Convert CONFIG_BCM2835_GPIO to Kconfig

This converts the following to Kconfig:
   CONFIG_BCM2835_GPIO

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/rpi_0_w_defconfig b/configs/rpi_0_w_defconfig
index 8196182..a46c68d 100644
--- a/configs/rpi_0_w_defconfig
+++ b/configs/rpi_0_w_defconfig
@@ -24,6 +24,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_TFTP_TSIZE=y
+CONFIG_BCM2835_GPIO=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_BCM2835=y
 CONFIG_DM_ETH=y
diff --git a/configs/rpi_2_defconfig b/configs/rpi_2_defconfig
index 9ccd69c..a45999b 100644
--- a/configs/rpi_2_defconfig
+++ b/configs/rpi_2_defconfig
@@ -25,6 +25,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_TFTP_TSIZE=y
+CONFIG_BCM2835_GPIO=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_BCM2835=y
 CONFIG_DM_ETH=y
diff --git a/configs/rpi_3_32b_defconfig b/configs/rpi_3_32b_defconfig
index de4a14e..5ae1bd0 100644
--- a/configs/rpi_3_32b_defconfig
+++ b/configs/rpi_3_32b_defconfig
@@ -26,6 +26,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_TFTP_TSIZE=y
+CONFIG_BCM2835_GPIO=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_BCM2835=y
 CONFIG_PHYLIB=y
diff --git a/configs/rpi_3_b_plus_defconfig b/configs/rpi_3_b_plus_defconfig
index 1d4346c..6073058 100644
--- a/configs/rpi_3_b_plus_defconfig
+++ b/configs/rpi_3_b_plus_defconfig
@@ -25,6 +25,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_TFTP_TSIZE=y
+CONFIG_BCM2835_GPIO=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_BCM2835=y
 CONFIG_PHYLIB=y
diff --git a/configs/rpi_3_defconfig b/configs/rpi_3_defconfig
index c761540..58af5de 100644
--- a/configs/rpi_3_defconfig
+++ b/configs/rpi_3_defconfig
@@ -25,6 +25,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_TFTP_TSIZE=y
+CONFIG_BCM2835_GPIO=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_BCM2835=y
 CONFIG_PHYLIB=y
diff --git a/configs/rpi_4_32b_defconfig b/configs/rpi_4_32b_defconfig
index d9d9331..3eb57c4 100644
--- a/configs/rpi_4_32b_defconfig
+++ b/configs/rpi_4_32b_defconfig
@@ -29,6 +29,7 @@
 CONFIG_DFU_MMC=y
 CONFIG_SYS_DFU_DATA_BUF_SIZE=0x100000
 CONFIG_SYS_DFU_MAX_FILE_SIZE=0x200000
+CONFIG_BCM2835_GPIO=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_SDMA=y
 CONFIG_MMC_SDHCI_BCM2835=y
diff --git a/configs/rpi_4_defconfig b/configs/rpi_4_defconfig
index eac55cc..59472d7 100644
--- a/configs/rpi_4_defconfig
+++ b/configs/rpi_4_defconfig
@@ -29,6 +29,7 @@
 CONFIG_DFU_MMC=y
 CONFIG_SYS_DFU_DATA_BUF_SIZE=0x100000
 CONFIG_SYS_DFU_MAX_FILE_SIZE=0x200000
+CONFIG_BCM2835_GPIO=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_SDMA=y
 CONFIG_MMC_SDHCI_BCM2835=y
diff --git a/configs/rpi_arm64_defconfig b/configs/rpi_arm64_defconfig
index a0cbdbe..639a3a8 100644
--- a/configs/rpi_arm64_defconfig
+++ b/configs/rpi_arm64_defconfig
@@ -24,6 +24,7 @@
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_TFTP_TSIZE=y
 CONFIG_DM_DMA=y
+CONFIG_BCM2835_GPIO=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_SDMA=y
 CONFIG_MMC_SDHCI_BCM2835=y
diff --git a/configs/rpi_defconfig b/configs/rpi_defconfig
index bd4e3dc..66c8202 100644
--- a/configs/rpi_defconfig
+++ b/configs/rpi_defconfig
@@ -24,6 +24,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_TFTP_TSIZE=y
+CONFIG_BCM2835_GPIO=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_BCM2835=y
 CONFIG_DM_ETH=y
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index c3f1109..a55e368 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -84,6 +84,10 @@
 	  Select this to enable PIO for Altera devices. Please find
 	  details on the "Embedded Peripherals IP User Guide" of Altera.
 
+config BCM2835_GPIO
+	bool "BCM2835 GPIO driver"
+	depends on DM_GPIO
+
 config BCM6345_GPIO
 	bool "BCM6345 GPIO driver"
 	depends on DM_GPIO && (ARCH_BMIPS || ARCH_BCM68360 || \
diff --git a/include/configs/rpi.h b/include/configs/rpi.h
index c439ec1..7a5f085 100644
--- a/include/configs/rpi.h
+++ b/include/configs/rpi.h
@@ -41,8 +41,6 @@
 #endif
 
 /* Devices */
-/* GPIO */
-#define CONFIG_BCM2835_GPIO
 /* LCD */
 
 /* DFU over USB/UDC */