Ben Dooks [Fri, 29 Jan 2010 09:02:17 +0000 (09:02 +0000)]
ARM: SAMSUNG: Move plat-s3c Kconfig entries to plat-samsung and plat-s3c24xx
Move the Kconfig entries from plat-s3c to plat-samsung and plat-s3c24xx
as necessary. The S3C_BOOT entries and the DMA configuration can go to
plat-samsung. The low-level UART configurations are currently S3C2XX
specific and can go to plat-s3c24xx.
Eliminating plat-s3c from the build process will be submitted seperately.
Ben Dooks [Fri, 29 Jan 2010 09:02:13 +0000 (09:02 +0000)]
ARM: SAMSUNG: Move map-base to plat-samsung
Move the map-base file to plat-samsung. To make the move easier, we do not
change the S3C_ prefix on many of the items as this would involve going
through altering all the dependencies.
Ben Dooks [Mon, 22 Feb 2010 23:26:47 +0000 (23:26 +0000)]
ARM: S3C64XX: Eliminate plat-s3c64xx
Now we've move the support out of plat-s3c64xx for everything, eliminate
the platform directory arch/arm/plat-s3c64xx and remove it from the ARM
build configuration.
Note, PLAT_S3C64XX is kept around for the moment until the drivers that
depend on it can be updated, so it is moved to the mach-s3c64xx Kconfig.
Ben Dooks [Sat, 20 Feb 2010 23:01:33 +0000 (23:01 +0000)]
ARM: SAMSUNG: Remove dma-plat.h to allow plat-s3c64xx to be removed
dma-plat.h is the last file left in plat-s3c64xx, but to remove it we
must also change the use of dma-plat.h by the core code and the s3c24xx
implementation.
Rename the s3c24xx dma-plat.h in the common plat-samsung directory as it
may be used for other ports. Move the specific dma bits into the
mach-s3c64xx directory and update the build as needed.
Ben Dooks [Tue, 26 Jan 2010 06:49:15 +0000 (15:49 +0900)]
ARM: S3C64XX: Remove plat-s3c64xx Kconfig and PLAT_S3C64XX
Remove the Kconfig and PLAT_S3C64XX defines for the previous S3C64XX
directory structure now that the code is moved into mach-s3c64xx.
Note, we cannot currently remove plat-s3c64xx directory as we have a
pair of include files used within plat-s3c and plat-samsung that need
to find a new home.
Ben Dooks [Tue, 26 Jan 2010 05:32:09 +0000 (14:32 +0900)]
ARM: S3C64XX: Merge s3c6400-init.c into cpu.c
Since this file is small, and is compiled for both systems in this
architecture merge it into the cpu support file and remove the original
instead of moving it.
Ben Dooks [Tue, 26 Jan 2010 01:45:40 +0000 (10:45 +0900)]
ARM: S3C64XX: Move headers into machine include directory
Move the register and GPIO definition files from plat-s3c64xx into the
machine include direcotry as they are unlikely to be reused outside
mach-s3c64xx.
This move includes removing the empty <mach/regs-clock.h> and replacing
it with the <plat/regs-clock.h> implementation.
Ben Dooks [Fri, 29 Jan 2010 04:03:34 +0000 (13:03 +0900)]
ARM: S3C64XX: Make audio device code built unconditionally
Making the code depend on CONFIG_SND_S3C24XX_SOC means that if the ASoC
code is build modularily, the boards will fail to link due to the device
code also being built as a module.
As per Mark Brown's suggestions, just compile this always as it is expected
many machines will have audio.
Also move the obj-y line out of the device setup area into a new area just
for devices.
Ben Dooks [Fri, 29 Jan 2010 01:53:35 +0000 (10:53 +0900)]
ARM: SAMSUNG: Use PLAT_SAMSUNG instead of PLAT_S3C
As part of the development process, it is hoped PLAT_S3C is either removed
from all of the PLAT_SAMSUNG derived platforms or removed entirely. It is
also better to use PLAT_SAMSUNG as this is the current base of all Samsung
devices.
Change the two places that use PLAT_S3C to use PLAT_SAMSUNG
Michel Pollet [Wed, 27 Jan 2010 16:38:08 +0000 (16:38 +0000)]
ARM: S3C2412: SoC has the fractional baud rate register
The S3C2412 has a fractional baud rate register, this patch adds the
corresponding flag to the UART definition to allow generation of more
precise baud rates for the various clock combinations.
Signed-off-by: Michel Pollet <buserror@gmail.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Jassi Brar [Thu, 28 Jan 2010 08:14:49 +0000 (17:14 +0900)]
ARM: S3C64XX: SPI: Make platform device compilation selectable
The SPI controller platform devices should be compiled in
independent of the driver support, otherwise we might end
up with dev-spi built as kernel module.
Change this to make every machine select if it has some SPI
device and wants to build device definitions.
