On Sat, 12 Nov 2016, Chen-Yu Tsai wrote:
> The PRCM block on the A23 contains a message box like interface to
> the registers for the analog path controls of the internal codec.
>
> Add a sub-device for it.
>
> Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
> ---
> drivers/mfd/sun6i-prcm.c | 17 +++++++++++++++++
> 1 file changed, 17 insertions(+)
>
> diff --git a/drivers/mfd/sun6i-prcm.c b/drivers/mfd/sun6i-prcm.c
> index 011fcc555945..4abbf2ede944 100644
> --- a/drivers/mfd/sun6i-prcm.c
> +++ b/drivers/mfd/sun6i-prcm.c
> @@ -12,6 +12,9 @@
> #include <linux/init.h>
> #include <linux/of.h>
>
> +#define SUN8I_CODEC_ANALOG_BASE 0x1c0
> +#define SUN8I_CODEC_ANALOG_END (SUN8I_CODEC_ANALOG_BASE + 0x4 - 1)
> +
> struct prcm_data {
> int nsubdevs;
> const struct mfd_cell *subdevs;
> @@ -57,6 +60,14 @@ static const struct resource sun6i_a31_apb0_rstc_res[] = {
> },
> };
>
> +static const struct resource sun8i_codec_analog_res[] = {
> + {
> + .start = SUN8I_CODEC_ANALOG_BASE,
> + .end = SUN8I_CODEC_ANALOG_END,
> + .flags = IORESOURCE_MEM,
> + },
> +};
Use the DEVICE_RES_* macros.
> static const struct mfd_cell sun6i_a31_prcm_subdevs[] = {
> {
> .name = "sun6i-a31-ar100-clk",
> @@ -109,6 +120,12 @@ static const struct mfd_cell sun8i_a23_prcm_subdevs[] = {
> .num_resources = ARRAY_SIZE(sun6i_a31_apb0_rstc_res),
> .resources = sun6i_a31_apb0_rstc_res,
> },
> + {
> + .name = "sun8i-codec-analog",
> + .of_compatible = "allwinner,sun8i-a23-codec-analog",
> + .num_resources = ARRAY_SIZE(sun8i_codec_analog_res),
> + .resources = sun8i_codec_analog_res,
> + },
> };
>
> static const struct prcm_data sun6i_a31_prcm_data = {
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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