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-rw-r--r--include/linux/mfd/ti_am335x_tscadc.h9
-rw-r--r--include/linux/platform_data/ti_am335x_adc.h14
2 files changed, 22 insertions, 1 deletions
diff --git a/include/linux/mfd/ti_am335x_tscadc.h b/include/linux/mfd/ti_am335x_tscadc.h
index fc18b2ef753f..c79ad5d2f271 100644
--- a/include/linux/mfd/ti_am335x_tscadc.h
+++ b/include/linux/mfd/ti_am335x_tscadc.h
@@ -120,15 +120,19 @@
#define ADC_CLK 3000000
#define MAX_CLK_DIV 7
+#define TOTAL_STEPS 16
+#define TOTAL_CHANNELS 8
-#define TSCADC_CELLS 1
+#define TSCADC_CELLS 2
enum tscadc_cells {
TSC_CELL,
+ ADC_CELL,
};
struct mfd_tscadc_board {
struct tsc_data *tsc_init;
+ struct adc_data *adc_init;
};
struct ti_tscadc_dev {
@@ -140,6 +144,9 @@ struct ti_tscadc_dev {
/* tsc device */
struct titsc *tsc;
+
+ /* adc device */
+ struct adc_device *adc;
};
#endif
diff --git a/include/linux/platform_data/ti_am335x_adc.h b/include/linux/platform_data/ti_am335x_adc.h
new file mode 100644
index 000000000000..e41d5834cb84
--- /dev/null
+++ b/include/linux/platform_data/ti_am335x_adc.h
@@ -0,0 +1,14 @@
+#ifndef __LINUX_TI_AM335X_ADC_H
+#define __LINUX_TI_AM335X_ADC_H
+
+/**
+ * struct adc_data ADC Input information
+ * @adc_channels: Number of analog inputs
+ * available for ADC.
+ */
+
+struct adc_data {
+ unsigned int adc_channels;
+};
+
+#endif