[v3] clk: qoriq: Add support for the FMan clock

[Scott Wood]

On Tue, 2015-04-14 at 14:15 +0300, Igal.Liberman wrote:
> +static int get_fm_clk_idx(int fm_id, int *fm_clk_idx)
> +{
> +	struct ccsr_guts __iomem *guts_regs = NULL;
> +	struct device_node *guts;
> +	uint32_t reg = 0;
> +	int clk_src = 0;
> +
> +	guts = of_find_matching_node(NULL, guts_device_ids);
> +	if (!guts) {
> +		pr_err("could not find GUTS node\n");
> +		return -ENODEV;
> +	}
> +
> +	guts_regs = of_iomap(guts, 0);
> +	of_node_put(guts);
> +	if (!guts_regs) {
> +		pr_err("ioremap of GUTS node failed\n");
> +		return -ENODEV;
> +	}

Error messages should include more context -- at least __func__.

-Scott