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2015-02-16KM/IVM: remove ivm_read_eeprom(void)Valentin Longchamp
This is not used anymore since the procedure was split into a simple read function and a later alaysis. The ivm_read_eeprom name is now used for the previous ivm_simple_read_eeprom function. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2015-02-1682xx/km82xx: read the IVM eeprom earlierValentin Longchamp
This allows to define the ethaddr env variable according to the the IVM content by reading the IVM in misc_init_r. Later, when HUSH is available the content read earlier is analyzed to populate some non env variables. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2015-02-1683xx/km83xx: read the IVM eeprom earlierValentin Longchamp
This allows to define the ethaddr env variable according to the the IVM content by reading the IVM in misc_init_r. Later, when HUSH is available the content read earlier is analyzed to populate some non env variables. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2015-02-1685xx/kmp204x: read the IVM eeprom earlierValentin Longchamp
This allows to define the ethaddr env variable according to the the IVM content by reading the IVM in misc_init_r. Later, when HUSH is available the content read earlier is analyzed to populate some non env variables. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2015-02-16kirkwood/km_arm: read the IVM eeprom earlierValentin Longchamp
This allows to define the ethaddr env variable according to the the IVM content by reading the IVM in misc_init_r. Later, when HUSH is available the content read earlier is analyzed to populate some non env variables. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2015-02-16KM/IVM: split the IVM reading and parsing in 2 partsValentin Longchamp
This allows to first read the IVM content (earlier in the boot sequence) and define the ethaddr env variable thanks to the ivm_read_eepromi(). Later, the IVM content can be parsed and used to define some hush variables, when the hush subsystem is available thanks to ivm_analyze_eeprom(). To avoid the HW read to happen twice, the buffer passed to ivm_read_eeprom() has to be reused by ivm_analyze_eeprom (and thus allocated before calling ivm_read_eeprom()). Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-12-05km/km82xx: remove CONFIG_SYS_RAMBOOTHolger Brunck
This define is never set in our setup, so we can remove it safely. The former code causes cppcheck to complain about: [board/keymile/km82xx/km82xx.c:311]: (error) Uninitialized variable: psize Signed-off-by: Holger Brunck <holger.brunck@keymile.com> cc: Valentin Longchamp <valentin.longchamp@keymile.com> cc: Wolfgang Denk <wd@denx.de> Reviewed-by: York Sun <yorksun@freescale.com>
2014-11-21fdt: Allow ft_board_setup() to report failureSimon Glass
This function can fail if the device tree runs out of space. Rather than silently booting with an incomplete device tree, allow the failure to be detected. Unfortunately this involves changing a lot of places in the code. I have not changed behvaiour to return an error where one is not currently returned, to avoid unexpected breakage. Eventually it would be nice to allow boards to register functions to be called to update the device tree. This would avoid all the many functions to do this. However it's not clear yet if this should be done using driver model or with a linker list. This work is left for later. Signed-off-by: Simon Glass <sjg@chromium.org> Acked-by: Anatolij Gustschin <agust@denx.de>
2014-11-07cppcheck cleanup: fix nullPointer errorsWolfgang Denk
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>
2014-10-23arm: kirkwood: Change naming of dram functions from km_foo() to mvebu_foo()Stefan Roese
Additionally the SDRAM address decoding register address is not hard coded in the C code any more. A define is introduced for this base address. This makes is possible to use those gpio functions from other MVEBU SoC's as well. Signed-off-by: Stefan Roese <sr@denx.de> Tested-by: Luka Perkov <luka@openwrt.org> Acked-by: Prafulla Wadaskar <prafulla@marvell.com>
2014-10-23arm: marvell: Extract kirkwood gpio functions into new common file gpio.cStefan Roese
