linux-kernel - [PATCH 1/1] arm64: dts: marvell: add pcie mac reset to pcie

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <20241112065926.756315-1-jpatel2@marvell.com>
Date: Mon, 11 Nov 2024 22:59:26 -0800
From: Jenishkumar Maheshbhai Patel <jpatel2@...vell.com>
To: <andrew@...n.ch>, <gregory.clement@...tlin.com>,
        <sebastian.hesselbarth@...il.com>, <robh@...nel.org>,
        <krzk+dt@...nel.org>, <conor+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC: <salee@...vell.com>, <dingwei@...vell.com>,
        Jenishkumar Maheshbhai Patel
	<jpatel2@...vell.com>
Subject: [PATCH 1/1] arm64: dts: marvell: add pcie mac reset to pcie

Add system controller and reset bit to each pcie to enable pcie mac reset

Signed-off-by: Jenishkumar Maheshbhai Patel <jpatel2@...vell.com>
---
 arch/arm64/boot/dts/marvell/armada-cp11x.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/marvell/armada-cp11x.dtsi b/arch/arm64/boot/dts/marvell/armada-cp11x.dtsi
index 7e595ac80043..f5aef6a23f65 100644
--- a/arch/arm64/boot/dts/marvell/armada-cp11x.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-cp11x.dtsi
@@ -6,6 +6,7 @@
  */
 
 #include <dt-bindings/interrupt-controller/mvebu-icu.h>
+#define CP11X_PCIEx_MAC_RESET_BIT_MASK(n)	(0x1 << 11 + ((n + 2) % 3))
 #include <dt-bindings/thermal/thermal.h>
 
 #include "armada-common.dtsi"
@@ -547,6 +548,8 @@ CP11X_LABEL(pcie0): pcie@...1X_PCIE0_BASE {
 		num-lanes = <1>;
 		clock-names = "core", "reg";
 		clocks = <&CP11X_LABEL(clk) 1 13>, <&CP11X_LABEL(clk) 1 14>;
+		marvell,system-controller = <&CP11X_LABEL(syscon0)>;
+		marvell,mac-reset-bit-mask = <CP11X_PCIEx_MAC_RESET_BIT_MASK(0)>;
 		status = "disabled";
 	};
 
@@ -572,6 +575,8 @@ CP11X_LABEL(pcie1): pcie@...1X_PCIE1_BASE {
 		num-lanes = <1>;
 		clock-names = "core", "reg";
 		clocks = <&CP11X_LABEL(clk) 1 11>, <&CP11X_LABEL(clk) 1 14>;
+		marvell,system-controller = <&CP11X_LABEL(syscon0)>;
+		marvell,mac-reset-bit-mask = <CP11X_PCIEx_MAC_RESET_BIT_MASK(1)>;
 		status = "disabled";
 	};
 
@@ -597,6 +602,8 @@ CP11X_LABEL(pcie2): pcie@...1X_PCIE2_BASE {
 		num-lanes = <1>;
 		clock-names = "core", "reg";
 		clocks = <&CP11X_LABEL(clk) 1 12>, <&CP11X_LABEL(clk) 1 14>;
+		marvell,system-controller = <&CP11X_LABEL(syscon0)>;
+		marvell,mac-reset-bit-mask = <CP11X_PCIEx_MAC_RESET_BIT_MASK(2)>;
 		status = "disabled";
 	};
 };
-- 
2.25.1