From: Steve Kipisz s-kipisz2@ti.com
Signed-off-by: Jason Kridner jkridner@beagleboard.org --- arch/arm/include/asm/arch-omap3/omap3.h | 9 +++++++++ board/ti/beagle/beagle.c | 3 +++ 2 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/arch/arm/include/asm/arch-omap3/omap3.h b/arch/arm/include/asm/arch-omap3/omap3.h index 3957c79..1860dff 100644 --- a/arch/arm/include/asm/arch-omap3/omap3.h +++ b/arch/arm/include/asm/arch-omap3/omap3.h @@ -50,6 +50,15 @@ /* CONTROL */ #define OMAP34XX_CTRL_BASE (OMAP34XX_L4_IO_BASE + 0x2000)
+/* Signal Integrity Parameter Control Registers */ +#define CONTROL_PROG_IO0 0x48002444 +#define CONTROL_PROG_IO1 0x48002448 +#define CONTROL_PROG_IO2 0x48002408 +#define CONTROL_PROG_IO_WKUP1 0x48002A80 + +/* Bit definition for CONTROL_PROG_IO1 */ +#define PRG_I2C2_PULLUPRESX 0x00000001 + /* UART */ #define OMAP34XX_UART1 (OMAP34XX_L4_IO_BASE + 0x6a000) #define OMAP34XX_UART2 (OMAP34XX_L4_IO_BASE + 0x6c000) diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c index dd7b6b5..6074eca 100644 --- a/board/ti/beagle/beagle.c +++ b/board/ti/beagle/beagle.c @@ -160,6 +160,9 @@ int misc_init_r(void) struct gpio *gpio5_base = (struct gpio *)OMAP34XX_GPIO5_BASE; struct gpio *gpio6_base = (struct gpio *)OMAP34XX_GPIO6_BASE;
+ /* Enable i2c2 pullup resisters */ + *(ulong *)(CONTROL_PROG_IO1) &= ~(PRG_I2C2_PULLUPRESX); + switch (get_board_revision()) { case REVISION_AXBX: printf("Beagle Rev Ax/Bx\n");