T: git git://git.denx.de/u-boot-atmel.git
F: arch/arm/mach-at91/
+ARM BROADCOM BCM283X
+M: Stephen Warren <swarren@wwwdotorg.org>
+S: Maintained
+F: arch/arm/mach-bcm283x/
+F: drivers/gpio/bcm2835_gpio.c
+F: drivers/mmc/bcm2835_sdhci.c
+F: drivers/serial/serial_bcm283x_mu.c
+F: drivers/video/bcm2835.c
+F: include/dm/platform_data/serial_bcm283x_mu.h
+
ARM FREESCALE IMX
M: Stefano Babic <sbabic@denx.de>
S: Maintained
config BCM2835
bool "Broadcom BCM2835 SoC support"
depends on ARCH_BCM283X
+ select CPU_ARM1176
config BCM2836
bool "Broadcom BCM2836 SoC support"
depends on ARCH_BCM283X
+ select ARMV7_LPAE
+ select CPU_V7
config BCM2837
bool "Broadcom BCM2837 SoC support"
depends on ARCH_BCM283X
+config BCM2837_32B
+ bool "Broadcom BCM2837 SoC 32-bit support"
+ depends on ARCH_BCM283X
+ select BCM2837
+ select ARMV7_LPAE
+ select CPU_V7
+
+config BCM2837_64B
+ bool "Broadcom BCM2837 SoC 64-bit support"
+ depends on ARCH_BCM283X
+ select BCM2837
+ select ARM64
+
menu "Broadcom BCM283X family"
depends on ARCH_BCM283X
This option creates a build targetting the ARM1176 ISA.
select BCM2835
- select CPU_ARM1176
config TARGET_RPI_2
bool "Raspberry Pi 2"
https://github.com/raspberrypi/firmware/issues/572".
This option creates a build targetting the ARMv7/AArch32 ISA.
- select ARMV7_LPAE
select BCM2836
- select CPU_V7
config TARGET_RPI_3_32B
bool "Raspberry Pi 3 32-bit build"
about the HDMI/usbkbd console.
This option creates a build targetting the ARMv7/AArch32 ISA.
- select ARMV7_LPAE
- select BCM2837
- select CPU_V7
+ select BCM2837_32B
config TARGET_RPI_3
bool "Raspberry Pi 3 64-bit build"
https://github.com/raspberrypi/firmware/issues/579.
This option creates a build targetting the ARMv8/AArch64 ISA.
- select ARM64
- select BCM2837
+ select BCM2837_64B
endchoice
config SYS_BOARD
- default "rpi" if TARGET_RPI
- default "rpi_2" if TARGET_RPI_2
- default "rpi_3_32b" if TARGET_RPI_3_32B
- default "rpi_3" if TARGET_RPI_3
+ default "rpi"
config SYS_VENDOR
default "raspberrypi"
default "bcm283x"
config SYS_CONFIG_NAME
- default "rpi" if TARGET_RPI
- default "rpi_2" if TARGET_RPI_2
- default "rpi_3_32b" if TARGET_RPI_3_32B
- default "rpi_3" if TARGET_RPI_3
+ default "rpi"
endmenu
# SPDX-License-Identifier: GPL-2.0
#
-obj-$(CONFIG_TARGET_RPI) += lowlevel_init.o
+obj-$(CONFIG_BCM2835) += lowlevel_init.o
obj-y += init.o reset.o mbox.o phys2bus.o
S: Maintained
F: board/raspberrypi/rpi/
F: include/configs/rpi.h
-F: configs/rpi_defconfig
+F: configs/rpi_*defconfig
+++ /dev/null
-RPI_2 BOARD
-M: Stephen Warren <swarren@wwwdotorg.org>
-S: Maintained
-F: board/raspberrypi/rpi_2/
-F: include/configs/rpi_2.h
-F: configs/rpi_2_defconfig
+++ /dev/null
-#
-# (C) Copyright 2012,2015 Stephen Warren
-#
-# SPDX-License-Identifier: GPL-2.0
-#
-
-obj-y := ../rpi/rpi.o
+++ /dev/null
-RPI_3_BOARD
