openwrt/target/linux/d1/patches-6.1/0049-dt-bindings-iommu-sun50i-Add-compatible-for-Allwinne.patch
Zoltan HERPAI 99545b4bb1 d1: add new target
This target adds support for the Allwinner D1 RISC-V based SoCs.

 - RISC-V single-core T-Head C906 (RV64GCV)
 - Tensilica HiFi4 DSP
 - DDR2/DDR3 support
 - 10/100/1000M ethernet
 - usual peripherals like USB2, SPI, I2C, PWM, etc.

Four boards are supported:
 - Dongshan Nezha STU
    - 512Mb RAM
    - ethernet

 - LicheePi RV Dock
    - 512Mb RAM
    - wireless-only (RTL8723DS)

 - MangoPi MQ-Pro
    - 512Mb RAM
    - there are pads available for an SPI flash
    - wireless-only (RTL8723DS)

 - Nezha D1
    - 512Mb/1Gb/2Gb RAM
    - 256Mb NAND flash
    - ethernet, wireless

Installation:
Standard SD-card installation via dd-ing the generated image to
an SD-card of at least 256Mb.

Signed-off-by: Zoltan HERPAI <wigyori@uid0.hu>
2024-02-29 16:50:22 +01:00

47 lines
1.1 KiB
Diff

From 031deed1d755fc9f1e4908ef70969e1458203421 Mon Sep 17 00:00:00 2001
From: Samuel Holland <samuel@sholland.org>
Date: Sun, 6 Jun 2021 10:20:38 -0500
Subject: [PATCH 049/117] dt-bindings: iommu: sun50i: Add compatible for
Allwinner D1
D1 contains an IOMMU similar to the one in the H6 SoC, but the D1
variant has no external reset signal.
Signed-off-by: Samuel Holland <samuel@sholland.org>
---
.../iommu/allwinner,sun50i-h6-iommu.yaml | 16 ++++++++++++++--
1 file changed, 14 insertions(+), 2 deletions(-)
--- a/Documentation/devicetree/bindings/iommu/allwinner,sun50i-h6-iommu.yaml
+++ b/Documentation/devicetree/bindings/iommu/allwinner,sun50i-h6-iommu.yaml
@@ -17,7 +17,9 @@ properties:
The content of the cell is the master ID.
compatible:
- const: allwinner,sun50i-h6-iommu
+ enum:
+ - allwinner,sun20i-d1-iommu
+ - allwinner,sun50i-h6-iommu
reg:
maxItems: 1
@@ -37,7 +39,17 @@ required:
- reg
- interrupts
- clocks
- - resets
+
+if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - allwinner,sun50i-h6-iommu
+
+then:
+ required:
+ - resets
additionalProperties: false