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99545b4bb1
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>
28 lines
826 B
Diff
28 lines
826 B
Diff
From 6b438292e6b86a5cb5bffee2e517f1335903e39e Mon Sep 17 00:00:00 2001
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From: Samuel Holland <samuel@sholland.org>
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Date: Tue, 9 Aug 2022 20:15:24 -0500
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Subject: [PATCH 115/117] drm: panel: cwd686: Power up sequence
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Signed-off-by: Samuel Holland <samuel@sholland.org>
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---
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drivers/gpu/drm/panel/panel-clockwork-cwd686.c | 2 ++
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1 file changed, 2 insertions(+)
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--- a/drivers/gpu/drm/panel/panel-clockwork-cwd686.c
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+++ b/drivers/gpu/drm/panel/panel-clockwork-cwd686.c
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@@ -218,12 +218,14 @@ static int cwd686_prepare(struct drm_pan
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dev_err(ctx->dev, "failed to enable iovcc (%d)\n", err);
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return err;
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}
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+ msleep(20);
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err = regulator_enable(ctx->vci);
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if (err) {
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dev_err(ctx->dev, "failed to enable vci (%d)\n", err);
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return err;
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}
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+ msleep(120);
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gpiod_set_value_cansleep(ctx->reset_gpio, 1);
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/* T2 */
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