The i2c-exynos5.c driver can be reused for the HSI2C controller
on Exynos7 SoCs from Samsung.
This patch adds the Kconfig dependency to choose i2c-exynos5.c
for CONFIG_ARCH_EXYNOS7.
Signed-off-by: Naveen Krishna Chatradhi
Cc: Wolfram Sang
---
drivers/i2c/busses/Kconfig |2 +-
1 file
the dt-new compatible in dt-binding documenation
Signed-off-by: Naveen Krishna Chatradhi
Cc: Wolfram Sang
---
.../devicetree/bindings/i2c/i2c-exynos5.txt|2 +
drivers/i2c/busses/i2c-exynos5.c | 71 ++--
2 files changed, 67 insertions(+), 6 deletion
nics.net/lists/devicetree/msg49237.html
Naveen Krishna Chatradhi (2):
i2c: exynos: add support for HSI2C module on Exynos7
i2c: exynos5: Add Kconfig dependencies
.../devicetree/bindings/i2c/i2c-exynos5.txt|2 +
drivers/i2c/busses/Kconfig |2 +-
drivers
This patch updates the IIO based ADC driver to use syscon and regmap
APIs to access and use PMU registers instead of remapping the PMU
registers in the driver.
Signed-off-by: Naveen Krishna Chatradhi
To: linux-...@vger.kernel.org
---
Changes since v1:
Rebased on top of togreg branch of IIO git
This patch updates the DT bindings for ADC in exynos-adc.txt with the
syscon phandle to the ADC nodes.
Signed-off-by: Naveen Krishna Chatradhi
To: devicet...@vger.kernel.org
---
.../devicetree/bindings/arm/samsung/exynos-adc.txt |9 +++--
1 file changed, 7 insertions(+), 2 deletions
Instead of using the ADC_PHY register base address, use sysreg phandle
in ADC node to control ADC_PHY configuration register.
This patch adds syscon node for Exynos3250, Exynos4x12, Exynos5250,
and Exynos5420, Exynos5800.
Signed-off-by: Naveen Krishna Chatradhi
To: linux-samsung
files for Exynos3250, Exynos4x12, Exynos5250,
Exynos5420 with the syscon phandle.
Tested on Exynos5420 based Peach PIT and Exynos5800 based Peach PI
by verifying sysfs entries provided by HWMON based NTC thermistors.
Tested-By for Exynos3250, Exynos4x12 would be appreciated.
Naveen Krishna
for each function it appears in
drivers/irqchip/exynos-combiner.c:162:34: error: ‘IRQF_PROBE’ undeclared (first
use in this function)
set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
Fix the build error by including linux/interrupt.h.
Signed-off-by: Naveen Krishna Chatradhi
Cc: Thomas Gleixner
Cc
for each function it appears in
drivers/irqchip/exynos-combiner.c:162:34: error: ‘IRQF_PROBE’ undeclared (first
use in this function)
set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
Fix the build error by including asm/hardirq.h.
Signed-off-by: Naveen Krishna Chatradhi
Cc: Thomas Gleixner
From: Pankaj Dubey
Make the config symbols SERIAL_SAMSUNG_UARTS_4 and
SERIAL_SAMSUNG_UARTS depend on SERIAL_SAMSUNG rather than
PLAT_SAMSUNG.
Signed-off-by: Pankaj Dubey
Signed-off-by: Naveen Krishna Chatradhi
Cc: Greg Kroah-Hartman
---
drivers/tty/serial/Kconfig |4 ++--
1 file changed
This patch updates the IIO based ADC driver to use syscon and regmap
APIs to access and use PMU registers instead of remapping the PMU
registers in the driver.
Signed-off-by: Naveen Krishna Chatradhi
To: linux-...@vger.kernel.org
---
Changes since v1:
None
drivers/iio/adc/exynos_adc.c | 29
This patch updates the DT bindings in exynos-adc.txt with the
syscon phandle to the ADC nodes.
