]> git.sur5r.net Git - u-boot/log
u-boot
9 years agoMerge branch 'master' of git://git.denx.de/u-boot-i2c
Tom Rini [Wed, 28 Oct 2015 11:22:51 +0000 (07:22 -0400)]
Merge branch 'master' of git://git.denx.de/u-boot-i2c

9 years agoi2c: Instantiate I2C controllers when selected
Michal Simek [Tue, 27 Oct 2015 15:02:36 +0000 (16:02 +0100)]
i2c: Instantiate I2C controllers when selected

Do not enable both I2C controllers by default. Enable them only when
they are selected.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
9 years agoarch/powerpc/cpu/ppc4xx/Kconfig: Finish removing boards
Tom Rini [Wed, 28 Oct 2015 00:28:39 +0000 (20:28 -0400)]
arch/powerpc/cpu/ppc4xx/Kconfig: Finish removing boards

My patches to drop various ppc4xx boards were not build tested and
omitted the Kconfig parts.

Signed-off-by: Tom Rini <trini@konsulko.com>
9 years agoMerge git://www.denx.de/git/u-boot-ppc4xx
Tom Rini [Tue, 27 Oct 2015 23:09:26 +0000 (19:09 -0400)]
Merge git://www.denx.de/git/u-boot-ppc4xx

9 years agoMerge git://www.denx.de/git/u-boot-cfi-flash
Tom Rini [Tue, 27 Oct 2015 23:09:15 +0000 (19:09 -0400)]
Merge git://www.denx.de/git/u-boot-cfi-flash

9 years agoMerge git://git.denx.de/u-boot-dm
Tom Rini [Tue, 27 Oct 2015 23:08:19 +0000 (19:08 -0400)]
Merge git://git.denx.de/u-boot-dm

9 years agoimage.c: Fix non-Android booting with ramdisk and/or device tree
Tom Rini [Tue, 27 Oct 2015 23:04:40 +0000 (19:04 -0400)]
image.c: Fix non-Android booting with ramdisk and/or device tree

In 1fec3c5 I added a check that if we had an Android image we default to
trying the kernel address for a ramdisk.  However when we don't have an
Android image buf is NULL and we oops here.  Ensure that we have 'buf'
to check first.

Reported-by: elipe Balbi <balbi@ti.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
9 years agoocotea: Drop
Tom Rini [Sat, 24 Oct 2015 21:24:07 +0000 (17:24 -0400)]
ocotea: Drop

This board has not compiled for me for quite some time due to size
constraints, remove.

Cc: Stefan Roese <sr@denx.de>
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Stefan Roese <sr@denx.de>
9 years agotaishan: Drop
Tom Rini [Sat, 24 Oct 2015 21:24:06 +0000 (17:24 -0400)]
taishan: Drop

This board has not compiled for me for quite some time due to size
constraints, remove.

Cc: Stefan Roese <sr@denx.de>
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Stefan Roese <sr@denx.de>
9 years agoebony: Drop
Tom Rini [Sat, 24 Oct 2015 21:24:05 +0000 (17:24 -0400)]
ebony: Drop

This board has not compiled for me for quite some time due to size
constraints, remove.

Cc: Stefan Roese <sr@denx.de>
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Stefan Roese <sr@denx.de>
9 years agotaihu: Remove
Tom Rini [Sat, 24 Oct 2015 21:24:04 +0000 (17:24 -0400)]
taihu: Remove

This board has not compiled for me for quite some time due to size
constraints, remove.

Cc: John Otken <jotken@softadvances.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Stefan Roese <sr@denx.de>
9 years agocfi_flash: use specific width types for cword
Ryan Harkin [Fri, 23 Oct 2015 15:50:51 +0000 (16:50 +0100)]
cfi_flash: use specific width types for cword

This patch changes the cword union to use specific length types that are
architecture indepented.

This patch also renames the members of the cword union to represent
their usage, i.e.:

    c  -> w8
    s  -> w16
    l  -> w32
    ll -> w64

Where "w" stands for "width" in bits.

I discovered this problem when enabling CFI flash on vexpress64.
cword.l was an unsigned long int, but it was intended to be 32 bits wide.
Unfortunately, it's 64-bits wide on a 64-bit system, meaning that a
64-bit system fails when attempting to use 32-bit wide CFI flash parts.

Similar problems also existed with the other cword sizes.

Signed-off-by: Ryan Harkin <ryan.harkin@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Stefan Roese <sr@denx.de>
9 years agoUBI: Fastmap: Fix PEB array type
Heiko Schocher [Thu, 22 Oct 2015 04:19:22 +0000 (06:19 +0200)]
UBI: Fastmap: Fix PEB array type

The PEB array is an array of __be32, so let's fix the
scan_pool() prototype accordingly.

Signed-off-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
Signed-off-by: Heiko Schocher <hs@denx.de>
9 years agoubi,ubifs: sync with linux v4.2
Heiko Schocher [Thu, 22 Oct 2015 04:19:21 +0000 (06:19 +0200)]
ubi,ubifs: sync with linux v4.2

sync with linux v4.2

commit 64291f7db5bd8150a74ad2036f1037e6a0428df2
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date:   Sun Aug 30 11:34:09 2015 -0700

    Linux 4.2

This update is needed, as it turned out, that fastmap
was in experimental/broken state in kernel v3.15, which
was the last base for U-Boot.

