armv8/fsl-lsch2: correct QMAN clock
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
index 7edc06d..546de33 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
+++ b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
@@ -469,6 +469,14 @@
help
This is the divider that is used to derive SDHC clock from Platform
clock, in another word SDHC_clk = Platform_clk / this_divider.
+
+config SYS_FSL_QMAN_CLK_DIV
+ int "QMAN clock divider"
+ default 1 if ARCH_LS1043A
+ default 2
+ help
+ This is the divider that is used to derive QMAN clock from Platform
+ clock, in another word QMAN_clk = Platform_clk / this_divider.
endmenu
config RESV_RAM
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c
index 8386678..723d7ea 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c
@@ -155,7 +155,9 @@
CONFIG_SYS_FSL_IFC_CLK_DIV;
#endif
#ifdef CONFIG_SYS_DPAA_QBMAN
- sys_info->freq_qman = sys_info->freq_systembus;
+ sys_info->freq_qman = (sys_info->freq_systembus /
+ CONFIG_SYS_FSL_PCLK_DIV) /
+ CONFIG_SYS_FSL_QMAN_CLK_DIV;
#endif
}