arm64: dts: imx8mq: Add ECSPI support

Add support for the three ECSPI ports present on i.MX8MQ.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
1 file changed