Commit Graph

40 Commits

Author SHA1 Message Date
Albert ARIBAUD 7528cf5f01 Merge branch 'u-boot-imx/master' into 'u-boot-arm/master' 2013-01-08 14:59:37 +01:00
Marek Vasut 1f75b54150 mxs: Add NAND fdt and ramdisk partition to m28evk
Adjust the NAND partitioning layout so that there is a separate partition
for the ramdisk and fdt blob on the NAND.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
2013-01-05 17:40:12 +01:00
Eric Benard 71779d5b87 m28evk/mx28evk: fix nand_update_full
- since commit 418396e212 nand write.raw
can take the number of page to be written as an argument. nand_update_full
is passing the size (in bytes) to nand write.raw. This value was previously
ignored but now breaks the write.
- this patch updates the default environment of these boards to provide a
pagecount instead of a size to nand write.raw.
- tested on a mx28evk with a 4k page NAND and on a custom board with a
2k page NAND.

Signed-off-by: Eric Bénard <eric@eukrea.com>
Cc: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
2012-12-14 16:04:06 -06:00
Marek Vasut 6dc71c8d2a MMC: MXS: Toggle the generic bounce buffer on the boards
Flip the boards to use the generic bounce buffer instead of the
MMC one.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Andy Fleming <afleming@freescale.com>
Cc: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
2012-10-22 02:53:35 -05:00
Marek Vasut 2a090cea73 m28: Properly configure the SPI flash chipselect
The SPI flash is not properly detected by plain "sf probe" due to
it being located on different bus and different chipselect. Fix
this problem.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Tom Rini <trini@ti.com>
2012-10-12 12:16:29 -07:00
Marek Vasut c16ecb0908 M28: Fix the use of gpmi-nand in mtdparts
The mtd name of the NAND in Linux is "gpmi-nand", not "gpmi-nand.0" as
it would be expected, since the controller doesn't support multiple NANDs
attached to it as of now. Rectify this flub by adjusting default mtdparts.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Otavio Salvador <otavio@ossystems.com.br>
Acked-by: Stefano Babic <sbabic@denx.de>
2012-09-04 11:57:56 +02:00
Marek Vasut 0375baf5fa MX28: m28evk: Enable SPI DMA
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Otavio Salvador <otavio@ossystems.com.br>
Cc: Stefano Babic <sbabic@denx.de>
2012-09-01 14:58:29 +02:00
Marek Vasut 1d6d5f9674 MX28: m28evk: Align SSP clock speed
Align the SSP clock speed with oscilator to achieve
higher transfer stability.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Otavio Salvador <otavio@ossystems.com.br>
Cc: Stefano Babic <sbabic@denx.de>
2012-09-01 14:58:29 +02:00
Otavio Salvador e229d445fc MX28: Move "regs-base.h" include after SoC type configuration
For i.MX233 addition the base registers need to be change so the SoC
definition needs to be known before the header include.

The following boards has been changed:

 * apx4devkit
 * m28evk
 * mx28evk
 * sc_sps_1

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Acked-by: Stefano Babic <sbabic@denx.de>
2012-09-01 14:58:27 +02:00
Fabio Estevam a7273de61b m28evk: Turn on caches
Turn on data and instruction caches.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
2012-09-01 14:58:24 +02:00
Rob Herring 3d6ba91e79 ARM: Remove unused stack and irq config defines
CONFIG_STACKSIZE is not referenced anywhere except on AVR32, but present
in most ARM board config files.

IRQs are only enabled for 1 config, so remove the unused config options
for IRQ and FIQ stack size as well.

Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
2012-09-01 14:58:22 +02:00
Otavio Salvador 3a0398d7b9 mxs: reorganize source directory for easy sharing of code in i.MXS SoCs
Most code can be shared between i.MX23 and i.MX28 as both are from
i.MXS family; this source directory structure makes easy to share code
among them.

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Acked-by: Stefano Babic <sbabic@denx.de>
2012-09-01 14:58:17 +02:00
Fabio Estevam f28e26951a configs: Remove unused symbol CONFIG_DISCOVER_PHY
CONFIG_DISCOVER_PHY is not used anywhere, so remove it from config files.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
2012-08-09 22:32:05 +02:00
Fabio Estevam c27c07b86b ARM: mx28: Remove CONFIG_ARCH_CPU_INIT
No need to define CONFIG_ARCH_CPU_INIT.

