Merge branch 'master' of git://git.denx.de/u-boot-arm

[J-u-boot.git] / include / mpc85xx.h

diff --git a/include/mpc85xx.h b/include/mpc85xx.h
index 2495b99c310796f646b3d480e9208db4de83fcf9..11d898527bf1fedc35667927d6938c95f0fab90a 100644 (file)
--- a/include/mpc85xx.h
+++ b/include/mpc85xx.h
@@ -26,4 +26,46 @@
 #define SCCR_DFBRG10    0x00000002      /* BRGCLK division by 64 */
 #define SCCR_DFBRG11    0x00000003      /* BRGCLK division by 256 */
 
+/*
+ * Define default values for some CCSR macros to make header files cleaner*
+ *
+ * To completely disable CCSR relocation in a board header file, define
+ * CONFIG_SYS_CCSR_DO_NOT_RELOCATE.  This will force CONFIG_SYS_CCSRBAR_PHYS
+ * to a value that is the same as CONFIG_SYS_CCSRBAR.
+ */
+
+#ifdef CONFIG_SYS_CCSRBAR_PHYS
+#error "Do not define CONFIG_SYS_CCSRBAR_PHYS directly.  Use \
+CONFIG_SYS_CCSRBAR_PHYS_LOW and/or CONFIG_SYS_CCSRBAR_PHYS_HIGH instead."
+#endif
+
+#ifdef CONFIG_SYS_CCSR_DO_NOT_RELOCATE
+#undef CONFIG_SYS_CCSRBAR_PHYS_HIGH
+#undef CONFIG_SYS_CCSRBAR_PHYS_LOW
+#define CONFIG_SYS_CCSRBAR_PHYS_HIGH   0
+#endif
+
+#ifndef CONFIG_SYS_CCSRBAR
+#define CONFIG_SYS_CCSRBAR             CONFIG_SYS_CCSRBAR_DEFAULT
+#endif
+
+#ifndef CONFIG_SYS_CCSRBAR_PHYS_HIGH
+#ifdef CONFIG_PHYS_64BIT
+#define CONFIG_SYS_CCSRBAR_PHYS_HIGH   0xf
+#else
+#define CONFIG_SYS_CCSRBAR_PHYS_HIGH   0
+#endif
+#endif
+
+#ifndef CONFIG_SYS_CCSRBAR_PHYS_LOW
+#define CONFIG_SYS_CCSRBAR_PHYS_LOW    CONFIG_SYS_CCSRBAR_DEFAULT
+#endif
+
+#define CONFIG_SYS_CCSRBAR_PHYS ((CONFIG_SYS_CCSRBAR_PHYS_HIGH * 1ull) << 32 | \
+                                CONFIG_SYS_CCSRBAR_PHYS_LOW)
+
+#ifndef CONFIG_SYS_IMMR
+#define CONFIG_SYS_IMMR                CONFIG_SYS_CCSRBAR
+#endif
+
 #endif /* __MPC85xx_H__ */