Re: [PATCH 05/14] mfd: sun6i-prcm: Add sun8i analog codec as subnode

Lee Jones
2016-10-26T14:05:01Z

On Tue, 04 Oct 2016, Mylène Josserand wrote:

> The sun8i audio codec is using PRCM registers to configure all the
> analog part of the audio codec. It is added as a subnode of the PRCM
> with his resource (offset of 0x1c0).
>
> Signed-off-by: Mylène Josserand <mylene.josserand-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
> ---
> drivers/mfd/sun6i-prcm.c | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/drivers/mfd/sun6i-prcm.c b/drivers/mfd/sun6i-prcm.c
> index 011fcc5..e0c6bf5 100644
> --- a/drivers/mfd/sun6i-prcm.c
> +++ b/drivers/mfd/sun6i-prcm.c
> @@ -12,6 +12,8 @@
> #include <linux/init.h>
> #include <linux/of.h>
>
> +#define SUN6I_AUDIO_CODEC_ANALOG 0x1c0
> +
> struct prcm_data {
> int nsubdevs;
> const struct mfd_cell *subdevs;
> @@ -57,6 +59,14 @@ static const struct resource sun6i_a31_apb0_rstc_res[] = {
> },
> };
>
> +static const struct resource sun8i_adda_res[] = {
> + {
> + .start = SUN6I_AUDIO_CODEC_ANALOG,
> + .end = 0x1c3,

This also needs defining. No magic numbers please.

> + .flags = IORESOURCE_MEM,
> + },
> +};
> +
> static const struct mfd_cell sun6i_a31_prcm_subdevs[] = {
> {
> .name = "sun6i-a31-ar100-clk",
> @@ -109,6 +119,12 @@ 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-codec-analog",
> + .num_resources = ARRAY_SIZE(sun8i_adda_res),
> + .resources = sun8i_adda_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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