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// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2006
* DENX Software Engineering <mk@denx.de>
*/
#include <common.h>
#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT)
#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();
}
#endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT) */
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