Signed-off-by: Heiko Schocher <hs@denx.de>
Tested-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
9 years agolinux, compat: add missing definitions for ubi
Heiko Schocher [Thu, 22 Oct 2015 04:19:20 +0000 (06:19 +0200)]
linux, compat: add missing definitions for ubi

add missing definitions for the ubi/ubifs sync
with linux 4.2, also change "#define kfree ..."
into a static inline, so prevent ubi compile error:

   CC      drivers/mtd/ubi/fastmap.o
drivers/mtd/ubi/fastmap.c: In function 'scan_pool':
drivers/mtd/ubi/fastmap.c:475:3: error: called object 'free' is not a function

Signed-off-by: Heiko Schocher <hs@denx.de>
9 years agocommon/board_f.c: modify the macro to use get_clocks() more common
Gong Qianyu [Wed, 9 Sep 2015 08:44:16 +0000 (16:44 +0800)]
common/board_f.c: modify the macro to use get_clocks() more common

get_clocks() should not be limited by ESDHC.

Signed-off-by: Gong Qianyu <Qianyu.Gong@freescale.com>
9 years agoarm, powerpc: select SYS_GENERIC_BOARD
Masahiro Yamada [Tue, 20 Oct 2015 12:09:06 +0000 (21:09 +0900)]
arm, powerpc: select SYS_GENERIC_BOARD

We have finished Generic Board conversion for ARM and PowerPC, i.e.
all the boards have been converted except OpenRISC, SuperH, SPARC,
which have not supported Generic Board framework yet.

Select SYS_GENERIC_BOARD in arch/Kconfig and delete all the macro
defines in include/configs/*.h.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
9 years agoRevert "ARM: zynq: disable CONFIG_SYS_MALLOC_F to fix MMC boot"
Simon Glass [Mon, 19 Oct 2015 12:50:03 +0000 (06:50 -0600)]
Revert "ARM: zynq: disable CONFIG_SYS_MALLOC_F to fix MMC boot"

This reverts commit 321f86e18d6aae9f7b7ba3ef1eb0cec769481874.

The original bug has been fixed.

Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-on: Zedboard and ZC706 board
Tested-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Tested-on: zc702
Tested-by: Michal Simek <michal.simek@xilinx.com>
9 years agozynq: Move SPL console init out of board_init_f()
Simon Glass [Mon, 19 Oct 2015 12:50:02 +0000 (06:50 -0600)]
zynq: Move SPL console init out of board_init_f()

We should not init the console this early since it precludes using driver
model for the UART, since it is not set up at the start of board_init_f().
See the README for more information. The debug UART does not have this
restriction. If we want to do early init with the console on it can be done
in spl_board_init().

Move the preloader_console_init() call from board_init_f() to board_init_r().

Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Tested-by: Michal Simek <michal.simek@xilinx.com>
9 years agomicroblaze: Add a TODO to call board_init_f_mem()
Simon Glass [Mon, 19 Oct 2015 12:50:01 +0000 (06:50 -0600)]
microblaze: Add a TODO to call board_init_f_mem()

This C function should be used to do the early memory layout and init. This
is beyond my powers, so just add a TODO for the maintainer.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Michal Simek <michal.simek@xilinx.com>
9 years agoarm: Switch 32-bit ARM to using generic global_data setup
Simon Glass [Mon, 19 Oct 2015 12:50:00 +0000 (06:50 -0600)]
arm: Switch 32-bit ARM to using generic global_data setup

There is quite a bit of assembler code that can be removed if we use the
generic global_data setup. Less arch-specific code makes it easier to add
new features and maintain the start-up code.

Drop the unneeded code and adjust the hooks in board_f.c to cope.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agoarm: Switch aarch64 to using generic global_data setup
Simon Glass [Mon, 19 Oct 2015 12:49:59 +0000 (06:49 -0600)]
arm: Switch aarch64 to using generic global_data setup

There is quite a bit of assembler code that can be removed if we use the
generic global_data setup. Less arch-specific code makes it easier to add
new features and maintain the start-up code.

Drop the unneeded code and adjust the hooks in board_f.c to cope.

Tested on LS2085ARDB and LS2085AQDS (armv8 SoC).
Tested-by: York Sun <yorksun@freescale.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agoboard_init_f_mem(): Don't create an unused early malloc() area
Simon Glass [Mon, 19 Oct 2015 12:49:58 +0000 (06:49 -0600)]
board_init_f_mem(): Don't create an unused early malloc() area

Change the #ifdef so that the early malloc() area is not set up in SPL if
CONFIG_SYS_SPL_MALLOC_START is defined. In that case it would never actually
be used, and just chews up stack space.

Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Masahiro Yamada <yamada.masahiro@socionext.com>
9 years agoboard_init_f_mem(): Don't require memset()
Simon Glass [Mon, 19 Oct 2015 12:49:57 +0000 (06:49 -0600)]
board_init_f_mem(): Don't require memset()

Unfortunately memset() is not always available, so provide a substitute when
needed.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agoMove board_init_f_mem() into a common location
Simon Glass [Mon, 19 Oct 2015 12:49:56 +0000 (06:49 -0600)]
Move board_init_f_mem() into a common location

This function will be used by both SPL and U-Boot proper. So move it into
a common place. Also change the #ifdef so that the early malloc() area is
not set up in SPL if CONFIG_SYS_SPL_MALLOC_START is defined. In that case
it would never actually be used, and just chews up stack space.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agofs-test.sh: fix pre-requisite detection
Stephen Warren [Sat, 3 Oct 2015 19:56:48 +0000 (13:56 -0600)]
fs-test.sh: fix pre-requisite detection

In the following snippet:

if [ ! -x `which $prereq` ]; then

When $prereq does not exist, `which $prereq` evaluates to the empty string,
which results in *no* argument being passed to the -x operator, which then
evaluates to true, which is the equivalent of the prereq having been found. In
order for this to fail as expected, we must pass an empty argument, which then
causes -x to fail. Do this by wrapping the `` in quotes so there's always an
argument to -x, even if the value of the argument is zero-length.

Signed-off-by: Stephen Warren <swarren@wwwdotorg.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
9 years agotest: fat: add test of non-contiguous file reads
Stephen Warren [Sat, 3 Oct 2015 19:56:47 +0000 (13:56 -0600)]
test: fat: add test of non-contiguous file reads

In my patch series to replace fs/fat with "ff.c", I enhanced ff.c to
optimize file reading, so that reads of contiguous clusters are submitted
to the IO device as a single read. This test attempts to torture-test
edge-cases of that enhancement.

BTW, the only way I found to validate that this script actually does
create non-contiguous files was to manually inspect the FAT bitmap in a
hex dump of the FAT image. hdparm --fibmap doesn't work on loop-mounted
filesystems. filefrag -v -e seems to lie about files being contiguous
when they aren't.

Signed-off-by: Stephen Warren <swarren@wwwdotorg.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
9 years agoitest: make memory access work under sandbox
Stephen Warren [Sat, 3 Oct 2015 19:56:46 +0000 (13:56 -0600)]
itest: make memory access work under sandbox

itest accesses memory, and hence must map/unmap it. Without doing so, it
accesses invalid addresses and crashes.

Signed-off-by: Stephen Warren <swarren@wwwdotorg.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
9 years agodistro_bootcmd: Add support for booting from ubifs
Roy Spliet [Thu, 17 Sep 2015 22:46:59 +0000 (18:46 -0400)]
distro_bootcmd: Add support for booting from ubifs

Under the assumptions of having a UBI volume called boot, containing
a ubifs filesystem.

Signed-off-by: Roy Spliet <rspliet@eclipso.eu>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
9 years agoubifs: Add generic fs support
Hans de Goede [Thu, 17 Sep 2015 22:46:58 +0000 (18:46 -0400)]
ubifs: Add generic fs support

Add generic fs support, so that commands like ls, load and test -e can be
used on ubifs.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
9 years agoubifs: Add functions for generic fs use
Hans de Goede [Thu, 17 Sep 2015 22:46:57 +0000 (18:46 -0400)]
ubifs: Add functions for generic fs use

Implement the necessary functions for implementing generic fs support
for ubifs.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
9 years agoubifs: Modify ubifs u-boot wrapper function prototypes for generic fs use
Hans de Goede [Thu, 17 Sep 2015 22:46:56 +0000 (18:46 -0400)]
ubifs: Modify ubifs u-boot wrapper function prototypes for generic fs use

Modify the ubifs u-boot wrapper function prototypes for generic fs use,
and give them their own header file.

This is a preparation patch for adding ubifs support to the generic fs
code from fs/fs.c.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
9 years agodisk/part: Only build hostfs special handling when CONFIG_SANDBOX is set
Hans de Goede [Thu, 17 Sep 2015 22:46:55 +0000 (18:46 -0400)]
disk/part: Only build hostfs special handling when CONFIG_SANDBOX is set

This is not necessary / useful when not building with CONFIG_SANDBOX and
with the addition of ubifs support to the generic fs commands it actually
gets in the way, since both operate on a fake / NULL blkdev.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
9 years agoAllow imxtract to extract part of script image.
Pierre Aubert [Wed, 16 Sep 2015 06:29:11 +0000 (08:29 +0200)]
Allow imxtract to extract part of script image.

Scripts are multi-file images, the imxtract command should handle them
in the same manner.

Signed-off-by: Pierre Aubert <p.aubert@staubli.com>
9 years agoFix bad return value checks (detected with Coccinelle)
Thomas Huth [Tue, 25 Aug 2015 15:09:40 +0000 (17:09 +0200)]
Fix bad return value checks (detected with Coccinelle)

In the "Getting Started with Coccinelle - KVM edition" presentation that
has been held by Julia Lawall at the KVM forum 2015 (see the slides at
http://events.linuxfoundation.org/sites/events/files/slides/tutorial_kvm_0.pdf),
she pointed out some bad return value checks in U-Boot that can be
detected with Coccinelle by using the following config file:

@@
identifier x,y;
identifier f;
statement S;
@@
x = f(...);
(
 if (x < 0) S
|
 if (
-     y
+     x
 < 0) S
)

This patch now fixes these issues.

