ARM: OMAP: Add support for 24xx Menelaus I2C PM chip

Add support for 24xx Menelaus I2C PM chip. Based on TI's 2.6.9 code.

drivers/i2c/chips/Kconfig

@@ -116,6 +116,12 @@ config GPIOEXPANDER_OMAP
 	  If you say yes here you get support for I/O expander calls
 	  to configure IrDA, Camera and audio devices endmenu
 
+config MENELAUS
+	bool "Menelaus PM chip"
+	depends on I2C=y && ARCH_OMAP24XX
+	help
+	  Say yes here if you have Menelaus chip on your board
+
 config SENSORS_M41T00
 	tristate "ST M41T00 RTC chip"
 	depends on I2C && PPC32

drivers/i2c/chips/Makefile

@@ -15,6 +15,7 @@ obj-$(CONFIG_ISP1301_OMAP)	+= isp1301_omap.o
 obj-$(CONFIG_TPS65010)		+= tps65010.o
 obj-$(CONFIG_SENSORS_TLV320AIC23) += tlv320aic23.o
 obj-$(CONFIG_GPIOEXPANDER_OMAP)	+= gpio_expander_omap.o
+obj-$(CONFIG_MENELAUS)		+= menelaus.o
 
 ifeq ($(CONFIG_I2C_DEBUG_CHIP),y)
 EXTRA_CFLAGS += -DDEBUG

include/asm-arm/arch-omap/irqs.h

@@ -231,6 +231,7 @@
 #define INT_730_DMA_CH15	(62 + IH2_BASE)
 #define INT_730_NAND		(63 + IH2_BASE)
 
+#define INT_24XX_SYS_NIRQ	7
 #define INT_24XX_GPIO_BANK1	29
 #define INT_24XX_GPIO_BANK2	30
 #define INT_24XX_GPIO_BANK3	31

include/asm-arm/arch-omap/menelaus.h

+/*
+ * linux/include/asm-arm/arch-omap/menelaus.h
+ *
+ * Functions to access Menelaus power management chip
+ */
+
+#ifndef __ASM_ARCH_MENELAUS_H
+#define __ASM_ARCH_MENELAUS_H
+
+extern void menelaus_mmc_register(void (*callback)(u8 card_mask),
+				  unsigned long data);
+extern void menelaus_mmc_remove(void);
+extern void menelaus_mmc_opendrain(int enable);
+
+#if defined(CONFIG_ARCH_OMAP24XX) && defined(CONFIG_MENELAUS)
+#define omap_has_menelaus()	1
+#else
+#define omap_has_menelaus()	0
+#endif
+
+#endif
+