-M: Stephen Warren <swarren@wwwdotorg.org>
-S: Maintained
-F: board/raspberrypi/rpi_3/
-F: include/configs/rpi_3.h
-F: configs/rpi_3_defconfig
+++ /dev/null
-#
-# (C) Copyright 2012-2016 Stephen Warren <swarren@wwwdotorg.org>
-#
-# SPDX-License-Identifier: GPL-2.0
-#
-
-obj-y := ../rpi/rpi.o
+++ /dev/null
-RPI_3_32B BOARD
-M: Stephen Warren <swarren@wwwdotorg.org>
-S: Maintained
-F: board/raspberrypi/rpi_3_32b/
-F: include/configs/rpi_3_32b.h
-F: configs/rpi_3_32b_defconfig
+++ /dev/null
-#
-# (C) Copyright 2012-2016 Stephen Warren <swarren@wwwdotorg.org>
-#
-# SPDX-License-Identifier: GPL-2.0
-#
-
-obj-y := ../rpi/rpi.o
+++ /dev/null
-/*
- * (C) Copyright 2012-2016 Stephen Warren
- *
- * SPDX-License-Identifier: GPL-2.0
- */
-
-#ifndef _RPI_COMMON_H_
-#define _RPI_COMMON_H_
-
-#include <linux/sizes.h>
-#include <asm/arch/timer.h>
-
-/* Architecture, CPU, etc.*/
-#define CONFIG_ARCH_CPU_INIT
-
-/* Use SoC timer for AArch32, but architected timer for AArch64 */
-#ifndef CONFIG_ARM64
-#define CONFIG_SYS_TIMER_RATE 1000000
-#define CONFIG_SYS_TIMER_COUNTER \
- (&((struct bcm2835_timer_regs *)BCM2835_TIMER_PHYSADDR)->clo)
-#endif
-
-/*
- * 2835 is a SKU in a series for which the 2708 is the first or primary SoC,
- * so 2708 has historically been used rather than a dedicated 2835 ID.
- *
- * We don't define a machine type for bcm2709/bcm2836 since the RPi Foundation
- * chose to use someone else's previously registered machine ID (3139, MX51_GGC)
- * rather than obtaining a valid ID:-/
- *
- * For the bcm2837, hopefully a machine type is not needed, since everything
- * is DT.
- */
-#ifdef CONFIG_BCM2835
-#define CONFIG_MACH_TYPE MACH_TYPE_BCM2708
-#endif
-
-/* Memory layout */
-#define CONFIG_NR_DRAM_BANKS 1
-#define CONFIG_SYS_SDRAM_BASE 0x00000000
-#define CONFIG_SYS_TEXT_BASE 0x00008000
-#define CONFIG_SYS_UBOOT_BASE CONFIG_SYS_TEXT_BASE
-/*
- * The board really has 256M. However, the VC (VideoCore co-processor) shares
- * the RAM, and uses a configurable portion at the top. We tell U-Boot that a
- * smaller amount of RAM is present in order to avoid stomping on the area
- * the VC uses.
- */
-#define CONFIG_SYS_SDRAM_SIZE SZ_128M
-#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + \
- CONFIG_SYS_SDRAM_SIZE - \
- GENERATED_GBL_DATA_SIZE)
-#define CONFIG_SYS_MALLOC_LEN SZ_4M
-#define CONFIG_SYS_MEMTEST_START 0x00100000
-#define CONFIG_SYS_MEMTEST_END 0x00200000
-#define CONFIG_LOADADDR 0x00200000
-
-/* Flash */
-#define CONFIG_SYS_NO_FLASH
-
-/* Devices */
-/* GPIO */
-#define CONFIG_BCM2835_GPIO
-/* LCD */
-#define CONFIG_LCD
-#define CONFIG_LCD_DT_SIMPLEFB
-#define LCD_BPP LCD_COLOR16
-/*
- * Prevent allocation of RAM for FB; the real FB address is queried
- * dynamically from the VideoCore co-processor, and comes from RAM
- * not owned by the ARM CPU.
