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M28EVK: Enable USB HOST support

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This enables the second port, aka. the port with the USB connector on the
M28EVK.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Remy Bohmer <linux@bohmer.net>
This commit is contained in:
Marek Vasut 2011-11-08 23:18:27 +00:00 committed by Stefano Babic
parent dbb8f27901
commit 8f59bc1fc0
2 changed files with 19 additions and 0 deletions
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7
board/denx/m28evk/m28evk.c
View File

@ -52,6 +52,13 @@ int board_early_init_f(void)
/* SSP2 clock at 96MHz */ /* SSP2 clock at 96MHz */
mx28_set_sspclk(MXC_SSPCLK2, 96000, 0); 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_AUART3_TX__GPIO_3_13 |
MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP);
gpio_direction_output(MX28_PAD_AUART3_TX__GPIO_3_13, 0);
#endif
return 0; return 0;
} }

12
include/configs/m28evk.h
View File

@ -75,6 +75,7 @@
#define CONFIG_CMD_SETEXPR #define CONFIG_CMD_SETEXPR
#define CONFIG_CMD_SF #define CONFIG_CMD_SF
#define CONFIG_CMD_SPI #define CONFIG_CMD_SPI
#define CONFIG_CMD_USB
/* /*
* Memory configurations * Memory configurations
@ -217,6 +218,17 @@
#endif #endif
#endif #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
/* /*
* SPI * SPI
*/ */