[U-Boot] [PATCH v2 1/1] i2c: add i2c driver for stm32

[Heiko Schocher <hs@denx.de>]

Hello Partrice,

Am 09.08.2017 um 14:45 schrieb patrice.chotard at st.com:
> From: Patrice Chotard <patrice.chotard@st.com>
>
> Add i2c driver which can be used on both STM32F7 and STM32H7.
> This I2C block supports the following features:
>   _ Slave and master modes
>   _ Multimaster capability
>   _ Standard-mode (up to 100 kHz)
>   _ Fast-mode (up to 400 kHz)
>   _ Fast-mode Plus (up to 1 MHz)
>   _ 7-bit and 10-bit addressing mode
>   _ Multiple 7-bit slave addresses (2 addresses, 1 with configurable mask)
>   _ All 7-bit addresses acknowledge mode
>   _ General call
>   _ Programmable setup and hold times
>   _ Easy to use event management
>   _ Optional clock stretching
>   _ Software reset
>
> Signed-off-by: Christophe Kerello <christophe.kerello@st.com>
> Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
> ---
>
> v2:	_ add I2C controller description in Kconfig
> 	_ rename stm32_i2c_dev struct to stm32_i2c_priv
> 	_ add comment for stm32_i2c_handle_reload()
> 	_ split stm32_i2c_compute_timing() code and add :
> 	    _ stm32_i2c_compute_solutions() which computes list of possible timings candidate
> 	    _ stm32_i2c_choose_solution() which selects the best timing
> 	_ use #defines instead of hard coded vlaue for speed in
> 	  stm32_i2c_set_bus_speed() and in i2c_specs[] array
> 	_ move part of code of stm32_i2c_probe() inside stm32_ofdata_to_platdata()
>
>   doc/device-tree-bindings/i2c/i2c-stm32.txt |  30 +
>   drivers/i2c/Kconfig                        |  20 +
>   drivers/i2c/Makefile                       |   1 +
>   drivers/i2c/stm32f7_i2c.c                  | 882 +++++++++++++++++++++++++++++
>   4 files changed, 933 insertions(+)
>   create mode 100644 doc/device-tree-bindings/i2c/i2c-stm32.txt
>   create mode 100644 drivers/i2c/stm32f7_i2c.c

Applied to u-boot-i2c.git master

Thanks!

bye,
Heiko
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