linux-kernel - [PATCH 1/8] clocksource: Convert tcb_clksrc to use clocksource_register

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Date:	Tue, 25 Oct 2011 11:08:09 -0700
From:	y@...nel.beaverton.ibm.com
To:	lkml <linux-kernel@...r.kernel.org>
Cc:	John Stultz <john.stultz@...aro.org>,
	Nikolaus Voss <n.voss@...nmann.de>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: [PATCH 1/8] clocksource: Convert tcb_clksrc to use clocksource_register_hz/khz

From: John Stultz <john.stultz@...aro.org>

Convert tcb_clksrc to use clocksource_register_hz.

Untested. Help from maintainers would be appreciated.

CC: Nikolaus Voss <n.voss@...nmann.de>
CC: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: John Stultz <john.stultz@...aro.org>
---
 drivers/clocksource/tcb_clksrc.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/drivers/clocksource/tcb_clksrc.c b/drivers/clocksource/tcb_clksrc.c
index 79c47e8..55d0f95 100644
--- a/drivers/clocksource/tcb_clksrc.c
+++ b/drivers/clocksource/tcb_clksrc.c
@@ -59,7 +59,6 @@ static struct clocksource clksrc = {
 	.rating         = 200,
 	.read           = tc_get_cycles,
 	.mask           = CLOCKSOURCE_MASK(32),
-	.shift          = 18,
 	.flags		= CLOCK_SOURCE_IS_CONTINUOUS,
 };
 
@@ -256,7 +255,6 @@ static int __init tcb_clksrc_init(void)
 		best_divisor_idx = i;
 	}
 
-	clksrc.mult = clocksource_hz2mult(divided_rate, clksrc.shift);
 
 	printk(bootinfo, clksrc.name, CONFIG_ATMEL_TCB_CLKSRC_BLOCK,
 			divided_rate / 1000000,
@@ -292,7 +290,7 @@ static int __init tcb_clksrc_init(void)
 	__raw_writel(ATMEL_TC_SYNC, tcaddr + ATMEL_TC_BCR);
 
 	/* and away we go! */
-	clocksource_register(&clksrc);
+	clocksource_register_hz(&clksrc, divided_rate);
 
 	/* channel 2:  periodic and oneshot timer support */
 	setup_clkevents(tc, clk32k_divisor_idx);
-- 
1.7.3.2.146.gca209

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