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| 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-lpc32xx/timer.c | |
| parent | 442c8176d2efa468577738e3a99a6e051f6e8e55 (diff) | |
| download | blackbird-obmc-linux-234b6ceddb4fc2a4bc5b9a7670f070f6e69e0868.tar.gz blackbird-obmc-linux-234b6ceddb4fc2a4bc5b9a7670f070f6e69e0868.zip | |
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-lpc32xx/timer.c')
| -rw-r--r-- | arch/arm/mach-lpc32xx/timer.c | 17 |
1 files changed, 3 insertions, 14 deletions
diff --git a/arch/arm/mach-lpc32xx/timer.c b/arch/arm/mach-lpc32xx/timer.c index 6162ac308c20..b42c909bbeeb 100644 --- a/arch/arm/mach-lpc32xx/timer.c +++ b/arch/arm/mach-lpc32xx/timer.c @@ -31,19 +31,6 @@ #include <mach/platform.h> #include "common.h" -static cycle_t lpc32xx_clksrc_read(struct clocksource *cs) -{ - return (cycle_t)__raw_readl(LCP32XX_TIMER_TC(LPC32XX_TIMER1_BASE)); -} - -static struct clocksource lpc32xx_clksrc = { - .name = "lpc32xx_clksrc", - .rating = 300, - .read = lpc32xx_clksrc_read, - .mask = CLOCKSOURCE_MASK(32), - .flags = CLOCK_SOURCE_IS_CONTINUOUS, -}; - static int lpc32xx_clkevt_next_event(unsigned long delta, struct clock_event_device *dev) { @@ -170,7 +157,9 @@ static void __init lpc32xx_timer_init(void) __raw_writel(0, LCP32XX_TIMER_MCR(LPC32XX_TIMER1_BASE)); __raw_writel(LCP32XX_TIMER_CNTR_TCR_EN, LCP32XX_TIMER_TCR(LPC32XX_TIMER1_BASE)); - clocksource_register_hz(&lpc32xx_clksrc, clkrate); + + clocksource_mmio_init(LCP32XX_TIMER_TC(LPC32XX_TIMER1_BASE), + "lpc32xx_clksrc", clkrate, 300, 32, clocksource_mmio_readl_up); } struct sys_timer lpc32xx_timer = { |
