87 lines
1.6 KiB
C
87 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2018 Google LLC
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*/
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#include <common.h>
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#include <dm.h>
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#include <pch.h>
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struct sandbox_pch_priv {
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bool protect;
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};
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int sandbox_get_pch_spi_protect(struct udevice *dev)
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{
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struct sandbox_pch_priv *priv = dev_get_priv(dev);
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return priv->protect;
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}
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static int sandbox_pch_get_spi_base(struct udevice *dev, ulong *sbasep)
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{
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*sbasep = 0x10;
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return 0;
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}
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static int sandbox_pch_set_spi_protect(struct udevice *dev, bool protect)
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{
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struct sandbox_pch_priv *priv = dev_get_priv(dev);
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priv->protect = protect;
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return 0;
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}
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static int sandbox_pch_get_gpio_base(struct udevice *dev, u32 *gbasep)
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{
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*gbasep = 0x20;
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return 0;
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}
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static int sandbox_pch_get_io_base(struct udevice *dev, u32 *iobasep)
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{
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*iobasep = 0x30;
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return 0;
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}
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int sandbox_pch_ioctl(struct udevice *dev, enum pch_req_t req, void *data,
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int size)
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{
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switch (req) {
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case PCH_REQ_TEST1:
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return -ENOSYS;
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case PCH_REQ_TEST2:
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return *(char *)data;
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case PCH_REQ_TEST3:
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*(char *)data = 'x';
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return 1;
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default:
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return -ENOSYS;
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}
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}
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static const struct pch_ops sandbox_pch_ops = {
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.get_spi_base = sandbox_pch_get_spi_base,
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.set_spi_protect = sandbox_pch_set_spi_protect,
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.get_gpio_base = sandbox_pch_get_gpio_base,
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.get_io_base = sandbox_pch_get_io_base,
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.ioctl = sandbox_pch_ioctl,
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};
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static const struct udevice_id sandbox_pch_ids[] = {
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{ .compatible = "sandbox,pch" },
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{ }
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};
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U_BOOT_DRIVER(sandbox_pch_drv) = {
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.name = "sandbox-pch",
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.id = UCLASS_PCH,
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.of_match = sandbox_pch_ids,
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.ops = &sandbox_pch_ops,
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.priv_auto_alloc_size = sizeof(struct sandbox_pch_priv),
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};
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