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Subject[tip: timers/core] clocksource/drivers/tango: Remove tango driver
The following commit has been merged into the timers/core branch of tip:

Commit-ID: 8fdb44176928fb3ef3e10d97eaf1aed82c90bd58
Gitweb: https://git.kernel.org/tip/8fdb44176928fb3ef3e10d97eaf1aed82c90bd58
Author: Arnd Bergmann <arnd@arndb.de>
AuthorDate: Wed, 20 Jan 2021 14:15:57 +01:00
Committer: Daniel Lezcano <daniel.lezcano@linaro.org>
CommitterDate: Wed, 03 Feb 2021 09:11:35 +01:00

clocksource/drivers/tango: Remove tango driver

The tango platform is getting removed, so the driver is no
longer needed.

Cc: Marc Gonzalez <marc.w.gonzalez@free.fr>
Cc: Mans Rullgard <mans@mansr.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Mans Rullgard <mans@mansr.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20210120131559.1971359-3-arnd@kernel.org
---
drivers/clocksource/Kconfig | 8 +----
drivers/clocksource/Makefile | 1 +-
drivers/clocksource/timer-tango-xtal.c | 57 +-------------------------
3 files changed, 66 deletions(-)
delete mode 100644 drivers/clocksource/timer-tango-xtal.c

diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index b26bb9e..b5250e4 100644
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -551,14 +551,6 @@ config CLKSRC_MIPS_GIC
select CLOCKSOURCE_WATCHDOG
select TIMER_OF

-config CLKSRC_TANGO_XTAL
- bool "Clocksource for Tango SoC" if COMPILE_TEST
- depends on ARM
- select TIMER_OF
- select CLKSRC_MMIO
- help
- This enables the clocksource for Tango SoC.
-
config CLKSRC_PXA
bool "Clocksource for PXA or SA-11x0 platform" if COMPILE_TEST
depends on HAS_IOMEM
diff --git a/drivers/clocksource/Makefile b/drivers/clocksource/Makefile
index ce8a3c0..1b05f03 100644
--- a/drivers/clocksource/Makefile
+++ b/drivers/clocksource/Makefile
@@ -71,7 +71,6 @@ obj-$(CONFIG_KEYSTONE_TIMER) += timer-keystone.o
obj-$(CONFIG_INTEGRATOR_AP_TIMER) += timer-integrator-ap.o
obj-$(CONFIG_CLKSRC_VERSATILE) += timer-versatile.o
obj-$(CONFIG_CLKSRC_MIPS_GIC) += mips-gic-timer.o
-obj-$(CONFIG_CLKSRC_TANGO_XTAL) += timer-tango-xtal.o
obj-$(CONFIG_CLKSRC_IMX_GPT) += timer-imx-gpt.o
obj-$(CONFIG_CLKSRC_IMX_TPM) += timer-imx-tpm.o
obj-$(CONFIG_TIMER_IMX_SYS_CTR) += timer-imx-sysctr.o
diff --git a/drivers/clocksource/timer-tango-xtal.c b/drivers/clocksource/timer-tango-xtal.c
deleted file mode 100644
index 3f94e45..0000000
--- 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);
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