Convert CONFIG_DA8XX_GPIO to Kconfig

This converts the following to Kconfig:
   CONFIG_DA8XX_GPIO

Signed-off-by: Adam Ford <aford173@gmail.com>
diff --git a/configs/calimain_defconfig b/configs/calimain_defconfig
index 7908cfc..bc704ff 100644
--- a/configs/calimain_defconfig
+++ b/configs/calimain_defconfig
@@ -23,6 +23,7 @@
 CONFIG_ENV_IS_IN_FLASH=y
 CONFIG_BOOTCOUNT_LIMIT=y
 CONFIG_SYS_BOOTCOUNT_ADDR=0x01C23000
+CONFIG_DA8XX_GPIO=y
 # CONFIG_MMC is not set
 CONFIG_MTD_NOR_FLASH=y
 CONFIG_SYS_NS16550=y
diff --git a/configs/da850_am18xxevm_defconfig b/configs/da850_am18xxevm_defconfig
index 9283bf9..abb2295 100644
--- a/configs/da850_am18xxevm_defconfig
+++ b/configs/da850_am18xxevm_defconfig
@@ -35,6 +35,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_DM=y
+CONFIG_DA8XX_GPIO=y
 CONFIG_DM_I2C=y
 CONFIG_DM_I2C_COMPAT=y
 CONFIG_MTD_DEVICE=y
diff --git a/configs/da850evm_defconfig b/configs/da850evm_defconfig
index 3c22932..4242728 100644
--- a/configs/da850evm_defconfig
+++ b/configs/da850evm_defconfig
@@ -37,6 +37,7 @@
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_DM=y
 CONFIG_DM_GPIO=y
+CONFIG_DA8XX_GPIO=y
 CONFIG_DM_I2C=y
 CONFIG_DM_I2C_COMPAT=y
 CONFIG_MTD_DEVICE=y
diff --git a/configs/da850evm_direct_nor_defconfig b/configs/da850evm_direct_nor_defconfig
index f71d351..9d6c47d 100644
--- a/configs/da850evm_direct_nor_defconfig
+++ b/configs/da850evm_direct_nor_defconfig
@@ -35,6 +35,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_ENV_IS_IN_FLASH=y
 CONFIG_DM=y
+CONFIG_DA8XX_GPIO=y
 CONFIG_DM_I2C=y
 CONFIG_DM_I2C_COMPAT=y
 # CONFIG_MMC is not set
diff --git a/configs/ea20_defconfig b/configs/ea20_defconfig
index 43292a1..ace5fc51 100644
--- a/configs/ea20_defconfig
+++ b/configs/ea20_defconfig
@@ -29,6 +29,7 @@
 CONFIG_CMD_DIAG=y
 CONFIG_CMD_UBI=y
 CONFIG_ENV_IS_IN_SPI_FLASH=y
+CONFIG_DA8XX_GPIO=y
 # CONFIG_MMC is not set
 CONFIG_NAND=y
 CONFIG_NAND_DAVINCI=y
diff --git a/configs/ipam390_defconfig b/configs/ipam390_defconfig
index d1a6e54..a142402 100644
--- a/configs/ipam390_defconfig
+++ b/configs/ipam390_defconfig
@@ -33,6 +33,7 @@
 CONFIG_CMD_DIAG=y
 CONFIG_CMD_UBI=y
 CONFIG_ENV_IS_IN_NAND=y
+CONFIG_DA8XX_GPIO=y
 # CONFIG_MMC is not set
 CONFIG_NAND=y
 CONFIG_NAND_DAVINCI=y