LXR uboot/arch/arm/mach-mvebu/sata.c

   1/*
   2 * Copyright (C) 2016 Stefan Roese <sr@denx.de>
   3 *
   4 * SPDX-License-Identifier:     GPL-2.0+
   5 */
   6
   7#include <common.h>
   8#include <ahci.h>
   9#include <dm.h>
  10
  11DECLARE_GLOBAL_DATA_PTR;
  12
  13/*
  14 * Dummy implementation that can be overwritten by a board
  15 * specific function
  16 */
  17__weak int board_ahci_enable(void)
  18{
  19        return 0;
  20}
  21
  22#ifdef CONFIG_ARMADA_8K
  23/* CP110 has different AHCI port addresses */
  24void __iomem *ahci_port_base(void __iomem *base, u32 port)
  25{
  26        return base + 0x10000 + (port * 0x10000);
  27}
  28#endif
  29
  30static int mvebu_ahci_probe(struct udevice *dev)
  31{
  32        /*
  33         * Board specific SATA / AHCI enable code, e.g. enable the
  34         * AHCI power or deassert reset
  35         */
  36        board_ahci_enable();
  37
  38        ahci_init(devfdt_get_addr_ptr(dev));
  39
  40        return 0;
  41}
  42
  43static const struct udevice_id mvebu_ahci_ids[] = {
  44        { .compatible = "marvell,armada-3700-ahci" },
  45        { .compatible = "marvell,armada-8k-ahci" },
  46        { }
  47};
  48
  49U_BOOT_DRIVER(ahci_mvebu_drv) = {
  50        .name           = "ahci_mvebu",
  51        .id             = UCLASS_AHCI,
  52        .of_match       = mvebu_ahci_ids,
  53        .probe          = mvebu_ahci_probe,
  54};
  55