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author | Arnd Bergmann <arnd@arndb.de> | 2012-01-06 23:09:14 +0000 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2012-01-06 23:09:14 +0000 |
commit | e067096c8d57d191f29d734cd5692695c95cc36e (patch) | |
tree | e1c200404c3ed3730d04837113d59ca898eb483a /arch/arm/mach-tegra/timer.c | |
parent | 1fc3eb81100c3f3cd44e706e54390151b0f1ce74 (diff) | |
parent | e5570bbc9c06634cfac94e06ac1432b53d8595e5 (diff) | |
download | talos-obmc-linux-e067096c8d57d191f29d734cd5692695c95cc36e.tar.gz talos-obmc-linux-e067096c8d57d191f29d734cd5692695c95cc36e.zip |
Merge branch 'tegra/soc' into next/boards
Conflicts:
arch/arm/mach-tegra/board-harmony-pcie.c
To fix an internal merge conflict between the tegra/soc and tegra/boards
branches.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-tegra/timer.c')
-rw-r--r-- | arch/arm/mach-tegra/timer.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/arch/arm/mach-tegra/timer.c b/arch/arm/mach-tegra/timer.c index e2272d263a83..6366654b54c5 100644 --- a/arch/arm/mach-tegra/timer.c +++ b/arch/arm/mach-tegra/timer.c @@ -182,20 +182,28 @@ static struct irqaction tegra_timer_irq = { static void __init tegra_init_timer(void) { struct clk *clk; - unsigned long rate = clk_measure_input_freq(); + unsigned long rate; int ret; clk = clk_get_sys("timer", NULL); - BUG_ON(IS_ERR(clk)); - clk_enable(clk); + if (IS_ERR(clk)) { + pr_warn("Unable to get timer clock." + " Assuming 12Mhz input clock.\n"); + rate = 12000000; + } else { + clk_enable(clk); + rate = clk_get_rate(clk); + } /* * rtc registers are used by read_persistent_clock, keep the rtc clock * enabled */ clk = clk_get_sys("rtc-tegra", NULL); - BUG_ON(IS_ERR(clk)); - clk_enable(clk); + if (IS_ERR(clk)) + pr_warn("Unable to get rtc-tegra clock\n"); + else + clk_enable(clk); #ifdef CONFIG_HAVE_ARM_TWD twd_base = IO_ADDRESS(TEGRA_ARM_PERIF_BASE + 0x600); |