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usb: new board-specific USB init interface

Browse Source 
This commit unifies board-specific USB initialization implementations
under one symbol (usb_board_init), declaration of which is available in
usb.h.

New API allows selective initialization of USB controllers whenever needed.

Signed-off-by: Mateusz Zalega <m.zalega@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Reviewed-by: Lukasz Majewski <l.majewski@samsung.com>
Cc: Marek Vasut <marex@denx.de>
Cc: Lukasz Majewski <l.majewski@samsung.com>
This commit is contained in:
Mateusz Zalega 2013-10-04 19:22:26 +02:00 committed by Marek Vasut
parent f3d7cff559
commit 16297cfb2a
30 changed files with 141 additions and 107 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/arm/include/asm/arch-tegra/usb.h
View File

@ -131,8 +131,7 @@
/* USB3_IF_USB_PHY_VBUS_SENSORS_0 */
#define VBUS_VLD_STS (1 << 26)
/* Setup USB on the board */
int board_usb_init(const void *blob);
int usb_process_devicetree(const void *blob);
#endif /* _TEGRA_USB_H_ */

2
arch/arm/include/asm/ehci-omap.h
View File

@ -145,7 +145,7 @@ struct omap_ehci {
struct ehci_hccr;
struct ehci_hcor;
int omap_ehci_hcd_init(struct omap_usbhs_board_data *usbhs_pdata,
int omap_ehci_hcd_init(int index, struct omap_usbhs_board_data *usbhs_pdata,
struct ehci_hccr **hccr, struct ehci_hcor **hcor);
int omap_ehci_hcd_stop(void);

5
board/amcc/canyonlands/canyonlands.c
View File

@ -16,6 +16,7 @@
#include <asm/4xx_pcie.h>
#include <asm/ppc4xx-gpio.h>
#include <asm/errno.h>
#include <usb.h>
extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
@ -188,7 +189,7 @@ int board_early_init_f(void)
}
#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_BOARD_INIT)
int usb_board_init(void)
int board_usb_init(int index, enum board_usb_init_type init)
{
struct board_bcsr *bcsr_data =
(struct board_bcsr *)CONFIG_SYS_BCSR_BASE;
@ -229,7 +230,7 @@ int usb_board_stop(void)
return 0;
}
int usb_board_init_fail(void)
int board_usb_cleanup(int index, enum board_usb_init_type init)
{
return usb_board_stop();
}

7
board/balloon3/balloon3.c
View File

@ -13,6 +13,7 @@
#include <asm/io.h>
#include <spartan3.h>
#include <command.h>
#include <usb.h>
DECLARE_GLOBAL_DATA_PTR;
@ -59,7 +60,7 @@ void dram_init_banksize(void)
}
#ifdef CONFIG_CMD_USB
int usb_board_init(void)
int board_usb_init(int index, enum board_usb_init_type init)
{
writel((readl(UHCHR) | UHCHR_PCPL | UHCHR_PSPL) &
~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE),
@ -90,9 +91,9 @@ int usb_board_init(void)
return 0;
}
void usb_board_init_fail(void)
int board_usb_cleanup(int index, enum board_usb_init_type init)
{
return;
return 0;
}
void usb_board_stop(void)

2
board/compulab/cm_t35/cm_t35.c
View File

@ -591,7 +591,7 @@ int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, offset, 0xC0);
udelay(1);
return omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor);
return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
}
int ehci_hcd_stop(void)

8
board/esd/apc405/apc405.c
View File

@ -17,6 +17,7 @@
#include <mtd/cfi_flash.h>
#include <asm/4xx_pci.h>
#include <pci.h>
#include <usb.h>
DECLARE_GLOBAL_DATA_PTR;
@ -428,7 +429,7 @@ void reset_phy(void)
}
#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_BOARD_INIT)
int usb_board_init(void)
int board_usb_init(int index, enum board_usb_init_type init)
{
return 0;
}
@ -453,9 +454,8 @@ int usb_board_stop(void)
return 0;
}
int usb_board_init_fail(void)
int board_usb_cleanup(int index, enum board_usb_init_type init)
{
usb_board_stop();
return 0;
return usb_board_stop();
}
#endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_SYS_USB_OHCI_BOARD_INIT) */

