[U-Boot] [RFC PATCH 5/6] x86: Add basic Intel Galileo board support
Bin Meng
bmeng.cn at gmail.com
Wed Jan 28 16:20:01 CET 2015
New board/intel/galileo board directory with minimum codes, plus
board dts, defconfig and configuration files.
Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
---
arch/x86/dts/Makefile | 3 ++-
arch/x86/dts/galileo.dts | 43 +++++++++++++++++++++++++++++++++
board/intel/galileo/Kconfig | 21 ++++++++++++++++
board/intel/galileo/MAINTAINERS | 6 +++++
board/intel/galileo/Makefile | 7 ++++++
board/intel/galileo/galileo.c | 19 +++++++++++++++
board/intel/galileo/start.S | 9 +++++++
configs/galileo_defconfig | 6 +++++
include/configs/galileo.h | 53 +++++++++++++++++++++++++++++++++++++++++
9 files changed, 166 insertions(+), 1 deletion(-)
create mode 100644 arch/x86/dts/galileo.dts
create mode 100644 board/intel/galileo/Kconfig
create mode 100644 board/intel/galileo/MAINTAINERS
create mode 100644 board/intel/galileo/Makefile
create mode 100644 board/intel/galileo/galileo.c
create mode 100644 board/intel/galileo/start.S
create mode 100644 configs/galileo_defconfig
create mode 100644 include/configs/galileo.h
diff --git a/arch/x86/dts/Makefile b/arch/x86/dts/Makefile
index 97ed884..a470966 100644
--- a/arch/x86/dts/Makefile
+++ b/arch/x86/dts/Makefile
@@ -1,5 +1,6 @@
dtb-y += chromebook_link.dtb \
- crownbay.dtb
+ crownbay.dtb \
+ galileo.dtb
targets += $(dtb-y)
diff --git a/arch/x86/dts/galileo.dts b/arch/x86/dts/galileo.dts
new file mode 100644
index 0000000..14a19c3
--- /dev/null
+++ b/arch/x86/dts/galileo.dts
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2015, Bin Meng <bmeng.cn at gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+/dts-v1/;
+
+/include/ "skeleton.dtsi"
+
+/ {
+ model = "Intel Galileo";
+ compatible = "intel,galileo", "intel,quark";
+
+ config {
+ silent_console = <0>;
+ };
+
+ chosen {
+ stdout-path = &pciuart0;
+ };
+
+ pci {
+ #address-cells = <3>;
+ #size-cells = <2>;
+ compatible = "intel,pci";
+ device_type = "pci";
+
+ pciuart0: uart at 14,5 {
+ compatible = "pci8086,0936.00",
+ "pci8086,0936",
+ "pciclass,070002",
+ "pciclass,0700",
+ "x86-uart";
+ reg = <0x0000a500 0x0 0x0 0x0 0x0
+ 0x0200a510 0x0 0x0 0x0 0x0>;
+ reg-shift = <2>;
+ clock-frequency = <44236800>;
+ current-speed = <115200>;
+ };
+ };
+
+};
diff --git a/board/intel/galileo/Kconfig b/board/intel/galileo/Kconfig
new file mode 100644
index 0000000..85afbbc
--- /dev/null
+++ b/board/intel/galileo/Kconfig
@@ -0,0 +1,21 @@
+if TARGET_GALILEO
+
+config SYS_BOARD
+ default "galileo"
+
+config SYS_VENDOR
+ default "intel"
+
+config SYS_SOC
+ default "quark"
+
+config SYS_CONFIG_NAME
+ default "galileo"
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+ def_bool y
+ select X86_RESET_VECTOR
+ select INTEL_QUARK
+ select BOARD_ROMSIZE_KB_1024
+
+endif
diff --git a/board/intel/galileo/MAINTAINERS b/board/intel/galileo/MAINTAINERS
new file mode 100644
index 0000000..dbbc82e
--- /dev/null
+++ b/board/intel/galileo/MAINTAINERS
@@ -0,0 +1,6 @@
+INTEL GALILEO BOARD