All mx28 based boards should use arch_cpu_init().

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
2012-07-07 14:07:44 +02:00
Otavio Salvador be8d6b614f m28evk: use same notation to alloc the 128kB stack
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Acked-by: Wolfgang Denk <wd@denx.de>
2012-07-07 14:07:27 +02:00
Otavio Salvador a2277e8403 m28evk: drop duplicated definition of CONFIG_OF_LIBFDT
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Cc: Marek Vasut <marex@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Acked-by: Marek Vasut <marex@denx.de>
2012-07-07 14:07:27 +02:00
Otavio Salvador 212033fc9a m28evk: fix board config include guardian macro name
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Acked-by: Marek Vasut <marex@denx.de>
2012-07-07 14:07:27 +02:00
Tom Rini 219f4788d3 hush.c: Move default CONFIG_SYS_PROMPT_HUSH_PS2 to hush.c
Exactly one board has defined CONFIG_SYS_PROMPT_HUSH_PS2 to a value
different than "> " which is vision2.  I have Cc'd the maintainer here
as I strongly suspect this is a bug rather than intentional behavior.

Cc: Stefano Babic <sbabic@denx.de>
Signed-off-by: Tom Rini <trini@ti.com>
Acked-by: Stefano Babic <sbabic@denx.de>
2012-06-20 20:36:51 +02:00
Tom Rini 26750c8aee CONFIG_SYS_BAUDRATE_TABLE: Add <config_fallbacks.h>, place there
We provide a default table of { 9600, 19200, 38400, 57600, 115200 }
in <config_fallbacks.h> which mkconfig places after <configs/...h> in
the generated config file.  This is used when a board has not set its
own table.

Signed-off-by: Tom Rini <trini@ti.com>
2012-06-20 20:26:16 +02:00
Marek Vasut f8c4a86b5e i.MX28: Implement boot pads sampling and reporting
This patch implements code that samples i.MX28 boot pads and reports boot mode
accordingly.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
2012-05-15 08:31:35 +02:00
Marek Vasut 9a0f98d397 M28EVK: Add SD update command
Add "update_sd_firmware" command to easily reload the SD card of
m28evk kit. This comes handy when the board boots from SD card.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
2012-05-15 08:31:35 +02:00
Marek Vasut feef24ee11 M28: Scan only first 512 MB of DRAM to avoid memory wraparound
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <festevam@gmail.com>
2012-05-15 08:31:32 +02:00
Marek Vasut 6725ebdff5 M28: Enable FDT support
This will eventually be needed with Linux 3.5, which will be the point when
MXS will be switched to FDT.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <festevam@gmail.com>
2012-05-15 08:31:32 +02:00
Fabio Estevam b91ce01841 m28evk: Allow to booting a dt kernel
Allow to booting a dt kernel.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
2012-05-15 08:31:31 +02:00
Marek Vasut e87ca8c049 M28: Pull out CONFIG_APBH_DMA so it's always enabled
The ABPH DMA is now used also by the SD card. Therefore it has to be enabled
even if NAND is disabled.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
2012-04-16 14:53:59 +02:00
Marek Vasut 9ed5dfa852 i.MX28: Fix initial stack pointer position
The patch:

  m28evk: Use GENERATED_GBL_DATA_SIZE
  commit 1084606c97

introduced usage of GENERATED_GBL_DATA_SIZE and calculation of initial stack
pointer position defived from that. Due to a small typo, the SP position moved
to 0x21f80, which is past the SRAM area. This didn't manifest on the real
hardware as the SRAM repeats there (address bits in the CPU being ignored).

Though this was caught in QEMU, where it crashed the emulator.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Tested-by: Fabio Estevam <fabio.estevam@freescale.com>
2012-04-16 14:53:59 +02:00
Marek Vasut b3541c1ac9 i.MX28: Make use of the bounce buffer
This allows i.MX28 MMC host to fully utilize DMA transfers and caches, greatly
improving speed.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <festevam@gmail.com>
2012-03-29 07:56:53 +02:00
Fabio Estevam 94f0003f65 configs: imx: Use CONFIG_SF_DEFAULT_CS
CONFIG_SPI_FLASH_CS is not used anywhere.