Also removes the 2nd "reg" property, which used to carry the
ADC_PHY regiser base from PMU.
Signed-off-by: Naveen Krishna Chatradhi
To: devicet...@vger.kernel.org
---
Changes since v1:
reba
The DT bindings in exynos-adc.txt applies to the ADC
driver (exynos-adc.c) developed based on IIO framework.
The bindings are more appropriate to be under
Documentation/devicetree/bindings/iio/adc/
Signed-off-by: Naveen Krishna Chatradhi
To: devicet...@vger.kernel.org
---
Changes since v1:
Use
Instead of using the ADC_PHY register base address, use sysreg phandle
in ADC node to control ADC_PHY configuration register.
This patch adds syscon node for Exynos3250, Exynos4x12, Exynos5250,
and Exynos5420, Exynos5800.
Signed-off-by: Naveen Krishna Chatradhi
To: linux-samsung
description in commit message
Rebased on top of v5 version of ADC for exynos3250 from Changwoo.
iio: adc: exynos_adc: Support Exynos3250 ADC and code clean
https://lkml.org/lkml/2014/6/27/16
Naveen Krishna Chatradhi (4):
iio: exyno-adc: use syscon for PMU register access
Documentation: dt
This patch updates the DT bindings in exynos-adc.txt with the
syscon phandle to the ADC nodes.
Also removes the 2nd "reg" property, which used to carry the
ADC_PHY regiser base from PMU.
Signed-off-by: Naveen Krishna Chatradhi
To: devicet...@vger.kernel.org
---
.../devicetree/bindin
Instead of using the ADC_PHY register base address, use sysreg phandle
in ADC node to control ADC_PHY configuration register.
This patch adds syscon node for Exynos3250, Exynos4x12, Exynos5250,
and Exynos5420, Exynos5800.
Signed-off-by: Naveen Krishna Chatradhi
To: linux-samsung
This patch updates the IIO based ADC driver to use syscon and regmap
APIs to access and use PMU registers instead of remapping the PMU
registers in the driver.
Signed-off-by: Naveen Krishna Chatradhi
To: linux-...@vger.kernel.org
---
drivers/iio/adc/exynos_adc.c | 29
The DT bindings in exynos-adc.txt applies to the ADC
driver (exynos-adc.c) developed based on IIO framework.
The bindings are more appropriate to be under
Documentation/devicetree/bindings/iio/adc/
Signed-off-by: Naveen Krishna Chatradhi
To: devicet...@vger.kernel.org
---
.../devicetree
Krishna Chatradhi (4):
iio: exyno-adc: use syscon for PMU register access
Documentation: dt-bindings: move exynos-adc.txt to more iio/adc/
Documentation: dt-bindings: update exynos-adc.txt with syscon handle
ARM: dts: exynos: Add sysreg phandle to ADC node
.../devicetree/bindings/arm
As Murata Manufactures the NTC based thermistors. The vendor
name in the compatibility is preposed to change to "murata"
This patch uses the new compatibility string in exynos4412 based
Trats2 board.
Signed-off-by: Naveen Krishna Chatradhi
Cc: Chanwoo Choi
Reviewed-by: Ch
This patch creates a thermistor fragment carrying the NTC Thermistor
nodes as children of the IIO based ADC.
This fragment is included in exynos5420-peach-pit.dts and
exynos5800-peach-pi.dts.
Signed-off-by: Naveen Krishna Chatradhi
---
Changes since v1:
As per the comments https://lkml.org/lkml
oards.
Changes since v1:
1. Dropped 2/3 "ARM: DTS: Add NTC thermistor nodes to Exynos5250 based Snow"
https://lkml.org/lkml/2014/6/26/192
As large number of Snow boards dint have thermistors.
2. Created a thermistor fragment instead of common dtsi file
Naveen Krishna Chatradhi (2):
Currently, dev_info() at the end of the probe says
"type:%s ". But, prints the pdev->name.
