ipq806x: disable usb3 phy suspend and add usb tcsr control

According to Qualcomm SDK usb3 phy suspend should be disabled for
ipq806x.
This may solve issue on some ipq806x devices that breaks usb3
storage peripherals during system boot.

Signed-off-by: Pavel Kubelun <be.dissent@gmail.com>

diff --git a/target/linux/ipq806x/files/arch/arm/boot/dts/qcom-ipq8065.dtsi b/target/linux/ipq806x/files/arch/arm/boot/dts/qcom-ipq8065.dtsi
index d4fbbe29f19ba63a35577885dc621b22e0d44634..e795aef0e3154753f80d2945d62cb0346296488e 100644 (file)
--- a/target/linux/ipq806x/files/arch/arm/boot/dts/qcom-ipq8065.dtsi
+++ b/target/linux/ipq806x/files/arch/arm/boot/dts/qcom-ipq8065.dtsi
@@ -863,6 +863,8 @@
                        clocks = <&gcc USB30_0_MASTER_CLK>;
                        clock-names = "core";
 
+                       syscon-tcsr = <&tcsr 0xb0 1>;
+
                        ranges;
 
                        status = "disabled";
@@ -876,6 +878,7 @@
                                phys = <&hs_phy_0>, <&ss_phy_0>;
                                phy-names = "usb2-phy", "usb3-phy";
                                dr_mode = "host";
+                               snps,dis_u3_susphy_quirk;
                        };
                };
 
@@ -886,6 +889,8 @@
                        clocks = <&gcc USB30_1_MASTER_CLK>;
                        clock-names = "core";
 
+                       syscon-tcsr = <&tcsr 0xb0 0>;
+
                        ranges;
 
                        status = "disabled";
@@ -897,6 +902,7 @@
                                phys = <&hs_phy_1>, <&ss_phy_1>;
                                phy-names = "usb2-phy", "usb3-phy";
                                dr_mode = "host";
+                               snps,dis_u3_susphy_quirk;
                        };
                };
 

diff --git a/target/linux/ipq806x/patches-4.4/315-disable-usb3-phy-suspend.patch b/target/linux/ipq806x/patches-4.4/315-disable-usb3-phy-suspend.patch
new file mode 100644 (file)
index 0000000..4b5d480
--- /dev/null
+++ b/target/linux/ipq806x/patches-4.4/315-disable-usb3-phy-suspend.patch
@@ -0,0 +1,36 @@
+--- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
++++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
+@@ -678,6 +678,8 @@
+                       clocks = <&gcc USB30_0_MASTER_CLK>;
+                       clock-names = "core";
+ 
++                      syscon-tcsr = <&tcsr 0xb0 1>;
++
+                       ranges;
+ 
+                       status = "disabled";
+@@ -689,6 +691,7 @@
+                               phys = <&hs_phy_0>, <&ss_phy_0>;
+                               phy-names = "usb2-phy", "usb3-phy";
+                               dr_mode = "host";
++                              snps,dis_u3_susphy_quirk;
+                       };
+               };
+ 
+@@ -699,6 +702,8 @@
+                       clocks = <&gcc USB30_1_MASTER_CLK>;
+                       clock-names = "core";
+ 
++                      syscon-tcsr = <&tcsr 0xb0 0>;
++
+                       ranges;
+ 
+                       status = "disabled";
+@@ -710,6 +715,7 @@
+                               phys = <&hs_phy_1>, <&ss_phy_1>;
+                               phy-names = "usb2-phy", "usb3-phy";
+                               dr_mode = "host";
++                              snps,dis_u3_susphy_quirk;
+                       };
+               };
+ 

diff --git a/target/linux/ipq806x/patches-4.4/708-ARM-dts-qcom-add-gmac-nodes-to-ipq806x-platforms.patch b/target/linux/ipq806x/patches-4.4/708-ARM-dts-qcom-add-gmac-nodes-to-ipq806x-platforms.patch
index f6f357253fe3d4005cf5c4768d5a6a8b27673a15..b3d854562d43bcba3eb560dec9e25d2f03030d62 100644 (file)
--- a/target/linux/ipq806x/patches-4.4/708-ARM-dts-qcom-add-gmac-nodes-to-ipq806x-platforms.patch
+++ b/target/linux/ipq806x/patches-4.4/708-ARM-dts-qcom-add-gmac-nodes-to-ipq806x-platforms.patch
@@ -121,7 +121,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org>
  };
 --- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
 +++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
-@@ -904,6 +904,92 @@
+@@ -910,6 +910,92 @@
  
                        status = "disabled";
                };