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USB: XHCI: Add xHCI host controller support for Exynos5

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This adds driver layer for xHCI controller in Samsung's
exynos5 soc. This interacts with xHCI host controller stack.

Signed-off-by: Vikas C Sajjan <vikas.sajjan@samsung.com>
Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
Cc: Julius Werner <jwerner@chromium.org>
Cc: Simon Glass <sjg@chromium.org>
Cc: Minkyu Kang <mk7.kang@samsung.com>
Cc: Dan Murphy <dmurphy@ti.com>
Cc: Marek Vasut <marex@denx.de>
This commit is contained in:
Vivek Gautam
2013-09-14 14:02:46 +05:30
committed by Marek Vasut
parent 5853e1335c
commit 13194f3b5f
5 changed files with 601 additions and 0 deletions
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8
arch/arm/include/asm/arch-exynos/cpu.h
View File

@@ -51,6 +51,8 @@
#define EXYNOS4_ACE_SFR_BASE DEVICE_NOT_AVAILABLE
#define EXYNOS4_DMC_PHY_BASE DEVICE_NOT_AVAILABLE
#define EXYNOS4_AUDIOSS_BASE DEVICE_NOT_AVAILABLE
#define EXYNOS4_USB_HOST_XHCI_BASE DEVICE_NOT_AVAILABLE
#define EXYNOS4_USB3PHY_BASE DEVICE_NOT_AVAILABLE
/* EXYNOS4X12 */
#define EXYNOS4X12_GPIO_PART3_BASE 0x03860000
@@ -87,6 +89,8 @@
#define EXYNOS4X12_ACE_SFR_BASE DEVICE_NOT_AVAILABLE
#define EXYNOS4X12_DMC_PHY_BASE DEVICE_NOT_AVAILABLE
#define EXYNOS4X12_AUDIOSS_BASE DEVICE_NOT_AVAILABLE
#define EXYNOS4X12_USB_HOST_XHCI_BASE DEVICE_NOT_AVAILABLE
#define EXYNOS4X12_USB3PHY_BASE DEVICE_NOT_AVAILABLE
/* EXYNOS5 Common*/
#define EXYNOS5_I2C_SPACING 0x10000
@@ -106,6 +110,8 @@
#define EXYNOS5_DMC_CTRL_BASE 0x10DD0000
#define EXYNOS5_GPIO_PART1_BASE 0x11400000
#define EXYNOS5_MIPI_DSIM_BASE 0x11D00000
#define EXYNOS5_USB_HOST_XHCI_BASE 0x12000000
#define EXYNOS5_USB3PHY_BASE 0x12100000
#define EXYNOS5_USB_HOST_EHCI_BASE 0x12110000
#define EXYNOS5_USBPHY_BASE 0x12130000
#define EXYNOS5_USBOTG_BASE 0x12140000
@@ -220,7 +226,9 @@ SAMSUNG_BASE(swreset, SWRESET)
SAMSUNG_BASE(timer, PWMTIMER_BASE)
SAMSUNG_BASE(uart, UART_BASE)
SAMSUNG_BASE(usb_phy, USBPHY_BASE)
SAMSUNG_BASE(usb3_phy, USB3PHY_BASE)
SAMSUNG_BASE(usb_ehci, USB_HOST_EHCI_BASE)
SAMSUNG_BASE(usb_xhci, USB_HOST_XHCI_BASE)
SAMSUNG_BASE(usb_otg, USBOTG_BASE)
SAMSUNG_BASE(watchdog, WATCHDOG_BASE)
SAMSUNG_BASE(power, POWER_BASE)

