diff options
| author | Suriyan Ramasami <suriyan.r@gmail.com> | 2014-10-29 09:22:43 -0700 |
|---|---|---|
| committer | Minkyu Kang <mk7.kang@samsung.com> | 2014-11-17 19:33:22 +0900 |
| commit | 6a23c6533c880d557e786df81fa21b62168db6d9 (patch) | |
| tree | 9063e164970d36f9761276ed37be8f183135cfd8 /board/samsung/odroid | |
| parent | bdba13282814224b865223b09f44509090d19fb1 (diff) | |
arm: odroid: usb: add support for usb host including ethernet
This change adds support for enabling the USB host features of the board.
This includes the USB3503A hub and the SMC LAN9730 ethernet controller
as well.
Signed-off-by: Suriyan Ramasami <suriyan.r@gmail.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'board/samsung/odroid')
| -rw-r--r-- | board/samsung/odroid/odroid.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/board/samsung/odroid/odroid.c b/board/samsung/odroid/odroid.c index 33003ee9b5..f7396ab4c4 100644 --- a/board/samsung/odroid/odroid.c +++ b/board/samsung/odroid/odroid.c @@ -462,9 +462,41 @@ struct s3c_plat_otg_data s5pc210_otg_data = { .usb_phy_ctrl = EXYNOS4X12_USBPHY_CONTROL, .usb_flags = PHY0_SLEEP, }; +#endif + +#if defined(CONFIG_USB_GADGET) || defined(CONFIG_CMD_USB) int board_usb_init(int index, enum usb_init_type init) { +#ifdef CONFIG_CMD_USB + struct pmic *p_pmic; + + /* Set Ref freq 0 => 24MHz, 1 => 26MHz*/ + /* Odroid Us have it at 24MHz, Odroid Xs at 26MHz */ + if (gd->board_type == ODROID_TYPE_U3) + gpio_direction_output(EXYNOS4X12_GPIO_X30, 0); + else + gpio_direction_output(EXYNOS4X12_GPIO_X30, 1); + + /* Disconnect, Reset, Connect */ + gpio_direction_output(EXYNOS4X12_GPIO_X34, 0); + gpio_direction_output(EXYNOS4X12_GPIO_X35, 0); + gpio_direction_output(EXYNOS4X12_GPIO_X35, 1); + gpio_direction_output(EXYNOS4X12_GPIO_X34, 1); + + /* Power off and on BUCK8 for LAN9730 */ + debug("LAN9730 - Turning power buck 8 OFF and ON.\n"); + + p_pmic = pmic_get("MAX77686_PMIC"); + if (p_pmic && !pmic_probe(p_pmic)) { + max77686_set_buck_mode(p_pmic, 8, OPMODE_OFF); + max77686_set_buck_voltage(p_pmic, 8, 750000); + max77686_set_buck_voltage(p_pmic, 8, 3300000); + max77686_set_buck_mode(p_pmic, 8, OPMODE_ON); + } + +#endif + debug("USB_udc_probe\n"); return s3c_udc_probe(&s5pc210_otg_data); } |