linux-kernel - [PATCH v5 2/2] arm64: dts: ti: k3-am62-main: Remove power-domains from crypto node

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Message-ID: <20230614-sa3ul-v5-2-29dd2366fba3@ti.com>
Date:   Fri, 14 Jul 2023 14:42:42 +0530
From:   Kamlesh Gurudasani <kamlesh@...com>
To:     Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>,
        "Tero Kristo" <kristo@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Jayesh Choudhary <j-choudhary@...com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        "Tero Kristo" <t-kristo@...com>, Keerthy <j-keerthy@...com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Rob Herring <robh@...nel.org>, <linux-crypto@...r.kernel.org>,
        Kamlesh Gurudasani <kamlesh@...com>
Subject: [PATCH v5 2/2] arm64: dts: ti: k3-am62-main: Remove power-domains
 from crypto node

Only SYSFW has control of SA3UL power.
>From SYSFW 08.04.00.002, for security reasons, device ID for power
management of SA3UL has been removed.

"power-domains" property in crypto node tries to access
the SA3UL, for which it gets NACK and hence, SA3UL driver doesn't
probe properly.

Fixes: 8af893654c02 ("arm64: dts: ti: k3-am62-main: Enable crypto accelerator")

Signed-off-by: Kamlesh Gurudasani <kamlesh@...com>
---
 arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
index b3e4857bbbe4..18a6e9ffaf58 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
@@ -174,7 +174,6 @@ k3_reset: reset-controller {
 	crypto: crypto@...00000 {
 		compatible = "ti,am62-sa3ul";
 		reg = <0x00 0x40900000 0x00 0x1200>;
-		power-domains = <&k3_pds 70 TI_SCI_PD_SHARED>;
 		#address-cells = <2>;
 		#size-cells = <2>;
 		ranges = <0x00 0x40900000 0x00 0x40900000 0x00 0x30000>;

-- 
2.34.1