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I2c_imx_init_recovery_info

WebbOn 2016-09-06 13:06, Leo Li wrote: > On Tue, Sep 6, 2016 at 1:58 PM, Uwe Kleine-König > wrote: >> On Fri, Aug 19, 2016 at 05:05:22PM -0500, Li Yang wrote: >>> Since commit 1c4b6c3bcf30 ("i2c: imx: implement bus recovery") the >>> driver starts to use gpio/pinctrl to do i2c bus recovery.But pinctrl … Webb28 apr. 2024 · I2C receiver may lock up, holding the I2C SDA line low, in a system that has. slow rise/fall time on the I2C clock (I2C SCL) if the environment is noisy. The …

Re: [PATCH] i2c: imx: Remove a useless test in …

Webb9 apr. 2011 · Linux I2C communication issues. I'm working on a custom board based on the iMX6Q processor which uses the linux-imx kernel 4.9.11 ( … WebbThese are the top rated real world C++ (Cpp) examples of of_get_named_gpio_flags extracted from open source projects. You can rate examples to help us improve the quality of examples. static int exynos_parse_gpio (struct device *dev) { int gpio = -1; struct device_node *np = dev->of_node; enum of_gpio_flags flags; u32 value; int ret = -1; if ... tripadvisor kombo beach hotel gambia https://swheat.org

Re: [PATCH v5] i2c: imx: make bus recovery through pinctrl optional

Webb6 sep. 2016 · On Fri, Aug 19, 2016 at 05:05:22PM -0500, Li Yang wrote: > Since commit 1c4b6c3bcf30 ("i2c: imx: implement bus recovery") the > driver starts to use gpio/pinctrl to do i2c bus recovery. But pinctrl > is not always available for platforms with this controller such as ls1021a > and ls1043a, and the device tree binding also mentioned this gpio … WebbBus recovery should be able to fix these situations. But please note: there are I2C client devices which detect a stuck SDA on their side and release it on their own after a few … Webb14 sep. 2016 · Closer investigations unveiled two problems with I2C bus recovery: First, i2c_imx_init_recovery actually did not handle -517 (EPROBE_DEFER) as it should. … tripadvisor kure beach

iMX Recovery Mode Toradex Developer Center

Category:LKML: Clark Wang: [PATCH V2 10/18] i2c: imx-lpi2c: add bus recovery …

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I2c_imx_init_recovery_info

[PATCH v5] i2c: imx: make bus recovery through pinctrl optional

Webbi2c_imx_reset_regs(i2c_imx); /* Init optional bus recovery function */ ret = i2c_imx_init_recovery_info(i2c_imx, pdev); /* Give it another chance if pinctrl used is … WebbLKML Archive on lore.kernel.org help / color / mirror / Atom feed * [PATCH/RFT 0/6] i2c: recovery: fix GPIO usage for recovery @ 2024-07-13 21:09 Wolfram Sang 2024-07 …

I2c_imx_init_recovery_info

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Webb12 sep. 2016 · Move pinctrl init into the i2c_imx_init_recovery_info() Update commit message and code comment v6: Update code comment v5: Revert the last minute … WebbLKML Archive on lore.kernel.org help / color / mirror / Atom feed * [PATCH/RFT 0/6] i2c: recovery: fix GPIO usage for recovery @ 2024-07-13 21:09 Wolfram Sang 2024-07-13 21:09 ` [PATCH/RFT 1/6] i2c: designware: use open drain for recovery GPIO Wolfram Sang ` (5 more replies) 0 siblings, 6 replies; 16+ messages in thread From: Wolfram …

WebbConnect the Carrier Board USB OTG port to your Linux or Windows host machine. Apalis Evaluation Board. Connect X49 or X50 (USBO1_CL/USBO1) Ixora Carrier Board. Connect to X9 on the underside of the Carrier Board. Be sure to remove JP2 in order to be able to use X9 in OTG Client mode. Be sure nothing is plugged into the lower connector of X8. WebbYet something to improve: [auto build test ERROR on wsa/i2c/for-next] [also build test ERROR on clk/clk-next shawnguo/for-next v5.12-rc5 next-20240330] [If your patch is …

Webb[prev in list] [next in list] [prev in thread] [next in thread] List: linux-i2c Subject: [PATCH] i2c: core: Disable i2c_generic_scl_recovery callback checks with CFI From: Zhipeng Wang Date: 2024-06-28 2:41:55 Message-ID: 20240628024155.2135990-1-zhipeng.wang_1 nxp ! com [Download RAW message or … WebbMove pinctrl init into the i2c_imx_init_recovery_info () Update commit message and code comment v6: Update code comment v5: Revert the last minute change of …

Webb31 maj 2024 · Recovery functionality is in the kernel driver already in function i2c_imx_init_recovery_info: i2c-imx.c\busses\i2c\drivers - linux-imx - i.MX Linux …

WebbLKML Archive on lore.kernel.org help / color / mirror / Atom feed * [PATCH v5] i2c: imx: make bus recovery through pinctrl optional @ 2016-08-19 22:05 Li Yang 2016-09-06 … tripadvisor kuchingWebbGao, You completely ignored my review, so I resend it here. The context may not fit exactly since it's from the v5 patch. Sascha On Fri, Sep 11, 2015 at 06:42:34PM +0800, Gao Pan wrote: > Implement bus recovery methods for i2c-imx so we can recover from > situations where SCL/SDA are stuck low. > > Once i2c bus SCL/SDA are stuck low … tripadvisor lacey waWebb26 sep. 2016 · Some SoC might load the GPIO driver after the I2C driver and using the I2C bus recovery mechanism via GPIOs. In this case it is crucial to defer probing if the GPIO request functions do so, otherwise the I2C driver gets loaded without recovery mechanisms enabled. tripadvisor lake country houseWebbI2C子系统–mpu6050驱动实验. 2. I2C子系统–mpu6050驱动实验 ¶. 本章我们以板载MPU6050为例讲解i2c驱动程序的编写，本章主要分为五部分内容。. 第一部分，i2c基本知识，回忆i2c物理总线和基本通信协议。. 第二部分，linux下的i2c驱动框架。. 第三部分，i2c总线驱动代码 ... tripadvisor la crosse wi hotelsWebb[abi_symbol_list] # commonly used symbols: add_wait_queue: alloc_chrdev_region: alloc_etherdev_mqs: alloc_netdev_mqs __alloc_pages: alloc_pages_exact __alloc_percpu tripadvisor kyriad marne la vallee - torcyhttp://www.rpmfind.net/linux/RPM/opensuse/15.5/x86_64/kernel-syms-5.14.21-150500.47.1.x86_64.html tripadvisor labadee haitiWebb19 aug. 2016 · Since commit 1c4b6c3bcf30 ("i2c: imx: implement bus recovery") the. driver starts to use gpio/pinctrl to do i2c bus recovery. But pinctrl. is not always … tripadvisor lake city mn