Previous implementation of semihosting didn't account for cases where
doing an SVC call would clobber various data(most notable case would
be 'lr' and 'spsr' when doing SVC call in Supervisor mode). This patch
is an adaptation of the code from Newlib's Angel_SWI feature (can be
found in
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
While I2C supports multi-master buses this is difficult to get right.
The implementation on the master side in software is quite complex.
Clock-stretching and the arbitrary time that an I2C transaction can take
make it difficult
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
At present lower case is used for the regulator names in the device tree.
The kernel uses upper case and U-Boot will require this also since it will
move to a case-sensitive name check.
Signed-off-by: Simon Glass
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
We haven't quite got pinctrl ready to apply to mainline. We don't want to
GPIO pull-up/down support to the driver model GPIO layer either. So work
around this for now.
We can address this when pinctrl is complete.
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
Add a new I2C_MUX uclass. Devices in this class can multiplex between
several I2C buses, selecting them one at a time for use by the system.
The multiplexing mechanism is left to the driver to decide - it may be
controlled by
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
Now that exynos5420 boards can use the generic exynos5 code, switch over to
it and remove the old code.
Signed-off-by: Simon Glass s...@chromium.org
Acked-by: Przemyslaw Marczak p.marc...@samsung.com
---
Changes in v2: None
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
While the AP can access the main PMIC on snow, it must coordinate with the
EC which also wants access. Drop the old definition, which can in principle
generate collision errors. We will use the new arbitration driver instead.
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
Many options are duplicated on the exynos5 boards. Move these to the common
files. Also some options are not used so can be removed.
Tidy this up to make the files easier to maintain.
Signed-off-by: Simon Glass s...@chromium.org
On Mon, 3 Aug 2015 08:19:34 -0600
Simon Glass s...@chromium.org wrote:
We have a new one which uses driver model and device tree configuration.
Remove the old one.
Signed-off-by: Simon Glass s...@chromium.org
Acked-by: Anatolij Gustschin ag...@denx.de
Hi Stephen,
On 7 August 2015 at 16:12, Stephen Warren swar...@wwwdotorg.org wrote:
From: Stephen Warren swar...@nvidia.com
The return value of query_sdram_size() is assigned directly to
gd-ram_size in dram_init(). Adjust the return type to match the field
it's assigned to. This has the
On 4 August 2015 at 07:49, Marcel Ziswiler mar...@ziswiler.com wrote:
From: Marcel Ziswiler marcel.ziswi...@toradex.com
The following commit changed the order of the column vs. row parameter
to the lcd_init_console() function but missed actually changing it as
well the second time it is
On 7 August 2015 at 16:12, Stephen Warren swar...@wwwdotorg.org wrote:
From: Stephen Warren swar...@nvidia.com
The new value is the most likely value where the kernel wants to end up
at run-time. Selecting this value as the load address likely avoids the
need to copy the kernel image from the
On 31 July 2015 at 03:08, Bin Meng bmeng...@gmail.com wrote:
On Fri, Jul 31, 2015 at 3:40 AM, Simon Glass s...@chromium.org wrote:
This function comment has a typo. Fix it.
Signed-off-by: Simon Glass s...@chromium.org
---
include/dm/uclass.h | 2 +-
1 file changed, 1 insertion(+), 1
On 2 August 2015 at 18:07, Simon Glass s...@chromium.org wrote:
Enable the debug UART and emit a single 'a' early in the init sequence to
show that it is working.
Unfortunately the debug UART implementation needs a stack to work. I cannot
seem to remove this limitation as the absolute 'jmp
On 7 August 2015 at 16:12, Stephen Warren swar...@wwwdotorg.org wrote:
From: Stephen Warren swar...@nvidia.com
Represent all available RAM in either one or two banks. The first bank
describes any RAM below 4GB. The second bank describes any RAM above 4GB.
This split is driven by the
Hi,
On 5 August 2015 at 09:29, Simon Glass s...@chromium.org wrote:
Hi Marcel,
On 5 August 2015 at 08:58, Marcel Ziswiler mar...@ziswiler.com wrote:
From: Marcel Ziswiler marcel.ziswi...@toradex.com
The following commit enforces CONFIG_DM_ETH for USB Ethernet which
breaks any board using
On 3 August 2015 at 13:02, York Sun york...@freescale.com wrote:
fdt_addr_t is changed to phys_addr_t. The format in debug should be updated
to %pa to match the type.
Signed-off-by: York Sun york...@freescale.com
CC: Simon Glass s...@chromium.org
---
Change log:
v3: split into a separated
On 31 July 2015 at 03:08, Bin Meng bmeng...@gmail.com wrote:
On Fri, Jul 31, 2015 at 3:40 AM, Simon Glass s...@chromium.org wrote:
Some devices are bound entirely by probing and do not have the benefit of
a device tree to give them a name. This is very common with PCI and USB. In
most cases
Hi Christophe,
On 9 August 2015 at 07:19, Christophe Ricard
christophe.ric...@gmail.com wrote:
Hi,
This patch serie introduce TPM driver model allowing to instantiate a TPM
using U_BOOT_DEVICE macro for platform_data or device tree.
