usb: rockchip: add rockusb command

this patch add rockusb command. the usage is rockusb <USB_controller> <devtype> <dev[:part]> e.g. rockusb 0 mmc 0 Signed-off-by: Eddie Cai <eddie.cai.linux@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>

usb: rockchip: add rockusb command
this patch add rockusb command. the usage is rockusb <USB_controller> <devtype> <dev[:part]> e.g. rockusb 0 mmc 0 Signed-off-by: Eddie Cai <eddie.cai.linux@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Eddie Cai · Marek Vasut
1 parent bf2b72bef1
Showing 4 changed files with 84 additions and 0 deletions Side-by-side Diff
MAINTAINERS
cmd/Kconfig
cmd/Makefile
cmd/rockusb.c
@@ -492,6 +492,7 @@
 M:	Eddie Cai <eddie.cai.linux@gmail.com>
 S:	Maintained
 F:	drivers/usb/gadget/f_rockusb.c
+F:	cmd/rockusb.c
  
 VIDEO
 M:	Anatolij Gustschin <agust@denx.de>
@@ -914,6 +914,14 @@
 	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 communication with rockusb device. for more detail about
+	  this command, please read doc/README.rockusb.
  
 config CMD_USB_MASS_STORAGE
 	bool "UMS usb mass storage"
@@ -105,6 +105,7 @@
 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
+/*
+ * Copyright (C) 2017 Eddie Cai <eddie.cai.linux@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <console.h>
+#include <g_dnl.h>
+#include <usb.h>
+#include <asm/arch/f_rockusb.h>
+
+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",
+	   "<USB_controller> <devtype> <dev[:part]>  e.g. rockusb 0 mmc 0\n"
+);
...	...	@@ -492,6 +492,7 @@
492	492	M: Eddie Cai <eddie.cai.linux@gmail.com>
493	493	S: Maintained
494	494	F: drivers/usb/gadget/f_rockusb.c
	495	+F: cmd/rockusb.c
495	496
496	497	VIDEO
497	498	M: Anatolij Gustschin <agust@denx.de>
...	...	@@ -914,6 +914,14 @@
914	914	help
915	915	Enables the command "sdp" which is used to have U-Boot emulating the
916	916	Serial Download Protocol (SDP) via USB.
	917	+config CMD_ROCKUSB
	918	+ bool "rockusb"
	919	+ depends on USB_FUNCTION_ROCKUSB
	920	+ help
	921	+ Rockusb protocol is widely used by Rockchip SoC based devices. It can
	922	+ read/write info, image to/from devices. This enable rockusb command
	923	+ support to communication with rockusb device. for more detail about
	924	+ this command, please read doc/README.rockusb.
917	925
918	926	config CMD_USB_MASS_STORAGE
919	927	bool "UMS usb mass storage"
...	...	@@ -105,6 +105,7 @@
105	105	obj-$(CONFIG_CMD_REGINFO) += reginfo.o
106	106	obj-$(CONFIG_CMD_REISER) += reiser.o
107	107	obj-$(CONFIG_CMD_REMOTEPROC) += remoteproc.o
	108	+obj-$(CONFIG_CMD_ROCKUSB) += rockusb.o
108	109	obj-$(CONFIG_SANDBOX) += host.o
109	110	obj-$(CONFIG_CMD_SATA) += sata.o
110	111	obj-$(CONFIG_CMD_NVME) += nvme.o
	1	+/*
	2	+ * Copyright (C) 2017 Eddie Cai <eddie.cai.linux@gmail.com>
	3	+ *
	4	+ * SPDX-License-Identifier: GPL-2.0+
	5	+ */
	6	+
	7	+#include <common.h>
	8	+#include <command.h>
	9	+#include <console.h>
	10	+#include <g_dnl.h>
	11	+#include <usb.h>
	12	+#include <asm/arch/f_rockusb.h>
	13	+
	14	+static int do_rockusb(cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
	15	+{
	16	+ int controller_index, dev_index;
	17	+ char *usb_controller;
	18	+ char *devtype;
	19	+ char *devnum;
	20	+ int ret;
	21	+
	22	+ if (argc < 2)
	23	+ return CMD_RET_USAGE;
	24	+
	25	+ usb_controller = argv[1];
	26	+ controller_index = simple_strtoul(usb_controller, NULL, 0);
	27	+
	28	+ if (argc >= 4) {
	29	+ devtype = argv[2];
	30	+ devnum = argv[3];
	31	+ } else {
	32	+ return CMD_RET_USAGE;
	33	+ }
	34	+ dev_index = simple_strtoul(devnum, NULL, 0);
	35	+ rockusb_dev_init(devtype, dev_index);
	36	+
	37	+ ret = board_usb_init(controller_index, USB_INIT_DEVICE);
	38	+ if (ret) {
	39	+ printf("USB init failed: %d\n", ret);
	40	+ return CMD_RET_FAILURE;
	41	+ }
	42	+
	43	+ g_dnl_clear_detach();
	44	+ ret = g_dnl_register("usb_dnl_rockusb");
	45	+ if (ret)
	46	+ return CMD_RET_FAILURE;
	47	+
	48	+ if (!g_dnl_board_usb_cable_connected()) {
	49	+ puts("\rUSB cable not detected, Command exit.\n");
	50	+ ret = CMD_RET_FAILURE;
	51	+ goto exit;
	52	+ }
	53	+
	54	+ while (1) {
	55	+ if (g_dnl_detach())
	56	+ break;
	57	+ if (ctrlc())
	58	+ break;
	59	+ usb_gadget_handle_interrupts(controller_index);
	60	+ }
	61	+ ret = CMD_RET_SUCCESS;
	62	+
	63	+exit:
	64	+ g_dnl_unregister();
	65	+ g_dnl_clear_detach();
	66	+ board_usb_cleanup(controller_index, USB_INIT_DEVICE);
	67	+
	68	+ return ret;
	69	+}
	70	+
	71	+U_BOOT_CMD(rockusb, 4, 1, do_rockusb,
	72	+ "use the rockusb protocol",
	73	+ "<USB_controller> <devtype> <dev[:part]> e.g. rockusb 0 mmc 0\n"
	74	+);