mv-common.h: Add support for ARMADA100 Platforms

This patch adds commonly used macros for ARMADA100 based
baords, Also some code reshuffled and updated for typos and comments

Signed-off-by: Prafulla Wadaskar <prafulla@marvell.com>

include/configs/mv-common.h

@@ -39,6 +39,7 @@
 #define CONFIG_MARVELL		1
 #define CONFIG_ARM926EJS	1	/* Basic Architecture */
 
+/* ====> Kirkwood Platform Common Definations */
 #if defined(CONFIG_KIRKWOOD)
 #define CONFIG_MD5	/* get_random_hex on krikwood needs MD5 support */
 #define CONFIG_KIRKWOOD_EGIGA_INIT	/* Enable GbePort0/1 for kernel */
@@ -54,27 +55,46 @@
 #define	CONFIG_SYS_KWD_CONFIG	$(SRCTREE)/$(CONFIG_BOARDDIR)/kwbimage.cfg
 #endif /* CONFIG_SYS_KWD_CONFIG */
 
-/*
- * CONFIG_SYS_TEXT_BASE can be defined in board specific header file, if needed
- */
-#ifndef CONFIG_SYS_TEXT_BASE
-#define	CONFIG_SYS_TEXT_BASE	0x00600000
-#endif /* CONFIG_SYS_TEXT_BASE */
+/* Kirkwood has 2k of Security SRAM, use it for SP */
+#define CONFIG_SYS_INIT_SP_ADDR		0xC8012000
+#define CONFIG_NR_DRAM_BANKS_MAX	2
 
 #define CONFIG_I2C_MVTWSI_BASE	KW_TWSI_BASE
-#define MV_UART0_BASE		KW_UART0_BASE
+#define MV_UART_CONSOLE_BASE	KW_UART0_BASE
 #define MV_SATA_BASE		KW_SATA_BASE
 #define MV_SATA_PORT0_OFFSET	KW_SATA_PORT0_OFFSET
 #define MV_SATA_PORT1_OFFSET	KW_SATA_PORT1_OFFSET
 
+/* ====> ARMADA100 Platform Common Definations */
+#elif defined (CONFIG_ARMADA100)
+
+#define CONFIG_SYS_TCLK		(14745600)	/* NS16550 clk config */
+#define CONFIG_SYS_HZ_CLOCK	(3250000)	/* Timer Freq. 3.25MHZ */
+#define CONFIG_MARVELL_MFP			/* Enable mvmfp driver */
+#define MV_MFPR_BASE		ARMD1_MFPR_BASE
+#define MV_UART_CONSOLE_BASE	ARMD1_UART1_BASE
+#define CONFIG_SYS_NS16550_IER	(1 << 6)	/* Bit 6 in UART_IER register
+						represents UART Unit Enable */
+/*
+ * There is no internal RAM in ARMADA100, using DRAM
+ * TBD: dcache to be used for this
+ */
+#define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_TEXT_BASE - 0x00200000)
+#define CONFIG_NR_DRAM_BANKS_MAX	2
+
 #else
-#error "Unsupported SoC"
+#error "Unsupported SoC Platform..."
 #endif
 
+/*
+ * Custom CONFIG_SYS_TEXT_BASE can be done in <board>.h
+ */
+#ifndef CONFIG_SYS_TEXT_BASE
+#define	CONFIG_SYS_TEXT_BASE	0x00600000
+#endif /* CONFIG_SYS_TEXT_BASE */
+
 /* additions for new ARM relocation support */
-#define CONFIG_SYS_SDRAM_BASE		0x00000000
-/* Kirkwood has 2k of Security SRAM, use it for SP */
-#define CONFIG_SYS_INIT_SP_ADDR		0xC8012000
+#define CONFIG_SYS_SDRAM_BASE	0x00000000
 
 /*
  * CLKs configurations
@@ -88,7 +108,7 @@
 #define CONFIG_SYS_NS16550_SERIAL
 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
 #define CONFIG_SYS_NS16550_CLK		CONFIG_SYS_TCLK
-#define CONFIG_SYS_NS16550_COM1		MV_UART0_BASE
+#define CONFIG_SYS_NS16550_COM1		MV_UART_CONSOLE_BASE
 
 /*
  * Serial Port configuration
@@ -156,25 +176,37 @@
 #define CONFIG_CMDLINE_EDITING
 #define CONFIG_CONSOLE_INFO_QUIET	/* some code reduction */
 #define CONFIG_ARCH_CPU_INIT	/* call arch_cpu_init() */
+#ifndef CONFIG_ARMADA100	/* will be removed latter */
 #define CONFIG_ARCH_MISC_INIT	/* call arch_misc_init() */
+#endif /* CONFIG_ARMADA100 */
 #define CONFIG_BOARD_EARLY_INIT_F /* call board_init_f for early inits */
 #define CONFIG_DISPLAY_CPUINFO	/* Display cpu info */
-#define CONFIG_NR_DRAM_BANKS	4
 #define CONFIG_STACKSIZE	0x00100000	/* regular stack- 1M */
 #define CONFIG_SYS_LOAD_ADDR	0x00800000	/* default load adr- 8M */
-#define CONFIG_SYS_MEMTEST_START 0x00400000	/* 4M */
-#define CONFIG_SYS_MEMTEST_END	0x007fffff	/*(_8M -1) */
+#define CONFIG_SYS_MEMTEST_START 0x00800000	/* 8M */
+#define CONFIG_SYS_MEMTEST_END	0x00ffffff	/*(_16M -1) */
 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000	/* Rst Vector Adr */
 #define CONFIG_SYS_MAXARGS	16	/* max number of command args */
 
 /*
+ * DRAM Banks configuration, Custom config can be done in <board>.h
+ */
+#ifndef CONFIG_NR_DRAM_BANKS
+#define CONFIG_NR_DRAM_BANKS	CONFIG_NR_DRAM_BANKS_MAX
+#else
+#if (CONFIG_NR_DRAM_BANKS > CONFIG_NR_DRAM_BANKS_MAX)
+#error CONFIG_NR_DRAM_BANKS Configurated more than available
+#endif
+#endif /* CONFIG_NR_DRAM_BANKS */
+
+/*
  * Ethernet Driver configuration
  */
 #ifdef CONFIG_CMD_NET
 #define CONFIG_CMD_MII
 #define CONFIG_NETCONSOLE	/* include NetConsole support   */
 #define CONFIG_NET_MULTI	/* specify more that one ports available */
-#define	CONFIG_MII		/* expose smi ove miiphy interface */
+#define CONFIG_MII		/* expose smi ove miiphy interface */
 #define CONFIG_MVGBE		/* Enable Marvell Gbe Controller Driver */
 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN	/* detect link using phy */
 #define CONFIG_ENV_OVERWRITE	/* ethaddr can be reprogrammed */
@@ -232,6 +264,7 @@
 /*
  * File system
  */
+#ifndef CONFIG_ARMADA100	/* will be removed latter */
 #define CONFIG_CMD_EXT2
 #define CONFIG_CMD_JFFS2
 #define CONFIG_CMD_FAT
@@ -242,5 +275,6 @@
 #define CONFIG_MTD_PARTITIONS
 #define CONFIG_CMD_MTDPARTS
 #define CONFIG_LZO
+#endif /* CONFIG_ARMADA100 */
 
 #endif /* _MV_COMMON_H */