This patch uses "pdev_id->name" which prints the thermistor type.
Signed-off-by: Naveen Krishna Chatradhi
---
drivers/hwmon/ntc_thermistor.c |2 +-
1 file changed, 1 inserti
Exynos5250 based Snow board has 4 NTC thermistors to measure
temperatures at various points on the board.
IIO based ADC becomes the parent and NTC thermistors are the childs,
via the HWMON interface.
Signed-off-by: Naveen Krishna Chatradhi
---
Posted earlier by Doug Anderson @ https://lkml.org
nodes.
Also, enables ADC based thermistors for peach_pi and peach_pit.
Signed-off-by: Naveen Krishna Chatradhi
---
This patchset needs
"[PATCH v4 00/14] Add Maxim 77802 PMIC support" by "Javier Martinez Canillas"
Posted https://lkml.org/lkml/2014/6/25/668
Intention is to slowl
As Murata Manufactures the NTC based thermistors. The vendor
name in the compatibility is preposed to change to "murata"
This patch uses the new compatibility string in exynos4412 based
Trats2 board.
Signed-off-by: Naveen Krishna Chatradhi
Cc: Chanwoo Choi
Reviewed-by: Chanwoo Choi
Snow
4. Corrects the vendor prefix for thermistors in exynos4412-trats2.dts
Naveen Krishna Chatradhi (3):
ARM: DTS: use new compatible string for thermistors in trats2
ARM: DTS: Add NTC thermistor nodes to Exynos5250 based Snow
ARM: DTS: Add common dts file for Peach PIT and PI along with ADC
more readable.
2. Removes an extra line
Signed-off-by: Naveen Krishna Chatradhi
---
Changes since v1:
Edited commit message for clarity
drivers/i2c/busses/i2c-exynos5.c |3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/i2c/busses/i2c-exynos5.c b/drivers/i2
This patch removes an extra read of FIFO_STATUS register in the interrrupt
service routine. Which is read again before the actual use.
Signed-off-by: Naveen Krishna Chatradhi
---
Changes since v1:
None
drivers/i2c/busses/i2c-exynos5.c |1 -
1 file changed, 1 deletion(-)
diff --git a
This patch removes an extra read of FIFO_STATUS register in the interrrupt
service routine. Which is read again before the actual use.
Signed-off-by: Naveen Krishna Chatradhi
---
drivers/i2c/busses/i2c-exynos5.c |1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/i2c/busses/i2c
This patch removes an extra line and fixes a styling nit
in exynos5_i2c_message_start()
Signed-off-by: Naveen Krishna Chatradhi
---
drivers/i2c/busses/i2c-exynos5.c |3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/i2c/busses/i2c-exynos5.c b/drivers/i2c/busses/i2c
From: Naveen Krishna Ch
Using pdev->dev with device_for_each_child() would iterate over all
of the children of the platform device and delete them.
Thus, causing crashes during module unload.
We should be using the indio_dev->dev structure for
registering/unregistering child nodes.
Signed-off-b
From: Naveen Krishna Ch
This patch maintains the following order in
probe(), remove(), resume() and suspend() calls
regulator enable, clk prepare enable
...
clk disable unprepare, regulator disable
While at it,
1. enable the regulator before the iio_device_register()
2. handle the return values
ADC module on Exynos5 SoCs runs at 600KSPS. At this conversion rate,
waiting for 1000 msecs is wasteful (incase of h/w failure).
Hence, reduce the time out to 100msecs and use
wait_for_completion_timeout() instead of
wait_for_completion_interruptible_timeout()
Signed-off-by: Naveen Krishna
Do a soft reset software if a timeout happens.
This is applicable only for ADC_V2.
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Doug Anderson
---
Changes since v2:
None
Changes since v1:
None
v0:
This change is a part of the patch reviewed at
https://lkml.org/lkml/2013/11/5/92
ents were given by Tomasz, to split and submit.