- */
-#define CONFIG_FB_ADDR 0
-#define CONFIG_VIDEO_BCM2835
-#define CONFIG_SYS_WHITE_ON_BLACK
-#define CONFIG_CONSOLE_SCROLL_LINES 10
-
-/* SD/MMC configuration */
-#define CONFIG_GENERIC_MMC
-#define CONFIG_MMC
-#define CONFIG_SDHCI
-#define CONFIG_MMC_SDHCI_IO_ACCESSORS
-#define CONFIG_BCM2835_SDHCI
-
-#define CONFIG_CMD_USB
-#ifdef CONFIG_CMD_USB
-#define CONFIG_USB_DWC2
-#ifndef CONFIG_BCM2835
-#define CONFIG_USB_DWC2_REG_ADDR 0x3f980000
-#else
-#define CONFIG_USB_DWC2_REG_ADDR 0x20980000
-#endif
-#define CONFIG_USB_STORAGE
-#define CONFIG_USB_HOST_ETHER
-#define CONFIG_USB_ETHER_SMSC95XX
-#define CONFIG_MISC_INIT_R
-#define CONFIG_USB_KEYBOARD
-#define CONFIG_SYS_USB_EVENT_POLL
-#define CONFIG_SYS_STDIO_DEREGISTER
-#endif
-
-/* Console UART */
-#ifdef CONFIG_BCM2837
-#define CONFIG_BCM283X_MU_SERIAL
-#else
-#define CONFIG_PL01X_SERIAL
-#endif
-#define CONFIG_CONS_INDEX 0
-#define CONFIG_BAUDRATE 115200
-
-/* Console configuration */
-#define CONFIG_SYS_CBSIZE 1024
-#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
- sizeof(CONFIG_SYS_PROMPT) + 16)
-
-/* Environment */
-#define CONFIG_ENV_SIZE SZ_16K
-#define CONFIG_ENV_IS_IN_FAT
-#define FAT_ENV_INTERFACE "mmc"
-#define FAT_ENV_DEVICE_AND_PART "0:1"
-#define FAT_ENV_FILE "uboot.env"
-#define CONFIG_FAT_WRITE
-#define CONFIG_ENV_VARS_UBOOT_CONFIG
-#define CONFIG_SYS_LOAD_ADDR 0x1000000
-#define CONFIG_CONSOLE_MUX
-#define CONFIG_SYS_CONSOLE_IS_IN_ENV
-#define CONFIG_PREBOOT "usb start"
-
-/* Shell */
-#define CONFIG_SYS_MAXARGS 16
-#define CONFIG_COMMAND_HISTORY
-
-/* Commands */
-#define CONFIG_CMD_MMC
-#define CONFIG_PARTITION_UUIDS
-#define CONFIG_CMD_PART
-
-/* ATAGs support for bootm/bootz */
-#define CONFIG_SETUP_MEMORY_TAGS
-#define CONFIG_CMDLINE_TAG
-#define CONFIG_INITRD_TAG
-
-#include <config_distro_defaults.h>
-
-/* Environment */
-#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
-#define ENV_DEVICE_SETTINGS \
- "stdin=serial,usbkbd\0" \
- "stdout=serial,lcd\0" \
- "stderr=serial,lcd\0"
-
-/*
- * Memory layout for where various images get loaded by boot scripts:
- *
- * I suspect address 0 is used as the SMP pen on the RPi2, so avoid this.
- *
- * fdt_addr_r simply shouldn't overlap anything else. However, the RPi's
- * binary firmware loads a DT to address 0x100, so we choose this address to
- * match it. This allows custom boot scripts to pass this DT on to Linux
- * simply by not over-writing the data at this address. When using U-Boot,
- * U-Boot (and scripts it executes) typicaly ignore the DT loaded by the FW
- * and loads its own DT from disk (triggered by boot.scr or extlinux.conf).
- *
- * pxefile_addr_r can be pretty much anywhere that doesn't conflict with
- * something else. Put it low in memory to avoid conflicts.
