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| author | Nitin Garg <nitin.garg@freescale.com> | 2014-05-27 18:40:51 -0500 |
|---|---|---|
| committer | Nitin Garg <nitin.garg@freescale.com> | 2014-06-13 10:17:01 -0500 |
| commit | 9887413a1bc0554469f20e3b4511878881563dfc (patch) | |
| tree | c1a78791f20272396499fba7e5c3c0fd39e03894 | |
| parent | 6d87677d499f71a0ed3994f414bdbf9a7e6a4099 (diff) | |
| download | u-boot-imx-9887413a1bc0554469f20e3b4511878881563dfc.zip u-boot-imx-9887413a1bc0554469f20e3b4511878881563dfc.tar.gz u-boot-imx-9887413a1bc0554469f20e3b4511878881563dfc.tar.bz2 | |
ENGR00315499-15 ARM:imx6sl:evk Add USB HOST support
Enable the USB EHCI for the imx6slevk board. Add VBUS control
pin settings and related BSP codes.
Signed-off-by: Ye.Li <B37916@freescale.com>
Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
| -rw-r--r-- | arch/arm/include/asm/arch-mx6/mx6sl_pins.h | 5 | ||||
| -rw-r--r-- | board/freescale/mx6slevk/mx6slevk.c | 29 | ||||
| -rw-r--r-- | include/configs/mx6slevk.h | 12 |
3 files changed, 45 insertions, 1 deletions
diff --git a/arch/arm/include/asm/arch-mx6/mx6sl_pins.h b/arch/arm/include/asm/arch-mx6/mx6sl_pins.h index 70507d8..777e912 100644 --- a/arch/arm/include/asm/arch-mx6/mx6sl_pins.h +++ b/arch/arm/include/asm/arch-mx6/mx6sl_pins.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2013 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright (C) 2013-2014 Freescale Semiconductor, Inc. All Rights Reserved. * * SPDX-License-Identifier: GPL-2.0+ */ @@ -112,5 +112,8 @@ enum { MX6_PAD_KEY_ROW1__KPP_ROW_1 = IOMUX_PAD(0x0498, 0x0190, 0, 0x0758, 0, 0), MX6_PAD_KEY_ROW2__KPP_ROW_2 = IOMUX_PAD(0x049C, 0x0194, 0, 0x075C, 0, 0), MX6_PAD_KEY_ROW3__KPP_ROW_3 = IOMUX_PAD(0x04A0, 0x0198, 0, 0x0760, 0, 0), + + MX6_PAD_KEY_COL4__USB_USBOTG1_PWR = IOMUX_PAD(0x0484, 0x017C, 6, 0x0000, 0, 0), + MX6_PAD_KEY_COL5__USB_USBOTG2_PWR = IOMUX_PAD(0x0488, 0x0180, 6, 0x0000, 0, 0), }; #endif /* __ASM_ARCH_MX6_MX6SL_PINS_H__ */ diff --git a/board/freescale/mx6slevk/mx6slevk.c b/board/freescale/mx6slevk/mx6slevk.c index ac0b1f3..1c433c2 100644 --- a/board/freescale/mx6slevk/mx6slevk.c +++ b/board/freescale/mx6slevk/mx6slevk.c @@ -859,3 +859,32 @@ int checkboard(void) return 0; } + +#ifdef CONFIG_USB_EHCI_MX6 +iomux_v3_cfg_t const usb_otg1_pads[] = { + MX6_PAD_KEY_COL4__USB_USBOTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_EPDC_PWRCOM__ANATOP_USBOTG1_ID | MUX_PAD_CTRL(NO_PAD_CTRL) +}; + +iomux_v3_cfg_t const usb_otg2_pads[] = { + MX6_PAD_KEY_COL5__USB_USBOTG2_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +int board_ehci_hcd_init(int port) +{ + switch (port) { + case 0: + imx_iomux_v3_setup_multiple_pads(usb_otg1_pads, + ARRAY_SIZE(usb_otg1_pads)); + break; + case 1: + imx_iomux_v3_setup_multiple_pads(usb_otg2_pads, + ARRAY_SIZE(usb_otg2_pads)); + break; + default: + printf("MXC USB port %d not yet supported\n", port); + return 1; + } + return 0; +} +#endif diff --git a/include/configs/mx6slevk.h b/include/configs/mx6slevk.h index 40de740..1705dc4 100644 --- a/include/configs/mx6slevk.h +++ b/include/configs/mx6slevk.h @@ -238,4 +238,16 @@ #endif #endif /* CONFIG_SPLASH_SCREEN */ +/* USB Configs */ +#define CONFIG_CMD_USB +#define CONFIG_USB_EHCI +#define CONFIG_USB_EHCI_MX6 +#define CONFIG_USB_STORAGE +#define CONFIG_EHCI_HCD_INIT_AFTER_RESET +#define CONFIG_USB_HOST_ETHER +#define CONFIG_USB_ETHER_ASIX +#define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW) +#define CONFIG_MXC_USB_FLAGS 0 +#define CONFIG_USB_MAX_CONTROLLER_COUNT 2 + #endif /* __CONFIG_H */ |