Hi Paul,
> Each USB download function command calls board_usb_init before
> registering the USB gadget and board_usb_cleanup after de-registering
> it. On devices currently using fasboot, musb-new is usually
> initialized earlier, but some other boards might need the
> board_usb_init call to properly initialize musb-new.
>
> This requires adding an argument (the USB controller index) to the
> fastboot command, as it is currently done with other USB download
> gadget functions.
>
> Signed-off-by: Paul Kocialkowski <cont...@paulk.fr>
> ---
> common/cmd_fastboot.c | 31
> +++++++++++++++++++++++++------ include/configs/ti_omap5_common.h |
> 2 +- 2 files changed, 26 insertions(+), 7 deletions(-)
>
> diff --git a/common/cmd_fastboot.c b/common/cmd_fastboot.c
> index d52ccfb..86fbddf 100644
> --- a/common/cmd_fastboot.c
> +++ b/common/cmd_fastboot.c
> @@ -10,11 +10,26 @@
> #include <common.h>
> #include <command.h>
> #include <g_dnl.h>
> +#include <usb.h>
>
> static int do_fastboot(cmd_tbl_t *cmdtp, int flag, int argc, char
> *const argv[]) {
> + int controller_index;
> + char *usb_controller;
> int ret;
>
> + if (argc < 2)
> + return CMD_RET_USAGE;
> +
> + usb_controller = argv[1];
> + controller_index = simple_strtoul(usb_controller, NULL, 0);
> +
> + ret = board_usb_init(controller_index, USB_INIT_DEVICE);
> + if (ret) {
> + error("USB init failed: %d", ret);
> + return CMD_RET_FAILURE;
> + }
> +
> g_dnl_clear_detach();
> ret = g_dnl_register("usb_dnl_fastboot");
> if (ret)
> @@ -23,9 +38,8 @@ static int do_fastboot(cmd_tbl_t *cmdtp, int flag,
> int argc, char *const argv[]) if (!g_dnl_board_usb_cable_connected())
> { puts("\rUSB cable not detected.\n" \
> "Command exit.\n");
> - g_dnl_unregister();
> - g_dnl_clear_detach();
> - return CMD_RET_FAILURE;
> + ret = CMD_RET_FAILURE;
> + goto exit;
> }
>
> while (1) {
> @@ -36,14 +50,19 @@ static int do_fastboot(cmd_tbl_t *cmdtp, int
> flag, int argc, char *const argv[]) usb_gadget_handle_interrupts(0);
> }
>
> + ret = CMD_RET_SUCCESS;
> +
> +exit:
> g_dnl_unregister();
> g_dnl_clear_detach();
> - return CMD_RET_SUCCESS;
> + board_usb_cleanup(controller_index, USB_INIT_DEVICE);
> +
> + return ret;
> }
>
> U_BOOT_CMD(
> - fastboot, 1, 0, do_fastboot,
> + fastboot, 2, 1, do_fastboot,
> "use USB Fastboot protocol",
> - "\n"
> + "<USB_controller>\n"
> " - run as a fastboot usb device"
> );
> diff --git a/include/configs/ti_omap5_common.h
> b/include/configs/ti_omap5_common.h index 3383491..dd1dcf5 100644
> --- a/include/configs/ti_omap5_common.h
> +++ b/include/configs/ti_omap5_common.h
> @@ -138,7 +138,7 @@
> "if test ${dofastboot} -eq 1; then " \
> "echo Boot fastboot requested, resetting
> dofastboot ...;" \ "setenv dofastboot 0; saveenv;" \
> - "echo Booting into fastboot ...; fastboot;" \
> + "echo Booting into fastboot ...; fastboot 0;" \
> "fi;" \
> "run findfdt; " \
> "run mmcboot;" \
Acked-by: Lukasz Majewski <l.majew...@samsung.com>
I will test this patch on my devices and then pull it to u-boot-dfu
tree.
Thanks for your work!
--
Best regards,
Lukasz Majewski
Samsung R&D Institute Poland (SRPOL) | Linux Platform Group
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