xref: /openbmc/u-boot/drivers/pch/pch-uclass.c (revision c507d306)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (c) 2015 Google, Inc
4  * Written by Simon Glass <sjg@chromium.org>
5  */
6 
7 #include <common.h>
8 #include <dm.h>
9 #include <pch.h>
10 
pch_get_spi_base(struct udevice * dev,ulong * sbasep)11 int pch_get_spi_base(struct udevice *dev, ulong *sbasep)
12 {
13 	struct pch_ops *ops = pch_get_ops(dev);
14 
15 	*sbasep = 0;
16 	if (!ops->get_spi_base)
17 		return -ENOSYS;
18 
19 	return ops->get_spi_base(dev, sbasep);
20 }
21 
pch_set_spi_protect(struct udevice * dev,bool protect)22 int pch_set_spi_protect(struct udevice *dev, bool protect)
23 {
24 	struct pch_ops *ops = pch_get_ops(dev);
25 
26 	if (!ops->set_spi_protect)
27 		return -ENOSYS;
28 
29 	return ops->set_spi_protect(dev, protect);
30 }
31 
pch_get_gpio_base(struct udevice * dev,u32 * gbasep)32 int pch_get_gpio_base(struct udevice *dev, u32 *gbasep)
33 {
34 	struct pch_ops *ops = pch_get_ops(dev);
35 
36 	*gbasep = 0;
37 	if (!ops->get_gpio_base)
38 		return -ENOSYS;
39 
40 	return ops->get_gpio_base(dev, gbasep);
41 }
42 
pch_get_io_base(struct udevice * dev,u32 * iobasep)43 int pch_get_io_base(struct udevice *dev, u32 *iobasep)
44 {
45 	struct pch_ops *ops = pch_get_ops(dev);
46 
47 	*iobasep = 0;
48 	if (!ops->get_io_base)
49 		return -ENOSYS;
50 
51 	return ops->get_io_base(dev, iobasep);
52 }
53 
pch_ioctl(struct udevice * dev,ulong req,void * data,int size)54 int pch_ioctl(struct udevice *dev, ulong req, void *data, int size)
55 {
56 	struct pch_ops *ops = pch_get_ops(dev);
57 
58 	if (!ops->ioctl)
59 		return -ENOSYS;
60 
61 	return ops->ioctl(dev, req, data, size);
62 }
63 
64 UCLASS_DRIVER(pch) = {
65 	.id		= UCLASS_PCH,
66 	.name		= "pch",
67 	.post_bind	= dm_scan_fdt_dev,
68 };
69