| Commit message (Collapse) | Author | Age | Lines |
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From Micron, 512MB onwards, flash requires to poll flag status
instead of read status- hence added E_FSR flag on spectific
flash parts.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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SECT_4K, SECT_32K and SECT_64K opeartions are performed to
to specific flash by adding a SECT* flag on respective
spi_flash_params.flag param.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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Few of the flashes(Atmel, Macronix and SST) require to
clear BP# bits in flash power ups.
So clear these BP# bits at probe time, so-that the flash
is ready for user operations.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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Most of the SST flashes needs to write up using SST_WP, AAI
Word Program, so added a flag param on spi_flash_params table.
SST flashes, which supports SST_WP need to use a WP write
sst_write_wp instead of common flash write.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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Given proper spacing between flash table params.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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Added AT45DB* parts are which are avilable in spi_flash_probe_legacy.c.
Updated the sector_size attributes as per the flash parts.
Looks fine for with this sector_size for computing the size
of flash.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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Added SST25* parts are which are avilable in spi_flash_probe_legacy.c.
Updated the sector_size attributes as per the flash parts.
Looks fine for with this sector_size for computing the size
of flash.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
Tested-by: Eric Nelson <eric.nelson@boundarydevices.com>
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Added S25FL* parts are which are avilable in spi_flash_probe_legacy.c.
Updated the sector_size attributes as per the flash parts.
Looks fine for with this sector_size for computing the size
of flash.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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Added W25* parts are which are avilable in spi_flash_probe_legacy.c.
Updated the sector_size attributes as per the flash parts.
Looks fine for with this sector_size for computing the size
of flash.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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Added MX25L* parts are which are avilable in spi_flash_probe_legacy.c.
Updated the sector_size attributes as per the flash parts.
Looks fine for with this sector_size for computing the size
of flash.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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Added GD25* parts are which are avilable in spi_flash_probe_legacy.c.
Updated the sector_size attributes as per the flash parts.
Looks fine for with this sector_size for computing the size
of flash.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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Added EN25Q* parts are which are avilable in spi_flash_probe_legacy.c.
Updated the sector_size attributes as per the flash parts.
Looks fine for with this sector_size for computing the size
of flash.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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Added M25P* parts are which are avilable in spi_flash_probe_legacy.c.
Updated the sector_size attributes as per the flash parts.
Looks fine for with this sector_size for computing the size of flash.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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Added new spi_flash_probe support, currently added N25Q*
flash part attributes support.
Updated the sector_size attributes as per the flash parts.
Looks fine for with this sector_size for computing the size
of flash.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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Divided the spi_flash framework into mutiple parts for
- spi_flash.c:
spi flash core file, interaction for spi/qspi driver to
spi_flash framework.
- spi_flash_ops.c
spi flash preffered operations, erase,write and read.
- spi_flash_probe.c
spi flash probing, easy to extend probing functionality.
This change will support to extend the functionality in a
proper manner.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
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To enable hypervisors utilizing the ARMv7 virtualization extension
on the Versatile Express board with the A15 core tile, we add the
required configuration variable.
Also we define the board specific smp_set_cpu_boot_addr() function to
set the start address for secondary cores in the VExpress specific
manner.
There is no need to provide a custom smp_waitloop() function here.
This also serves as an example for what to do when adding support for
new boards.
Signed-off-by: Andre Przywara <andre.przywara@linaro.org>
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For the KVM and XEN hypervisors to be usable, we need to enter the
kernel in HYP mode. Now that we already are in non-secure state,
HYP mode switching is within short reach.
While doing the non-secure switch, we have to enable the HVC
instruction and setup the HYP mode HVBAR (while still secure).
The actual switch is done by dropping back from a HYP mode handler
without actually leaving HYP mode, so we introduce a new handler
routine in our new secure exception vector table.
In the assembly switching routine we save and restore the banked LR
and SP registers around the hypercall to do the actual HYP mode
switch.
The C routine first checks whether we are in HYP mode already and
also whether the virtualization extensions are available. It also
checks whether the HYP mode switch was finally successful.
The bootm command part only calls the new function after the
non-secure switch.
Signed-off-by: Andre Przywara <andre.przywara@linaro.org>
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Currently the non-secure switch is only done for the boot processor.
To enable full SMP support, we have to switch all secondary cores
into non-secure state also.
So we add an entry point for secondary CPUs coming out of low-power
state and make sure we put them into WFI again after having switched
to non-secure state.
For this we acknowledge and EOI the wake-up IPI, then go into WFI.
Once being kicked out of it later, we sanity check that the start
address has actually been changed (since another attempt to switch
to non-secure would block the core) and jump to the new address.
The actual CPU kick is done by sending an inter-processor interrupt
via the GIC to all CPU interfaces except the requesting processor.
The secondary cores will then setup their respective GIC CPU
interface.
