/*
   * (C) Copyright 2012-2012 Henrik Nordstrom <henrik@henriknordstrom.net>
   *
   * (C) Copyright 2007-2011
   * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
   * Tom Cubie <tangliang@allwinnertech.com>
   *
   * Configuration settings for the Allwinner sunxi series of boards.
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #ifndef _SUNXI_COMMON_CONFIG_H
  #define _SUNXI_COMMON_CONFIG_H
  
  #ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT
  /*
   * The U-Boot workarounds bugs in the outdated buggy sunxi-3.4 kernels at the
   * expense of restricting some features, so the regular machine id values can
   * be used.
   */
  # define CONFIG_MACH_TYPE_COMPAT_REV	0
  #else
  /*
   * A compatibility guard to prevent loading outdated buggy sunxi-3.4 kernels.
   * Only sunxi-3.4 kernels with appropriate fixes applied are able to pass
   * beyond the machine id check.
   */
  # define CONFIG_MACH_TYPE_COMPAT_REV	1
  #endif
  
  /*
   * High Level Configuration Options
   */
  #define CONFIG_SUNXI		/* sunxi family */
  #ifdef CONFIG_SPL_BUILD
  #define CONFIG_SYS_THUMB_BUILD	/* Thumbs mode to save space in SPL */
  #endif
  
  #include <asm/arch/cpu.h>	/* get chip and board defs */
  
  #define CONFIG_SYS_TEXT_BASE		0x4a000000
  
  #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_DM)
  # define CONFIG_DW_SERIAL
  #endif
  
  /*
   * Display CPU information
   */
  #define CONFIG_DISPLAY_CPUINFO
  
  #define CONFIG_SYS_PROMPT	"sunxi# "
  
  /* Serial & console */
  #define CONFIG_SYS_NS16550
  #define CONFIG_SYS_NS16550_SERIAL
  /* ns16550 reg in the low bits of cpu reg */
  #define CONFIG_SYS_NS16550_CLK		24000000
  #ifndef CONFIG_DM_SERIAL
  # define CONFIG_SYS_NS16550_REG_SIZE	-4
  # define CONFIG_SYS_NS16550_COM1		SUNXI_UART0_BASE
  # define CONFIG_SYS_NS16550_COM2		SUNXI_UART1_BASE
  # define CONFIG_SYS_NS16550_COM3		SUNXI_UART2_BASE
  # define CONFIG_SYS_NS16550_COM4		SUNXI_UART3_BASE
  # define CONFIG_SYS_NS16550_COM5		SUNXI_R_UART_BASE
  #endif
  
  /* DRAM Base */
  #define CONFIG_SYS_SDRAM_BASE		0x40000000
  #define CONFIG_SYS_INIT_RAM_ADDR	0x0
  #define CONFIG_SYS_INIT_RAM_SIZE	0x8000	/* 32 KiB */
  
  #define CONFIG_SYS_INIT_SP_OFFSET \
  	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  #define CONFIG_SYS_INIT_SP_ADDR \
  	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
  
  #define CONFIG_NR_DRAM_BANKS		1
  #define PHYS_SDRAM_0			CONFIG_SYS_SDRAM_BASE
  #define PHYS_SDRAM_0_SIZE		0x80000000 /* 2 GiB */
  
  #ifdef CONFIG_AHCI
  #define CONFIG_LIBATA
  #define CONFIG_SCSI_AHCI
  #define CONFIG_SCSI_AHCI_PLAT
  #define CONFIG_SUNXI_AHCI
  #define CONFIG_SYS_SCSI_MAX_SCSI_ID	1
  #define CONFIG_SYS_SCSI_MAX_LUN		1
  #define CONFIG_SYS_SCSI_MAX_DEVICE	(CONFIG_SYS_SCSI_MAX_SCSI_ID * \
  					 CONFIG_SYS_SCSI_MAX_LUN)
  #define CONFIG_CMD_SCSI
  #endif
  
  #define CONFIG_CMD_MEMORY
  #define CONFIG_CMD_SETEXPR
  
  #define CONFIG_SETUP_MEMORY_TAGS
  #define CONFIG_CMDLINE_TAG
  #define CONFIG_INITRD_TAG
  
