[U-Boot] [PATCH v2 2/4] mx6cuboxi: Add USB host support

[Vagrant Cascadian]

On 2015-04-29, Fabio Estevam wrote:
> From: Fabio Estevam <fabio.estevam at freescale.com>
>
> Enable USB Host1 port.
>
> Signed-off-by: Rabeeh Khoury <rabeeh at solid-run.com>
> Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
> ---
> Changes since v1:
> - Remove USB ether options as suggested by Tom

USB keyboard, USB hub and two USB sticks all worked.

Tested-By: Vagrant Cascadian <vagrant at aikidev.net>

>  board/solidrun/mx6cuboxi/mx6cuboxi.c | 26 ++++++++++++++++++++++++++
>  include/configs/mx6cuboxi.h          | 10 ++++++++++
>  2 files changed, 36 insertions(+)
>
> diff --git a/board/solidrun/mx6cuboxi/mx6cuboxi.c b/board/solidrun/mx6cuboxi/mx6cuboxi.c
> index eab92f1..9aa0259 100644
> --- a/board/solidrun/mx6cuboxi/mx6cuboxi.c
> +++ b/board/solidrun/mx6cuboxi/mx6cuboxi.c
> @@ -31,6 +31,8 @@
>  #include <asm/io.h>
>  #include <asm/arch/sys_proto.h>
>  #include <spl.h>
> +#include <usb.h>
> +#include <usb/ehci-fsl.h>
>  
>  DECLARE_GLOBAL_DATA_PTR;
>  
> @@ -52,6 +54,7 @@ DECLARE_GLOBAL_DATA_PTR;
>  	PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST)
>  
>  #define ETH_PHY_RESET	IMX_GPIO_NR(4, 15)
> +#define USB_H1_VBUS	IMX_GPIO_NR(1, 0)
>  
>  int dram_init(void)
>  {
> @@ -79,6 +82,10 @@ static iomux_v3_cfg_t const hb_cbi_sense[] = {
>  	IOMUX_PADS(PAD_EIM_DA4__GPIO3_IO04   | MUX_PAD_CTRL(UART_PAD_CTRL)),
>  };
>  
> +static iomux_v3_cfg_t const usb_pads[] = {
> +	IOMUX_PADS(PAD_GPIO_0__GPIO1_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL)),
> +};
> +
>  static void setup_iomux_uart(void)
>  {
>  	SETUP_IOMUX_PADS(uart1_pads);
> @@ -253,6 +260,21 @@ static int setup_display(void)
>  }
>  #endif /* CONFIG_VIDEO_IPUV3 */
>  
> +#ifdef CONFIG_USB_EHCI_MX6
> +static void setup_usb(void)
> +{
> +	SETUP_IOMUX_PADS(usb_pads);
> +}
> +
> +int board_ehci_hcd_init(int port)
> +{
> +	if (port == 1)
> +		gpio_direction_output(USB_H1_VBUS, 1);
> +
> +	return 0;
> +}
> +#endif
> +
>  int board_early_init_f(void)
>  {
>  	int ret = 0;
> @@ -261,6 +283,10 @@ int board_early_init_f(void)
>  #ifdef CONFIG_VIDEO_IPUV3
>  	ret = setup_display();
>  #endif
> +
> +#ifdef CONFIG_USB_EHCI_MX6
> +	setup_usb();
> +#endif
>  	return ret;
>  }
>  
> diff --git a/include/configs/mx6cuboxi.h b/include/configs/mx6cuboxi.h
> index 207a2a6..34d24dc 100644
> --- a/include/configs/mx6cuboxi.h
> +++ b/include/configs/mx6cuboxi.h
> @@ -82,6 +82,16 @@
>  #define CONFIG_IMX_HDMI
>  #define CONFIG_IMX_VIDEO_SKIP
>  
> +/* USB */
> +#define CONFIG_CMD_USB
> +#define CONFIG_USB_EHCI
> +#define CONFIG_USB_EHCI_MX6
> +#define CONFIG_USB_STORAGE
> +#define CONFIG_EHCI_HCD_INIT_AFTER_RESET
> +#define CONFIG_MXC_USB_PORTSC		(PORT_PTS_UTMI | PORT_PTS_PTW)
> +#define CONFIG_MXC_USB_FLAGS		0
> +#define CONFIG_USB_MAX_CONTROLLER_COUNT	2
> +
>  #define CONFIG_SYS_NO_FLASH
>  
>  /* Command definition */
> -- 
> 1.9.1
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