[PATCH 6/6] bcm96750ref1: add initial support
Philippe Reynes
philippe.reynes at softathome.com
Fri Mar 6 17:25:01 CET 2020
This add the initial support of the broadcom reference
board bcm968360bg with a bcm68360 SoC.
This board has 1 GB of RAM, 512 MB of flash (nand),
2 USB port, 1 UART, and 4 ethernet ports.
Signed-off-by: Philippe Reynes <philippe.reynes at softathome.com>
---
arch/arm/Kconfig | 1 +
arch/arm/dts/Makefile | 3 ++
arch/arm/dts/bcm96750ref1.dts | 78 ++++++++++++++++++++++++++++++
board/broadcom/bcm96750ref1/Kconfig | 16 ++++++
board/broadcom/bcm96750ref1/MAINTAINERS | 6 +++
board/broadcom/bcm96750ref1/Makefile | 3 ++
board/broadcom/bcm96750ref1/bcm96750ref1.c | 44 +++++++++++++++++
configs/bcm96750ref1_ram_defconfig | 68 ++++++++++++++++++++++++++
include/configs/broadcom_bcm96750ref1.h | 40 +++++++++++++++
9 files changed, 259 insertions(+)
create mode 100644 arch/arm/dts/bcm96750ref1.dts
create mode 100644 board/broadcom/bcm96750ref1/Kconfig
create mode 100644 board/broadcom/bcm96750ref1/MAINTAINERS
create mode 100644 board/broadcom/bcm96750ref1/Makefile
create mode 100644 board/broadcom/bcm96750ref1/bcm96750ref1.c
create mode 100644 configs/bcm96750ref1_ram_defconfig
create mode 100644 include/configs/broadcom_bcm96750ref1.h
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 568b95a..a3e9130 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1839,6 +1839,7 @@ source "board/broadcom/bcm23550_w1d/Kconfig"
source "board/broadcom/bcm28155_ap/Kconfig"
source "board/broadcom/bcm963158/Kconfig"
source "board/broadcom/bcm968360bg/Kconfig"
+source "board/broadcom/bcm96750ref1/Kconfig"
source "board/broadcom/bcm968580xref/Kconfig"
source "board/broadcom/bcmcygnus/Kconfig"
source "board/broadcom/bcmnsp/Kconfig"
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 9c593b2..e3dcd89 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -871,6 +871,9 @@ dtb-$(CONFIG_ARCH_BCM63158) += \
dtb-$(CONFIG_ARCH_BCM68360) += \
bcm968360bg.dtb
+dtb-$(CONFIG_ARCH_BCM6750) += \
+ bcm96750ref1.dtb
+
dtb-$(CONFIG_ARCH_BCM6858) += \
bcm968580xref.dtb
diff --git a/arch/arm/dts/bcm96750ref1.dts b/arch/arm/dts/bcm96750ref1.dts
new file mode 100644
index 0000000..ac607b4
--- /dev/null
+++ b/arch/arm/dts/bcm96750ref1.dts
@@ -0,0 +1,78 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2020 Philippe Reynes <philippe.reynes at softathome.com>
+ */
+
+/dts-v1/;
+
+#include "bcm6750.dtsi"
+
+/ {
+ model = "Broadcom bcm6750ref1";
+ compatible = "broadcom,bcm6750ref1", "brcm,bcm6750";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x0 0x40000000>;
+ };
+};
+
+&uart0 {
+ u-boot,dm-pre-reloc;
+ status = "okay";
+};
+
+&gpio0 {
+ status = "okay";
+};
+
+&gpio1 {
+ status = "okay";
+};
+
+&gpio2 {
+ status = "okay";
+};
+
+&gpio3 {
+ status = "okay";
