[U-Boot] [PATCH v2 09/10] mx23_olinuxino: Enable USB support

Otavio Salvador
2013-02-11T13:35:55Z

This enabled USB support for the mx23_olinuxino board.

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
---
Changes in v2:
- Add changes for allow use of the USB hub

board/olimex/mx23_olinuxino/mx23_olinuxino.c | 6 ++++++
board/olimex/mx23_olinuxino/spl_boot.c | 4 ++++
include/configs/mx23_olinuxino.h | 10 ++++++++++
3 files changed, 20 insertions(+)

diff --git a/board/olimex/mx23_olinuxino/mx23_olinuxino.c b/board/olimex/mx23_olinuxino/mx23_olinuxino.c
index 2501417..9ed7718 100644
--- a/board/olimex/mx23_olinuxino/mx23_olinuxino.c
+++ b/board/olimex/mx23_olinuxino/mx23_olinuxino.c
@@ -23,6 +23,7 @@
*/

#include <common.h>
+#include <asm/gpio.h>
#include <asm/io.h>
#include <asm/arch/iomux-mx23.h>
#include <asm/arch/imx-regs.h>
@@ -45,6 +46,11 @@ int board_early_init_f(void)
/* SSP0 clock at 96MHz */
mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);

+#ifdef CONFIG_CMD_USB
+ /* Enable LAN9512 */
+ gpio_direction_output(MX23_PAD_GPMI_ALE__GPIO_0_17, 1);
+#endif
+
return 0;
}

diff --git a/board/olimex/mx23_olinuxino/spl_boot.c b/board/olimex/mx23_olinuxino/spl_boot.c
index 3bbf5ad..a96c293 100644
--- a/board/olimex/mx23_olinuxino/spl_boot.c
+++ b/board/olimex/mx23_olinuxino/spl_boot.c
@@ -95,6 +95,10 @@ const iomux_cfg_t iomux_setup[] = {
MX23_PAD_SSP1_DATA2__SSP1_DATA2 | MUX_CONFIG_SSP,
MX23_PAD_SSP1_DATA3__SSP1_DATA3 | MUX_CONFIG_SSP,
MX23_PAD_SSP1_SCK__SSP1_SCK | MUX_CONFIG_SSP,
+
+ /* Ethernet */
+ MX23_PAD_GPMI_ALE__GPIO_0_17 |
+ (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL),
};

void board_init_ll(void)
diff --git a/include/configs/mx23_olinuxino.h b/include/configs/mx23_olinuxino.h
index d019944..e081c49 100644
--- a/include/configs/mx23_olinuxino.h
+++ b/include/configs/mx23_olinuxino.h
@@ -60,6 +60,7 @@
#define CONFIG_CMD_GPIO
#define CONFIG_CMD_LED
#define CONFIG_CMD_MMC
+#define CONFIG_CMD_USB

/*
* Memory configurations
@@ -140,6 +141,15 @@
*/
#define CONFIG_APBH_DMA

+/* USB */
+#ifdef CONFIG_CMD_USB
+#define CONFIG_USB_EHCI
+#define CONFIG_USB_EHCI_MXS
+#define CONFIG_EHCI_MXS_PORT 0
+#define CONFIG_EHCI_IS_TDI
+#define CONFIG_USB_STORAGE
+#endif
+
/*
* Boot Linux
*/
--
1.8.1