mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-27 23:16:34 +07:00
97e04ea15f
The Pistachio platform code is not a clock provider, and just needs to call of_clk_init(). Hence it can include <linux/of_clk.h> instead of <linux/clk-provider.h>. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Stephen Boyd <sboyd@kernel.org> Acked-by: James Hartley <james.hartley@sondrel.com> Signed-off-by: Paul Burton <paulburton@kernel.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: Paul Cercueil <paul@crapouillou.net> Cc: John Crispin <john@phrozen.org> Cc: linux-mips@vger.kernel.org Cc: bcm-kernel-feedback-list@broadcom.com Cc: linux-clk@vger.kernel.org Cc: linux-kernel@vger.kernel.org
56 lines
942 B
C
56 lines
942 B
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* Pistachio clocksource/timer setup
|
|
*
|
|
* Copyright (C) 2014 Google, Inc.
|
|
*/
|
|
|
|
#include <linux/clk.h>
|
|
#include <linux/clocksource.h>
|
|
#include <linux/init.h>
|
|
#include <linux/of.h>
|
|
#include <linux/of_clk.h>
|
|
|
|
#include <asm/mips-cps.h>
|
|
#include <asm/time.h>
|
|
|
|
unsigned int get_c0_compare_int(void)
|
|
{
|
|
return gic_get_c0_compare_int();
|
|
}
|
|
|
|
int get_c0_perfcount_int(void)
|
|
{
|
|
return gic_get_c0_perfcount_int();
|
|
}
|
|
EXPORT_SYMBOL_GPL(get_c0_perfcount_int);
|
|
|
|
int get_c0_fdc_int(void)
|
|
{
|
|
return gic_get_c0_fdc_int();
|
|
}
|
|
|
|
void __init plat_time_init(void)
|
|
{
|
|
struct device_node *np;
|
|
struct clk *clk;
|
|
|
|
of_clk_init(NULL);
|
|
timer_probe();
|
|
|
|
np = of_get_cpu_node(0, NULL);
|
|
if (!np) {
|
|
pr_err("Failed to get CPU node\n");
|
|
return;
|
|
}
|
|
|
|
clk = of_clk_get(np, 0);
|
|
if (IS_ERR(clk)) {
|
|
pr_err("Failed to get CPU clock: %ld\n", PTR_ERR(clk));
|
|
return;
|
|
}
|
|
|
|
mips_hpt_frequency = clk_get_rate(clk) / 2;
|
|
clk_put(clk);
|
|
}
|