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-rw-r--r--include/linux/mfd/ti_am335x_tscadc.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/mfd/ti_am335x_tscadc.h b/include/linux/mfd/ti_am335x_tscadc.h
index 7f55b8b41032..b9a53e013bff 100644
--- a/include/linux/mfd/ti_am335x_tscadc.h
+++ b/include/linux/mfd/ti_am335x_tscadc.h
@@ -23,6 +23,8 @@
#define REG_IRQENABLE 0x02C
#define REG_IRQCLR 0x030
#define REG_IRQWAKEUP 0x034
+#define REG_DMAENABLE_SET 0x038
+#define REG_DMAENABLE_CLEAR 0x03c
#define REG_CTRL 0x040
#define REG_ADCFSM 0x044
#define REG_CLKDIV 0x04C
@@ -36,6 +38,7 @@
#define REG_FIFO0THR 0xE8
#define REG_FIFO1CNT 0xF0
#define REG_FIFO1THR 0xF4
+#define REG_DMA1REQ 0xF8
#define REG_FIFO0 0x100
#define REG_FIFO1 0x200
@@ -126,6 +129,10 @@
#define FIFOREAD_DATA_MASK (0xfff << 0)
#define FIFOREAD_CHNLID_MASK (0xf << 16)
+/* DMA ENABLE/CLEAR Register */
+#define DMA_FIFO0 BIT(0)
+#define DMA_FIFO1 BIT(1)
+
/* Sequencer Status */
#define SEQ_STATUS BIT(5)
#define CHARGE_STEP 0x11
@@ -155,6 +162,7 @@ struct ti_tscadc_dev {
struct device *dev;
struct regmap *regmap;
void __iomem *tscadc_base;
+ phys_addr_t tscadc_phys_base;
int irq;
int used_cells; /* 1-2 */
int tsc_wires;