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authorPatrick Rudolph <patrick.rudolph@9elements.com>2024-10-23 18:52:35 +0200
committerLean Sheng Tan <sheng.tan@9elements.com>2024-11-16 20:19:34 +0000
commit5004c78ef71ce94f53c9c7ddc18f073348f4b324 (patch)
treeb554607b0d0e3154e6ac89293281a3df0e62e6d8 /src/soc/intel
parent69a65752a71c44e750638b49c8e067a74c84f8f9 (diff)
soc/intel/xeon_sp/skx: Use Kconfig symbol
Use Kconfig symbol CPU_BCLK_MHZ as done on CPX. Reduced code differences between SKX and CPX and will allow to merge the codebase into one. Change-Id: I8a0a51d4280e4370e0e8695f8b9d8f2ed943d9e4 Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/84847 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Shuo Liu <shuo.liu@intel.com>
Diffstat (limited to 'src/soc/intel')
-rw-r--r--src/soc/intel/xeon_sp/skx/Kconfig4
-rw-r--r--src/soc/intel/xeon_sp/skx/cpu.c4
2 files changed, 5 insertions, 3 deletions
diff --git a/src/soc/intel/xeon_sp/skx/Kconfig b/src/soc/intel/xeon_sp/skx/Kconfig
index 25e35bda35..1783c66b6f 100644
--- a/src/soc/intel/xeon_sp/skx/Kconfig
+++ b/src/soc/intel/xeon_sp/skx/Kconfig
@@ -25,6 +25,10 @@ config MAX_CPUS
int
default 80
+config CPU_BCLK_MHZ
+ int
+ default 100
+
config PCR_BASE_ADDRESS
hex
default 0xfd000000
diff --git a/src/soc/intel/xeon_sp/skx/cpu.c b/src/soc/intel/xeon_sp/skx/cpu.c
index 113c6301c3..119041605e 100644
--- a/src/soc/intel/xeon_sp/skx/cpu.c
+++ b/src/soc/intel/xeon_sp/skx/cpu.c
@@ -165,8 +165,6 @@ static const struct cpu_driver driver __cpu_driver = {
.id_table = cpu_table,
};
-#define CPU_BCLK 100
-
static void set_max_turbo_freq(void)
{
msr_t msr, perf_ctl;
@@ -190,7 +188,7 @@ static void set_max_turbo_freq(void)
wrmsr(IA32_PERF_CTL, perf_ctl);
printk(BIOS_DEBUG, "cpu: frequency set to %d\n",
- ((perf_ctl.lo >> 8) & 0xff) * CPU_BCLK);
+ ((perf_ctl.lo >> 8) & 0xff) * CONFIG_CPU_BCLK_MHZ);
FUNC_EXIT();
}