staging: ti-soc-thermal: introduce OMAP4430 extrapolation constants

This patch defines and utilizes the extrapolation constants for OMAP4430.
Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ti-soc-thermal/omap4-thermal-data.c

@@ -82,10 +82,10 @@ const struct ti_bandgap_data omap4430_data = {
 		.registers = &omap4430_mpu_temp_sensor_registers,
 		.ts_data = &omap4430_mpu_temp_sensor_data,
 		.domain = "cpu",
-		.slope = 0,
-		.constant = 20000,
-		.slope_pcb = 0,
-		.constant_pcb = 20000,
+		.slope = OMAP_GRADIENT_SLOPE_4430,
+		.constant = OMAP_GRADIENT_CONST_4430,
+		.slope_pcb = OMAP_GRADIENT_SLOPE_W_PCB_4430,
+		.constant_pcb = OMAP_GRADIENT_CONST_W_PCB_4430,
 		.register_cooling = ti_thermal_register_cpu_cooling,
 		.unregister_cooling = ti_thermal_unregister_cpu_cooling,
 		},

drivers/staging/ti-soc-thermal/ti-thermal.h

@@ -26,6 +26,8 @@
 #include "ti-bandgap.h"
 
 /* sensors gradient and offsets */
+#define OMAP_GRADIENT_SLOPE_4430				0
+#define OMAP_GRADIENT_CONST_4430				20000
 #define OMAP_GRADIENT_SLOPE_4460				348
 #define OMAP_GRADIENT_CONST_4460				-9301
 #define OMAP_GRADIENT_SLOPE_4470				308
@@ -37,6 +39,8 @@
 #define OMAP_GRADIENT_CONST_5430_GPU				978
 
 /* PCB sensor calculation constants */
+#define OMAP_GRADIENT_SLOPE_W_PCB_4430				0
+#define OMAP_GRADIENT_CONST_W_PCB_4430				20000
 #define OMAP_GRADIENT_SLOPE_W_PCB_4460				1142
 #define OMAP_GRADIENT_CONST_W_PCB_4460				-393
 #define OMAP_GRADIENT_SLOPE_W_PCB_4470				1063