Albert ARIBAUD [Mon, 25 Feb 2013 00:59:00 +0000 (00:59 +0000)]
Refactor linker-generated arrays
Refactor linker-generated array code so that symbols
which were previously linker-generated are now compiler-
generated. This causes relocation records of type
R_ARM_ABS32 to become R_ARM_RELATIVE, which makes
code which uses LGA able to run before relocation as
well as after.
Note: this affects more than ARM targets, as linker-
lists span possibly all target architectures, notably
PowerPC.
Albert ARIBAUD [Mon, 25 Feb 2013 00:58:59 +0000 (00:58 +0000)]
arm: make __bss_start and __bss_end__ compiler-generated
Turn __bss_start and __bss_end__ from linker-generated
to compiler-generated symbols, causing relocations for
these symbols to change type, from R_ARM_ABS32 to
R_ARM_RELATIVE.
This should have no functional impact, as it affects
references to __bss_start and __bss_end__ only before
relocation, and no such references are done.
Signed-off-by: Albert ARIBAUD <albert.u.boot@aribaud.net>
Albert ARIBAUD [Mon, 25 Feb 2013 00:58:58 +0000 (00:58 +0000)]
Remove linker lists (LGAs) from SPL linker scripts
Many SPL linker scripts needlessly include linker lists (aka LGAs).
Remove them whenever possible; keep it only in the seven am335x_evm
variants (am335x_evm, am335x_evm_uart[1-5], am335x_evm_spiboot),
where there is actual content in output section .u_boot_list.
This commit keeps all u-boot.bin and u-boot-spl.bin in ARM targets
byte-identical.
Signed-off-by: Albert ARIBAUD <albert.u.boot@aribaud.net>
Albert ARIBAUD [Mon, 25 Feb 2013 00:58:57 +0000 (00:58 +0000)]
arm: omap: map u_boot_lists section to .sram
Output section .u_boot_list was left unmapped in
u-boot-spl.lds for omap-common, causing the location
counter to roll back to bteween .rodata and .data,
making __image_copy_end and _end symbols wrong.
Mapping output section .u_boot_list to memory .sram
fixes these symbols' mapping.
This modifies the SPL binary but has no functional
impact, as __image_copy_end and _end are never used
in SPLs and u_boot_list is empty for all 29 boards
affected (omap4_sdp4430 eco5pk igep0030 am335x_evm_uart3
omap3_beagle am3517_crane igep0032 mt_ventoux pcm051
am3517_evm omap3_evm_quick_mmc am335x_evm_uart2
am335x_evm_spiboot am335x_evm_uart1 omap3_evm igep0030_nand
omap3_overo igep0020 am335x_evm omap4_panda omap5_evm
am335x_evm_uart4 devkit8000 tricorder mcx twister
omap3_evm_quick_nand am335x_evm_uart5 igep0020_nand).
Signed-off-by: Albert ARIBAUD <albert.u.boot@aribaud.net>
1) Write the correct M/T Stop value to I2CSTAT after i2c write.
According to the spec, after finish the data transmission, we should
write a M/T Stop (I2C_MODE_MT | I2C_TXRX_ENA) to I2CSTAT instead of
a M/R Stop (I2C_MODE_MR | I2C_TXRX_ENA).
2) Not split the write to I2CSTAT into 2 steps in i2c read.
According to the spec, we should write the combined M/R Start value to
I2CSTAT after setting the slave address to I2CDS
3) Fix the mistake of making an equality check to an assignment.
In the case of I2C write with the zero-length address, while tranfering the
data, it should be an equality check (==) instead of an assignment (=).
Signed-off-by: Tom Wai-Hong Tam <waihong@chromium.org> Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com>
Joe Hershberger [Fri, 8 Feb 2013 10:28:00 +0000 (10:28 +0000)]
CONFIG_BOOTDELAY default should not affect runtime
Because the code that handles bootdelay is compiled in conditionally
based on the default value, you are restricted in the default,
regardless of what you want the runtime options to be.
Change the source to always check if any default is given so that other
values can be selected and used at runtime.
Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Wolfgang Denk [Wed, 20 Feb 2013 04:53:16 +0000 (04:53 +0000)]
env: fix "env ask" command
The "env ask" traditionally uses a somewhat awkward syntax:
env ask name [message ...] [size]
So far, when a mesage was given, you always also had to enter a size.
If you forgot to do that, the command would terminate without any
indication of the problem.
