phy: qcom-ufs-14nm: Add new compatible for msm8996 based phy

Add a new compatible string for 14nm ufs phy present on msm8996
chipset. This phy is bit different from the legacy 14nm ufs phy
in terms of the clocks that are needed to be handled in the driver.

Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>
Reviewed-by: Subhash Jadavani <subhashj@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/Documentation/devicetree/bindings/ufs/ufs-qcom.txt b/Documentation/devicetree/bindings/ufs/ufs-qcom.txt
index 070baf4d7d97037822821e45ae0c9e6793af0139..b6b5130e5f65a8e625a25bfde7ad3593872040d8 100644 (file)
--- a/Documentation/devicetree/bindings/ufs/ufs-qcom.txt
+++ b/Documentation/devicetree/bindings/ufs/ufs-qcom.txt
@@ -7,8 +7,11 @@ To bind UFS PHY with UFS host controller, the controller node should
 contain a phandle reference to UFS PHY node.
 
 Required properties:
-- compatible        : compatible list, contains "qcom,ufs-phy-qmp-20nm"
-                     or "qcom,ufs-phy-qmp-14nm" according to the relevant phy in use.
+- compatible        : compatible list, contains one of the following -
+                       "qcom,ufs-phy-qmp-20nm" for 20nm ufs phy,
+                       "qcom,ufs-phy-qmp-14nm" for legacy 14nm ufs phy,
+                       "qcom,msm8996-ufs-phy-qmp-14nm" for 14nm ufs phy
+                        present on MSM8996 chipset.
 - reg               : should contain PHY register address space (mandatory),
 - reg-names         : indicates various resources passed to driver (via reg proptery) by name.
                       Required "reg-names" is "phy_mem".

diff --git a/drivers/phy/phy-qcom-ufs-qmp-14nm.c b/drivers/phy/phy-qcom-ufs-qmp-14nm.c
index e3bede73ec732489e874a24b70c674c3c181cdd4..b3d2612a7ae89a72a0e178ed034c113938617ddb 100644 (file)
--- a/drivers/phy/phy-qcom-ufs-qmp-14nm.c
+++ b/drivers/phy/phy-qcom-ufs-qmp-14nm.c
@@ -180,6 +180,7 @@ static int ufs_qcom_phy_qmp_14nm_remove(struct platform_device *pdev)
 
 static const struct of_device_id ufs_qcom_phy_qmp_14nm_of_match[] = {
        {.compatible = "qcom,ufs-phy-qmp-14nm"},
+       {.compatible = "qcom,msm8996-ufs-phy-qmp-14nm"},
        {},
 };
 MODULE_DEVICE_TABLE(of, ufs_qcom_phy_qmp_14nm_of_match);