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authorMark Brown <broonie@opensource.wolfsonmicro.com>2008-12-18 23:09:50 +0100
committerSamuel Ortiz <samuel@sortiz.org>2009-01-04 12:17:42 +0100
commit96920630624868add3f63f596523e70dbb64549a (patch)
tree061f9889a1f0a0b6937ba0df82d8114a9123b935 /drivers/mfd/wm8350-core.c
parent94964f96a6b7018d68b7386cd8c0b8505d3cf69f (diff)
downloadop-kernel-dev-96920630624868add3f63f596523e70dbb64549a.zip
op-kernel-dev-96920630624868add3f63f596523e70dbb64549a.tar.gz
mfd: Add WM8352 support
The WM8352 is a variant of the WM8350. Aside from the register defaults there are no software visible differences to the WM8350. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@openedhand.com>
Diffstat (limited to 'drivers/mfd/wm8350-core.c')
-rw-r--r--drivers/mfd/wm8350-core.c86
1 files changed, 70 insertions, 16 deletions
diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c
index 2188d75..fa505ac 100644
--- a/drivers/mfd/wm8350-core.c
+++ b/drivers/mfd/wm8350-core.c
@@ -1133,35 +1133,75 @@ EXPORT_SYMBOL_GPL(wm8350_read_auxadc);
/*
* Cache is always host endian.
*/
-static int wm8350_create_cache(struct wm8350 *wm8350, int mode)
+static int wm8350_create_cache(struct wm8350 *wm8350, int type, int mode)
{
int i, ret = 0;
u16 value;
const u16 *reg_map;
- switch (mode) {
-#ifdef CONFIG_MFD_WM8350_CONFIG_MODE_0
+ switch (type) {
case 0:
- reg_map = wm8350_mode0_defaults;
- break;
+ switch (mode) {
+#ifdef CONFIG_MFD_WM8350_CONFIG_MODE_0
+ case 0:
+ reg_map = wm8350_mode0_defaults;
+ break;
#endif
#ifdef CONFIG_MFD_WM8350_CONFIG_MODE_1
- case 1:
- reg_map = wm8350_mode1_defaults;
- break;
+ case 1:
+ reg_map = wm8350_mode1_defaults;
+ break;
#endif
#ifdef CONFIG_MFD_WM8350_CONFIG_MODE_2
- case 2:
- reg_map = wm8350_mode2_defaults;
- break;
+ case 2:
+ reg_map = wm8350_mode2_defaults;
+ break;
#endif
#ifdef CONFIG_MFD_WM8350_CONFIG_MODE_3
- case 3:
- reg_map = wm8350_mode3_defaults;
- break;
+ case 3:
+ reg_map = wm8350_mode3_defaults;
+ break;
#endif
+ default:
+ dev_err(wm8350->dev,
+ "WM8350 configuration mode %d not supported\n",
+ mode);
+ return -EINVAL;
+ }
+
+ case 2:
+ switch (mode) {
+#ifdef CONFIG_MFD_WM8352_CONFIG_MODE_0
+ case 0:
+ reg_map = wm8352_mode0_defaults;
+ break;
+#endif
+#ifdef CONFIG_MFD_WM8352_CONFIG_MODE_1
+ case 1:
+ reg_map = wm8352_mode1_defaults;
+ break;
+#endif
+#ifdef CONFIG_MFD_WM8352_CONFIG_MODE_2
+ case 2:
+ reg_map = wm8352_mode2_defaults;
+ break;
+#endif
+#ifdef CONFIG_MFD_WM8352_CONFIG_MODE_3
+ case 3:
+ reg_map = wm8352_mode3_defaults;
+ break;
+#endif
+ default:
+ dev_err(wm8350->dev,
+ "WM8352 configuration mode %d not supported\n",
+ mode);
+ return -EINVAL;
+ }
+ break;
+
default:
- dev_err(wm8350->dev, "Configuration mode %d not supported\n",
+ dev_err(wm8350->dev,
+ "WM835x configuration mode %d not supported\n",
mode);
return -EINVAL;
}
@@ -1284,13 +1324,27 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq,
}
break;
+ case 2:
+ switch (chip_rev) {
+ case 0:
+ dev_info(wm8350->dev, "WM8352 Rev A\n");
+ wm8350->power.rev_g_coeff = 1;
+ break;
+
+ default:
+ dev_err(wm8350->dev, "Unknown WM8352 CHIP_REV\n");
+ ret = -ENODEV;
+ goto err;
+ }
+ break;
+
default:
dev_err(wm8350->dev, "Unknown MASK_REV\n");
ret = -ENODEV;
goto err;
}
- ret = wm8350_create_cache(wm8350, mode);
+ ret = wm8350_create_cache(wm8350, mask_rev, mode);
if (ret < 0) {
dev_err(wm8350->dev, "Failed to create register cache\n");
return ret;
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