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- /*
- * (C) Copyright 2006
- * DENX Software Engineering <mk@denx.de>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
- #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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