To avoid incompatible changes of the interface, we now check the last
argument if it can be converted into a decimal number. If this is the
case, we assume it is a size; otherwise we treat it as part of the
message.
Also, add a space after the message fore easier reading,
and clean up help mesage.
Tom Rini [Thu, 21 Feb 2013 06:55:40 +0000 (06:55 +0000)]
cmd_fat.c: Note in fatread help about alignment requirements
When using the partial read feature of fatwrite the buffer we read into
can become unaligned not just due to initial location but the size of
our partial reads as well. Make this clear in the help text.
Nicolas Ferre [Wed, 20 Feb 2013 00:16:24 +0000 (00:16 +0000)]
arm: at91/configs: add bootz to configuration
Support to boot zImage
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
[Add bootz for at91rm9200, at91sam9263, at91sam9rl] Signed-off-by: Bo Shen <voice.shen@atmel.com> Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
Nicolas Ferre [Wed, 20 Feb 2013 00:16:23 +0000 (00:16 +0000)]
arm: at91/configs: add libfdt to configuration
support to boot device tree Linux kernel
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
[Add libftd for at91rm9200, at91sam9263, at91sam9rl] Signed-off-by: Bo Shen <voice.shen@atmel.com> Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
Stephen Warren [Thu, 28 Feb 2013 15:05:34 +0000 (15:05 +0000)]
cmd_part: don't print cmd name twice in help
The core implementation of "help" already prints the command name before
the help text of a specific command. Remove it from part's own help text
to avoid it being printed twice:
Tegra114 (Dalmore) # help part
part - disk partition related commands
Usage:
part part uuid <interface> <dev>:<part>
- print partition UUID
...
Signed-off-by: Stephen Warren <swarren@nvidia.com>
ps on BSD hosts (like OS X) do not provide the --no-headers switch nor
understand the AIX format descriptions. Unfortunately there seems no solution to
get the PIDs of children in a platfrom independent manner.
Therefore detect the OS and decide upon that which way to go.
This patch makes the MAKEALL script cleanly stoppable on bare OS X when using
the parallel builds of targets.
Additionally this patch removes double call to grep by a single call to sed for
GNU style child PID detection.
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com> Cc: Joe Hershberger <joe.hershberger@ni.com> Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Wolfgang Denk [Fri, 8 Mar 2013 10:51:32 +0000 (10:51 +0000)]
Feature Removal: disable "mtest" command by default
The "mtest" command is of little practical use (if any), and
experience has shown that a large number of board configurations
define useless or even dangerous start and end addresses. If not even
the board maintainers are able to figure out which memory range can be
reliably tested, how can we expect such from the end users? As this
problem comes up repeatedly, we rather do not enable this command by
default, so only people who know what they are doing will be
confronted with it.
As this changes the user interface, we allow for a grace period
before this change takes effect. For now, we make "mtest"
configurable through the CONFIG_CMD_MEMTEST variable, which is defined
in include/config_cmd_default.h; we also add an entry to
doc/feature-removal-schedule.txt which announces the removal of this
default setting in two releases from now, i. e. with v2013.07.
Signed-off-by: Wolfgang Denk <wd@denx.de> Cc: Tom Rini <trini@ti.com>
Tom Rini [Mon, 11 Mar 2013 16:02:40 +0000 (12:02 -0400)]
Merge u-boot/master into u-boot-ti/master
In master we had already taken a patch to fix the davinci GPIO code for
CONFIG_SOC_DM646X and in u-boot-ti we have additional patches to support
DA830 (which is CONFIG_SOC_DA8XX && !CONFIG_SOC_DA850). Resolve these
conflicts manually and comment the #else/#endif lines for clarity.
Lokesh Vutla [Tue, 12 Feb 2013 21:29:08 +0000 (21:29 +0000)]
arm: dra7xx: Add board files for DRA7XX socs
Adding new board files for DRA7XX socs.
The pad registers layout is changed completely from OMAP5
So introducing the new structure here and also adding the
minimal data.
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Signed-off-by: Nishant Kamat <nskamat@ti.com> Signed-off-by: R Sricharan <r.sricharan@ti.com> Reviewed-by: Tom Rini <trini@ti.com>
[trini: Adapt omap_mmc_init call for last 2 params] Signed-off-by: Tom Rini <trini@ti.com>
Lokesh Vutla [Tue, 12 Feb 2013 21:29:05 +0000 (21:29 +0000)]
arm: dra7xx: clock: Add the dplls data
A new DPLL DDR is added in DRA7XX socs. Now clocks to
EMIF CD is from DPLL DDR. So DPLL DDR should be locked
before initializing RAM.
