46 lines
878 B
C
46 lines
878 B
C
|
// SPDX-License-Identifier: GPL-2.0+
|
||
|
|
/*
|
||
|
|
* (C) Copyright 2014 - 2015 Xilinx, Inc.
|
||
|
|
* Michal Simek <michal.simek@xilinx.com>
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <common.h>
|
||
|
|
#include <asm/arch/clk.h>
|
||
|
|
#include <asm/arch/hardware.h>
|
||
|
|
#include <asm/arch/sys_proto.h>
|
||
|
|
|
||
|
|
DECLARE_GLOBAL_DATA_PTR;
|
||
|
|
|
||
|
|
unsigned long zynqmp_get_system_timer_freq(void)
|
||
|
|
{
|
||
|
|
u32 ver = zynqmp_get_silicon_version();
|
||
|
|
|
||
|
|
switch (ver) {
|
||
|
|
case ZYNQMP_CSU_VERSION_QEMU:
|
||
|
|
return 50000000;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 100000000;
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifdef CONFIG_CLOCKS
|
||
|
|
/**
|
||
|
|
* set_cpu_clk_info() - Initialize clock framework
|
||
|
|
* Always returns zero.
|
||
|
|
*
|
||
|
|
* This function is called from common code after relocation and sets up the
|
||
|
|
* clock framework. The framework must not be used before this function had been
|
||
|
|
* called.
|
||
|
|
*/
|
||
|
|
int set_cpu_clk_info(void)
|
||
|
|
{
|
||
|
|
gd->cpu_clk = get_tbclk();
|
||
|
|
|
||
|
|
gd->bd->bi_arm_freq = gd->cpu_clk / 1000000;
|
||
|
|
|
||
|
|
gd->bd->bi_dsp_freq = 0;
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
#endif
|