mfd: da9052: Add register details for TSI

Add register details an channels definition for using the TSI
registers in the hwmon driver.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

include/linux/mfd/da9052/da9052.h

@@ -45,6 +45,12 @@
 #define DA9052_ADC_TJUNC	8
 #define DA9052_ADC_VBBAT	9
 
+/* TSI channel has its own 4 channel mux */
+#define DA9052_ADC_TSI_XP	70
+#define DA9052_ADC_TSI_XN	71
+#define DA9052_ADC_TSI_YP	72
+#define DA9052_ADC_TSI_YN	73
+
 #define DA9052_IRQ_DCIN	0
 #define DA9052_IRQ_VBUS	1
 #define DA9052_IRQ_DCINREM	2

include/linux/mfd/da9052/reg.h

@@ -690,7 +690,10 @@
 /* TSI CONTROL REGISTER B BITS */
 #define DA9052_TSICONTB_ADCREF		0X80
 #define DA9052_TSICONTB_TSIMAN		0X40
-#define DA9052_TSICONTB_TSIMUX		0X30
+#define DA9052_TSICONTB_TSIMUX_XP	0X00
+#define DA9052_TSICONTB_TSIMUX_YP	0X10
+#define DA9052_TSICONTB_TSIMUX_XN	0X20
+#define DA9052_TSICONTB_TSIMUX_YN	0X30
 #define DA9052_TSICONTB_TSISEL3	0X08
 #define DA9052_TSICONTB_TSISEL2	0X04
 #define DA9052_TSICONTB_TSISEL1	0X02
@@ -705,8 +708,14 @@
 /* TSI CO-ORDINATE LSB RESULT REGISTER BITS */
 #define DA9052_TSILSB_PENDOWN		0X40
 #define DA9052_TSILSB_TSIZL		0X30
+#define DA9052_TSILSB_TSIZL_SHIFT	4
+#define DA9052_TSILSB_TSIZL_BITS	2
 #define DA9052_TSILSB_TSIYL		0X0C
+#define DA9052_TSILSB_TSIYL_SHIFT	2
+#define DA9052_TSILSB_TSIYL_BITS	2
 #define DA9052_TSILSB_TSIXL		0X03
+#define DA9052_TSILSB_TSIXL_SHIFT	0
+#define DA9052_TSILSB_TSIXL_BITS	2
 
 /* TSI Z MEASUREMENT MSB RESULT REGISTER BIT */
 #define DA9052_TSIZMSB_TSIZM		0XFF