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authorChen-Yu Tsai <wens@csie.org>2021-01-22 00:23:19 +0800
committerBjorn Helgaas <bhelgaas@google.com>2021-02-23 14:24:11 -0600
commit8e61744de4d34162467b0b3e49aa9de8bf817180 (patch)
tree5da69808e93096392c3ffd08b34264d222bd700f /Documentation/devicetree
parent58adbfb3ebec460e8b58875c682bafd866808e80 (diff)
dt-bindings: arm: rockchip: Add FriendlyARM NanoPi M4B
The NanoPi M4B is a minor revision of the original M4. The differences against the original Nanopi M4 that are common with the other M4V2 revision include: - microphone header removed - power button added - recovery button added Additional changes specific to the M4B: - USB 3.0 hub removed; board now has 2x USB 3.0 type-A ports and 2x USB 2.0 ports - ADB toggle switch added; this changes the top USB 3.0 host port to a peripheral port - Type-C port no longer supports data or PD - WiFi/Bluetooth combo chip switched to AP6256, which supports BT 5.0 but only 1T1R (down from 2T2R) for WiFi Add a compatible string for the new board revision. Link: https://lore.kernel.org/r/20210121162321.4538-3-wens@kernel.org Signed-off-by: Chen-Yu Tsai <wens@csie.org> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/arm/rockchip.yaml1
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/rockchip.yaml b/Documentation/devicetree/bindings/arm/rockchip.yaml
index ef4544ad6f82..773fd4c531ed 100644
--- a/Documentation/devicetree/bindings/arm/rockchip.yaml
+++ b/Documentation/devicetree/bindings/arm/rockchip.yaml
@@ -132,6 +132,7 @@ properties:
- enum:
- friendlyarm,nanopc-t4
- friendlyarm,nanopi-m4
+ - friendlyarm,nanopi-m4b
- friendlyarm,nanopi-neo4
- const: rockchip,rk3399