mips: dts: ralink: add MT7621 SoC

The MT7621 system-on-a-chip includes an 880 MHz MIPS1004Kc dual-core CPU,
a 5-port 10/100/1000 switch/PHY and one RGMII.

Add the devicetrees for GB-PC1 and GB-PC2 devices which use MT7621 SoC.

Acked-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Acked-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com>
Link: https://lore.kernel.org/r/20220315160149.3617-1-arinc.unal@arinc9.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

11 files changed, 16 insertions, 24 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index bf58c6c4f812..fd140717854d 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -16180,6 +16180,13 @@ L:	linux-mips@vger.kernel.org
 S:	Maintained
 F:	arch/mips/ralink
 
+RALINK MT7621 MIPS ARCHITECTURE
+M:	Arınç ÜNAL <arinc.unal@arinc9.com>
+M:	Sergio Paracuellos <sergio.paracuellos@gmail.com>
+L:	linux-mips@vger.kernel.org
+S:	Maintained
+F:	arch/mips/boot/dts/ralink/mt7621*
+
 RALINK RT2X00 WIRELESS LAN DRIVER
 M:	Stanislaw Gruszka <stf_xl@wp.pl>
 M:	Helmut Schaa <helmut.schaa@googlemail.com>
diff --git a/arch/mips/boot/dts/ralink/Makefile b/arch/mips/boot/dts/ralink/Makefile
index 6c26dfa0a903..11732b8c8163 100644
--- a/arch/mips/boot/dts/ralink/Makefile
+++ b/arch/mips/boot/dts/ralink/Makefile
@@ -6,4 +6,8 @@ dtb-$(CONFIG_DTB_MT7620A_EVAL)	+= mt7620a_eval.dtb
 dtb-$(CONFIG_DTB_OMEGA2P)	+= omega2p.dtb
 dtb-$(CONFIG_DTB_VOCORE2)	+= vocore2.dtb
 
+dtb-$(CONFIG_SOC_MT7621) += \
+	mt7621-gnubee-gb-pc1.dtb \
+	mt7621-gnubee-gb-pc2.dtb
+
 obj-$(CONFIG_BUILTIN_DTB)	+= $(addsuffix .o, $(dtb-y))
diff --git a/drivers/staging/mt7621-dts/gbpc1.dts b/arch/mips/boot/dts/ralink/mt7621-gnubee-gb-pc1.dts
index 5892bcf71595..5892bcf71595 100644
--- a/drivers/staging/mt7621-dts/gbpc1.dts
+++ b/arch/mips/boot/dts/ralink/mt7621-gnubee-gb-pc1.dts
diff --git a/drivers/staging/mt7621-dts/gbpc2.dts b/arch/mips/boot/dts/ralink/mt7621-gnubee-gb-pc2.dts
index a7fce8de6147..a7fce8de6147 100644
--- a/drivers/staging/mt7621-dts/gbpc2.dts
+++ b/arch/mips/boot/dts/ralink/mt7621-gnubee-gb-pc2.dts
diff --git a/drivers/staging/mt7621-dts/mt7621.dtsi b/arch/mips/boot/dts/ralink/mt7621.dtsi
index 3222684915ac..3222684915ac 100644
--- a/drivers/staging/mt7621-dts/mt7621.dtsi
+++ b/arch/mips/boot/dts/ralink/mt7621.dtsi
diff --git a/arch/mips/ralink/Kconfig b/arch/mips/ralink/Kconfig
index 120adad51d6a..f9fe15630abb 100644
--- a/arch/mips/ralink/Kconfig
+++ b/arch/mips/ralink/Kconfig
@@ -54,10 +54,15 @@ choice
 		select HAVE_PCI
 		select PCI_DRIVERS_GENERIC
 		select SOC_BUS
+
+		help
+		  The MT7621 system-on-a-chip includes an 880 MHz MIPS1004Kc dual-core CPU,
+		  a 5-port 10/100/1000 switch/PHY and one RGMII.
 endchoice
 
 choice
 	prompt "Devicetree selection"
+	depends on !SOC_MT7621
 	default DTB_RT_NONE
 	help
 	  Select the devicetree.
diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig
index af60ca591c99..932acb4e8cbc 100644
--- a/drivers/staging/Kconfig
+++ b/drivers/staging/Kconfig
@@ -80,8 +80,6 @@ source "drivers/staging/vc04_services/Kconfig"
 
 source "drivers/staging/pi433/Kconfig"
 
-source "drivers/staging/mt7621-dts/Kconfig"
-
 source "drivers/staging/axis-fifo/Kconfig"
 
 source "drivers/staging/fieldbus/Kconfig"
diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile
index ad59134e97ad..3ffb35ccfae2 100644
--- a/drivers/staging/Makefile
+++ b/drivers/staging/Makefile
@@ -30,7 +30,6 @@ obj-$(CONFIG_KS7010)		+= ks7010/
 obj-$(CONFIG_GREYBUS)		+= greybus/
 obj-$(CONFIG_BCM2835_VCHIQ)	+= vc04_services/
 obj-$(CONFIG_PI433)		+= pi433/
-obj-$(CONFIG_SOC_MT7621)	+= mt7621-dts/
 obj-$(CONFIG_XIL_AXIS_FIFO)	+= axis-fifo/
 obj-$(CONFIG_FIELDBUS_DEV)     += fieldbus/
 obj-$(CONFIG_QLGE)		+= qlge/
diff --git a/drivers/staging/mt7621-dts/Kconfig b/drivers/staging/mt7621-dts/Kconfig
deleted file mode 100644
index 6932ab7acadf..000000000000
--- a/drivers/staging/mt7621-dts/Kconfig
+++ /dev/null
@@ -1,11 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-config DTB_GNUBEE1
-	bool "GnuBee1 2.5inch NAS"
-	depends on SOC_MT7621 && DTB_RT_NONE
-	select BUILTIN_DTB
-
-config DTB_GNUBEE2
-	bool "GnuBee2 3.5inch NAS"
-	depends on SOC_MT7621 && DTB_RT_NONE
-	select BUILTIN_DTB
-
diff --git a/drivers/staging/mt7621-dts/Makefile b/drivers/staging/mt7621-dts/Makefile
deleted file mode 100644
index b4ab99fed932..000000000000
--- a/drivers/staging/mt7621-dts/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-dtb-$(CONFIG_DTB_GNUBEE1)      += gbpc1.dtb
-dtb-$(CONFIG_DTB_GNUBEE2)      += gbpc2.dtb
-
-obj-y				+= $(patsubst %.dtb, %.dtb.o, $(dtb-y))
diff --git a/drivers/staging/mt7621-dts/TODO b/drivers/staging/mt7621-dts/TODO
deleted file mode 100644
index 1b758e5c84e0..000000000000
--- a/drivers/staging/mt7621-dts/TODO
+++ /dev/null
@@ -1,5 +0,0 @@
-
-- ensure all usage matches code
-- ensure all features used are documented
-
-Cc: NeilBrown <neil@brown.name>