diff options
Diffstat (limited to 'drivers/ufs/host/ufshcd-pltfrm.h')
| -rw-r--r-- | drivers/ufs/host/ufshcd-pltfrm.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/ufs/host/ufshcd-pltfrm.h b/drivers/ufs/host/ufshcd-pltfrm.h new file mode 100644 index 000000000..2e4ba2bfb --- /dev/null +++ b/drivers/ufs/host/ufshcd-pltfrm.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright (c) 2015, The Linux Foundation. All rights reserved. + */ + +#ifndef UFSHCD_PLTFRM_H_ +#define UFSHCD_PLTFRM_H_ + +#include <ufs/ufshcd.h> + +#define UFS_PWM_MODE 1 +#define UFS_HS_MODE 2 + +struct ufs_dev_params { + u32 pwm_rx_gear; /* pwm rx gear to work in */ + u32 pwm_tx_gear; /* pwm tx gear to work in */ + u32 hs_rx_gear; /* hs rx gear to work in */ + u32 hs_tx_gear; /* hs tx gear to work in */ + u32 rx_lanes; /* number of rx lanes */ + u32 tx_lanes; /* number of tx lanes */ + u32 rx_pwr_pwm; /* rx pwm working pwr */ + u32 tx_pwr_pwm; /* tx pwm working pwr */ + u32 rx_pwr_hs; /* rx hs working pwr */ + u32 tx_pwr_hs; /* tx hs working pwr */ + u32 hs_rate; /* rate A/B to work in HS */ + u32 desired_working_mode; +}; + +int ufshcd_get_pwr_dev_param(const struct ufs_dev_params *dev_param, + const struct ufs_pa_layer_attr *dev_max, + struct ufs_pa_layer_attr *agreed_pwr); +void ufshcd_init_pwr_dev_param(struct ufs_dev_params *dev_param); +int ufshcd_pltfrm_init(struct platform_device *pdev, + const struct ufs_hba_variant_ops *vops); +void ufshcd_pltfrm_shutdown(struct platform_device *pdev); +int ufshcd_populate_vreg(struct device *dev, const char *name, + struct ufs_vreg **out_vreg); + +#endif /* UFSHCD_PLTFRM_H_ */ |