MIPS: dts: Add Vocore2 board

The VoCore2 board is a low cost MT7628A based board with 128MB RAM, 16MB
flash and multiple external peripherals.

This initial DTS provides enough support to get to userland and use the USB
port.

Signed-off-by: Harvey Hunt <harvey.hunt@imgtec.com>
Cc: robh+dt@kernel.org
Cc: mark.rutland@arm.com
Cc: john@phrozen.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/17134/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/MAINTAINERS b/MAINTAINERS
index 1c3feffb1c1cfd2b46685907300a9f026fb67e6a..4e8848e41b78390b3ce55b9add9f038343aba402 100644 (file)
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -14126,6 +14126,12 @@ L:     netdev@vger.kernel.org
 S:     Maintained
 F:     drivers/net/vmxnet3/
 
+VOCORE VOCORE2 BOARD
+M:     Harvey Hunt <harveyhuntnexus@gmail.com>
+L:     linux-mips@linux-mips.org
+S:     Maintained
+F:     arch/mips/boot/dts/ralink/vocore2.dts
+
 VOLTAGE AND CURRENT REGULATOR FRAMEWORK
 M:     Liam Girdwood <lgirdwood@gmail.com>
 M:     Mark Brown <broonie@kernel.org>

diff --git a/arch/mips/boot/dts/ralink/Makefile b/arch/mips/boot/dts/ralink/Makefile
index 2a7225954bf6be48c9a7c024f9177de33787c3be..d4d20ec3309fe74aaf3164165416bcbe96b0eb20 100644 (file)
--- a/arch/mips/boot/dts/ralink/Makefile
+++ b/arch/mips/boot/dts/ralink/Makefile
@@ -2,6 +2,7 @@ dtb-$(CONFIG_DTB_RT2880_EVAL)   += rt2880_eval.dtb
 dtb-$(CONFIG_DTB_RT305X_EVAL)  += rt3052_eval.dtb
 dtb-$(CONFIG_DTB_RT3883_EVAL)  += rt3883_eval.dtb
 dtb-$(CONFIG_DTB_MT7620A_EVAL) += mt7620a_eval.dtb
+dtb-$(CONFIG_DTB_VOCORE2)      += vocore2.dtb
 
 obj-y                          += $(patsubst %.dtb, %.dtb.o, $(dtb-y))
 

diff --git a/arch/mips/boot/dts/ralink/vocore2.dts b/arch/mips/boot/dts/ralink/vocore2.dts
new file mode 100644 (file)
index 0000000..fa8a5f8
--- /dev/null
+++ b/arch/mips/boot/dts/ralink/vocore2.dts
@@ -0,0 +1,18 @@
+/dts-v1/;
+
+#include "mt7628a.dtsi"
+
+/ {
+       compatible = "vocore,vocore2", "ralink,mt7628a-soc";
+       model = "VoCore2";
+
+       memory@0 {
+               device_type = "memory";
+               reg = <0x0 0x8000000>;
+       };
+
+       chosen {
+               bootargs = "console=ttyS2,115200";
+               stdout-path = &uart2;
+       };
+};

diff --git a/arch/mips/ralink/Kconfig b/arch/mips/ralink/Kconfig
index 710b04cf48516f228ffedc113c67c03ad7a016e0..c2b2c2d69ed64e3fd749addc0369a475688d108b 100644 (file)
--- a/arch/mips/ralink/Kconfig
+++ b/arch/mips/ralink/Kconfig
@@ -82,6 +82,11 @@ choice
                depends on SOC_MT7620
                select BUILTIN_DTB
 
+       config DTB_VOCORE2
+               bool "VoCore2"
+               depends on SOC_MT7620
+               select BUILTIN_DTB
+
 endchoice
 
 endif