Kconfig - OpenGrok cross reference for /rk3399_rockchip-uboot/common/spl/Kconfig

22 	bool "Support ADC driver in SPL"
25 	  The adc drive can be used to measure voltage in spl if need.
44 	bool "Call board-specific initialization in SPL"
53 	  Some platforms (e.g. the Rockchip RK3368) provide support in their
58 	  BOOT_DEVICE_BOOTROM (or fall-through to the next boot device in the
80 	prompt "Only use malloc_simple functions in the SPL"
89 	prompt "Only use malloc_simple functions in the TPL"
99 	  SPL starts off execution in SRAM and thus typically has only a small
100 	  stack available. Since SPL sets up DRAM while in its board_init_f()
110 	  Specify the address in SDRAM for the SPL stack. This will be set up
120 	  to give board_init_r() a larger heap then the initial heap in
124 	bool "BSS section is in a different memory region from text"
126 	  Some platforms need a large BSS region in SPL and can provide this
133 	bool "Display a board-specific message in SPL"
141 	bool "Skip code relocation in SPL"
171 	  Use sector number for specifying U-Boot location on MMC/SD in
188 	  in raw mode. Units: MMC sectors (1 sector = 512 bytes).
194 	  Use a partition for loading U-Boot when using MMC/SD in raw mode.
202 	  used in raw mode
208 	  Use partition type for specifying U-Boot partition on MMC/SD in
218           used in raw mode.
225 	  used in raw mode.
228 	hex "Sector address to load misc in SPL"
236 	  Enable this to support CRC32 in FIT images within SPL. This is a
246 	  Enable this to support MD5 in FIT images within SPL. An MD5
259 	  Enable this to support SHA1 in FIT images within SPL. A SHA1
271 	  Enable this to support SHA256 in FIT images within SPL. A SHA256
274 	  use in secure applications since (as at 2016) there is no known
278 	  supported in U-Boot.
287 	  in SPL, if space for the SPL binary is very tight.
299 	  Enable this to support CPU drivers in SPL. These drivers can set
301 	  name. This can be useful in SPL since setting up the CPUs earlier
303 	  drivers in drivers/cpu as part of an SPL build.
308 	  Enable crypto drivers in SPL. These drivers can be used to
309 	  accelerate secure boot processing in secure applications. Enable
310 	  this option to build the drivers in drivers/crypto as part of an
316 	  Enable keylad drivers in SPL. These drivers can be used to pass
318 	  this option to build the drivers in drivers/keylad as part of an
326 	  Enable hashing drivers in SPL. These drivers can be used to
327 	  accelerate secure boot processing in secure applications. Enable
334 	  Enable DMA (direct-memory-access) drivers in SPL. These drivers
337 	  in drivers/dma as part of an SPL build.
342 	  Enable miscellaneous drivers in SPL. These drivers perform various
344 	  option to build the drivers in drivers/misc as part of an SPL
345 	  build, for those that support building in SPL (not all drivers do).
350 	  Enable environment support in SPL. The U-Boot environment provides
353 	  needed in SPL as it has a much simpler task with less
357 	  and env_set() available in SPL.
364 	  Enable save environment support in SPL after setenv. By default
365 	  the saveenv option is not provided in SPL, but some boards need
366 	  this support in 'Falcon' boot, where SPL need to boot from
378 	  drivers in SPL. This permits SPL to load U-Boot over an Ethernet
387 	  U-Boot (or Linux in Falcon mode) to be loaded from an EXT
396 	  permits U-Boot (or Linux in Falcon mode) to be loaded from a FAT
403 	  Enable support for FPGAs in SPL. Field-programmable Gate Arrays
414 	  Enable support for GPIOs (General-purpose Input/Output) in SPL.
418 	  input. GPIOs can be useful in SPL to enable a 'sign-of-life' LED,
419 	  for example. Enable this option to build the drivers in
425 	  Enable support for the I2C (Inter-Integrated Circuit) bus in SPL.
430 	  hardware. I2C can be useful in SPL to configure power management
432 	  Enable this option to build the drivers in drivers/i2c as part of
441 	  boards. Enable this option to build the code in common/ as part of
449 	  used in MMC and USB sticks). Partitions provide a way for a disk
453 	  devices, typically with an EXT2 or FAT filesystem in each. This
454 	  option enables whatever partition support has been enabled in
455 	  U-Boot to also be used in SPL. It brings in the code in disk/.
463 	  boards. Enable this option to build the code in lib/ as part of an
474 	  this option to build the drivers in drivers/mmc as part of an SPL
478 	bool "MMC/SD/SDIO card support for write operations in SPL"
482 	  Enable write access to MMC and SD Cards in SPL
503 	hex "Location in MTD block to read U-Boot from"
511 	bool "nand & spi nand & spi nor support for write operations in SPL"
515 	  Enable write access to nand & spi nand & spi nor in SPL
520 	  Enable support for Mentor Graphics USB in SPL. This is a new
522 	  the drivers in drivers/usb/musb-new as part of an SPL build. The
523 	  old drivers are in drivers/usb/musb.
