oweals/u-boot.git
9 years agoMerge branch 'master' of git://git.denx.de/u-boot-spi
Tom Rini [Tue, 28 Apr 2015 11:28:43 +0000 (07:28 -0400)]
Merge branch 'master' of git://git.denx.de/u-boot-spi

9 years agosf: Fix to compute proper sector_size
Jagannadha Sutradharudu Teki [Mon, 27 Apr 2015 15:34:15 +0000 (21:04 +0530)]
sf: Fix to compute proper sector_size

Upto now flash sector_size is assigned from params which isn't
necessarily a sector size from vendor, so based on the SECT_*
flags from flash_params the erase_size will compute and it will
become the sector_size finally.

Bug report (from Bin Meng):
=> sf probe
SF: Detected SST25VF016B with page size 256 Bytes, erase size 4 KiB,
total 2 MiB, mapped at ffe00000

=> sf erase 0 +100
SF: 65536 bytes @ 0x0 Erased: OK

Signed-off-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
Reported-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
9 years agodm: sf: Make SST flash write op work again
Bin Meng [Fri, 24 Apr 2015 11:51:10 +0000 (19:51 +0800)]
dm: sf: Make SST flash write op work again

With SPI flash moving to driver model, commit fbb0991 "dm: Convert
spi_flash_probe() and 'sf probe' to use driver model" ignored the
SST flash-specific write op (byte program & word program), which
actually broke the SST flash from wroking.

This commit makes SST flash work again under driver model, by adding
SST flash-specific handling in the spi_flash_std_write().

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
9 years agodm: sf: Save flash flags to struct spi_flash
Bin Meng [Tue, 28 Apr 2015 07:59:54 +0000 (13:29 +0530)]
dm: sf: Save flash flags to struct spi_flash

Add a new member 'flags' in struct spi_flash to store the flash flags
during spi_flash_validate_params().

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
9 years agospi: omap3: Fix timeout handling
David Dueck [Wed, 1 Apr 2015 12:20:24 +0000 (14:20 +0200)]
spi: omap3: Fix timeout handling

The timeout value is never reset during the transfer. This means that when
transferring more data we eventually trigger the timeout.

This was reported on the mailing list:
"Spansion SPI flash read timeout with AM335x"

Signed-off-by: David Dueck <davidcdueck@googlemail.com>
CC: Tom Rini <trini@konsulko.com>
CC: Stefan Roese <sr@denx.de>
CC: Andy Pont <andy.pont@sdcsystems.com>
Tested-by: David Dueck <davidcdueck@googlemail.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
9 years agoMerge branch 'master' of git://git.denx.de/u-boot-fdt
Tom Rini [Fri, 24 Apr 2015 19:07:19 +0000 (15:07 -0400)]
Merge branch 'master' of git://git.denx.de/u-boot-fdt

9 years agoMerge branch 'master' of git://git.denx.de/u-boot-mips
Tom Rini [Fri, 24 Apr 2015 17:44:28 +0000 (13:44 -0400)]
Merge branch 'master' of git://git.denx.de/u-boot-mips

9 years agoMerge branch 'master' of git://git.denx.de/u-boot-fsl-qoriq
Tom Rini [Fri, 24 Apr 2015 17:43:24 +0000 (13:43 -0400)]
Merge branch 'master' of git://git.denx.de/u-boot-fsl-qoriq

9 years agoMIPS: implement device-tree handover to Linux kernel
Daniel Schwierzeck [Sun, 22 Feb 2015 15:58:30 +0000 (16:58 +0100)]
MIPS: implement device-tree handover to Linux kernel

Add device-tree handover to Linux kernel conforming with MIPS UHI [1].
Register $a0 will be set to the reserved value -2. The address of
the device-tree blob will be stored as KSEG0 address in $a1. $a2 and
$a3 are set to zero.

[1] http://prplfoundation.org/wiki/MIPS_documentation

Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
9 years agofdt: Fix handling of paths with options in them
Hans de Goede [Mon, 20 Apr 2015 09:13:37 +0000 (11:13 +0200)]
fdt: Fix handling of paths with options in them

After syncing the sunxi dts files with the upstream kernel dm/fdt sunxi
builds would no longer boot.

The problem is that stdout-path is now set like this in the upstream dts
files: stdout-path = "serial0:115200n8". The use of options in of-paths,
either after an alias name, or after a full path, e.g. stdout-path =
"/soc@01c00000/serial@01c28000:115200", is standard of usage, but something
which the u-boot dts code so far did not handle.

This commit fixes this, adding support for both path formats.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Simon Glass <sjg@chromium.org>
9 years agoarmv8/fsl-lsch3: Implement workaround for I2C erratum A009203
York Sun [Mon, 23 Mar 2015 17:41:35 +0000 (10:41 -0700)]
armv8/fsl-lsch3: Implement workaround for I2C erratum A009203

This erratum requires setting GLITCH_EN bit in debug register to
enable digital filter to improve clock stability.

Signed-off-by: York Sun <yorksun@freescale.com>
CC: Heiko Schocher <hs@denx.de>
9 years agols2085a: esdhc: Add esdhc support for ls2085a
Yangbo Lu [Sat, 21 Mar 2015 02:28:31 +0000 (19:28 -0700)]
ls2085a: esdhc: Add esdhc support for ls2085a

This patch adds esdhc support for ls2085a.

Signed-off-by: Yangbo Lu <yangbo.lu@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoarmv8/ls2085ardb: Enable NAND SPL support
Scott Wood [Tue, 24 Mar 2015 20:25:03 +0000 (13:25 -0700)]
armv8/ls2085ardb: Enable NAND SPL support

Enable NAND boot support using SPL framework. To boot from
NAND, either use DIP switches on board, or "qixis_reset nand"
command. Details of forming NAND image can be found in README.

