touch: Add regulator support

Added regulator support to RM6D030 touch sensor.

Change-Id: I74b2560ae5e02ceea272c15609e7dd624560a5bd
Signed-off-by: Srikanth Katteboina <quic_skattebo@quicinc.com>

raydium/raydium_driver.h

@@ -23,6 +23,10 @@
 #define COORDS_ARR_SIZE    4
 #define I2C_VTG_MIN_UV    1800000
 #define I2C_VTG_MAX_UV    1800000
+#ifdef VDD_ANALOG_ENABLE
+#define VTG_MIN_UV    2800000
+#define VTG_MAX_UV    2800000
+#endif
 #define RAD_MAIN_VERSION	0x01
 #define RAD_MINOR_VERSION	0x01
 #define RAD_CUSTOMER_VERSION	0x0100
@@ -275,6 +279,9 @@ struct raydium_ts_data {
 #endif /*end of CONFIG_FB*/
 
 	/*struct regulator *vdd;*/
+#ifdef VDD_ANALOG_ENABLE
+	struct regulator *vdd;
+#endif
 	struct regulator *vcc_i2c;
 	unsigned int fw_version;
 	unsigned short id;