twl4030: fix potential power supply handling issues
twl4030_pmrecv_vsel_cfg currently first sets up device group (effectively
enabling the supply), and only then sets vsel (selects voltage). This could
lead to wrong voltage for a short time, or even long time if second i2c
write fails.
Fix this by writing vsel first and device group after that. Also
introduce error checking to not enable the supply if we failed to set
the voltage, and start logging errors as power supply problems are
usually important.
Stefano Babic [Wed, 21 Mar 2012 23:56:17 +0000 (23:56 +0000)]
NAND: TI: fix warnings in omap_gpmc.c
The following warnings are reported for boards using SOFT ECC.
omap_gpmc.c:33:30: warning: 'hw_nand_oob' defined but not used
omap_gpmc.c:78:13: warning: 'omap_hwecc_init' defined but not used
omap_gpmc.c:116:12: warning: 'omap_correct_data' defined but not used
omap_gpmc.c:182:12: warning: 'omap_calculate_ecc' defined but not used
omap_gpmc.c:208:13: warning: 'omap_enable_hwecc' defined but not used
Signed-off-by: Stefano Babic <sbabic@denx.de> Cc: Tom Rini <trini@ti.com> Cc: Scott Wood <scottwood@freescale.com>
Tom Rini [Thu, 15 Mar 2012 04:01:46 +0000 (04:01 +0000)]
cam_enc_4xx: Rename 'images' to 'imgs'
To avoid a conflict with common/cmd_bootm.c's 'images' (which is
exposed as part of the Linux SPL series), rename the board-specific
'images' to 'imgs'.
Simon Schwarz [Thu, 15 Mar 2012 04:01:45 +0000 (04:01 +0000)]
arm: Add Prep subcommand support to bootm
Adds prep subcommand to bootm implementation of ARM. When bootm is called
with the subcommand prep the function stops right after ATAGS creation and
before announce_and_cleanup.
This is used in command "cmd_spl export"
Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com> Acked-by: Stefano Babic <sbabic@denx.de> Tested-by: Stefano Babic <sbabic@denx.de> Signed-off-by: Tom Rini <trini@ti.com>
Stefano Babic [Thu, 15 Mar 2012 04:01:44 +0000 (04:01 +0000)]
OMAP3: twister: add support to boot Linux from SPL
Signed-off-by: Stefano Babic <sbabic@denx.de> CC: Tom Rini <tom.rini@gmail.com> CC: Wolfgang Denk <wd@denx.de> CC: Simon Schwarz <simonschwarzcor@gmail.com>
Stefano Babic [Thu, 15 Mar 2012 04:01:43 +0000 (04:01 +0000)]
SPL: call cleanup_before_linux() before booting Linux
Signed-off-by: Stefano Babic <sbabic@denx.de> CC: Tom Rini <tom.rini@gmail.com> CC: Wolfgang Denk <wd@denx.de> CC: Simon Schwarz <simonschwarzcor@gmail.com>
Stefano Babic [Thu, 15 Mar 2012 04:01:42 +0000 (04:01 +0000)]
OMAP3: SPL: do not call I2C init if no I2C is set.
Call i2c initialization in spl_board_init only if I2C
is configured for the board.
Signed-off-by: Stefano Babic <sbabic@denx.de> CC: Tom Rini <tom.rini@gmail.com> CC: Wolfgang Denk <wd@denx.de> CC: Simon Schwarz <simonschwarzcor@gmail.com>
Stefano Babic [Thu, 15 Mar 2012 04:01:41 +0000 (04:01 +0000)]
Add cache functions to SPL for armv7
Signed-off-by: Stefano Babic <sbabic@denx.de> CC: Tom Rini <tom.rini@gmail.com> CC: Wolfgang Denk <wd@denx.de> CC: Simon Schwarz <simonschwarzcor@gmail.com>
Simon Schwarz [Thu, 15 Mar 2012 04:01:40 +0000 (04:01 +0000)]
devkit8000: Implement and activate direct OS boot
- Implements spl_start_uboot() for devkit8000
- Add configs to activate direct OS boot from SPL
Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com> CC: Tom Rini <tom.rini@gmail.com> CC: Stefano Babic <sbabic@denx.de> CC: Wolfgang Denk <wd@denx.de>
Simon Schwarz [Thu, 15 Mar 2012 04:01:39 +0000 (04:01 +0000)]
omap/spl: change output of spl_parse_image_header
This only outputs "Assuming u-boot.bin..." if debug is active.
Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com> CC: Tom Rini <tom.rini@gmail.com> CC: Stefano Babic <sbabic@denx.de> CC: Wolfgang Denk <wd@denx.de>
Simon Schwarz [Thu, 15 Mar 2012 04:01:38 +0000 (04:01 +0000)]
omap-common/spl: Add linux boot to SPL
This adds Linux booting to the SPL
This depends on CONFIG_MACH_TYPE patch by Igor Grinberg
(http://article.gmane.org/gmane.comp.boot-loaders.u-boot/105809)
Related CONFIGs:
CONFIG_SPL_OS_BOOT
Activates/Deactivates the OS booting feature
CONFIG_SPL_OS_BOOT_KEY
defines the IO-pin number u-boot switch - if pressed u-boot is
booted
CONFIG_SYS_NAND_SPL_KERNEL_OFFS
Offset in NAND of direct boot kernel image to use in SPL
CONFIG_SYS_SPL_ARGS_ADDR
Address where the kernel boot arguments are expected - this is
normaly RAM-begin + 0x100
Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com> CC: Tom Rini <tom.rini@gmail.com> CC: Stefano Babic <sbabic@denx.de> CC: Wolfgang Denk <wd@denx.de>
Simon Schwarz [Thu, 15 Mar 2012 04:01:37 +0000 (04:01 +0000)]
devkit8000/spl: init GPMC for dm9000 in SPL
Linux crashes if the GPMC isn't configured for the dm9000.
Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com> CC: Tom Rini <tom.rini@gmail.com> CC: Stefano Babic <sbabic@denx.de> CC: Wolfgang Denk <wd@denx.de>
Simon Schwarz [Thu, 15 Mar 2012 04:01:36 +0000 (04:01 +0000)]
omap-common: Add NAND SPL linux booting
This implements booting of Linux from NAND in SPL
Related config parameters:
CONFIG_SYS_NAND_SPL_KERNEL_OFFS
Offset in NAND of direct boot kernel image to use in SPL
CONFIG_SYS_SPL_ARGS_ADDR
Address where the kernel boot arguments are expected - this is
normally RAM-start + 0x100 (on ARM)
Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com> CC: Tom Rini <tom.rini@gmail.com> CC: Stefano Babic <sbabic@denx.de> CC: Wolfgang Denk <wd@denx.de>
Simon Schwarz [Thu, 15 Mar 2012 04:01:35 +0000 (04:01 +0000)]
devkit8000: add config for spl command
This adds some configs for devkit8000 to use the new spl command
Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com> CC: Tom Rini <tom.rini@gmail.com> CC: Stefano Babic <sbabic@denx.de> CC: Wolfgang Denk <wd@denx.de>
Simon Schwarz [Thu, 15 Mar 2012 04:01:34 +0000 (04:01 +0000)]
Add cmd_spl command
This adds a spl command to the u-boot.
Related config:
CONFIG_CMD_SPL
activate/deactivate the command
CONFIG_CMD_SPL_NAND_OFS
Offset in NAND to use
Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com> Signed-off-by: Stefano Babic <sbabic@denx.de> CC: Tom Rini <tom.rini@gmail.com> CC: Wolfgang Denk <wd@denx.de>
Fabio Estevam [Mon, 19 Mar 2012 13:41:25 +0000 (13:41 +0000)]
mx53ard: Initialize return code with error
The variable "rc" is the return of board_eth_init() function. Initialize
it with an error code, so that this function can return an error when
CONFIG_SMC911X is not set.
Fabio Estevam [Wed, 21 Mar 2012 05:42:45 +0000 (05:42 +0000)]
mx53: Make PLL2 to be the parent of UART clock
Change the parent UART clock to be PLL2, so that U-boot can also boot
a Freescale 2.6.35 kernel for mx53.
FSL kernel and U-boot changed the UART parent from PLL3 to PLL2 to avoid
conflicts with IPU clocks, so that the video resolution can be changed
without affecting the UART clock.
On a 2.6.35 kernel the serial console is messed up after IPU driver is loaded
and this patch fixes this problem.
Tested on a mx53loco board booting a FSL kernel and also a mainline kernel.
