Re: [linux-sunxi] [PATCH v2 3/5] spi: sunxi: Add Allwinner A31 SPIcontroller driver

[Emilio López]

Hi Maxime,

El 29/01/14 08:10, Maxime Ripard escribió:
> The Allwinner A31 has a new SPI controller IP compared to the older Allwinner
> SoCs.
>
> It supports DMA, but the driver only does PIO for now, and DMA will be
> supported eventually.
>
> Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
> ---
(snip)
> +	struct sun6i_spi *sspi = spi_master_get_devdata(master);
> +	int ret;
> +
> +	ret = clk_prepare_enable(sspi->hclk);
> +	if (ret) {
> +		dev_err(dev, "Couldn't enable clock 'ahb spi'\n");
> +		goto out;
> +	}
> +
> +	ret = clk_prepare_enable(sspi->mclk);
> +	if (ret) {
> +		dev_err(dev, "Couldn't enable clock 'ahb spi'\n");

A different message would be nice :)

Cheers,

Emilio
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