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authorHou Zhiqiang <Zhiqiang.Hou@nxp.com>2016-08-02 19:03:27 +0800
committerYork Sun <york.sun@nxp.com>2016-09-14 14:07:13 -0700
commitb392a6d4b05b7409283cd75b4ac6bd12018d187a (patch)
tree272b0b5b8780f23ed8fc102d09c97d94c9dbe7e6 /arch/arm/include
parent664b6520582fcea7e150f57258c7a63627837318 (diff)
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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>
Diffstat (limited to 'arch/arm/include')
-rw-r--r--arch/arm/include/asm/arch-fsl-layerscape/config.h2
-rw-r--r--arch/arm/include/asm/arch-fsl-layerscape/soc.h4
-rw-r--r--arch/arm/include/asm/arch-ls102xa/config.h1
-rw-r--r--arch/arm/include/asm/arch-ls102xa/ls102xa_soc.h4
4 files changed, 11 insertions, 0 deletions
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 cpu_name(char *name);
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 @@ unsigned int get_soc_major_rev(void);
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 */