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mx28evk: add USB support

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This patch enables USB host support on the MX28EVK board.

Signed-off-by: Matthias Fuchs <matthias.fuchs@esd.eu>
Tested-by: Fabio Estevam <fabio.estevam@freescale.com>
This commit is contained in:
Matthias Fuchs 2012-01-18 01:33:08 +00:00 committed by Albert ARIBAUD
parent 9588d94219
commit 598aa2bbfb
2 changed files with 19 additions and 0 deletions
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7
board/freescale/mx28evk/mx28evk.c
View file

@ -52,6 +52,13 @@ int board_early_init_f(void)
/* SSP2 clock at 96MHz */
mx28_set_sspclk(MXC_SSPCLK2, 96000, 0);
#ifdef CONFIG_CMD_USB
mxs_iomux_setup_pad(MX28_PAD_SSP2_SS1__USB1_OVERCURRENT);
mxs_iomux_setup_pad(MX28_PAD_AUART2_RX__GPIO_3_8 |
MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL);
gpio_direction_output(MX28_PAD_AUART2_RX__GPIO_3_8, 1);
#endif
return 0;
}

12
include/configs/mx28evk.h
View file

@ -64,6 +64,7 @@
#define CONFIG_CMD_NET
#define CONFIG_CMD_NFS
#define CONFIG_CMD_PING
#define CONFIG_CMD_USB
/*
* Memory configurations
@ -157,6 +158,17 @@
#define CONFIG_RTC_MXS
#endif
/*
* USB
*/
#ifdef CONFIG_CMD_USB
#define CONFIG_USB_EHCI
#define CONFIG_USB_EHCI_MXS
#define CONFIG_EHCI_MXS_PORT 1
#define CONFIG_EHCI_IS_TDI
#define CONFIG_USB_STORAGE
#endif
/*
* Boot Linux
*/