From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jagan Teki Date: Wed, 30 Aug 2017 20:56:45 +0530 Subject: [U-Boot] [PATCH v4] spi: fsl_qspi: Add controller busy check before new spi operation In-Reply-To: <1504103793-21119-1-git-send-email-suresh.gupta@nxp.com> References: <1504103793-21119-1-git-send-email-suresh.gupta@nxp.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 On Wed, Aug 30, 2017 at 8:06 PM, Suresh Gupta wrote: > It is recommended to check either controller is free to take > new spi action. The IP_ACC and AHB_ACC bits indicates that > the controller is busy in IP or AHB mode respectively. > And the BUSY bit indicates that controller is currently > busy handling a transaction to an external flash device > > Signed-off-by: Suresh Gupta > --- Reviewed-by: Jagan Teki thanks! -- Jagan Teki Free Software Engineer | www.openedev.com U-Boot, Linux | Upstream Maintainer Hyderabad, India.