uboot/u-boot-stm32mp-2020.01/board/freescale/common/cadmus.h

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2024-01-10 06:52:34 +00:00
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2004 Freescale Semiconductor.
*/
#ifndef __CADMUS_H_
#define __CADMUS_H_
/*
* CADMUS Board System Register interface.
*/
/*
* Returns board version register.
*/
extern unsigned int get_board_version(void);
/*
* Returns either 33000000 or 66000000 as the SYS_CLK_FREQ.
*/
extern unsigned long get_clock_freq(void);
/*
* Returns 1 - 4, as found in the USER CSR[6:7] bits.
*/
extern unsigned int get_pci_slot(void);
/*
* Returns PCI DUAL as found in CM_PCI[3].
*/
extern unsigned int get_pci_dual(void);
#endif /* __CADMUS_H_ */