[U-Boot] [PATCH] trats: usb: Add usb_cable_connected() function
Minkyu Kang
mk7.kang at samsung.com
Mon Dec 2 03:26:30 CET 2013
Dear Przemyslaw Marczak,
On 13/11/13 19:54, Przemyslaw Marczak wrote:
> Changes:
> - define function usb_cable_connected() in trats board file
> which returns 1 if cable is connected and 0 otherwise
> - trats.h: add CONFIG_USB_CHECK_CABLE
>
> Signed-off-by: Przemyslaw Marczak <p.marczak at samsung.com>
> Cc: Minkyu Kang <mk7.kang at samsung.com>
> ---
> board/samsung/trats/trats.c | 10 ++++++++++
> include/configs/trats.h | 1 +
> 2 files changed, 11 insertions(+)
>
> diff --git a/board/samsung/trats/trats.c b/board/samsung/trats/trats.c
> index 7f61d17..9ed70d3 100644
> --- a/board/samsung/trats/trats.c
> +++ b/board/samsung/trats/trats.c
> @@ -500,6 +500,16 @@ void board_usb_init(void)
> debug("USB_udc_probe\n");
> s3c_udc_probe(&s5pc210_otg_data);
> }
> +
> +#ifdef CONFIG_USB_CABLE_CHECK
> +int usb_cable_connected(void)
> +{
> + struct pmic *muic = pmic_get("MAX8997_MUIC");
Please check that muic is available.
> + int cable_connected = muic->chrg->chrg_type(muic);
> +
> + return !!cable_connected;
I think, cable_connected is unnecessary.
return !!muic->chrg->chrg_type(muic);
> +}
> +#endif
> #endif
>
> static void pmic_reset(void)
> diff --git a/include/configs/trats.h b/include/configs/trats.h
> index 24ea06b..7f8009e 100644
> --- a/include/configs/trats.h
> +++ b/include/configs/trats.h
> @@ -300,6 +300,7 @@
> #define CONFIG_USB_GADGET_S3C_UDC_OTG
> #define CONFIG_USB_GADGET_DUALSPEED
> #define CONFIG_USB_GADGET_VBUS_DRAW 2
> +#define CONFIG_USB_CABLE_CHECK
>
> /* LCD */
> #define CONFIG_EXYNOS_FB
>
Thanks,
Minkyu Kang.
More information about the U-Boot
mailing list