+};
+
+&gpio4 {
+ status = "okay";
+};
+
+&gpio5 {
+ status = "okay";
+};
+
+&gpio6 {
+ status = "okay";
+};
+
+&gpio7 {
+ status = "okay";
+};
+
+&nand {
+ status = "okay";
+ write-protect = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ nandcs at 0 {
+ compatible = "brcm,nandcs";
+ reg = <0>;
+ nand-ecc-strength = <8>;
+ nand-ecc-step-size = <512>;
+ brcm,nand-oob-sector-size = <27>;
+ };
+};
diff --git a/board/broadcom/bcm96750ref1/Kconfig b/board/broadcom/bcm96750ref1/Kconfig
new file mode 100644
index 0000000..e76e2be
--- /dev/null
+++ b/board/broadcom/bcm96750ref1/Kconfig
@@ -0,0 +1,16 @@
+if ARCH_BCM6750
+
+config SYS_VENDOR
+ default "broadcom"
+
+config SYS_BOARD
+ default "bcm96750ref1"
+
+config SYS_CONFIG_NAME
+ default "broadcom_bcm96750ref1"
+
+endif
+
+config TARGET_BCM96750REF1
+ bool "Support Broadcom bcm96750ref1"
+ depends on ARCH_BCM6750
diff --git a/board/broadcom/bcm96750ref1/MAINTAINERS b/board/broadcom/bcm96750ref1/MAINTAINERS
new file mode 100644
index 0000000..e7a5c9c
--- /dev/null
+++ b/board/broadcom/bcm96750ref1/MAINTAINERS
@@ -0,0 +1,6 @@
+BCM96750REF1 BOARD
+M: Philippe Reynes <philippe.reynes at softathome.com>
+S: Maintained
+F: board/broadcom/bcm96750ref1
+F: include/configs/broadcom_bcm96750ref1.h
+F: configs/bcm96750ref1_ram_defconfig
diff --git a/board/broadcom/bcm96750ref1/Makefile b/board/broadcom/bcm96750ref1/Makefile
new file mode 100644
index 0000000..ac4ffae
--- /dev/null
+++ b/board/broadcom/bcm96750ref1/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0+
+
+obj-y += bcm96750ref1.o
diff --git a/board/broadcom/bcm96750ref1/bcm96750ref1.c b/board/broadcom/bcm96750ref1/bcm96750ref1.c
new file mode 100644
index 0000000..4e26cfa
--- /dev/null
+++ b/board/broadcom/bcm96750ref1/bcm96750ref1.c
@@ -0,0 +1,44 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2020 Philippe Reynes <philippe.reynes at softathome.com>
+ */
+
+#include <common.h>
+#include <fdtdec.h>
+#include <linux/io.h>
+#include <cpu_func.h>
+
+int board_init(void)
+{
+ return 0;
+}
+
+int dram_init(void)
+{
+ if (fdtdec_setup_mem_size_base() != 0)
+ printf("fdtdec_setup_mem_size_base() has failed\n");
+
+ return 0;
+}
+
+int dram_init_banksize(void)
+{
+ fdtdec_setup_memory_banksize();
+
+ return 0;
+}
+
+int print_cpuinfo(void)
+{
+ return 0;
+}
+
+void enable_caches(void)
+{
+#if !CONFIG_IS_ENABLED(SYS_ICACHE_OFF)
+ icache_enable();
+#endif
+#if !CONFIG_IS_ENABLED(SYS_DCACHE_OFF)
+ dcache_enable();
+#endif
+}
diff --git a/configs/bcm96750ref1_ram_defconfig b/configs/bcm96750ref1_ram_defconfig
new file mode 100644
index 0000000..714077a
--- /dev/null
+++ b/configs/bcm96750ref1_ram_defconfig
@@ -0,0 +1,68 @@
+CONFIG_ARM=y
+CONFIG_SYS_ARCH_TIMER=y
+CONFIG_ARCH_BCM6750=y
+CONFIG_SYS_TEXT_BASE=0x60100000
+CONFIG_ENV_SIZE=0x20000
