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mfd: Add WM1811 support

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The WM1811 is mostly register compatible with the WM8994 and WM8958,
providing a high performance audio hub CODEC in a small form factor
suitable for ultra compact system designs.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Mark Brown 2011-05-24 17:35:40 +08:00
parent 11c2b5f2dc
commit b1f43bf3a5
2 changed files with 28 additions and 0 deletions
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27
drivers/mfd/wm8994-core.c
View file

@ -243,6 +243,18 @@ static struct mfd_cell wm8994_devs[] = {
* and should be handled via the standard regulator API supply
* management.
*/
static const char *wm1811_main_supplies[] = {
"DBVDD1",
"DBVDD2",
"DBVDD3",
"DCVDD",
"AVDD1",
"AVDD2",
"CPVDD",
"SPKVDD1",
"SPKVDD2",
};
static const char *wm8994_main_supplies[] = {
"DBVDD",
"DCVDD",
@ -401,6 +413,9 @@ static int wm8994_device_init(struct wm8994 *wm8994, int irq)
}
switch (wm8994->type) {
case WM1811:
wm8994->num_supplies = ARRAY_SIZE(wm1811_main_supplies);
break;
case WM8994:
wm8994->num_supplies = ARRAY_SIZE(wm8994_main_supplies);
break;
@ -421,6 +436,10 @@ static int wm8994_device_init(struct wm8994 *wm8994, int irq)
}
switch (wm8994->type) {
case WM1811:
for (i = 0; i < ARRAY_SIZE(wm1811_main_supplies); i++)
wm8994->supplies[i].supply = wm1811_main_supplies[i];
break;
case WM8994:
for (i = 0; i < ARRAY_SIZE(wm8994_main_supplies); i++)
wm8994->supplies[i].supply = wm8994_main_supplies[i];
@ -454,6 +473,13 @@ static int wm8994_device_init(struct wm8994 *wm8994, int irq)
goto err_enable;
}
switch (ret) {
case 0x1811:
devname = "WM1811";
if (wm8994->type != WM1811)
dev_warn(wm8994->dev, "Device registered as type %d\n",
wm8994->type);
wm8994->type = WM1811;
break;
case 0x8994:
devname = "WM8994";
if (wm8994->type != WM8994)
@ -651,6 +677,7 @@ static int wm8994_i2c_remove(struct i2c_client *i2c)
}
static const struct i2c_device_id wm8994_i2c_id[] = {
{ "wm1811", WM1811 },
{ "wm8994", WM8994 },
{ "wm8958", WM8958 },
{ }

1
include/linux/mfd/wm8994/core.h
View file

@ -20,6 +20,7 @@
enum wm8994_type {
WM8994 = 0,
WM8958 = 1,
WM1811 = 2,
};
struct regulator_dev;