
> -	if (cpu_is_at91sam9261() || cpu_is_at32ap7000()) {
> +	if (cpu_is_at91sam9261() || cpu_is_at91sam9g10()
> +	 || cpu_is_at32ap7000()) {
>  		sinfo->bus_clk = clk_get(dev, "hck1");
>  		if (IS_ERR(sinfo->bus_clk)) {
>  			ret = PTR_ERR(sinfo->bus_clk);
> diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig
> index f9d19be..90861cd 100644
> --- a/drivers/video/backlight/Kconfig
> +++ b/drivers/video/backlight/Kconfig
> @@ -110,7 +110,7 @@ config BACKLIGHT_CLASS_DEVICE
>  config BACKLIGHT_ATMEL_LCDC
>  	bool "Atmel LCDC Contrast-as-Backlight control"
>  	depends on BACKLIGHT_CLASS_DEVICE && FB_ATMEL
> -	default y if MACH_SAM9261EK || MACH_SAM9263EK
> +	default y if MACH_SAM9261EK || MACH_SAM9G10EK || MACH_SAM9263EK
>  	help
>  	  This provides a backlight control internal to the Atmel LCDC
>  	  driver.  If the LCD "contrast control" on your board is wired


Best regards,
-- 
Nicolas Ferre

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