diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-05-08 14:09:47 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-05-23 18:04:51 +0100 |
| commit | 234b6ceddb4fc2a4bc5b9a7670f070f6e69e0868 (patch) | |
| tree | 891f57ca663b5ec0bb61bb3e38c5306e0d13d2bd /arch/arm/mach-tcc8k | |
| parent | 442c8176d2efa468577738e3a99a6e051f6e8e55 (diff) | |
clocksource: convert ARM 32-bit up counting clocksources
Convert ixp4xx, lpc32xx, mxc, netx, pxa, sa1100, tcc8k, tegra and u300
to use the generic mmio clocksource recently introduced.
Cc: Imre Kaloz <kaloz@openwrt.org>
Cc: Krzysztof Halasa <khc@pm.waw.pl>
Acked-by: Eric Miao <eric.y.miao@gmail.com>
Acked-by: "Hans J. Koch" <hjk@hansjkoch.de>
Acked-by: Colin Cross <ccross@android.com>
Cc: Erik Gilling <konkers@android.com>
Cc: Olof Johansson <olof@lixom.net>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-tcc8k')
| -rw-r--r-- | arch/arm/mach-tcc8k/time.c | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/arch/arm/mach-tcc8k/time.c b/arch/arm/mach-tcc8k/time.c index e0a8d609afe..a96babe8377 100644 --- a/arch/arm/mach-tcc8k/time.c +++ b/arch/arm/mach-tcc8k/time.c @@ -25,19 +25,6 @@ static void __iomem *timer_base; -static cycle_t tcc_get_cycles(struct clocksource *cs) -{ - return __raw_readl(timer_base + TC32MCNT_OFFS); -} - -static struct clocksource clocksource_tcc = { - .name = "tcc_tc32", - .rating = 200, - .read = tcc_get_cycles, - .mask = CLOCKSOURCE_MASK(32), - .flags = CLOCK_SOURCE_IS_CONTINUOUS, -}; - static int tcc_set_next_event(unsigned long evt, struct clock_event_device *unused) { @@ -102,7 +89,8 @@ static int __init tcc_clockevent_init(struct clk *clock) { unsigned int c = clk_get_rate(clock); - clocksource_register_hz(&clocksource_tcc, c); + clocksource_mmio_init(timer_base + TC32MCNT_OFFS, "tcc_tc32", c, + 200, 32, clocksource_mmio_readl_up); clockevent_tcc.mult = div_sc(c, NSEC_PER_SEC, clockevent_tcc.shift); |