Naveen Krishna Ch (2):
iio: exynos_adc: use indio_dev->dev structure to handle child nodes
iio: exynos_adc: rearrange clk and regulator enable/disable calls
Naveen Krishna Chatradhi (3):
iio: exynos_adc: reduce timeout and use wait_for_comple
Add reinit_completion() before the wait_for_completion_timeout in
raw_read() call.
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Doug Anderson
---
Changes since v2:
None
Changes since v1:
None
v0:
This change is a part of the patch reviewed at
https://lkml.org/lkml/2013/11/5/92
only use the feeder control interrupt
3. Patches adding support for DT and H/W version are in pipeline
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
Acked-by: Herbert Xu
CC: David S. Miller
CC: Vladimir Zapolskiy
TO:
CC:
---
Changes since v7:
Added Acked-by from Herbert Xu
Ch
ARCH code is under review)
I couldn't test on Exynos4412 and Exynos4210 boards, Should be able to
test with addition of DT node and clocks support.
These patches are under review at
https://lkml.org/lkml/2014/2/17/124
Naveen Krishna Chatradhi (7):
crypto:s5p-sss: Use platform_get_irq() ins
This patch adds device tree support to the s5p-sss.c crypto driver.
Signed-off-by: Naveen Krishna Chatradhi
Acked-by: Herbert Xu
CC: David S. Miller
CC: Vladimir Zapolskiy
TO:
CC:
---
Changes since v7:
Added Acked-by from Herbert Xu
Changes since v6:
None
Changes since v5:
Rewritten the
This patch adds code to validate "iv" buffer before trying to
memcpy the contents
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
Acked-by: Herbert Xu
CC: David S. Miller
CC: Vladimir Zapolskiy
TO:
CC:
---
Changes since v7:
Added Acked-by from Herbert Xu
Change
is here for). Also
schedule at a tasklet immediatly after the current request is done.
The tasklet will dequeue the next request in the queue, giving
continuous loop. tasklet will exit if there are no requests in the
queue.
Signed-off-by: Naveen Krishna Chatradhi
Acked-by: Herbert Xu
CC: David S
This patch adds new compatible and variant struct to support the SSS
module on Exynos4 (Exynos4210), Exynos5 (Exynos5420 and Exynos5250)
for which
1. AES register are at an offset of 0x200 and
2. hash interrupt is not available
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
This patch set adds use of clk_prepare/clk_unprepare as
required by generic clock framework.
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
Acked-by: Herbert Xu
CC: David S. Miller
CC: Vladimir Zapolskiy
TO:
CC:
---
Changes since v7:
Added Acked-by from Herbert Xu
Changes
This patch modifies Kconfig such that ARCH_EXYNOS SoCs
which includes (Exynos4210, Exynos5250 and Exynos5420)
can also select Samsung SSS(Security SubSystem) driver.
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
Acked-by: Herbert Xu
CC: David S. Miller
CC: Vladimir
. Introduce a variant struct to support the changes in H/W
3. Reset the module during init. Thus, bringing the module back
to default state irrespective of what firmware did with it.
Signed-off-by: Naveen Krishna Chatradhi
Signed-off-by: Pankaj Dubey
---
This patch is under review at https
From: Naveen Krishna Ch
Using pdev->dev with device_for_each_child() would iterate over all
of the children of the platform device and delete them.
Thus, causing crashes during module unload.
We should be using the indio_dev->dev structure for
registering/unregistering child nodes.
Signed-off-b
Do a soft reset software if a timeout happens.
This is applicable only for ADC_V2.
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Doug Anderson
---
This change is a part of the patch reviewed at
https://lkml.org/lkml/2013/11/5/92
drivers/iio/adc/exynos_adc.c | 50
ADC module on Exynos5 SoCs runs at 600KSPS. At this conversion rate,
waiting for 1000 msecs is wasteful (incase of h/w failure).