While this approach is pretty universal across several ARMv7 boards,
we make this function weak in case someone needs to tweak this for
a specific board.
The way of setting the secondary's start address is board specific,
but mostly different only in the actual SMP pen address, so we also
provide a weak default implementation and just depend on the proper
address to be set in the config file.
Signed-off-by: Andre Przywara <andre.przywara@linaro.org>
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To actually trigger the non-secure switch we just implemented, call
the switching routine from within the bootm command implementation.
This way we automatically enable this feature without further user
intervention.
Signed-off-by: Andre Przywara <andre.przywara@linaro.org>
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The core specific part of the work is done in the assembly routine
in nonsec_virt.S, introduced with the previous patch, but for the full
glory we need to setup the GIC distributor interface once for the
whole system, which is done in C here.
The routine is placed in arch/arm/cpu/armv7 to allow easy access from
other ARMv7 boards.
We check the availability of the security extensions first.
Since we need a safe way to access the GIC, we use the PERIPHBASE
registers on Cortex-A15 and A7 CPUs and do some sanity checks.
Boards not implementing the CBAR can override this value via a
configuration file variable.
Then we actually do the GIC enablement:
a) enable the GIC distributor, both for non-secure and secure state
(GICD_CTLR[1:0] = 11b)
b) allow all interrupts to be handled from non-secure state
(GICD_IGROUPRn = 0xFFFFFFFF)
The core specific GIC setup is then done in the assembly routine.
Signed-off-by: Andre Przywara <andre.przywara@linaro.org>
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While actually switching to non-secure state is one thing, another
part of this process is to make sure that we still have full access
to the interrupt controller (GIC).
The GIC is fully aware of secure vs. non-secure state, some
registers are banked, others may be configured to be accessible from
secure state only.
To be as generic as possible, we get the GIC memory mapped address
based on the PERIPHBASE value in the CBAR register. Since this
register is not architecturally defined, we check the MIDR before to
be from an A15 or A7.
For CPUs not having the CBAR or boards with wrong information herein
we allow providing the base address as a configuration variable.
Now that we know the GIC address, we:
a) allow private interrupts to be delivered to the core
(GICD_IGROUPR0 = 0xFFFFFFFF)
b) enable the CPU interface (GICC_CTLR[0] = 1)
c) set the priority filter to allow non-secure interrupts
(GICC_PMR = 0xFF)
Also we allow access to all coprocessor interfaces from non-secure
state by writing the appropriate bits in the NSACR register.
The generic timer base frequency register is only accessible from
secure state, so we have to program it now. Actually this should be
done from primary firmware before, but some boards seems to omit
this, so if needed we do this here with a board specific value.
The Versatile Express board does not need this, so we remove the
frequency from the configuration file here.
After having switched to non-secure state, we also enable the
non-secure GIC CPU interface, since this register is banked.
Since we need to call this routine also directly from the smp_pen
later (where we don't have any stack), we can only use caller saved
registers r0-r3 and r12 to not mess with the compiler.
Signed-off-by: Andre Przywara <andre.przywara@linaro.org>
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A prerequisite for using virtualization is to be in HYP mode, which
requires the CPU to be in non-secure state first.
Add a new file in arch/arm/cpu/armv7 to hold a monitor handler routine
which switches the CPU to non-secure state by setting the NS and
associated bits.
According to the ARM architecture reference manual this should not be
done in SVC mode, so we have to setup a SMC handler for this.
We create a new vector table to avoid interference with other boards.
The MVBAR register will be programmed later just before the smc call.
Signed-off-by: Andre Przywara <andre.przywara@linaro.org>
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armv7.h contains some useful constants, but also C prototypes.
To include it also in assembly files, protect the non-assembly
part appropriately.
Signed-off-by: Andre Przywara <andre.przywara@linaro.org>
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Signed-off-by: Tom Rini <trini@ti.com>
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This patch adds the pad to i.MX6DQ and changes the i.MX6DLS
declaration to match the Linux kernel declaration.
Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>
Acked-by: Marek Vasut <marex@denx.de>
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The value MXC_CCM_CCGR3_IPU1_IPU_DI0_OFFSET that was used to initialize
the CCGR3 register caused an undefined value for CG0.
Signed-off-by: Pierre Aubert <p.aubert@staubli.com>
CC: Stefano Babic <sbabic@denx.de>
Acked-by: Eric Nelson <eric.nelson@boundarydevices.com>
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If smc911x_initialize() fails we should return the error immediately.
While at it, also check the error from cpu_eth_init().
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Stefano Babic <sbabic@denx.de>
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If cpu_eth_init() fails we should return the error immediately.
Cc: Marek Vasut <marex@denx.de>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
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If cpu_eth_init() fails we should return the error immediately.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
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Convert set_hdr_func(struct imx_header *imxhdr) to set_hdr_func(void)
to get rid of the warning
warning: ‘imxhdr’ is used uninitialized in this function
Signed-off-by: York Sun <yorksun@freescale.com>
Acked-by: Stefano Babic <sbabic@denx.de>
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Performing tftp transfers on mx28 results in random timeouts.