  /* mmc config */
  #if !defined(CONFIG_UART0_PORT_F)
  #define CONFIG_MMC
  #define CONFIG_GENERIC_MMC
  #define CONFIG_CMD_MMC
  #define CONFIG_MMC_SUNXI
  #define CONFIG_MMC_SUNXI_SLOT		0
  #define CONFIG_ENV_IS_IN_MMC
  #define CONFIG_SYS_MMC_ENV_DEV		0	/* first detected MMC controller */
  #endif
  
  /* 4MB of malloc() pool */
  #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (4 << 20))
  
  /*
   * Miscellaneous configurable options
   */
  #define CONFIG_CMD_ECHO
  #define CONFIG_SYS_CBSIZE	1024	/* Console I/O Buffer Size */
  #define CONFIG_SYS_PBSIZE	1024	/* Print Buffer Size */
  #define CONFIG_SYS_MAXARGS	16	/* max number of command args */
  #define CONFIG_SYS_GENERIC_BOARD
  
  /* Boot Argument Buffer Size */
  #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
  
  #define CONFIG_SYS_LOAD_ADDR		0x42000000 /* default load address */
  
  /* standalone support */
  #define CONFIG_STANDALONE_LOAD_ADDR	0x42000000
  
  /* baudrate */
  #define CONFIG_BAUDRATE			115200
  
  /* The stack sizes are set up in start.S using the settings below */
  #define CONFIG_STACKSIZE		(256 << 10)	/* 256 KiB */
  
  /* FLASH and environment organization */
  
  #define CONFIG_SYS_NO_FLASH
  
  #define CONFIG_SYS_MONITOR_LEN		(512 << 10)	/* 512 KiB */
  #define CONFIG_IDENT_STRING		" Allwinner Technology"
  
  #define CONFIG_ENV_OFFSET		(544 << 10) /* (8 + 24 + 512) KiB */
  #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
  
  #include <config_cmd_default.h>
  #undef CONFIG_CMD_FPGA
  
  #define CONFIG_FAT_WRITE	/* enable write access */
  
  #define CONFIG_SPL_FRAMEWORK
  #define CONFIG_SPL_LIBCOMMON_SUPPORT
  #define CONFIG_SPL_SERIAL_SUPPORT
  #define CONFIG_SPL_LIBGENERIC_SUPPORT
  
  #define CONFIG_SPL_BOARD_LOAD_IMAGE
  
  #ifdef CONFIG_SPL_FEL
  
  #define CONFIG_SPL_TEXT_BASE		0x2000
  #define CONFIG_SPL_MAX_SIZE		0x4000		/* 16 KiB */
  
  #else /* CONFIG_SPL */
  
  #define CONFIG_SPL_BSS_START_ADDR	0x4ff80000
  #define CONFIG_SPL_BSS_MAX_SIZE		0x80000		/* 512 KiB */
  
  #define CONFIG_SPL_TEXT_BASE		0x20		/* sram start+header */
  #define CONFIG_SPL_MAX_SIZE		0x5fe0		/* 24KB on sun4i/sun7i */
  
  #define CONFIG_SPL_LIBDISK_SUPPORT
  
  #if !defined(CONFIG_UART0_PORT_F)
  #define CONFIG_SPL_MMC_SUPPORT
  #endif
  
  #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds"
  
  #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR	80	/* 40KiB */
  #define CONFIG_SPL_PAD_TO		32768		/* decimal for 'dd' */
  
  #endif /* CONFIG_SPL */
  
  /* end of 32 KiB in sram */
  #define LOW_LEVEL_SRAM_STACK		0x00008000 /* End of sram */
  #define CONFIG_SPL_STACK		LOW_LEVEL_SRAM_STACK
  #define CONFIG_SYS_SPL_MALLOC_START	0x4ff00000
  #define CONFIG_SYS_SPL_MALLOC_SIZE	0x00080000	/* 512 KiB */
  
  /* I2C */
  #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER
  #define CONFIG_SPL_I2C_SUPPORT
  #endif
  
  #define CONFIG_SYS_I2C
  #define CONFIG_SYS_I2C_MVTWSI
  #define CONFIG_SYS_I2C_SPEED		400000
  #define CONFIG_SYS_I2C_SLAVE		0x7f
  
