APM821xx: Add CPU support
APM821XX is a new line of SoCs which are derivatives of
PPC44X family of processors. This patch adds support of CPU, cache,
tlb, 32k ocm, bootstraps, PLB and AHB bus.
Signed-off-by: Tirumala R Marri <tmarri@apm.com>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/arch/powerpc/include/asm/ppc4xx-sdram.h b/arch/powerpc/include/asm/ppc4xx-sdram.h
index ac150c2..d570d79 100644
--- a/arch/powerpc/include/asm/ppc4xx-sdram.h
+++ b/arch/powerpc/include/asm/ppc4xx-sdram.h
@@ -292,7 +292,7 @@
*/
#if defined(CONFIG_440SPE) || \
defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
- defined(CONFIG_460SX)
+ defined(CONFIG_460SX) || defined(CONFIG_APM821XX)
#define SDRAM_RXBAS_SDBA_MASK 0xFFE00000 /* Base address */
#define SDRAM_RXBAS_SDBA_ENCODE(n) ((u32)(((phys_size_t)(n) >> 2) & 0xFFE00000))
#define SDRAM_RXBAS_SDBA_DECODE(n) ((((phys_size_t)(n)) & 0xFFE00000) << 2)
@@ -365,7 +365,7 @@
/*
* Memory controller registers
*/
-#ifdef CONFIG_405EX
+#if defined(CONFIG_405EX) || defined(CONFIG_APM821XX)
#define SDRAM_BESR 0x00 /* PLB bus error status (read/clear) */
#define SDRAM_BESRT 0x01 /* PLB bus error status (test/set) */
#define SDRAM_BEARL 0x02 /* PLB bus error address low */
@@ -375,9 +375,9 @@
#define SDRAM_PLBOPT 0x08 /* PLB slave options */
#define SDRAM_PUABA 0x09 /* PLB upper address base */
#define SDRAM_MCSTAT 0x1F /* memory controller status */
-#else /* CONFIG_405EX */
+#else /* CONFIG_405EX || CONFIG_APM821XX */
#define SDRAM_MCSTAT 0x14 /* memory controller status */
-#endif /* CONFIG_405EX */
+#endif /* CONFIG_405EX || CONFIG_APM821XX */
#define SDRAM_MCOPT1 0x20 /* memory controller options 1 */
#define SDRAM_MCOPT2 0x21 /* memory controller options 2 */
#define SDRAM_MODT0 0x22 /* on die termination for bank 0 */
@@ -423,12 +423,12 @@
#define SDRAM_MEMODE 0x89 /* memory extended mode */
#define SDRAM_ECCES 0x98 /* ECC error status */
#define SDRAM_CID 0xA4 /* core ID */
-#ifndef CONFIG_405EX
+#if !defined(CONFIG_405EX) && !defined(CONFIG_APM821XX)
#define SDRAM_RID 0xA8 /* revision ID */
#endif
#define SDRAM_FCSR 0xB0 /* feedback calibration status */
#define SDRAM_RTSR 0xB1 /* run time status tracking */
-#ifdef CONFIG_405EX
+#if defined(CONFIG_405EX) || defined(CONFIG_APM821XX)
#define SDRAM_RID 0xF8 /* revision ID */
#endif