openwrt/target/linux/starfive/patches-6.1/0050-riscv-dts-starfive-visionfive-2-v1.3B-Set-the-driver.patch
Zoltan HERPAI 4070e2a64c starfive: add new target for StarFive JH7100/7110 SoC
This target adds support for the StarFive JH7100 and JH7110 SoCs, based on
6.1, as well as a couple boards equipped with these.

Specifications:

SoCs:

JH7100:
 - StarFive JH7100 dual-core RISC-V (U74, RC64GC)
 - additional monitoring (S7) and control (E24) cores
 - 2Mb L2 cache

JH7110:
 - StarFive JH7110 quad-core RISC-V (U74, RV64GC)
 - additional monitoring (S7) and control (E24) cores
 - 2Mb L2 cache

Boards:

VisionFive1:
 - JH7100 @ 1GHz
 - Memory: 8Gb LPDDR4
 - 4x USB3.0
 - 1x GBit ethernet
 - AMPak 6236 wifi / bluetooth
 - audio
 - powered via USB-C

VisionFive2:
 - JH7110 @ 1.5GHz
 - Memory: 2/4/8Gb DDR4
 - 2x Gbit ethernet
 - 2x USB3.0 / 2x USB2.0
 - eMMC / SDIO
 - various multimedia input/outputs (MIPI CSI, HDMI, audio)
 - M.2 key M slot
 - PoE support
 - powered via USB-C

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>
2024-03-10 18:21:46 +01:00

35 lines
1.1 KiB
Diff

From c156cb9ec64669600c96dbb01bf38dd2370b1850 Mon Sep 17 00:00:00 2001
From: Samin Guo <samin.guo@starfivetech.com>
Date: Wed, 26 Apr 2023 14:41:12 +0800
Subject: [PATCH 050/122] riscv: dts: starfive: visionfive-2-v1.3B: Set the
driver strength of RXC/RXD
VisionFive 2 v1.3B needs to increase the driver strength of rxd/rxc
to increase the stability of gmac's transmission.
Signed-off-by: Samin Guo <samin.guo@starfivetech.com>
---
.../boot/dts/starfive/jh7110-starfive-visionfive-2-v1.3b.dts | 4 ++++
1 file changed, 4 insertions(+)
--- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-v1.3b.dts
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-v1.3b.dts
@@ -28,6 +28,8 @@
motorcomm,tx-clk-adj-enabled;
motorcomm,tx-clk-100-inverted;
motorcomm,tx-clk-1000-inverted;
+ rx-clk-driver-strength = <0x6>;
+ rx-data-driver-strength = <0x3>;
rx-internal-delay-ps = <1500>;
tx-internal-delay-ps = <1500>;
};
@@ -35,6 +37,8 @@
&phy1 {
motorcomm,tx-clk-adj-enabled;
motorcomm,tx-clk-100-inverted;
+ rx-clk-driver-strength = <0x6>;
+ rx-data-driver-strength = <0x3>;
rx-internal-delay-ps = <300>;
tx-internal-delay-ps = <0>;
};