Also adding other dpll data which are different from OMAP5 ES2.0.
SYS_CLK running at 20MHz is introduced in DRA7xx socs.
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Signed-off-by: R Sricharan <r.sricharan@ti.com> Reviewed-by: Tom Rini <trini@ti.com>
Lokesh Vutla [Tue, 12 Feb 2013 01:33:45 +0000 (01:33 +0000)]
ARM: OMAP5: srcomp: enable slew rate compensation cells after powerup
After power-up SRCOMP cells are by-passed by default in OMAP5.
Software has to enable these SRCOMP sells.
For ES2: All 5 SRCOMP cells needs to be enabled.
For ES1: Only 4 SRCOMP cells in core power domain are enabled.
The 1 in wkup domain is not enabled because smart i/os
of wkup domain work with default compensation code.
Signed-off-by: R Sricharan <r.sricharan@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Reviewed-by: Tom Rini <trini@ti.com> Cc: Tom Rini <trini@ti.com>
Lokesh Vutla [Mon, 4 Feb 2013 04:22:04 +0000 (04:22 +0000)]
ARM: OMAP4+: Make control module register structure generic
A seperate omap_sys_ctrl_regs structure is defined for
omap4 & 5. If there is any change in control module for
any of the ES versions, a new structure needs to be created.
In order to remove this dependency, making the register
structure generic for all the omap4+ boards.
Signed-off-by: R Sricharan <r.sricharan@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Reviewed-by: Tom Rini <trini@ti.com>
SRICHARAN R [Mon, 4 Feb 2013 04:22:01 +0000 (04:22 +0000)]
ARM: OMAP4+: Cleanup the clocks layer
Currently there is quite a lot of code which
is duplicated in the clocks code for OMAP 4 and 5
Socs. Avoiding this here by moving the clocks
data to a SOC specific place and the sharing the
common code.
This helps in addition of a new Soc with minimal
changes.
Signed-off-by: R Sricharan <r.sricharan@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Reviewed-by: Tom Rini <trini@ti.com>
SRICHARAN R [Mon, 4 Feb 2013 04:22:00 +0000 (04:22 +0000)]
ARM: OMAP4+: Change the PRCM structure prototype common for all Socs
The current PRCM structure prototype directly matches the hardware
register layout. So there is a need to change this for every new silicon
revision which has register space changes.
Avoiding this by making the prototye generic and populating the register
addresses seperately for all Socs.
Signed-off-by: R Sricharan <r.sricharan@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Lokesh Vutla [Mon, 4 Feb 2013 04:21:59 +0000 (04:21 +0000)]
ARM: OMAP4+: emif: Detect SDRAM from SDRAM config register
Now SDRAM initialization is done on the basis of omap revision.
Instead this should be done on basis of SDRAM type read from
EMIF_SDRAM_CONFIG register. This will be helpful to avoid
unnessecary cpu checks for new boards
Signed-off-by: R Sricharan <r.sricharan@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Reviewed-by: Tom Rini <trini@ti.com>
Mugunthan V N [Tue, 19 Feb 2013 21:34:44 +0000 (21:34 +0000)]
am335x: cpsw: optimize cpsw_send to increase network performance
Before submitting packets to cpdma, phy status is updated on every packet
which leads to delay in packet send intern reduces the Ethernet performance.
Checking mdio status for each packet will reduce timetaken to send a packet
and there by increasing the Ethernet performance. With this the performance
is increased from 208KiB/s to 375KiB/s on EVMsk
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Tom Rini [Tue, 19 Feb 2013 11:18:18 +0000 (11:18 +0000)]
omap4_common: Enable CONFIG_CMD_BOOTZ
With v3.9 and later of the Linux Kernel defaulting to multi-platform
images with omap2plus_defconfig, uImage isn't builtable anymore by
default. Add CONFIG_CMD_BOOTZ so that we can still boot something the
kernel spits out.
Cc: Sricharan R <r.sricharan@ti.com> Signed-off-by: Tom Rini <trini@ti.com> Reviewed-by: R Sricharan <r.sricharan@ti.com>
Tom Rini [Tue, 19 Feb 2013 11:18:17 +0000 (11:18 +0000)]
omap3_beagle: Enable CONFIG_CMD_BOOTZ
With v3.9 and later of the Linux Kernel defaulting to multi-platform
images with omap2plus_defconfig, uImage isn't builtable anymore by
default. Add CONFIG_CMD_BOOTZ so that we can still boot something the
kernel spits out.