Signed-off-by: Thomas Huth <huth@tuxfamily.org>
9 years agoARM: rpi: Add CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG support
Guillaume GARDET [Tue, 25 Aug 2015 13:10:26 +0000 (15:10 +0200)]
ARM: rpi: Add CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG support

Add CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG support and enable it to set
'board_rev' and 'board_name' envs.
'board_rev' can be used in scripts to determine what board we are running on
and 'board_name' for pretty printing.

Signed-off-by: Guillaume GARDET <guillaume.gardet@free.fr>
Cc: Stephen Warren <swarren@wwwdotorg.org>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
9 years agoallow LED initialization without STATUS_LED_BOOT
Bernhard Nortmann [Fri, 21 Aug 2015 13:13:21 +0000 (15:13 +0200)]
allow LED initialization without STATUS_LED_BOOT

For current U-Boot to initialize status LEDs via status_led_init(), it
is required to have both CONFIG_STATUS_LED and STATUS_LED_BOOT defined.
This may be a particular concern with GPIO LEDs, where __led_init() is
required to correctly set up the GPIO (gpio_request and
gpio_direction_output). Without STATUS_LED_BOOT the initialization isn't
called, which could leave the user with a non-functional "led" command -
due to the fact that the LED routines in gpio_led.c use gpio_set_value()
just fine, but the GPIO never got set up properly in the first place.

I think having CONFIG_STATUS_LED is sufficient to justify a
corresponding call to status_led_init(), even with no STATUS_LED_BOOT
defined. To do so, common/board_r.c needs call that routine, so it now
is exposed via status_led.h.

Signed-off-by: Bernhard Nortmann <bernhard.nortmann@web.de>
[trini: Add dummy __led_init to pca9551_led.c]
Signed-off-by: Tom Rini <trini@konsulko.com>
9 years agoadd generic stubs for GPIO LEDs
Bernhard Nortmann [Fri, 21 Aug 2015 13:13:20 +0000 (15:13 +0200)]
add generic stubs for GPIO LEDs

For boards that support LEDs driven via GPIO (CONFIG_GPIO_LED),
it may be useful to have some generic stubs (wrapper functions)
for the "colored" LEDs.

This allows defining STATUS_LED_* values directly to GPIO numbers,
e.g.: #define STATUS_LED_GREEN 248 /* = PH24 */

To keep those optional, it's probably best to introduce an additional
configuration setting. I've chosen CONFIG_GPIO_LED_STUBS for that.
Placing the code in drivers/misc/gpio_led.c also ensures that it
automatically depends on CONFIG_GPIO_LED too.

Signed-off-by: Bernhard Nortmann <bernhard.nortmann@web.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
9 years agofdt: fix fdtdec_get_pci_addr() for CONFIG_PHYS_64BIT
Stephen Warren [Fri, 2 Oct 2015 23:44:06 +0000 (17:44 -0600)]
fdt: fix fdtdec_get_pci_addr() for CONFIG_PHYS_64BIT

PCI addresses are always represented as 3 cells in DT. (one cell for bus
and device, and two cells for a 64-bit addres). This does not vary based
on either the physical address size of the CPU, nor any #address-cells
property in DT (or more precisely, #address-cells must be set to 3 in any
PCIe controller's node).

Fix fdtdec_get_pci_addr() to use conversion functions that operate on
(fixed) cell-sized data rather than (varying) physical-address-sized
data, so that the function works on 64-bit systems.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Thierry Reding <treding@nvidia.com>
9 years agoenv: export fdt_blob to the environment variable
Thomas Chou [Fri, 16 Oct 2015 00:44:51 +0000 (08:44 +0800)]
env: export fdt_blob to the environment variable

Export fdt_blob to the environment variable. So that we may
use it to boot Linux.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Simon Glass <sjg@chromium.org>
9 years agodm: tpm: Drop CONFIG_DM_TPM
Simon Glass [Sat, 3 Oct 2015 12:39:36 +0000 (06:39 -0600)]
dm: tpm: Drop CONFIG_DM_TPM

Now that all TPM drivers use driver model, we can drop the special driver
model CONFIG option.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Christophe Ricard<christophe-h.ricard@st.com>
9 years agodm: tpm: Every TPM drivers should depends on DM_TPM
Christophe Ricard [Tue, 6 Oct 2015 20:54:44 +0000 (22:54 +0200)]
dm: tpm: Every TPM drivers should depends on DM_TPM

Every TPM drivers should now depends on DM_TPM and not only TPM.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Acked-by: Simon Glass <sjg@chromium.org>
9 years agodm: tpm: Remove every compilation switch for TPM driver model
Christophe Ricard [Tue, 6 Oct 2015 20:54:43 +0000 (22:54 +0200)]
dm: tpm: Remove every compilation switch for TPM driver model

As every TPM drivers support UCLASS_TPM, we can only rely on DM_TPM
functions.

