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Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH v4 3/3] watchdog:rit_wdt: Add support for WDIOF_CARDRESET Content-Language: en-US To: huaqian.li@siemens.com, wim@linux-watchdog.org, linux@roeck-us.net, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org Cc: huaqianlee@gmail.com, nm@ti.com, vigneshr@ti.com, kristo@kernel.org, linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, jan.kiszka@siemens.com, baocheng.su@siemens.com References: <20230717040723.1306374-1-huaqian.li@siemens.com> <20230717040723.1306374-4-huaqian.li@siemens.com> From: Krzysztof Kozlowski In-Reply-To: <20230717040723.1306374-4-huaqian.li@siemens.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.2 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 17/07/2023 06:07, huaqian.li@siemens.com wrote: > From: Li Hua Qian > > This patch adds the WDIOF_CARDRESET support for the platform watchdog > whose hardware does not support this feature, to know if the board > reboot is due to a watchdog reset. > > This is done via reserved memory(RAM), which indicates if specific > info saved, triggering the watchdog reset in last boot. > > Reviewed-by: Guenter Roeck Really? Where? Best regards, Krzysztof