As an information, there is no TCG transport protocol
Hi Simon,
Thanks for pointing me to the right tree and branch. I missed that :-(.
I will go and look at your on-going work and try to fit our STM drivers.
I will be happy to co-work on this.
Best regards
Christophe
Le dim. 9 août 2015 15:28, Simon Glass s...@chromium.org a écrit :
Hi
Hi Simon,
On Mon, 3 Aug 2015 08:19:36 -0600
Simon Glass s...@chromium.org wrote:
We always use device tree on exynos, so remove the unused code.
Signed-off-by: Simon Glass s...@chromium.org
Acked-by: Anatolij Gustschin ag...@denx.de
___
U-Boot
Hi Stephen,
On 6 August 2015 at 15:31, Stephen Warren swar...@wwwdotorg.org wrote:
From: Stephen Warren swar...@nvidia.com
fdtdec_get_addr_size() hard-codes the number of cells used to represent
an address or size in DT. This is incorrect in many cases depending on
the DT binding for a
Hi Stephen,
On 6 August 2015 at 13:03, Stephen Warren swar...@wwwdotorg.org wrote:
On 08/05/2015 05:45 PM, Simon Glass wrote:
Hi Stephen,
On 5 August 2015 at 12:22, Stephen Warren swar...@wwwdotorg.org wrote:
On 08/04/2015 10:08 PM, Simon Glass wrote:
Hi Stephen,
On 3 August 2015 at
On 3 August 2015 at 13:02, York Sun york...@freescale.com wrote:
fdt_addr_t is a physical address. It can be either 64-bit or 32-bit,
depending on the architecture. It should be phys_addr_t instead of
u64 or u32. Similarly, fdt_size_t is changed to phys_size_t.
Signed-off-by: York Sun
These were pointed out in review but I missed them.
Signed-off-by: Simon Glass s...@chromium.org
---
drivers/power/regulator/max77686.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/power/regulator/max77686.c
b/drivers/power/regulator/max77686.c
index
Hi Prazemyslaw,
On 5 August 2015 at 08:16, Przemyslaw Marczak p.marc...@samsung.com wrote:
Hello Simon,
On 08/03/2015 04:19 PM, Simon Glass wrote:
Some boards use device tree for almost all board-specific configuration.
They therefore do not need their own separate board code, but can all
drivers/tpm/tpm.c is a TPM core driver port from Linux.
So far in u-boot only infineon i2c driver is using it but it could fit
for others...
Introduce a new tpm uclass so that every TPM driver can register against it and
and take benefit of common functions and data such as tpm_transmit,
Add TPM st33zp24 tpm with i2c and spi phy. This is a port from Linux.
This driver relies on tpm uclass.
Signed-off-by: Christophe Ricard christophe-h.ric...@st.com
---
README | 11 +
drivers/tpm/Makefile| 1 +
drivers/tpm/st33zp24/Makefile
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
Add a driver to support the special LDO access used by spring. This is a
custom method in the cros_ec protocol - it does not use an I2C
pass-through.
There are two implementation choices:
1. Write a special LDO driver which can
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
The Chrome OS EC supports tunnelling through to an I2C bus on the EC. This
currently uses a copy of the I2C command code and a special 'crosec'
sub-command.
With driver model we can define an I2C bus which tunnels through to the
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.ric...@st.com
---
README
Hi,
This patch serie introduce TPM driver model allowing to instantiate a TPM
using U_BOOT_DEVICE macro for platform_data or device tree.
As an information, there is no TCG transport protocol official specification
for i2c for TPM1.2. The TPM uclass allows to support different kind of bus
(LPC,
Hi Chrstophe,
On 9 August 2015 at 08:19, Christophe Ricard
christophe.ric...@gmail.com wrote:
Hi Simon,
Thanks for pointing me to the right tree and branch. I missed that :-(.
Well I was hoping to send patches next week. I should have sent an
email to the list before starting.
I will go and
Hi Simon,
Hi Lukasz,
On 25 July 2015 at 02:11, Lukasz Majewski l.majew...@majess.pl
wrote:
This commit adds initial support for using tftp for downloading and
upgrading firmware on the device.
Signed-off-by: Lukasz Majewski l.majew...@majess.pl
---
Changes for v2:
- Return
-Original Message-
From: Jagan Teki [mailto:jt...@openedev.com]
Sent: 2015年8月7日 16:22
To: Hou Zhiqiang-B48286
Cc: u-boot@lists.denx.de; Hu Mingkai-B21284
Subject: Re: [U-Boot] [V4 1/2] sf: Add clear flag status register
operation on Micron chips
On 23 July 2015 at 15:24,
Hi Jagan,
Do you have any feedback?