528 	  Enable support for NAND (Negative AND) flash in SPL. NAND flash
530 	  This enables the drivers in drivers/mtd/nand/raw as part of an SPL
536 	  Enable support for network devices (such as Ethernet) in SPL.
548 	  of a client.  This is often used in practice to allow for the DHCP
554 	bool "Drop CPU code in SPL"
565 	  OR) flash in SPL. NOR flash is slow to write but fast to read, and
573 	  Enable support for execute in place of U-Boot or kernel image. There
575 	  in place. Its very useful in systems having enough flash but not
581 	  Enable support for OneNAND (Negative AND) flash in SPL. OneNAND is
583 	  load U-Boot from supported devices. This enables the drivers in
607 	  Enable support for PCI in SPL. For platforms that need PCI to boot,
608 	  or must perform some init using PCI in SPL, this provides the
609 	  necessary driver support. This enables the drivers in drivers/pci
615 	  Enable support for PCH (Platform Controller Hub) devices in SPL.
616 	  These are used to set up GPIOs and the SPI peripheral early in
617 	  boot. This enables the drivers in drivers/pch as part of an SPL
623 	  Enable support for PCIE EP driver in SPL. The RC will download the
629 	  Enable support for POST (Power-on Self Test) in SPL. POST is a
632 	  performed before booting. This enables the drivers in post/drivers
638 	  Enable support for power control in SPL. This includes support
642 	  useful in SPL to turn on boot peripherals and adjust CPU voltage
644 	  in drivers/power, drivers/power/pmic and drivers/power/regulator
651 	  Enable support for pwm in SPL. This allows use pwm to control
658 	  Enable booting of an image in RAM. The image can be preloaded or
662 	bool "Support booting from preloaded image in RAM"
666 	  Enable booting of an image already loaded in RAM. The image has to
667 	  be already in memory when SPL takes over, e.g. loaded by the boot
673 	  Enable RTC (Real-time Clock) support in SPL. This includes support
676 	  needed. This enables the drivers in drivers/rtc as part of an SPL
682 	  Enable support for SATA (Serial AT attachment) in SPL. This allows
684 	  loading U-Boot. SATA is used in higher-end embedded systems and
692 	  Enable support for UFS in SPL. This allows
707 	  Enable support for serial in SPL. This allows use of a serial UART
708 	  for displaying messages while SPL is running. It also brings in
716 	  Enable support for using SPI flash in SPL, and loading U-Boot from
720 	  lines). This enables the drivers in drivers/mtd/spi as part of an
733 	hex "Location in RKNAND block to read U-Boot from"
757 	 tables as per JESD216 standard in SPL.
763 	  SPI NOR in U-Boot SPL.
770 	  Enable support for using SPI in SPL. This is used for connecting
784 	  device can be attached. This option enables the drivers in
791 	  Enable support for USB devices in SPL. This allows use of USB
801 	  in SPL.
809 	  drivers in SPL. This permits SPL to load U-Boot over a
821 	  This feature enables the DFU (Device Firmware Upgarde) in SPL with
845 	  Enable Serial Download Protocol (SDP) device support in SPL. This
853 	  Enable support for watchdog drivers in SPL. A watchdog is
856 	  enables the drivers in drivers/watchdog as part of an SPL build.
863 	  means of transmitting U-Boot over a serial line for using in SPL,
871 	  is loaded by SPL (which is considered as BL2 in ATF terminology).
934 	bool "Enable boot kernel in SPL"
937 	  Enable boot kernel in SPL.
940 	bool "Enable boot kernel in SPL with prebuilt program"
944 	  Enable boot kernel in SPL with prebuilt program.
947 	hex "Sector address to load kernel in SPL"
953 	hex "Sector address to load ramdisk in SPL"
960 	hex "Kernel load address in spl"
965 	  This is used to boot kernel in spl.
968 	hex "The compressed kernel in spl"
971 	  Load compressed kernel in this address, then call the
983 	hex "Device tree blob load address in spl"
988 	  This is used to boot kernel in spl.
991 	hex "Ramdisk load address in spl"
996 	  This is used to boot kernel in spl.
999 	hex "The compressed ramdisk in spl"
1002 	  Load compressed ramdisk in this address, then call the
1024 	bool "Call board-specific initialization in TPL"
1066         int "Maximum size (in bytes) for the TPL stage"
1070 	  The maximum size (in bytes) of the TPL stage.
1082 	  Some platforms (e.g. the Rockchip RK3368) provide support in their
1087 	  BOOT_DEVICE_BOOTROM (or fall-through to the next boot device in the
1091 	bool "Support misc drivers in TPL"
1093 	  Enable miscellaneous drivers in TPL. These drivers perform various
1095 	  option to build the drivers in drivers/misc as part of an TPL
1096 	  build, for those that support building in TPL (not all drivers do).
1101 	  Enable environment support in TPL. See SPL_ENV_SUPPORT for details.
1106 	  Enable support for the I2C bus in TPL. See SPL_I2C_SUPPORT for
1122 	bool "Support not to use spl framework in TPL"
1124 	  Enable support for not using spl framework in TPL, to reduce the TPL size.
1141 	  Enable support for NAND in TPL. See SPL_NAND_SUPPORT for details.
1146 	  Enable support for serial in TPL. See SPL_SERIAL_SUPPORT for
1152 	  Enable support for using SPI flash in TPL. See SPL_SPI_FLASH_SUPPORT
1158 	  Enable support for using SPI in TPL. See SPL_SPI_SUPPORT for