65 lines
1.5 KiB
C
65 lines
1.5 KiB
C
/*
|
|
* Copyright (C) 2016 Samsung Electronics Co., Ltd.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef _MMC_EXYNOS_SMU_H_
|
|
#define _MMC_EXYNOS_SMU_H_
|
|
|
|
#ifdef CONFIG_MMC_DW_EXYNOS_SMU
|
|
int exynos_mmc_smu_get_dev(struct dw_mci *host);
|
|
int exynos_mmc_smu_init(struct dw_mci *host);
|
|
int exynos_mmc_smu_sec_cfg(struct dw_mci *host);
|
|
int exynos_mmc_smu_resume(struct dw_mci *host);
|
|
int exynos_mmc_smu_abort(struct dw_mci *host);
|
|
#else
|
|
inline int exynos_mmc_smu_get_dev(struct dw_mci *host)
|
|
{
|
|
struct dw_mci_exynos_priv_data *priv;
|
|
|
|
if (!host || !host->priv)
|
|
goto out;
|
|
|
|
priv = host->priv;
|
|
priv->smu.pdev = NULL;
|
|
priv->smu.vops = NULL;
|
|
out:
|
|
return -ENODEV;
|
|
}
|
|
|
|
inline int exynos_mmc_smu_init(struct dw_mci *host)
|
|
{
|
|
mci_writel(host, MPSBEGIN0, 0);
|
|
mci_writel(host, MPSEND0, 0xffffffff);
|
|
mci_writel(host, MPSLUN0, 0xff);
|
|
mci_writel(host, MPSCTRL0, DWMCI_MPSCTRL_BYPASS);
|
|
|
|
return 0;
|
|
}
|
|
|
|
inline int exynos_mmc_smu_sec_cfg(struct dw_mci *host)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
inline int exynos_mmc_smu_resume(struct dw_mci *host)
|
|
{
|
|
mci_writel(host, MPSBEGIN0, 0);
|
|
mci_writel(host, MPSEND0, 0xffffffff);
|
|
mci_writel(host, MPSLUN0, 0xff);
|
|
mci_writel(host, MPSCTRL0, DWMCI_MPSCTRL_BYPASS);
|
|
|
|
return 0;
|
|
}
|
|
|
|
inline int exynos_mmc_smu_abort(struct dw_mci *host)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_MMC_DW_EXYNOS_SMU */
|
|
#endif /* _MMC_EXYNOS_SMU_H_ */
|