Hence, reduce the time out to 100msecs and use
wait_for_completion_timeout() instead of
wait_for_completion_interruptible_timeout()
Signed-off-by: Naveen Krishna
From: Naveen Krishna Ch
This patch maintains the following order in
probe(), remove(), resume() and suspend() calls
regulator enable, clk prepare enable
...
clk disable unprepare, regulator disable
While at it,
1. enable the regulator before the iio_device_register()
2. handle the return values
Add reinit_completion() before the wait_for_completion_timeout in
raw_read() call.
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Doug Anderson
---
drivers/iio/adc/exynos_adc.c |1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iio/adc/exynos_adc.c b/drivers/iio/adc
ents were given by Tomasz, to split and submit.
Naveen Krishna Ch (2):
iio: exynos_adc: use indio_dev->dev structure to handle child nodes
iio: exynos_adc: rearrange clk and regulator enable/disable calls
Naveen Krishna Chatradhi (3):
iio: exynos_adc: reduce timeout and use wait_for_comple
Do a soft reset software if a timeout happens.
This is applicable only for ADC_V2.
Change-Id: I939eaa06254e0b246dd636df9470f2eb392c2be1
Signed-off-by: Naveen Krishna Chatradhi
---
This change is a part of the patch reviewed at
https://lkml.org/lkml/2013/11/5/92
drivers/iio/adc/exynos_adc.c
ents were given by Tomasz, to split and submit.
Naveen Krishna Ch (2):
iio: exynos_adc: use indio_dev->dev structure to handle child nodes
iio: exynos_adc: rearrange clk and regulator enable/disable calls
Naveen Krishna Chatradhi (3):
iio: exynos_adc: reduce timeout and use wait_for_comple
exynos_raw_read() call.
Change-Id: Icb8cade162094b2777c9f3c77120635deef5947c
Signed-off-by: Naveen Krishna Chatradhi
---
This change is a part of the patch reviewd at https://lkml.org/lkml/2013/11/5/92
drivers/iio/adc/exynos_adc.c | 18 +++---
1 file changed, 11 insertions(+), 7
Add reinit_completion() before the wait_for_completion_timeout in
raw_read() call.
Change-Id: I70fa00841bc49eba838a5bd6779015844297dfdb
Signed-off-by: Naveen Krishna Chatradhi
---
drivers/iio/adc/exynos_adc.c |1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iio/adc/exynos_adc.c b
From: Naveen Krishna Ch
This patch maintains the following order in
probe(), remove(), resume() and suspend() calls
regulator enable, clk prepare enable
...
clk disable unprepare, regulator disable
While at it,
1. enable the regulator before the iio_device_register()
2. handle the return values
From: Naveen Krishna Ch
Using pdev->dev with device_for_each_child() would iterate over all
of the children of the platform device and delete them.
Thus, causing crashes during module unload.
We should be using the indio_dev->dev structure for
registering/unregistering child nodes.
Signed-off-b
ave good support for
deferring probes.
With this change We end up using the same init level as the main i2c bus.
Signed-off-by: Doug Anderson
Reviewed-on: https://gerrit.chromium.org/gerrit/57007
Reviewed-by: Simon Glass
Signed-off-by: Naveen Krishna Chatradhi
---
drivers/i2c/muxes/i2c-arb-gpi
available on the peripheral device probe():
http://lists.infradead.org/pipermail/linux-arm-kernel/2010-March/011971.html
Signed-off-by: Naveen Krishna Chatradhi
---
drivers/i2c/busses/i2c-exynos5.c | 12 +++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/drivers/i2c/busses
This patch adds the device tree node for SSS module
found on Exynos5420 and Exynos5250
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
TO:
CC: David S. Miller
CC: Kukjin Kim
CC:
---
Changes since v6:
None
arch/arm/boot/dts/exynos5250.dtsi |8
arch/arm/boot
This patch adds device tree support to the s5p-sss.c crypto driver.
