mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
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/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
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* Copyright (C) 2012 Kevin Cernekee <cernekee@gmail.com>
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* Copyright (C) 2012 Broadcom Corporation
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*/
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/platform_device.h>
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#include <linux/dma-mapping.h>
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#include <bcm63xx_cpu.h>
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#include <bcm63xx_dev_usb_usbd.h>
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#define NUM_MMIO 2
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#define NUM_IRQ 7
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static struct resource usbd_resources[NUM_MMIO + NUM_IRQ];
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static u64 usbd_dmamask = DMA_BIT_MASK(32);
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static struct platform_device bcm63xx_usbd_device = {
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.name = "bcm63xx_udc",
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.id = -1,
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.num_resources = ARRAY_SIZE(usbd_resources),
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.resource = usbd_resources,
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.dev = {
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.dma_mask = &usbd_dmamask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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};
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int __init bcm63xx_usbd_register(const struct bcm63xx_usbd_platform_data *pd)
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{
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const int irq_list[NUM_IRQ] = { IRQ_USBD,
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IRQ_USBD_RXDMA0, IRQ_USBD_TXDMA0,
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IRQ_USBD_RXDMA1, IRQ_USBD_TXDMA1,
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IRQ_USBD_RXDMA2, IRQ_USBD_TXDMA2 };
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int i;
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if (!BCMCPU_IS_6328() && !BCMCPU_IS_6368())
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return 0;
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usbd_resources[0].start = bcm63xx_regset_address(RSET_USBD);
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usbd_resources[0].end = usbd_resources[0].start + RSET_USBD_SIZE - 1;
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usbd_resources[0].flags = IORESOURCE_MEM;
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usbd_resources[1].start = bcm63xx_regset_address(RSET_USBDMA);
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usbd_resources[1].end = usbd_resources[1].start + RSET_USBDMA_SIZE - 1;
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usbd_resources[1].flags = IORESOURCE_MEM;
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for (i = 0; i < NUM_IRQ; i++) {
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struct resource *r = &usbd_resources[NUM_MMIO + i];
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r->start = r->end = bcm63xx_get_irq_number(irq_list[i]);
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r->flags = IORESOURCE_IRQ;
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}
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platform_device_add_data(&bcm63xx_usbd_device, pd, sizeof(*pd));
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return platform_device_register(&bcm63xx_usbd_device);
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}
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