does not rely on more than one repeated start.
V3: Integrated review comments from Ryan Mallon and Felipe Balbi
V2: Fixed whitespace issue
Nikolaus Voss (4):
drivers/i2c/busses/i2c-at91.c: remove broken driver
drivers/i2c/busses/i2c-at91.c: add new driver
G45 TWI: remove open drain setting
types.
(The hardware does not support issuing arbitrary Sr conditions on the
bus.)
Tested on Atmel G45 with BQ20Z80 battery SMBus client.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
drivers/i2c/busses/Kconfig| 11 +-
drivers/i2c/busses/i2c-at91.c | 442
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91sam9g45.c |2 ++
arch/arm/mach-at91/at91sam9rl.c |2 ++
2 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index e04c5fb..c985fdb
The G45 datasheets explicitly states that setting the open drain property
on peripheral function gpios is not allowed. (How about other A91 chips?)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91sam9g45_devices.c |6 --
1 files changed, 0 insertions(+), 6
does not rely on more than one repeated start.
v4: Integrated more review comments from Ryan Mallon and Felipe Balbi:
Moved register include file to local include, code cleanups
v3: Integrated review comments from Ryan Mallon and Felipe Balbi
v2: Fixed whitespace issue
Nikolaus Voss (4
types.
(The hardware does not support issuing arbitrary Sr conditions on the
bus.)
Tested on Atmel G45 with BQ20Z80 battery SMBus client.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
drivers/i2c/busses/Kconfig| 11 +-
drivers/i2c/busses/Makefile |1 +
drivers/i2c/busses
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91sam9g45.c |2 ++
arch/arm/mach-at91/at91sam9rl.c |2 ++
2 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index 318b040..a374899
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/include/mach/at91_twi.h | 68 --
drivers/i2c/busses/Makefile|1 -
drivers/i2c/busses/i2c-at91.c | 327
3 files changed, 0 insertions(+), 396 deletions
The G45 datasheets explicitly states that setting the open drain property
on peripheral function gpios is not allowed. (How about other A91 chips?)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91sam9g45_devices.c |6 --
1 files changed, 0 insertions(+), 6
, code cleanups
v3: Integrated review comments from Ryan Mallon and Felipe Balbi
v2: Fixed whitespace issue
Nikolaus Voss (4):
drivers/i2c/busses/i2c-at91.c: remove broken driver
Replace clk_lookup.con_id with clk_lookup.dev_id entries for twi clk
drivers/i2c/busses/i2c-at91.c: add new driver
types.
(The hardware does not support issuing arbitrary Sr conditions on the
bus.)
Tested on Atmel G45 with BQ20Z80 battery SMBus client.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
drivers/i2c/busses/Kconfig| 11 +-
drivers/i2c/busses/Makefile |1 +
drivers/i2c/busses
The G45 datasheets explicitly states that setting the open drain property
on peripheral function gpios is not allowed. (How about other A91 chips?)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91sam9g45_devices.c |6 --
1 files changed, 0 insertions(+), 6
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/include/mach/at91_twi.h | 68 --
drivers/i2c/busses/Makefile|1 -
drivers/i2c/busses/i2c-at91.c | 327
3 files changed, 0 insertions(+), 396 deletions
The old driver used con_id clock entries. Convert to use dev_id
for clock lookup via standard method.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91cap9.c|1 +
arch/arm/mach-at91/at91rm9200.c |1 +
arch/arm/mach-at91/at91sam9260.c |1 +
arch/arm/mach
, cleanups
v4: Integrated more review comments from Ryan Mallon and Felipe Balbi:
Moved register include file to local include, code cleanups
v3: Integrated review comments from Ryan Mallon and Felipe Balbi
v2: Fixed whitespace issue
Nikolaus Voss (5):
drivers/i2c/busses/i2c-at91.c: remove
The G45 datasheets explicitly states that setting the open drain property
on peripheral function gpios is not allowed. (How about other A91 chips?)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91sam9g45_devices.c |6 --
1 files changed, 0 insertions(+), 6
SMBus emulation uses I2C_M_RECV_LEN flag to indicate a SMBus block
read operation in which the length of a transfer is inicated by the
first received byte.
Make better use of clk_prepare()/clk_unprepare().
