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armv8/fsl-lsch2: correct QMAN clock

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Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
This commit is contained in:
Hou Zhiqiang 2018-04-25 16:28:44 +08:00 committed by York Sun
parent 8044900a5b
commit 945fad57be
2 changed files with 11 additions and 1 deletions
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8
arch/arm/cpu/armv8/fsl-layerscape/Kconfig
View file

@ -469,6 +469,14 @@ config SYS_FSL_SDHC_CLK_DIV
help help
This is the divider that is used to derive SDHC clock from Platform This is the divider that is used to derive SDHC clock from Platform
clock, in another word SDHC_clk = Platform_clk / this_divider. 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 endmenu
config RESV_RAM config RESV_RAM

4
arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c
View file

@ -155,7 +155,9 @@ void get_sys_info(struct sys_info *sys_info)
CONFIG_SYS_FSL_IFC_CLK_DIV; CONFIG_SYS_FSL_IFC_CLK_DIV;
#endif #endif
#ifdef CONFIG_SYS_DPAA_QBMAN #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 #endif
} }