Signed-off-by: Scott Wood <scottwood@freescale.com>
[York Sun: Remove +S from defconfig after commit 252ed872]
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agofreescale/qixis: Add support for booting from NAND
Scott Wood [Sat, 21 Mar 2015 02:28:29 +0000 (19:28 -0700)]
freescale/qixis: Add support for booting from NAND

Use "qixis_reset nand" to reset the board to boot from NAND.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoarmv8/ls2085aqds: NAND boot support
Scott Wood [Tue, 24 Mar 2015 20:25:02 +0000 (13:25 -0700)]
armv8/ls2085aqds: NAND boot support

This adds NAND boot support for LS2085AQDS, using SPL framework.
Details of forming NAND image can be found in README.

Signed-off-by: Scott Wood <scottwood@freescale.com>
[York Sun: Remove +S from defconfig after commit 252ed872]
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agodriver/ifc: Add 64KB page support
Jaiprakash Singh [Sat, 21 Mar 2015 02:28:27 +0000 (19:28 -0700)]
driver/ifc: Add 64KB page support

IFC has two register pages.Till IFC version 1.4 each
register page is 4KB each.But IFC ver 2.0 register page
size is 64KB each.IFC regiters structure is break into
two viz FCM and RUNTIME.FCM(Flash control machine) registers
are defined in PAGE0 and controls IFC generic functionality.
RUNTIME registers are defined in PAGE1 and controls NAND and
GPCM funcinality.

FCM and RUNTIME structures defination is common for IFC
version 1.4 and 2.0.

Signed-off-by: Jaiprakash Singh <b44839@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoboard/ls2085qds: Add support ethernet
Prabhakar Kushwaha [Sat, 21 Mar 2015 02:28:26 +0000 (19:28 -0700)]
board/ls2085qds: Add support ethernet

Add support of ethernet:
 - eth.c: mapping lane to slot for (0x2A, 0x07)
 - ls2085a.c: To enable/disable dpmac and get link type

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoMerge branch 'buildman' of git://git.denx.de/u-boot-x86
Tom Rini [Thu, 23 Apr 2015 18:56:47 +0000 (14:56 -0400)]
Merge branch 'buildman' of git://git.denx.de/u-boot-x86

9 years agoMerge branch 'master' of git://git.denx.de/u-boot-dm
Tom Rini [Thu, 23 Apr 2015 17:53:09 +0000 (13:53 -0400)]
Merge branch 'master' of git://git.denx.de/u-boot-dm

9 years agocolibri_vf: Enable USB support for Colibri Vybrid
Sanchayan Maity [Fri, 17 Apr 2015 13:26:42 +0000 (18:56 +0530)]
colibri_vf: Enable USB support for Colibri Vybrid

Enable USB support on Toradex Colibri Vybrid Modules.

Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>
Acked-by: Marek Vasut <marex@denx.de>
9 years agousb: host: Add ehci-vf USB driver for ARM Vybrid SoC's
Sanchayan Maity [Wed, 15 Apr 2015 10:54:27 +0000 (16:24 +0530)]
usb: host: Add ehci-vf USB driver for ARM Vybrid SoC's

This driver adds support for the USB peripheral on Freescale Vybrid
SoC's.

Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>
9 years agoARM: vf610: Initial integration for Colibri VF50/VF61
Sanchayan Maity [Wed, 15 Apr 2015 10:54:26 +0000 (16:24 +0530)]
ARM: vf610: Initial integration for Colibri VF50/VF61

This adds initial support for Colibri VF50/VF61 based on Freescale
Vybrid SoC.

- CPU clocked at 396/500 MHz
- DDR3 at 396MHz
  - for VF50, use PLL2 as memory clock (synchronous mode)
  - for VF61, use PLL1 as memory clock (asynchronous mode)
- Console on UART0 (Colibri UART_A)
- Ethernet on FEC1
- PLL5 based RMII clocking (E.g. No external crystal)
- UART_A and UART_C I/O muxing
- Boot from NAND by default

Tested on Colibri VF50/VF61 booting using serial loader over UART.

Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>
Acked-by: Stefan Agner <stefan@agner.ch>
9 years agoARM: vf610: Enable caches
Stefan Agner [Wed, 15 Apr 2015 10:54:25 +0000 (16:24 +0530)]
ARM: vf610: Enable caches

Enables caches which provides a rather huge speedup of the boot loader.
Also mark the on-chip RAM as cachable since this is the area U-Boot runs
from.

Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>
9 years agoARM: vf610: Add SoC and CPU type detection
Sanchayan Maity [Wed, 15 Apr 2015 10:54:24 +0000 (16:24 +0530)]
ARM: vf610: Add SoC and CPU type detection

Vybrid product family consists of several rather similar SoC which
can be determined by softare during boot time. This allows use of
variable ${soc} for Linux device tree files. Detect VF5xx CPU's by
reading the CPU count register. We can determine the second number
of the CPU type (VF6x0) which indicates the presence of a L2 cache.

Signed-off-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>
9 years agoARM: vf610: Enable external 32KHz oscillator
Stefan Agner [Wed, 15 Apr 2015 10:54:23 +0000 (16:24 +0530)]
ARM: vf610: Enable external 32KHz oscillator

Enable the SCSC (Slow Clock Source Controller) and select the external
32KHz oscillator. This improves the accuracy of the RTC.

Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>
9 years agoARM: vf610: Move DDR3 initialization to imx-common
Sanchayan Maity [Wed, 15 Apr 2015 10:54:22 +0000 (16:24 +0530)]
ARM: vf610: Move DDR3 initialization to imx-common

In order to avoid code duplication, move the DDR3 initialization to the
common place under imx-common. Currently ROW_DIFF and COL_DIFF can be
chosen from the board file. The JEDEC timings are specified using a
common ddr3_jedec_timings structure.

