Re: [alsa-devel] [PATCH v7 05/13] slimbus: core: add support to device tree helper

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On Wed, Nov 15, 2017 at 02:10:35PM +0000, srinivas.kandagatla@xxxxxxxxxx wrote:
> +
> +	for_each_child_of_node(ctrl->dev->of_node, node) {
> +		struct slim_device *sbdev;
> +		struct slim_eaddr e_addr;
> +		const char *compat = NULL;
> +		int reg[2], ret;
> +		int manf_id, prod_code;
> +
> +		compat = of_get_property(node, "compatible", NULL);
> +		if (!compat)
> +			continue;
> +
> +		ret = sscanf(compat, "slim%x,%x", &manf_id, &prod_code);
> +		if (ret != 2) {
> +			dev_err(dev, "Manf ID & Product code not found %s\n",
> +				compat);
> +			continue;
> +		}

can we do xxx_property_read_u32() on compat and then use bit manupliations
to get ids rather than scanf.

> +
> +		ret = of_property_read_u32_array(node, "reg", reg, 2);

I typically prefer using device_property_read_u32() but then this is of_
code so I will leave this upto you...

-- 
~Vinod
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