diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/cmd_errata.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/cpu_init.c | 14 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/config_mpc85xx.h | 5 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/immap_85xx.h | 9 |
4 files changed, 30 insertions, 1 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cmd_errata.c b/arch/powerpc/cpu/mpc85xx/cmd_errata.c index 5d72f4c..422782c 100644 --- a/arch/powerpc/cpu/mpc85xx/cmd_errata.c +++ b/arch/powerpc/cpu/mpc85xx/cmd_errata.c @@ -255,6 +255,9 @@ static int do_errata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) #ifdef CONFIG_SYS_P4080_ERRATUM_PCIE_A003 puts("Work-around for Erratum PCIe-A003 enabled\n"); #endif +#ifdef CONFIG_SYS_FSL_ERRATUM_USB14 + puts("Work-around for Erratum USB14 enabled\n"); +#endif return 0; } diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init.c b/arch/powerpc/cpu/mpc85xx/cpu_init.c index de9d916..53713e3 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu_init.c +++ b/arch/powerpc/cpu/mpc85xx/cpu_init.c @@ -623,6 +623,20 @@ skip_l2: } #endif +#ifdef CONFIG_SYS_FSL_ERRATUM_USB14 + /* On P204x/P304x/P50x0 Rev1.0, USB transmit will result internal + * multi-bit ECC errors which has impact on performance, so software + * should disable all ECC reporting from USB1 and USB2. + */ + if (IS_SVR_REV(get_svr(), 1, 0)) { + struct dcsr_dcfg_regs *dcfg = (struct dcsr_dcfg_regs *) + (CONFIG_SYS_DCSRBAR + CONFIG_SYS_DCSR_DCFG_OFFSET); + setbits_be32(&dcfg->ecccr1, + (DCSR_DCFG_ECC_DISABLE_USB1 | + DCSR_DCFG_ECC_DISABLE_USB2)); + } +#endif + #ifdef CONFIG_FMAN_ENET fman_enet_init(); #endif diff --git a/arch/powerpc/include/asm/config_mpc85xx.h b/arch/powerpc/include/asm/config_mpc85xx.h index 8285ae1..284b82a 100644 --- a/arch/powerpc/include/asm/config_mpc85xx.h +++ b/arch/powerpc/include/asm/config_mpc85xx.h @@ -333,6 +333,7 @@ #define CONFIG_SYS_FSL_USB_INTERNAL_UTMI_PHY #define CONFIG_SYS_FSL_ERRATUM_ESDHC111 #define CONFIG_SYS_FSL_ERRATUM_NMG_CPU_A011 +#define CONFIG_SYS_FSL_ERRATUM_USB14 #define CONFIG_SYS_FSL_ERRATUM_CPU_A003999 #define CONFIG_SYS_FSL_ERRATUM_DDR_A003474 #define CONFIG_SYS_FSL_SRIO_PCIE_BOOT_MASTER @@ -365,6 +366,7 @@ #define CONFIG_SYS_FSL_USB_INTERNAL_UTMI_PHY #define CONFIG_SYS_FSL_ERRATUM_ESDHC111 #define CONFIG_SYS_FSL_ERRATUM_NMG_CPU_A011 +#define CONFIG_SYS_FSL_ERRATUM_USB14 #define CONFIG_SYS_FSL_ERRATUM_CPU_A003999 #define CONFIG_SYS_FSL_ERRATUM_DDR_A003474 #define CONFIG_SYS_FSL_SRIO_PCIE_BOOT_MASTER @@ -442,6 +444,7 @@ #define CONFIG_SYS_FSL_USB2_PHY_ENABLE #define CONFIG_SYS_FSL_USB_INTERNAL_UTMI_PHY #define CONFIG_SYS_FSL_ERRATUM_ESDHC111 +#define CONFIG_SYS_FSL_ERRATUM_USB14 #define CONFIG_SYS_FSL_ERRATUM_DDR_A003474 #define CONFIG_SYS_FSL_SRIO_PCIE_BOOT_MASTER #define CONFIG_SYS_FSL_SRIO_MAX_PORTS 2 @@ -473,7 +476,7 @@ #define CONFIG_SYS_FSL_USB2_PHY_ENABLE #define CONFIG_SYS_FSL_USB_INTERNAL_UTMI_PHY #define CONFIG_SYS_FSL_ERRATUM_ESDHC111 -#define CONFIG_SYS_FSL_ERRATUM_USB138 +#define CONFIG_SYS_FSL_ERRATUM_USB14 #define CONFIG_SYS_FSL_ERRATUM_DDR_A003 #define CONFIG_SYS_FSL_ERRATUM_DDR_A003474 #define CONFIG_SYS_FSL_ERRATUM_A004699 diff --git a/arch/powerpc/include/asm/immap_85xx.h b/arch/powerpc/include/asm/immap_85xx.h index 1c8d1ac..baaa9fe 100644 --- a/arch/powerpc/include/asm/immap_85xx.h +++ b/arch/powerpc/include/asm/immap_85xx.h @@ -3161,4 +3161,13 @@ struct ccsr_cluster_l2 { #define CONFIG_SYS_FSL_CLUSTER_1_L2 \ (CONFIG_SYS_IMMR + CONFIG_SYS_FSL_CLUSTER_1_L2_OFFSET) #endif /* CONFIG_SYS_FSL_QORIQ_CHASSIS2 */ + +#define CONFIG_SYS_DCSR_DCFG_OFFSET 0X20000 +struct dcsr_dcfg_regs { + u8 res_0[0x520]; + u32 ecccr1; +#define DCSR_DCFG_ECC_DISABLE_USB1 0x00008000 +#define DCSR_DCFG_ECC_DISABLE_USB2 0x00004000 + u8 res_524[0x1000 - 0x524]; /* 0x524 - 0x1000 */ +}; #endif /*__IMMAP_85xx__*/ |