[U-Boot] [PATCH v2] board: ns2: Add support for Broadcom Northstar 2

* [U-Boot] [PATCH v2] board: ns2: Add support for Broadcom Northstar 2
@ 2017-03-08 16:55 Jon Mason
  2017-03-15  0:38 ` [U-Boot] [U-Boot, " Tom Rini
  0 siblings, 1 reply; 5+ messages in thread
From: Jon Mason @ 2017-03-08 16:55 UTC (permalink / raw)
  To: u-boot

Add support for the Broadcom Northstar2 SoC and SVK (bcm958712k).  The
BCM5871X is a series of quad-core 64-bit 2GHz ARMv8 Cortex-A57
processors targeting a broad range of networking applications.

Signed-off-by: Jon Mason <jon.mason@broadcom.com>
---
 arch/arm/Kconfig                      |  9 ++++++
 board/broadcom/bcm958712k/MAINTAINERS |  6 ++++
 board/broadcom/bcmns2/Kconfig         | 15 +++++++++
 board/broadcom/bcmns2/Makefile        |  7 +++++
 board/broadcom/bcmns2/northstar2.c    | 58 +++++++++++++++++++++++++++++++++++
 configs/bcm958712k_defconfig          | 10 ++++++
 include/configs/bcm_northstar2.h      | 55 +++++++++++++++++++++++++++++++++
 7 files changed, 160 insertions(+)
 create mode 100644 board/broadcom/bcm958712k/MAINTAINERS
 create mode 100644 board/broadcom/bcmns2/Kconfig
 create mode 100644 board/broadcom/bcmns2/Makefile
 create mode 100644 board/broadcom/bcmns2/northstar2.c
 create mode 100644 configs/bcm958712k_defconfig
 create mode 100644 include/configs/bcm_northstar2.h

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e84b74e..db6aa88 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -471,6 +471,14 @@ config TARGET_BCMNSP
 	bool "Support bcmnsp"
 	select CPU_V7
 
