Re: [PATCH 1/1] amba: add oftree probe support

[Sascha Hauer <s.hauer@pengutronix.de>]

On Mon, Feb 11, 2013 at 08:09:25PM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote:
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
> ---
>  drivers/amba/bus.c |    1 +
>  drivers/of/base.c  |   60 +++++++++++++++++++++++++++++++++++++++++++++-------
>  2 files changed, 53 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c
> index d1ab53c..dcb52bf 100644
> --- a/drivers/amba/bus.c
> +++ b/drivers/amba/bus.c
> @@ -212,6 +212,7 @@ struct amba_device *amba_device_alloc(const char *name, int id, resource_size_t
>  	dev->res.start = base;
>  	dev->res.end = base + size - 1;
>  	dev->res.flags = IORESOURCE_MEM;
> +	dev->dev.resource = &dev->res;
>  
>  	return dev;
>  }
> diff --git a/drivers/of/base.c b/drivers/of/base.c
> index eaaeaf4..c2737ec 100644
> --- a/drivers/of/base.c
> +++ b/drivers/of/base.c
> @@ -26,6 +26,7 @@
>  #include <memory.h>
>  #include <sizes.h>
>  #include <linux/ctype.h>
> +#include <linux/amba/bus.h>
>  
>  /**
>   * struct alias_prop - Alias property in 'aliases' node
> @@ -641,18 +642,44 @@ void of_delete_property(struct property *pp)
>  	free(pp);
>  }
>  
> -static struct device_d *add_of_device(struct device_node *node)
> +static struct device_d *add_of_amba_device(struct device_node *node)
>  {
> -	struct device_d *dev;
> +	struct amba_device *dev;
>  	char *name, *at;
> -	const struct property *cp;
>  
> -	if (of_node_disabled(node))
> -		return NULL;
> +	dev = xzalloc(sizeof(*dev));
>  
> -	cp = of_get_property(node, "compatible", NULL);
> -	if (!cp)
> -		return NULL;
> +	name = xstrdup(node->name);
> +	at = strchr(name, '@');
> +	if (at) {
> +		*at = 0;
> +		snprintf(dev->dev.name, MAX_DRIVER_NAME, "%s.%s", at + 1, name);
> +	} else {
> +		strncpy(dev->dev.name, node->name, MAX_DRIVER_NAME);
> +	}
> +
> +	dev->dev.id = DEVICE_ID_SINGLE;
> +	memcpy(&dev->res, &node->resource[0], sizeof(struct resource));
> +	dev->dev.resource = node->resource;
> +	dev->dev.num_resources = 1;
> +	dev->dev.device_node = node;
> +	node->device = &dev->dev;
> +
> +	of_property_read_u32(node, "arm,primecell-periphid", &dev->periphid);
> +
> +	debug("register device 0x%08x\n", node->resource[0].start);
> +
> +	amba_device_add(dev);
> +
> +	free(name);
> +
> +	return &dev->dev;
> +}
> +
> +static struct device_d *add_of_platfrom_device(struct device_node *node)

Lets not reintroduce platfroms, use platforms.

Sascha


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