This simplify a bit the code.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Acked-by: Simon Glass <sjg@chromium.org>
9 years agodm: tpm: Add Driver Model support for tpm_atmel_twi driver
Christophe Ricard [Tue, 6 Oct 2015 20:54:42 +0000 (22:54 +0200)]
dm: tpm: Add Driver Model support for tpm_atmel_twi driver

tpm_atmel_twi can fit perfectly to the new UCLASS_TPM class.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Acked-by: Simon Glass <sjg@chromium.org>
9 years agodm: tpm: Move tpm_tis_i2c to tpm_i2c_infineon
Christophe Ricard [Tue, 6 Oct 2015 20:54:41 +0000 (22:54 +0200)]
dm: tpm: Move tpm_tis_i2c to tpm_i2c_infineon

As there is no TCG specification or recommendation for i2c TPM 1.2,
move tpm_tis_i2c driver to tpm_i2c_infineon. Other tpm vendors like Atmel
or STMicroelectronics may have a different transport protocol for i2c.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Acked-by: Simon Glass <sjg@chromium.org>
9 years agodm: core: Tidy up comments in device.h
Simon Glass [Tue, 29 Sep 2015 05:32:06 +0000 (23:32 -0600)]
dm: core: Tidy up comments in device.h

Correct a few nits found in a recent review. Expand the comments in
dev_get_driver_data() to make it clearer.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agodm: core: Remove a comment about dropping per_child_auto_alloc_size
Simon Glass [Tue, 29 Sep 2015 05:32:05 +0000 (23:32 -0600)]
dm: core: Remove a comment about dropping per_child_auto_alloc_size

This has proven useful and we no-longer intend to remove it. Drop the
comment.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agodm: core: Tidy up devres comments
Simon Glass [Tue, 29 Sep 2015 05:32:04 +0000 (23:32 -0600)]
dm: core: Tidy up devres comments

Adjust the devres comments to be consistent with the rest of the file, and
add one for the struct udevice member. Also rename the 'p' parameter to
'ptr' to avoid single-character names.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agodm: core: Fix device flag whitespace
Simon Glass [Tue, 29 Sep 2015 05:32:03 +0000 (23:32 -0600)]
dm: core: Fix device flag whitespace

Line up the flag values in the code for easier readability.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agodm: core: Adjust device.h header file order
Simon Glass [Tue, 29 Sep 2015 05:32:02 +0000 (23:32 -0600)]
dm: core: Adjust device.h header file order

Move a few functions around so that the ordering is consistent.

Signed-off-by: Simon Glass <sjg@chromium.org>
9 years agodm: Rename dev_get_parentdata() to dev_get_parent_priv()
Simon Glass [Tue, 29 Sep 2015 05:32:01 +0000 (23:32 -0600)]
dm: Rename dev_get_parentdata() to dev_get_parent_priv()

The current name is inconsistent with other driver model data access
functions. Rename it and fix up all users.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Joe Hershberger <joe.hershberger@ni.com>
9 years agodm: keystone: serial: Add driver model support
Lokesh Vutla [Sat, 19 Sep 2015 09:17:36 +0000 (14:47 +0530)]
dm: keystone: serial: Add driver model support

Add driver model support for keystone serial driver.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Acked-by: Simon Glass <sjg@chromium.org>
9 years agonet: convert altera_tse to driver model and phylib
Thomas Chou [Thu, 22 Oct 2015 07:29:11 +0000 (15:29 +0800)]
net: convert altera_tse to driver model and phylib

Convert altera_tse to driver model and phylib.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Marek Vasut <marex@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
9 years agonios2: fix virt_to_phys for nios2 with MMU
Thomas Chou [Thu, 22 Oct 2015 07:38:24 +0000 (15:38 +0800)]
nios2: fix virt_to_phys for nios2 with MMU

As the virtual address and physical address mapping of nios2 with
MMU are different. Add a check of MMU, and fix the mapping.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
Reviewed-by: Ley Foon Tan <lftan@altera.com>
9 years agonios2: add README.nios2
Thomas Chou [Wed, 21 Oct 2015 14:37:04 +0000 (22:37 +0800)]
nios2: add README.nios2

Add README.nios2 about how to add nios2 boards to u-boot.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: zap nios2-generic board dir
Thomas Chou [Fri, 23 Oct 2015 06:55:36 +0000 (14:55 +0800)]
nios2: zap nios2-generic board dir

As we use device tree to control u-boot now, the generic
board can be removed.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
9 years agonios2: convert dma_alloc_coherent to use malloc_cache_aligned
Thomas Chou [Sun, 18 Oct 2015 12:03:53 +0000 (20:03 +0800)]
nios2: convert dma_alloc_coherent to use malloc_cache_aligned

Convert dma_alloc_coherent to use memalign.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Marek Vasut <marex@denx.de>
9 years agonios2: convert copy_exception_trampoline to use dm cpu data
Thomas Chou [Tue, 6 Oct 2015 06:09:19 +0000 (14:09 +0800)]
nios2: convert copy_exception_trampoline to use dm cpu data

Convert copy_exception_trampoline() to use dm cpu data.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
9 years agonios2: convert cache flush to use dm cpu data
Thomas Chou [Thu, 22 Oct 2015 23:58:20 +0000 (07:58 +0800)]
nios2: convert cache flush to use dm cpu data

Convert cache flush to use dm cpu data.

