linux/arch/mips/pistachio/time.c
Geert Uytterhoeven 97e04ea15f
MIPS: Pistachio: Replace <linux/clk-provider.h> by <linux/of_clk.h>
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
2020-02-19 10:36:21 -08:00

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);
}