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-rw-r--r--drivers/ufs/host/ufshcd-pltfrm.h38
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_ */