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| author | Baruch Siach <baruch@tkos.co.il> | 2010-01-25 12:58:21 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2010-01-26 18:54:06 +0100 |
| commit | faed40665d2d81b7e0e537d14ef680ab3da9f22d (patch) | |
| tree | 506ddbba47af01284e0ea67b42578fdafd8a12d5 /arch/arm/mach-mx25/clock.c | |
| parent | 828df43f139c7fbf0d505c7b9a666d321a0f2c25 (diff) | |
| download | blackbird-op-linux-faed40665d2d81b7e0e537d14ef680ab3da9f22d.tar.gz blackbird-op-linux-faed40665d2d81b7e0e537d14ef680ab3da9f22d.zip | |
mx25: fix time accounting
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>
Diffstat (limited to 'arch/arm/mach-mx25/clock.c')
| -rw-r--r-- | arch/arm/mach-mx25/clock.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/arm/mach-mx25/clock.c b/arch/arm/mach-mx25/clock.c index 08aaa38f1f1f..c003ac40f9a8 100644 --- a/arch/arm/mach-mx25/clock.c +++ b/arch/arm/mach-mx25/clock.c @@ -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); |
