On 10/25/2016 12:03 AM, Suresh Gupta wrote:
USB High Speed (HS) EYE Height Adjustment USB HS speed eye diagram fails with the default value at many corners, particularly at a high temperature
Optimal eye at TXVREFTUNE value to 1001 is observed, change set the same vale.
Signed-off-by: Sriram Dash sriram.dash@nxp.com Signed-off-by: Rajesh Bhagat rajesh.bhagat@nxp.com
arch/arm/cpu/armv8/fsl-layerscape/Kconfig | 6 ++++++ arch/arm/cpu/armv8/fsl-layerscape/soc.c | 25 ++++++++++++++++++++++ .../include/asm/arch-fsl-layerscape/immap_lsch2.h | 6 ++++++ .../include/asm/arch-fsl-layerscape/immap_lsch3.h | 1 + 4 files changed, 38 insertions(+)
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig index 94ec8d5..ec3e50d 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig +++ b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig @@ -12,6 +12,7 @@ config ARCH_LS1043A select SYS_FSL_DDR_VER_50 select SYS_FSL_ERRATUM_A010315 select SYS_FSL_ERRATUM_A010539
- select SYS_FSL_ERRATUM_A009008
config ARCH_LS1046A bool @@ -21,6 +22,7 @@ config ARCH_LS1046A select SYS_FSL_DDR_VER_50 select SYS_FSL_ERRATUM_A010539 select SYS_FSL_SRDS_2
- select SYS_FSL_ERRATUM_A009008
config ARCH_LS2080A bool @@ -30,6 +32,7 @@ config ARCH_LS2080A select SYS_FSL_DDR_VER_50 select SYS_FSL_HAS_DP_DDR select SYS_FSL_SRDS_2
- select SYS_FSL_ERRATUM_A009008
config FSL_LSCH2 bool @@ -53,6 +56,9 @@ config SYS_FSL_ERRATUM_A010315 config SYS_FSL_ERRATUM_A010539 bool "Workaround for PIN MUX erratum A010539"
+config SYS_FSL_ERRATUM_A009008
- bool "Workaround for USB PHY erratum A009008"
config MAX_CPUS int "Maximum number of CPUs permitted for Layerscape" default 4 if ARCH_LS1043A diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c index d68eeba..88cced1 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c @@ -26,6 +26,29 @@
DECLARE_GLOBAL_DATA_PTR;
+static void erratum_a009008(void) +{ +#ifdef CONFIG_SYS_FSL_ERRATUM_A009008 +#if defined(CONFIG_LS1043A) || defined(CONFIG_LS1046A)
I think it is better use CONFIG_ARCH_LS1046A which is defined by Kconfig. The old macros are defined in header file. We will convert them to use Kconfig eventually. Agree?
York