Thread (11 messages) 11 messages, 3 authors, 2021-08-25

[RFC PATCH 3/3] arm64: dts: armada-3720-turris-mox: Define slot-power-limit for PCIe

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From: Pali Rohár <pali@kernel.org>
Date: 2021-08-20 16:04:05
Also in: linux-devicetree, lkml
Subsystem: arm/marvell kirkwood and armada 370, 375, 38x, 39x, xp, 3700, 7k/8k, cn9130 soc support, the rest · Maintainers: Andrew Lunn, Gregory Clement, Sebastian Hesselbarth, Linus Torvalds

PCIe Slot Power Limit on Turris Mox is 10W.

Signed-off-by: Pali Rohár <pali@kernel.org>
---
 arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts | 1 +
 1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
index 86b3025f174b..1db928dff9ec 100644
--- a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
+++ b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
@@ -134,6 +134,7 @@
 	pinctrl-0 = <&pcie_reset_pins &pcie_clkreq_pins>;
 	status = "okay";
 	reset-gpios = <&gpiosb 3 GPIO_ACTIVE_LOW>;
+	slot-power-limit = <10000>;
 	/*
 	 * U-Boot port for Turris Mox has a bug which always expects that "ranges" DT property
 	 * contains exactly 2 ranges with 3 (child) address cells, 2 (parent) address cells and
-- 
2.20.1
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