2019-02-15 21:45:32 +09:00
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// SPDX-License-Identifier: GPL-2.0
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2019-09-27 19:51:41 +09:00
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/*
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* Xilinx Zynq MPSoC Firmware driver
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*
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* Copyright (C) 2018-2019 Xilinx, Inc.
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*/
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2019-02-15 21:45:32 +09:00
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2019-09-27 19:51:41 +09:00
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#include <common.h>
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2019-02-15 21:45:32 +09:00
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#include <dm.h>
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2019-09-27 19:51:41 +09:00
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#if defined(CONFIG_ZYNQMP_IPI)
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#include <mailbox.h>
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#include <asm/arch/sys_proto.h>
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struct zynqmp_power {
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struct mbox_chan tx_chan;
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struct mbox_chan rx_chan;
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} zynqmp_power;
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static int zynqmp_power_probe(struct udevice *dev)
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{
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int ret = 0;
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debug("%s, (dev=%p)\n", __func__, dev);
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ret = mbox_get_by_name(dev, "tx", &zynqmp_power.tx_chan);
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if (ret) {
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debug("%s, cannot tx mailbox\n", __func__);
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return ret;
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}
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ret = mbox_get_by_name(dev, "rx", &zynqmp_power.rx_chan);
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if (ret)
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debug("%s, cannot rx mailbox\n", __func__);
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return ret;
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};
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static const struct udevice_id zynqmp_power_ids[] = {
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{ .compatible = "xlnx,zynqmp-power" },
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{ }
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};
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U_BOOT_DRIVER(zynqmp_power) = {
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.name = "zynqmp_power",
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.id = UCLASS_FIRMWARE,
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.of_match = zynqmp_power_ids,
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.probe = zynqmp_power_probe,
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};
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#endif
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2019-02-15 21:45:32 +09:00
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static const struct udevice_id zynqmp_firmware_ids[] = {
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{ .compatible = "xlnx,zynqmp-firmware" },
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2019-06-23 15:54:57 +09:00
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{ .compatible = "xlnx,versal-firmware"},
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2019-02-15 21:45:32 +09:00
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{ }
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};
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U_BOOT_DRIVER(zynqmp_firmware) = {
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.id = UCLASS_FIRMWARE,
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.name = "zynqmp-firmware",
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.probe = dm_scan_fdt_dev,
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.of_match = zynqmp_firmware_ids,
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};
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