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author | Daniel Lezcano <daniel.lezcano@linaro.org> | 2019-02-19 12:19:33 +0300 |
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committer | Daniel Lezcano <daniel.lezcano@linaro.org> | 2019-02-23 14:13:45 +0300 |
commit | bcc5a050fedd7fa044850da1f100096682812b65 (patch) | |
tree | 3954f45a742d7d2c91e33cb7103d55e49c327c9d /drivers/clocksource/tango_xtal.c | |
parent | 2e710fc3917255bc358c69c41b5af3475c7112b8 (diff) | |
download | linux-bcc5a050fedd7fa044850da1f100096682812b65.tar.xz |
clocksource/drivers/tango-xtal: Rename the file for consistency
For the sake of consistency, let's rename the file to a name similar
to other file names in this directory.
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Diffstat (limited to 'drivers/clocksource/tango_xtal.c')
-rw-r--r-- | drivers/clocksource/tango_xtal.c | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/drivers/clocksource/tango_xtal.c b/drivers/clocksource/tango_xtal.c deleted file mode 100644 index 3f94e454ef99..000000000000 --- a/drivers/clocksource/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); |