+config TARGET_BCMNS2
+	bool "Support Broadcom Northstar2"
+	select ARM64
+	help
+	  Support for Broadcom Northstar 2 SoCs.  NS2 is a quad-core 64-bit
+	  ARMv8 Cortex-A57 processors targeting a broad range of networking
+	  applications
+
 config ARCH_EXYNOS
 	bool "Samsung EXYNOS"
 	select DM
@@ -1091,6 +1099,7 @@ source "board/broadcom/bcm23550_w1d/Kconfig"
 source "board/broadcom/bcm28155_ap/Kconfig"
 source "board/broadcom/bcmcygnus/Kconfig"
 source "board/broadcom/bcmnsp/Kconfig"
+source "board/broadcom/bcmns2/Kconfig"
 source "board/cavium/thunderx/Kconfig"
 source "board/cirrus/edb93xx/Kconfig"
 source "board/compulab/cm_t335/Kconfig"
diff --git a/board/broadcom/bcm958712k/MAINTAINERS b/board/broadcom/bcm958712k/MAINTAINERS
new file mode 100644
index 0000000..024fb14
--- /dev/null
+++ b/board/broadcom/bcm958712k/MAINTAINERS
@@ -0,0 +1,6 @@
+BCM958712K BOARD
+M:	Jon Mason <jon.mason@broadcom.com>
+S:	Maintained
+F:	board/broadcom/bcmns2/
+F:	include/configs/bcm_northstar2.h
+F:	configs/bcm958712k_defconfig
diff --git a/board/broadcom/bcmns2/Kconfig b/board/broadcom/bcmns2/Kconfig
new file mode 100644
index 0000000..3ac6724
--- /dev/null
+++ b/board/broadcom/bcmns2/Kconfig
@@ -0,0 +1,15 @@
+if TARGET_BCMNS2
+
+config SYS_BOARD
+	default "bcmns2"
+
+config SYS_VENDOR
+	default "broadcom"
+
+config SYS_SOC
+	default "ns2"
+
+config SYS_CONFIG_NAME
+	default "bcm_northstar2"
+
+endif
diff --git a/board/broadcom/bcmns2/Makefile b/board/broadcom/bcmns2/Makefile
new file mode 100644
index 0000000..f6ddd80
--- /dev/null
+++ b/board/broadcom/bcmns2/Makefile
@@ -0,0 +1,7 @@
+#
+# Copyright 2016 Broadcom Ltd.
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y	:= northstar2.o
diff --git a/board/broadcom/bcmns2/northstar2.c b/board/broadcom/bcmns2/northstar2.c
new file mode 100644
index 0000000..b226c3c
--- /dev/null
+++ b/board/broadcom/bcmns2/northstar2.c
@@ -0,0 +1,58 @@
+/*
+ * (C) Copyright 2016 Broadcom Ltd.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#include <common.h>
+#include <asm/system.h>
+#include <asm/armv8/mmu.h>
+
+static struct mm_region ns2_mem_map[] = {
+	{
+		.virt = 0x0UL,
+		.phys = 0x0UL,
+		.size = 0x80000000UL,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		.virt = 0x80000000UL,
+		.phys = 0x80000000UL,
+		.size = 0xff80000000UL,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+			 PTE_BLOCK_INNER_SHARE
+	}, {
+		/* List terminator */
+		0,
+	}
+};
+
+struct mm_region *mem_map = ns2_mem_map;
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+	return 0;
+}
+
+int dram_init(void)
+{
+	gd->ram_size = get_ram_size(CONFIG_SYS_SDRAM_BASE,
+				    PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE);
+	return 0;
+}
+
+void dram_init_banksize(void)
+{
+	gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
+	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+
+	gd->bd->bi_dram[1].start = CONFIG_SYS_SDRAM_BASE + PHYS_SDRAM_1_SIZE;
+	gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
+}
+
+void reset_cpu(ulong addr)
+{
+	psci_system_reset();
+}
diff --git a/configs/bcm958712k_defconfig b/configs/bcm958712k_defconfig
new file mode 100644
index 0000000..96e4bce
--- /dev/null
+++ b/configs/bcm958712k_defconfig
@@ -0,0 +1,10 @@
+CONFIG_ARM=y
+CONFIG_TARGET_BCMNS2=y
+CONFIG_IDENT_STRING=" Broadcom Northstar 2"
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_BOOTDELAY=5
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_SYS_PROMPT="u-boot> "
+# CONFIG_CMD_IMLS is not set
+CONFIG_SYS_NS16550=y
+CONFIG_OF_LIBFDT=y
diff --git a/include/configs/bcm_northstar2.h b/include/configs/bcm_northstar2.h
new file mode 100644
index 0000000..ec2ce3f
--- /dev/null
+++ b/include/configs/bcm_northstar2.h
@@ -0,0 +1,55 @@
+/*
+ * Configuration for Broadcom NS2.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __BCM_NORTHSTAR2_H
+#define __BCM_NORTHSTAR2_H
+
+#include <linux/sizes.h>
+
+#define CONFIG_HOSTNAME				northstar2
+
+/* Physical Memory Map */
+#define V2M_BASE				0x80000000
+#define PHYS_SDRAM_1				V2M_BASE
+
+#define CONFIG_NR_DRAM_BANKS			2
+#define PHYS_SDRAM_1_SIZE			(4UL * SZ_1G)
+#define PHYS_SDRAM_2_SIZE			(4UL * SZ_1G)
+#define CONFIG_SYS_SDRAM_BASE			PHYS_SDRAM_1
+
+/* define text_base for U-boot image */
+#define CONFIG_SYS_TEXT_BASE			0x85000000
+#define CONFIG_SYS_INIT_SP_ADDR			(PHYS_SDRAM_1 + 0x7ff00)
+#define CONFIG_SYS_LOAD_ADDR			0x90000000
+#define CONFIG_SYS_MALLOC_LEN			SZ_16M
+
+/* Serial Configuration */
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE		(-4)
+#define CONFIG_SYS_NS16550_CLK			25000000
+#define CONFIG_SYS_NS16550_COM1			0x66100000
+#define CONFIG_SYS_NS16550_COM2			0x66110000
+#define CONFIG_SYS_NS16550_COM3			0x66120000
+#define CONFIG_SYS_NS16550_COM4			0x66130000
+#define CONFIG_CONS_INDEX			4
+#define CONFIG_BAUDRATE				115200
+
+#define CONFIG_ENV_SIZE				SZ_8K
+#define CONFIG_ENV_IS_NOWHERE
+
+/* console configuration */
+#define CONFIG_SYS_CBSIZE			SZ_1K
+#define CONFIG_SYS_PBSIZE			(CONFIG_SYS_CBSIZE + \
+						 sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS			64
+#define CONFIG_SYS_BARGSIZE			CONFIG_SYS_CBSIZE
+
+/* version string, parser, etc */
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_COMMAND_HISTORY
+#define CONFIG_SYS_LONGHELP
+
+#endif /* __BCM_NORTHSTAR2_H */
-- 
2.9.3

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