8
board/esd/pmc440/pmc440.c
View File

@ -27,6 +27,7 @@
#endif
#include <serial.h>
#include <asm/4xx_pci.h>
#include <usb.h>
#include "fpga.h"
#include "pmc440.h"
@ -821,7 +822,7 @@ int bootstrap_eeprom_read (unsigned dev_addr, unsigned offset,
}
#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_BOARD_INIT)
int usb_board_init(void)
int board_usb_init(int index, enum board_usb_init_type init)
{
char *act = getenv("usbact");
int i;
@ -845,10 +846,9 @@ int usb_board_stop(void)
return 0;
}
int usb_board_init_fail(void)
int board_usb_cleanup(int index, enum board_usb_init_type init)
{
usb_board_stop();
return 0;
return usb_board_stop();
}
#endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_SYS_USB_OHCI_BOARD_INIT) */

2
board/htkw/mcx/mcx.c
View File

@ -42,7 +42,7 @@ static struct omap_usbhs_board_data usbhs_bdata = {
int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
{
return omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor);
return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
}
int ehci_hcd_stop(int index)

7
board/icpdas/lp8x4x/lp8x4x.c
View File

@ -15,6 +15,7 @@
#include <netdev.h>
#include <serial.h>
#include <asm/io.h>
#include <usb.h>
DECLARE_GLOBAL_DATA_PTR;
@ -58,7 +59,7 @@ int board_mmc_init(bd_t *bis)
#endif
#ifdef CONFIG_CMD_USB
int usb_board_init(void)
int board_usb_init(int index, enum board_usb_init_type init)
{
writel((UHCHR | UHCHR_PCPL | UHCHR_PSPL) &
~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE),
@ -89,9 +90,9 @@ int usb_board_init(void)
return 0;
}
void usb_board_init_fail(void)
int board_usb_cleanup(int index, enum board_usb_init_type init)
{
return;
return 0;
}
void usb_board_stop(void)

4
board/nvidia/common/board.c
View File

@ -32,6 +32,7 @@
#ifdef CONFIG_USB_EHCI_TEGRA
#include <asm/arch-tegra/usb.h>
#include <asm/arch/usb.h>
#include <usb.h>
#endif
#ifdef CONFIG_TEGRA_MMC
#include <asm/arch-tegra/tegra_mmc.h>
@ -153,8 +154,9 @@ int board_init(void)
#ifdef CONFIG_USB_EHCI_TEGRA
pin_mux_usb();
board_usb_init(gd->fdt_blob);
usb_process_devicetree(gd->fdt_blob);
#endif
#ifdef CONFIG_LCD
tegra_lcd_check_next_stage(gd->fdt_blob, 0);
#endif

5
board/samsung/trats/trats.c
View File

@ -26,6 +26,7 @@
#include <power/max8997_muic.h>
#include <power/battery.h>
#include <power/max17042_fg.h>
#include <usb.h>
#include <usb_mass_storage.h>
#include "setup.h"
@ -495,10 +496,10 @@ struct s3c_plat_otg_data s5pc210_otg_data = {
.usb_flags = PHY0_SLEEP,
};
void board_usb_init(void)
int board_usb_init(int index, enum board_usb_init_type init)
{
debug("USB_udc_probe\n");
s3c_udc_probe(&s5pc210_otg_data);
return s3c_udc_probe(&s5pc210_otg_data);
}
#endif

2
board/technexion/twister/twister.c
View File

@ -53,7 +53,7 @@ static struct omap_usbhs_board_data usbhs_bdata = {
int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
{
return omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor);
return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
}
int ehci_hcd_stop(int index)

2
board/teejet/mt_ventoux/mt_ventoux.c
View File

@ -104,7 +104,7 @@ static struct omap_usbhs_board_data usbhs_bdata = {
int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
{
return omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor);
return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
}
int ehci_hcd_stop(int index)

2
board/ti/beagle/beagle.c
View File

@ -523,7 +523,7 @@ static struct omap_usbhs_board_data usbhs_bdata = {
int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
{
return omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor);
return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
}
int ehci_hcd_stop(int index)

2
board/ti/omap5_uevm/evm.c
View File

@ -184,7 +184,7 @@ int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
eth_setenv_enetaddr("usbethaddr", device_mac);
}
ret = omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor);
ret = omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
if (ret < 0) {
puts("Failed to initialize ehci\n");
return ret;