Use CONFIG_SF_DEFAULT_CS instead.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
Acked-by: Stefano Babic <sbabic@denx.de>
2012-03-27 09:41:17 +02:00
Fabio Estevam db917fbfed configs: Remove CONFIG_NET_MULTI from board files
CONFIG_NET_MULTI is not used anymore, so remove it from board files.

Cc: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Kumar Gala <kumar.gala@freescale.com>
Cc: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Tom Rini <trini@ti.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Acked-by: Marek Vasut <marek.vasut@gmail.com>
Acked-by: Heiko Schocher <hs@denx.de>
Acked-by: Kumar Gala <galak@kernel.crashing.org>
Acked-by: Stefano Babic <sbabic@denx.de>
Tested-by: Marek Vasut <marek.vasut@gmail.com>
Tested-by: Heiko Schocher <hs@denx.de>
2012-02-12 10:11:26 +01:00
Vladimir Zapolskiy 6bbb3e93a5 NAND: remove NAND_MAX_CHIPS definitions
This change follows the change by Wolfgang Grandegger (commit 6c869637fe),
which allows to remove useless NAND_MAX_CHIPS definitions in board config
files.

Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Cc: Scott Wood <scottwood@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2012-01-26 16:08:55 -06:00
Marek Vasut c660a54182 M28EVK: Fix build if CONFIG_CMD_NAND not selected
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
2012-01-16 08:40:10 +01:00
Fabio Estevam 1084606c97 m28evk: Use GENERATED_GBL_DATA_SIZE
Use GENERATED_GBL_DATA_SIZE for calculating CONFIG_SYS_INIT_SP_OFFSET.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
2012-01-16 08:40:09 +01:00
Marek Vasut 8ba1604d34 M28: Cleanup memsize.o OOT build
The current way memsize.c is built just made a symlink into the directory
with SPL and then compiled it like any other file there. This was bad as that
broke the out-of-tree build.

The new way introduced in this patch uses the standard spl/Makefile methods
(CONFIG_SPL_LIBCOMMON_SUPPORT / CONFIG_SPL_LIBGENERIC_SUPPORT) to let files in
common/ be built. Because common/Makefile says memsize.c is always built (SPL
and non-SPL build), this fixes our issue with memsize.c out-of-tree build.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
2011-12-09 17:30:10 +01:00
Marek Vasut c944a3ef82 i.MX28: Move SPL to arch/arm/cpu/arm926ejs/mx28
This moves SPL to common location so it can be reused by multiple boards. Also,
this commit adjusts M28 SoM to avoid breakage due to the move.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
2011-12-09 17:30:10 +01:00
Fabio Estevam 0249e4b7f2 m28evk: Fix comment about the number of RAM banks
m28evk has one bank of RAM.

Fix the comment.

Cc: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marek.vasut@gmail.com>
2011-11-11 11:36:58 +01:00
Marek Vasut 8f59bc1fc0 M28EVK: Enable USB HOST support
This enables the second port, aka. the port with the USB connector on the
M28EVK.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Remy Bohmer <linux@bohmer.net>
2011-11-11 11:36:58 +01:00
Marek Vasut 3a4ce8335b M28: Add memory detection into SPL
This code allows the DDR DRAM size to be detected at runtime. The RAM size is
stored into two scratch registers, from which it is then fetched in U-Boot.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
2011-11-11 11:36:58 +01:00
Marek Vasut 22fe68fbdc iMX28: Fix ARM vector handling
This patch introduces proper ARM vector handling for i.MX28 CPU. This issue
wasn't addressed because the interrupts weren't enabled on any ARMv5 core,
therefore the issue wasn't noticed earlier.

In previous implementation, the vectoring code used by i.MX28 CPU when an
exception happened was that of the SPL. With this change, the branch target when
an exception happens can be reconfigured by U-Boot.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
2011-11-11 11:36:58 +01:00
Marek Vasut 04fe4273d3 M28: Add MMC SPL
This patch adds SPL code for the M28 board.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Andy Fleming <afleming@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
2011-11-11 11:36:57 +01:00
Marek Vasut fc10272856 iMX28: Add support for DENX M28EVK board
This contains support for the following components:
- DUART
- MMC
- Both FEC interfaces
- NAND
- I2C (RTC, EEPROM)
- SPI (FLASH)

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
2011-11-11 11:36:57 +01:00