Signed-off-by: Jassi Brar <jassi.brar@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Ben Dooks [Tue, 26 Jan 2010 07:27:08 +0000 (16:27 +0900)]
ARM: S3C2440: Fix SMDK2440 SoC selection
Fix the entries for SMDK2440 should have allowed for S3C2440 or S3C2440
SoC selection but this depended on ARCH_S3C2440 which has not been around
for a while.
Remove the dependency to allow this to be selected.
Atul Dahiya [Fri, 29 Jan 2010 00:08:28 +0000 (09:08 +0900)]
ARM: S5P: Change S5P_TIMER_IRQ based to 11 for SAMSUNG S5P series.
Currently, S5P_TIMER_IRQ is based at the end of VICs. This patch changes
the S5P_TIMER_IRQ base from end of VICs to 11 in ISA IRQ space.
No of VICs varies between SOCs. This causes an exception on S5P6442.
Signed-off-by: Atul Dahiya <atul.dahiya@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Kukjin Kim [Wed, 27 Jan 2010 07:57:07 +0000 (16:57 +0900)]
ARM: S5P6440: Move common memory map definitions for S5P
1. Moved common memory map definitions for S5P such as S5P_VA_XXX
into plat-s5p/include/mach/map-s5p.h from mach-s5p6440/include/mach.
2. Removed unnecessary definitions in the map.h and irq.c
3. Removed the unnecessary support for unaligned UART address
4. Renamed S5P_VA_VICx definitions as VA_VICx
5. Moved the definitons of VIC_BASE to plat-s5p/include/plat/irqs.h
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Kukjin Kim [Mon, 25 Jan 2010 05:24:04 +0000 (14:24 +0900)]
ARM: S5P6440: Move CPU specific code in plat-s5p to machine directory
The s5p6440-clock.c and s5p6440-init.c code in the plat-s5p is specific to
s5p6440 SoC based systems. So these files are being moved to the machine
directory of s5p6440. And these files are renamed in the machine directory.
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Ben Dooks [Mon, 25 Jan 2010 01:46:51 +0000 (10:46 +0900)]
ARM: SAMSUNG: Add error printing to s3c24xx_register_clocks
Add an error print to s3c24xx_register_clocks to provide more useful
information when failing to register the clock.
I belive this was originally left out due to the possibility of a
problem with low-level debugging code. However, if the low-level
debug code is not functional by now there will be a whole other set of
problems being presented to the system.
Ben Dooks [Tue, 26 Jan 2010 01:11:04 +0000 (10:11 +0900)]
ARM: S3C64XX: Merge mach-s3c6400 and mach-s3c6410
As per discussions with Russell King on linux-arm-kernel, it appears that
both mach-s3c6400 and mach-s3c6410 are so close together that they should
simply be merged into mach-s3c64xx.
Note, this patch does not eliminate any of the bits that are still common,
it is simply a move of the two directories together, any further common
code will be eliminated or moved in further patches.
Ben Dooks [Tue, 19 Jan 2010 02:34:58 +0000 (11:34 +0900)]
ARM: S3C6400: Update s3c6400_defconfig for bigger initrds for SMDK6410
The Samsung initrd for SMDK6410 is now bigger than the original initrds
that where used. Increase the command-line size and the size of the ramdisk
that it is unpacked into.
Also change the default init to /linuxrc to avoid problems with the current
SMDK ramdisk image failing to run /bin/bash.
Ben Dooks [Thu, 21 Jan 2010 04:31:38 +0000 (13:31 +0900)]
ARM: S3C64XX: Tidy up common code in s3c64xx_spi_set_info()
The s3c64xx_spi_set_info() sets one of two platform data structures depending
on which controller is being specified. Change to taking a pointer to the
relevant platform data structure and then having one set of code to place
the data into the area being pointed to.
Cc: Jassi Brar <jassi.brar@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Mark Brown [Wed, 20 Jan 2010 12:05:55 +0000 (12:05 +0000)]
ARM: S3C64XX: Fix dev-audio build
As reported when the patch was posted commit 71269364 ("ARM: S3C64XX:
Add I2S resources in platform code") uses pin names for the IISv4
data output pins which are not present in mainline, causing dev-audio
to fail to build. Fix this by using the defines which are actually
present in the kernel source.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Ben Dooks [Mon, 18 Jan 2010 02:22:38 +0000 (11:22 +0900)]
ARM: SAMSUNG: Move gpiolib support in gpio.c to plat-samsung
Move the gpio.c code containing the core gpiolib and GPIO support to
plat-samsung from plat-s3c as it is used by all current Samsung SoCs.
Note, we didn't move this to gpiolib.c as it contains code that is not
strictly for gpiolib support and the 4bit code is already called gpiolib.c
so make the change easier by not renaming both files in one go.
Kukjin Kim [Tue, 19 Jan 2010 06:30:54 +0000 (15:30 +0900)]
ARM: SAMSUNG: Move GPIO common functions to plat-samsung
This patch moves GPIO common functions (from plat-s3c64xx) into plat-samsung.
and adds the config option to build the plat-samsung/gpiolib for Samsung SoCs.
