powerpc/b4860: Adding workaround errata A-005871

Per the latest errata updated, B4860/B4420 Rev 1.0 has also
errata A-005871, so adding define A-005871 for B4 SoCs.

Signed-off-by: Shengzhou Liu <Shengzhou.Liu@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>

arch/powerpc/include/asm/config_mpc85xx.h

@@ -560,6 +560,7 @@
 #define CONFIG_SYS_FSL_PCIE_COMPAT	"fsl,qoriq-pcie-v2.4"
 #define CONFIG_SYS_FSL_USB1_PHY_ENABLE
 #define CONFIG_SYS_FSL_ERRATUM_A_004934
+#define CONFIG_SYS_FSL_ERRATUM_A005871
 #define CONFIG_SYS_CCSRBAR_DEFAULT	0xfe000000
 
 #elif defined(CONFIG_PPC_B4860)
@@ -585,6 +586,7 @@
 #define CONFIG_SYS_FSL_SRIO_IB_WIN_NUM	5
 #define CONFIG_SYS_FSL_USB1_PHY_ENABLE
 #define CONFIG_SYS_FSL_ERRATUM_A_004934
+#define CONFIG_SYS_FSL_ERRATUM_A005871
 #define CONFIG_SYS_CCSRBAR_DEFAULT	0xfe000000
 
 #else