Add a node for the aspeed-p2a-ctrl module. This node, when enabled will
disable the PCI-to-AHB bridge and then allow control of this bridge via
ioctls, and access via mmap.
Signed-off-by: Patrick Venture <venture@xxxxxxxxxx>
---
arch/arm/boot/dts/aspeed-g4.dtsi | 4 ++++
arch/arm/boot/dts/aspeed-g5.dtsi | 5 +++++
2 files changed, 9 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
index 9549f867aa1ef..0b7bc6072aed0 100644
--- a/arch/arm/boot/dts/aspeed-g4.dtsi
+++ b/arch/arm/boot/dts/aspeed-g4.dtsi
@@ -165,6 +165,10 @@
compatible = "aspeed,g4-pinctrl";
};
+ p2a: p2a-control {
+ compatible = "aspeed,ast2400-p2a-ctrl";
+ status = "disabled";
+ };
};
rng: hwrng@1e6e2078 {
diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index 3e4ed081505cc..5f01befcca1e2 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -212,6 +212,11 @@
aspeed,external-nodes = <&gfx &lhc>;
};
+
+ p2a: p2a-control {
+ compatible = "aspeed,ast2500-p2a-ctrl";
+ status = "disabled";
+ };
};
rng: hwrng@1e6e2078 {
--
2.21.0.593.g511ec345e18-goog
