sunxi: Add CONFIG_MMC0_CD_PIN to various boards

Add CONFIG_MMC0_CD_PIN to various boards, this stops the SPL from still
trying to access the sdcard when there is none (e.g. when booting from
nand).

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
diff --git a/configs/A20-OLinuXino-Lime_defconfig b/configs/A20-OLinuXino-Lime_defconfig
index fb1f240..4a257b3 100644
--- a/configs/A20-OLinuXino-Lime_defconfig
+++ b/configs/A20-OLinuXino-Lime_defconfig
@@ -2,6 +2,7 @@
 CONFIG_ARCH_SUNXI=y
 CONFIG_MACH_SUN7I=y
 CONFIG_DRAM_CLK=480
+CONFIG_MMC0_CD_PIN="PH1"
 CONFIG_DEFAULT_DEVICE_TREE="sun7i-a20-olinuxino-lime"
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
 CONFIG_SPL=y