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| author | Bich HEMON <bich.hemon@st.com> | 2019-03-06 16:11:51 +0100 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2019-03-24 23:12:39 +0100 |
| commit | 36ea73cb9a42aaf67451f6a9373777363a6ce508 (patch) | |
| tree | 8b10811920a3d71d501247e5bd6dd5010472ac05 /Documentation | |
| parent | dt-bindings: i2c: stm32: remove extra spaces (diff) | |
| download | linux-36ea73cb9a42aaf67451f6a9373777363a6ce508.tar.xz linux-36ea73cb9a42aaf67451f6a9373777363a6ce508.zip | |
dt-bindings: i2c: stm32: update optional properties for stm32h7/stm32mp1
Add STM32H7 and STM32MP1 in the list of compatible socs for each
optional property.
Signed-off-by: Bich Hemon <bich.hemon@st.com>
Reviewed-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/i2c/i2c-stm32.txt | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/Documentation/devicetree/bindings/i2c/i2c-stm32.txt b/Documentation/devicetree/bindings/i2c/i2c-stm32.txt index 7d054f1a5b2b..f334738f7a35 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-stm32.txt +++ b/Documentation/devicetree/bindings/i2c/i2c-stm32.txt @@ -19,18 +19,19 @@ Optional properties: the default 100 kHz frequency will be used. For STM32F4 SoC Standard-mode and Fast-mode are supported, possible values are 100000 and 400000. - For STM32F7 SoC, Standard-mode, Fast-mode and Fast-mode Plus are supported, - possible values are 100000, 400000 and 1000000. -- i2c-scl-rising-time-ns: Only for STM32F7, I2C SCL Rising time for the board - (default: 25) -- i2c-scl-falling-time-ns: Only for STM32F7, I2C SCL Falling time for the board - (default: 10) + For STM32F7, STM32H7 and STM32MP1 SoCs, Standard-mode, Fast-mode and Fast-mode + Plus are supported, possible values are 100000, 400000 and 1000000. +- i2c-scl-rising-time-ns: I2C SCL Rising time for the board (default: 25) + For STM32F7, STM32H7 and STM32MP1 only. +- i2c-scl-falling-time-ns: I2C SCL Falling time for the board (default: 10) + For STM32F7, STM32H7 and STM32MP1 only. I2C Timings are derived from these 2 values -- st,syscfg-fmp: Only for STM32F7, use to set Fast Mode Plus bit within SYSCFG - whether Fast Mode Plus speed is selected by slave. +- st,syscfg-fmp: Use to set Fast Mode Plus bit within SYSCFG when Fast Mode + Plus speed is selected by slave. 1st cell: phandle to syscfg 2nd cell: register offset within SYSCFG 3rd cell: register bitmask for FMP bit + For STM32F7, STM32H7 and STM32MP1 only. Example: |