lede/target/linux/rockchip/patches-6.0/202-dt-bindings-crypto-add-support-for-rockchip-crypto-r.patch

90 lines
2.2 KiB
Diff

From 03c8a180b9ba57a1bcf658c25a725b063bbade96 Mon Sep 17 00:00:00 2001
From: Corentin Labbe <clabbe@baylibre.com>
Date: Tue, 27 Sep 2022 08:00:45 +0000
Subject: [PATCH 2/5] dt-bindings: crypto: add support for
rockchip,crypto-rk3588
Add device tree binding documentation for the Rockchip cryptographic
offloader V2.
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
---
.../crypto/rockchip,rk3588-crypto.yaml | 71 +++++++++++++++++++
1 file changed, 71 insertions(+)
create mode 100644 Documentation/devicetree/bindings/crypto/rockchip,rk3588-crypto.yaml
--- /dev/null
+++ b/Documentation/devicetree/bindings/crypto/rockchip,rk3588-crypto.yaml
@@ -0,0 +1,71 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/crypto/rockchip,rk3588-crypto.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Rockchip cryptographic offloader V2
+
+maintainers:
+ - Corentin Labbe <clabbe@baylibre.com>
+
+properties:
+ compatible:
+ enum:
+ - rockchip,rk3568-crypto
+ - rockchip,rk3588-crypto
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ minItems: 4
+
+ clock-names:
+ items:
+ - const: aclk
+ - const: hclk
+ - const: sclk
+ - const: pka
+
+ resets:
+ minItems: 5
+
+ reset-names:
+ items:
+ - const: core
+ - const: a
+ - const: h
+ - const: rng
+ - const: pka
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - clock-names
+ - resets
+ - reset-names
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/rk3568-cru.h>
+ crypto@fe380000 {
+ compatible = "rockchip,rk3588-crypto";
+ reg = <0xfe380000 0x4000>;
+ interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cru ACLK_CRYPTO_NS>, <&cru HCLK_CRYPTO_NS>,
+ <&cru CLK_CRYPTO_NS_CORE>, <&cru CLK_CRYPTO_NS_PKA>;
+ clock-names = "aclk", "hclk", "sclk", "pka";
+ resets = <&cru SRST_CRYPTO_NS_CORE>, <&cru SRST_A_CRYPTO_NS>,
+ <&cru SRST_H_CRYPTO_NS>, <&cru SRST_CRYPTO_NS_RNG>,
+ <&cru SRST_CRYPTO_NS_PKA>;
+ reset-names = "core", "a", "h", "rng", "pka";
+ };