Signed-off-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>
9 years agocmd, nand: add more info to "nand info"
Heiko Schocher [Sun, 12 Apr 2015 08:18:09 +0000 (10:18 +0200)]
cmd, nand: add more info to "nand info"

add subpagesize, nand options and bbt options to the
"nand info" output.

=> nand info

Device 0: nand0, sector size 256 KiB
  Page size       4096 b
  OOB size         256 b
  Erase size    262144 b
  subpagesize     4096 b
  options     0x     200
  bbt options 0x    8000

Signed-off-by: Heiko Schocher <hs@denx.de>
9 years agortc: Set valid date after reset
Marek Vasut [Thu, 9 Apr 2015 23:11:54 +0000 (01:11 +0200)]
rtc: Set valid date after reset

Some RTC chips tend to set garbage date after reset.
This patch sets the date to 2000-01-01 00:00 immediatelly
after the RTC chip reset is issued using the "date reset"
command.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Heiko Schocher <hs@denx.de>
Cc: Tom Rini <trini@konsulko.com>
9 years agoarm: am437x: mux: Update mux names
Bryan De Faria [Thu, 2 Apr 2015 08:57:07 +0000 (10:57 +0200)]
arm: am437x: mux: Update mux names

Correct and complete the mux names following AM437x Technical Reference Manual.

Signed-off-by: Bryan De Faria <bdefaria-ext@adeneo-embedded.com>
9 years agom68k: add architecture-specific u-boot.lds
angelo@sysam.it [Sun, 29 Mar 2015 20:54:16 +0000 (22:54 +0200)]
m68k: add architecture-specific u-boot.lds

Add architecture-specific u-boot.lds and remove all board-specific
u-boot.lds.

All the .text customization that was board-specific have been
moved inside the related include/configs, inside a
LDS_BOARD_TEXT define.

Signed-off-by: Angelo Dureghello <angelo@sysam.it>
9 years agofastboot: ARM: OMAP5: Enable reboot-bootloader
Dileep Katta [Fri, 27 Mar 2015 17:36:57 +0000 (23:06 +0530)]
fastboot: ARM: OMAP5: Enable reboot-bootloader

Implemented fb_set_reboot_flag() for OMAP5 to set
an environment variable 'dofastboot' when reboot-bootloader called.

This environment variable will be checked in boot command and fastboot
will be called if the variable is set.
If the bootcmd env variable of OMAP5 common is overwritten with board-specific
command, then these changes will not apply.

This was originally intended for DRA7 platform, but now applies to all OMAP5.

Ref:
http://git.omapzoom.org/?p=repo/u-boot.git;a=commit;h=19da2e436e9806259cf1f4988b9e046ab256bf2c

Signed-off-by: Angela Stegmaier <angelabaker@ti.com>
Signed-off-by: Dileep Katta <dileep.katta@linaro.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
[trini: Make it check for !CONFIG_ENV_IS_NOWHERE as we can't saveenv()
in that case]
Signed-off-by: Tom Rini <trini@konsulko.com>
9 years agopatman: check git format.subjectprefix setting when generate patches prefix
Wu, Josh [Wed, 15 Apr 2015 02:25:18 +0000 (10:25 +0800)]
patman: check git format.subjectprefix setting when generate patches prefix

For the local project, we may specified format.subjectprefix setting.
Then the patch will be formated as [Project_prefix][PATCH].
But patman will not check this setting. It will remove the
format.subjectprefix.

So This patch will let patman check this setting and add it as a
project prefix.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Acked-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
9 years agobuildman: Add gcc 4.9.0 with Microblaze toolchain
Michal Simek [Mon, 20 Apr 2015 09:46:24 +0000 (11:46 +0200)]
buildman: Add gcc 4.9.0 with Microblaze toolchain

Also read gcc 4.9.0 at kernel.org which also have Microblaze toolchain.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
Fixed unit test failure by updating the test:
Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agoARM: DRA7: Set serial number environment variable
Dileep Katta [Tue, 24 Mar 2015 22:34:51 +0000 (04:04 +0530)]
ARM: DRA7: Set serial number environment variable

This patch populates serial number environment variable from
die_id_0 and die_id_1 register values for DRA7xx boards.

The function is added in omap common code so that this can be re-used.

Serial# environment variable will be useful to show correct
information in "fastboot devices" commands.

Ref:
http://git.omapzoom.org/?p=repo/u-boot.git;a=commit;h=a6bcaaf67f6e4bcd97808f53d0ceb4b0c04d583c

Signed-off-by: Angela Stegmaier <angelabaker@ti.com>
Signed-off-by: Dileep Katta <dileep.katta@linaro.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
9 years agoARM: DRA7XX: Enable Fastboot
Dileep Katta [Tue, 24 Mar 2015 22:34:50 +0000 (04:04 +0530)]
ARM: DRA7XX: Enable Fastboot

- Fastboot is enable by default for DRA7XX
        - This is based on following patch modified accordingly
http://git.omapzoom.org/?p=repo/u-boot.git;a=commit;h=b2e04f92b5d91c708b6fd6b79d2266966ac51f4b

Signed-off-by: Angela Stegmaier <angelabaker@ti.com>
Signed-off-by: Dileep Katta <dileep.katta@linaro.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
9 years agomvgpio: remove CONFIG_SHEEVA_88SV331xV5 dependency
Zhou Zhu [Mon, 23 Mar 2015 22:57:01 +0000 (17:57 -0500)]
mvgpio: remove CONFIG_SHEEVA_88SV331xV5 dependency

The Marvell GPIO driver can be used on Marvell platforms other than
Sheeva, so remove the ifdef to enable it for others.

