linux-kernel - [PATCH 06/19] phy-sun4i-usb: Add support for the usb-phys on the sun8i-a23 SoC

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Date:	Tue, 11 Aug 2015 21:27:05 +0530
From:	Kishon Vijay Abraham I <kishon@...com>
To:	<gregkh@...uxfoundation.org>
CC:	<kishon@...com>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 06/19] phy-sun4i-usb: Add support for the usb-phys on the sun8i-a23 SoC

From: Hans de Goede <hdegoede@...hat.com>

The usb-phys on the sun8i-a23 SoC have the same setup wrt clocks as on the
sun6i-a31 SoC, but there are only 2 instead of 3 like on the sun5i-a13 SoC.

Signed-off-by: Hans de Goede <hdegoede@...hat.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
---
 .../devicetree/bindings/phy/sun4i-usb-phy.txt      |    2 ++
 drivers/phy/phy-sun4i-usb.c                        |    7 +++++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/phy/sun4i-usb-phy.txt b/Documentation/devicetree/bindings/phy/sun4i-usb-phy.txt
index 557fa99..f0c640a 100644
--- a/Documentation/devicetree/bindings/phy/sun4i-usb-phy.txt
+++ b/Documentation/devicetree/bindings/phy/sun4i-usb-phy.txt
@@ -7,6 +7,7 @@ Required properties:
   * allwinner,sun5i-a13-usb-phy
   * allwinner,sun6i-a31-usb-phy
   * allwinner,sun7i-a20-usb-phy
+  * allwinner,sun8i-a23-usb-phy
 - reg : a list of offset + length pairs
 - reg-names :
   * "phy_ctrl"
@@ -17,6 +18,7 @@ Required properties:
 - clock-names :
   * "usb_phy" for sun4i, sun5i or sun7i
   * "usb0_phy", "usb1_phy" and "usb2_phy" for sun6i
+  * "usb0_phy", "usb1_phy" for sun8i
 - resets : a list of phandle + reset specifier pairs
 - reset-names :
   * "usb0_reset"
diff --git a/drivers/phy/phy-sun4i-usb.c b/drivers/phy/phy-sun4i-usb.c
index 50ecab9..00424dd 100644
--- a/drivers/phy/phy-sun4i-usb.c
+++ b/drivers/phy/phy-sun4i-usb.c
@@ -442,7 +442,8 @@ static int sun4i_usb_phy_probe(struct platform_device *pdev)
 	INIT_DELAYED_WORK(&data->detect, sun4i_usb_phy0_id_vbus_det_scan);
 	dev_set_drvdata(dev, data);
 
-	if (of_device_is_compatible(np, "allwinner,sun5i-a13-usb-phy"))
+	if (of_device_is_compatible(np, "allwinner,sun5i-a13-usb-phy") ||
+	    of_device_is_compatible(np, "allwinner,sun8i-a23-usb-phy"))
 		data->num_phys = 2;
 	else
 		data->num_phys = 3;
@@ -453,7 +454,8 @@ static int sun4i_usb_phy_probe(struct platform_device *pdev)
 	else
 		data->disc_thresh = 3;
 
-	if (of_device_is_compatible(np, "allwinner,sun6i-a31-usb-phy"))
+	if (of_device_is_compatible(np, "allwinner,sun6i-a31-usb-phy") ||
+	    of_device_is_compatible(np, "allwinner,sun8i-a23-usb-phy"))
 		dedicated_clocks = true;
 	else
 		dedicated_clocks = false;
@@ -588,6 +590,7 @@ static const struct of_device_id sun4i_usb_phy_of_match[] = {
 	{ .compatible = "allwinner,sun5i-a13-usb-phy" },
 	{ .compatible = "allwinner,sun6i-a31-usb-phy" },
 	{ .compatible = "allwinner,sun7i-a20-usb-phy" },
+	{ .compatible = "allwinner,sun8i-a23-usb-phy" },
 	{ },
 };
 MODULE_DEVICE_TABLE(of, sun4i_usb_phy_of_match);
-- 
1.7.9.5

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