55 lines
1.1 KiB
C
55 lines
1.1 KiB
C
/*
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* Copyright (c) 2014 Google, Inc
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <dm.h>
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#include <ns16550.h>
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#include <serial.h>
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#ifdef CONFIG_OF_CONTROL
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static const struct udevice_id tegra_serial_ids[] = {
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{ .compatible = "nvidia,tegra20-uart" },
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{ }
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};
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static int tegra_serial_ofdata_to_platdata(struct udevice *dev)
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{
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struct ns16550_platdata *plat = dev_get_platdata(dev);
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int ret;
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ret = ns16550_serial_ofdata_to_platdata(dev);
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if (ret)
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return ret;
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plat->clock = V_NS16550_CLK;
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return 0;
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}
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#else
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struct ns16550_platdata tegra_serial = {
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.base = CONFIG_SYS_NS16550_COM1,
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.reg_shift = 2,
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.clock = V_NS16550_CLK,
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};
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U_BOOT_DEVICE(ns16550_serial) = {
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"serial_tegra20", &tegra_serial
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};
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#endif
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U_BOOT_DRIVER(serial_ns16550) = {
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.name = "serial_tegra20",
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.id = UCLASS_SERIAL,
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#ifdef CONFIG_OF_CONTROL
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.of_match = tegra_serial_ids,
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.ofdata_to_platdata = tegra_serial_ofdata_to_platdata,
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.platdata_auto_alloc_size = sizeof(struct ns16550_platdata),
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#endif
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.priv_auto_alloc_size = sizeof(struct NS16550),
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.probe = ns16550_serial_probe,
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.ops = &ns16550_serial_ops,
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.flags = DM_FLAG_PRE_RELOC,
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};
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