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Message-ID: <20191129180602.28470-5-alexandre.torgue@st.com>
Date: Fri, 29 Nov 2019 19:06:00 +0100
From: Alexandre Torgue <alexandre.torgue@...com>
To: Maxime Coquelin <mcoquelin.stm32@...il.com>, <arnd@...db.de>,
<robh+dt@...nel.org>, <mark.rutland@....com>
CC: <linux-arm-kernel@...ts.infradead.org>,
<devicetree@...r.kernel.org>,
Alexandre Torgue <alexandre.torgue@...com>,
<linux-stm32@...md-mailman.stormreply.com>,
<linux-kernel@...r.kernel.org>,
Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Subject: [PATCH v2 4/6] ARM: dts: stm32: Manage security diversity for STM32M15x SOCs
This commit creates a new file to manage security diversity on STM32MP15x
SOCs. On STM32MP15xY, "Y" gives information:
-Y = A means no cryp IP and no secure boot.
-Y = C means cryp IP + secure boot.
Signed-off-by: Alexandre Torgue <alexandre.torgue@...com>
diff --git a/arch/arm/boot/dts/stm32mp151.dtsi b/arch/arm/boot/dts/stm32mp151.dtsi
index 9a0b55be134d..072fc7025987 100644
--- a/arch/arm/boot/dts/stm32mp151.dtsi
+++ b/arch/arm/boot/dts/stm32mp151.dtsi
@@ -1255,15 +1255,6 @@
status = "disabled";
};
- cryp1: cryp@...01000 {
- compatible = "st,stm32mp1-cryp";
- reg = <0x54001000 0x400>;
- interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&rcc CRYP1>;
- resets = <&rcc CRYP1_R>;
- status = "disabled";
- };
-
hash1: hash@...02000 {
compatible = "st,stm32f756-hash";
reg = <0x54002000 0x400>;
diff --git a/arch/arm/boot/dts/stm32mp15xc.dtsi b/arch/arm/boot/dts/stm32mp15xc.dtsi
new file mode 100644
index 000000000000..b06a55a2fa18
--- /dev/null
+++ b/arch/arm/boot/dts/stm32mp15xc.dtsi
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) STMicroelectronics 2019 - All Rights Reserved
+ * Author: Alexandre Torgue <alexandre.torgue@...com> for STMicroelectronics.
+ */
+
+/ {
+ soc {
+ cryp1: cryp@...01000 {
+ compatible = "st,stm32mp1-cryp";
+ reg = <0x54001000 0x400>;
+ interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&rcc CRYP1>;
+ resets = <&rcc CRYP1_R>;
+ status = "disabled";
+ };
+ };
+};
--
2.17.1
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