This patch backport a fix for the SD card detection on NanoPi R6c/R6S from upstream commit95147bb42bSigned-off-by: Antonio Flores <antflores627@gmail.com> Link: https://github.com/openwrt/openwrt/pull/18553 Signed-off-by: Robert Marko <robimarko@gmail.com> (cherry picked from commit5c83301107) Link: https://github.com/openwrt/openwrt/pull/19138 Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>