+M: Bin Meng <bmeng.cn at gmail.com>
+S: Maintained
+F: board/intel/galileo/
+F: include/configs/galileo.h
+F: configs/galileo_defconfig
diff --git a/board/intel/galileo/Makefile b/board/intel/galileo/Makefile
new file mode 100644
index 0000000..8356df1
--- /dev/null
+++ b/board/intel/galileo/Makefile
@@ -0,0 +1,7 @@
+#
+# Copyright (C) 2015, Bin Meng <bmeng.cn at gmail.com>
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-y += galileo.o start.o
diff --git a/board/intel/galileo/galileo.c b/board/intel/galileo/galileo.c
new file mode 100644
index 0000000..f2e7468
--- /dev/null
+++ b/board/intel/galileo/galileo.c
@@ -0,0 +1,19 @@
+/*
+ * Copyright (C) 2015, Bin Meng <bmeng.cn at gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_early_init_f(void)
+{
+ return 0;
+}
+
+void setup_pch_gpios(u16 gpiobase, const struct pch_gpio_map *gpio)
+{
+ return;
+}
diff --git a/board/intel/galileo/start.S b/board/intel/galileo/start.S
new file mode 100644
index 0000000..a71db69
--- /dev/null
+++ b/board/intel/galileo/start.S
@@ -0,0 +1,9 @@
+/*
+ * Copyright (C) 2015, Bin Meng <bmeng.cn at gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+.globl early_board_init
+early_board_init:
+ jmp early_board_init_ret
diff --git a/configs/galileo_defconfig b/configs/galileo_defconfig
new file mode 100644
index 0000000..f208651
--- /dev/null
+++ b/configs/galileo_defconfig
@@ -0,0 +1,6 @@
+CONFIG_SYS_EXTRA_OPTIONS="SYS_TEXT_BASE=0xfff10000"
+CONFIG_X86=y
+CONFIG_TARGET_GALILEO=y
+CONFIG_OF_CONTROL=y
+CONFIG_OF_SEPARATE=y
+CONFIG_DEFAULT_DEVICE_TREE="galileo"
diff --git a/include/configs/galileo.h b/include/configs/galileo.h
new file mode 100644
index 0000000..bead2fc
--- /dev/null
+++ b/include/configs/galileo.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2015, Bin Meng <bmeng.cn at gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+/*
+ * board/config.h - configuration options, board specific
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#include <configs/x86-common.h>
+
+#define CONFIG_SYS_MONITOR_LEN (1 << 20)
+#define CONFIG_BOARD_EARLY_INIT_F
+
+#define CONFIG_NR_DRAM_BANKS 1
+
+#define CONFIG_X86_SERIAL
+
+/* ns16550 UART is memory-mapped in Quark SoC */
+#undef CONFIG_SYS_NS16550_PORT_MAPPED
+
+#define CONFIG_PCI_MEM_BUS 0x90000000
+#define CONFIG_PCI_MEM_PHYS CONFIG_PCI_MEM_BUS
+#define CONFIG_PCI_MEM_SIZE 0x20000000
+
+#define CONFIG_PCI_PREF_BUS 0xb0000000
+#define CONFIG_PCI_PREF_PHYS CONFIG_PCI_PREF_BUS
+#define CONFIG_PCI_PREF_SIZE 0x20000000
+
+#define CONFIG_PCI_IO_BUS 0x2000
+#define CONFIG_PCI_IO_PHYS CONFIG_PCI_IO_BUS
+#define CONFIG_PCI_IO_SIZE 0xe000
+
+#define CONFIG_SYS_EARLY_PCI_INIT
+#define CONFIG_PCI_PNP
+
+#define CONFIG_STD_DEVICES_SETTINGS "stdin=serial\0" \
+ "stdout=serial\0" \
+ "stderr=serial\0"
+
+/* SATA is not supported in Quark SoC */
+#undef CONFIG_SCSI_AHCI
+#undef CONFIG_CMD_SCSI
+
+/* Video is not supported in Quark SoC */
+#undef CONFIG_VIDEO
+#undef CONFIG_CFB_CONSOLE
+
+#endif /* __CONFIG_H */
--
1.8.2.1
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