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authorHou Zhiqiang <Zhiqiang.Hou@nxp.com>2017-06-27 08:05:13 (GMT)
committerPrabhakar Kushwaha <prabhakar.kushwaha@nxp.com>2018-01-13 05:52:11 (GMT)
commit9bbb370ed87474de57f7a61c70f82d9a08bd3027 (patch)
treec4a740698cca500f66e2929f94060b80c5a0b018
parent872fda2d865fac72b55144748a3d54b7d34a8ea6 (diff)
downloadu-boot-9bbb370ed87474de57f7a61c70f82d9a08bd3027.tar.xz
armv8/fsl-lsch2: correct QMAN clock
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
-rw-r--r--arch/arm/cpu/armv8/fsl-layerscape/Kconfig8
-rw-r--r--arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c4
2 files changed, 11 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
index 28fce01..8a213ed 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
+++ b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
@@ -434,6 +434,14 @@ config SYS_FSL_SDHC_CLK_DIV
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 5f23aad..dfdd6c9 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c
@@ -156,7 +156,9 @@ void get_sys_info(struct sys_info *sys_info)
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
}