2
board/ti/panda/panda.c
View File

@ -279,7 +279,7 @@ int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
utmi_clk |= HSUSBHOST_CLKCTRL_CLKSEL_UTMI_P1_MASK;
sr32((void *)CM_L3INIT_HSUSBHOST_CLKCTRL, 0, 32, utmi_clk);
ret = omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor);
ret = omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
if (ret < 0)
return ret;

7
board/toradex/colibri_pxa270/colibri_pxa270.c
View File

@ -13,6 +13,7 @@
#include <netdev.h>
#include <asm/io.h>
#include <serial.h>
#include <usb.h>
DECLARE_GLOBAL_DATA_PTR;
@ -39,7 +40,7 @@ int dram_init(void)
}
#ifdef CONFIG_CMD_USB
int usb_board_init(void)
int board_usb_init(int index, enum board_usb_init_type init)
{
writel((readl(UHCHR) | UHCHR_PCPL | UHCHR_PSPL) &
~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE),
@ -70,9 +71,9 @@ int usb_board_init(void)
return 0;
}
void usb_board_init_fail(void)
int board_usb_cleanup(int index, enum board_usb_init_type init)
{
return;
return 0;
}
void usb_board_stop(void)

7
board/trizepsiv/conxs.c
View File

@ -21,6 +21,7 @@
#include <asm/arch/regs-mmc.h>
#include <netdev.h>
#include <asm/io.h>
#include <usb.h>
DECLARE_GLOBAL_DATA_PTR;
@ -42,7 +43,7 @@ extern struct serial_device serial_stuart_device;
* Miscelaneous platform dependent initialisations
*/
int usb_board_init(void)
int board_usb_init(int index, enum board_usb_init_type init)
{
writel((readl(UHCHR) | UHCHR_PCPL | UHCHR_PSPL) &
~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE),
@ -69,9 +70,9 @@ int usb_board_init(void)
return 0;
}
void usb_board_init_fail(void)
int board_usb_cleanup(int index, enum board_usb_init_type init)
{
return;
return 0;
}
void usb_board_stop(void)

7
board/vpac270/vpac270.c
View File

@ -13,6 +13,7 @@
#include <netdev.h>
#include <serial.h>
#include <asm/io.h>
#include <usb.h>
DECLARE_GLOBAL_DATA_PTR;
@ -66,7 +67,7 @@ int board_mmc_init(bd_t *bis)
#endif
#ifdef CONFIG_CMD_USB
int usb_board_init(void)
int board_usb_init(int index, enum board_usb_init_type init)
{
writel((UHCHR | UHCHR_PCPL | UHCHR_PSPL) &
~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE),
@ -97,9 +98,9 @@ int usb_board_init(void)
return 0;
}
void usb_board_init_fail(void)
int board_usb_cleanup(int index, enum board_usb_init_type init)
{
return;
return 0;
}
void usb_board_stop(void)

30
common/cmd_dfu.c
View File

@ -11,27 +11,32 @@
#include <common.h>
#include <dfu.h>
#include <g_dnl.h>
#include <usb.h>
static int do_dfu(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
if (argc < 4)
return CMD_RET_USAGE;
char *usb_controller = argv[1];
char *interface = argv[2];
char *devstring = argv[3];
char *s = "dfu";
int ret, i = 0;
if (argc < 3)
return CMD_RET_USAGE;
ret = dfu_init_env_entities(argv[1], simple_strtoul(argv[2], NULL, 10));
ret = dfu_init_env_entities(interface, simple_strtoul(devstring,
NULL, 10));
if (ret)
return ret;
if (argc > 3 && strcmp(argv[3], "list") == 0) {
if (argc > 4 && strcmp(argv[4], "list") == 0) {
dfu_show_entities();
goto done;
}
#ifdef CONFIG_TRATS
board_usb_init();
#endif
int controller_index = simple_strtoul(usb_controller, NULL, 0);
board_usb_init(controller_index, USB_INIT_DEVICE);
g_dnl_register(s);
while (1) {
@ -62,8 +67,9 @@ done:
U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu,
"Device Firmware Upgrade",
"<interface> <dev> [list]\n"
" - device firmware upgrade on a device <dev>\n"
" attached to interface <interface>\n"
" [list] - list available alt settings"
"<USB_controller> <interface> <dev> [list]\n"
" - device firmware upgrade via <USB_controller>\n"
" on device <dev>, attached to interface\n"
" <interface>\n"
" [list] - list available alt settings\n"
);

