[people/ms/u-boot.git] / include / configs / rpi-common.h

/*
 * (C) Copyright 2012,2015 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_BCM2835
#define CONFIG_ARCH_CPU_INIT

#define CONFIG_SYS_TIMER_RATE		1000000
#define CONFIG_SYS_TIMER_COUNTER	\
	(&((struct bcm2835_timer_regs *)BCM2835_TIMER_PHYSADDR)->clo)

/*
 * 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:-/
 */
#ifndef CONFIG_BCM2836
#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

/* 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
#ifdef CONFIG_BCM2836
#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
#endif

/* Console UART */
#define CONFIG_PL01X_SERIAL
#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

/* Shell */
#define CONFIG_SYS_MAXARGS		8
#define CONFIG_COMMAND_HISTORY

/* Commands */
#define CONFIG_CMD_MMC
#define CONFIG_PARTITION_UUIDS
#define CONFIG_CMD_PART

/* Device tree support */
#define CONFIG_OF_BOARD_SETUP
/* 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,lcd\0" \
	"stdout=serial,lcd\0" \
	"stderr=serial,lcd\0"

/*
 * Memory layout for where various images get loaded by boot scripts:
 *
 * scriptaddr can be pretty much anywhere that doesn't conflict with something
 *   else. Put it low in memory to avoid conflicts.
 *
 * 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.
 *
 * fdt_addr_r simply shouldn't overlap anything else. Choosing 32M allows for
 *   the compressed kernel to be up to 16M too.
 *
 * ramdisk_addr_r simply shouldn't overlap anything else. Choosing 33M allows
 *   for the FDT/DTB to be up to 1M, which is hopefully plenty.
 */
#define ENV_MEM_LAYOUT_SETTINGS \
	"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
Commit	Line	Data
46414296 SW	1	/*
	2	* (C) Copyright 2012,2015 Stephen Warren
	3	*
	4	* SPDX-License-Identifier: GPL-2.0
	5	*/
	6
	7	#ifndef _RPI_COMMON_H_
	8	#define _RPI_COMMON_H_
	9
	10	#include <linux/sizes.h>
e390bd5e	11	#include <asm/arch/timer.h>
46414296 SW	12
46414296 SW	13	/* Architecture, CPU, etc.*/
46414296 SW	14	#define CONFIG_BCM2835
46414296 SW	15	#define CONFIG_ARCH_CPU_INIT
e390bd5e MV	16
	17	#define CONFIG_SYS_TIMER_RATE 1000000
	18	#define CONFIG_SYS_TIMER_COUNTER \
	19	(&((struct bcm2835_timer_regs *)BCM2835_TIMER_PHYSADDR)->clo)
	20
46414296 SW	21	/*
	22	* 2835 is a SKU in a series for which the 2708 is the first or primary SoC,
	23	* so 2708 has historically been used rather than a dedicated 2835 ID.
	24	*
	25	* We don't define a machine type for bcm2709/bcm2836 since the RPi Foundation
	26	* chose to use someone else's previously registered machine ID (3139, MX51_GGC)
	27	* rather than obtaining a valid ID:-/
	28	*/
	29	#ifndef CONFIG_BCM2836
	30	#define CONFIG_MACH_TYPE MACH_TYPE_BCM2708
	31	#endif
	32
	33	/* Memory layout */
	34	#define CONFIG_NR_DRAM_BANKS 1
	35	#define CONFIG_SYS_SDRAM_BASE 0x00000000
	36	#define CONFIG_SYS_TEXT_BASE 0x00008000
	37	#define CONFIG_SYS_UBOOT_BASE CONFIG_SYS_TEXT_BASE
	38	/*
	39	* The board really has 256M. However, the VC (VideoCore co-processor) shares
	40	* the RAM, and uses a configurable portion at the top. We tell U-Boot that a
	41	* smaller amount of RAM is present in order to avoid stomping on the area
	42	* the VC uses.
	43	*/
	44	#define CONFIG_SYS_SDRAM_SIZE SZ_128M
	45	#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + \
	46	CONFIG_SYS_SDRAM_SIZE - \
	47	GENERATED_GBL_DATA_SIZE)
	48	#define CONFIG_SYS_MALLOC_LEN SZ_4M
	49	#define CONFIG_SYS_MEMTEST_START 0x00100000
	50	#define CONFIG_SYS_MEMTEST_END 0x00200000
	51	#define CONFIG_LOADADDR 0x00200000
	52
	53	/* Flash */
	54	#define CONFIG_SYS_NO_FLASH
	55
	56	/* Devices */
	57	/* GPIO */
	58	#define CONFIG_BCM2835_GPIO
	59	/* LCD */
	60	#define CONFIG_LCD
	61	#define CONFIG_LCD_DT_SIMPLEFB
	62	#define LCD_BPP LCD_COLOR16
	63	/*
	64	* Prevent allocation of RAM for FB; the real FB address is queried
	65	* dynamically from the VideoCore co-processor, and comes from RAM
	66	* not owned by the ARM CPU.
