add support for using spl code on at91sam9260 and at91sam9g45
based boards.
Signed-off-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Bo Shen <voice.shen@atmel.com>
Reviewed-by: Andreas Bießmann <andreas.devel@googlemail.com>
[adopt Bo's change in spl.c]
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
- compile mpddrc ram init code also for AT91SAM9M10G45
based boards.
- in CONFIG_SAMA5D3 case, look for the ATMEL_MPDDRC_CR_DECOD_INTERLEAVED
in the cr configuration
Signed-off-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Andreas Bießmann <andreas.devel@googlemail.com>
Reviewed-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
use the configure value for computing the ba_off value
not the value from the cr register. This leaded in a
wrong ram configuration on the upcoming corvus spl board
support.
Signed-off-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Andreas Bießmann <andreas.devel@googlemail.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
The clock source for master clock can be slow clock, main clock,
plla clock or upll clock. So, make the clock source selection
field in mckr can be configured.
Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
We need to make sure the main clock ready field in MCFR is set
after switch to main crystal oscillator.
Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
Without this the cache will only work in write-through mode, and as soon as
it is put in write-back mode things break.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
Add full support for dram initialization, using a fixed clock and autodetection
of the memory organization (numbers of channels, bus-width, etc.).
This is based on dram_sun6i.c and dram.h from u-boot in the Allwinner A31 SDK,
extended with extra initialization sequences and the autodetect algorithm
from boot0.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
Add clock_init_safe and clockset_pll5 functions, as these are needed for
SPL support resp. DRAM init (which is needed for SPL too).
Also add some extra clock register constant defines.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
The A31 uses a new push-pull two wire interface, which features higher
transfer speeds (upto 6 MHz) in theory. While the hardware can burst 8
bytes each time, this driver will only see very little use and thus is
limited to single byte transmission only.
Signed-off-by: Oliver Schinagl <oliver@schinagl.nl>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
Commit 2e07c249a6 (kconfig: arm: introduce symbol for ARM CPUs)
collected the default values of CONFIG_SYS_CPU into arch/arm/Kconfig.
This commit moves "armv8" to there for consistency.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Acked-by: Georges Savoundararadj <savoundg@gmail.com>
This commit adds "select CPU_V7" for some new boards that were not
covered by commit 2e07c249a6
(kconfig: arm: introduce symbol for ARM CPUs).
Redundant "SYS_CPU" defines and "string" directives should be removed.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Acked-by: Stefan Roese <sr@denx.de>
Acked-by: Georges Savoundararadj <savoundg@gmail.com>
The bmode command forces the SoC to use a specific boot device
by writing its boot mode into SRC_GPR9, and notifying the SoC of
the change using SRC_GPR10[28] bit: if the bit is on, bootROM
uses the value in SRC_GPR9 instead of SRC_SMBR1 to determine
the boot device.
SPL on the other hand is oblivious to this distinction, so once
the bootROM loads SPL from the device configured in SRC_GPR10,
SPL will attempt to load U-Boot from the device configured in
SRC_SMBR1, which is not updated by the bootROM to the value in
SRC_GPR9.
The result is that the selected boot device is not used across all
the boot stages.
Update spl_boot_device() to look at gpr9 when necessary.
Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Troy Kisky <troy.kisky@boundarydevices.com>
Cc: Tim Harvey <tharvey@gateworks.com>
Cc: Eric Nelson <eric.nelson@boundarydevices.com>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Heiko Schocher <hs@denx.de>
Remove two gratuituous blank lines, uses u32 (instead of int) as the
type for values that will be written to a register, moves the beginning
of the variable declaration section to a separate line (rather than the
one with the opening brace) and keeps the function signature on a single
line where possible.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Acked-by: Simon Glass <sjg@chromium.org>
CONFIG_UNIPHIER_SERIAL has been moved to Kconfig and
it is defined in ./.config but not in spl/.config,
so pin_init() should be called from the normal image
so that UART works correctly.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
This commit merges
arch/arm/cpu/armv7/uniphier/ph1-*/board_postclk_init.c
to
arch/arm/cpu/armv7/uniphier/board_postclk_init.c
Because PH1-Pro4 does not have the BCU block, add __weak to
bcu_init().