Signed-off-by: Rob Herring <robh@kernel.org>
9 years agogpio: mvmfp: support newer MFP bit definitions
Xiang Wang [Mon, 23 Mar 2015 22:56:58 +0000 (17:56 -0500)]
gpio: mvmfp: support newer MFP bit definitions

1. The bits 11..10 for mfp driver strength is only valid for
aspen and old xscale family, for newer Marvell chip, this range
has been moved to 12..11.
2. add sleep bit support

Signed-off-by: Xiang Wang <wangx@marvell.com>
[robh: rebase to current mainline]
Signed-off-by: Rob Herring <robh@kernel.org>
9 years agodavinci: add support for omapl138-lcdk board
Peter Howard [Sun, 22 Mar 2015 22:19:56 +0000 (09:19 +1100)]
davinci: add support for omapl138-lcdk board

Signed-off-by: Peter Howard <phoward@gme.net.au>
[trini: Add config file, update for ..._ether_addr() -> ..._ethaddr() rename]
Signed-off-by: Tom Rini <trini@konsulko.com>
9 years agoarmv8/ls2085ardb: Add support of LS2085ARDB platform
York Sun [Sat, 21 Mar 2015 02:28:24 +0000 (19:28 -0700)]
armv8/ls2085ardb: Add support of LS2085ARDB platform

The LS2085ARDB is a evaluation platform that supports LS2085A
family SoCs. This patch add sbasic support for the platform.

Signed-off-by: York Sun <yorksun@freescale.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
9 years agoarmv8/ls2085aqds: Add support of LS2085AQDS platform
York Sun [Sat, 21 Mar 2015 02:28:23 +0000 (19:28 -0700)]
armv8/ls2085aqds: Add support of LS2085AQDS platform

The LS2085AQDS is an evaluatoin platform that supports the LS2085A
family SoCs. This patch add basic support of the platform.

Signed-off-by: York Sun <yorksun@freescale.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@freescale.com>
9 years agodriver/ldpaa: Add support of WRIOP static data structure
Prabhakar Kushwaha [Sat, 21 Mar 2015 02:28:22 +0000 (19:28 -0700)]
driver/ldpaa: Add support of WRIOP static data structure

Wire rate IO Processor (WRIOP) provide support of receive and transmit
ethernet frames from the ethernet MAC.  Here Each WRIOP block supports
upto 64 DPMACs.

Create a house keeping data structure to support upto 16 DPMACs and
store external phy related information.

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoarmv8/fsl-ch3: Add support to print RCW configuration
Bhupesh Sharma [Sat, 21 Mar 2015 02:28:20 +0000 (19:28 -0700)]
armv8/fsl-ch3: Add support to print RCW configuration

This patch adds support to print out the Reset Configuration Word
information.

Signed-off-by: Bhupesh Sharma <bhupesh.sharma@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agonet/memac_phy: reuse driver for little endian SoCs
Shaohui Xie [Sat, 21 Mar 2015 02:28:19 +0000 (19:28 -0700)]
net/memac_phy: reuse driver for little endian SoCs

The memac for PHY management on little endian SoCs is similar on big
endian SoCs, so we modify the driver by using I/O accessor function to
handle the endianness, so the driver can be reused on little endian
SoCs, we introduce CONFIG_SYS_MEMAC_LITTLE_ENDIAN for little endian
SoCs, if the CONFIG_SYS_MEMAC_LITTLE_ENDIAN is defined, the I/O access
is little endian, if not, the I/O access is big endian. Move fsl_memac.h
out of powerpc include.

Signed-off-by: Shaohui Xie <Shaohui.Xie@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agodrivers/fsl-mc: Changed MC firmware loading for new boot architecture
J. German Rivera [Sat, 21 Mar 2015 02:28:18 +0000 (19:28 -0700)]
drivers/fsl-mc: Changed MC firmware loading for new boot architecture

Changed MC firmware loading to comply with the new MC boot architecture.
Flush D-cache hierarchy after loading MC images. Add environment
variables "mcboottimeout" for MC boot timeout in milliseconds,
"mcmemsize" for MC DRAM block size. Check MC boot status before calling
flib functions.

Signed-off-by: J. German Rivera <German.Rivera@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agonet/phy/cortina: Fix compilation warning
pankaj chauhan [Sat, 21 Mar 2015 02:28:17 +0000 (19:28 -0700)]
net/phy/cortina: Fix compilation warning

Fix comilation warning which is emitted when
firmware address is more than 32 bit.

Signed-off-by: pankaj chauhan <pankaj.chauhan@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoarmv8: Add SerDes framework for Layerscape Architecture
Minghuan Lian [Sat, 21 Mar 2015 02:28:16 +0000 (19:28 -0700)]
armv8: Add SerDes framework for Layerscape Architecture

Add support of SerDes framework for Layerscape Architecture.
    - Add support of 2 SerDes block
    - Add SerDes protocol parsing and detection
    - Create table of SerDes protocol supported by LS2085A

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: Minghuan Lian <Minghuan.Lian@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
9 years agodriver/ldpaa_eth: Update ldpaa ethernet driver
Prabhakar Kushwaha [Sat, 21 Mar 2015 02:28:15 +0000 (19:28 -0700)]
driver/ldpaa_eth: Update ldpaa ethernet driver

Fix flush_dcache_range() input parameter to use start and end addresses.
Change ethernet interface name to DPNI. Update entry criteria for
ldpaa_eth_stop. Ethernet stack first stop the device before performing
next operation. At the time of Ethernet driver registration,
net_dev->state is set as ETH_STATE_INIT So take care net_dev->state as
ETH_STATE_INIT in ldpaa_eth_stop.

Undef CONFIG_PHYLIB temorarily because ldpaa_eth driver currently does
not support PHYLIB.

Instead of clearing pull descriptor one time, clear it before issuing any
volatile dequeue command.

Volatile command does not return frame immidiately, wait till a frame
is available in DQRR. This frame can be valid or expired.

Flush buffer before releasing to BMan ensure the core does not have any
cachelines that the WRIOP will DMA to.

