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authorJohn Crispin <blogic@openwrt.org>2015-11-04 13:14:13 +0100
committerRalf Baechle <ralf@linux-mips.org>2015-11-11 08:38:18 +0100
commit1601078df26605da7a8107bdd3143ef6b9d07e3b (patch)
tree6928ac56cd3946185cc4f793202fe3560138ec01 /arch/mips/lantiq
parentMIPS: ralink: Add missing clock on rt305x (diff)
downloadlinux-1601078df26605da7a8107bdd3143ef6b9d07e3b.tar.xz
linux-1601078df26605da7a8107bdd3143ef6b9d07e3b.zip
MIPS: lantiq: Return correct value for fpi clock on ar9
Some configurations of AR9 reported the incorrect speed for the fpi bus. Signed-off-by: Ben Mulvihill <ben.mulvihill@gmail.com> Signed-off-by: John Crispin <blogic@openwrt.org> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/11448/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/lantiq')
-rw-r--r--arch/mips/lantiq/xway/clk.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/mips/lantiq/xway/clk.c b/arch/mips/lantiq/xway/clk.c
index 80aad3080ef8..07f6d5b0b65e 100644
--- a/arch/mips/lantiq/xway/clk.c
+++ b/arch/mips/lantiq/xway/clk.c
@@ -88,8 +88,9 @@ unsigned long ltq_ar9_fpi_hz(void)
unsigned long sys = ltq_ar9_sys_hz();
if (ltq_cgu_r32(CGU_SYS) & BIT(0))
- return sys;
- return sys >> 1;
+ return sys / 3;
+ else
+ return sys / 2;
}
unsigned long ltq_ar9_cpu_hz(void)