openwrt/target/linux/d1/patches-6.1/0110-drm-panel-cwd686-Increase-post-reset-delay.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

22 lines
680 B
Diff

From 8d70f9f4a66522c2720de986623d1130337ff670 Mon Sep 17 00:00:00 2001
From: Samuel Holland <samuel@sholland.org>
Date: Sun, 7 Aug 2022 19:16:18 -0500
Subject: [PATCH 110/117] drm: panel: cwd686: Increase post-reset delay
Signed-off-by: Samuel Holland <samuel@sholland.org>
---
drivers/gpu/drm/panel/panel-clockwork-cwd686.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/panel/panel-clockwork-cwd686.c
+++ b/drivers/gpu/drm/panel/panel-clockwork-cwd686.c
@@ -315,7 +315,7 @@ static int cwd686_prepare(struct drm_pan
gpiod_set_value_cansleep(ctx->reset_gpio, 0);
/* T3 */
- msleep(20);
+ msleep(120);
/* Exit sleep mode and power on */