The original cache flush functions are written in assembly
and use CONFIG_SYS_{I,D}CACHE_SIZE... macros. It is difficult
to convert to use cache configuration in dm cpu data which is
extracted from device tree.

The cacheflush.c of Linux nios2 arch uses cpuinfo structure,
which is very close to our dm cpu data. So we copy and modify
it to arch/nios2/lib/cache.c to replace the old cache.S.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
9 years agonios2: set default cache configuration in start.S
Thomas Chou [Fri, 9 Oct 2015 12:09:17 +0000 (20:09 +0800)]
nios2: set default cache configuration in start.S

Set default icache and dcache configuration for start.S.

We want to remove the CONFIG_SYS_{I,D}CACHE_SIZE...
configuration macros. As we are just barely starting from
reset, there is no luxury of device tree.

We will set some maximum cache configuration so that it will
work for most configurations. This is used only in this
start.S. The speed penalty is only once here.

After start up, during board initialization, cpu information
will be extracted from device tree. Then cache flush operations
will have correct cache configurations.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: zap initdram
Thomas Chou [Fri, 9 Oct 2015 03:36:01 +0000 (11:36 +0800)]
nios2: zap initdram

Zap initdram(), as it is not used.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: clean up comments style in start.S
Thomas Chou [Tue, 6 Oct 2015 02:12:59 +0000 (10:12 +0800)]
nios2: clean up comments style in start.S

Clean up comments style in start.S.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
9 years agonios2: convert ioremap to use dm cpu data
Thomas Chou [Mon, 5 Oct 2015 02:37:19 +0000 (10:37 +0800)]
nios2: convert ioremap to use dm cpu data

Convert ioremap() to use io_region_base in dm cpu global data.

Also remove three unused io functions, which have style issue
and are replaced by macros already.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
9 years agonios2: convert do_reset to use dm cpu data
Thomas Chou [Fri, 9 Oct 2015 01:43:52 +0000 (09:43 +0800)]
nios2: convert do_reset to use dm cpu data

Convert do_reset to use dm cpu data.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Simon Glass <sjg@chromium.org>
9 years agonios2: remove asm/psr.h
Thomas Chou [Fri, 9 Oct 2015 01:32:00 +0000 (09:32 +0800)]
nios2: remove asm/psr.h

Remove asm/psr.h, which is not used.
Also clean up asm/sections.h and unaligned.h.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Marek Vasut <marex@denx.de>
9 years agonios2: convert altera sysid to driver model
Thomas Chou [Wed, 14 Oct 2015 00:43:31 +0000 (08:43 +0800)]
nios2: convert altera sysid to driver model

Convert altera sysid to driver model with misc uclass.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Chin Liang See <clsee@altera.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
9 years agodm: implement a Miscellaneous uclass
Thomas Chou [Wed, 7 Oct 2015 12:20:51 +0000 (20:20 +0800)]
dm: implement a Miscellaneous uclass

Implement a Miscellaneous uclass with generic read or
write operations. This class is used only for those
do not fit other more general classes.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Simon Glass <sjg@chromium.org>
9 years agoserial: remove altera serial initializations
Thomas Chou [Fri, 9 Oct 2015 01:28:20 +0000 (09:28 +0800)]
serial: remove altera serial initializations

Both altera_jtag_serial_initialize() and
altera_serial_initialize() are no longer used after
they are converted to driver model.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Simon Glass <sjg@chromium.org>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: convert altera timer to driver model
Thomas Chou [Thu, 22 Oct 2015 14:28:53 +0000 (22:28 +0800)]
nios2: convert altera timer to driver model

Convert altera timer to driver model.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Chin Liang See <clsee@altera.com>
9 years agotimer: start a new timer after relocation
Thomas Chou [Fri, 9 Oct 2015 05:48:56 +0000 (13:48 +0800)]
timer: start a new timer after relocation

Start a new timer after relocation, just in case the
timer has been used in per-relocation.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Simon Glass <sjg@chromium.org>
9 years agodm: implement a Timer uclass
Thomas Chou [Fri, 9 Oct 2015 05:46:34 +0000 (13:46 +0800)]
dm: implement a Timer uclass

Implement a Timer uclass to work with lib/time.c.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Simon Glass <sjg@chromium.org>
9 years agonios2: convert nios2 cpu to driver model
Thomas Chou [Wed, 21 Oct 2015 13:34:57 +0000 (21:34 +0800)]
nios2: convert nios2 cpu to driver model

Convert nios2 cpu to driver model. The cpu parameters are
extracted from device tree and saved to global data structure.
We will use them to replace the custom_fpga.h .

