GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/bootloader/u-boot-2020.01/include/configs/ti_am335x_common.h

@@ -0,0 +1,64 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * ti_am335x_common.h
+ *
+ * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * For more details, please see the technical documents listed at
+ * http://www.ti.com/product/am3359#technicaldocuments
+ */
+
+#ifndef __CONFIG_TI_AM335X_COMMON_H__
+#define __CONFIG_TI_AM335X_COMMON_H__
+
+#define CONFIG_MAX_RAM_BANK_SIZE	(1024 << 20)	/* 1GB */
+#define CONFIG_SYS_TIMERBASE		0x48040000	/* Use Timer2 */
+
+#include <asm/arch/omap.h>
+
+/* NS16550 Configuration */
+#ifdef CONFIG_SPL_BUILD
+#define CONFIG_SYS_NS16550_SERIAL
+#ifndef CONFIG_DM_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE	(-4)
+#endif
+#endif
+#define CONFIG_SYS_NS16550_CLK		48000000
+
+#ifndef CONFIG_SPL_BUILD
+/* Network defines. */
+#define CONFIG_BOOTP_DNS2
+#define CONFIG_BOOTP_SEND_HOSTNAME
+#define CONFIG_NET_RETRY_COUNT         10
+#endif
+
+/*
+ * 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_SYS_SPL_ARGS_ADDR	(CONFIG_SYS_SDRAM_BASE + \
+					 (128 << 20))
+
+/* Enable the watchdog inside of SPL */
+
+/*
+ * Since SPL did pll and ddr initialization for us,
+ * we don't need to do it twice.
+ */
+#if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT)
+#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.
+ */
+
+/* Now bring in the rest of the common code. */
+#include <configs/ti_armv7_omap.h>
+
+#endif	/* __CONFIG_TI_AM335X_COMMON_H__ */