X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=include%2Fconfigs%2Fti_am335x_common.h;h=5ed86d9365cd08aee392bbe77e7c7bf84e5c9ad6;hb=fad7d735a001a542a2aae60cb1a68a70a4bb0245;hp=fd3ffab015bd26f2185590834bbac4de68eaf96b;hpb=9ed887caecb9ecb0c68773a1870d143b9f28d3da;p=u-boot

diff --git a/include/configs/ti_am335x_common.h b/include/configs/ti_am335x_common.h
index fd3ffab015..5ed86d9365 100644
--- a/include/configs/ti_am335x_common.h
+++ b/include/configs/ti_am335x_common.h
@@ -13,38 +13,70 @@
 #define __CONFIG_TI_AM335X_COMMON_H__
 
 #define CONFIG_AM33XX
-#define CONFIG_BOARD_LATE_INIT
 #define CONFIG_ARCH_CPU_INIT
 #define CONFIG_SYS_CACHELINE_SIZE       64
 #define CONFIG_MAX_RAM_BANK_SIZE	(1024 << 20)	/* 1GB */
 #define CONFIG_SYS_TIMERBASE		0x48040000	/* Use Timer2 */
+#define CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC
+
+#ifndef CONFIG_SPL_BUILD
+# define CONFIG_DM
+# define CONFIG_CMD_DM
+# define CONFIG_DM_GPIO
+# define CONFIG_DM_SERIAL
+# define CONFIG_OMAP_SERIAL
+# define CONFIG_SYS_MALLOC_F_LEN	(1 << 10)
+#endif
 
 #include <asm/arch/omap.h>
 
 /* NS16550 Configuration */
 #define CONFIG_SYS_NS16550
+#ifdef CONFIG_SPL_BUILD
 #define CONFIG_SYS_NS16550_SERIAL
 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
+#endif
 #define CONFIG_SYS_NS16550_CLK		48000000
 
 /* Network defines. */
-#define CONFIG_CMD_NET
+#define CONFIG_CMD_NET			/* 'bootp' and 'tftp' */
 #define CONFIG_CMD_DHCP
-#define CONFIG_CMD_PING
-#define CONFIG_DRIVER_TI_CPSW
-#define CONFIG_MII
-#define CONFIG_BOOTP_DEFAULT
-#define CONFIG_BOOTP_DNS
+#define CONFIG_CMD_MII
+#define CONFIG_BOOTP_DNS		/* Configurable parts of CMD_DHCP */
 #define CONFIG_BOOTP_DNS2
 #define CONFIG_BOOTP_SEND_HOSTNAME
 #define CONFIG_BOOTP_GATEWAY
 #define CONFIG_BOOTP_SUBNETMASK
 #define CONFIG_NET_RETRY_COUNT         10
+#define CONFIG_CMD_PING
+#define CONFIG_DRIVER_TI_CPSW		/* Driver for IP block */
+#define CONFIG_MII			/* Required in net/eth.c */
+
+/*
+ * RTC related defines. To use bootcount you must set bootlimit in the
+ * environment to a non-zero value and enable CONFIG_BOOTCOUNT_LIMIT
+ * in the board config.
+ */
+#define CONFIG_SYS_BOOTCOUNT_ADDR	0x44E3E000
+
+/* Enable the HW watchdog, since we can use this with bootcount */
+#define CONFIG_HW_WATCHDOG
+#define CONFIG_OMAP_WATCHDOG
 
-/* SPL defines. */
+/*
+ * SPL related defines.  The Public RAM memory map the ROM defines the
+ * area between 0x402F0400 and 0x4030B800 as a download area and
+ * 0x4030B800 to 0x4030CE00 as a public stack area.  The ROM also
+ * supports X-MODEM loading via UART, and we leverage this and then use
+ * Y-MODEM to load u-boot.img, when booted over UART.
+ */
 #define CONFIG_SPL_TEXT_BASE		0x402F0400
-#define CONFIG_SPL_MAX_SIZE		(0x4030C000 - CONFIG_SPL_TEXT_BASE)
-#define CONFIG_SPL_YMODEM_SUPPORT
+#define CONFIG_SPL_MAX_SIZE		(0x4030B800 - CONFIG_SPL_TEXT_BASE)
+#define CONFIG_SYS_SPL_ARGS_ADDR	(CONFIG_SYS_SDRAM_BASE + \
+					 (128 << 20))
+
+/* Enable the watchdog inside of SPL */
+#define CONFIG_SPL_WATCHDOG_SUPPORT
 
 /*
  * Since SPL did pll and ddr initialization for us,
@@ -54,6 +86,19 @@
 #define CONFIG_SKIP_LOWLEVEL_INIT
 #endif
 
+/*
+ * When building U-Boot such that there is no previous loader
+ * we need to call board_early_init_f.  This is taken care of in
+ * s_init when we have SPL used.
+ */
+#if !defined(CONFIG_SKIP_LOWLEVEL_INIT) && !defined(CONFIG_SPL)
+#define CONFIG_BOARD_EARLY_INIT_F
+#endif
+
+#ifdef CONFIG_NAND
+#define CONFIG_SPL_NAND_AM33XX_BCH	/* ELM support */
+#endif
+
 /* Now bring in the rest of the common code. */
 #include <configs/ti_armv7_common.h>