-Original Message-
From: Zhiqiang Hou [mailto:b48...@freescale.com]
Sent: 2015年7月23日 17:54
To: u-boot@lists.denx.de; jt...@openedev.com
Cc: Sun York-R58495; Hu Mingkai-B21284; Hou Zhiqiang-B48286
Subject: [V4 2/2] sf: Turn SPI flash into 3-Byte
Hello Marek,
Am 21.07.2015 um 04:03 schrieb Marek Vasut:
On Monday, July 20, 2015 at 04:03:08 PM, Lukasz Majewski wrote:
Hi Marek,
add dfu supprt for at91 sam9260 based boards. The USB
gadget driver is ported from linux:
b2ba27a5c56ff: usb: gadget: at91_udc: move prepare clk into process
Hello Luaksz,
Am 21.07.2015 um 08:59 schrieb Lukasz Majewski:
Hi Heiko,
ported from linux:
b2ba27a5c56ff: usb: gadget: at91_udc: move prepare clk into process
context
IMHO, presented above description is not enough. I'd prefer to see one
patch which adds the code from linux - including
Hi Scott,
Do you have plan to pick the 3 patches?
https://patchwork.ozlabs.org/patch/498050/
https://patchwork.ozlabs.org/patch/498049/
https://patchwork.ozlabs.org/patch/498048/
If not, then I prefer these 3 patches can go throught i.mx tree.
Thanks,
Peng.
On Sun, Aug 02, 2015 at 11:18:38AM
Hello York,
T1040D4RDB/T1042D4RDB boards have other difference as well apart from DDR4
w.r.t old T1040RDB/T1042RDB.
T1040D4RDB/T1042D4RDB is the naming convection that has been used to
distinguished new T1040RDB/T1042RDB board with DDR4 memory, new serdes protocol
support , new muxes , etc.
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
This is not needed with driver mode. Remove it.
Signed-off-by: Simon Glass s...@chromium.org
---
Changes in v2: None
drivers/misc/cros_ec.c | 268
+
include/cros_ec.h |
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
Add support for all BUCK regulators, now that the correct register is
accessed for each.
Signed-off-by: Simon Glass s...@chromium.org
---
Changes in v2:
- Add a comment about DVS in the driver
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
We have a new one which uses driver model and device tree configuration.
Remove the old one.
Signed-off-by: Simon Glass s...@chromium.org
---
Changes in v2: None
drivers/video/Makefile | 1 -
drivers/video/parade.c
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
Spring is the first ARM-based HP Chromebook 11. It is similar to snow
and it uses the same Samsung Exynos5250 chip. But has some unusual
features. Mainline support for it has lagged snow (both in kernel and
U-Boot). Now that the
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
This has moved to driver model so we can drop the fdtdec support.
Signed-off-by: Simon Glass s...@chromium.org
---
Changes in v2: None
include/fdtdec.h | 1 -
lib/fdtdec.c | 1 -
2 files changed, 2 deletions(-)
Applied
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
We always use device tree on exynos, so remove the unused code.
Signed-off-by: Simon Glass s...@chromium.org
---
Changes in v2: None
arch/arm/include/asm/arch-exynos/dp_info.h | 2 --
drivers/video/exynos_dp.c
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
Enable PMICs, regulators and the like so that new drivers will be made
available.
Signed-off-by: Simon Glass s...@chromium.org
---
Changes in v2: None
board/samsung/smdk5420/smdk5420.c | 2 +-
configs/arndale_defconfig
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
Now that most exynos5250 boards can use the generic exynos5 code, switch
over to it and remove the old code.
Signed-off-by: Simon Glass s...@chromium.org
---
Changes in v2: None
board/samsung/smdk5250/Makefile | 4 -
On 3 August 2015 at 08:19, Simon Glass s...@chromium.org wrote:
Remove the old drivers (both the normal one and the cros_ec one) now that
we have new drivers that use driver model.
Signed-off-by: Simon Glass s...@chromium.org
---
Changes in v2: None
drivers/power/pmic/Makefile
Remove FAT function prototypes from the cm5200 firmware update code, and
include the relevant headers instead.
This exposes the fact that the custom prototyoe for do_fat_read() in
this file was incorrect. Rather than simply fixing the call-site, replace
do_fat_read() with fat_exists(). This
Hi York,
On Fri, Aug 7, 2015 at 5:58 PM, York Sun york...@freescale.com wrote:
On 08/07/2015 01:18 PM, Joe Hershberger wrote:
snip
+ }
+
+ /* if all our optional command's keywords perfectly match an
+* optional pattern, then we can move to the
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