power on devices that kernel does not turn on yet

[pandora-u-boot.git] / board / omap3 / pandora / pandora.c

diff --git a/board/omap3/pandora/pandora.c b/board/omap3/pandora/pandora.c
index 1538efb..92f3366 100644 (file)
--- a/board/omap3/pandora/pandora.c
+++ b/board/omap3/pandora/pandora.c
@@ -35,6 +35,7 @@
 #include <asm/arch/mux.h>
 #include <asm/arch/sys_proto.h>
 #include <asm/mach-types.h>
+#include <i2c.h>
 #include "pandora.h"
 
 /*
@@ -60,10 +61,11 @@ int board_init(void)
  */
 int misc_init_r(void)
 {
-       gpio_t *gpio1_base = (gpio_t *)OMAP34XX_GPIO1_BASE;
-       gpio_t *gpio4_base = (gpio_t *)OMAP34XX_GPIO4_BASE;
-       gpio_t *gpio5_base = (gpio_t *)OMAP34XX_GPIO5_BASE;
-       gpio_t *gpio6_base = (gpio_t *)OMAP34XX_GPIO6_BASE;
+       struct gpio *gpio1_base = (struct gpio *)OMAP34XX_GPIO1_BASE;
+       struct gpio *gpio4_base = (struct gpio *)OMAP34XX_GPIO4_BASE;
+       struct gpio *gpio5_base = (struct gpio *)OMAP34XX_GPIO5_BASE;
+       struct gpio *gpio6_base = (struct gpio *)OMAP34XX_GPIO6_BASE;
+       unsigned char byte;
 
        twl4030_power_init();
        twl4030_led_init();
@@ -81,6 +83,19 @@ int misc_init_r(void)
 
        dieid_num_r();
 
+       /* this stuff should move to kernel. */
+       /* set vaux4 to 2.8V (TOUCH, NUBS) */
+       byte = 0x0A;
+       i2c_write(0x4B, 0x81, 1, &byte, 1);
+       byte = 0x20;
+       i2c_write(0x4B, 0x7E, 1, &byte, 1);
+
+       /* set vsim to 2.8V (AUDIO DAC external) */
+       byte = 0x04;
+       i2c_write(0x4B, 0x95, 1, &byte, 1);
+       byte = 0x20;
+       i2c_write(0x4B, 0x92, 1, &byte, 1);
+
        return 0;
 }