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mx25: fix time accounting

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The gpt_clk rate function doesn't consider the PER divider. This causes a
significant drift in time accounting. Fix this by introducing the correct rate
calculation function.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Baruch Siach 2010-01-25 12:58:21 +02:00 committed by Sascha Hauer
parent 828df43f13
commit faed40665d
1 changed files with 6 additions and 1 deletions
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7
arch/arm/mach-mx25/clock.c
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@ -119,6 +119,11 @@ static unsigned long get_rate_nfc(struct clk *clk)
return get_rate_per(8);
}
static unsigned long get_rate_gpt(struct clk *clk)
{
return get_rate_per(5);
}
static unsigned long get_rate_otg(struct clk *clk)
{
return 48000000; /* FIXME */
@ -156,7 +161,7 @@ static void clk_cgcr_disable(struct clk *clk)
.secondary = s, \
}
DEFINE_CLOCK(gpt_clk, 0, CCM_CGCR0, 5, get_rate_ipg, NULL, NULL);
DEFINE_CLOCK(gpt_clk, 0, CCM_CGCR0, 5, get_rate_gpt, NULL, NULL);
DEFINE_CLOCK(uart_per_clk, 0, CCM_CGCR0, 15, get_rate_uart, NULL, NULL);
DEFINE_CLOCK(cspi1_clk, 0, CCM_CGCR1, 5, get_rate_ipg, NULL, NULL);
DEFINE_CLOCK(cspi2_clk, 0, CCM_CGCR1, 6, get_rate_ipg, NULL, NULL);