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Simon Glass <sjg@chromium.org>
9 years agonios2 : convert altera_pio to driver model
Thomas Chou [Wed, 21 Oct 2015 13:33:45 +0000 (21:33 +0800)]
nios2 : convert altera_pio to driver model

Convert altera_pio to driver model.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Chin Liang See <clsee@altera.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
9 years agonios2: add clear and set bits macros
Thomas Chou [Wed, 30 Sep 2015 12:56:53 +0000 (20:56 +0800)]
nios2: add clear and set bits macros

These macros can be used to clear and set multiple bits
in a register using a single call.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Marek Vasut <marex@denx.de>
Acked-by: Chin Liang See <clsee@altera.com>
9 years agospi : convert altera_spi to driver model
Thomas Chou [Wed, 14 Oct 2015 00:33:34 +0000 (08:33 +0800)]
spi : convert altera_spi to driver model

Convert altera_spi to driver model

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Jagan Teki <jteki@openedev.com>
9 years agonios2: convert altera_uart to driver model
Thomas Chou [Wed, 21 Oct 2015 13:26:54 +0000 (21:26 +0800)]
nios2: convert altera_uart to driver model

Convert altera_uart to driver model.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: convert altera_jtag_uart to driver model
Thomas Chou [Thu, 22 Oct 2015 23:36:37 +0000 (07:36 +0800)]
nios2: convert altera_jtag_uart to driver model

Convert altera_jtag_uart to driver model.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
9 years agonios2: map physical address to uncached virtual address
Thomas Chou [Sat, 3 Oct 2015 13:02:30 +0000 (21:02 +0800)]
nios2: map physical address to uncached virtual address

Add ioremap() to map physical address to uncached virtual
address. We need this to convert the reg address from the
device tree.

The order of headers inclusion in interrupts.c is changed
because common.h will include board header that contains
IO_REGION_BASE.

In the future, the IO_REGION_BASE should be decided from
the device tree.
tree

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
9 years agonios2: enable malloc() pool before relocation
Thomas Chou [Wed, 9 Sep 2015 07:59:15 +0000 (15:59 +0800)]
nios2: enable malloc() pool before relocation

Enable malloc() pool before relocation, because this is needed
to use serial uclass.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Marek Vasut <marex@denx.de>
9 years agonios2: call board_init_f_mem
Thomas Chou [Wed, 9 Sep 2015 07:09:43 +0000 (15:09 +0800)]
nios2: call board_init_f_mem

We will need CONFIG_SYS_MALLOC_F_LEN to use serial uclass.
So we shall undefine CONFIG_SYS_GENERIC_GLOBAL_DATA, and
call board_init_f_mem() to allocates early malloc() memory
with size of CONFIG_SYS_MALLOC_F_LEN in board_f.c.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Marek Vasut <marex@denx.de>
9 years agonios2: zap version_string
Thomas Chou [Wed, 9 Sep 2015 05:41:32 +0000 (13:41 +0800)]
nios2: zap version_string

There is a weak version_string[] at common/cmd_version.c .
Remove the one in start.S.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: zap dly_clks
Thomas Chou [Wed, 9 Sep 2015 05:08:05 +0000 (13:08 +0800)]
nios2: zap dly_clks

The dly_clks() in start.S is no use after switching to
generic timer. Remove it.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: Split timer code into timer.c
Thomas Chou [Thu, 8 Oct 2015 13:23:37 +0000 (21:23 +0800)]
nios2: Split timer code into timer.c

Move the timer code from interrupts.c into timer.c . Eliminate the
installation of timer interrupt handler, which is no longer used.

Signed-off-by: Marek Vasut <marex@denx.de>
Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
9 years agonios2: Switch to generic timer
Thomas Chou [Thu, 8 Oct 2015 13:17:42 +0000 (21:17 +0800)]
nios2: Switch to generic timer

Zap almost all of the ad-hoc timer code from interrupts.c and
use the code in lib/time.c instead.

Signed-off-by: Marek Vasut <marex@denx.de>
Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
9 years agonios2: enable Driver Model
Thomas Chou [Mon, 7 Sep 2015 11:19:31 +0000 (19:19 +0800)]
nios2: enable Driver Model

Enable the Driver Model config. The driver subsystems
are not enabled until we enable each of them.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: enable device tree control of U-Boot
Thomas Chou [Sun, 18 Oct 2015 11:42:09 +0000 (19:42 +0800)]
nios2: enable device tree control of U-Boot

This patch adds device tree control of U-Boot to nios2 boards.
The example dts is taken from Linux kernel.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: define _end in link script
Thomas Chou [Sun, 6 Sep 2015 12:13:34 +0000 (20:13 +0800)]
nios2: define _end in link script

Since commit 44c6e6591cb451ae606f8bde71dd5fb7b4002544
"rename _end to __bss_end__" , the _end was removed.
But we need it now for separated device tree control,
ie, CONFIG_OF_SEPARATE .

The _end is used by fdtdec_setup() to find the blob.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
9 years agonios2: remove gp assignments in link script
Thomas Chou [Sun, 6 Sep 2015 12:18:10 +0000 (20:18 +0800)]
nios2: remove gp assignments in link script

Since we don't use gp for small data with option "-G0",
we use gp as global data pointer. The _gp location is
not needed.

