[PATCH 6/6] mmc: sdhci-s3c: Add device tree support

Grant Likely grant.likely at secretlab.ca
Mon Nov 7 16:17:26 EST 2011


On Thu, Nov 03, 2011 at 02:06:03AM +0530, Thomas Abraham wrote:
> Add device tree based discovery support for Samsung's sdhci controller
> 
> Cc: Ben Dooks <ben-linux at fluff.org>
> Signed-off-by: Thomas Abraham <thomas.abraham at linaro.org>
> ---
> +Example:
> +	sdhci at 12530000 {
> +		compatible = "samsung,exynos4210-sdhci";
> +		reg = <0x12530000 0x100>;
> +		interrupts = <139>;
> +		samsung,sdhci-bus-width = <4>;
> +		linux,mmc_cap_4_bit_data;

Following on from my reply on patch 5, this is an example of exactly
what I'm talking about.  This node both sets bus-width to '4', and
sets the 4_bit_data flag.  Don't you think that the driver would be
smart enough to set the 4_bit_data flag when the bus width was set to
4?

g.




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