50
common/cmd_usb_mass_storage.c
View File

@ -8,51 +8,53 @@
#include <common.h>
#include <command.h>
#include <g_dnl.h>
#include <usb.h>
#include <usb_mass_storage.h>
int do_usb_mass_storage(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{
char *ep;
unsigned int dev_num = 0, offset = 0, part_size = 0;
int rc;
if (argc < 3)
return CMD_RET_USAGE;
struct ums_board_info *ums_info;
static char *s = "ums";
if (argc < 2) {
printf("usage: ums <dev> - e.g. ums 0\n");
return 0;
}
dev_num = (int)simple_strtoul(argv[1], &ep, 16);
const char *usb_controller = argv[1];
const char *mmc_devstring = argv[2];
unsigned int dev_num = (unsigned int)(simple_strtoul(mmc_devstring,
NULL, 0));
if (dev_num) {
puts("\nSet eMMC device to 0! - e.g. ums 0\n");
error("Set eMMC device to 0! - e.g. ums 0");
goto fail;
}
board_usb_init();
ums_info = board_ums_init(dev_num, offset, part_size);
unsigned int controller_index = (unsigned int)(simple_strtoul(
usb_controller, NULL, 0));
if (board_usb_init(controller_index, USB_INIT_DEVICE)) {
error("Couldn't init USB controller.");
goto fail;
}
struct ums_board_info *ums_info = board_ums_init(dev_num, 0, 0);
if (!ums_info) {
printf("MMC: %d -> NOT available\n", dev_num);
goto fail;
}
rc = fsg_init(ums_info);
if (rc) {
printf("cmd ums: fsg_init failed\n");
error("MMC: %d -> NOT available", dev_num);
goto fail;
}
g_dnl_register(s);
int rc = fsg_init(ums_info);
if (rc) {
error("fsg_init failed");
goto fail;
}
g_dnl_register("ums");
while (1) {
/* Handle control-c and timeouts */
if (ctrlc()) {
printf("The remote end did not respond in time.\n");
error("The remote end did not respond in time.");
goto exit;
}
usb_gadget_handle_interrupts();
/* Check if USB cable has been detached */
if (fsg_main_thread(NULL) == EIO)
@ -68,5 +70,5 @@ fail:
U_BOOT_CMD(ums, CONFIG_SYS_MAXARGS, 1, do_usb_mass_storage,
"Use the UMS [User Mass Storage]",
"ums - User Mass Storage Gadget"
"<USB_controller> <mmc_dev>"
);

6
common/usb.c
View File

@ -33,6 +33,7 @@
#include <linux/ctype.h>
#include <asm/byteorder.h>
#include <asm/unaligned.h>
#include <compiler.h>
#include <usb.h>
#ifdef CONFIG_4xx
@ -1066,4 +1067,9 @@ int usb_new_device(struct usb_device *dev)
return 0;
}
__weak
int board_usb_init(int index, enum board_usb_init_type init)
{
return 0;
}
/* EOF */

10
drivers/usb/host/ehci-omap.c
View File

@ -96,12 +96,6 @@ static void omap_ehci_soft_phy_reset(int port)
}
#endif
inline int __board_usb_init(void)
{
return 0;
}
int board_usb_init(void) __attribute__((weak, alias("__board_usb_init")));
#if defined(CONFIG_OMAP_EHCI_PHY1_RESET_GPIO) || \
defined(CONFIG_OMAP_EHCI_PHY2_RESET_GPIO) || \
defined(CONFIG_OMAP_EHCI_PHY3_RESET_GPIO)
@ -157,7 +151,7 @@ int omap_ehci_hcd_stop(void)
* Based on "drivers/usb/host/ehci-omap.c" from Linux 3.1
* See there for additional Copyrights.
*/
int omap_ehci_hcd_init(struct omap_usbhs_board_data *usbhs_pdata,
int omap_ehci_hcd_init(int index, struct omap_usbhs_board_data *usbhs_pdata,
struct ehci_hccr **hccr, struct ehci_hcor **hcor)
{
int ret;
@ -165,7 +159,7 @@ int omap_ehci_hcd_init(struct omap_usbhs_board_data *usbhs_pdata,
debug("Initializing OMAP EHCI\n");
ret = board_usb_init();
ret = board_usb_init(index, USB_INIT_HOST);
if (ret < 0)
return ret;

