From: Kumar Gala <ga...@kernel.crashing.org>
Signed-off-by: Kumar Gala <ga...@kernel.crashing.org>
---
arch/powerpc/cpu/mpc85xx/cpu.c | 4 ++++
arch/powerpc/cpu/mpc85xx/speed.c | 11 +++++++++++
2 files changed, 15 insertions(+)
diff --git a/arch/powerpc/cpu/mpc85xx/cpu.c b/arch/powerpc/cpu/mpc85xx/cpu.c
index 5ddb294..515dd41 100644
--- a/arch/powerpc/cpu/mpc85xx/cpu.c
+++ b/arch/powerpc/cpu/mpc85xx/cpu.c
@@ -181,6 +181,10 @@ int checkcpu (void)
}
#endif
+#if defined(CONFIG_FSL_IFC)
+ printf("IFC:%-4s MHz\n", strmhz(buf1, sysinfo.freqLocalBus));
+#endif
+
#ifdef CONFIG_CPM2
printf("CPM: %s MHz\n", strmhz(buf1, sysinfo.freqSystemBus));
#endif
diff --git a/arch/powerpc/cpu/mpc85xx/speed.c b/arch/powerpc/cpu/mpc85xx/speed.c
index abfeb26..cbdf293 100644
--- a/arch/powerpc/cpu/mpc85xx/speed.c
+++ b/arch/powerpc/cpu/mpc85xx/speed.c
@@ -39,6 +39,10 @@ DECLARE_GLOBAL_DATA_PTR;
void get_sys_info (sys_info_t * sysInfo)
{
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+#ifdef CONFIG_FSL_IFC
+ struct fsl_ifc *ifc_regs = (void *)CONFIG_SYS_IFC_ADDR;
+ u32 ccr;
+#endif
#ifdef CONFIG_FSL_CORENET
volatile ccsr_clk_t *clk = (void *)(CONFIG_SYS_FSL_CORENET_CLK_ADDR);
unsigned int cpu;
@@ -228,6 +232,13 @@ void get_sys_info (sys_info_t * sysInfo)
sysInfo->freqLocalBus = lcrr_div;
}
#endif
+
+#if defined(CONFIG_FSL_IFC)
+ ccr = in_be32(&ifc_regs->ifc_ccr);
+ ccr = ((ccr & IFC_CCR_CLK_DIV_MASK) >> IFC_CCR_CLK_DIV_SHIFT) + 1;
+
+ sysInfo->freqLocalBus = sysInfo->freqSystemBus / ccr;
+#endif
}
--
1.7.9.5
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