oxnas: add experimental support for Linux 5.10

[openwrt/openwrt.git] / target / linux / oxnas / patches-5.10 / 800-oxnas-ehci.patch

diff --git a/target/linux/oxnas/patches-5.10/800-oxnas-ehci.patch b/target/linux/oxnas/patches-5.10/800-oxnas-ehci.patch
new file mode 100644 (file)
index 0000000..8b4d943
--- /dev/null
+++ b/target/linux/oxnas/patches-5.10/800-oxnas-ehci.patch
@@ -0,0 +1,73 @@
+--- a/drivers/usb/host/Kconfig
++++ b/drivers/usb/host/Kconfig
+@@ -350,6 +350,13 @@ config USB_OCTEON_EHCI
+         USB 2.0 device support.  All CN6XXX based chips with USB are
+         supported.
+ 
++config USB_EHCI_OXNAS
++      tristate "OXNAS EHCI Module"
++      depends on USB_EHCI_HCD && ARCH_OXNAS
++      select USB_EHCI_ROOT_HUB_TT
++      help
++        Enable support for the OX820 SOC's on-chip EHCI controller.
++
+ endif # USB_EHCI_HCD
+ 
+ config USB_OXU210HP_HCD
+--- a/drivers/usb/host/Makefile
++++ b/drivers/usb/host/Makefile
+@@ -48,6 +48,7 @@ obj-$(CONFIG_USB_EHCI_HCD_SPEAR)     += ehci
+ obj-$(CONFIG_USB_EHCI_HCD_STI)        += ehci-st.o
+ obj-$(CONFIG_USB_EHCI_EXYNOS) += ehci-exynos.o
+ obj-$(CONFIG_USB_EHCI_HCD_AT91) += ehci-atmel.o
++obj-$(CONFIG_USB_EHCI_OXNAS)  += ehci-oxnas.o
+ obj-$(CONFIG_USB_EHCI_TEGRA)  += ehci-tegra.o
+ obj-$(CONFIG_USB_EHCI_BRCMSTB)        += ehci-brcm.o
+ 
+--- a/arch/arm/boot/dts/ox820.dtsi
++++ b/arch/arm/boot/dts/ox820.dtsi
+@@ -106,6 +106,31 @@
+                       status = "disabled";
+               };
+ 
++              ehci: ehci@40200100 {
++                      compatible = "plxtech,nas782x-ehci";
++                      reg = <0x40200100 0xf00>;
++                      interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
++                      clocks = <&stdclk CLK_820_USBMPH>, <&pllb>, <&stdclk CLK_820_REF600>;
++                      clock-names = "usb", "refsrc", "phyref";
++                      resets = <&reset RESET_USBHS>, <&reset RESET_USBPHYA>, <&reset RESET_USBPHYB>;
++                      reset-names = "host", "phya", "phyb";
++                      oxsemi,sys-ctrl = <&sys>;
++                      /* Otherwise ref300 is used, which is derived from sata phy
++                       * in that case, usb depends on sata initialization */
++                      /* FIXME: how to make this dependency explicit ? */
++                      oxsemi,ehci_use_pllb;
++                      status = "disabled";
++
++                      ehci_port1: port@1 {
++                              reg = <1>;
++                              #trigger-source-cells = <0>;
++                      };
++                      ehci_port2: port@2 {
++                              reg = <2>;
++                              #trigger-source-cells = <0>;
++                      };
++              };
++
+               apb-bridge@44000000 {
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+--- a/arch/arm/boot/dts/ox820-cloudengines-pogoplug-series-3.dts
++++ b/arch/arm/boot/dts/ox820-cloudengines-pogoplug-series-3.dts
+@@ -105,6 +105,10 @@
+       };
+ };
+ 
++&ehci {
++      status = "okay";
++};
++
+ &etha {
+       status = "okay";
+