More sensible transfer timeout.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
The old driver used con_id clock entries. Convert to use dev_id
for clock lookup via standard method.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91cap9.c|1 +
arch/arm/mach-at91/at91rm9200.c |1 +
arch/arm/mach-at91/at91sam9260.c |1 +
arch/arm/mach
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/include/mach/at91_twi.h | 68 --
drivers/i2c/busses/Makefile|1 -
drivers/i2c/busses/i2c-at91.c | 327
3 files changed, 0 insertions(+), 396 deletions
types.
(The hardware does not support issuing arbitrary Sr conditions on the
bus.)
Tested on Atmel G45 with BQ20Z80 battery SMBus client.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
Reviewed-by: Felipe Balbi ba...@ti.com
---
drivers/i2c/busses/Kconfig| 11 +-
drivers/i2c/busses
The G45 datasheets explicitly states that setting the open drain property
on peripheral function gpios is not allowed. (How about other A91 chips?)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91sam9g45_devices.c |6 --
1 files changed, 0 insertions(+), 6
The old driver used con_id clock entries. Convert to use dev_id
for clock lookup via standard method.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91cap9.c|1 +
arch/arm/mach-at91/at91rm9200.c |1 +
arch/arm/mach-at91/at91sam9260.c |1 +
arch/arm/mach
SMBus emulation uses I2C_M_RECV_LEN flag to indicate a SMBus block
read operation in which the length of a transfer is inicated by the
first received byte.
Make better use of clk_prepare()/clk_unprepare().
More sensible transfer timeout.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
types.
(The hardware does not support issuing arbitrary Sr conditions on the
bus.)
Tested on Atmel G45 with BQ20Z80 battery SMBus client.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
Reviewed-by: Felipe Balbi ba...@ti.com
---
drivers/i2c/busses/Kconfig| 11 +-
drivers/i2c/busses
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/include/mach/at91_twi.h | 68 --
drivers/i2c/busses/Makefile|1 -
drivers/i2c/busses/i2c-at91.c | 327
3 files changed, 0 insertions(+), 396 deletions
Nikolaus Voss (7):
drivers/i2c/busses/i2c-at91.c: remove broken driver
Replace clk_lookup.con_id with clk_lookup.dev_id entries for twi clk
drivers/i2c/busses/i2c-at91.c: add new driver
G45 TWI: remove open drain setting for twi function gpios
i2c-at91.c: add SMBUS_READ_BLOCK_DATA functionality
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/include/mach/at91_twi.h | 68 --
drivers/i2c/busses/Makefile|1 -
drivers/i2c/busses/i2c-at91.c | 327
3 files changed, 0 insertions(+), 396 deletions
The old driver used con_id clock entries. Convert to use dev_id
for clock lookup via standard method.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91cap9.c|1 +
arch/arm/mach-at91/at91rm9200.c |1 +
arch/arm/mach-at91/at91sam9260.c |1 +
arch/arm/mach
types.
(The hardware does not support issuing arbitrary Sr conditions on the
bus.)
Tested on Atmel G45 with BQ20Z80 battery SMBus client.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
Reviewed-by: Felipe Balbi ba...@ti.com
---
drivers/i2c/busses/Kconfig| 11 +-
drivers/i2c/busses
SMBus emulation uses I2C_M_RECV_LEN flag to indicate a SMBus block
read operation in which the length of a transfer is inicated by the
first received byte.
Make better use of clk_prepare()/clk_unprepare().
