^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) AM33xx MUSB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) ~~~~~~~~~~~~~~~
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) - compatible: ti,am33xx-usb
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) - reg: offset and length of the usbss register sets
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) - ti,hwmods : must be "usb_otg_hs"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) The glue layer contains multiple child nodes. It is required to have
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) at least a control module node, USB node and a PHY node. The second USB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) node and its PHY node are optional. The DMA node is also optional.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) Reset module
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) ~~~~~~~~~~~~
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) - compatible: ti,am335x-usb-ctrl-module
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) - reg: offset and length of the "USB control registers" in the "Control
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) Module" block. A second offset and length for the USB wake up control
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) in the same memory block.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) - reg-names: "phy_ctrl" for the "USB control registers" and "wakeup" for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) the USB wake up control register.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) USB PHY
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) ~~~~~~~
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) compatible: ti,am335x-usb-phy
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) reg: offset and length of the "USB PHY" register space
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) ti,ctrl_mod: reference to the "reset module" node
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) reg-names: phy
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) The PHY should have a "phy" alias numbered properly in the alias
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) node.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) USB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) ~~~
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) - compatible: ti,musb-am33xx
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) - reg: offset and length of "USB Controller Registers", and offset and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) length of "USB Core" register space.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) - reg-names: control for the ""USB Controller Registers" and "mc" for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) "USB Core" register space
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) - interrupts: USB interrupt number
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) - interrupt-names: mc
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) - dr_mode: Should be one of "host", "peripheral" or "otg".
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) - mentor,multipoint: Should be "1" indicating the musb controller supports
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) multipoint. This is a MUSB configuration-specific setting.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) - mentor,num-eps: Specifies the number of endpoints. This is also a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) MUSB configuration-specific setting. Should be set to "16"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) - mentor,ram-bits: Specifies the ram address size. Should be set to "12"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) - mentor,power: Should be "500". This signifies the controller can supply up to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 500mA when operating in host mode.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) - phys: reference to the USB phy
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) - dmas: specifies the dma channels
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) - dma-names: specifies the names of the channels. Use "rxN" for receive
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) and "txN" for transmit endpoints. N specifies the endpoint number.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) The controller should have an "usb" alias numbered properly in the alias
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) node.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) DMA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) ~~~
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) - compatible: ti,am3359-cppi41
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) - reg: offset and length of the following register spaces: USBSS, USB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) CPPI DMA Controller, USB CPPI DMA Scheduler, USB Queue Manager
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) - reg-names: glue, controller, scheduler, queuemgr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) - #dma-cells: should be set to 2. The first number represents the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) endpoint number (0 … 14 for endpoints 1 … 15 on instance 0 and 15 … 29
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) for endpoints 1 … 15 on instance 1). The second number is 0 for RX and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) 1 for TX transfers.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) - #dma-channels: should be set to 30 representing the 15 endpoints for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) each USB instance.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) Example:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) ~~~~~~~~
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) The following example contains all the nodes as used on am335x-evm:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) aliases {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) usb0 = &usb0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) usb1 = &usb1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) phy0 = &usb0_phy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) phy1 = &usb1_phy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) usb: usb@47400000 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) compatible = "ti,am33xx-usb";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) reg = <0x47400000 0x1000>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) ranges;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) #address-cells = <1>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) #size-cells = <1>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) ti,hwmods = "usb_otg_hs";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) ctrl_mod: control@44e10000 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) compatible = "ti,am335x-usb-ctrl-module";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) reg = <0x44e10620 0x10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) 0x44e10648 0x4>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) reg-names = "phy_ctrl", "wakeup";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) usb0_phy: usb-phy@47401300 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) compatible = "ti,am335x-usb-phy";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) reg = <0x47401300 0x100>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) reg-names = "phy";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) ti,ctrl_mod = <&ctrl_mod>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) #phy-cells = <0>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) usb0: usb@47401000 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) compatible = "ti,musb-am33xx";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) reg = <0x47401400 0x400