	67	*/
	68	#define CONFIG_FB_ADDR 0
	69	#define CONFIG_VIDEO_BCM2835
	70	#define CONFIG_SYS_WHITE_ON_BLACK
	71
	72	/* SD/MMC configuration */
	73	#define CONFIG_GENERIC_MMC
	74	#define CONFIG_MMC
	75	#define CONFIG_SDHCI
	76	#define CONFIG_MMC_SDHCI_IO_ACCESSORS
	77	#define CONFIG_BCM2835_SDHCI
	78
	79	#define CONFIG_CMD_USB
	80	#ifdef CONFIG_CMD_USB
	81	#define CONFIG_USB_DWC2
	82	#ifdef CONFIG_BCM2836
	83	#define CONFIG_USB_DWC2_REG_ADDR 0x3f980000
	84	#else
85	#define CONFIG_USB_DWC2_REG_ADDR 0x20980000
86	#endif
87	#define CONFIG_USB_STORAGE
88	#define CONFIG_USB_HOST_ETHER
89	#define CONFIG_USB_ETHER_SMSC95XX
90	#define CONFIG_MISC_INIT_R
91	#endif
92
93	/* Console UART */
94	#define CONFIG_PL01X_SERIAL
95	#define CONFIG_CONS_INDEX 0
96	#define CONFIG_BAUDRATE 115200
97
98	/* Console configuration */
99	#define CONFIG_SYS_CBSIZE 1024
100	#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
101	sizeof(CONFIG_SYS_PROMPT) + 16)
102
103	/* Environment */
104	#define CONFIG_ENV_SIZE SZ_16K
105	#define CONFIG_ENV_IS_IN_FAT
106	#define FAT_ENV_INTERFACE "mmc"
107	#define FAT_ENV_DEVICE_AND_PART "0:1"
108	#define FAT_ENV_FILE "uboot.env"
109	#define CONFIG_FAT_WRITE
110	#define CONFIG_ENV_VARS_UBOOT_CONFIG
111	#define CONFIG_SYS_LOAD_ADDR 0x1000000
112	#define CONFIG_CONSOLE_MUX
113	#define CONFIG_SYS_CONSOLE_IS_IN_ENV
114
115	/* Shell */
116	#define CONFIG_SYS_MAXARGS 8
46414296 SW	117	#define CONFIG_COMMAND_HISTORY
	118
	119	/* Commands */
46414296 SW	120	#define CONFIG_CMD_MMC
	121	#define CONFIG_PARTITION_UUIDS
	122	#define CONFIG_CMD_PART
	123
	124	/* Device tree support */
	125	#define CONFIG_OF_BOARD_SETUP
	126	/* ATAGs support for bootm/bootz */
	127	#define CONFIG_SETUP_MEMORY_TAGS
	128	#define CONFIG_CMDLINE_TAG
	129	#define CONFIG_INITRD_TAG
	130
	131	#include <config_distro_defaults.h>
	132
46414296	133	/* Environment */
bff78567	134	#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
46414296 SW	135	#define ENV_DEVICE_SETTINGS \
	136	"stdin=serial,lcd\0" \
	137	"stdout=serial,lcd\0" \
	138	"stderr=serial,lcd\0"
	139
	140	/*
	141	* Memory layout for where various images get loaded by boot scripts:
	142	*
	143	* scriptaddr can be pretty much anywhere that doesn't conflict with something
	144	* else. Put it low in memory to avoid conflicts.
	145	*
	146	* pxefile_addr_r can be pretty much anywhere that doesn't conflict with
	147	* something else. Put it low in memory to avoid conflicts.
	148	*
	149	* kernel_addr_r must be within the first 128M of RAM in order for the
	150	* kernel's CONFIG_AUTO_ZRELADDR option to work. Since the kernel will
	151	* decompress itself to 0x8000 after the start of RAM, kernel_addr_r
	152	* should not overlap that area, or the kernel will have to copy itself
	153	* somewhere else before decompression. Similarly, the address of any other
	154	* data passed to the kernel shouldn't overlap the start of RAM. Pushing
	155	* this up to 16M allows for a sizable kernel to be decompressed below the
	156	* compressed load address.
	157	*
	158	* fdt_addr_r simply shouldn't overlap anything else. Choosing 32M allows for
	159	* the compressed kernel to be up to 16M too.
	160	*
	161	* ramdisk_addr_r simply shouldn't overlap anything else. Choosing 33M allows
	162	* for the FDT/DTB to be up to 1M, which is hopefully plenty.
	163	*/
	164	#define ENV_MEM_LAYOUT_SETTINGS \
14006a56	165	"fdt_addr_r=0x00000100\0" \
46414296 SW	166	"pxefile_addr_r=0x00100000\0" \
46414296 SW	167	"kernel_addr_r=0x01000000\0" \
14006a56	168	"scriptaddr=0x02000000\0" \
46414296 SW	169	"ramdisk_addr_r=0x02100000\0" \
	170
	171	#define BOOT_TARGET_DEVICES(func) \
	172	func(MMC, mmc, 0) \
	173	func(USB, usb, 0) \
	174	func(PXE, pxe, na) \
	175	func(DHCP, dhcp, na)
	176	#include <config_distro_bootcmd.h>
	177
	178	#define CONFIG_EXTRA_ENV_SETTINGS \
	179	ENV_DEVICE_SETTINGS \
	180	ENV_MEM_LAYOUT_SETTINGS \
	181	BOOTENV
	182
	183	#define CONFIG_BOOTDELAY 2
	184
	185	#endif