configs: move CONFIG_SPL_TEXT_BASE to Kconfig

Moved CONFIG_SPL_TEXT_BASE to common/spl/Kconfig and migrate existing
values.

Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
[trini: Re-run migration]
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/orangepi_r1_defconfig b/configs/orangepi_r1_defconfig
index d80d83a..2b2d6f2 100644
--- a/configs/orangepi_r1_defconfig
+++ b/configs/orangepi_r1_defconfig
@@ -8,6 +8,7 @@
 CONFIG_SPL_SPI_SUNXI=y
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
 CONFIG_CONSOLE_MUX=y
+CONFIG_SPL_TEXT_BASE=0x60
 # CONFIG_CMD_FLASH is not set
 CONFIG_DEFAULT_DEVICE_TREE="sun8i-h2-plus-orangepi-r1"
 CONFIG_SUN8I_EMAC=y