From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bich HEMON Subject: [PATCH 2/2] dt-bindings: i2c-stm32: update optional properties for stm32h7/stm32mp1 Date: Wed, 6 Mar 2019 15:11:51 +0000 Message-ID: <1551885100-22207-3-git-send-email-bich.hemon@st.com> References: <1551885100-22207-1-git-send-email-bich.hemon@st.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8BIT Return-path: In-Reply-To: <1551885100-22207-1-git-send-email-bich.hemon@st.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Rob Herring , Mark Rutland , Maxime Coquelin , Alexandre TORGUE , Pierre Yves MORDRET , Wolfram Sang , "linux-i2c@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-stm32@st-md-mailman.stormreply.com" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" Cc: Bich HEMON List-Id: linux-i2c@vger.kernel.org Add STM32H7 and STM32MP1 in the list of compatible socs for each optional property. Signed-off-by: Bich Hemon --- Documentation/devicetree/bindings/i2c/i2c-stm32.txt | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/Documentation/devicetree/bindings/i2c/i2c-stm32.txt b/Documentation/devicetree/bindings/i2c/i2c-stm32.txt index 7d054f1..f334738 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: -- 1.9.1