The ALIGN(16) was for gp only. It is removed, so that we
can get correct address of dtb in u-boot-dtb.bin image.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: enlarge the code relocation range
Thomas Chou [Fri, 4 Sep 2015 08:39:16 +0000 (16:39 +0800)]
nios2: enlarge the code relocation range

As we will use u-boot-dtb.bin, the code relocation range
should be adjusted to accommodate the additional dtb.
It might be overkilled to look into dtb header to find the
dtb size, so we will simply use CONFIG_SYS_MONITOR_LEN.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
9 years agonios2: BSS should be cleared only after board_init_f
Thomas Chou [Mon, 7 Sep 2015 00:57:14 +0000 (08:57 +0800)]
nios2: BSS should be cleared only after board_init_f

As dtb in u-boot-dtb.bin overlapped the BSS section,
we should delay the clearing of BSS until dtb is relocated
in board_init_f().

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: move altera_pio_init to board_early_init_r
Thomas Chou [Fri, 4 Sep 2015 08:19:16 +0000 (16:19 +0800)]
nios2: move altera_pio_init to board_early_init_r

As altera_pio_init() uses BSS, it should be moved to
board_early_init_r().

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: permit device tree control of U-Boot
Thomas Chou [Fri, 4 Sep 2015 05:18:00 +0000 (13:18 +0800)]
nios2: permit device tree control of U-Boot

Enable this in the Kconfig so that nios2 boards can use device
tree to configure U-Boot.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Marek Vasut <marex@denx.de>
9 years agonios2: enable CONFIG_NET_RANDOM_ETHADDR
Thomas Chou [Sat, 29 Aug 2015 07:24:01 +0000 (15:24 +0800)]
nios2: enable CONFIG_NET_RANDOM_ETHADDR

Enable CONFIG_NET_RANDOM_ETHADDR to generate a random MAC address
when ETHADDR is not set.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Cc: Joe Hershberger <joe.hershberger@ni.com>
9 years agonios2: move command line configuration to Kconfig
Thomas Chou [Wed, 26 Aug 2015 13:24:35 +0000 (21:24 +0800)]
nios2: move command line configuration to Kconfig

This patch moves command line configuration from board header
file to board defconfig in the way of Kconfig. The change passed
savedefconfig.

This fixes warnings such as : "CONFIG_SYS_HUSH_PARSER" redefined,
when "Use hush shell" is selected with menuconfig, etc.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
9 years agoARM: AM335x: mux: change mmc0 cd pinmux from mmc0_sdcd to gpio
Mugunthan V N [Tue, 13 Oct 2015 08:32:29 +0000 (14:02 +0530)]
ARM: AM335x: mux: change mmc0 cd pinmux from mmc0_sdcd to gpio

Currently omap_hsmmc driver doesn't use sdcd pin to detect
whether the card is present or not. Instead the same pin is used
as GPIO to detect card presence. So change the pin mux mode from
mmc0_sdcd to gpio0_6.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
9 years agodrivers: gpio: omap: add support for parsing additional gpio parameters
Mugunthan V N [Tue, 13 Oct 2015 08:27:16 +0000 (13:57 +0530)]
drivers: gpio: omap: add support for parsing additional gpio parameters

With DM_GPIO, gpio parameters like ACTIVE_(LOW/HIGH) are to be
parsed in xlate gpio drivers-ops. Since xlate is not implemented
in omap_gpio driver, the driver considers all gpio to be
ACTIVE_HIGH which is the default case and fails to return actual
gpio status for ACTIVE_LOW gpios. So adding .xlate ops to
omap_gpio.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
9 years agoam437x: Add am57xx_evm_defconfig using CONFIG_DM
Mugunthan V N [Tue, 29 Sep 2015 09:12:27 +0000 (14:42 +0530)]
am437x: Add am57xx_evm_defconfig using CONFIG_DM

Import various DT files for am57xx-beagle-x15 from
Linux Kernel v4.2
Add config file for this board, enable DM, DM_GPIO,
DM_SERIAL and DM_MMC.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
9 years agoti_omap5_common: mmc: do not define DM_MMC for spl
Mugunthan V N [Tue, 29 Sep 2015 09:12:26 +0000 (14:42 +0530)]
ti_omap5_common: mmc: do not define DM_MMC for spl

Since spl doesn't support DM currently, do not define DM_MMC
for spl build.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
asdfsadf

9 years agoam437x: Add am437x_sk_evm_defconfig using CONFIG_DM
Mugunthan V N [Mon, 28 Sep 2015 10:47:52 +0000 (16:17 +0530)]
am437x: Add am437x_sk_evm_defconfig using CONFIG_DM

Import various DT files for am437x-sk-evm from Linux Kernel v4.2
Add config file for this board, enable DM, DM_GPIO, DM_SERIAL
and DM_MMC.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
9 years agoam437x: Add am437x_gp_evm_defconfig using CONFIG_DM
Mugunthan V N [Mon, 28 Sep 2015 10:47:51 +0000 (16:17 +0530)]
am437x: Add am437x_gp_evm_defconfig using CONFIG_DM

Import various DT files for am4372, an43xx pinctrl and
am437x-gp-evm from Linux Kernel v4.2
Add config file for this board, enable DM, DM_GPIO, DM_SERIAL
and DM_MMC.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>