openwrt/target/linux/starfive/patches-6.1/1002-serial-8250_dw-Add-starfive-jh7100-hsuart-compatible.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

26 lines
1.1 KiB
Diff

From a3e9dc73758c378dd471fb6b1458f39592b020fe Mon Sep 17 00:00:00 2001
From: Emil Renner Berthing <kernel@esmil.dk>
Date: Thu, 14 Oct 2021 20:56:54 +0200
Subject: [PATCH 1002/1024] serial: 8250_dw: Add starfive,jh7100-hsuart
compatible
This adds a compatible for the high speed UARTs on the StarFive JH7100
RISC-V SoC. Just like the regular uarts we also need to keep the input
clocks at their default rate and rely only on the divisor in the UART.
Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
---
drivers/tty/serial/8250/8250_dw.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -777,6 +777,7 @@ static const struct of_device_id dw8250_
{ .compatible = "cavium,octeon-3860-uart", .data = &dw8250_octeon_3860_data },
{ .compatible = "marvell,armada-38x-uart", .data = &dw8250_armada_38x_data },
{ .compatible = "renesas,rzn1-uart", .data = &dw8250_renesas_rzn1_data },
+ { .compatible = "starfive,jh7100-hsuart", .data = &dw8250_starfive_jh7100_data },
{ .compatible = "starfive,jh7100-uart", .data = &dw8250_starfive_jh7100_data },
{ /* Sentinel */ }
};