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Support EHCI host driver used on Panasonic UniPhier platform.
Since Device Tree is not supported on UniPhier yet, the base address
of USB cores are passed from board files (platdevice.c).
TODO for me:
Move the base address to device trees.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Acked-by: Marek Vasut <marex@denx.de>
If a support card is attached to the main board, the on-board
SMSC9118 LAN controller is available. It must be kept in reset
state for a while on start-up.
When the board is kicked via a debbuger rather than pushing the
hardware reset button, on-board chips are not reset; in this case
the reset signals should be asserted by software.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Add a defconfig and Kconfigury for the Digilent ZYBO board.
Signed-off-by: Peter Crosthwaite <crosthwaite.peter@gmail.com>
Acked-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
Reviewed-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
cppcheck reports:
[arch/arm/cpu/arm926ejs/mxs/timer.c:96]: (error) Uninitialized
variable: now
Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Marek Vasut <marex@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Renesas R8A7793 is CPU with Cortex-A15. This supports the basic register
definition and GPIO and framework of PFC.
Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
There are a number of places where U-Boot intentionally and legally
accesses physical address 0x0000, for example when installing
exception vectors on systems where these are located in low memory.
Add "cppcheck-suppress nullPointer" comments to silence cppcheck
where this is intentional and legal.
Signed-off-by: Wolfgang Denk <wd@denx.de>
This function will be needed by the upcoming Designware master SPI
driver. As the SPI master controller is held in reset by the current
Preloader implementation. So we need to release the reset for the
driver to communicate with the controller.
This function is called from arch_early_init_r() if the SPI
driver is enabled.
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Chin Liang See <clsee@altera.com>
Cc: Dinh Nguyen <dinguyen@altera.com>
Cc: Vince Bridgers <vbridger@altera.com>
Cc: Marek Vasut <marex@denx.de>
Cc: Pavel Machek <pavel@denx.de>
This function will be needed by the upcoming Designware master SPI
driver.
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Chin Liang See <clsee@altera.com>
Cc: Dinh Nguyen <dinguyen@altera.com>
Cc: Vince Bridgers <vbridger@altera.com>
Cc: Marek Vasut <marex@denx.de>
Cc: Pavel Machek <pavel@denx.de>
CompuLab cm-t3517 is Computer on Module (CoM) based on AM3517 SoC.
Features: up to 256MB DDR2, up to 512MB NAND, USB hub, mUSB, WiFi, BT,
Analog audio codec, touch screen controller, LED.
Add basic support including:
LED, Serial console, NAND, MMC, GPIO, I2C, 256MB DRAM.
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Current get_board_rev() function returns a hard coded value which is
obviously incorrect for the majority of boards.
Allow boards to provide a correct implementation by making this
function weak.
In addition open code the trivial and useless BOARD_REV_ID define and
adjust the comment.
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Cc: Tom Rini <trini@ti.com>
With driver model we will have access to a bank pointer, so we want to
use it rather than converting back to a number, and then back to a
bank pointer. Add functions to provide this feature.
Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Mostly automatic with:
sed -i -e 's/CONFIG_\(SUN[45678]I\)/CONFIG_MACH_\1/g' $(git grep -l CONFIG_SUN[45678]I)
followed by removing the relevant #defines from include/configs/sun?i.h by
hand.
Signed-off-by: Ian Campbell <ijc@hellion.org.uk>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
If CONFIG_RMOBILE_EXTRAM_BOOT is enabled, U-Boot is booted from External RAM.
The default boot address is 0x70000000.
Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
If CONFIG_RMOBILE_EXTRAM_BOOT is enabled, U-Boot is booted from External RAM.
The default boot address is 0x70000000.
Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
If CONFIG_RMOBILE_EXTRAM_BOOT is enabled, U-Boot is booted from External RAM.
The default boot address is 0xB0000000.
Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Initialization of L2CTLR[5] was set only as R8A7790 by commit
237faf095f.
However, initialization of cash needs to be performed continuously.
This changes into the processing which continues initialization of
L2CTLR[5] into L2CTLR cash and performs it.
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
