[PATCH 07/61] bootwrapper: Set timebase_period_ns from dt_fixup_cpu_clocks.
From: Scott Wood <hidden>
Date: 2007-07-18 01:33:10
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Linus Torvalds
This lets udelay() work properly on platforms which use dt_fixup_cpu_clocks. Signed-off-by: Scott Wood <redacted> --- arch/powerpc/boot/devtree.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/boot/devtree.c b/arch/powerpc/boot/devtree.c
index c995155..3465d3f 100644
--- a/arch/powerpc/boot/devtree.c
+++ b/arch/powerpc/boot/devtree.c@@ -61,6 +61,7 @@ void dt_fixup_memory(u64 start, u64 size) void dt_fixup_cpu_clocks(u32 cpu, u32 tb, u32 bus) { + extern unsigned long timebase_period_ns; void *devp = NULL; printf("CPU clock-frequency <- 0x%x (%dMHz)\n\r", cpu, MHZ(cpu));
@@ -74,6 +75,8 @@ void dt_fixup_cpu_clocks(u32 cpu, u32 tb, u32 bus) if (bus > 0) setprop_val(devp, "bus-frequency", bus); } + + timebase_period_ns = 1000000000 / tb; } void dt_fixup_clock(const char *path, u32 freq)
--
1.5.0.3