Subject: [PATCH v8 2/3] ARM: OMAP2+: gpmc: Adapt to HWMOD

From: [email-masked] (Jon Hunter)
Date: Wed, 5 Sep 2012 14:55:23 -0500

Hi Afzal,

On 09/05/2012 07:37 AM, Afzal Mohammed wrote:
> Create API for platforms to adapt GPMC to HWMOD
> 
> Signed-off-by: Afzal Mohammed <[email-masked]>
> ---
>  arch/arm/mach-omap2/gpmc.c |   26 ++++++++++++++++++++++++++
>  1 files changed, 26 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
> index dbc1ebc..c45f185 100644
> --- a/arch/arm/mach-omap2/gpmc.c
> +++ b/arch/arm/mach-omap2/gpmc.c
> @@ -29,11 +29,14 @@
>  
>  #include <plat/gpmc.h>
>  #include <plat/sdrc.h>
> +#include <plat/omap_device.h>
>  
>  #include "soc.h"
>  
>  #include "common.h"
>  
> +#define	DEVICE_NAME		"omap-gpmc"
> +
>  /* GPMC register offsets */
>  #define GPMC_REVISION		0x00
>  #define GPMC_SYSCONFIG		0x10
> @@ -897,6 +900,29 @@ static int __init gpmc_init(void)
>  }
>  postcore_initcall(gpmc_init);
>  
> +static int __init omap_gpmc_init(void)
> +{
> +	struct omap_hwmod *oh;
> +	struct platform_device *pdev;
> +	char *oh_name = "gpmc";
> +
> +	oh = omap_hwmod_lookup(oh_name);
> +	if (!oh) {
> +		pr_err("Could not look up %s\n", oh_name);
> +		return -ENODEV;
> +	}
> +
> +	pdev = omap_device_build(DEVICE_NAME, -1, oh, NULL, 0, NULL, 0, 0);
> +	if (IS_ERR(pdev)) {
> +		WARN(1, "Can't build omap_device for %s:%s.\n",
> +						DEVICE_NAME, oh->name);
> +		return PTR_ERR(pdev);
> +	}
> +
> +	return 0;

Nit-pick, I see some devices writing the above as ...

	WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);

 	return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;

> +}
> +postcore_initcall(omap_gpmc_init);
> +
>  static irqreturn_t gpmc_handle_irq(int irq, void *dev)
>  {
>  	int i;
> 

Otherwise ...

Reviewed-by: Jon Hunter <[email-masked]>

Cheers
Jon