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authorAshish Jangam <ashish.jangam@kpitcummins.com>2012-05-18 14:19:18 +0400
committerSamuel Ortiz <sameo@linux.intel.com>2012-05-20 19:27:08 +0400
commit16e5e204c92800aad4e7db52d289565cc82240ce (patch)
treee32f850cb2b226901d5f6a904fc1ec745ce53e25 /include/linux/mfd/da9052
parent21f7541d8861fdcdff663c68903e961ca1b06dc6 (diff)
downloadlinux-16e5e204c92800aad4e7db52d289565cc82240ce.tar.xz
mfd: Add ADC support to the DA9052/53 core
This patch adds ADC support to the DA9052/53 core. Tested on smdkv6410 and i.mx53 QS boards. Signed-off-by: Ashish Jangam <ashish.jangam@kpitcummins.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'include/linux/mfd/da9052')
-rw-r--r--include/linux/mfd/da9052/da9052.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/include/linux/mfd/da9052/da9052.h b/include/linux/mfd/da9052/da9052.h
index 7ffbd6e9e7fc..b990cca1d9ee 100644
--- a/include/linux/mfd/da9052/da9052.h
+++ b/include/linux/mfd/da9052/da9052.h
@@ -33,6 +33,18 @@
#include <linux/mfd/da9052/reg.h>
+/* Common - HWMON Channel Definations */
+#define DA9052_ADC_VDDOUT 0
+#define DA9052_ADC_ICH 1
+#define DA9052_ADC_TBAT 2
+#define DA9052_ADC_VBAT 3
+#define DA9052_ADC_IN4 4
+#define DA9052_ADC_IN5 5
+#define DA9052_ADC_IN6 6
+#define DA9052_ADC_TSI 7
+#define DA9052_ADC_TJUNC 8
+#define DA9052_ADC_VBBAT 9
+
#define DA9052_IRQ_DCIN 0
#define DA9052_IRQ_VBUS 1
#define DA9052_IRQ_DCINREM 2
@@ -79,12 +91,19 @@ struct da9052 {
struct device *dev;
struct regmap *regmap;
+ struct mutex auxadc_lock;
+ struct completion done;
+
int irq_base;
u8 chip_id;
int chip_irq;
};
+/* ADC API */
+int da9052_adc_manual_read(struct da9052 *da9052, unsigned char channel);
+int da9052_adc_read_temp(struct da9052 *da9052);
+
/* Device I/O API */
static inline int da9052_reg_read(struct da9052 *da9052, unsigned char reg)
{