[RESEND PATCH 1/6] mfd: arizona: Add support for WM8280/WM8281

Charles Keepax
2015-03-03T16:20:51Z

This adds support for the Wolfson Microelectronics WM8280 and WM8281
codecs.

Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
[ Minor fixup to remove potentially uninitialised variable. ]
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
---
drivers/mfd/Kconfig | 5 +++--
drivers/mfd/arizona-core.c | 15 +++++++++++++--
drivers/mfd/arizona-i2c.c | 2 ++
drivers/mfd/arizona-irq.c | 1 +
drivers/mfd/arizona-spi.c | 2 ++
include/linux/mfd/arizona/core.h | 1 +
6 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 0ad88c7..b5fb03c 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -1290,10 +1290,11 @@ config MFD_WM5102
Support for Wolfson Microelectronics WM5102 low power audio SoC

config MFD_WM5110
- bool "Wolfson Microelectronics WM5110"
+ bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
depends on MFD_ARIZONA
help
- Support for Wolfson Microelectronics WM5110 low power audio SoC
+ Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
+ low power audio SoC

config MFD_WM8997
bool "Wolfson Microelectronics WM8997"
diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
index 09ba8f1..9f81998 100644
--- a/drivers/mfd/arizona-core.c
+++ b/drivers/mfd/arizona-core.c
@@ -567,6 +567,7 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
const struct of_device_id arizona_of_match[] = {
{ .compatible = "wlf,wm5102", .data = (void *)WM5102 },
{ .compatible = "wlf,wm5110", .data = (void *)WM5110 },
+ { .compatible = "wlf,wm8280", .data = (void *)WM8280 },
{ .compatible = "wlf,wm8997", .data = (void *)WM8997 },
{},
};
@@ -671,6 +672,7 @@ int arizona_dev_init(struct arizona *arizona)
switch (arizona->type) {
case WM5102:
case WM5110:
+ case WM8280:
case WM8997:
for (i = 0; i < ARRAY_SIZE(wm5102_core_supplies); i++)
arizona->core_supplies[i].supply
@@ -834,11 +836,19 @@ int arizona_dev_init(struct arizona *arizona)
#endif
#ifdef CONFIG_MFD_WM5110
case 0x5110:
- type_name = "WM5110";
- if (arizona->type != WM5110) {
+ switch (arizona->type) {
+ case WM5110:
+ type_name = "WM5110";
+ break;
+ case WM8280:
+ type_name = "WM8280";
+ break;
+ default:
+ type_name = "WM5110";
dev_err(arizona->dev, "WM5110 registered as %d\n",
arizona->type);
arizona->type = WM5110;
+ break;
}
apply_patch = wm5110_patch;
break;
@@ -1010,6 +1020,7 @@ int arizona_dev_init(struct arizona *arizona)
ARRAY_SIZE(wm5102_devs), NULL, 0, NULL);
break;
case WM5110:
+ case WM8280:
ret = mfd_add_devices(arizona->dev, -1, wm5110_devs,
ARRAY_SIZE(wm5110_devs), NULL, 0, NULL);
break;
diff --git a/drivers/mfd/arizona-i2c.c b/drivers/mfd/arizona-i2c.c
index 9d4156f..ff782a5d 100644
--- a/drivers/mfd/arizona-i2c.c
+++ b/drivers/mfd/arizona-i2c.c
@@ -44,6 +44,7 @@ static int arizona_i2c_probe(struct i2c_client *i2c,
#endif
#ifdef CONFIG_MFD_WM5110
case WM5110:
+ case WM8280:
regmap_config = &wm5110_i2c_regmap;
break;
#endif
@@ -87,6 +88,7 @@ static int arizona_i2c_remove(struct i2c_client *i2c)
static const struct i2c_device_id arizona_i2c_id[] = {
{ "wm5102", WM5102 },
{ "wm5110", WM5110 },
+ { "wm8280", WM8280 },
{ "wm8997", WM8997 },
{ }
};
diff --git a/drivers/mfd/arizona-irq.c b/drivers/mfd/arizona-irq.c
index 3a3fe7c..d063b94 100644
--- a/drivers/mfd/arizona-irq.c
+++ b/drivers/mfd/arizona-irq.c
@@ -211,6 +211,7 @@ int arizona_irq_init(struct arizona *arizona)
#endif
#ifdef CONFIG_MFD_WM5110
case WM5110:
+ case WM8280:
aod = &wm5110_aod;

switch (arizona->rev) {
diff --git a/drivers/mfd/arizona-spi.c b/drivers/mfd/arizona-spi.c
index 8ef58bc..1e845f6 100644
--- a/drivers/mfd/arizona-spi.c
+++ b/drivers/mfd/arizona-spi.c
@@ -44,6 +44,7 @@ static int arizona_spi_probe(struct spi_device *spi)
#endif
#ifdef CONFIG_MFD_WM5110
case WM5110:
+ case WM8280:
regmap_config = &wm5110_spi_regmap;
break;
#endif
@@ -84,6 +85,7 @@ static int arizona_spi_remove(struct spi_device *spi)
static const struct spi_device_id arizona_spi_ids[] = {
{ "wm5102", WM5102 },
{ "wm5110", WM5110 },
+ { "wm8280", WM8280 },
{ },
};
MODULE_DEVICE_TABLE(spi, arizona_spi_ids);
diff --git a/include/linux/mfd/arizona/core.h b/include/linux/mfd/arizona/core.h
index 910e3aa..f970105 100644
--- a/include/linux/mfd/arizona/core.h
+++ b/include/linux/mfd/arizona/core.h
@@ -24,6 +24,7 @@ enum arizona_type {
WM5102 = 1,
WM5110 = 2,
WM8997 = 3,
+ WM8280 = 4,
};

#define ARIZONA_IRQ_GP1 0
--
1.7.2.5