diff options
Diffstat (limited to 'qemu/roms/u-boot/drivers/usb/musb/omap3.c')
-rw-r--r-- | qemu/roms/u-boot/drivers/usb/musb/omap3.c | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/qemu/roms/u-boot/drivers/usb/musb/omap3.c b/qemu/roms/u-boot/drivers/usb/musb/omap3.c deleted file mode 100644 index 97da529b4..000000000 --- a/qemu/roms/u-boot/drivers/usb/musb/omap3.c +++ /dev/null @@ -1,145 +0,0 @@ -/* - * Copyright (c) 2009 Wind River Systems, Inc. - * Tom Rix <Tom.Rix@windriver.com> - * - * This is file is based on - * repository git.gitorious.org/u-boot-omap3/mainline.git, - * branch omap3-dev-usb, file drivers/usb/host/omap3530_usb.c - * - * This is the unique part of its copyright : - * - * ------------------------------------------------------------------------ - * - * Copyright (c) 2009 Texas Instruments - * - * ------------------------------------------------------------------------ - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <asm/omap_common.h> -#include <twl4030.h> -#include <twl6030.h> -#include "omap3.h" - -static int platform_needs_initialization = 1; - -struct musb_config musb_cfg = { - .regs = (struct musb_regs *)MENTOR_USB0_BASE, - .timeout = OMAP3_USB_TIMEOUT, - .musb_speed = 0, -}; - -/* - * OMAP3 USB OTG registers. - */ -struct omap3_otg_regs { - u32 revision; - u32 sysconfig; - u32 sysstatus; - u32 interfsel; - u32 simenable; - u32 forcestdby; -}; - -static struct omap3_otg_regs *otg; - -#define OMAP3_OTG_SYSCONFIG_SMART_STANDBY_MODE 0x2000 -#define OMAP3_OTG_SYSCONFIG_NO_STANDBY_MODE 0x1000 -#define OMAP3_OTG_SYSCONFIG_SMART_IDLE_MODE 0x0010 -#define OMAP3_OTG_SYSCONFIG_NO_IDLE_MODE 0x0008 -#define OMAP3_OTG_SYSCONFIG_ENABLEWAKEUP 0x0004 -#define OMAP3_OTG_SYSCONFIG_SOFTRESET 0x0002 -#define OMAP3_OTG_SYSCONFIG_AUTOIDLE 0x0001 - -#define OMAP3_OTG_SYSSTATUS_RESETDONE 0x0001 - -/* OMAP4430 has an internal PHY, use it */ -#ifdef CONFIG_OMAP4430 -#define OMAP3_OTG_INTERFSEL_OMAP 0x0000 -#else -#define OMAP3_OTG_INTERFSEL_OMAP 0x0001 -#endif - -#define OMAP3_OTG_FORCESTDBY_STANDBY 0x0001 - - -#ifdef DEBUG_MUSB_OMAP3 -static void musb_db_otg_regs(void) -{ - u32 l; - l = readl(&otg->revision); - serial_printf("OTG_REVISION 0x%x\n", l); - l = readl(&otg->sysconfig); - serial_printf("OTG_SYSCONFIG 0x%x\n", l); - l = readl(&otg->sysstatus); - serial_printf("OTG_SYSSTATUS 0x%x\n", l); - l = readl(&otg->interfsel); - serial_printf("OTG_INTERFSEL 0x%x\n", l); - l = readl(&otg->forcestdby); - serial_printf("OTG_FORCESTDBY 0x%x\n", l); -} -#endif - -int musb_platform_init(void) -{ - int ret = -1; - - if (platform_needs_initialization) { - u32 stdby; - - /* - * OMAP3EVM uses ISP1504 phy and so - * twl4030 related init is not required. - */ -#ifdef CONFIG_TWL4030_USB - if (twl4030_usb_ulpi_init()) { - serial_printf("ERROR: %s Could not initialize PHY\n", - __PRETTY_FUNCTION__); - goto end; - } -#endif - -#ifdef CONFIG_TWL6030_POWER - twl6030_usb_device_settings(); -#endif - - otg = (struct omap3_otg_regs *)OMAP3_OTG_BASE; - - /* Set OTG to always be on */ - writel(OMAP3_OTG_SYSCONFIG_NO_STANDBY_MODE | - OMAP3_OTG_SYSCONFIG_NO_IDLE_MODE, &otg->sysconfig); - - /* Set the interface */ - writel(OMAP3_OTG_INTERFSEL_OMAP, &otg->interfsel); - - /* Clear force standby */ - stdby = readl(&otg->forcestdby); - stdby &= ~OMAP3_OTG_FORCESTDBY_STANDBY; - writel(stdby, &otg->forcestdby); - -#ifdef CONFIG_OMAP3_EVM - musb_cfg.extvbus = omap3_evm_need_extvbus(); -#endif - -#ifdef CONFIG_OMAP4430 - u32 *usbotghs_control = - (u32 *)((*ctrl)->control_usbotghs_ctrl); - *usbotghs_control = 0x15; -#endif - platform_needs_initialization = 0; - } - - ret = platform_needs_initialization; - -#ifdef CONFIG_TWL4030_USB -end: -#endif - return ret; - -} - -void musb_platform_deinit(void) -{ - /* noop */ -} |