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@free-electrons.com
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 = {