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/*
* Copyright 2011, Marvell Semiconductor Inc.
* Lei Wen <leiwen@marvell.com>
*
* Copyright 2017 Intel Corporation
*
* SD host controller specific definitions
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __DEVICE_SDHCI_H__
#define __DEVICE_SDHCI_H__
#include <device/sd_mmc_ctrlr.h>
/* Driver specific capabilities */
#define DRVR_CAP_1V8_VDD 0x00010000
#define DRVR_CAP_32BIT_DMA_ADDR 0x00020000
#define DRVR_CAP_8BIT 0x00040000
#define DRVR_CAP_BROKEN_R1B 0x00080000
#define DRVR_CAP_NO_CD 0x00100000
#define DRVR_CAP_NO_HISPD_BIT 0x00200000
#define DRVR_CAP_NO_SIMULT_VDD_AND_POWER 0x00400000
#define DRVR_CAP_REG32_RW 0x00800000
#define DRVR_CAP_SPI 0x01000000
#define DRVR_CAP_WAIT_SEND_CMD 0x02000000
/* ADMA packet descriptor */
struct sdhci_adma {
u16 attributes;
u16 length;
u32 addr;
};
struct sdhci_adma64 {
u16 attributes;
u16 length;
u32 addr;
u32 addr_hi;
};
struct sdhci_ctrlr {
struct sd_mmc_ctrlr sd_mmc_ctrlr;
void *ioaddr;
uint32_t b_max;
/*
* Dynamically allocated array of ADMA descriptors to use for data
* transfers
*/
struct sdhci_adma *adma_descs;
struct sdhci_adma64 *adma64_descs;
/* Number of ADMA descriptors currently in the array. */
int adma_desc_count;
};
int add_sdhci(struct sdhci_ctrlr *sdhci_ctrlr);
int sdhci_controller_init(struct sdhci_ctrlr *sdhci_ctrlr, void *ioaddr);
void sdhci_update_pointers(struct sdhci_ctrlr *sdhci_ctrlr);
void sdhci_display_setup(struct sdhci_ctrlr *sdhci_ctrlr);
/* Add SDHCI controller from PCI */
struct sd_mmc_ctrlr *new_pci_sdhci_controller(uint32_t dev);
/* Add SDHCI controller with memory address */
struct sd_mmc_ctrlr *new_mem_sdhci_controller(void *ioaddr);
#endif /* __DEVICE_SDHCI_H__ */
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