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: pankaj chauhan <pankaj.chauhan@freescale.com>
Signed-off-by: Roy Pledge <Roy.Pledge@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoarmv8/fsl-lsch3: Use correct compatible for serial clock fixup
Scott Wood [Sat, 21 Mar 2015 02:28:14 +0000 (19:28 -0700)]
armv8/fsl-lsch3: Use correct compatible for serial clock fixup

The serial nodes in the fsl-lsch3 device trees have compatible =
"fsl,ns16550", "ns16550a" -- so don't look for "ns16550".

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoarmv8/ls2085a: Add workaround for USB erratum A-008751
Scott Wood [Sat, 21 Mar 2015 02:28:13 +0000 (19:28 -0700)]
armv8/ls2085a: Add workaround for USB erratum A-008751

Without this "USB may not work" according to the erratum text, though I
did not notice a problem without it.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agofsl-lsch3: Introduce place for common early SoC init
Scott Wood [Sat, 21 Mar 2015 02:28:12 +0000 (19:28 -0700)]
fsl-lsch3: Introduce place for common early SoC init

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoarmv8/fsl-lsch3: Update early MMU table
York Sun [Sat, 21 Mar 2015 02:28:11 +0000 (19:28 -0700)]
armv8/fsl-lsch3: Update early MMU table

During booting, IFC is mapped to low region. After booting up, IFC is
remapped to high region for larger space. The environmental variables are
also stored at high region. In order to read the variables during booting,
a virtual mapping is required.

Cache was enabled for entire IFC space before. Actually the first two
entries are big enough (4MB) to cover the boot code and environmental
variables. Remove extra entries. Move OCRAM entry out of ifdef.

Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoarmv8/fsl-lsch3: Set nodes in DVM domain
Scott Wood [Sat, 21 Mar 2015 02:28:10 +0000 (19:28 -0700)]
armv8/fsl-lsch3: Set nodes in DVM domain

This is required for TLB invalidation broadcasts to work.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoarmv8/ls2085a: Add support for reset request
pankaj chauhan [Sat, 21 Mar 2015 02:28:09 +0000 (19:28 -0700)]
armv8/ls2085a: Add support for reset request

Add support for reset_cpu() by asserting RESET_REQ_B.

Signed-off-by: pankaj chauhan <pankaj.chauhan@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoarmv8/ls2085a: Fix generic timer clock source
York Sun [Sat, 21 Mar 2015 02:28:08 +0000 (19:28 -0700)]
armv8/ls2085a: Fix generic timer clock source

The timer clock is system clock divided by 4, not fixed 12MHz.
This is common to the SoC, not board specific. Primary core is
fixed when u-boot still runs in board_f. Secondary cores are
fixed by reading a variable set by u-boot.

Signed-off-by: York Sun <yorksun@freescale.com>
CC: Mark Rutland <mark.rutland@arm.com>
9 years agoarmv8/fsl-lsch3: Fix platform clock calculation
York Sun [Sat, 21 Mar 2015 02:28:07 +0000 (19:28 -0700)]
armv8/fsl-lsch3: Fix platform clock calculation

Platform clock is half of platform PLL. There is an additional divisor
in place. Clean up code copied from powerpc.

Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoarmv8/ls2085a: Update common header file
Prabhakar Kushwaha [Sat, 21 Mar 2015 02:28:06 +0000 (19:28 -0700)]
armv8/ls2085a: Update common header file

ls2085a_common.h contains hard-coded information for NOR/NAND flash,
I2C, DDR, etc. These are platform specific. Move them out of common
header file and placed into respective board header files.

Move TEXTBASE to 1MB offset to fit NOR flash with up to 1MB sector
size.

Enable command auto complete. Update prompt symbol. Set fdt_high to
0xa0000000 because Linux requires that the fdt  be 8-byte aligned
and below 512 MiB. Besides ensuring compliance with the 512 MiB
limit, this avoids problems with the dtb being misaligned within
the FIT image.

Change the MC FW, MC DPL and Debug server NOR addresses in compliance
with the NOR flash layouts for 128MB flash.

Add PCIe macros. Enable "loadb" command. Disable debug server.
Enable workaround for erratum A008511.
Stop reset on panic for postmortem debugging.

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@freescale.com>
Signed-off-by: Minghuan Lian <Minghuan.Lian@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoarmv8/fsl-lsch3: Implement workaround for erratum A008585
York Sun [Sat, 21 Mar 2015 02:28:05 +0000 (19:28 -0700)]
armv8/fsl-lsch3: Implement workaround for erratum A008585

Generic Timer may contain an erroneous value. The workaround is to
read it twice until getting the same value.

Signed-off-by: York Sun <yorksun@freescale.com>
9 years agodrivers/net/e1000.c: Cleanup whitespace
Minghuan Lian [Thu, 19 Mar 2015 16:43:51 +0000 (09:43 -0700)]
drivers/net/e1000.c: Cleanup whitespace

The patch removes unnecessary whitespace to fix checkpatch's
warning: unnecessary whitespace before a quoted newline

Signed-off-by: Minghuan Lian <Minghuan.Lian@freescale.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Reviewed-by: York Sun <yorksun@freescale.com>
9 years agocmd_mem: Store last address/size/etc as ulong
Scott Wood [Thu, 19 Mar 2015 16:43:12 +0000 (09:43 -0700)]
cmd_mem: Store last address/size/etc as ulong

Otherwise the high 32 bits get truncated on 64-bit U-boot.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: York Sun <yorksun@freescale.com>
9 years agodriver/ddr/fsl: Add workaround for DDR erratum A008511
York Sun [Thu, 19 Mar 2015 16:30:29 +0000 (09:30 -0700)]
driver/ddr/fsl: Add workaround for DDR erratum A008511

This erratum only applies to general purpose DDR controllers in LS2.
It shouldn't be applied to DP-DDR controller. Check DDRC versoin number
before applying workaround.

