summaryrefslogtreecommitdiff
path: root/arch/arm/cpu/armv7/rmobile/timer.c
diff options
context:
space:
mode:
authorNobuhiro Iwamatsu <iwamatsu@nigauri.org>2015-10-09 16:40:09 +0900
committerNobuhiro Iwamatsu <iwamatsu@nigauri.org>2016-08-17 10:25:28 +0900
commitbadbb63c2c29738a2956504126a30ddb14ca34c1 (patch)
tree29cb6dbc3cf6b34944b987e0a3619776905a59aa /arch/arm/cpu/armv7/rmobile/timer.c
parent59d07ee08e858bf2c121d0cdc6c8ddd3b26ee5b1 (diff)
ARM: rmobile: Move SoC sources to mach-rmobile
Move from arch/arm/cpu/armv7/rmobile/ to arch/arm/mach-rmobile/. Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Diffstat (limited to 'arch/arm/cpu/armv7/rmobile/timer.c')
-rw-r--r--arch/arm/cpu/armv7/rmobile/timer.c85
1 files changed, 0 insertions, 85 deletions
diff --git a/arch/arm/cpu/armv7/rmobile/timer.c b/arch/arm/cpu/armv7/rmobile/timer.c
deleted file mode 100644
index 04700e7d34..0000000000
--- a/arch/arm/cpu/armv7/rmobile/timer.c
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * (C) Copyright 2012 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
- * (C) Copyright 2012 Renesas Solutions Corp.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <div64.h>
-#include <asm/io.h>
-#include <asm/arch-armv7/globaltimer.h>
-#include <asm/arch/rmobile.h>
-
-static struct globaltimer *global_timer = \
- (struct globaltimer *)GLOBAL_TIMER_BASE_ADDR;
-
-#define CLK2MHZ(clk) (clk / 1000 / 1000)
-static u64 get_cpu_global_timer(void)
-{
- u32 low, high;
- u64 timer;
-
- u32 old = readl(&global_timer->cnt_h);
- while (1) {
- low = readl(&global_timer->cnt_l);
- high = readl(&global_timer->cnt_h);
- if (old == high)
- break;
- else
- old = high;
- }
-
- timer = high;
- return (u64)((timer << 32) | low);
-}
-
-static u64 get_time_us(void)
-{
- u64 timer = get_cpu_global_timer();
-
- timer = ((timer << 2) + (CLK2MHZ(CONFIG_SYS_CPU_CLK) >> 1));
- do_div(timer, CLK2MHZ(CONFIG_SYS_CPU_CLK));
- return timer;
-}
-
-static ulong get_time_ms(void)
-{
- u64 us = get_time_us();
-
- do_div(us, 1000);
- return us;
-}
-
-int timer_init(void)
-{
- writel(0x01, &global_timer->ctl);
- return 0;
-}
-
-void __udelay(unsigned long usec)
-{
- u64 start, current;
- u64 wait;
-
- start = get_cpu_global_timer();
- wait = (u64)((usec * CLK2MHZ(CONFIG_SYS_CPU_CLK)) >> 2);
- do {
- current = get_cpu_global_timer();
- } while ((current - start) < wait);
-}
-
-ulong get_timer(ulong base)
-{
- return get_time_ms() - base;
-}
-
-unsigned long long get_ticks(void)
-{
- return get_cpu_global_timer();
-}
-
-ulong get_tbclk(void)
-{
- return (ulong)(CONFIG_SYS_CPU_CLK >> 2);
-}