Reported-by: Otavio Salvador <otavio@ossystems.com.br> Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Acked-by: Otavio Salvador <otavio@ossystems.com.br>
Eric Nelson [Mon, 12 Mar 2012 15:04:12 +0000 (15:04 +0000)]
i.MX6: mx6q_sabrelite: add CONFIG_REVISION_TAG
This is needed to support Freescale-supplied userspaces.
At the moment, both the IPU and VPU libraries provided by Freescale
in the "imx-lib" package contain routines which scrape the system
revision from /proc/cpuinfo. In the VPU library, this information is
used to load the proper firmware, allowing a single binary to be used
across various i.MX processors.
Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com> Acked-by: Marek Vasut <marex@denx.de> Acked-by: Stefano Babic <sbabic@denx.de>
Dirk Behme [Wed, 22 Feb 2012 22:50:19 +0000 (22:50 +0000)]
imximage: Remove overwriting of flash_offset
The flash header supports different flash offsets for different
boot devices. E.g. parallel NOR or OneNAND use a different offset
than FLASH_OFFSET_STANDARD (== 0x400).
The flash offset is correctly read from the configuration in
parse_cfg_cmd(). But is then overwritten wrongly in set_imx_hdr_v1/2().
Fix this by removing this overwriting. Use the flash offset
correctly read from the configuration, instead.
If there is no flash_offset read from the configuration file, i.e.
the BOOT_FROM tag is missing, exit with an error message.
Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com> CC: Jason Liu <liu.h.jason@gmail.com> CC: Stefano Babic <sbabic@denx.de> Tested-by: Stefano Babic <sbabic@denx.de>
Marek Vasut [Tue, 6 Mar 2012 10:57:43 +0000 (11:57 +0100)]
IXP: Fix GPIO_INT_ACT_LOW_SET()
The GPIO_INT_ACT_LOW_SET was incorrectly handling interrupt lines higher than 7.
This is due to the fact that there are two registers for total of 16 lines.
Signed-off-by: Marek Vasut <marek.vasut@gmail.com> Cc: Bryan Hundven <bryanhundven@gmail.com> Cc: Michael Schwingen <rincewind@discworld.dascon.de>
Marek Vasut [Tue, 6 Mar 2012 00:10:00 +0000 (01:10 +0100)]
IXP: Fix NAND build warning on PDNB3 and SCPU
nand.c: In function ‘pdnb3_nand_read_buf’:
nand.c:107:4: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
nand.c: In function ‘pdnb3_nand_dev_ready’:
nand.c:124:18: warning: variable ‘val’ set but not used [-Wunused-but-set-variable]
Remove the 4-byte-at-time read mode altogether, the most is bogus and will
likely cause unaligned accesses.
Signed-off-by: Marek Vasut <marex@denx.de> Cc: Bryan Hundven <bryanhundven@gmail.com> Cc: Michael Schwingen <rincewind@discworld.dascon.de>
Marek Vasut [Tue, 6 Mar 2012 00:00:52 +0000 (01:00 +0100)]
IXP: Squash warnings in IXP NPE
IxEthAcc.c: In function ‘ixEthAccInit’:
IxEthAcc.c:105:21: warning: comparison between ‘IxEthDBStatus’ and ‘enum <anonymous>’ [-Wenum-compare]
IxEthDBAPISupport.c: In function ‘ixEthDBPortAddressSet’:
IxEthDBAPISupport.c:633:18: warning: variable ‘ackPortAddressLock’ set but not used [-Wunused-but-set-variable]
IxQMgrDispatcher.c: In function ‘ixQMgrLLPShow’:
IxQMgrDispatcher.c:1194:18: warning: variable ‘q’ set but not used [-Wunused-but-set-variable]
Signed-off-by: Marek Vasut <marex@denx.de> Cc: Bryan Hundven <bryanhundven@gmail.com> Cc: Michael Schwingen <rincewind@discworld.dascon.de>
Marek Vasut [Mon, 5 Mar 2012 23:00:12 +0000 (00:00 +0100)]
IXP: Make IXP buildable with arm-linux- toolchains
Add -EB flag to LD to switch endianness of the linker. This should make armeb
targets buildable again. Also, make use of U-Boot's internal libgcc instead of
toolchain's one, this works around the use of libraries from GCC, which might be
little endian.
Signed-off-by: Marek Vasut <marex@denx.de> Cc: Bryan Hundven <bryanhundven@gmail.com> Cc: Michael Schwingen <rincewind@discworld.dascon.de>
Matt Porter [Tue, 31 Jan 2012 12:03:57 +0000 (12:03 +0000)]
SPL: Add YMODEM over UART load support
Adds support for loading U-Boot from UART using YMODEM protocol.
