diff options
Diffstat (limited to 'arch/arm/cpu/armv8/fsl-layerscape')
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/Kconfig | 6 | ||||
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/soc.c | 24 |
2 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig index 64eadfd25a..e77d8866c8 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig +++ b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig @@ -19,6 +19,7 @@ config ARCH_LS1043A select SYS_FSL_ERRATUM_A009008 select SYS_FSL_ERRATUM_A009660 select SYS_FSL_ERRATUM_A009663 + select SYS_FSL_ERRATUM_A009798 select SYS_FSL_ERRATUM_A009929 select SYS_FSL_ERRATUM_A009942 select SYS_FSL_ERRATUM_A010315 @@ -41,6 +42,7 @@ config ARCH_LS1046A select SYS_FSL_ERRATUM_A008511 select SYS_FSL_ERRATUM_A008850 select SYS_FSL_ERRATUM_A009008 + select SYS_FSL_ERRATUM_A009798 select SYS_FSL_ERRATUM_A009801 select SYS_FSL_ERRATUM_A009803 select SYS_FSL_ERRATUM_A009942 @@ -105,6 +107,7 @@ config ARCH_LS2080A select SYS_FSL_ERRATUM_A009008 select SYS_FSL_ERRATUM_A009635 select SYS_FSL_ERRATUM_A009663 + select SYS_FSL_ERRATUM_A009798 select SYS_FSL_ERRATUM_A009801 select SYS_FSL_ERRATUM_A009803 select SYS_FSL_ERRATUM_A009942 @@ -254,6 +257,9 @@ endmenu config SYS_FSL_ERRATUM_A009008 bool "Workaround for USB PHY erratum A009008" +config SYS_FSL_ERRATUM_A009798 + bool "Workaround for USB PHY erratum A009798" + config SYS_FSL_ERRATUM_A010315 bool "Workaround for PCIe erratum A010315" diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c index b9e3a2075a..d9d6e4fd96 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c @@ -65,6 +65,7 @@ static void erratum_a009008(void) { #ifdef CONFIG_SYS_FSL_ERRATUM_A009008 u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE; + #if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) set_usb_txvreftune(scfg, SCFG_USB3PRM1CR_USB1); set_usb_txvreftune(scfg, SCFG_USB3PRM1CR_USB2); @@ -75,6 +76,27 @@ static void erratum_a009008(void) #endif /* CONFIG_SYS_FSL_ERRATUM_A009008 */ } +static inline void set_usb_sqrxtune(u32 __iomem *scfg, u32 offset) +{ + scfg_clrbits32(scfg + offset / 4, + SCFG_USB_SQRXTUNE_MASK << 23); +} + +static void erratum_a009798(void) +{ +#ifdef CONFIG_SYS_FSL_ERRATUM_A009798 + u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE; + +#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) + set_usb_sqrxtune(scfg, SCFG_USB3PRM1CR_USB1); + set_usb_sqrxtune(scfg, SCFG_USB3PRM1CR_USB2); + set_usb_sqrxtune(scfg, SCFG_USB3PRM1CR_USB3); +#elif defined(CONFIG_ARCH_LS2080A) + set_usb_sqrxtune(scfg, SCFG_USB3PRM1CR); +#endif +#endif /* CONFIG_SYS_FSL_ERRATUM_A009798 */ +} + #if defined(CONFIG_FSL_LSCH3) /* * This erratum requires setting a value to eddrtqcr1 to @@ -222,6 +244,7 @@ void fsl_lsch3_early_init_f(void) erratum_a008514(); erratum_a008336(); erratum_a009008(); + erratum_a009798(); #ifdef CONFIG_CHAIN_OF_TRUST /* In case of Secure Boot, the IBR configures the SMMU * to allow only Secure transactions. @@ -501,6 +524,7 @@ void fsl_lsch2_early_init_f(void) erratum_a009660(); erratum_a010539(); erratum_a009008(); + erratum_a009798(); } #endif |