71db3270db
A DM driver for PCA953x was recently introduced by Peng Fan, which lacked support for the 40 GPIO versions. This patch adds support for these chips. Signed-off-by: Mario Six <mario.six@gdsys.cc> Reviewed-by: Peng Fan <van.freenix@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>