a8a0d9c12f
Update to version 2024.01 to remove upstream patches. The remaining patches come from this repository: https://github.com/smaeul/u-boot/tree/d1-wip [for Dongshan Nezha STU, Nezha D1] Tested-by: Zoltan HERPAI <wigyori@uid0.hu> Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
35 lines
1.1 KiB
Diff
35 lines
1.1 KiB
Diff
From 0617377a2555031f02a459b3451fa33ce53e9b74 Mon Sep 17 00:00:00 2001
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From: Samuel Holland <samuel@sholland.org>
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Date: Sun, 30 Oct 2022 14:56:10 -0500
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Subject: [PATCH 33/68] serial: ns16550: Enable clocks during probe
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If the UART bus or baud clock has a gate, it must be enabled before the
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UART can be used.
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Reviewed-by: Stefan Roese <sr@denx.de>
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Signed-off-by: Samuel Holland <samuel@sholland.org>
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---
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drivers/serial/ns16550.c | 5 +++++
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1 file changed, 5 insertions(+)
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--- a/drivers/serial/ns16550.c
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+++ b/drivers/serial/ns16550.c
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@@ -514,6 +514,7 @@ int ns16550_serial_probe(struct udevice
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struct ns16550_plat *plat = dev_get_plat(dev);
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struct ns16550 *const com_port = dev_get_priv(dev);
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struct reset_ctl_bulk reset_bulk;
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+ struct clk_bulk clk_bulk;
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fdt_addr_t addr;
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fdt_addr_t size;
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int ret;
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@@ -533,6 +534,10 @@ int ns16550_serial_probe(struct udevice
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if (!ret)
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reset_deassert_bulk(&reset_bulk);
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+ ret = clk_get_bulk(dev, &clk_bulk);
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+ if (!ret)
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+ clk_enable_bulk(&clk_bulk);
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+
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com_port->plat = dev_get_plat(dev);
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ns16550_init(com_port, -1);
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