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authorDmitry Rokosov <ddrokosov@sberdevices.ru>2023-08-24 00:36:21 +0300
committerNeil Armstrong <neil.armstrong@linaro.org>2023-09-11 12:42:52 +0300
commitd3261b54364858e9b410cdf0b9016abfaacd380a (patch)
treeef7a0cae20022b6d10898afb52ed79fdcca4c327 /arch/arm64/boot/dts/amlogic
parentaf07cc67f1a5c30373971f02f239a34fac626e74 (diff)
downloadlinux-d3261b54364858e9b410cdf0b9016abfaacd380a.tar.xz
arm64: dts: meson: a1: support USB controller in OTG mode
Amlogic A1 SoC family has USB2.0 controller based on dwc2 and dwc3 heads. It supports otg/host/peripheral modes. Signed-off-by: Yue Wang <yue.wang@amlogic.com> Signed-off-by: Hanjie Lin <hanjie.lin@amlogic.com> Signed-off-by: Dmitry Rokosov <ddrokosov@sberdevices.ru> Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20230823213630.12936-7-ddrokosov@sberdevices.ru Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Diffstat (limited to 'arch/arm64/boot/dts/amlogic')
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-a1.dtsi59
1 files changed, 59 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
index 9aca885013c1..2dd6ee074b2d 100644
--- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
@@ -8,6 +8,8 @@
#include <dt-bindings/gpio/meson-a1-gpio.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/power/meson-a1-power.h>
+#include <dt-bindings/reset/amlogic,meson-a1-reset.h>
/ {
compatible = "amlogic,a1";
@@ -152,6 +154,17 @@
status = "disabled";
};
+ usb2_phy1: phy@4000 {
+ compatible = "amlogic,a1-usb2-phy";
+ clocks = <&clkc_periphs CLKID_USB_PHY_IN>;
+ clock-names = "xtal";
+ reg = <0x0 0x4000 0x0 0x60>;
+ resets = <&reset RESET_USBPHY>;
+ reset-names = "phy";
+ #phy-cells = <0>;
+ power-domains = <&pwrc PWRC_USB_ID>;
+ };
+
clkc_pll: pll-clock-controller@7c80 {
compatible = "amlogic,a1-pll-clkc";
reg = <0 0x7c80 0 0x18c>;
@@ -162,6 +175,52 @@
};
};
+ usb: usb@fe004400 {
+ status = "disabled";
+ compatible = "amlogic,meson-a1-usb-ctrl";
+ reg = <0x0 0xfe004400 0x0 0xa0>;
+ interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ clocks = <&clkc_periphs CLKID_USB_CTRL>,
+ <&clkc_periphs CLKID_USB_BUS>,
+ <&clkc_periphs CLKID_USB_CTRL_IN>;
+ clock-names = "usb_ctrl", "usb_bus", "xtal_usb_ctrl";
+ resets = <&reset RESET_USBCTRL>;
+ reset-name = "usb_ctrl";
+
+ dr_mode = "otg";
+
+ phys = <&usb2_phy1>;
+ phy-names = "usb2-phy1";
+
+ dwc3: usb@ff400000 {
+ compatible = "snps,dwc3";
+ reg = <0x0 0xff400000 0x0 0x100000>;
+ interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
+ dr_mode = "host";
+ snps,dis_u2_susphy_quirk;
+ snps,quirk-frame-length-adjustment = <0x20>;
+ snps,parkmode-disable-ss-quirk;
+ };
+
+ dwc2: usb@ff500000 {
+ compatible = "amlogic,meson-a1-usb", "snps,dwc2";
+ reg = <0x0 0xff500000 0x0 0x40000>;
+ interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>;
+ phys = <&usb2_phy1>;
+ phy-names = "usb2-phy";
+ clocks = <&clkc_periphs CLKID_USB_PHY>;
+ clock-names = "otg";
+ dr_mode = "peripheral";
+ g-rx-fifo-size = <192>;
+ g-np-tx-fifo-size = <128>;
+ g-tx-fifo-size = <128 128 16 16 16>;
+ };
+ };
+
gic: interrupt-controller@ff901000 {
compatible = "arm,gic-400";
reg = <0x0 0xff901000 0x0 0x1000>,