board: andestech: Add Voyager board support

Introduce Voyager board specific code, including
- dram info
- shared cache enabling

Signed-off-by: Randolph Sheng-Kai Lin <[email protected]>
Signed-off-by: Leo Yu-Chi Liang <[email protected]>

1 files changed, 40 insertions, 0 deletions

diff --git a/include/configs/voyager.h b/include/configs/voyager.h
new file mode 100644
index 00000000000..f6630b07ec9
--- /dev/null
+++ b/include/configs/voyager.h
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2025 Andes Technology Corporation
+ * Randolph Lin, Andes Technology Corporation <[email protected]>
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define RISCV_MMODE_TIMERBASE           0xe6000000
+#define RISCV_MMODE_TIMER_FREQ          60000000
+
+#define RISCV_SMODE_TIMER_FREQ          60000000
+
+/* support JEDEC */
+#define PHYS_FLASH_1                   0x8000000       /* BANK 0 */
+#define CFG_SYS_FLASH_BASE             PHYS_FLASH_1
+#define CFG_SYS_FLASH_BANKS_LIST       { PHYS_FLASH_1, }
+#define CFG_SYS_FLASH_BANKS_SIZES      { 0x4000000 }
+
+/* Enable distro boot */
+#define BOOT_TARGET_DEVICES(func) \
+	func(MMC, mmc, 0) \
+	func(DHCP, dhcp, na)
+
+#include <config_distro_bootcmd.h>
+
+#define CFG_EXTRA_ENV_SETTINGS	\
+				"fdt_high=0xffffffffffffffff\0" \
+				"initrd_high=0xffffffffffffffff\0" \
+				"kernel_addr_r=0x400600000\0" \
+				"kernel_comp_addr_r=0x404600000\0" \
+				"kernel_comp_size=0x04000000\0" \
+				"pxefile_addr_r=0x408600000\0" \
+				"scriptaddr=0x408700000\0" \
+				"fdt_addr_r=0x408800000\0" \
+				"ramdisk_addr_r=0x408900000\0" \
+				BOOTENV
+
+#endif /* __CONFIG_H */