pci/layerscape: add support for LS1043A PCIe LUT register access
The endian and base address of PEX LUT register region is different
between Chassis 2 and Chassis 3, so move the base address definition
to chassis specific header file and add pex_lut_* functions to access
LUT register.
Signed-off-by: Mingkai Hu <Mingkai.Hu@freescale.com>
Signed-off-by: Gong Qianyu <Qianyu.Gong@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
diff --git a/arch/arm/include/asm/arch-fsl-layerscape/soc.h b/arch/arm/include/asm/arch-fsl-layerscape/soc.h
index 5ed456e..8691906 100644
--- a/arch/arm/include/asm/arch-fsl-layerscape/soc.h
+++ b/arch/arm/include/asm/arch-fsl-layerscape/soc.h
@@ -23,6 +23,14 @@
#define scfg_out32(a, v) out_be32(a, v)
#endif
+#ifdef CONFIG_SYS_FSL_PEX_LUT_LE
+#define pex_lut_in32(a) in_le32(a)
+#define pex_lut_out32(a, v) out_le32(a, v)
+#elif defined(CONFIG_SYS_FSL_PEX_LUT_BE)
+#define pex_lut_in32(a) in_be32(a)
+#define pex_lut_out32(a, v) out_be32(a, v)
+#endif
+
struct cpu_type {
char name[15];
u32 soc_ver;