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Wed, 29 Nov 2017 22:39:18 -0800 (PST) From: Eddie Cai To: lukma@denx.de, sjg@chromium.org, marex@denx.de, trini@konsulko.com, yamada.masahiro@socionext.com, maxime.ripard@free-electrons.com, agraf@suse.de, bmeng.cn@gmail.com, yanmiaobest@gmail.com, dinguyen@kernel.org, boris.brezillon@free-electrons.com, sr@denx.de, uri.mashiach@compulab.co.il, michal.simek@xilinx.com Date: Thu, 30 Nov 2017 14:38:42 +0800 Message-Id: <1512023924-28841-3-git-send-email-eddie.cai.linux@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1512023924-28841-1-git-send-email-eddie.cai.linux@gmail.com> References: <1512023924-28841-1-git-send-email-eddie.cai.linux@gmail.com> Cc: u-boot@lists.denx.de Subject: [U-Boot] [PATCH V10 2/4] usb: rockchip: add rockusb command X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.18 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" this patch add rockusb command. the usage is rockusb e.g. rockusb 0 mmc 0 Signed-off-by: Eddie Cai Reviewed-by: Simon Glass Changes in v10: -fix build error Changes in v9: -none Changes in v8: -none Changes in v7: -none Changes in v6: -none Changes in v5: -none Changes in v4: -move USB_FUNCTION_ROCKUSB to drivers/usb/gadget/Kconfig -modify the dependence Changes in v3: -fix comment from Simon and Lukasz -fix checkpactch error --- cmd/Kconfig | 8 +++++++ cmd/Makefile | 1 + cmd/rockusb.c | 74 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 83 insertions(+) create mode 100644 cmd/rockusb.c diff --git a/cmd/Kconfig b/cmd/Kconfig index 5a6afab..9e96f11 100644 --- a/cmd/Kconfig +++ b/cmd/Kconfig @@ -914,6 +914,14 @@ config CMD_USB_SDP help Enables the command "sdp" which is used to have U-Boot emulating the Serial Download Protocol (SDP) via USB. +config CMD_ROCKUSB + bool "rockusb" + depends on USB_FUNCTION_ROCKUSB + help + Rockusb protocol is widely used by Rockchip SoC based devices. It can + read/write info, image to/from devices. This enable rockusb command + support to comunication with rockusb device. for more detail about + this command, please read doc/README.rockusb. config CMD_USB_MASS_STORAGE bool "UMS usb mass storage" diff --git a/cmd/Makefile b/cmd/Makefile index 2b0444d..6837e9b 100644 --- a/cmd/Makefile +++ b/cmd/Makefile @@ -105,6 +105,7 @@ obj-$(CONFIG_CMD_READ) += read.o obj-$(CONFIG_CMD_REGINFO) += reginfo.o obj-$(CONFIG_CMD_REISER) += reiser.o obj-$(CONFIG_CMD_REMOTEPROC) += remoteproc.o +obj-$(CONFIG_CMD_ROCKUSB) += rockusb.o obj-$(CONFIG_SANDBOX) += host.o obj-$(CONFIG_CMD_SATA) += sata.o obj-$(CONFIG_CMD_NVME) += nvme.o diff --git a/cmd/rockusb.c b/cmd/rockusb.c new file mode 100644 index 0000000..af81cdc --- /dev/null +++ b/cmd/rockusb.c @@ -0,0 +1,74 @@ +/* + * Copyright (C) 2017 Eddie Cai + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include +#include + +static int do_rockusb(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{ + int controller_index, dev_index; + char *usb_controller; + char *devtype; + char *devnum; + int ret; + + if (argc < 2) + return CMD_RET_USAGE; + + usb_controller = argv[1]; + controller_index = simple_strtoul(usb_controller, NULL, 0); + + if (argc >= 4) { + devtype = argv[2]; + devnum = argv[3]; + } else { + return CMD_RET_USAGE; + } + dev_index = simple_strtoul(devnum, NULL, 0); + rockusb_dev_init(devtype, dev_index); + + ret = board_usb_init(controller_index, USB_INIT_DEVICE); + if (ret) { + printf("USB init failed: %d\n", ret); + return CMD_RET_FAILURE; + } + + g_dnl_clear_detach(); + ret = g_dnl_register("usb_dnl_rockusb"); + if (ret) + return CMD_RET_FAILURE; + + if (!g_dnl_board_usb_cable_connected()) { + puts("\rUSB cable not detected, Command exit.\n"); + ret = CMD_RET_FAILURE; + goto exit; + } + + while (1) { + if (g_dnl_detach()) + break; + if (ctrlc()) + break; + usb_gadget_handle_interrupts(controller_index); + } + ret = CMD_RET_SUCCESS; + +exit: + g_dnl_unregister(); + g_dnl_clear_detach(); + board_usb_cleanup(controller_index, USB_INIT_DEVICE); + + return ret; +} + +U_BOOT_CMD(rockusb, 4, 1, do_rockusb, + "use the rockusb protocol", + " e.g. rockusb 0 mmc 0\n" +);