From 7132869d4c9e03180226146b27c8c4266ceab351 Mon Sep 17 00:00:00 2001 From: Troy Kisky Date: Wed, 25 Sep 2013 18:41:16 -0700 Subject: [PATCH] mx6: iomux: add GPR1 defines for use with nitrogen6x Select GPIO1 as the USB OTG ID pin for Nitrogen6x Signed-off-by: Troy Kisky --- arch/arm/include/asm/arch-mx6/iomux.h | 6 ++++++ board/boundary/nitrogen6x/nitrogen6x.c | 7 +++++++ 2 files changed, 13 insertions(+) diff --git a/arch/arm/include/asm/arch-mx6/iomux.h b/arch/arm/include/asm/arch-mx6/iomux.h index ff13a1e..fe4675e 100644 --- a/arch/arm/include/asm/arch-mx6/iomux.h +++ b/arch/arm/include/asm/arch-mx6/iomux.h @@ -10,6 +10,12 @@ #define MX6_IOMUXC_GPR7 0x020e001c /* + * IOMUXC_GPR1 bit fields + */ +#define IOMUXC_GPR1_OTG_ID_ENET_RX_ERR (0<<13) +#define IOMUXC_GPR1_OTG_ID_GPIO1 (1<<13) +#define IOMUXC_GPR1_OTG_ID_MASK (1<<13) +/* * IOMUXC_GPR13 bit fields */ #define IOMUXC_GPR13_SDMA_STOP_REQ (1<<30) diff --git a/board/boundary/nitrogen6x/nitrogen6x.c b/board/boundary/nitrogen6x/nitrogen6x.c index 1712908..daa3fc8 100644 --- a/board/boundary/nitrogen6x/nitrogen6x.c +++ b/board/boundary/nitrogen6x/nitrogen6x.c @@ -706,6 +706,13 @@ int overwrite_console(void) int board_init(void) { + struct iomuxc_base_regs *const iomuxc_regs + = (struct iomuxc_base_regs *)IOMUXC_BASE_ADDR; + + clrsetbits_le32(&iomuxc_regs->gpr[1], + IOMUXC_GPR1_OTG_ID_MASK, + IOMUXC_GPR1_OTG_ID_GPIO1); + /* address of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; -- 2.7.4