Once we run on multiple SoCs we must know which arm architecture we
are on. Add cpu_architecture() from the kernel to detect it.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
- increased the region size for OMAP3, as it was not correct
- decrease region size for OMAP4 to prevent overlapping.
Signed-off-by: Teresa Gámez <t.gamez@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
As the gpio functions are not available at this point, set the gpio manually.
Signed-off-by: Teresa Gámez <t.gamez@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
start() for the PBL case is a duplicate of board_init_lowlevel_return().
Instead of duplicating it just call it.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
The at91sam9260ek has a custom reset function which does the same thing
as the default function. Also it does not define MACH_HAS_LOWLEVEL_INIT
as it should do. Remove the function.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
- for i.MX1 the register is in the System Control unit, so move
the code to arch/arm/mach-imx/imx1.c
- for the other i.MX the register is in the watchdog unit, so move
the code to drivers/watchdog/imxwd.c
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
of_alias_get_id() returns the number of the gpio bank, so we have
to multiply with 32 to get the gpio base.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
- Add a separate header file for the iomux-v1 just like done for
iomux-v3.
- initialize iomux from SoC code so that we do not depend on IMX_GPIO_BASE
anymore.
- define registers as offset to the base rather than absolute addresses
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
All i.MX SoCs now use the same imx_silicon_revision() function to get
the revision. Add a separate header file for it and a common function
used on all SoCs.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Sometimes Assembler beats C. In this case a small assembler
function called without parameters can:
- copy a binary to its link address
- clear the bss
- return to the same position in the copied binary
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
update gpiolib to select GENERIC_GPIO and provice a generic header
use is on versatilepb
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.12 (GNU/Linux)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=6Xdm
-----END PGP SIGNATURE-----
Merge tag 'gpio_arm' of git://git.jcrosoft.org/barebox into for-next/gpio
add gpio primcell pl061 support
update gpiolib to select GENERIC_GPIO and provice a generic header
use is on versatilepb
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
This adds the device id mechanism to the i.MX fec driver and
uses it to determine the fec version. Also adds devicetree
probing support.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
We called create_sections with 4096MB as size argument, but create_sections
expected the argument in bytes, so create sections was completely optimized
away due to the size >>= 20. This patch changes the size argument to be in
megabytes and adjusts map_cachable to pass the argument in megabytes.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
We can't do anything useful in the error function, so we just hang.
This has the advantage that at least when a JTAG debugger is connected
we can see what happens. Otherwise the code just jumps to NULL in case
of an error.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Since we have phylib the phy won't be detected after poweron. It seems
the phy needs some time after reset.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
- The i.MX1 timer does not have IPG clock as source, so rename
the define accordingly
- for the i.MX31 timer we want to use the per clock, not the ipg
clock.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
The old clock support is now unused. Remove it. The former i.MX clko
command is superseeded by generic clock manipulation commands.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
remap_cache currently does not work, so enabling the MMU in the
PBL currently does not make sense. Disable it for now.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This way you can specify as previously set the dhcp parameter via global.dhcp.xxx
and get the result via global.dhcp.xxx
This is need for the defaultenv-2 to add the bootp suppport.
Use it on defaultenv too to have only one set of var.
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
The following missed to add a jump to board_init_lowlevel_return for the
phycard pca100 board:
| commit 244198ea8b
| Author: Sascha Hauer <s.hauer@pengutronix.de>
| Date: Sun Jul 8 18:30:42 2012 +0200
|
| ARM boards: Use _text rather than TEXT_BASE
|
| With compressed image support TEXT_BASE will become the base
| address of the uncompressed image. What the boards want instead
| is the base address of the decompressor code or, if not compressed,
| the base address of the uncompressed image. Use _text which is
| the correct one for both cases.
|
| Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This fixes it by adding the jump. Also imx_nand_load_image is directly
called from lowlevel_init.S which fixes compilation with pbl support
enabled.
Tested with both compression enabled and disabled.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Booting from SPI on an AM35xx (and possibly other TI SOCs) requires
a special format:
- 32 bit image size in big-endian
- 32 bit load address in big-endian
- binary image converted from little- to big-endian
The mk-am35xx-spi-image tool converts barebox.bin to
this format.
Signed-off-by: Jan Luebbe <jlu@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
The cfa10036 board file were missing the length parameter when adding
devices. This made barebox crash early in the boot, in the mxs-mci
driver.
Provide the resources lengths in a consistent format.
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
On some SoCs (for example AM35xx), the ROM bootloader passes useful
information in r0 when jumping to barebox.
To avoid overwriting this in the generic reset code, we introduce
common_reset as a C function and as an assembler macro. This is then
called form the reset entry point (either in common or in board code).
This patch is based on code by Sascha Hauer <s.hauer@pengutronix.de>.