If YMODEM support is enabled in SPL and the romcode indicates
that SPL loaded via UART then SPL will wait for start of a
YMODEM transfer via the console port.
Signed-off-by: Matt Porter <mporter@ti.com> Signed-off-by: Tom Rini <trini@ti.com>
Tom Rini [Mon, 20 Feb 2012 13:27:43 +0000 (13:27 +0000)]
SPL: Add README.omap3
This document describes the SPL process for OMAP3 (and related) boards
as well as a partial memory map and how to verify certain aspects
outside of running on the target.
Robert Delien [Sun, 26 Feb 2012 12:15:06 +0000 (12:15 +0000)]
Introducing 8-bit wide register, mx28_register_8
This patch introduces an 8-bit register, mx28_register_8, in order to
prepare for fixing erroneous 32-bit wide access of registers
hw_clkctrl_frac0 and hw_clkctrl_frac1.
Signed-off-by: Robert Delien <robert@delien.nl> Acked-by: Marek Vasut <marex@denx.de> Tested-by: Marek Vasut <marex@denx.de>
Dirk Behme [Sun, 12 Feb 2012 21:29:47 +0000 (21:29 +0000)]
mx6q: mx6qsabrelite: Update the README
The SD loader binary is now downloadable at
https://wiki.linaro.org/Boards/MX6QSabreLite
under a open-source 3-clause BSD license. Update the README
for this.
The discussion shows that it's hard to change the hardware
regarding the default SPI NOR boot of the SabreLite boards.
I.e. this will stay the default boot. Therefore remove the
'early version of' statement.
Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com> CC: Stefano Babic <sbabic@denx.de> CC: Jason Liu <liu.h.jason@gmail.com>
Marek Vasut [Mon, 27 Feb 2012 11:56:39 +0000 (12:56 +0100)]
PXA: Fix warning in zipitz2
Configuring for zipitz2 board...
zipitz2.c: In function ‘board_mmc_init’:
zipitz2.c:85:2: warning: implicit declaration of function ‘pxa_mmc_register’ [-Wimplicit-function-declaration]
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Simon Glass [Mon, 21 Nov 2011 10:49:38 +0000 (10:49 +0000)]
arm: Remove jornada link script
This link script seems old and incompatible with relocation and its
own sa1000 start.S file. It isn't used because the CPU's link script
was picked up in preference to this.
Signed-off-by: Simon Glass <sjg@chromium.org> Acked-by: Kristoffer Ericson <kristoffer.ericson@gmail.com>
It turns that this really doesn't work very nicely. Instead we should
have a pre-console panic function so that we know that further execution
is impossible and we don't need to worry about trampling on UARTs, etc.
Signed-off-by: Simon Glass <sjg@chromium.org> Signed-off-by: Wolfgang Denk <wd@denx.de>
Tao Hou [Thu, 15 Mar 2012 15:33:58 +0000 (23:33 +0800)]
cfi: fix the incomplete erased status check in buffer write
Without the fix, flash_write_cfibuffer will terminate the erased
status check once an all-0xFF word has been found instead of
continuing the erased status check utill the first non-0xFF word.
Signed-off-by: Tao Hou <hotforest@gmail.com> Cc: Stefan Roese <sr@denx.de> Signed-off-by: Stefan Roese <sr@denx.de>
Łukasz Majewski [Mon, 12 Mar 2012 22:08:06 +0000 (22:08 +0000)]
usb:udc:samsung:fix Remove the req_config flag
The dev->req_config flag was indicating that the forwarded
request needs to perform the usb gadget delayed status.
This is however not needed anymore, so it can be removed.
Signed-off-by: Lukasz Majewski <l.majewski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Cc: Marek Vasut <marex@denx.de>
While receiving packets from FIFO sometimes the buffer provided was
nonaligned. Fix this by taking a temporary aligned buffer and then
copying the content to nonaligned buffer.
Signed-off-by: Shiraz Hashim <shiraz.hashim@st.com> Signed-off-by: Amit Virdi <amit.virdi@st.com>
Vipin KUMAR [Tue, 6 Mar 2012 23:39:38 +0000 (23:39 +0000)]
USB:gadget:designware Device controller bugfixes
This patch fixes a few bugs in USB device controller driver.