Signed-off-by: Naveen Krishna Ch
CC: Herbert Xu
CC: David S. Miller
CC: Vladimir Zapolskiy
TO:
CC:
---
Changes since v6:
None
Changes since v5:
Rewritten the interrupt definition in the documentation
.../devicetree/binding
This patch adds code to validate "iv" buffer before trying to
memcpy the contents
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
CC: David S. Miller
CC: Herbert Xu
CC: Vladimir Zapolskiy
TO:
CC:
---
Changes since v6:
None
drivers/crypto/s5p-sss.c |3 +
e/clk_unprepare
Naveen Krishna Chatradhi (1): [samsung-clk.git]
clk: samsung exynos5250/5420: Add gate clock for SSS module
Naveen Krishna Chatradhi (1): [linuxsamsung.git]
ARM: dts: exynos5250/5420: add dt node for sss module
.../devicetree/bindings/clock/exynos5250-clock.txt |1 +
From: Naveen Krishna Ch
This patch uses the platform_get_irq() instead of the
platform_get_irq_byname(). Making feeder control interrupt
as resource "0" and hash interrupt as "1".
reasons for this change.
1. Cannot find any Arch which is currently using this driver
2. Samsung Exynos4 and 5 SoCs
This patch adds new compatible and variant struct to support the SSS
module on Exynos4 (Exynos4210), Exynos5 (Exynos5420 and Exynos5250)
for which
1. AES register are at an offset of 0x200 and
2. hash interrupt is not available
Signed-off-by: Naveen Krishna Ch
Reviewed-by: Tomasz Figa
CC: Herber
From: Naveen Krishna Ch
This patch modifies Kconfig such that ARCH_EXYNOS SoCs
which includes (Exynos4210, Exynos5250 and Exynos5420)
can also select Samsung SSS(Security SubSystem) driver.
Signed-off-by: Naveen Krishna Ch
Reviewed-by: Tomasz Figa
CC: Herbert Xu
CC: David S. Miller
CC: Vladi
This patch adds gating clock for SSS(Security SubSystem)
module on Exynos5250/5420.
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
TO:
TO: Tomasz Figa
CC: David S. Miller
CC: Kukjin Kim
CC:
---
changes since v6:
None
changes since v5:
1. Added Reviewed-by: Tomasz Figa
From: Naveen Krishna Ch
Currently, the driver enqueues a request only if the busy bit is
false. And every request initiates a dequeue. If 2 requests arrive
simultaneously, only one of them will be dequeued.
To avoid this senario, we will enqueue the next request irrespective
of the system condit
From: Naveen Krishna Ch
Currently, the driver enqueues a request only if the busy bit is
false. And every request initiates a dequeue. If 2 requests arrive
simultaneously, only one of them will be dequeued.
To avoid this senario, we will enqueue the next request irrespective
of the system condit
This patch set adds use of clk_prepare/clk_unprepare as
required by generic clock framework.
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
CC: David S. Miller
CC: Herbert Xu
CC: Vladimir Zapolskiy
TO:
CC:
---
Changes since v6:
None
drivers/crypto/s5p-sss.c | 10
From: Naveen Krishna Ch
Currently, the driver enqueues a request only if the busy bit is
false. And every request initiates a dequeue. If 2 requests arrive
simultaneously, only one of them will be dequeued.
To avoid this senario, we will enqueue the next request irrespective
of the system condit
This patch set adds use of clk_prepare/clk_unprepare as
required by generic clock framework.
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
---
changes since v5:
None
drivers/crypto/s5p-sss.c | 10 +++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a
This patch adds code to validate "iv" buffer before trying to
memcpy the contents
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
---
changes since v5:
None
drivers/crypto/s5p-sss.c |3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/
This patch adds the device tree node for SSS module
found on Exynos5420 and Exynos5250
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
TO:
CC: Kukjin Kim
CC:
---
changes since v5:
1. Added Reviewed-by: Tomasz Figa
arch/arm/boot/dts/exynos5250.dtsi |8
arch
This patch adds gating clock for SSS(Security SubSystem)
module on Exynos5250/5420.