Signed-off-by: York Sun <yorksun@freescale.com>
9 years agodriver/ddr/fsl: Add built-in memory test for DDR4 driver
York Sun [Thu, 19 Mar 2015 16:30:28 +0000 (09:30 -0700)]
driver/ddr/fsl: Add built-in memory test for DDR4 driver

Add built-in memory test to catch errors after DDR is initialized, before
any other transactions. To enable this test, define CONFIG_FSL_DDR_BIST.
An environmental variable "ddr_bist" is checked before starting test.
It takes a while (several seconds) depending on system memory size.

Signed-off-by: York Sun <yorksun@freescale.com>
9 years agodriver/ddr/fsl: Fix driver to support empty first slot
York Sun [Thu, 19 Mar 2015 16:30:27 +0000 (09:30 -0700)]
driver/ddr/fsl: Fix driver to support empty first slot

CS0 was not allowed to be empty by u-boot driver in the past to simplify
the driver. This may be inconvenient for some debugging. This patch lifts
the restrictions. Controller interleaving still requires CS0 populated.

Signed-off-by: York Sun <yorksun@freescale.com>
9 years agodrivers/ddr/fsl: Update DDR driver for DDR4
York Sun [Thu, 19 Mar 2015 16:30:26 +0000 (09:30 -0700)]
drivers/ddr/fsl: Update DDR driver for DDR4

Add/update registers for DDR4, including DQ mappings. Allow raw timing
method used for all controllers. Update mode_9 register to 0x500 for
improved stability. Check DDR controller version number individually
in case a SoC has multiple DDR controllers of different versions.
Increase read-write turnaround for DDR4 high speeds.

Signed-off-by: York Sun <yorksun@freescale.com>
9 years agodriver/i2c/mxc: Enable I2C bus 3 and 4
York Sun [Fri, 20 Mar 2015 17:20:40 +0000 (10:20 -0700)]
driver/i2c/mxc: Enable I2C bus 3 and 4

Some SoCs have more than two I2C busses. Instead of adding ifdef
to the driver, macros are put into board header file where
CONFIG_SYS_I2C_MXC is defined.

Signed-off-by: York Sun <yorksun@freescale.com>
CC: Heiko Schocher <hs@denx.de>
9 years agonand/fsl_ifc: Increase eccstat[] for IFC 2.0
Scott Wood [Thu, 19 Mar 2015 16:20:49 +0000 (09:20 -0700)]
nand/fsl_ifc: Increase eccstat[] for IFC 2.0

IFC 2.0 doubled the SRAM size, which means double the number of
ECCSTAT registers.  Fix the resulting array overflow.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
9 years agodriver/fsl_ifc: Add support to finalize CS1, CS3 address binding
Prabhakar Kushwaha [Thu, 19 Mar 2015 16:20:48 +0000 (09:20 -0700)]
driver/fsl_ifc: Add support to finalize CS1, CS3 address binding

For fsl-lsch3, IFC is binded with address within 32-bit at fist.
After u-boot relocates to DDR, CS1, CS3 can be binded to higher
address to support large space.

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
9 years agoboard/ls2085_common: Increase malloc length
Prabhakar Kushwaha [Thu, 19 Mar 2015 16:20:47 +0000 (09:20 -0700)]
board/ls2085_common: Increase malloc length

Increase malloc length for more than 2M.

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
9 years agodriver/ldpaa_eth: Add LDPAA Ethernet driver
Prabhakar Kushwaha [Thu, 19 Mar 2015 16:20:46 +0000 (09:20 -0700)]
driver/ldpaa_eth: Add LDPAA Ethernet driver

LDPAA Ethernet driver is a freescale's new ethernet driver based on
Layerscape architecture.

Every ethernet driver controls on DPNI object. Where all DPNIs share
one common DPBP and DPIO object to support  Rx and Tx flows.

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
CC: Cristian Sovaiala <cristian.sovaiala@freescale.com>
CC: Bogdan Hamciuc <bogdan.hamciuc@freescale.com>
CC: J. German Rivera <German.Rivera@freescale.com>
[York Sun: s/NetReceive/net_process_received_packet]
Reviewed-by: York Sun <yorksun@freescale.com>
9 years agodm: Init device tree as well as driver model in SPL
Simon Glass [Sat, 28 Feb 2015 05:06:42 +0000 (22:06 -0700)]
dm: Init device tree as well as driver model in SPL

If enabled, make sure that the device tree is available in SPL before
setting up driver model.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agodm: core: Select device tree control correctly for SPL
Simon Glass [Sat, 28 Feb 2015 05:06:41 +0000 (22:06 -0700)]
dm: core: Select device tree control correctly for SPL

Some boards will not use device tree for SPL even with driver model. Add
the logic to support this.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agofdt: Allow FDT functions to be built for SPL
Simon Glass [Sat, 28 Feb 2015 05:06:40 +0000 (22:06 -0700)]
fdt: Allow FDT functions to be built for SPL

Remove the implicit assumption that SPL does not support device tree.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agofdt: Add an option to disable device tree in SPL
Simon Glass [Sat, 28 Feb 2015 05:06:38 +0000 (22:06 -0700)]
fdt: Add an option to disable device tree in SPL

Some boards cannot support device tree due to lack of memory. Add an option
to allow these boards to continue to work (and even use driver model).
This is a 'negative' option since most boards are expected to support device
tree in SPL.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agoCorrect malloc_limit value for pre-relocation malloc()
Simon Glass [Sat, 28 Feb 2015 05:06:37 +0000 (22:06 -0700)]
Correct malloc_limit value for pre-relocation malloc()

The limit is measured from the start of the malloc() area and is not an
absolute address. Correct this.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agoMove initf_malloc() to a common place
Simon Glass [Sat, 28 Feb 2015 05:06:36 +0000 (22:06 -0700)]
Move initf_malloc() to a common place

