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smdk5420: board: add functions required to enable USB DWC3 

This commit adds implementation of function calls:
- usb_gadget_handle_interrupts()
- board_usb_init()

Which allow enable USB DWC3 gadget for this board.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Inha Song <ideal.song@samsung.com>
Cc: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Joonyoung Shim 2015-05-22 18:14:24 +02:00 committed by Lukasz Majewski
parent a272c99d30
commit 302a7d0006
2 changed files with 49 additions and 9 deletions
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6
board/samsung/common/board.c
View File

@ -24,8 +24,9 @@
#include <asm/arch/sromc.h>
#include <lcd.h>
#include <i2c.h>
#include <samsung/misc.h>
#include <usb.h>
#include <dwc3-uboot.h>
#include <samsung/misc.h>
DECLARE_GLOBAL_DATA_PTR;
@ -378,5 +379,8 @@ void reset_misc(void)
int board_usb_cleanup(int index, enum usb_init_type init)
{
#ifdef CONFIG_USB_DWC3
dwc3_uboot_exit(index);
#endif
return 0;
}

52
board/samsung/smdk5420/smdk5420.c
View File

@ -6,19 +6,24 @@
#include <common.h>
#include <fdtdec.h>
#include <errno.h>
#include <asm/io.h>
#include <asm/gpio.h>
#include <asm/arch/cpu.h>
#include <asm/arch/board.h>
#include <asm/arch/power.h>
#include <asm/arch/system.h>
#include <asm/arch/pinmux.h>
#include <asm/arch/dp_info.h>
#include <asm/arch/xhci-exynos.h>
#include <power/tps65090_pmic.h>
#include <i2c.h>
#include <lcd.h>
#include <parade.h>
#include <spi.h>
#include <errno.h>
#include <asm/gpio.h>
#include <asm/arch/board.h>
#include <asm/arch/cpu.h>
#include <asm/arch/pinmux.h>
#include <asm/arch/system.h>
#include <asm/arch/dp_info.h>
#include <power/tps65090_pmic.h>
#include <usb.h>
#include <dwc3-uboot.h>
#include <samsung-usb-phy-uboot.h>
DECLARE_GLOBAL_DATA_PTR;
@ -75,3 +80,34 @@ int board_get_revision(void)
{
return 0;
}
#ifdef CONFIG_USB_DWC3
static struct dwc3_device dwc3_device_data = {
.maximum_speed = USB_SPEED_SUPER,
.base = 0x12400000,
.dr_mode = USB_DR_MODE_PERIPHERAL,
.index = 0,
};
int usb_gadget_handle_interrupts(void)
{
dwc3_uboot_handle_interrupt(0);
return 0;
}
int board_usb_init(int index, enum usb_init_type init)
{
struct exynos_usb3_phy *phy = (struct exynos_usb3_phy *)
samsung_get_base_usb3_phy();
if (!phy) {
error("usb3 phy not supported");
return -ENODEV;
}
set_usbdrd_phy_ctrl(POWER_USB_DRD_PHY_CTRL_EN);
exynos5_usb3_phy_init(phy);
return dwc3_uboot_init(&dwc3_device_data);
}
#endif