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Commit 3d741ff4 authored by Vivek Gautam's avatar Vivek Gautam Committed by Kishon Vijay Abraham I
Browse files

phy: qcom-ufs: Add support to set phy mode 



Adding support to set desired UFS phy mode that can be set
from the host controller.

Signed-off-by: default avatarVivek Gautam <vivek.gautam@codeaurora.org>
Signed-off-by: default avatarKishon Vijay Abraham I <kishon@ti.com>
parent fd3e4c98

drivers/phy/qualcomm/phy-qcom-ufs-i.h

+2 −0
Original line number Diff line number Diff line
@@ -115,6 +115,8 @@ struct ufs_qcom_phy { 
	int cached_regs_table_size;

	bool is_powered_on;

	struct ufs_qcom_phy_specific_ops *phy_spec_ops;



	enum phy_mode mode;

};



/**

drivers/phy/qualcomm/phy-qcom-ufs-qmp-14nm.c

+14 −0
Original line number Diff line number Diff line
@@ -52,6 +52,19 @@ static int ufs_qcom_phy_qmp_14nm_exit(struct phy *generic_phy) 
	return 0;

}



static

int ufs_qcom_phy_qmp_14nm_set_mode(struct phy *generic_phy, enum phy_mode mode)

{

	struct ufs_qcom_phy *phy_common = get_ufs_qcom_phy(generic_phy);



	phy_common->mode = PHY_MODE_INVALID;



	if (mode > 0)

		phy_common->mode = mode;



	return 0;

}



static

void ufs_qcom_phy_qmp_14nm_power_control(struct ufs_qcom_phy *phy, bool val)

{
@@ -102,6 +115,7 @@ static const struct phy_ops ufs_qcom_phy_qmp_14nm_phy_ops = { 
	.exit		= ufs_qcom_phy_qmp_14nm_exit,

	.power_on	= ufs_qcom_phy_power_on,

	.power_off	= ufs_qcom_phy_power_off,

	.set_mode	= ufs_qcom_phy_qmp_14nm_set_mode,

	.owner		= THIS_MODULE,

};

drivers/phy/qualcomm/phy-qcom-ufs-qmp-20nm.c

+14 −0
Original line number Diff line number Diff line
@@ -71,6 +71,19 @@ static int ufs_qcom_phy_qmp_20nm_exit(struct phy *generic_phy) 
	return 0;

}



static

int ufs_qcom_phy_qmp_20nm_set_mode(struct phy *generic_phy, enum phy_mode mode)

{

	struct ufs_qcom_phy *phy_common = get_ufs_qcom_phy(generic_phy);



	phy_common->mode = PHY_MODE_INVALID;



	if (mode > 0)

		phy_common->mode = mode;



	return 0;

}



static

void ufs_qcom_phy_qmp_20nm_power_control(struct ufs_qcom_phy *phy, bool val)

{
@@ -160,6 +173,7 @@ static const struct phy_ops ufs_qcom_phy_qmp_20nm_phy_ops = { 
	.exit		= ufs_qcom_phy_qmp_20nm_exit,

	.power_on	= ufs_qcom_phy_power_on,

	.power_off	= ufs_qcom_phy_power_off,

	.set_mode	= ufs_qcom_phy_qmp_20nm_set_mode,

	.owner		= THIS_MODULE,

};