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 0x47401000 0x200>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) reg-names = "mc", "control";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) interrupts = <18>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) interrupt-names = "mc";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) dr_mode = "otg"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) mentor,multipoint = <1>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) mentor,num-eps = <16>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) mentor,ram-bits = <12>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) mentor,power = <500>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) phys = <&usb0_phy>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) dmas = <&cppi41dma 0 0 &cppi41dma 1 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) &cppi41dma 2 0 &cppi41dma 3 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) &cppi41dma 4 0 &cppi41dma 5 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) &cppi41dma 6 0 &cppi41dma 7 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) &cppi41dma 8 0 &cppi41dma 9 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) &cppi41dma 10 0 &cppi41dma 11 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) &cppi41dma 12 0 &cppi41dma 13 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) &cppi41dma 14 0 &cppi41dma 0 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) &cppi41dma 1 1 &cppi41dma 2 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) &cppi41dma 3 1 &cppi41dma 4 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) &cppi41dma 5 1 &cppi41dma 6 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) &cppi41dma 7 1 &cppi41dma 8 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) &cppi41dma 9 1 &cppi41dma 10 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) &cppi41dma 11 1 &cppi41dma 12 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) &cppi41dma 13 1 &cppi41dma 14 1>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) dma-names =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) "rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) "rx8", "rx9", "rx10", "rx11", "rx12", "rx13",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) "rx14", "rx15",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) "tx1", "tx2", "tx3", "tx4", "tx5", "tx6", "tx7",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) "tx8", "tx9", "tx10", "tx11", "tx12", "tx13",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) "tx14", "tx15";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) usb1_phy: usb-phy@47401b00 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) compatible = "ti,am335x-usb-phy";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) reg = <0x47401b00 0x100>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) reg-names = "phy";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) ti,ctrl_mod = <&ctrl_mod>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) #phy-cells = <0>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) usb1: usb@47401800 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) compatible = "ti,musb-am33xx";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) reg = <0x47401c00 0x400
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 0x47401800 0x200>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) reg-names = "mc", "control";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) interrupts = <19>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) interrupt-names = "mc";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) dr_mode = "host"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) mentor,multipoint = <1>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) mentor,num-eps = <16>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) mentor,ram-bits = <12>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) mentor,power = <500>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) phys = <&usb1_phy>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) dmas = <&cppi41dma 15 0 &cppi41dma 16 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) &cppi41dma 17 0 &cppi41dma 18 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) &cppi41dma 19 0 &cppi41dma 20 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) &cppi41dma 21 0 &cppi41dma 22 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) &cppi41dma 23 0 &cppi41dma 24 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) &cppi41dma 25 0 &cppi41dma 26 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) &cppi41dma 27 0 &cppi41dma 28 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) &cppi41dma 29 0 &cppi41dma 15 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) &cppi41dma 16 1 &cppi41dma 17 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) &cppi41dma 18 1 &cppi41dma 19 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) &cppi41dma 20 1 &cppi41dma 21 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) &cppi41dma 22 1 &cppi41dma 23 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) &cppi41dma 24 1 &cppi41dma 25 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) &cppi41dma 26 1 &cppi41dma 27 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) &cppi41dma 28 1 &cppi41dma 29 1>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) dma-names =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) "rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) "rx8", "rx9", "rx10", "rx11", "rx12", "rx13",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) "rx14", "rx15",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) "tx1", "tx2", "tx3", "tx4", "tx5", "tx6", "tx7",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) "tx8", "tx9", "tx10", "tx11", "tx12", "tx13",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) "tx14", "tx15";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) cppi41dma: dma-controller@7402000 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) compatible = "ti,am3359-cppi41";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) reg = <0x47400000 0x1000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 0x47402000 0x1000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 0x47403000 0x1000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 0x47404000 0x4000>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) reg-names = "glue", "controller", "scheduler", "queuemgr";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) interrupts = <17>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) interrupt-names = "glue";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) #dma-cells = <2>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) #dma-channels = <30>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) #dma-requests = <256>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) };
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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