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16f9480dfc
The controller has 3 ports. The port0 is for USB 2.0 Phy, port1 and port2 are for HSIC phys. The usb 2.0 phy is already being setup. This patch sets up the hsic phys. Signed-off-by: Inderpal Singh <inderpal.singh@linaro.org>
67 lines
2 KiB
C
67 lines
2 KiB
C
/*
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* SAMSUNG EXYNOS USB HOST EHCI Controller
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*
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* Copyright (C) 2012 Samsung Electronics Co.Ltd
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* Vivek Gautam <gautam.vivek@samsung.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __ASM_ARM_ARCH_EHCI_H__
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#define __ASM_ARM_ARCH_EHCI_H__
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#define CLK_24MHZ 5
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#define HOST_CTRL0_PHYSWRSTALL (1 << 31)
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#define HOST_CTRL0_COMMONON_N (1 << 9)
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#define HOST_CTRL0_SIDDQ (1 << 6)
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#define HOST_CTRL0_FORCESLEEP (1 << 5)
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#define HOST_CTRL0_FORCESUSPEND (1 << 4)
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#define HOST_CTRL0_WORDINTERFACE (1 << 3)
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#define HOST_CTRL0_UTMISWRST (1 << 2)
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#define HOST_CTRL0_LINKSWRST (1 << 1)
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#define HOST_CTRL0_PHYSWRST (1 << 0)
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#define HOST_CTRL0_FSEL_MASK (7 << 16)
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#define EHCICTRL_ENAINCRXALIGN (1 << 29)
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#define EHCICTRL_ENAINCR4 (1 << 28)
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#define EHCICTRL_ENAINCR8 (1 << 27)
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#define EHCICTRL_ENAINCR16 (1 << 26)
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#define HSIC_CTRL_REFCLKSEL (0x2)
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#define HSIC_CTRL_REFCLKSEL_MASK (0x3)
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#define HSIC_CTRL_REFCLKSEL_SHIFT (23)
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#define HSIC_CTRL_REFCLKDIV_12 (0x24)
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#define HSIC_CTRL_REFCLKDIV_MASK (0x7f)
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#define HSIC_CTRL_REFCLKDIV_SHIFT (16)
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#define HSIC_CTRL_SIDDQ (0x1 << 6)
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#define HSIC_CTRL_FORCESLEEP (0x1 << 5)
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#define HSIC_CTRL_FORCESUSPEND (0x1 << 4)
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#define HSIC_CTRL_UTMISWRST (0x1 << 2)
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#define HSIC_CTRL_PHYSWRST (0x1 << 0)
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/* Register map for PHY control */
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struct exynos_usb_phy {
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unsigned int usbphyctrl0;
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unsigned int usbphytune0;
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unsigned int reserved1[2];
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unsigned int hsicphyctrl1;
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unsigned int hsicphytune1;
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unsigned int reserved2[2];
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unsigned int hsicphyctrl2;
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unsigned int hsicphytune2;
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unsigned int reserved3[2];
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unsigned int ehcictrl;
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unsigned int ohcictrl;
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unsigned int usbotgsys;
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unsigned int reserved4;
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unsigned int usbotgtune;
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};
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/* Switch on the VBUS power. */
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int board_usb_vbus_init(void);
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#endif /* __ASM_ARM_ARCH_EHCI_H__ */
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