Signed-off-by: Jan Luebbe <jlu@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This is unused now and not needed. We have a board_init_lowlevel. If a
board needs some architecture setup it can always call it from its
board_init_lowlevel.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
OMAP3 is the only architecture which has a arch_init_lowlevel in
which it invalidates the dcache. This can easily be done in
board_init_lowlevel aswell. Since on OMAP3 we are always executed
in SRAM we'll never need a board specific lowlevel_init. So the
easiest way of getting rid of this special handling is to just
rename the function.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This will allow speed up the dev on framebuffer.
By default the resolution is VGA but this can be changed via cmdline.
We use a pthread to Flip the screen every 100ms as we can not detect when
barebox update it as barebox simpliy write in a buffer.
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This is unused now and not needed. We have a board_init_lowlevel. If a
board needs some architecture setup it can always call it from its
board_init_lowlevel.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
OMAP3 is the only architecture which has a arch_init_lowlevel in
which it invalidates the dcache. This can easily be done in
board_init_lowlevel aswell. Since on OMAP3 we are always executed
in SRAM we'll never need a board specific lowlevel_init. So the
easiest way of getting rid of this special handling is to just
rename the function.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Adapt phylib from linux
switch all the driver to it
reimplement mii bus
This will allow to have
- phy drivers
- to only connect the phy at then opening of the device
- if the phy is not ready or not up fail on open
Same behaviour as in linux and will allow to share code and simplify porting.
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
This will crash when use registered bus with device registered to it.
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
To get rid of the register definitions in the SoC header files.
platform_device_id is used to distinguish between gpt types.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
The FSF address has changed in the past. Instead of updating it
each time the address changes, just drop it completely treewide.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
When the i.MX28 boots from USB, the ROM code sets this bit. When
after a reset the ROM code detects that this bit is set it will
boot from USB again. This means that if we boot once from USB the
chip will continue to boot from USB until the next power cycle.
To prevent this (and boot from the configured bootsource instead)
clear this bit here. This bit is not documented in the datasheets,
it was figured out the hard way. Whether this is the same on i.MX23
is currently not known.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This fixes the following warnings:
arch/arm/boards/freescale-mx6-sabrelite/board.c: In function 'sabrelite_ehci_init':
arch/arm/boards/freescale-mx6-sabrelite/board.c:265:2: warning: implicit declaration of function 'imx6_usb_phy1_disable_oc' [-Wimplicit-function-declaration]
arch/arm/boards/freescale-mx6-sabrelite/board.c:266:2: warning: implicit declaration of function 'imx6_usb_phy1_enable' [-Wimplicit-function-declaration]
Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
mips currently uses local_irq_save and local_irq_restore
which are not defined. Drop them.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Antony Pavlov <antonynpavlov@gmail.com>
Use 512k NAND Partion for barebox in enviroment and boards code
pcm049: use 4MB for kernel
Signed-off-by: Jan Weitzel <j.weitzel@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
In a previous patch, Sascha needed to add __ashrdi3 and then linked
to libgcc. This patch add the ashrdi3 function in the arch/openrisc/lib
directory and remove the libgcc dependency.
Signed-off-by: Franck Jullien <franck.jullien@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
As we may try to get it from the env.
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
so be can add more format support
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This allow to detect the amba device and use the right driver for it at
runtime.
With pl011 amba support (ARM & ST Variant)
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.12 (GNU/Linux)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=m4nO
-----END PGP SIGNATURE-----
Merge tag 'amba_bus' of git://git.jcrosoft.org/barebox into for-next/amba
arm: Introduce ARM AMBA bus
This allow to detect the amba device and use the right driver for it at
runtime.
With pl011 amba support (ARM & ST Variant)
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
The end boundary of each registers set may overlap with the start
of the next register set. Subtract 1 to the end boundary.
Signed-off-by: Renaud Barbier <renaud.barbier@ge.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
For some reason, the mxs-boards missed some length parameters when adding
devices. This made reading from ocotp crash in the current version.
Provide missing lengths, use a consistent format and fix the length for
the LCDIF.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Add missed case statement to ignore 'i' parameter
in first getopt loop.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Fix setting of size_t ssize_t and ptrdiff_t for 32 bit and
64 bit systems.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
GCC versions below 4.6 don't set __BYTE_ORDER__
with __ORDER_LITTLE_ENDIAN__. So it's better to use
__BYTE_ORDER and __LITTLE_ENDIAN instead.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
imx23-olinuxino is a board designed by Olimex.
