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authorManuel Lauss <manuel.lauss@gmail.com>2015-01-29 16:06:43 +0100
committerRalf Baechle <ralf@linux-mips.org>2015-02-20 13:00:25 +0100
commit45a848f7fa067a81ae606bb06b2edcdf53772eac (patch)
treea79da368c9d9031f92f1333d7ce9528894a1dd1d
parent51f105d3074e8711698902ff89fcdc56193389ff (diff)
MIPS: Alchemy: preset loops_per_jiffy based on CPU clock
This was lost during the rewrite of clock framework support. Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com> Cc: Linux-MIPS <linux-mips@linux-mips.org> Patchwork: https://patchwork.linux-mips.org/patch/9149/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
-rw-r--r--arch/mips/alchemy/common/clock.c6
-rw-r--r--arch/mips/alchemy/common/setup.c3
2 files changed, 9 insertions, 0 deletions
diff --git a/arch/mips/alchemy/common/clock.c b/arch/mips/alchemy/common/clock.c
index ade73375ede6..3612d76007a4 100644
--- a/arch/mips/alchemy/common/clock.c
+++ b/arch/mips/alchemy/common/clock.c
@@ -133,6 +133,12 @@ static unsigned long alchemy_clk_cpu_recalc(struct clk_hw *hw,
return t;
}
+void __init alchemy_set_lpj(void)
+{
+ preset_lpj = alchemy_clk_cpu_recalc(NULL, ALCHEMY_ROOTCLK_RATE);
+ preset_lpj /= 2 * HZ;
+}
+
static struct clk_ops alchemy_clkops_cpu = {
.recalc_rate = alchemy_clk_cpu_recalc,
};
diff --git a/arch/mips/alchemy/common/setup.c b/arch/mips/alchemy/common/setup.c
index 4e72daf12c32..9a0c4c8da106 100644
--- a/arch/mips/alchemy/common/setup.c
+++ b/arch/mips/alchemy/common/setup.c
@@ -35,9 +35,12 @@
extern void __init board_setup(void);
extern void set_cpuspec(void);
+extern void __init alchemy_set_lpj(void);
void __init plat_mem_setup(void)
{
+ alchemy_set_lpj();
+
if (au1xxx_cpu_needs_config_od())
/* Various early Au1xx0 errata corrected by this */
set_c0_config(1 << 19); /* Set Config[OD] */