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dbf85c4248
This target adds support for the StarFive JH7100 and JH7110 SoCs, based on 6.12, as well as a couple boards equipped with these. 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>
33 lines
865 B
Diff
33 lines
865 B
Diff
From ee5aab642d8a99a7a48d9b30f098ca2a97f463c4 Mon Sep 17 00:00:00 2001
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From: William Qiu <william.qiu@starfivetech.com>
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Date: Wed, 20 Sep 2023 17:19:59 +0800
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Subject: [PATCH 10/55] uart: 8250: add reset operation in runtime PM
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add reset operation in runtime PM
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Signed-off-by: William Qiu <william.qiu@starfivetech.com>
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---
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drivers/tty/serial/8250/8250_dw.c | 4 ++++
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1 file changed, 4 insertions(+)
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--- a/drivers/tty/serial/8250/8250_dw.c
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+++ b/drivers/tty/serial/8250/8250_dw.c
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@@ -710,6 +710,8 @@ static int dw8250_runtime_suspend(struct
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{
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struct dw8250_data *data = dev_get_drvdata(dev);
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+ reset_control_assert(data->rst);
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+
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clk_disable_unprepare(data->clk);
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clk_disable_unprepare(data->pclk);
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@@ -725,6 +727,8 @@ static int dw8250_runtime_resume(struct
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clk_prepare_enable(data->clk);
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+ reset_control_deassert(data->rst);
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+
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return 0;
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}
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