It has the following features:
- Freescale iMX233 ARM926J processor at 454MHz
-64 MB RAM
-SD-card connector
-TV PAL/NTSC video output
-2 USB High Speed Hosts
-Ethernet 100 Mbit
-Stereo Audio Input
-Stereo Headphones Audio Output
More information at:
http://www.olimex.com/dev/imx233-olinuxino-maxi.html
Signed-off-by: Fadil Berisha <f.koliqi@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
The current approach to get the offset between link and runtime address
is fragile. It requires a big fat comment to put no code above it and it
requires an extra linker section. Instead use a small assembler function.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This function returns the offset between the address barebox is linked at
and the address barebox is currently running at.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Add functions to read the barebox_arm_head, check barebox magicword
and read out the barebox image size.
Create a inital partion of 1Mb to access the barebox image on nand.
Signed-off-by: Jan Weitzel <j.weitzel@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
in commit 2bdc9f57a8 the iomux was synced
with the kernel but this leads to some changes in the PAD_CTRL of some
FEC pins leading to a non working FEC on our cpuimx51 board.
This patch set back the PAD_CTRL of the missing pins to the initial
value.
Signed-off-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
When building a special image from the original (compressed or
not) binary, to not overwrite KBUILD_BINARY.
This allows producing multiple images (such as MLO, UBL, ...)
from the (z)barebox.bin. In the case where no special image is
used, KBUILD_IMAGE is set to KBUILD_BINARY.
This patch was developed together with Sascha Hauer. Thanks!
Signed-off-by: Jan Luebbe <jlu@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
so we are smaller than the 256KiB reserved for barebox
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
so we are smaller than the 256KiB reserved for barebox
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Support for both i2c busses on the p2020rdb board is added and the
configuration file is updated to add the I2C driver and commands.
Signed-off-by: Renaud Barbier <renaud.barbier@ge.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
A function to calculate the frequency divider and digital filter sampling rate
for the 85xx processors is added to the i2c-imx driver. Hence, this driver is
usable on IMX and 85xx machines.
Signed-off-by: Renaud Barbier <renaud.barbier@ge.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
The IMX i2c driver is to be used by SOCs on both the ARM and PPC architetures.
Use a more neutral name for the structure, function names and #define.
The driver name is now "i2c-fsl".
Signed-off-by: Renaud Barbier <renaud.barbier@ge.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This file is copied from Linux 2.6.39. It is added so that the P2020RDB
can still build.
Signed-off-by: Renaud Barbier <renaud.barbier@ge.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
struct mc13xxx is dereferenced to be able to use dev_info. This is
not necessary since the informations are not mc13xxx related but
3stack related.
- remove unneeded mc13892 raw version printout
- use printk for telling that the init sequence failed.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
In order to use the IMX i2c driver on the mpc85xx SOC, the file mach/clocks.h
is renamed mach/clock.h. Files using this header are updated accordingly.
Signed-off-by: Renaud Barbier <renaud.barbier@ge.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Add in sandbox asm/io.h the asm-generic/io.h header file.
Needed by NAND support.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
switch ipe337: to it at the same time to do not brake it
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
If a second bootstream was used, there was a sanity check which was not
only wrong (using erasesize instead of writesize) but also superfluous
(we got the block from an existing cdev, so it must be in the flash
range). Simply remove it to make bcb work as expected.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
The i2c-imx driver is able to support the I2C bus on the 85xx machines
with minor modifications. It already defines register offsets. Therefore,
this header file is no longer needed.
Signed-off-by: Renaud Barbier <renaud.barbier@ge.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
A function that returns the system bus frequency used to compute the i2c bus
frequency is added for future use.
Signed-off-by: Renaud Barbier <renaud.barbier@ge.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Add a function to take the usbphy1 through its initialization procedure.
The imx6_usb_phy1_disable_oc function is needed at least on the sabrelite,
as the power design is faulty. The state on other imx6 boards is unknown,
therefore it is an extra function call at the moment.
Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
tested with a m25p128 flash both in nand boot & spi boot.
Signed-off-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Change clock init to allow early gpio access. Add support for 4460 clocks.
Signed-off-by: Jan Weitzel <j.weitzel@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
based on: [U-Boot] [PATCH v 4/5] omap4: support TPS programming
TPS62361 is the new power supply used in OMAP4460 that
supplies vdd_mpu.
VCORE1 from Phoenix supplies vdd_core and VCORE2 supplies
vdd_iva. VCORE3 is not used in OMAP4460.
Signed-off-by: F. Gasnier fabrice.gasnier@cenosys.com
Signed-off-by: Jan Weitzel <j.weitzel@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Sascha Hauer
Vicente
Teresa Gámez
Alexander Shiyan
Jean-Christophe PLAGNIOL-VILLARD
Jan Luebbe
Maxime Ripard
Franck Jullien
Steffen Trumtrar
Jan Weitzel
Renaud Barbier
Wolfram Sang
Alexander Aring
Fadil Berisha
Eric Bénard
gregory hermant