88
arch/arm/include/asm/arch-exynos/xhci-exynos.h Normal file
View File

@@ -0,0 +1,88 @@
/* Copyright (c) 2012 Samsung Electronics Co. Ltd
*
* Exynos Phy register definitions
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _ASM_ARCH_XHCI_EXYNOS_H_
#define _ASM_ARCH_XHCI_EXYNOS_H_
/* Phy register MACRO definitions */
#define LINKSYSTEM_FLADJ_MASK (0x3f << 1)
#define LINKSYSTEM_FLADJ(_x) ((_x) << 1)
#define LINKSYSTEM_XHCI_VERSION_CONTROL (0x1 << 27)
#define PHYUTMI_OTGDISABLE (1 << 6)
#define PHYUTMI_FORCESUSPEND (1 << 1)
#define PHYUTMI_FORCESLEEP (1 << 0)
#define PHYCLKRST_SSC_REFCLKSEL_MASK (0xff << 23)
#define PHYCLKRST_SSC_REFCLKSEL(_x) ((_x) << 23)
#define PHYCLKRST_SSC_RANGE_MASK (0x03 << 21)
#define PHYCLKRST_SSC_RANGE(_x) ((_x) << 21)
#define PHYCLKRST_SSC_EN (0x1 << 20)
#define PHYCLKRST_REF_SSP_EN (0x1 << 19)
#define PHYCLKRST_REF_CLKDIV2 (0x1 << 18)
#define PHYCLKRST_MPLL_MULTIPLIER_MASK (0x7f << 11)
#define PHYCLKRST_MPLL_MULTIPLIER_100MHZ_REF (0x19 << 11)
#define PHYCLKRST_MPLL_MULTIPLIER_50M_REF (0x02 << 11)
#define PHYCLKRST_MPLL_MULTIPLIER_24MHZ_REF (0x68 << 11)
#define PHYCLKRST_MPLL_MULTIPLIER_20MHZ_REF (0x7d << 11)
#define PHYCLKRST_MPLL_MULTIPLIER_19200KHZ_REF (0x02 << 11)
#define PHYCLKRST_FSEL_MASK (0x3f << 5)
#define PHYCLKRST_FSEL(_x) ((_x) << 5)
#define PHYCLKRST_FSEL_PAD_100MHZ (0x27 << 5)
#define PHYCLKRST_FSEL_PAD_24MHZ (0x2a << 5)
#define PHYCLKRST_FSEL_PAD_20MHZ (0x31 << 5)
#define PHYCLKRST_FSEL_PAD_19_2MHZ (0x38 << 5)
#define PHYCLKRST_RETENABLEN (0x1 << 4)
#define PHYCLKRST_REFCLKSEL_MASK (0x03 << 2)
#define PHYCLKRST_REFCLKSEL_PAD_REFCLK (0x2 << 2)
#define PHYCLKRST_REFCLKSEL_EXT_REFCLK (0x3 << 2)
#define PHYCLKRST_PORTRESET (0x1 << 1)
#define PHYCLKRST_COMMONONN (0x1 << 0)
#define PHYPARAM0_REF_USE_PAD (0x1 << 31)
#define PHYPARAM0_REF_LOSLEVEL_MASK (0x1f << 26)
#define PHYPARAM0_REF_LOSLEVEL (0x9 << 26)
#define PHYPARAM1_PCS_TXDEEMPH_MASK (0x1f << 0)
#define PHYPARAM1_PCS_TXDEEMPH (0x1c)
#define PHYTEST_POWERDOWN_SSP (0x1 << 3)
#define PHYTEST_POWERDOWN_HSP (0x1 << 2)
#define PHYBATCHG_UTMI_CLKSEL (0x1 << 2)
#define FSEL_CLKSEL_24M (0x5)
/* XHCI PHY register structure */
struct exynos_usb3_phy {
unsigned int reserve1;
unsigned int link_system;
unsigned int phy_utmi;
unsigned int phy_pipe;
unsigned int phy_clk_rst;
unsigned int phy_reg0;
unsigned int phy_reg1;
unsigned int phy_param0;
unsigned int phy_param1;
unsigned int phy_term;
unsigned int phy_test;
unsigned int phy_adp;
unsigned int phy_batchg;
unsigned int phy_resume;
unsigned int reserve2[3];
unsigned int link_port;
};
#endif /* _ASM_ARCH_XHCI_EXYNOS_H_ */