Signed-off-by: Marek Vasut <marex@denx.de> Cc: David Müller <d.mueller@elsoft.ch> Cc: Minkyu Kang <mk7.kang@samsung.com> Cc: Wolfgang Denk <wd@denx.de> Cc: Albert Aribaud <albert.u.boot@aribaud.net> Cc: U-Boot DM <u-boot-dm@lists.denx.de>master
parent
d731282e7c
commit
fb24ffc086
@ -1,71 +0,0 @@ |
||||
/*
|
||||
* (C) Copyright 2006 |
||||
* DENX Software Engineering <mk@denx.de> |
||||
* |
||||
* See file CREDITS for list of people who contributed to this |
||||
* project. |
||||
* |
||||
* This program is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU General Public License as |
||||
* published by the Free Software Foundation; either version 2 of |
||||
* the License, or (at your option) any later version. |
||||
* |
||||
* This program is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
* GNU General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU General Public License |
||||
* along with this program; if not, write to the Free Software |
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
||||
* MA 02111-1307 USA |
||||
*/ |
||||
|
||||
#include <common.h> |
||||
|
||||
#if defined(CONFIG_USB_OHCI_NEW) && \ |
||||
defined(CONFIG_SYS_USB_OHCI_CPU_INIT) && \
|
||||
defined(CONFIG_S3C24X0) |
||||
|
||||
#include <asm/arch/s3c24x0_cpu.h> |
||||
#include <asm/io.h> |
||||
|
||||
int usb_cpu_init(void) |
||||
{ |
||||
struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power(); |
||||
struct s3c24x0_gpio *gpio = s3c24x0_get_base_gpio(); |
||||
|
||||
/*
|
||||
* Set the 48 MHz UPLL clocking. Values are taken from |
||||
* "PLL value selection guide", 6-23, s3c2400_UM.pdf. |
||||
*/ |
||||
writel((40 << 12) + (1 << 4) + 2, &clk_power->upllcon); |
||||
/* 1 = use pads related USB for USB host */ |
||||
writel(readl(&gpio->misccr) | 0x8, &gpio->misccr); |
||||
|
||||
/*
|
||||
* Enable USB host clock. |
||||
*/ |
||||
writel(readl(&clk_power->clkcon) | (1 << 4), &clk_power->clkcon); |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
int usb_cpu_stop(void) |
||||
{ |
||||
struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power(); |
||||
/* may not want to do this */ |
||||
writel(readl(&clk_power->clkcon) & ~(1 << 4), &clk_power->clkcon); |
||||
return 0; |
||||
} |
||||
|
||||
int usb_cpu_init_fail(void) |
||||
{ |
||||
struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power(); |
||||
writel(readl(&clk_power->clkcon) & ~(1 << 4), &clk_power->clkcon); |
||||
return 0; |
||||
} |
||||
|
||||
#endif /* defined(CONFIG_USB_OHCI_NEW) && \ |
||||
defined(CONFIG_SYS_USB_OHCI_CPU_INIT) && \
|
||||
defined(CONFIG_S3C24X0) */ |
Loading…
Reference in new issue