linux-kernel - [PATCH v4 2/2] arm64: dts: ti: k3-j784s4-j742s2-main-common: Add PBIST

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Message-ID: <20250605063506.2005637-3-n-francis@ti.com>
Date: Thu, 5 Jun 2025 12:05:06 +0530
From: Neha Malcom Francis <n-francis@...com>
To: <nm@...com>, <vigneshr@...com>, <kristo@...nel.org>, <robh@...nel.org>,
        <krzk+dt@...nel.org>, <conor+dt@...nel.org>
CC: <linux-arm-kernel@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <u-kumar1@...com>, <n-francis@...com>
Subject: [PATCH v4 2/2] arm64: dts: ti: k3-j784s4-j742s2-main-common: Add PBIST_14 node

Add DT node for PBIST_14 that is responsible for triggering the PBIST
self-tests for the MAIN_R5_2_x cores.

Reviewed-by: Udit Kumar <u-kumar1@...com>
Signed-off-by: Neha Malcom Francis <n-francis@...com>
---
Changes since v3:
- add support for J742S2 as well by moving node to common DTSI

 .../boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi     | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi
index 1944616ab357..50954e9d5779 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi
@@ -2670,4 +2670,15 @@ mcasp4: mcasp@...0000 {
 		power-domains = <&k3_pds 269 TI_SCI_PD_EXCLUSIVE>;
 		status = "disabled";
 	};
+
+	bist_main14: bist@...0000 {
+		compatible = "ti,j784s4-bist";
+		reg = <0x00 0x033c0000 0x00 0x400>,
+		      <0x00 0x0010c1a0 0x00 0x01c>;
+		reg-names = "cfg", "ctrl_mmr";
+		clocks = <&k3_clks 237 7>;
+		power-domains = <&k3_pds 237 TI_SCI_PD_EXCLUSIVE>;
+		bootph-pre-ram;
+		ti,sci-dev-id = <234>;
+	};
 };
-- 
2.34.1