Tom Rini [Tue, 19 Feb 2013 11:18:16 +0000 (11:18 +0000)]
omap5_evm: Enable CONFIG_CMD_BOOTZ
With v3.9 and later of the Linux Kernel defaulting to multi-platform
images with omap2plus_defconfig, uImage isn't builtable anymore by
default. Add CONFIG_CMD_BOOTZ so that we can still boot something the
kernel spits out.
Cc: Sricharan R <r.sricharan@ti.com> Signed-off-by: Tom Rini <trini@ti.com> Reviewed-by: R Sricharan <r.sricharan@ti.com>
Tom Rini [Tue, 19 Feb 2013 11:18:15 +0000 (11:18 +0000)]
am335x_evm: Enable CONFIG_CMD_BOOTZ
With v3.9 and later of the Linux Kernel defaulting to multi-platform
images with omap2plus_defconfig, uImage isn't builtable anymore by
default. Add CONFIG_CMD_BOOTZ so that we can still boot something the
kernel spits out.
Signed-off-by: Tom Rini <trini@ti.com> Acked-by: Peter Korsgaard <jacmet@sunsite.dk>
mpc512x: Adjust the DRAM init sequence to the datasheet spec
Do maintain a 200 usecs period of stable power and clock before
asserting the CKE signal and sending commands, have at least 200
DRAM clock cycles pass after initialization before data access.
Add new mpc5121e based ac14xx board and a new pinmux config
function for setting individual pinmux bit groups. This
function is used in ac14xx board code.
Remove CSx configurations from board code and only define
required CSx macros in the board config file to configure
chip select windows and parameters.
Signed-off-by: Anatolij Gustschin <agust@denx.de> Cc: Reinhard Arlt <reinhard.arlt@esd-electronics.com> Cc: Wolfgang Denk <wd@denx.de>
mpc512x: add common LAW and Chip Select configuration
Currently each mpc512x board has its own LAW and CS config code,
we should avoid this code duplication. Allow all boards to use
common code by only defining LAW and CS config macros like
CONFIG_SYS_CSx_START, CONFIG_SYS_CSx_SIZE and CONFIG_SYS_CSx_CFG.
Also allow common configuration of additional CS parameters by
CONFIG_SYS_CS_ALETIMING, CONFIG_SYS_CS_BURST, CONFIG_SYS_CS_DEADCYCLE
and CONFIG_SYS_CS_HOLDCYCLE options.
Stefan Roese [Thu, 7 Feb 2013 02:10:28 +0000 (02:10 +0000)]
mpc5200: a4m2k: Implement custom "dynamic" watchdog support
This patch adds a custom U-Boot command "wdogtoggle" which enables the
external hardware watchdog toggling via an GPIO pin on the a4m2k
board. After issuing this commands, the watchdog will be serviced
by U-Boot so that the user can use all U-Boot commands from the
prompt.
Stefan Roese [Thu, 7 Feb 2013 02:10:11 +0000 (02:10 +0000)]
mpc5200: Add a4m2k board port
This patch adds the a4m2k MPC5200B board port. Its a derivate of
the a3m071 board with only minor changes.
Additionally this patch includes some clean-up changes:
- Remove I2C support from a3m071 as its unused
- Fix/enhance default env variables
- Fix some comments
- Add newly introduced CONFIG_SPL_TARGET to automatically build
"u-boot-img.bin"
- Fix dtb patching in READ desciption for SPL Linux booting:
"fdt chosen" needs to get called to patch/create the chosen node.
- Add missing call to spl_board_init():
Define CONFIG_SPL_BOARD_INIT so that spl_board_init() will get
called in the SPL version.
Stefan Roese [Thu, 6 Dec 2012 03:41:57 +0000 (03:41 +0000)]
mpc5200: spl_boot.c: Change init oder to first enable printf
On MPC5200, the initial RAM (and gd) is located in the internal
SRAM. So we can actually call the preloader console init code
before calling initdram(). This makes serial output (printf)
available very early, even before SDRAM init, which has been
an U-Boot priciple from day 1.