  #if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD)
  #define CONFIG_SYS_I2C_SOFT
  #define CONFIG_SYS_I2C_SOFT_SPEED	50000
  #define CONFIG_SYS_I2C_SOFT_SLAVE	0x00
  /* We use pin names in Kconfig and sunxi_name_to_gpio() */
  #define CONFIG_SOFT_I2C_GPIO_SDA	soft_i2c_gpio_sda
  #define CONFIG_SOFT_I2C_GPIO_SCL	soft_i2c_gpio_scl
  #ifndef __ASSEMBLY__
  extern int soft_i2c_gpio_sda;
  extern int soft_i2c_gpio_scl;
  #endif
  #define CONFIG_VIDEO_LCD_I2C_BUS	0 /* The lcd panel soft i2c is bus 0 */
  #define CONFIG_SYS_SPD_BUS_NUM		1 /* And the axp209 i2c bus is bus 1 */
  #else
  #define CONFIG_SYS_SPD_BUS_NUM		0 /* The axp209 i2c bus is bus 0 */
  #define CONFIG_VIDEO_LCD_I2C_BUS	-1 /* NA, but necessary to compile */
  #endif
  
  #define CONFIG_CMD_I2C
  
  /* PMU */
  #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || defined CONFIG_AXP221_POWER
  #define CONFIG_SPL_POWER_SUPPORT
  #endif
  
  #ifndef CONFIG_CONS_INDEX
  #define CONFIG_CONS_INDEX              1       /* UART0 */
  #endif
  
  #if CONFIG_CONS_INDEX == 1
  #ifdef CONFIG_MACH_SUN9I
  #define OF_STDOUT_PATH		"/soc/serial@07000000:115200"
  #else
  #define OF_STDOUT_PATH		"/soc@01c00000/serial@01c28000:115200"
  #endif
  #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I)
  #define OF_STDOUT_PATH		"/soc@01c00000/serial@01c28400:115200"
  #elif CONFIG_CONS_INDEX == 5 && defined(CONFIG_MACH_SUN8I)
  #define OF_STDOUT_PATH		"/soc@01c00000/serial@01f02800:115200"
  #else
  #error Unsupported console port nr. Please fix stdout-path in sunxi-common.h.
  #endif
  
  /* GPIO */
  #define CONFIG_SUNXI_GPIO
  #define CONFIG_SPL_GPIO_SUPPORT
  #define CONFIG_CMD_GPIO
  
  #ifdef CONFIG_VIDEO
  /*
   * The amount of RAM to keep free at the top of RAM when relocating u-boot,
   * to use as framebuffer. This must be a multiple of 4096.
   */
  #define CONFIG_SUNXI_MAX_FB_SIZE (9 << 20)
  
  /* Do we want to initialize a simple FB? */
  #define CONFIG_VIDEO_DT_SIMPLEFB
  
  #define CONFIG_VIDEO_SUNXI
  
  #define CONFIG_CFB_CONSOLE
  #define CONFIG_VIDEO_SW_CURSOR
  #define CONFIG_VIDEO_LOGO
  #define CONFIG_VIDEO_STD_TIMINGS
  #define CONFIG_I2C_EDID
  
  /* allow both serial and cfb console. */
  #define CONFIG_CONSOLE_MUX
  /* stop x86 thinking in cfbconsole from trying to init a pc keyboard */
  #define CONFIG_VGA_AS_SINGLE_DEVICE
  
  /* To be able to hook simplefb into dt */
  #ifdef CONFIG_VIDEO_DT_SIMPLEFB
  #define CONFIG_OF_BOARD_SETUP
  #endif
  
  #endif /* CONFIG_VIDEO */
  
  /* Ethernet support */
  #ifdef CONFIG_SUNXI_EMAC
  #define CONFIG_MII			/* MII PHY management		*/
  #endif
  
  #ifdef CONFIG_SUNXI_GMAC
  #define CONFIG_DESIGNWARE_ETH		/* GMAC can use designware driver */
  #define CONFIG_DW_AUTONEG
  #define CONFIG_PHY_GIGE			/* GMAC can use gigabit PHY	*/
  #define CONFIG_PHY_ADDR		1
  #define CONFIG_MII			/* MII PHY management		*/
  #define CONFIG_PHYLIB
  #endif
  
  #ifdef CONFIG_USB_EHCI
  #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1
  #endif
  
  #ifdef CONFIG_USB_MUSB_SUNXI
  #define CONFIG_MUSB_HOST
  #define CONFIG_MUSB_PIO_ONLY
  #endif
  