This makes is possible to use those gpio functions from other MVEBU SoC's as well. Signed-off-by: Stefan Roese <sr@denx.de> Tested-by: Luka Perkov <luka@openwrt.org> Acked-by: Prafulla Wadaskar <prafulla@marvell.com>
2014-10-23arm: marvell: Move arch/kirkwood.h to arch/soc.hStefan Roese
This move makes is possible to use this header not only from kirkwood platforms but from all Marvell mvebu platforms. Signed-off-by: Stefan Roese <sr@denx.de> Tested-by: Luka Perkov <luka@openwrt.org> Acked-by: Prafulla Wadaskar <prafulla@marvell.com>
2014-09-13kconfig: remove redundant "string" type in arch and board KconfigsMasahiro Yamada
Now the types of CONFIG_SYS_{ARCH, CPU, SOC, VENDOR, BOARD, CONFIG_NAME} are specified in arch/Kconfig. We can delete the ones in arch and board Kconfig files. This commit can be easily reproduced by the following command: find . -name Kconfig -a ! -path ./arch/Kconfig | xargs sed -i -e ' /config[[:space:]]SYS_\(ARCH\|CPU\|SOC\|\VENDOR\|BOARD\|CONFIG_NAME\)/ { N s/\n[[:space:]]*string// } ' Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
2014-08-30kirkwood: kconfig: refactor Kconfig and defconfigMasahiro Yamada
Becuase the board select menu in arch/arm/Kconfig is too big, move the KirkWood board select menu to kirkwood/Kconfig. Consolidate also common settings (CONFIG_SYS_CPU="arm926ejs" and CONFIG_SYS_SOC="kirkwood"). Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com> Acked-by: Prafulla Wadasdkar <prafulla@marvell.com> Cc: Luka Perkov <luka@openwrt.org>
2014-08-20kmp204x: reset the Zarlink clocking chips at power up onlyValentin Longchamp
There is the requirement on the chassis's backplane that when the clocks have been enabled, they then should not disappear. Resetting the Zarlink clocking chips at unit reset violates this requirement because the backplane clocks are not supplied during the reset time. To avoid this side effect, both the Zarlink clocking chips are reset only at power up. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-08-06Merge branch 'master' of git://git.denx.de/u-boot-mpc85xxTom Rini
2014-08-01kmp204x: prepare to use CPU watchdogBoschung, Rainer
This patch configures the qrio to trigger a core reset on a CPU reset request. Signed-off-by: Rainer Boschung <rainer.boschung@keymile.com> Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> Reviewed-by: York Sun <yorksun@freescale.com>
2014-08-01kmp204x/qrio: support for setting the CPU reset request modeBoschung, Rainer
To acheive this, the qrio_uprstreq() function that sets the UPRSTREQN flag in the qrio RESCNF reg is added. Signed-off-by: Rainer Boschung <rainer.boschung@keymile.com> Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> Reviewed-by: York Sun <yorksun@freescale.com>
2014-08-01kmp204x: set CPU watchdog reset reason flagBoschung, Rainer
Check the core timer status register (TSR) for watchdog reset, and and set the QRIO's reset reason flag REASON1[0] accordingly. This allows the appliction SW to identify the cpu watchdog as a reset reason, by setting the REASON1[0] flag in the QRIO. Signed-off-by: Rainer Boschung <rainer.boschung@keymile.com> Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> Reviewed-by: York Sun <yorksun@freescale.com>
2014-08-01kmp204x/qrio: prepare support for the CPU watchdog reset reasonBoschung, Rainer
To achieve this, the qrio_cpuwd_flag() function that sets the CPU watchdog flag in the REASON1 reg is added. Signed-off-by: Rainer Boschung <rainer.boschung@keymile.com> Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> Reviewed-by: York Sun <yorksun@freescale.com>
2014-07-30Add board MAINTAINERS filesMasahiro Yamada
We have switched to Kconfig and the boards.cfg file is going to be removed. We have to retrieve the board status and maintainers information from it. The MAINTAINERS format as in Linux Kernel would be nice because we can crib the scripts/get_maintainer.pl script. After some discussion, we chose to put a MAINTAINERS file under each board directory, not the top-level one because we want to collect relevant information for a board into a single place. TODO: Modify get_maintainer.pl to scan multiple MAINTAINERS files. Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com> Suggested-by: Tom Rini <trini@ti.com> Acked-by: Simon Glass <sjg@chromium.org>