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
TO:
CC: Kukjin Kim
CC:
---
changes since v5:
1. Added Reviewed-by: Tomasz Figa
.../devicetree/bindings/clock/exynos5250-clock.txt |1
From: Naveen Krishna Ch
This patch modifies Kconfig such that ARCH_EXYNOS SoCs
which includes (Exynos4210, Exynos5250 and Exynos5420)
can also select Samsung SSS(Security SubSystem) driver.
Signed-off-by: Naveen Krishna Ch
Reviewed-by: Tomasz Figa
CC: Herbert Xu
CC: David S. Miller
CC: Vladi
This patch adds new compatible and variant struct to support the SSS
module on Exynos4 (Exynos4210), Exynos5 (Exynos5420 and Exynos5250)
for which
1. AES register are at an offset of 0x200 and
2. hash interrupt is not available
Signed-off-by: Naveen Krishna Ch
Reviewed-by: Tomasz Figa
CC: Herber
This patch adds device tree support to the s5p-sss.c crypto driver.
Signed-off-by: Naveen Krishna Ch
CC: Herbert Xu
CC: David S. Miller
CC: Vladimir Zapolskiy
TO:
CC:
---
Changes since v5:
Rewritten the interrupt definition in the documentation
.../devicetree/bindings/crypto/samsung-sss.tx
From: Naveen Krishna Ch
This patch uses the platform_get_irq() instead of the
platform_get_irq_byname(). Making feeder control interrupt
as resource "0" and hash interrupt as "1".
reasons for this change.
1. Cannot find any Arch which is currently using this driver
2. Samsung Exynos4 and 5 SoCs
fifo_depth of the HSI2C is not constant
Exynos5420 and Exynos5250 supports fifo_depth of 64bytes
Exynos5260 supports fifo_depth of 16bytes.
This patch configures the fifo_depth based on HSI2C modules version.
Signed-off-by: Naveen Krishna Chatradhi
[For finding out the difference and initial
This patch adds a new compatible and uses variant struct to support
HSI2C module on Exynos5260. Updates the Documentation dt bindings.
Also resets the module as an init sequence (Needed by Exynos5260).
Signed-off-by: Naveen Krishna Chatradhi
---
Changes since v3:
1. split patches as (v1 version
As per the changes submitted for the i2c-exynos5.c driver with the
compatible string being named after the first SoC it is observed on.
This patch modifes the existing hsi2c compatible strings in
arch/arm/boot/dts.
Signed-off-by: Naveen Krishna Chatradhi
---
arch/arm/boot/dts/exynos5420.dtsi
This patch implements a variant struct to handle the differences
(like fifo_depths) in the HSI2C modules across SoCs.
Adds a new compatible to support HSI2C module on Exynos5260.
Also resets the module as an init sequence (Needed by Exynos5260).
Signed-off-by: Naveen Krishna Chatradhi
This patch adds gating clock for SSS(Security SubSystem)
module on Exynos5250/5420.
Signed-off-by: Naveen Krishna Chatradhi
TO:
TO: Tomasz Figa
CC: Kukjin Kim
CC:
---
Changes since v4:
Use register GATE_IP_G2D instead of GATE_BUS_G2D for Exynos5420
Changes since v3:
1. Rebased on to
https
This patch adds the device tree node for SSS module
found on Exynos5420 and Exynos5250
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
TO:
CC: Kukjin Kim
CC:
---
Changes since v4:
None
Changes since v3:
1. Modified the SSS clock ID as per dt-bindings for Exynos5250 in
This patch adds code to validate "iv" buffer before trying to
memcpy the contents
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
---
Changes since v4:
None
Changes since v3:
None
drivers/crypto/s5p-sss.c |3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
This patch set adds use of clk_prepare/clk_unprepare as
required by generic clock framework.
