staging: omap-thermal: add OMAP4 data structures

This patch adds the data structures needed for proper registration
of OMAP4 chips. This patch includes definitions for these chip versions:
. OMAP4430
. OMAP4460
. OMAP4470
Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/omap-thermal/Kconfig

@@ -18,3 +18,17 @@ config OMAP_THERMAL
 	  If you say yes here you want to get support for generic thermal
 	  framework for the Texas Instruments OMAP4460+ on die bandgap
 	  temperature sensor.
+
+config OMAP4_THERMAL
+	bool "Texas Instruments OMAP4 thermal support"
+	depends on OMAP_BANDGAP
+	depends on ARCH_OMAP4
+	help
+	  If you say yes here you get thermal support for the Texas Instruments
+	  OMAP4 SoC family. The current chip supported are:
+	   - OMAP4430
+	   - OMAP4460
+	   - OMAP4470
+
+	  This includes alert interrupts generation and also the TSHUT
+	  support.

drivers/staging/omap-thermal/Makefile

 obj-$(CONFIG_OMAP_BANDGAP)	+= omap-thermal.o
 omap-thermal-y			:= omap-bandgap.o
 omap-thermal-$(CONFIG_OMAP_THERMAL)	+= omap-thermal-common.o
+omap-thermal-$(CONFIG_OMAP4_THERMAL)	+= omap4-thermal.o

drivers/staging/omap-thermal/omap-bandgap.c

@@ -1144,6 +1144,20 @@ static const struct dev_pm_ops omap_bandgap_dev_pm_ops = {
 #endif
 
 static const struct of_device_id of_omap_bandgap_match[] = {
+#ifdef CONFIG_OMAP4_THERMAL
+	{
+		.compatible = "ti,omap4430-bandgap",
+		.data = (void *)&omap4430_data,
+	},
+	{
+		.compatible = "ti,omap4460-bandgap",
+		.data = (void *)&omap4460_data,
+	},
+	{
+		.compatible = "ti,omap4470-bandgap",
+		.data = (void *)&omap4470_data,
+	},
+#endif
 	/* Sentinel */
 	{ },
 };

drivers/staging/omap-thermal/omap-bandgap.h

@@ -422,4 +422,14 @@ int omap_bandgap_set_sensor_data(struct omap_bandgap *bg_ptr, int id,
 				 void *data);
 void *omap_bandgap_get_sensor_data(struct omap_bandgap *bg_ptr, int id);
 
+#ifdef CONFIG_OMAP4_THERMAL
+extern const struct omap_bandgap_data omap4430_data;
+extern const struct omap_bandgap_data omap4460_data;
+extern const struct omap_bandgap_data omap4470_data;
+#else
+#define omap4430_data					NULL
+#define omap4460_data					NULL
+#define omap4470_data					NULL
+#endif
+
 #endif