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author | David S. Miller <davem@davemloft.net> | 2014-02-19 01:24:22 -0500 |
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committer | David S. Miller <davem@davemloft.net> | 2014-02-19 01:24:22 -0500 |
commit | 1e8d6421cff2c24fe0b345711e7a21af02e8bcf5 (patch) | |
tree | 773b30106efb9b48055bc93958e5a94ac53768ce /drivers/clocksource/bcm_kona_timer.c | |
parent | f7b12606b5de323a2bb5ca1696558efde8f25441 (diff) | |
parent | 960dfc4eb23a28495276b02604d7458e0e1a1ed8 (diff) | |
download | linux-1e8d6421cff2c24fe0b345711e7a21af02e8bcf5.tar.bz2 |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
drivers/net/bonding/bond_3ad.h
drivers/net/bonding/bond_main.c
Two minor conflicts in bonding, both of which were overlapping
changes.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/clocksource/bcm_kona_timer.c')
-rw-r--r-- | drivers/clocksource/bcm_kona_timer.c | 54 |
1 files changed, 28 insertions, 26 deletions
diff --git a/drivers/clocksource/bcm_kona_timer.c b/drivers/clocksource/bcm_kona_timer.c index 974b2db2fe10..0595dc6c453e 100644 --- a/drivers/clocksource/bcm_kona_timer.c +++ b/drivers/clocksource/bcm_kona_timer.c @@ -99,31 +99,6 @@ kona_timer_get_counter(void *timer_base, uint32_t *msw, uint32_t *lsw) return; } -static void __init kona_timers_init(struct device_node *node) -{ - u32 freq; - struct clk *external_clk; - - external_clk = of_clk_get_by_name(node, NULL); - - if (!IS_ERR(external_clk)) { - arch_timer_rate = clk_get_rate(external_clk); - clk_prepare_enable(external_clk); - } else if (!of_property_read_u32(node, "clock-frequency", &freq)) { - arch_timer_rate = freq; - } else { - panic("unable to determine clock-frequency"); - } - - /* Setup IRQ numbers */ - timers.tmr_irq = irq_of_parse_and_map(node, 0); - - /* Setup IO addresses */ - timers.tmr_regs = of_iomap(node, 0); - - kona_timer_disable_and_clear(timers.tmr_regs); -} - static int kona_timer_set_next_event(unsigned long clc, struct clock_event_device *unused) { @@ -198,7 +173,34 @@ static struct irqaction kona_timer_irq = { static void __init kona_timer_init(struct device_node *node) { - kona_timers_init(node); + u32 freq; + struct clk *external_clk; + + if (!of_device_is_available(node)) { + pr_info("Kona Timer v1 marked as disabled in device tree\n"); + return; + } + + external_clk = of_clk_get_by_name(node, NULL); + + if (!IS_ERR(external_clk)) { + arch_timer_rate = clk_get_rate(external_clk); + clk_prepare_enable(external_clk); + } else if (!of_property_read_u32(node, "clock-frequency", &freq)) { + arch_timer_rate = freq; + } else { + pr_err("Kona Timer v1 unable to determine clock-frequency"); + return; + } + + /* Setup IRQ numbers */ + timers.tmr_irq = irq_of_parse_and_map(node, 0); + + /* Setup IO addresses */ + timers.tmr_regs = of_iomap(node, 0); + + kona_timer_disable_and_clear(timers.tmr_regs); + kona_timer_clockevents_init(); setup_irq(timers.tmr_irq, &kona_timer_irq); kona_timer_set_next_event((arch_timer_rate / HZ), NULL); |