2014-07-30kconfig: add board Kconfig and defconfig filesMasahiro Yamada
This commit adds: - arch/${ARCH}/Kconfig provide a menu to select target boards - board/${VENDOR}/${BOARD}/Kconfig or board/${BOARD}/Kconfig set CONFIG macros to the appropriate values for each board - configs/${TARGET_BOARD}_defconfig default setting of each board (This commit was automatically generated by a conversion script based on boards.cfg) In Linux Kernel, defconfig files are located under arch/${ARCH}/configs/ directory. It works in Linux Kernel since ARCH is always given from the command line for cross compile. But in U-Boot, ARCH is not given from the command line. Which means we cannot know ARCH until the board configuration is done. That is why all the "*_defconfig" files should be gathered into a single directory ./configs/. Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com> Acked-by: Simon Glass <sjg@chromium.org>
2014-06-11board:keymile: remove unnecessary double bracesJeroen Hofstee
Clang interpretes an if condition like "if ((a = b) == NULL) as it tries to assign a value in a statement. Hence if you do "if ((something)) it warns you that you might be confused. Hence drop the double braces for plane if statements. cc: Holger Brunck <holger.brunck@keymile.com> Signed-off-by: Jeroen Hofstee <jeroen@myspectrum.nl>
2014-05-29Rename hush to cli_hushSimon Glass
Hush is a command-line interpreter, so rename it to make that clearer. Signed-off-by: Simon Glass <sjg@chromium.org>
2014-05-13kmp204x: add workaround for A-004849Valentin Longchamp
This should prevent the problems that the CCF can deadlock with certain traffic patterns. This also fixes the workaround for A-006559 that was not correctly implemented before. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-05-13kmp204x: update the RCWValentin Longchamp
Fix the IRQ/GPIO settings: all the muxed GPIO/external IRQs that are used as internal interrupts are defined as GPIOs to avoid confusion between the internal/external interrupts. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-05-13kmp204x: complete the reset sequence and PRST configurationValentin Longchamp
This adds the reset support for the following devices that was until then not implemented: - BFTIC4 - QSFPs This also fixes the configuration of the prst behaviour for the other resets: Only the u-boot and kernel relevant subsystems are taken out of reset (pcie, ZL30158, and front eth phy). Most of the prst config move to misc_init_f(), except for the PCIe related ones that are in pci_init_board and the bftic and ZL30158 ones that should be done as soon as possible. Only the behavior of the Hooper reset is changed according to the documentation as the application is not able to not configure the switch when it is not reset. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-05-13kmp204x: selftest/factory test pin supportValentin Longchamp
This patch defines the post_hotkeys_pressed() function that is used for: - triggering POST memory regions test - starting the test application through the checktestboot command in a script by setting the active bank to testbank The post_hotkeys_pressed return the state of the SELFTEST pin. The patch moves from the complete POST-memory test that is too long in its SLOW version for our production HW test procedure to the much shorter POST-memory-regions test. Finally, the unused #defines for the not so relevant mtest command are removed. Signed-off-by: Stefan Bigler <stefan.bigler@keymile.com> Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-05-13kmp204x: handle dip-switch for factory settingsStefan Bigler
Add readout of dip-switch to revert to factory settings. If one or more dip-switch are set, launch bank 0 that contains the bootloader to do the required action. Signed-off-by: Stefan Bigler <stefan.bigler@keymile.com> Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-05-13kmp204x: Add support for the unit LEDsStefan Bigler
The unit LEDs are managed by the QRIO CPLD. This patch adds support for accessing these LEDs in the QRIO. The LEDs then are set to a correct boot state: - UNIT-LED is red - BOOT-LED is on. Signed-off-by: Stefan Bigler <stefan.bigler@keymile.com> Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-02-17Merge branch 'master' of git://git.denx.de/u-boot-armTom Rini
