From: Kongyang Liu <seashell11234455@gmail.com>
To: u-boot@lists.denx.de
Cc: Bin Meng <bmeng@tinylab.org>,
Heinrich Schuchardt <xypron.glpk@gmx.de>,
Leo <ycliang@andestech.com>, Michal Simek <michal.simek@amd.com>,
Randolph <randolph@andestech.com>, Rick Chen <rick@andestech.com>,
Samuel Holland <samuel@sholland.org>,
Shengyu Qu <wiagn233@outlook.com>,
Yu Chien Peter Lin <peterlin@andestech.com>
Subject: [PATCH 1/4] riscv: sophgo: milkv_duo: initial support added
Date: Sun, 7 Jan 2024 19:27:07 +0800 [thread overview]
Message-ID: <20240107112713.61966-2-seashell11234455@gmail.com> (raw)
In-Reply-To: <20240107112713.61966-1-seashell11234455@gmail.com>
Add support for Sophgo's Milk-V Duo board, only minimal device tree and
serial console are enabled, and it can boot via vendor first stage
bootloader.
Signed-off-by: Kongyang Liu <seashell11234455@gmail.com>
---
arch/riscv/Kconfig | 4 ++++
board/sophgo/milkv_duo/Kconfig | 28 ++++++++++++++++++++++++++++
board/sophgo/milkv_duo/MAINTAINERS | 6 ++++++
board/sophgo/milkv_duo/Makefile | 5 +++++
board/sophgo/milkv_duo/board.c | 9 +++++++++
include/configs/milkv_duo.h | 16 ++++++++++++++++
6 files changed, 68 insertions(+)
create mode 100644 board/sophgo/milkv_duo/Kconfig
create mode 100644 board/sophgo/milkv_duo/MAINTAINERS
create mode 100644 board/sophgo/milkv_duo/Makefile
create mode 100644 board/sophgo/milkv_duo/board.c
create mode 100644 include/configs/milkv_duo.h
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 6d0d812ddb..de99ce3a28 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -14,6 +14,9 @@ config TARGET_ANDES_AE350
config TARGET_MICROCHIP_ICICLE
bool "Support Microchip PolarFire-SoC Icicle Board"
+config TARGET_MILKV_DUO
+ bool "Support Milk-v Duo Board"
+
config TARGET_OPENPITON_RISCV64
bool "Support RISC-V cores on OpenPiton SoC"
@@ -80,6 +83,7 @@ source "board/openpiton/riscv64/Kconfig"
source "board/sifive/unleashed/Kconfig"
source "board/sifive/unmatched/Kconfig"
source "board/sipeed/maix/Kconfig"
+source "board/sophgo/milkv_duo/Kconfig"
source "board/starfive/visionfive2/Kconfig"
source "board/thead/th1520_lpi4a/Kconfig"
diff --git a/board/sophgo/milkv_duo/Kconfig b/board/sophgo/milkv_duo/Kconfig
new file mode 100644
index 0000000000..2a458f291c
--- /dev/null
+++ b/board/sophgo/milkv_duo/Kconfig
@@ -0,0 +1,28 @@
+if TARGET_MILKV_DUO
+
+config SYS_BOARD
+ default "milkv_duo"
+
+config SYS_VENDOR
+ default "sophgo"
+
+config SYS_CPU
+ default "generic"
+
+config SYS_CONFIG_NAME
+ default "milkv_duo"
+
+config TEXT_BASE
+ default 0x80200000
+
+config ENV_SIZE
+ default 0x20000
+
+config ENV_SECT_SIZE
+ default 0x40000
+
+config BOARD_SPECIFIC_OPTIONS
+ def_bool y
+ select GENERIC_RISCV
+
+endif
diff --git a/board/sophgo/milkv_duo/MAINTAINERS b/board/sophgo/milkv_duo/MAINTAINERS
new file mode 100644
index 0000000000..651a0592f7
--- /dev/null
+++ b/board/sophgo/milkv_duo/MAINTAINERS
@@ -0,0 +1,6 @@
+Milk-V Duo
+M: Kongyang Liu <seashell11234455@gmail.com>
+S: Maintained
+F: board/sophgo/milkv_duo/
+F: configs/milkv_duo_defconfig
+F: doc/board/sophgo/milkv_duo.rst
diff --git a/board/sophgo/milkv_duo/Makefile b/board/sophgo/milkv_duo/Makefile
new file mode 100644
index 0000000000..a087013f5c
--- /dev/null
+++ b/board/sophgo/milkv_duo/Makefile
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+# Copyright (c) 2024, Kongyang Liu <seashell11234455@gmail.com>
+
+obj-y := board.o
diff --git a/board/sophgo/milkv_duo/board.c b/board/sophgo/milkv_duo/board.c
new file mode 100644
index 0000000000..eaa47be173
--- /dev/null
+++ b/board/sophgo/milkv_duo/board.c
@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (c) 2024, Kongyang Liu <seashell11234455@gmail.com>
+ */
+
+int board_init(void)
+{
+ return 0;
+}
diff --git a/include/configs/milkv_duo.h b/include/configs/milkv_duo.h
new file mode 100644
index 0000000000..dd1d146c50
--- /dev/null
+++ b/include/configs/milkv_duo.h
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (c) 2024, Kongyang Liu <seashell11234455@gmail.com>
+ *
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CFG_SYS_SDRAM_BASE 0x80000000
+
+#define CFG_EXTRA_ENV_SETTINGS \
+ "consoledev=ttyS0" \
+ "baudrate=115200\0" \
+
+#endif /* __CONFIG_H */
--
2.41.0
next prev parent reply other threads:[~2024-01-07 12:25 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-07 11:27 [PATCH 0/4] riscv: sophgo: milkv_duo: add support for Milk-V Duo board Kongyang Liu
2024-01-07 11:27 ` Kongyang Liu [this message]
2024-01-08 20:42 ` [PATCH 1/4] riscv: sophgo: milkv_duo: initial support added Tom Rini
2024-01-11 17:32 ` 刘孔阳
2024-01-07 11:27 ` [PATCH 2/4] riscv: dts: sophgo: Add basic device tree for Milk-V Duo board Kongyang Liu
2024-01-07 11:27 ` [PATCH 3/4] configs: milkv_duo_defconfig: Add initial config Kongyang Liu
2024-01-07 11:27 ` [PATCH 4/4] doc: sophgo: milkv_duo: document Milk-V Duo board Kongyang Liu
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