From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peng Fan Date: Tue, 23 Feb 2021 02:04:38 +0000 Subject: [PATCH] ARM: dts: imx8mq-evk: Remove u-boot,off-on-delay-us property In-Reply-To: References: <20210222174047.464227-1-festevam@gmail.com> Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de > Subject: Re: [PATCH] ARM: dts: imx8mq-evk: Remove u-boot,off-on-delay-us > property > > Hi Peng, > > On Mon, Feb 22, 2021 at 10:53 PM Peng Fan wrote: > > > It is board dependent, some board may has a big capacitance, the > > off-on-delay is to give enough time for the capacitance to leak its > > voltage. > > Ok, but not clear from your comment if you agree with my change or not. I think remove it is not correct, the exact time should be measured using oscilloscope, removing it might make sd3.0 not work. But anyway 20000 seems too large a value. Regards, Peng. > > Please clarify.