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/optee_os/core/include/drivers/
H A Dstm32_i2c.hb844655c9519aed1cdaa146873a02fcbf7585006 Thu Mar 07 13:13:08 UTC 2019 Etienne Carriere <etienne.carriere@st.com> stm32_i2c: driver for STM32 I2C bus

Drivers is embedded upon CFG_STM32_I2C=y.

The driver main API functions are:
stm32_i2c_init() to initialize the device driver,
stm32_i2c_mem_{write|read}() for I2C memory mode transfer,
stm32_i2c_master_{transmit|receive}() for stream transfer.

2 helpers:
stm32_i2c_is_device_ready() checks the hardware I2C link,
stm32_i2c_get_setup_from_fdt() fills the I2C initialization
structure from the content found in the DT.

I2C driver instances do not register themselves to the PM
framework. Bus owner is responsible for calling the
stm32_i2c_{suspend|resume}() APIs when the owner device
executes a PM sequence.

stm32_i2c driver is dual licensed GPL-2.0/BSD-3-Clause.
The conversion algorithm for converting device tree bindings
timing information into STM32 I2C timings configuration
register is shared with other packages (Linux kernel, Arm
Trusted Firmware-A, U-Boot).

Signed-off-by: Etienne Carriere <etienne.carriere@st.com>
Signed-off-by: Nicolas Le Bayon <nicolas.le.bayon@st.com>
Signed-off-by: Pascal Paillet <p.paillet@st.com>
Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Signed-off-by: Yann Gautier <yann.gautier@st.com>
Acked-by: Jerome Forissier <jerome.forissier@linaro.org>
Reviewed-by: Joakim Bech <joakim.bech@linaro.org>
/optee_os/core/drivers/
H A Dstm32_i2c.cb844655c9519aed1cdaa146873a02fcbf7585006 Thu Mar 07 13:13:08 UTC 2019 Etienne Carriere <etienne.carriere@st.com> stm32_i2c: driver for STM32 I2C bus

Drivers is embedded upon CFG_STM32_I2C=y.

The driver main API functions are:
stm32_i2c_init() to initialize the device driver,
stm32_i2c_mem_{write|read}() for I2C memory mode transfer,
stm32_i2c_master_{transmit|receive}() for stream transfer.

2 helpers:
stm32_i2c_is_device_ready() checks the hardware I2C link,
stm32_i2c_get_setup_from_fdt() fills the I2C initialization
structure from the content found in the DT.

I2C driver instances do not register themselves to the PM
framework. Bus owner is responsible for calling the
stm32_i2c_{suspend|resume}() APIs when the owner device
executes a PM sequence.

stm32_i2c driver is dual licensed GPL-2.0/BSD-3-Clause.
The conversion algorithm for converting device tree bindings
timing information into STM32 I2C timings configuration
register is shared with other packages (Linux kernel, Arm
Trusted Firmware-A, U-Boot).

Signed-off-by: Etienne Carriere <etienne.carriere@st.com>
Signed-off-by: Nicolas Le Bayon <nicolas.le.bayon@st.com>
Signed-off-by: Pascal Paillet <p.paillet@st.com>
Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Signed-off-by: Yann Gautier <yann.gautier@st.com>
Acked-by: Jerome Forissier <jerome.forissier@linaro.org>
Reviewed-by: Joakim Bech <joakim.bech@linaro.org>
H A Dsub.mkb844655c9519aed1cdaa146873a02fcbf7585006 Thu Mar 07 13:13:08 UTC 2019 Etienne Carriere <etienne.carriere@st.com> stm32_i2c: driver for STM32 I2C bus

Drivers is embedded upon CFG_STM32_I2C=y.

The driver main API functions are:
stm32_i2c_init() to initialize the device driver,
stm32_i2c_mem_{write|read}() for I2C memory mode transfer,
stm32_i2c_master_{transmit|receive}() for stream transfer.

2 helpers:
stm32_i2c_is_device_ready() checks the hardware I2C link,
stm32_i2c_get_setup_from_fdt() fills the I2C initialization
structure from the content found in the DT.

I2C driver instances do not register themselves to the PM
framework. Bus owner is responsible for calling the
stm32_i2c_{suspend|resume}() APIs when the owner device
executes a PM sequence.

stm32_i2c driver is dual licensed GPL-2.0/BSD-3-Clause.
The conversion algorithm for converting device tree bindings
timing information into STM32 I2C timings configuration
register is shared with other packages (Linux kernel, Arm
Trusted Firmware-A, U-Boot).

Signed-off-by: Etienne Carriere <etienne.carriere@st.com>
Signed-off-by: Nicolas Le Bayon <nicolas.le.bayon@st.com>
Signed-off-by: Pascal Paillet <p.paillet@st.com>
Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Signed-off-by: Yann Gautier <yann.gautier@st.com>
Acked-by: Jerome Forissier <jerome.forissier@linaro.org>
Reviewed-by: Joakim Bech <joakim.bech@linaro.org>