[U-Boot] [PATCH] armv8/fsl-lsch2: correct QMAN clock

[U-Boot] [PATCH] armv8/fsl-lsch2: correct QMAN clock

[Zhiqiang Hou]

From: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
---
 arch/arm/cpu/armv8/fsl-layerscape/Kconfig           | 8 ++++++++
 arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c | 4 +++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
index 3d0c9fe..5da9f1a 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
+++ b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
@@ -398,6 +398,14 @@ 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 eaab948..8047dbe 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
 }
 
-- 
2.1.0.27.g96db324

[U-Boot] [PATCH] armv8/fsl-lsch2: correct QMAN clock

[York Sun]

On 04/25/2018 03:29 AM, Z.q. Hou wrote:
> From: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
> 
> Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
> ---

Applied to fsl-qoriq master, awaiting upstream.
Thanks.

York