To allow this function to be used from SPL, move it to the malloc()
code.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agofdt: Rename setup_fdt() and make it prepare also
Simon Glass [Sat, 28 Feb 2015 05:06:35 +0000 (22:06 -0700)]
fdt: Rename setup_fdt() and make it prepare also

There is little reason to split these two functions. Bring them together
which simplifies the init sequence.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agofdt: sandbox: Move setup code from board_f to fdtdec
Simon Glass [Sat, 28 Feb 2015 05:06:34 +0000 (22:06 -0700)]
fdt: sandbox: Move setup code from board_f to fdtdec

We want to be able to set up the device tree in SPL, so move this code
to a common place.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agodm: core: Drop device removal error path when not supported
Simon Glass [Sat, 28 Feb 2015 05:06:33 +0000 (22:06 -0700)]
dm: core: Drop device removal error path when not supported

When CONFIG_DM_DEVICE_REMOVE is not enabled, such as in SPL, we cannot
remove or unbind devices and do not expect to get errors when binding
and probing devices. So drop the error path to reduce code size.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agodm: Add a panic_str() function to reduce code size
Simon Glass [Sat, 28 Feb 2015 05:06:32 +0000 (22:06 -0700)]
dm: Add a panic_str() function to reduce code size

The printf() in panic() adds about 1.5KB of code size to SPL when compiled
with Thumb-2. Provide a smaller version that does not support printf()-style
arguments and use it in two commonly compiled places.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agodm: core: Remove unbind operations when not required
Simon Glass [Sat, 28 Feb 2015 05:06:31 +0000 (22:06 -0700)]
dm: core: Remove unbind operations when not required

The CONFIG_DM_DEVICE_REMOVE option takes out code related to removing
devices. It should also remove the 'unbind' code since if we cannot
remove we probably don't need to unbind.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agodm: core: Allow sequence alias support to be removed for SPL
Simon Glass [Sat, 28 Feb 2015 05:06:30 +0000 (22:06 -0700)]
dm: core: Allow sequence alias support to be removed for SPL

In many cases SPL only uses a single serial port and there is no need for
alias sequence support. We will just use the serial port pointed to by
stdout-path in the /chosen node.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agoRevert "spi: add config option to enable the WP pin function on st micron flashes"
Jagannadha Sutradharudu Teki [Thu, 23 Apr 2015 14:22:11 +0000 (19:52 +0530)]
Revert "spi: add config option to enable the WP pin function on st micron flashes"

This reverts commit 562f8df18da62ae02c4ace1e530451fe82c3312d.

Note: Even un-reverting this patch couldn't works as expected, based
on the latest testing from Heiko Schocher.

Signed-off-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
Cc: Heiko Schocher <hs@denx.de>
9 years agocmd_led: Extend led command to support blinking and more leds
Stefan Roese [Wed, 11 Mar 2015 08:51:39 +0000 (09:51 +0100)]
cmd_led: Extend led command to support blinking and more leds

This patch extends the U-Boot "led" command to support automatic blinking
by setting a blink frequency in milliseconds. Additionally the number of
supported LEDs is increased to 6 (0...5).

This will be used by the PCA9551 LED driver.

Signed-off-by: Stefan Roese <sr@denx.de>
Reviewed-by: Tom Rini <trini@konsulko.com>
9 years agointegrator: stop zeroing the gd flags
Linus Walleij [Tue, 21 Apr 2015 13:35:59 +0000 (15:35 +0200)]
integrator: stop zeroing the gd flags

This assignment conflicts with code that add flags with
gd->flags |= FOO prior to the execution of this function.
Seems like a historical artifact and creates bugs with
early alloc().

Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Simon Glass <sjg@chromium.org>
9 years agoARM: integrator: move CONFIG_ARCH_CINTEGRATOR to Kconfig
Masahiro Yamada [Tue, 21 Apr 2015 12:59:39 +0000 (21:59 +0900)]
ARM: integrator: move CONFIG_ARCH_CINTEGRATOR to Kconfig

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
9 years agoARM: integrator: abolish CONFIG_INTEGRATOR
Masahiro Yamada [Tue, 21 Apr 2015 12:59:38 +0000 (21:59 +0900)]
ARM: integrator: abolish CONFIG_INTEGRATOR

Switch to CONFIG_ARCH_INTEGRATOR defined by Kconfig.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
9 years agoARM: integrator: split board select into AP/CP select and CM select
Masahiro Yamada [Tue, 21 Apr 2015 12:59:37 +0000 (21:59 +0900)]
ARM: integrator: split board select into AP/CP select and CM select

Select integrator boards by the combination of platform select (AP/CP)
and core module select (CM720T, CM920T, ...).

This allows us to remove CONFIG_SYS_EXTRA_OPTIONS and make Kconfig
much cleaner.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
9 years agoARM: integrator: move board select into mach-integrator/Kconfig
Masahiro Yamada [Tue, 21 Apr 2015 12:59:36 +0000 (21:59 +0900)]
ARM: integrator: move board select into mach-integrator/Kconfig

The board/SoC select menu in arch/arm/Kconfig is still cluttered.
Add ARCH_INTEGRATOR into arch/arm/Kconfig and move the board select
under arch/arm/mach-integrator.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
9 years agoARM: ARM720t: remove empty asm/arch/hardware.h
Masahiro Yamada [Tue, 21 Apr 2015 12:59:35 +0000 (21:59 +0900)]
ARM: ARM720t: remove empty asm/arch/hardware.h

arch/arm/cpu/arm720t/start.S includes <asm/arch/hardware.h>,
but the hardware.h headers of ARM720T boards are all empty.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Stephen Warren <swarren@nvidia.com>
Cc: Tom Warren <twarren@nvidia.com>
9 years agoSPDX: add X11 SPDX-License-Identifier
Masahiro Yamada [Tue, 21 Apr 2015 04:39:27 +0000 (13:39 +0900)]
SPDX: add X11 SPDX-License-Identifier

These is a growing trend to license DT files dual GPL and X11
especially in the Linux community.  It allows easier reuse of
device trees for other software projects.