  #if defined CONFIG_USB_EHCI || defined CONFIG_USB_MUSB_SUNXI
  #define CONFIG_CMD_USB
  #define CONFIG_USB_STORAGE
  #endif
  
  #ifdef CONFIG_USB_KEYBOARD
  #define CONFIG_CONSOLE_MUX
  #define CONFIG_PREBOOT
  #define CONFIG_SYS_STDIO_DEREGISTER
  #define CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE
  #endif
  
  #if !defined CONFIG_ENV_IS_IN_MMC && \
      !defined CONFIG_ENV_IS_IN_NAND && \
      !defined CONFIG_ENV_IS_IN_FAT && \
      !defined CONFIG_ENV_IS_IN_SPI_FLASH
  #define CONFIG_ENV_IS_NOWHERE
  #endif
  
  #define CONFIG_MISC_INIT_R
  #define CONFIG_SYS_CONSOLE_IS_IN_ENV
  
  #ifndef CONFIG_SPL_BUILD
  #include <config_distro_defaults.h>
  
  /* Enable pre-console buffer to get complete log on the VGA console */
  #define CONFIG_PRE_CONSOLE_BUFFER
  #define CONFIG_PRE_CON_BUF_SZ		(1024 * 1024)
  /* Use the room between the end of bootm_size and the framebuffer */
  #define CONFIG_PRE_CON_BUF_ADDR		0x4f000000
  
  /*
   * 240M RAM (256M minimum minus space for the framebuffer),
   * 32M uncompressed kernel, 16M compressed kernel, 1M fdt,
   * 1M script, 1M pxe and the ramdisk at the end.
   */
  #define MEM_LAYOUT_ENV_SETTINGS \
  	"bootm_size=0xf000000\0" \
  	"kernel_addr_r=0x42000000\0" \
  	"fdt_addr_r=0x43000000\0" \
  	"scriptaddr=0x43100000\0" \
  	"pxefile_addr_r=0x43200000\0" \
  	"ramdisk_addr_r=0x43300000\0"
  
  #ifdef CONFIG_MMC
  #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
  #else
  #define BOOT_TARGET_DEVICES_MMC(func)
  #endif
  
  #ifdef CONFIG_AHCI
  #define BOOT_TARGET_DEVICES_SCSI(func) func(SCSI, scsi, 0)
  #else
  #define BOOT_TARGET_DEVICES_SCSI(func)
  #endif
  
  #ifdef CONFIG_USB_EHCI
  #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
  #else
  #define BOOT_TARGET_DEVICES_USB(func)
  #endif
  
  #define BOOT_TARGET_DEVICES(func) \
  	BOOT_TARGET_DEVICES_MMC(func) \
  	BOOT_TARGET_DEVICES_SCSI(func) \
  	BOOT_TARGET_DEVICES_USB(func) \
  	func(PXE, pxe, na) \
  	func(DHCP, dhcp, na)
  
  #include <config_distro_bootcmd.h>
  
  #ifdef CONFIG_USB_KEYBOARD
  #define CONSOLE_STDIN_SETTINGS \
  	"preboot=usb start\0" \
  	"stdin=serial,usbkbd\0"
  #else
  #define CONSOLE_STDIN_SETTINGS \
  	"stdin=serial\0"
  #endif
  
  #ifdef CONFIG_VIDEO
  #define CONSOLE_STDOUT_SETTINGS \
  	"stdout=serial,vga\0" \
  	"stderr=serial,vga\0"
  #else
  #define CONSOLE_STDOUT_SETTINGS \
  	"stdout=serial\0" \
  	"stderr=serial\0"
  #endif
  
  #define CONSOLE_ENV_SETTINGS \
  	CONSOLE_STDIN_SETTINGS \
  	CONSOLE_STDOUT_SETTINGS
  
  #define CONFIG_EXTRA_ENV_SETTINGS \
  	CONSOLE_ENV_SETTINGS \
  	MEM_LAYOUT_ENV_SETTINGS \
  	"fdtfile=" CONFIG_FDTFILE "\0" \
  	"console=ttyS0,115200\0" \
  	BOOTENV
  
  #else /* ifndef CONFIG_SPL_BUILD */
  #define CONFIG_EXTRA_ENV_SETTINGS
  #endif
  
  #endif /* _SUNXI_COMMON_CONFIG_H */