The fixes are as follows
1. Adding error condition checks eg. NULL return
2. Endpoint other than endpoint 0 (control endpoint) are initialized
only if usb state machine reaches STATE_ADDRESSED or above
3. Zero length packet handling corrected
4. Dead code removed
5. Bulk out endpoint returns after servicing 1 interrupt and returns
back to service if more interrupts are pending
Signed-off-by: Vipin Kumar <vipin.kumar@st.com> Signed-off-by: Amit Virdi <amit.virdi@st.com> Acked-by: Marek Vasut <marex@denx.de>
Vipin KUMAR [Tue, 6 Mar 2012 23:39:37 +0000 (23:39 +0000)]
USB:gadget:designware USB device controller (UDC) implementation
The earlier usb device controller driver was specific to spear platforms. This
patch implements the usb device controller driver as a generic controller which
can be reused by other platforms using this peripheral.
Signed-off-by: Vipin Kumar <vipin.kumar@st.com> Signed-off-by: Amit Virdi <amit.virdi@st.com> Acked-by: Marek Vasut <marex@denx.de>
Mike Frysinger [Mon, 5 Mar 2012 13:47:00 +0000 (13:47 +0000)]
usb: replace wait_ms() with mdelay()
Common code has a mdelay() func, so use that instead of the usb-specific
wait_ms() func. This also fixes the build errors:
ohci-hcd.c: In function 'submit_common_msg':
/usr/local/src/u-boot/blackfin/include/usb.h:202:44: sorry, unimplemented: inlining failed in call to 'wait_ms': function body not available
ohci-hcd.c:1519:9: sorry, unimplemented: called from here
/usr/local/src/u-boot/blackfin/include/usb.h:202:44: sorry, unimplemented: inlining failed in call to 'wait_ms': function body not available
ohci-hcd.c:1816:10: sorry, unimplemented: called from here
/usr/local/src/u-boot/blackfin/include/usb.h:202:44: sorry, unimplemented: inlining failed in call to 'wait_ms': function body not available
ohci-hcd.c:1827:10: sorry, unimplemented: called from here
/usr/local/src/u-boot/blackfin/include/usb.h:202:44: sorry, unimplemented: inlining failed in call to 'wait_ms': function body not available
ohci-hcd.c:1844:10: sorry, unimplemented: called from here
/usr/local/src/u-boot/blackfin/include/usb.h:202:44: sorry, unimplemented: inlining failed in call to 'wait_ms': function body not available
ohci-hcd.c:1563:11: sorry, unimplemented: called from here
/usr/local/src/u-boot/blackfin/include/usb.h:202:44: sorry, unimplemented: inlining failed in call to 'wait_ms': function body not available
ohci-hcd.c:1583:9: sorry, unimplemented: called from here
make[1]: *** [ohci-hcd.o] Error 1
Signed-off-by: Mike Frysinger <vapier@gentoo.org> Acked-by: Marek Vasut <marex@denx.de>
Simon Glass [Mon, 13 Feb 2012 13:51:21 +0000 (13:51 +0000)]
bootstage: arm: Add bootstage calls in board and bootm
Add calls to bootstage before and after relocation, and just
before jumping to the OS.
The idea here is you can call bootstage_report() to get a report.
Additionally, if you define CONFIG_BOOTSTAGE_REPORT then a report is
printed automatically by U-Boot just before jumping to the kernel.
Simon Glass [Mon, 13 Feb 2012 13:51:19 +0000 (13:51 +0000)]
bootstage: Implement core microsecond boot time measurement
This defines the basics of a new boot time measurement feature. This allows
logging of very accurate time measurements as the boot proceeds, by using
an available microsecond counter.
To enable the feature, define CONFIG_BOOTSTAGE in your board config file.
Also available is CONFIG_BOOTSTAGE_REPORT which will cause a report to be
printed just before handing off to the OS.
Most IDs are not named at this stage. For that I would first like to
renumber them all.
Simon Glass [Sat, 10 Dec 2011 11:08:03 +0000 (11:08 +0000)]
bootstage: Define an optional microsecond timer
Define timer_get_boot_us() which returns the number of microseconds
since boot. If undefined then we use get_timer() * 1000.
We can fit this in a 32-bit register which keeps everyone happy on
the efficiency side. It will wrap around after about an hour. If we
are still looking at it after an hour then we had better not be
timing the boot.
projects / u-boot / log