- *
- * kernel_addr_r must be within the first 128M of RAM in order for the
- * kernel's CONFIG_AUTO_ZRELADDR option to work. Since the kernel will
- * decompress itself to 0x8000 after the start of RAM, kernel_addr_r
- * should not overlap that area, or the kernel will have to copy itself
- * somewhere else before decompression. Similarly, the address of any other
- * data passed to the kernel shouldn't overlap the start of RAM. Pushing
- * this up to 16M allows for a sizable kernel to be decompressed below the
- * compressed load address.
- *
- * scriptaddr can be pretty much anywhere that doesn't conflict with something
- * else. Choosing 32M allows for the compressed kernel to be up to 16M.
- *
- * ramdisk_addr_r simply shouldn't overlap anything else. Choosing 33M allows
- * for any boot script to be up to 1M, which is hopefully plenty.
- */
-#define ENV_MEM_LAYOUT_SETTINGS \
- "fdt_high=ffffffff\0" \
- "initrd_high=ffffffff\0" \
- "fdt_addr_r=0x00000100\0" \
- "pxefile_addr_r=0x00100000\0" \
- "kernel_addr_r=0x01000000\0" \
- "scriptaddr=0x02000000\0" \
- "ramdisk_addr_r=0x02100000\0" \
-
-#define BOOT_TARGET_DEVICES(func) \
- func(MMC, mmc, 0) \
- func(USB, usb, 0) \
- func(PXE, pxe, na) \
- func(DHCP, dhcp, na)
-#include <config_distro_bootcmd.h>
-
-#define CONFIG_EXTRA_ENV_SETTINGS \
- ENV_DEVICE_SETTINGS \
- ENV_MEM_LAYOUT_SETTINGS \
- BOOTENV
-
-#define CONFIG_BOOTDELAY 2
-
-#endif
/*
- * (C) Copyright 2012,2015 Stephen Warren
+ * (C) Copyright 2012-2016 Stephen Warren
*
* SPDX-License-Identifier: GPL-2.0
*/
#ifndef __CONFIG_H
#define __CONFIG_H
+#include <linux/sizes.h>
+#include <asm/arch/timer.h>
+
+#if defined(CONFIG_TARGET_RPI_2) || defined(CONFIG_TARGET_RPI_3_32B)
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#endif
+
+#ifdef CONFIG_BCM2835
#define CONFIG_SYS_CACHELINE_SIZE 32
+#else
+#define CONFIG_SYS_CACHELINE_SIZE 64
+#endif
+
+/* Architecture, CPU, etc.*/
+#define CONFIG_ARCH_CPU_INIT
+
+/* Use SoC timer for AArch32, but architected timer for AArch64 */
+#ifndef CONFIG_ARM64
+#define CONFIG_SYS_TIMER_RATE 1000000
+#define CONFIG_SYS_TIMER_COUNTER \
+ (&((struct bcm2835_timer_regs *)BCM2835_TIMER_PHYSADDR)->clo)
+#endif
+
+/*
+ * 2835 is a SKU in a series for which the 2708 is the first or primary SoC,
+ * so 2708 has historically been used rather than a dedicated 2835 ID.
+ *
+ * We don't define a machine type for bcm2709/bcm2836 since the RPi Foundation
+ * chose to use someone else's previously registered machine ID (3139, MX51_GGC)
+ * rather than obtaining a valid ID:-/
+ *
+ * For the bcm2837, hopefully a machine type is not needed, since everything
+ * is DT.
+ */
+#ifdef CONFIG_BCM2835
+#define CONFIG_MACH_TYPE MACH_TYPE_BCM2708
+#endif
+
+/* Memory layout */
+#define CONFIG_NR_DRAM_BANKS 1
+#define CONFIG_SYS_SDRAM_BASE 0x00000000
+#define CONFIG_SYS_TEXT_BASE 0x00008000
+#define CONFIG_SYS_UBOOT_BASE CONFIG_SYS_TEXT_BASE
+/*
+ * The board really has 256M. However, the VC (VideoCore co-processor) shares
+ * the RAM, and uses a configurable portion at the top. We tell U-Boot that a
+ * smaller amount of RAM is present in order to avoid stomping on the area
+ * the VC uses.