2014-02-13arm/km: introduce kmsugp1 targetGerlando Falauto
KMSUGP1 is from a u-boot perspective (almost) identical to KMNUSA. The only difference is that the PCIe reset is connected to Kirkwood pin MPP7_PEX_RST_OUTn, we use a dedicated config flag KM_PCIE_RESET_MPP7. Such pin should theoretically be handled by the PCIe subsystem automatically, but this turned out not to be the case. So simply configure this PIN as a GPIO and issue a pulse manually. Signed-off-by: Gerlando Falauto <gerlando.falauto@keymile.com> Cc: Karlheinz Jerg <karlheinz.jerg@keymile.com> Cc: Valentin Longchamp <valenting.longchamp@keymile.com> Cc: Holger Brunck <holger.brunck@keymile.com> Acked-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-02-13arm/km: define fdt_high env variable and allow backwards compatibilityGerlando Falauto
Add set_fdthigh subcommand to "subbootcmds" (release) so to set "fdt_high" This is necessary on Kirkwood so that the FDT does not get relocated above the memory limit that the kernel cannot access (that is the memory part reserved for the switch). This was tested on NUSA1, where it is necessary, and on ETER1, where it doesn't seem to hurt. We want the scripts to also work with older versions of u-boot, where: a) set_fdthigh is not defined (will be default env for newer u-boots) b) the fdt will not be available For this reason, we use "set_fdthigh" to tell whether we are running a newer (FDT-aware) u-boot or not. So if "set_fdthigh" runs successfully or arch != arm we try loading the fdt; otherwise we proceed normally. Notice how, contrary to release mode, set_fdthigh will _not_ be part of subbootcmds for develop and ramfs, but will be executed as part of "tftpfdt". Since this is only needed for kirkwood cards, and it prevents the kernel from booting on QorIQ (though it seemed to work on ETER1), we change its definition in the default env for powerpc so that the value is only set on ARM. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> Signed-off-by: Gerlando Falauto <gerlando.falauto@keymile.com> Signed-off-by: Holger Brunck <holger.brunck@keymile.com> Acked-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-02-13arm/km: enable FDT for km_kirwkoodGerlando Falauto
This consists of: a) Defining the addresses, enabling fdtsupport [arm] b) Defining "cramfsloadfdt" [arm,powerpc => common] c) Adding the FDT address to bootm [arm,powerpc => common] d) Defining "tftpfdt" in ramfs-,develop- [arm,powerpc >= common] This should work with 3.10 kernels, whether loaded through TFTP (with rootfs either through NFS or TFTP-ramfs) or from the NAND. The machid was left unchanged, this should keep compatibility with both older and newer kernels. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> Signed-off-by: Gerlando Falauto <gerlando.falauto@keymile.com> Signed-off-by: Holger Brunck <holger.brunck@keymile.com> Acked-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-02-13arm/km: fix wrong error handlingHolger Brunck
miiphy_read and miiphy_write are returning 0 on success. Signed-off-by: Holger Brunck <holger.brunck@keymile.com> Acked-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-02-13arm/km: make local function startup_allowed staticHolger Brunck
Signed-off-by: Holger Brunck <holger.brunck@keymile.com> Acked-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-02-13arm/km: drop unneeded defineHolger Brunck
CONFIG_BOOTCOUNT_LIMIT is used on all boards from this board series. So remove this unneeded define. Signed-off-by: Holger Brunck <holger.brunck@keymile.com> Acked-by: Valentin Longchamp <valentin.longchamp@keymile.com>
2014-02-03kmp204x: initial support for PCIe FPGA configurationValentin Longchamp
The PEXHC PCIe configuration mechanism ensures that the FPGA get configured at power-up. Since all the PCIe devices should be configured when the kernel start, u-boot has to take care that the FPGA gets configured also in other reset scenarios, mostly because of possible configuration change. The used mechanism is taken from the km_kirkwood design and adapted to the kmp204x case (slightly different HW and PCIe configuration). Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> Reviewed-by: York Sun <yorksun@freescale.com>
