mirror of
https://source.denx.de/u-boot/u-boot.git
synced 2025-08-08 16:26:58 +02:00
03de305ec4
As part of bringing the master branch back in to next, we need to allow for all of these changes to exist here. Reported-by: Jonas Karlman <jonas@kwiboo.se> Signed-off-by: Tom Rini <trini@konsulko.com>
64 lines
1.2 KiB
C
64 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2006
|
|
* DENX Software Engineering <mk@denx.de>
|
|
*/
|
|
|
|
#include <asm/arch/clk.h>
|
|
|
|
int usb_cpu_init(void)
|
|
{
|
|
#ifdef CONFIG_USB_ATMEL_CLK_SEL_PLLB
|
|
if (at91_pllb_clk_enable(get_pllb_init()))
|
|
return -1;
|
|
|
|
#ifdef CONFIG_AT91SAM9N12
|
|
at91_usb_clk_init(AT91_PMC_USBS_USB_PLLB | AT91_PMC_USB_DIV_2);
|
|
#endif
|
|
#elif defined(CONFIG_USB_ATMEL_CLK_SEL_UPLL)
|
|
if (at91_upll_clk_enable())
|
|
return -1;
|
|
|
|
at91_usb_clk_init(AT91_PMC_USBS_USB_UPLL | AT91_PMC_USBDIV_10);
|
|
#endif
|
|
|
|
at91_periph_clk_enable(ATMEL_ID_UHP);
|
|
|
|
at91_system_clk_enable(ATMEL_PMC_UHP);
|
|
#if defined(CONFIG_AT91SAM9261) || defined(CONFIG_AT91SAM9G10)
|
|
at91_system_clk_enable(AT91_PMC_HCK0);
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
int usb_cpu_stop(void)
|
|
{
|
|
at91_periph_clk_disable(ATMEL_ID_UHP);
|
|
|
|
at91_system_clk_disable(ATMEL_PMC_UHP);
|
|
#if defined(CONFIG_AT91SAM9261) || defined(CONFIG_AT91SAM9G10)
|
|
at91_system_clk_disable(AT91_PMC_HCK0);
|
|
#endif
|
|
|
|
#ifdef CONFIG_USB_ATMEL_CLK_SEL_PLLB
|
|
#ifdef CONFIG_AT91SAM9N12
|
|
at91_usb_clk_init(0);
|
|
#endif
|
|
|
|
if (at91_pllb_clk_disable())
|
|
return -1;
|
|
|
|
#elif defined(CONFIG_USB_ATMEL_CLK_SEL_UPLL)
|
|
if (at91_upll_clk_disable())
|
|
return -1;
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
int usb_cpu_init_fail(void)
|
|
{
|
|
return usb_cpu_stop();
|
|
}
|