+ */
+#define CONFIG_SYS_SDRAM_SIZE SZ_128M
+#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + \
+ CONFIG_SYS_SDRAM_SIZE - \
+ GENERATED_GBL_DATA_SIZE)
+#define CONFIG_SYS_MALLOC_LEN SZ_4M
+#define CONFIG_SYS_MEMTEST_START 0x00100000
+#define CONFIG_SYS_MEMTEST_END 0x00200000
+#define CONFIG_LOADADDR 0x00200000
+
+/* Flash */
+#define CONFIG_SYS_NO_FLASH
+
+/* Devices */
+/* GPIO */
+#define CONFIG_BCM2835_GPIO
+/* LCD */
+#define CONFIG_LCD
+#define CONFIG_LCD_DT_SIMPLEFB
+#define LCD_BPP LCD_COLOR16
+/*
+ * Prevent allocation of RAM for FB; the real FB address is queried
+ * dynamically from the VideoCore co-processor, and comes from RAM
+ * not owned by the ARM CPU.
+ */
+#define CONFIG_FB_ADDR 0
+#define CONFIG_VIDEO_BCM2835
+#define CONFIG_SYS_WHITE_ON_BLACK
+#define CONFIG_CONSOLE_SCROLL_LINES 10
+
+/* SD/MMC configuration */
+#define CONFIG_GENERIC_MMC
+#define CONFIG_MMC
+#define CONFIG_SDHCI
+#define CONFIG_MMC_SDHCI_IO_ACCESSORS
+#define CONFIG_BCM2835_SDHCI
+
+#define CONFIG_CMD_USB
+#ifdef CONFIG_CMD_USB
+#define CONFIG_USB_DWC2
+#ifndef CONFIG_BCM2835
+#define CONFIG_USB_DWC2_REG_ADDR 0x3f980000
+#else
+#define CONFIG_USB_DWC2_REG_ADDR 0x20980000
+#endif
+#define CONFIG_USB_STORAGE
+#define CONFIG_USB_HOST_ETHER
+#define CONFIG_USB_ETHER_SMSC95XX
+#define CONFIG_MISC_INIT_R
+#define CONFIG_USB_KEYBOARD
+#define CONFIG_SYS_USB_EVENT_POLL
+#define CONFIG_SYS_STDIO_DEREGISTER
+#endif
+
+/* Console UART */
+#ifdef CONFIG_BCM2837
+#define CONFIG_BCM283X_MU_SERIAL
+#else
+#define CONFIG_PL01X_SERIAL
+#endif
+#define CONFIG_CONS_INDEX 0
+#define CONFIG_BAUDRATE 115200
+
+/* Console configuration */
+#define CONFIG_SYS_CBSIZE 1024
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
+ sizeof(CONFIG_SYS_PROMPT) + 16)
+
+/* Environment */
+#define CONFIG_ENV_SIZE SZ_16K
+#define CONFIG_ENV_IS_IN_FAT
+#define FAT_ENV_INTERFACE "mmc"
+#define FAT_ENV_DEVICE_AND_PART "0:1"
+#define FAT_ENV_FILE "uboot.env"
+#define CONFIG_FAT_WRITE
+#define CONFIG_ENV_VARS_UBOOT_CONFIG
+#define CONFIG_SYS_LOAD_ADDR 0x1000000
+#define CONFIG_CONSOLE_MUX
+#define CONFIG_SYS_CONSOLE_IS_IN_ENV
+#define CONFIG_PREBOOT "usb start"
+
+/* Shell */
+#define CONFIG_SYS_MAXARGS 16
+#define CONFIG_COMMAND_HISTORY
+
+/* Commands */
+#define CONFIG_CMD_MMC
+#define CONFIG_PARTITION_UUIDS
+#define CONFIG_CMD_PART
+
+/* ATAGs support for bootm/bootz */
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_INITRD_TAG
+
+#include <config_distro_defaults.h>
+
+/* Environment */
+#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+#define ENV_DEVICE_SETTINGS \
+ "stdin=serial,usbkbd\0" \
+ "stdout=serial,lcd\0" \
+ "stderr=serial,lcd\0"
+
+/*
+ * Memory layout for where various images get loaded by boot scripts:
+ *
+ * I suspect address 0 is used as the SMP pen on the RPi2, so avoid this.
