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

Mylène Josserand
2016-10-04T09:46:18Z

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,
+ .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 = {
--
2.9.3