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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-05-07 11:03:22 +0200
committerSamuel Ortiz <sameo@linux.intel.com>2012-05-07 11:32:08 +0200
commitcc7a727941193e3e59be2e9f6522eb78bc7ee909 (patch)
tree3b7813120db496fce4c90f0c68e0795335233e31 /include
parentmfd: Convert wm8350 physical I/O to regmap API (diff)
downloadlinux-cc7a727941193e3e59be2e9f6522eb78bc7ee909.tar.xz
linux-cc7a727941193e3e59be2e9f6522eb78bc7ee909.zip
mfd: Read CUST_ID from the wm8994 device
Read CUST_ID from the device and log it for diagnostics. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mfd/wm8994/core.h1
-rw-r--r--include/linux/mfd/wm8994/registers.h3
2 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/mfd/wm8994/core.h b/include/linux/mfd/wm8994/core.h
index 9eff2a351ec5..d41bc7b8a86a 100644
--- a/include/linux/mfd/wm8994/core.h
+++ b/include/linux/mfd/wm8994/core.h
@@ -57,6 +57,7 @@ struct wm8994 {
enum wm8994_type type;
int revision;
+ int cust_id;
struct device *dev;
struct regmap *regmap;
diff --git a/include/linux/mfd/wm8994/registers.h b/include/linux/mfd/wm8994/registers.h
index 86e6a032a078..053548961c15 100644
--- a/include/linux/mfd/wm8994/registers.h
+++ b/include/linux/mfd/wm8994/registers.h
@@ -2212,6 +2212,9 @@
/*
* R256 (0x100) - Chip Revision
*/
+#define WM8994_CUST_ID_MASK 0xFF00 /* CUST_ID - [15:8] */
+#define WM8994_CUST_ID_SHIFT 8 /* CUST_ID - [15:8] */
+#define WM8994_CUST_ID_WIDTH 8 /* CUST_ID - [15:8] */
#define WM8994_CHIP_REV_MASK 0x000F /* CHIP_REV - [3:0] */
#define WM8994_CHIP_REV_SHIFT 0 /* CHIP_REV - [3:0] */
#define WM8994_CHIP_REV_WIDTH 4 /* CHIP_REV - [3:0] */