blob: c53ab001a91dd7dfdd13631dea7514813143c6d1 [file] [log] [blame]
Lee Leahyeef40eb2017-03-23 10:54:57 -07001/*
2 * Copyright 2013 Google Inc.
3 * Copyright 2017 Intel Corporation
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation; either version 2 of
8 * the License, or (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but without any warranty; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 */
15
16#include <rules.h>
17#if ENV_RAMSTAGE
18#define __SIMPLE_DEVICE__ 1
19#endif
20
21#include <assert.h>
Lee Leahy48dbc662017-05-08 16:56:03 -070022#include <commonlib/sdhci.h>
Lee Leahyeef40eb2017-03-23 10:54:57 -070023#include <console/console.h>
24#include <device/pci.h>
Lee Leahyeef40eb2017-03-23 10:54:57 -070025#include "sd_mmc.h"
26#include "storage.h"
27#include <string.h>
28
29/* Initialize an SDHCI port */
30int sdhci_controller_init(struct sdhci_ctrlr *sdhci_ctrlr, void *ioaddr)
31{
32 memset(sdhci_ctrlr, 0, sizeof(*sdhci_ctrlr));
33 sdhci_ctrlr->ioaddr = ioaddr;
34 return add_sdhci(sdhci_ctrlr);
35}
36
37struct sd_mmc_ctrlr *new_mem_sdhci_controller(void *ioaddr)
38{
39 struct sdhci_ctrlr *sdhci_ctrlr;
40
41 sdhci_ctrlr = malloc(sizeof(*sdhci_ctrlr));
42 if (sdhci_ctrlr == NULL)
43 return NULL;
44
45 if (sdhci_controller_init(sdhci_ctrlr, ioaddr)) {
46 free(sdhci_ctrlr);
47 sdhci_ctrlr = NULL;
48 }
49 return &sdhci_ctrlr->sd_mmc_ctrlr;
50}
51
52struct sd_mmc_ctrlr *new_pci_sdhci_controller(uint32_t dev)
53{
54 uint32_t addr;
55
56 addr = pci_read_config32(dev, PCI_BASE_ADDRESS_0);
57 if (addr == ((uint32_t)~0)) {
58 sdhc_error("Error: PCI SDHCI not found\n");
59 return NULL;
60 }
61
62 addr &= ~0xf;
63 return new_mem_sdhci_controller((void *)addr);
64}