Hector Palacios and Robert Hodaszi analyzed the root cause being related to the
wrong alignment of the 'buff' buffer inside fec_recv().
Benoît Thébaudeau provided an excellent analysis of the alignment bug that is
present on older versions, such as GCC 4.5.4:
http://marc.info/?l=u-boot&m=137942904906131&w=2
Use ALLOC_CACHE_ALIGN_BUFFER() to avoid alignment issues from older GCC
versions.
Reported-by: Hector Palacios <hector.palacios@digi.com>
Tested-by: Oliver Metz <oliver@freetz.org>
Tested-by: Hector Palacios <hector.palacios@digi.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
Tested-by: Marek Vasut <marex@denx.de>
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We need to load 'imx6dl-sabresd.dtb' in the mx6dl version.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Otavio Salvador <otavio@ossystems.com.br>
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Since commit bce883707 (ARM: mxs: tools: Add mkimage support for MXS bootstream)
the following build error is seen when doing a MAKEALL build:
$ ./MAKEALL mx28evk
Configuring for mx28evk - Board: mx28evk, Options: ENV_IS_IN_MMC
mxsimage.c:18:25: fatal error: openssl/evp.h: No such file or directory
Add an entry about the need of installing the 'libssl-dev' package.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
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Fix the following checkpatch warning:
$ ./tools/checkpatch.pl -F board/freescale/mx28evk/mx28evk.c
CHECK: Alignment should match open parenthesis
#109: FILE: freescale/mx28evk/mx28evk.c:109:
+ writel(CLKCTRL_ENET_TIME_SEL_RMII_CLK | CLKCTRL_ENET_CLK_OUT_EN,
+ &clkctrl_regs->hw_clkctrl_enet);
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
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This patch fixes a regression introduced by commit 87d720e0.
Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>
Acked-by: Otavio Salvador <otavio@ossystems.com.br>
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mx6slevk has a SMSC8720 connected in RMII mode.
Add support for it.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
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Similarly as mx25 and mx53, mx6solo-lite needs to setup the MII gasket for RMII
mode.
Add support for mx6solo-lite.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
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Currently board_eth_init() always return 0, but we should propagate the error
when cpu_eth_init() fails.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
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Currently board_eth_init() always return 0, but we should propagate the error
when cpu_eth_init() fails.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
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In arch/arm/cpu/arm1136/cpu.c we have:
#ifndef CONFIG_SYS_CACHELINE_SIZE
#define CONFIG_SYS_CACHELINE_SIZE 32
#endif
,so there is no need to define 'CONFIG_SYS_CACHELINE_SIZE' with the default
size in the board config file.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
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malloc can fail, so we should better check its return value before using it.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
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If a HDMI cable is not connected, the following message is seen on boot:
CPU: Freescale i.MX6Q rev1.1 at 792 MHz
Reset cause: POR
Board: MX6-SabreSD
DRAM: 1 GiB
MMC: FSL_SDHC: 0, FSL_SDHC: 1, FSL_SDHC: 2
No panel detected: default to HDMI
unsupported panel HDMI
Reset the 'i' variable to fix the 'unsupported panel' message.
This follows the same idea of commit 47ac53d7ae (imx: nitrogen6x/mx6qsabrelite:
Fix bug in board_video_skip).
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
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Since commit d9b894603 (mx6sabresd: Add LVDS splash screen support) the
following hang happens if the HDMI cable is not connected or the 'panel'
variable is not set:
U-Boot 2013.10-rc2-12978-g47ac53d-dirty (Sep 11 2013 - 15:07:38)
CPU: Freescale i.MX6Q rev1.2 at 792 MHz
Reset cause: POR
Board: MX6-SabreSD
DRAM: 1 GiB
MMC: FSL_SDHC: 0, FSL_SDHC: 1, FSL_SDHC: 2
...
Provide a check to 'dev->detect' in order to prevent the hang.
Reported-by: Pardeep Kumar Singla <b45784@freescale.com>
Suggested-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
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according to the manual frequency of PLL2 PFD2 is 396.000.000
instead of 400.000.000
Signed-off-by: Markus Niebel <Markus.Niebel@tqs.de>
Acked-by: Stefano Babic <sbabic@denx.de>
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The wandboard solo version should boot the 'imx6dl-wandboard.dtb' file, since
dual-lite and solo variants are the same SoC with only the number of cores being
different.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
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Conflicts:
MAINTAINERS
boards.cfg
Signed-off-by: Stefano Babic <sbabic@denx.de>
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Signed-off-by: Philippe Reynes <tremyfr@yahoo.fr>
Signed-off-by: Eric Jarrige <eric.jarrige@armadeus.org>
Acked-by: Stefano Babic <sbabic@denx.de>
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