diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2021-02-10 11:02:20 +0100 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2021-02-10 11:02:20 +0100 |
commit | 11db5710d4a954148e00e376f04ba91a498a20dd (patch) | |
tree | 7742ff8f4f4cb0045e6968b8a6a593df153e107b /drivers/clocksource/timer-tango-xtal.c | |
parent | 174bcc691f44fdd05046c694fc650933819f72c7 (diff) | |
parent | e85c1d21b16b278f50d191155bc674633270e9c6 (diff) |
Merge tag 'timers-v5.12-rc1' of https://git.linaro.org/people/daniel.lezcano/linux into timers/core
Pull clocksource/events updates from Daniel Lezcano:
- Drop dead code on efm32 (Uwe Kleine-König)
- Move pr_fmt() before the includes on davinci driver (Bartosz
Golaszewski)
- Clarified timer interrupt must be specified on nuvoton DT bindings
(Jonathan Neuschäfer)
- Remove tango, sirf, u300 and atlas timer drivers (Arnd Bergman)
- Add suspend/resume on pit64b (Claudiu Beznea)
Link: https://lore.kernel.org/r/3747fbde-134f-5e1d-47d5-8776c1a52aa1@linaro.org
Diffstat (limited to 'drivers/clocksource/timer-tango-xtal.c')
-rw-r--r-- | drivers/clocksource/timer-tango-xtal.c | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/drivers/clocksource/timer-tango-xtal.c b/drivers/clocksource/timer-tango-xtal.c deleted file mode 100644 index 3f94e454ef999..0000000000000 --- a/drivers/clocksource/timer-tango-xtal.c +++ /dev/null @@ -1,57 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include <linux/clocksource.h> -#include <linux/sched_clock.h> -#include <linux/of_address.h> -#include <linux/printk.h> -#include <linux/delay.h> -#include <linux/init.h> -#include <linux/clk.h> - -static void __iomem *xtal_in_cnt; -static struct delay_timer delay_timer; - -static unsigned long notrace read_xtal_counter(void) -{ - return readl_relaxed(xtal_in_cnt); -} - -static u64 notrace read_sched_clock(void) -{ - return read_xtal_counter(); -} - -static int __init tango_clocksource_init(struct device_node *np) -{ - struct clk *clk; - int xtal_freq, ret; - - xtal_in_cnt = of_iomap(np, 0); - if (xtal_in_cnt == NULL) { - pr_err("%pOF: invalid address\n", np); - return -ENXIO; - } - - clk = of_clk_get(np, 0); - if (IS_ERR(clk)) { - pr_err("%pOF: invalid clock\n", np); - return PTR_ERR(clk); - } - - xtal_freq = clk_get_rate(clk); - delay_timer.freq = xtal_freq; - delay_timer.read_current_timer = read_xtal_counter; - - ret = clocksource_mmio_init(xtal_in_cnt, "tango-xtal", xtal_freq, 350, - 32, clocksource_mmio_readl_up); - if (ret) { - pr_err("%pOF: registration failed\n", np); - return ret; - } - - sched_clock_register(read_sched_clock, 32, xtal_freq); - register_current_timer_delay(&delay_timer); - - return 0; -} - -TIMER_OF_DECLARE(tango, "sigma,tick-counter", tango_clocksource_init); |