[people/ms/u-boot.git] / drivers / serial / serial_x86.c

/*
 * Copyright (c) 2014 Google, Inc
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <dm.h>
#include <fdtdec.h>
#include <ns16550.h>
#include <serial.h>

DECLARE_GLOBAL_DATA_PTR;

static const struct udevice_id x86_serial_ids[] = {
	{ .compatible = "x86-uart" },
	{ }
};

static int x86_serial_ofdata_to_platdata(struct udevice *dev)
{
	struct ns16550_platdata *plat = dev_get_platdata(dev);
	int ret;

	ret = ns16550_serial_ofdata_to_platdata(dev);
	if (ret)
		return ret;

	plat->clock = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
				     "clock-frequency", 1843200);

	return 0;
}

U_BOOT_DRIVER(serial_ns16550) = {
	.name	= "serial_x86",
	.id	= UCLASS_SERIAL,
	.of_match = x86_serial_ids,
	.ofdata_to_platdata = x86_serial_ofdata_to_platdata,
	.platdata_auto_alloc_size = sizeof(struct ns16550_platdata),
	.priv_auto_alloc_size = sizeof(struct NS16550),
	.probe = ns16550_serial_probe,
	.ops	= &ns16550_serial_ops,
};
Commit	Line	Data
e98a03ca SG	1	/*
	2	* Copyright (c) 2014 Google, Inc
	3	*
	4	* SPDX-License-Identifier: GPL-2.0+
	5	*/
	6
	7	#include <common.h>
	8	#include <dm.h>
1eb47efc	9	#include <fdtdec.h>
e98a03ca SG	10	#include <ns16550.h>
	11	#include <serial.h>
	12
1eb47efc BM	13	DECLARE_GLOBAL_DATA_PTR;
1eb47efc BM	14
41702bac BM	15	static const struct udevice_id x86_serial_ids[] = {
41702bac BM	16	{ .compatible = "x86-uart" },
e98a03ca SG	17	{ }
	18	};
	19
41702bac	20	static int x86_serial_ofdata_to_platdata(struct udevice *dev)
e98a03ca SG	21	{
	22	struct ns16550_platdata *plat = dev_get_platdata(dev);
	23	int ret;
	24
	25	ret = ns16550_serial_ofdata_to_platdata(dev);
	26	if (ret)
	27	return ret;
1eb47efc BM	28
	29	plat->clock = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
	30	"clock-frequency", 1843200);
e98a03ca SG	31
	32	return 0;
	33	}
1eb47efc	34
e98a03ca	35	U_BOOT_DRIVER(serial_ns16550) = {
41702bac	36	.name = "serial_x86",
e98a03ca	37	.id = UCLASS_SERIAL,
41702bac BM	38	.of_match = x86_serial_ids,
41702bac BM	39	.ofdata_to_platdata = x86_serial_ofdata_to_platdata,
e98a03ca SG	40	.platdata_auto_alloc_size = sizeof(struct ns16550_platdata),
	41	.priv_auto_alloc_size = sizeof(struct NS16550),
	42	.probe = ns16550_serial_probe,
	43	.ops = &ns16550_serial_ops,
	44	};