+CONFIG_DM_GPIO=y
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_ARMV7_LPAE=y
+CONFIG_TARGET_BCM96750REF1=y
+CONFIG_ENV_VARS_UBOOT_CONFIG=y
+CONFIG_FIT=y
+CONFIG_FIT_SIGNATURE=y
+CONFIG_FIT_ENABLE_RSASSA_PSS_SUPPORT=y
+CONFIG_FIT_CIPHER=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_OF_STDOUT_VIA_ALIAS=y
+CONFIG_SILENT_CONSOLE=y
+CONFIG_SYS_CONSOLE_IS_IN_ENV=y
+CONFIG_SUPPORT_RAW_INITRD=y
+CONFIG_HUSH_PARSER=y
+# CONFIG_AUTOBOOT is not set
+# CONFIG_CMD_BOOTD is not set
+# CONFIG_BOOTM_NETBSD is not set
+# CONFIG_BOOTM_PLAN9 is not set
+# CONFIG_BOOTM_RTEMS is not set
+# CONFIG_BOOTM_VXWORKS is not set
+# CONFIG_CMD_ELF is not set
+# CONFIG_CMD_XIMG is not set
+# CONFIG_CMD_EXPORTENV is not set
+# CONFIG_CMD_IMPORTENV is not set
+# CONFIG_CMD_EDITENV is not set
+# CONFIG_CMD_SAVEENV is not set
+# CONFIG_CMD_ENV_EXISTS is not set
+# CONFIG_CMD_CRC32 is not set
+CONFIG_CMD_MEMINFO=y
+CONFIG_CMD_CLK=y
+CONFIG_CMD_GPIO=y
+# CONFIG_CMD_LOADS is not set
+CONFIG_CMD_MTD=y
+CONFIG_CMD_NAND=y
+CONFIG_CMD_WDT=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_CACHE=y
+# CONFIG_CMD_MISC is not set
+CONFIG_CMD_MTDPARTS=y
+CONFIG_CMD_UBI=y
+# CONFIG_CMD_UBIFS is not set
+CONFIG_DEFAULT_DEVICE_TREE="bcm96750ref1"
+# CONFIG_NET is not set
+CONFIG_CLK=y
+CONFIG_BCM6345_GPIO=y
+# CONFIG_INPUT is not set
+# CONFIG_MMC is not set
+CONFIG_MTD=y
+CONFIG_DM_MTD=y
+CONFIG_MTD_RAW_NAND=y
+CONFIG_NAND_BRCMNAND=y
+CONFIG_NAND_BRCMNAND_6750=y
+# CONFIG_RAM_ROCKCHIP_DEBUG is not set
+CONFIG_SPECIFY_CONSOLE_INDEX=y
+CONFIG_DM_SERIAL=y
+CONFIG_PL01X_SERIAL=y
+CONFIG_SYSRESET=y
+CONFIG_SYSRESET_WATCHDOG=y
+CONFIG_WDT_BCM6345=y
+CONFIG_REGEX=y
+# CONFIG_EFI_LOADER is not set
diff --git a/include/configs/broadcom_bcm96750ref1.h b/include/configs/broadcom_bcm96750ref1.h
new file mode 100644
index 0000000..fde4a5b
--- /dev/null
+++ b/include/configs/broadcom_bcm96750ref1.h
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2020 Philippe Reynes <philippe.reynes at softathome.com>
+ */
+
+#include <linux/sizes.h>
+
+/*
+ * common
+ */
+
+/* UART */
+#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, \
+ 230400, 500000, 1500000 }
+/* Memory usage */
+#define CONFIG_SYS_MAXARGS 24
+#define CONFIG_SYS_MALLOC_LEN (1024 * 1024)
+
+/*
+ * 6750
+ */
+
+/* RAM */
+#define CONFIG_SYS_SDRAM_BASE 0x00000000
+
+/* U-Boot */
+#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE + SZ_16M)
+#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_TEXT_BASE
+
+#define CONFIG_SKIP_LOWLEVEL_INIT
+
+#ifdef CONFIG_MTD_RAW_NAND
+#define CONFIG_SYS_MAX_NAND_DEVICE 1
+#define CONFIG_SYS_NAND_SELF_INIT
+#define CONFIG_SYS_NAND_ONFI_DETECTION
+#endif /* CONFIG_MTD_RAW_NAND */
+
+/*
+ * 96750ref1
+ */
--
2.7.4
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