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>
diff --git a/include/linux/mfd/da9052/da9052.h b/include/linux/mfd/da9052/da9052.h
index 7ffbd6e9..b990cca 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 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)
{