Signed-off-by: Adityapratap Sharma <aditya.ps@samsung.com> Signed-off-by: Atul Dahiya <atul.dahiya@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This patch modifies s3c24xx_serial_initconsole function to accept multiple
platform UART information structures. This is required on platforms that have
differences among the instances of UART ports. As an example, the FIFO sizes
could be different for each UART instance and hence multiple platform UART
information structures would be needed.
This patch also modifies the s3c24xx_console_init macro since it wraps the
call to the s3c24xx_serial_initconsole function.
Signed-off-by: Thomas Abraham <thomas.ab@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Ben Dooks [Mon, 18 Jan 2010 07:24:22 +0000 (16:24 +0900)]
ARM: S3C24XX: Add mci platform data set call s3c24xx_mci_set_platdata().
Add a s3c24xx_mci_set_platdata() call for all the machine files that have
platform data for the MCI driver. This brings the MCI device into line with
the other devices with __initdata and a specific call to ensure the right
structure type is being passed.
Ben Dooks [Tue, 12 Jan 2010 06:15:28 +0000 (15:15 +0900)]
ARM: SAMSUNG: Make UART device code common
Move s3c24xx_uart_devs, s3c24xx_uart_src and the platform devices to a
common entry in plat-samsung since they are the same in all the current
implementations.
Jassi Brar [Mon, 18 Jan 2010 08:32:02 +0000 (17:32 +0900)]
ARM: S3C64XX: SPI: Define SPI controller devices
Platform devices for SPI Controller of S3C64XX are defined and exported for
machines to include. Also, controller setup helper functions are defined for
machine code to set runtime configuration of the controller and the bus.
Signed-off-by: Jassi Brar <jassi.brar@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Jassi Brar [Mon, 18 Jan 2010 08:45:52 +0000 (17:45 +0900)]
ARM: S3C64XX: SPI: Header for passing platform data
We need a way to pass controller specific information to the SPI driver.
For that purpose new headers are made.
SPI Controller is assumed 'type-s3c64xx' and can be defined for newer SoCs.
Hence, that part is placed under plat-samsung to be shared across newer SoCs.
SoC specific part - spi source clocks, will be placed
under plat-<soc>/include/plat/
Signed-off-by: Jassi Brar <jassi.brar@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Ben Dooks [Mon, 18 Jan 2010 06:57:42 +0000 (15:57 +0900)]
ARM: SAMSUNG: Fix bug in clksrc-clk round_rate call.
The call has been assuming all clksrc-clks' divider size is 4 bits, but
this may not be the case anymore. Use the reg_div.size parameter to
calculate the maximum value it can take and check against that.
Ben Dooks [Mon, 18 Jan 2010 06:37:25 +0000 (15:37 +0900)]
ARM: SAMSUNG: Fix clksrc-clk's checks for bad register settings
The WARN_ON() was only checking the first clock in the array, instead of
being executed for each clksrc clock being registered.
Since this is an array of clocks, WARN_ON() does not provide a lot of
useful information about the problem, so change to using printk(KERN_ERR)
to report the problem to the console.
As a note, we still try and register the clock even if these problems are
present just in case and to avoid changing the behaviour of the registration
process.
Thomas Abraham [Mon, 18 Jan 2010 05:30:16 +0000 (14:30 +0900)]
ARM: SAMSUNG: Add check to ensure that clksrc_clk does have multiple clock sources
Adds a additional check in s3c_set_clksrc function to ensure that the clksrc_clk
does have a choice of multiple clock sources. In addition to this, a check is
added to ensure that a parent is assigned to the clksrc_clk in case it does not
have a choice of parent clocks.
Signed-off-by: Thomas Abraham <thomas.ab@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Ben Dooks [Mon, 18 Jan 2010 04:24:01 +0000 (13:24 +0900)]
ARM: S5PC1XX: Register pd0 and hd0 clocks, remove unecessary dummy_enable
The clk_hd0 and clk_pd0 where given a local dummy_enable call due to
not being registered with the clock code, which they really should have
been. Register these two clocks and remove the clk_dummy_enable as this
is done by the default clock registration code.
Andy Green [Tue, 29 Dec 2009 14:40:36 +0000 (14:40 +0000)]
ARM: SMDK6410: Add nC1 chipselect SROM setup
Since the mach-smdk6410.c file claims it can start up the
smsc9115 ethernet device on the board, it should take care
about configuring the necessary chip select nCS1 so it can
see the chip. The select defaults to 8-bit mode so without
config the Ethernet doesn't work.
This patch uses the new SROM definitions to set nCS1 to the
state found in the Samsung U-Boot port for 6410. It may be
more conservative that it needs to be since those settings
were marked as for CS8900A also using this chip select.
But this change is enough to get the ethernet working when
booted with Qi.
Signed-off-by: Andy Green <andy@warmcat.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
projects / linux-beck.git / log