2014-02-03kmp204x: update I2C field of RCWValentin Longchamp
On the previous HW revision (now unsupported), there was a need for external DMA signals and thus the I2C3/4 signals were used DMA1_DONE/ACK/REQ. These signals now are configured as GPIO[16:19]. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> Reviewed-by: York Sun <yorksun@freescale.com>
2014-02-03kmp204x: implement workaround for A-006559Valentin Longchamp
According to the errata, some bits of an undocumented register in the DCSR must be set for every core in order to avoid a possible data or instruction corruption. This is required for the 2.0 revision of the P2041 that should be used as soon as available in our design. Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> Reviewed-by: York Sun <yorksun@freescale.com>
2014-02-03kmp204x: I2C deblocking supportRainer Boschung
This patch adds support for using some GPIOs that are connected to the I2C bus to force the bus lines state and perform some bus deblocking sequences. The KM common deblocking algorithm from board/keymile/common/common.c is used. The GPIO lines used for deblocking the I2C bus are some external GPIOs provided by the QRIO CPLD: - SCL = GPIOA_20 - SDA = GPIOA_21 The QRIO GPIOs act in an open-drain-like manner, for 0 the line is driven low and for 1 the GPIO is set as input and the line gets pulled-up. Signed-off-by: Rainer Boschung <rainer.boschung@keymile.com> Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> Reviewed-by: York Sun <yorksun@freescale.com>
2014-02-03kmp204x: introduce QRIO GPIO functionsValentin Longchamp
The QRIO GPIO functions can be of general interest. They are thus added to a qrio.c and their prototype are available from kmp204x.h. The QRIO prst function are also included in this file, as well as the functions required for the I2C deblocking support (open-drain). Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> [York Sun: Remove extra blank line in board/keymile/kmp204x/qrio.c] Signed-off-by: York Sun <yorksun@freescale.com>
2014-02-03kmp204x: support for QRIO1 bootcounterRainer Boschung
Make use of the QRIO1 32bit register at 0x20 as bootcounter register Check for BOOTCOUNT_MAGIC pattern when before bootcounter value is read Signed-off-by: Rainer Boschung <rainer.boschung@keymile.com> Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> [York Sun: Minor change to commit message] Signed-off-by: York Sun <yorksun@freescale.com>
2013-11-25Driver/DDR: Moving Freescale DDR driver to a common driverYork Sun
Freescale DDR driver has been used for mpc83xx, mpc85xx, mpc86xx SoCs. The similar DDR controllers will be used for ARM-based SoCs. Signed-off-by: York Sun <yorksun@freescale.com>
2013-11-17Makefile: make directories by Makefile.buildMasahiro Yamada
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
2013-11-17Makefile: specifiy an explicite object name rather than $(BOARD).oMasahiro Yamada
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
2013-11-01board/keymile/kmp204x/Makefile: Convert to SPDX tagTom Rini
Signed-off-by: Tom Rini <trini@ti.com>
2013-11-01board: powerpc: convert more makefiles to Kbuild styleTom Rini
Cc: Masahiro Yamada <yamada.m@jp.panasonic.com> Cc: Wolfgang Denk <wd@denx.de> Cc: Kim Phillips <kim.phillips@freescale.com> Cc: York Sun <yorksun@freescale.com> Signed-off-by: Tom Rini <trini@ti.com>
2013-11-01board: powerpc: convert makefiles to Kbuild styleMasahiro Yamada
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com> Cc: Wolfgang Denk <wd@denx.de> Cc: Kim Phillips <kim.phillips@freescale.com> Cc: York Sun <yorksun@freescale.com> Cc: Stefan Roese <sr@denx.de>
2013-11-01board: arm: convert makefiles to Kbuild styleMasahiro Yamada
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com> Cc: Albert ARIBAUD <albert.u.boot@aribaud.net> Cc: Andreas Bießmann <andreas.devel@googlemail.com> Cc: Stefano Babic <sbabic@denx.de> Cc: Prafulla Wadaskar <prafulla@marvell.com> Cc: Minkyu Kang <mk7.kang@samsung.com> Cc: Vipin Kumar <vipin.kumar@st.com> Cc: Tom Warren <twarren@nvidia.com> Cc: Tom Rini <trini@ti.com>