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
---
Changes since v4:
Handle return value of clk_prepare_enable
Changes since v3:
None
drivers/crypto/s5p-sss.c | 10 +++---
1
From: Naveen Krishna Ch
Currently, the driver enqueues a request only if the busy bit is
false. And every request initiates a dequeue. If 2 requests arrive
simultaneously, only one of them will be dequeued.
To avoid this senario, we will enqueue the next request irrespective
of the system condit
From: Naveen Krishna Ch
This patch modifies Kconfig such that ARCH_EXYNOS SoCs
which includes (Exynos4210, Exynos5250 and Exynos5420)
can also select Samsung SSS(Security SubSystem) driver.
Signed-off-by: Naveen Krishna Ch
CC: Herbert Xu
CC: David S. Miller
CC: Vladimir Zapolskiy
TO:
CC:
-
This patch adds new compatible and variant struct to support the SSS
module on Exynos4 (Exynos4210), Exynos5 (Exynos5420 and Exynos5250)
for which
1. AES register are at an offset of 0x200 and
2. hash interrupt is not available
Signed-off-by: Naveen Krishna Ch
CC: Herbert Xu
CC: David S. Miller
This patch adds device tree support to the s5p-sss.c crypto driver.
Also, Documentation under devicetree/bindings added.
Signed-off-by: Naveen Krishna Ch
CC: Herbert Xu
CC: David S. Miller
CC: Vladimir Zapolskiy
TO:
CC:
---
Changes since v4:
Modified Documentation to give clock names and ex
From: Naveen Krishna Ch
This patch uses the platform_get_irq() instead of the
platform_get_irq_byname(). Making feeder control interrupt
as resource "0" and hash interrupt as "1".
reasons for this change.
1. Cannot find any Arch which is currently using this driver
2. Samsung Exynos4 and 5 SoCs
This patch set adds use of clk_prepare/clk_unprepare as
required by generic clock framework.
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
---
Changes since v3:
None
drivers/crypto/s5p-sss.c |6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a
This patch adds gating clock for SSS(Security SubSystem)
module on Exynos5250/5420.
Signed-off-by: Naveen Krishna Chatradhi
TO:
TO: Tomasz Figa
CC: Kukjin Kim
CC:
---
Changes since v3:
1. Rebased on to
https://git.kernel.org/pub/scm/linux/kernel/git/tfiga/samsung-clk.git
2. Added new ID for
This patch adds the device tree node for SSS module
found on Exynos5420 and Exynos5250
Signed-off-by: Naveen Krishna Chatradhi
Reviewed-by: Tomasz Figa
TO:
CC: Kukjin Kim
CC:
---
Changes since v3:
1. Modified the SSS clock ID as per dt-bindings for Exynos5250 in
samsung-clk.git tree
This patch adds code to validate "iv" buffer before trying to
memcpy the contents
Signed-off-by: Naveen Krishna Chatradhi
---
Changes since v3:
None
drivers/crypto/s5p-sss.c |3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/s5p-sss.c b/drivers/
From: Naveen Krishna Ch
This patch modifies Kconfig such that ARCH_EXYNOS SoCs
which includes (Exynos4210, Exynos5250 and Exynos5420)
can also select Samsung SSS(Security SubSystem) driver.
Signed-off-by: Naveen Krishna Ch
CC: Herbert Xu
CC: David S. Miller
CC: Vladimir Zapolskiy
TO:
CC:
-
This patch adds new compatible and variant struct to support the SSS
module on Exynos4 (Exynos4210), Exynos5 (Exynos5420 and Exynos5250)
for which
1. AES register are at an offset of 0x200 and
2. hash interrupt is not available
Signed-off-by: Naveen Krishna Ch
CC: Herbert Xu
CC: David S. Miller
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