More sensible transfer timeout.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
Register definitions are directly placed into the driver file.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
drivers/i2c/busses/i2c-at91.c | 33 -
drivers/i2c/busses/i2c-at91.h | 80 -
2 files changed, 31 insertions(+), 82
The twi IP of AT91RM9200 has a bug which limits ckdiv to be
less than or equal to 5. Previously, this was checked in the
driver with cpu_is_rm9200(). This patch moves this information
into the platform_device as suggested by Arnd Bergmann.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch
The old driver used con_id clock entries. Convert to use dev_id
for clock lookup via standard method.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91cap9.c|1 +
arch/arm/mach-at91/at91rm9200.c |1 +
arch/arm/mach-at91/at91sam9260.c |1 +
arch/arm/mach
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/include/mach/at91_twi.h | 68 --
drivers/i2c/busses/Makefile|1 -
drivers/i2c/busses/i2c-at91.c | 314
3 files changed, 0 insertions(+), 383 deletions
The G45 datasheets explicitly states that setting the open drain property
on peripheral function gpios is not allowed. (How about other A91 chips?)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91sam9g45_devices.c |6 --
1 files changed, 0 insertions(+), 6
)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
Reviewed-by: Felipe Balbi ba...@ti.com
Tested-by: Hubert Feurstein h.feurst...@gmail.com
---
arch/arm/mach-at91/at91rm9200_devices.c |9 +
drivers/i2c/busses/Kconfig | 11 +-
drivers/i2c/busses/Makefile |1
The old driver used con_id clock entries. Convert to use dev_id
for clock lookup via standard method.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91cap9.c|1 +
arch/arm/mach-at91/at91rm9200.c |1 +
arch/arm/mach-at91/at91sam9260.c |1 +
arch/arm/mach
)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
Reviewed-by: Felipe Balbi ba...@ti.com
Tested-by: Hubert Feurstein h.feurst...@gmail.com
---
v10: - applied fix for RXRDY overrun bug submitted by Hubert Feurstein
- applied fix for calculating twi_clk
v9: - merge i2c-at91.c patches to single
The G45 datasheets explicitly states that setting the open drain property
on peripheral function gpios is not allowed. (How about other A91 chips?)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91sam9g45_devices.c |6 --
1 files changed, 0 insertions(+), 6
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/include/mach/at91_twi.h | 68 --
drivers/i2c/busses/Makefile|1 -
drivers/i2c/busses/i2c-at91.c | 314
3 files changed, 0 insertions(+), 383 deletions
does not rely on more than one repeated start.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
Reviewed-by: Felipe Balbi ba...@ti.com
Tested-by: Hubert Feurstein h.feurst...@gmail.com
v10: - applied fix for RXRDY overrun bug submitted by Hubert Feurstein
- applied fix for calculating twi_clk
Hi Carsten,
On Wed, 25 Apr 2012, Carsten Behling wrote:
I cannot find the fix for the RXRDY overrun bug in this patch:
The fix refers to the bug when RXRDY flag was masked out by TXCOMP,
reported by Hubert. I hope this is fixed with v10.
[...]
here you only report the status flags after a
The G45 datasheets explicitly states that setting the open drain property
on peripheral function gpios is not allowed. (How about other A91 chips?)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91sam9g45_devices.c |6 --
1 file changed, 6 deletions(-)
diff
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/include/mach/at91_twi.h | 68 --
drivers/i2c/busses/Makefile|1 -
drivers/i2c/busses/i2c-at91.c | 314
3 files changed, 383 deletions(-)
delete mode 100644
)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
Reviewed-by: Felipe Balbi ba...@ti.com
Tested-by: Hubert Feurstein h.feurst...@gmail.com
v11: - fix for flags persistency suggested by Carsten Behling
- calc_twi_clock fix for sam9261 by Ludovic Desroches
v10: - applied fix for RXRDY overrun bug
does not rely on more than one repeated start.
Changes since v10:
- fix for flags persistency suggested and tested by Carsten Behling
- clk_lookup.dev_id entries for at91sam9x5
- calc_twi_clock fix for sam9261 by Ludovic Desroches
Nikolaus Voss (4):
drivers/i2c/busses/i2c-at91.c: remove old
The old driver used con_id clock entries. Convert to use dev_id
for clock lookup via standard method.
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91rm9200.c |1 +
arch/arm/mach-at91/at91sam9260.c |1 +
arch/arm/mach-at91/at91sam9261.c |1 +
arch/arm/mach
does not rely on more than one repeated start.
Changes since v11:
- corrected wrong id_entry on sam9261 twi gpio pdev
Nikolaus Voss (4):
drivers/i2c/busses/i2c-at91.c: remove old polling driver
Replace clk_lookup.con_id with clk_lookup.dev_id entries for twi clk
drivers/i2c/busses/i2c-at91.c
The G45 datasheets explicitly states that setting the open drain property
on peripheral function gpios is not allowed. (How about other A91 chips?)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/at91sam9g45_devices.c |6 --
1 file changed, 6 deletions(-)
diff
)
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
Reviewed-by: Felipe Balbi ba...@ti.com
Tested-by: Hubert Feurstein h.feurst...@gmail.com
v12: - corrected wrong id_entry on sam9261 twi gpio pdev
v11: - fix for flags persistency suggested by Carsten Behling
- calc_twi_clock fix for sam9261
Signed-off-by: Nikolaus Voss n.v...@weinmann.de
---
arch/arm/mach-at91/include/mach/at91_twi.h | 68 --
drivers/i2c/busses/Makefile|1 -
drivers/i2c/busses/i2c-at91.c | 314
3 files changed, 383 deletions(-)
delete mode 100644
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