This commit prepares for doing so in U-Boot too, since DT files are
often copied from the kernel to U-Boot.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
9 years agoLicenses: fix a typo in README
Masahiro Yamada [Fri, 17 Apr 2015 01:20:43 +0000 (10:20 +0900)]
Licenses: fix a typo in README

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
9 years agovexpress64: use DM for all vexpress64 boards
Linus Walleij [Tue, 14 Apr 2015 08:01:35 +0000 (10:01 +0200)]
vexpress64: use DM for all vexpress64 boards

Commit d8bafe1310487ba0e0785997726b4792072178d3
"ARMv8: enable DM in vexpress64 board" only enabled DM
for the simulated vexpress64 board (FVP) with the
hardcoded clock value for the simulated board, causing
a console regression on the Juno board which was using
a different clock setting.

Fix this by enabling DM for all vexpress64 boards,
defining the clock frequency per-board, deleting the
static array of PL01x ports from the config file and
relying solely on the port defined in the boardfile
using platform data.

Cc: David Feng <fenghua@phytium.com.cn>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
9 years agoboard/BuR/tseries: change pinmux
Hannes Petermaier [Wed, 8 Apr 2015 05:38:35 +0000 (07:38 +0200)]
board/BuR/tseries: change pinmux

some pins on the board have been rerouted to other peripherals, so we
change the pinmux to apply with hardware-design.

Signed-off-by: Hannes Petermaier <oe5hpm@oevsv.at>
9 years agoboard/BuR/tseries: reactivate NAND-board
Hannes Petermaier [Wed, 8 Apr 2015 05:38:34 +0000 (07:38 +0200)]
board/BuR/tseries: reactivate NAND-board

The NAND-version has been become a bit orphan.
Now we need to reactivate it, so bring necessary things:

- loading devicetree
- switch control signal to correct pins
- setup pinmux
- default-environment

up to date.

Signed-off-by: Hannes Petermaier <oe5hpm@oevsv.at>
9 years agoboard/BuR/common: simplify access to devicetree
Hannes Petermaier [Wed, 8 Apr 2015 05:38:33 +0000 (07:38 +0200)]
board/BuR/common: simplify access to devicetree

instead of polling everytime the environment, we take usage of the global
gd->fdt_blob variable and check it only against NULL.

Variable "dtbaddr" from environment is needed only one time on loading the
devicetree within "load_devicetree()"

Signed-off-by: Hannes Petermaier <oe5hpm@oevsv.at>
9 years agodm: spi: Correct SPI claim/release_bus() methods
Simon Glass [Sun, 19 Apr 2015 15:05:40 +0000 (09:05 -0600)]
dm: spi: Correct SPI claim/release_bus() methods

These methods should be passed a slave device, not a bus. This matches the
old SPI interface. It is important to know which device is claiming the bus
so passing a bus is not that useful.

Reported-by: Haikun Wang <haikun.wang@freescale.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Peng Fan <Peng.Fan@freescale.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
9 years agoserial: ns16550: Remove unnecessary init on UART setup
Simon Glass [Sat, 28 Feb 2015 05:06:28 +0000 (22:06 -0700)]
serial: ns16550: Remove unnecessary init on UART setup

It is not necessary to write a zero baud rate to the device, and for some
chips this will cause problems. Drop this code.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agodm: ns16550: Support non-byte register spacing with driver model
Simon Glass [Sat, 28 Feb 2015 05:06:26 +0000 (22:06 -0700)]
dm: ns16550: Support non-byte register spacing with driver model

Allow this driver to support boards where the register shift is not 0.
This fixes some compiler warnings which appear in that case.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agoserial: ns16550: Add an option to specify the debug UART register shift
Simon Glass [Sat, 28 Feb 2015 05:06:25 +0000 (22:06 -0700)]
serial: ns16550: Add an option to specify the debug UART register shift

This UART permits different register spacing. To support the debug UART on
devices which have a spacing other than 1 byte, allow the shift value to
be specified.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agoexynos: sandbox: ti: Add SPDX license identifiers and notes
Simon Glass [Mon, 13 Apr 2015 17:19:07 +0000 (11:19 -0600)]
exynos: sandbox: ti: Add SPDX license identifiers and notes

For some files I neglected to add a license. Rectify this:

arch/arm/dts/exynos4210-pinctrl-uboot.dtsi
arch/arm/dts/exynos4x12-pinctrl-uboot.dtsi
arch/arm/dts/exynos5250-pinctrl-uboot.dtsi
arch/arm/dts/exynos54xx-pinctrl-uboot.dtsi
arch/arm/dts/s5pc100-pinctrl.dtsi
arch/arm/dts/s5pc110-pinctrl.dtsi

This file came from Linux and has no license information there, so add a
comment to that effect:

arch/sandbox/include/asm/bitops.h

This file also came from Linux - presumably someone from TI could add the
license:

include/dt-bindings/pinctrl/omap.h

Signed-off-by: Simon Glass <sjg@chromium.org>
Reported-by: Ingrid Viitanen <ingrid.viitanen@nokia.com>
9 years agodm: test: Don't clear global_data in dm_test_uclass_before_ready()
Simon Glass [Sun, 19 Apr 2015 13:21:02 +0000 (07:21 -0600)]
dm: test: Don't clear global_data in dm_test_uclass_before_ready()

We must not clear global_data even in tests, since the ram_buffer (which
is used by malloc()) will also be lost, and subsequent tests will fail.

Zero only the global_data fields that are required for the test to function.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Joe Hershberger <joe.hershberger@ni.com>
Tested-by: Joe Hershberger <joe.hershberger@ni.com>