2
drivers/usb/host/ehci-tegra.c
View File

@ -699,7 +699,7 @@ static int process_usb_nodes(const void *blob, int node_list[], int count)
return 0;
}
int board_usb_init(const void *blob)
int usb_process_devicetree(const void *blob)
{
int node_list[USB_PORTS_MAX];
int count, err = 0;

4
drivers/usb/host/ohci-hcd.c
View File

@ -1861,7 +1861,7 @@ int usb_lowlevel_init(int index, void **controller)
#ifdef CONFIG_SYS_USB_OHCI_BOARD_INIT
/* board dependant init */
if (usb_board_init())
if (board_usb_init(index, USB_INIT_HOST))
return -1;
#endif
memset(&gohci, 0, sizeof(ohci_t));
@ -1918,7 +1918,7 @@ int usb_lowlevel_init(int index, void **controller)
err ("can't reset usb-%s", gohci.slot_name);
#ifdef CONFIG_SYS_USB_OHCI_BOARD_INIT
/* board dependant cleanup */
usb_board_init_fail();
board_usb_cleanup(index, USB_INIT_HOST);
#endif
#ifdef CONFIG_SYS_USB_OHCI_CPU_INIT

11
drivers/usb/host/ohci.h
View File

@ -19,14 +19,11 @@
#endif /* CONFIG_SYS_OHCI_SWAP_REG_ACCESS */
/* functions for doing board or CPU specific setup/cleanup */
extern int usb_board_init(void);
extern int usb_board_stop(void);
extern int usb_board_init_fail(void);
extern int usb_cpu_init(void);
extern int usb_cpu_stop(void);
extern int usb_cpu_init_fail(void);
int usb_board_stop(void);
int usb_cpu_init(void);
int usb_cpu_stop(void);
int usb_cpu_init_fail(void);
static int cc_to_error[16] = {

2
include/g_dnl.h
View File

@ -14,6 +14,4 @@ int g_dnl_bind_fixup(struct usb_device_descriptor *);
int g_dnl_register(const char *s);
void g_dnl_unregister(void);
/* USB initialization declaration - board specific */
void board_usb_init(void);
#endif /* __G_DOWNLOAD_H_ */

30
include/usb.h
View File

@ -167,10 +167,36 @@ int submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
extern void udc_disconnect(void);
#else
#error USB Lowlevel not defined
#endif
/*
* You can initialize platform's USB host or device
* ports by passing this enum as an argument to
* board_usb_init().
*/
enum board_usb_init_type {
USB_INIT_HOST,
USB_INIT_DEVICE
};
/*
* board-specific hardware initialization, called by
* usb drivers and u-boot commands
*
* @param index USB controller number
* @param init initializes controller as USB host or device
*/
int board_usb_init(int index, enum board_usb_init_type init);
/*
* can be used to clean up after failed USB initialization attempt
* vide: board_usb_init()
*
* @param index USB controller number for selective cleanup
* @param init board_usb_init_type passed to board_usb_init()
*/
int board_usb_cleanup(int index, enum board_usb_init_type init);
#ifdef CONFIG_USB_STORAGE
#define USB_MAX_STOR_DEV 5

13
include/usb_mass_storage.h
View File

@ -31,14 +31,11 @@ struct ums_board_info {
struct ums_device ums_dev;
};
extern void board_usb_init(void);
extern int fsg_init(struct ums_board_info *);
extern void fsg_cleanup(void);
extern struct ums_board_info *board_ums_init(unsigned int,
unsigned int, unsigned int);
extern int usb_gadget_handle_interrupts(void);
extern int fsg_main_thread(void *);
int fsg_init(struct ums_board_info *);
void fsg_cleanup(void);
struct ums_board_info *board_ums_init(unsigned int, unsigned int,
unsigned int);
int fsg_main_thread(void *);
#ifdef CONFIG_USB_GADGET_MASS_STORAGE
int fsg_add(struct usb_configuration *c);