riscv: t-head: licheepi4a: initial support added

Add support for Sipeed's Lichee Pi 4A board which based on T-HEAD's
TH1520 SoC, only minimal device tree and serial console are enabled,
so it's capable of chain booting from T-HEAD's vendor u-boot.

Reviewed-by: Wei Fu <[email protected]>
Signed-off-by: Yixun Lan <[email protected]>

1 files changed, 22 insertions, 0 deletions

diff --git a/include/configs/th1520_lpi4a.h b/include/configs/th1520_lpi4a.h
new file mode 100644
index 00000000000..87496a52c4c
--- /dev/null
+++ b/include/configs/th1520_lpi4a.h
@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (c) 2023 Yixun Lan <[email protected]>
+ *
+ */
+
+#ifndef __TH1520_LPI4A_H
+#define __TH1520_LPI4A_H
+
+#include <linux/sizes.h>
+
+#define CFG_SYS_SDRAM_BASE		0x00000000
+
+#define UART_BASE	0xffe7014000
+#define UART_REG_WIDTH  32
+
+/* Environment options */
+
+#define CFG_EXTRA_ENV_SETTINGS \
+	"PS1=[LPi4A]# \0"
+
+#endif /* __TH1520_LPI4A_H */