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mx6: iomux: add GPR1 defines for use with nitrogen6x

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Select GPIO1 as the USB OTG ID pin for Nitrogen6x

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
This commit is contained in:
Troy Kisky 2013-09-25 18:41:16 -07:00 committed by Marek Vasut
parent b065eb7fd7
commit 7132869d4c
2 changed files with 13 additions and 0 deletions
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6
arch/arm/include/asm/arch-mx6/iomux.h
View file

@ -9,6 +9,12 @@
#define MX6_IOMUXC_GPR6 0x020e0018
#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
*/

7
board/boundary/nitrogen6x/nitrogen6x.c
View file

@ -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;