Convert CONFIG_SYS_IDE_MAXBUS et al to Kconfig

This converts the following to Kconfig:
   CONFIG_SYS_IDE_MAXBUS
   CONFIG_SYS_IDE_MAXDEVICE
   CONFIG_SYS_ATA_BASE_ADDR
   CONFIG_SYS_ATA_STRIDE
   CONFIG_SYS_ATA_DATA_OFFSET
   CONFIG_SYS_ATA_REG_OFFSET
   CONFIG_SYS_ATA_ALT_OFFSET
   CONFIG_SYS_ATA_IDE0_OFFSET
   CONFIG_SYS_ATA_IDE1_OFFSET
   CONFIG_ATAPI
   CONFIG_IDE_RESET

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/configs/openrd_base_defconfig b/configs/openrd_base_defconfig
index 2c5a29c..a2fdafd 100644
--- a/configs/openrd_base_defconfig
+++ b/configs/openrd_base_defconfig
@@ -43,6 +43,12 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_NETCONSOLE=y
 CONFIG_DM=y
+CONFIG_SYS_ATA_STRIDE=4
+CONFIG_SYS_ATA_DATA_OFFSET=0x100
+CONFIG_SYS_ATA_REG_OFFSET=0x100
+CONFIG_SYS_ATA_ALT_OFFSET=0x100
+CONFIG_SYS_ATA_IDE0_OFFSET=0x2000
+CONFIG_SYS_ATA_IDE1_OFFSET=0x4000
 # CONFIG_MMC_HW_PARTITIONING is not set
 CONFIG_MTD=y
 CONFIG_MTD_RAW_NAND=y