fsl-layerscape: Add workaround for PCIe erratum A010315
As the access to serders protocol unselected PCIe controller will
hang. So disable the R/W permission to unselected PCIe controller
including its CCSR, IO space and memory space according to the
serders protocol field of RCW.
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/arch/arm/include/asm/arch-fsl-layerscape/config.h b/arch/arm/include/asm/arch-fsl-layerscape/config.h
index 5279981..9ccdcfa 100644
--- a/arch/arm/include/asm/arch-fsl-layerscape/config.h
+++ b/arch/arm/include/asm/arch-fsl-layerscape/config.h
@@ -165,6 +165,8 @@
#define CONFIG_SYS_FSL_SEC_BE
#define CONFIG_SYS_FSL_SRDS_1
+
+#define CONFIG_SYS_FSL_ERRATUM_A010315
/* SoC related */
#ifdef CONFIG_LS1043A
#define CONFIG_MAX_CPUS 4
diff --git a/arch/arm/include/asm/arch-fsl-layerscape/soc.h b/arch/arm/include/asm/arch-fsl-layerscape/soc.h
index 8d4a7ad..4512732 100644
--- a/arch/arm/include/asm/arch-fsl-layerscape/soc.h
+++ b/arch/arm/include/asm/arch-fsl-layerscape/soc.h
@@ -100,6 +100,10 @@
void erratum_a009635(void);
#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A010315
+void erratum_a010315(void);
+#endif
+
bool soc_has_dp_ddr(void);
bool soc_has_aiop(void);
#endif /* _ASM_ARMV8_FSL_LAYERSCAPE_SOC_H_ */
diff --git a/arch/arm/include/asm/arch-ls102xa/config.h b/arch/arm/include/asm/arch-ls102xa/config.h
index 56d8f32..b0bf92e 100644
--- a/arch/arm/include/asm/arch-ls102xa/config.h
+++ b/arch/arm/include/asm/arch-ls102xa/config.h
@@ -129,6 +129,7 @@
#define CONFIG_USB_MAX_CONTROLLER_COUNT 1
#define CONFIG_SYS_FSL_ERRATUM_A008378
#define CONFIG_SYS_FSL_ERRATUM_A009663
+#define CONFIG_SYS_FSL_ERRATUM_A010315
#define CONFIG_SYS_FSL_MAX_NUM_OF_SEC 1
#else
#error SoC not defined
diff --git a/arch/arm/include/asm/arch-ls102xa/ls102xa_soc.h b/arch/arm/include/asm/arch-ls102xa/ls102xa_soc.h
index a354684..9c91354 100644
--- a/arch/arm/include/asm/arch-ls102xa/ls102xa_soc.h
+++ b/arch/arm/include/asm/arch-ls102xa/ls102xa_soc.h
@@ -11,4 +11,8 @@
int arch_soc_init(void);
int ls102xa_smmu_stream_id_init(void);
+#ifdef CONFIG_SYS_FSL_ERRATUM_A010315
+void erratum_a010315(void);
+#endif
+
#endif /* __FSL_LS102XA_SOC_H */