Tested with an IGEPv2 board seems that current onenand_spl_load_image implementation
doesn't work. This patch fixes this function changing the read loop and reading the
onenand blocks from page to page.
Tested with various IGEP based boards with a OneNAND from Numonyx.
Signed-off-by: Enric Balletbo i Serra <eballetbo@iseebcn.com>
Nikita Kiryanov [Wed, 30 Jan 2013 21:39:57 +0000 (21:39 +0000)]
lcd: add option for board specific splash screen preparation
Currently there is no logical place to put the code that prepares the
splash image data. The splash image data should be ready in memory
before bmp_display() is called, and after the environment is ready
(since lcd.c looks for the splash image in an address specified by
the environment variable "splashimage").
Our window of opportunity in board_init_r() is therefore: between
env_relocate() and bmp_display(), and from the available options
only the lcd related functions in drv_lcd_init() seem appropriate
for such lcd oriented code.
Add the option to prepare the splash image data in lcd_logo() right
before it is sent to be displayed.
Nikita Kiryanov [Wed, 30 Jan 2013 21:39:55 +0000 (21:39 +0000)]
omap3: allow dynamic selection of gfx_format
Currently, omap3_dss_panel_config() sets gfx_format to a value that is hardcoded
in the code. This forces anyone who wants to use a different gfx_format to make
adjustments after calling omap3_dss_panel_config(). This could be avoided if the
value of gfx_format were parameterized as input for omap3_dss_panel_config().
Make gfx_format a field in struct panel_config, and update existing structs to
set this field to the value that was originally hard coded.
Cc: Wolfgang Denk <wd@denx.de> Cc: Jeroen Hofstee <jeroen@myspectrum.nl> Cc: Tom Rini <trini@ti.com> Cc: Anatolij Gustschin <agust@denx.de> Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il> Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Nikita Kiryanov [Mon, 3 Dec 2012 02:19:43 +0000 (02:19 +0000)]
omap_hsmmc: introduce omap_hsmmc_data struct
Currently there's no appropriate place to store driver specific data
because the pointer that is meant for that (priv) is being used to
store the base address of mmc registers.
Introduce a new struct for storing driver specific data.
Nikita Kiryanov [Mon, 3 Dec 2012 02:19:42 +0000 (02:19 +0000)]
omap_hsmmc: fix out of bounds array access
There are 3 MMC/SD/SDIO controllers in OMAP SoCs, but only 2 structs
are defined for devices. This leads to data being written outside of
array bounds on systems that use all 3 controllers.
Tom Rini [Tue, 26 Feb 2013 21:35:33 +0000 (16:35 -0500)]
am33xx: Update DDR3 EMIF configuration sequence
Based on
http://processors.wiki.ti.com/index.php/AM335x_EMIF_Configuration_tips
we need to re-work our sequence in config_sdram slightly to match what
the TRM describes as the correct sequence. In our current (incorrect)
sequence some edge cases may fail to initalize correctly.
Tom Rini [Tue, 26 Feb 2013 18:08:53 +0000 (13:08 -0500)]
am335x_evm: Never set CONFIG_EXTRA_ENV_SETTINGS in SPL
Because of our support for network-based SPL, we don't discard all of
the environment related functions. We however never make use of the
default CONFIG_EXTRA_ENV_SETTINGS items and as this variable grows, it
brings us closer to (or with some toolchains, over) our SPL size limit.
Never set this in the case of SPL.
Otavio Salvador [Thu, 7 Mar 2013 07:32:53 +0000 (07:32 +0000)]
mx23_olinuxino: Fix warning for implicit declaration
Fixes a build warning of implicit declaration of
gpio_direction_output, as bellow:
,----
| mx23_olinuxino.c: In function 'board_early_init_f':
| mx23_olinuxino.c:51:2: warning: implicit declaration
| of function 'gpio_direction_output'
| [-Wimplicit-function-declaration]
`----
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Stephen Warren [Tue, 26 Feb 2013 12:28:29 +0000 (12:28 +0000)]
ARM: mx6: use common CPU errata config options
Now that U-Boot has common CONFIG_ options to work around some ARM CPU
errata, enable the relevant options on MX6, and remove the custom
lowlevel_init.S, since it's just duplicated code now.
Signed-off-by: Stephen Warren <swarren@nvidia.com> Reviewed-by: Fabio Estevam <fabio.estevam@freescale.com> Acked-by: Jason Liu <r64343@freescale.com>
projects / karo-tx-uboot.git / log