[PATCH] arm64: dts: broadcom: bcm4908: describe PCIe reset controller

Rafał Miłecki zajec5 at gmail.com
Thu Dec 10 02:21:54 EST 2020


From: Rafał Miłecki <rafal at milecki.pl>

This reset controller is a single register in the Broadcom's MISC block.

Signed-off-by: Rafał Miłecki <rafal at milecki.pl>
---
This binding got documented in the commit a269adab36d7 ("reset: simple: add
BCM4908 MISC PCIe reset controller support") that sits currently in the
git://git.pengutronix.de/git/pza/linux reset/next
---
 arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi
index 55d9b56ac749..b5b772a9a51b 100644
--- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi
+++ b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi
@@ -177,6 +177,21 @@ nandcs: nandcs at 0 {
 			};
 		};
 
+		misc at 2600 {
+			compatible = "brcm,misc", "simple-mfd";
+			reg = <0x2600 0xe4>;
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0x00 0x2600 0xe4>;
+
+			reset-controller at 2644 {
+				compatible = "brcm,bcm4908-misc-pcie-reset";
+				reg = <0x44 0x04>;
+				#reset-cells = <1>;
+			};
+		};
+
 		reboot {
 			compatible = "syscon-reboot";
 			regmap = <&timer>;
-- 
2.26.2




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