+ *
+ * fdt_addr_r simply shouldn't overlap anything else. However, the RPi's
+ * binary firmware loads a DT to address 0x100, so we choose this address to
+ * match it. This allows custom boot scripts to pass this DT on to Linux
+ * simply by not over-writing the data at this address. When using U-Boot,
+ * U-Boot (and scripts it executes) typicaly ignore the DT loaded by the FW
+ * and loads its own DT from disk (triggered by boot.scr or extlinux.conf).
+ *
+ * pxefile_addr_r can be pretty much anywhere that doesn't conflict with
+ * something else. Put it low in memory to avoid conflicts.
+ *
+ * kernel_addr_r must be within the first 128M of RAM in order for the
+ * kernel's CONFIG_AUTO_ZRELADDR option to work. Since the kernel will
+ * decompress itself to 0x8000 after the start of RAM, kernel_addr_r
+ * should not overlap that area, or the kernel will have to copy itself
+ * somewhere else before decompression. Similarly, the address of any other
+ * data passed to the kernel shouldn't overlap the start of RAM. Pushing
+ * this up to 16M allows for a sizable kernel to be decompressed below the
+ * compressed load address.
+ *
+ * scriptaddr can be pretty much anywhere that doesn't conflict with something
+ * else. Choosing 32M allows for the compressed kernel to be up to 16M.
+ *
+ * ramdisk_addr_r simply shouldn't overlap anything else. Choosing 33M allows
+ * for any boot script to be up to 1M, which is hopefully plenty.
+ */
+#define ENV_MEM_LAYOUT_SETTINGS \
+ "fdt_high=ffffffff\0" \
+ "initrd_high=ffffffff\0" \
+ "fdt_addr_r=0x00000100\0" \
+ "pxefile_addr_r=0x00100000\0" \
+ "kernel_addr_r=0x01000000\0" \
+ "scriptaddr=0x02000000\0" \
+ "ramdisk_addr_r=0x02100000\0" \
+
+#define BOOT_TARGET_DEVICES(func) \
+ func(MMC, mmc, 0) \
+ func(USB, usb, 0) \
+ func(PXE, pxe, na) \
+ func(DHCP, dhcp, na)
+#include <config_distro_bootcmd.h>
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "dhcpuboot=usb start; dhcp u-boot.uimg; bootm\0" \
+ ENV_DEVICE_SETTINGS \
+ ENV_MEM_LAYOUT_SETTINGS \
+ BOOTENV
-#include "rpi-common.h"
+#define CONFIG_BOOTDELAY 2
#endif
+++ /dev/null
-/*
- * (C) Copyright 2012,2015 Stephen Warren
- *
- * SPDX-License-Identifier: GPL-2.0
- */
-
-#ifndef __CONFIG_H
-#define __CONFIG_H
-
-#define CONFIG_SKIP_LOWLEVEL_INIT
-#define CONFIG_SYS_CACHELINE_SIZE 64
-
-#include "rpi-common.h"
-
-#endif
+++ /dev/null
-/*
- * (C) Copyright 2012-2016 Stephen Warren <swarren@wwwdotorg.org>
- *
- * SPDX-License-Identifier: GPL-2.0
- */
-
-#ifndef __CONFIG_H
-#define __CONFIG_H
-
-#define CONFIG_SYS_CACHELINE_SIZE 64
-
-#include "rpi-common.h"
-
-#endif
+++ /dev/null
-/*
- * (C) Copyright 2012-2016 Stephen Warren <swarren@wwwdotorg.org>
- *
- * SPDX-License-Identifier: GPL-2.0
- */
-
-#ifndef __CONFIG_H
-#define __CONFIG_H
-
-#define CONFIG_SKIP_LOWLEVEL_INIT
-#define CONFIG_SYS_CACHELINE_SIZE 64
-
-#include "rpi-common.h"
-
-#endif
projects / u-boot / commitdiff