diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-10-28 16:26:12 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-10-28 16:26:12 +0100 |
commit | 7a9787e1eba95a166265e6a260cf30af04ef0a99 (patch) | |
tree | e730a4565e0318140d2fbd2f0415d18a339d7336 /Documentation/powerpc/dts-bindings | |
parent | 41b9eb264c8407655db57b60b4457fe1b2ec9977 (diff) | |
parent | 0173a3265b228da319ceb9c1ec6a5682fd1b2d92 (diff) |
Merge commit 'v2.6.28-rc2' into x86/pci-ioapic-boot-irq-quirks
Diffstat (limited to 'Documentation/powerpc/dts-bindings')
-rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/83xx-512x-pci.txt | 40 | ||||
-rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/8xxx_gpio.txt | 40 | ||||
-rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/board.txt | 4 | ||||
-rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/cpm_qe/gpio.txt | 38 | ||||
-rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/cpm_qe/qe/usb.txt | 53 | ||||
-rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/cpm_qe/serial.txt | 11 | ||||
-rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/dma.txt | 13 | ||||
-rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/mcu-mpc8349emitx.txt | 17 | ||||
-rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/pmc.txt | 63 | ||||
-rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/ssi.txt | 23 | ||||
-rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/tsec.txt | 31 | ||||
-rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/upm-nand.txt | 28 | ||||
-rw-r--r-- | Documentation/powerpc/dts-bindings/gpio/led.txt | 15 |
13 files changed, 334 insertions, 42 deletions
diff --git a/Documentation/powerpc/dts-bindings/fsl/83xx-512x-pci.txt b/Documentation/powerpc/dts-bindings/fsl/83xx-512x-pci.txt new file mode 100644 index 000000000000..35a465362408 --- /dev/null +++ b/Documentation/powerpc/dts-bindings/fsl/83xx-512x-pci.txt @@ -0,0 +1,40 @@ +* Freescale 83xx and 512x PCI bridges + +Freescale 83xx and 512x SOCs include the same pci bridge core. + +83xx/512x specific notes: +- reg: should contain two address length tuples + The first is for the internal pci bridge registers + The second is for the pci config space access registers + +Example (MPC8313ERDB) + pci0: pci@e0008500 { + cell-index = <1>; + interrupt-map-mask = <0xf800 0x0 0x0 0x7>; + interrupt-map = < + /* IDSEL 0x0E -mini PCI */ + 0x7000 0x0 0x0 0x1 &ipic 18 0x8 + 0x7000 0x0 0x0 0x2 &ipic 18 0x8 + 0x7000 0x0 0x0 0x3 &ipic 18 0x8 + 0x7000 0x0 0x0 0x4 &ipic 18 0x8 + + /* IDSEL 0x0F - PCI slot */ + 0x7800 0x0 0x0 0x1 &ipic 17 0x8 + 0x7800 0x0 0x0 0x2 &ipic 18 0x8 + 0x7800 0x0 0x0 0x3 &ipic 17 0x8 + 0x7800 0x0 0x0 0x4 &ipic 18 0x8>; + interrupt-parent = <&ipic>; + interrupts = <66 0x8>; + bus-range = <0x0 0x0>; + ranges = <0x02000000 0x0 0x90000000 0x90000000 0x0 0x10000000 + 0x42000000 0x0 0x80000000 0x80000000 0x0 0x10000000 + 0x01000000 0x0 0x00000000 0xe2000000 0x0 0x00100000>; + clock-frequency = <66666666>; + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + reg = <0xe0008500 0x100 /* internal registers */ + 0xe0008300 0x8>; /* config space access registers */ + compatible = "fsl,mpc8349-pci"; + device_type = "pci"; + }; diff --git a/Documentation/powerpc/dts-bindings/fsl/8xxx_gpio.txt b/Documentation/powerpc/dts-bindings/fsl/8xxx_gpio.txt new file mode 100644 index 000000000000..d015dcec4011 --- /dev/null +++ b/Documentation/powerpc/dts-bindings/fsl/8xxx_gpio.txt @@ -0,0 +1,40 @@ +GPIO controllers on MPC8xxx SoCs + +This is for the non-QE/CPM/GUTs GPIO controllers as found on +8349, 8572, 8610 and compatible. + +Every GPIO controller node must have #gpio-cells property defined, +this information will be used to translate gpio-specifiers. + +Required properties: +- compatible : "fsl,<CHIP>-gpio" followed by "fsl,mpc8349-gpio" for + 83xx, "fsl,mpc8572-gpio" for 85xx and "fsl,mpc8610-gpio" for 86xx. +- #gpio-cells : Should be two. The first cell is the pin number and the + second cell is used to specify optional parameters (currently unused). + - interrupts : Interrupt mapping for GPIO IRQ (currently unused). + - interrupt-parent : Phandle for the interrupt controller that + services interrupts for this device. +- gpio-controller : Marks the port as GPIO controller. + +Example of gpio-controller nodes for a MPC8347 SoC: + + gpio1: gpio-controller@c00 { + #gpio-cells = <2>; + compatible = "fsl,mpc8347-gpio", "fsl,mpc8349-gpio"; + reg = <0xc00 0x100>; + interrupts = <74 0x8>; + interrupt-parent = <&ipic>; + gpio-controller; + }; + + gpio2: gpio-controller@d00 { + #gpio-cells = <2>; + compatible = "fsl,mpc8347-gpio", "fsl,mpc8349-gpio"; + reg = <0xd00 0x100>; + interrupts = <75 0x8>; + interrupt-parent = <&ipic>; + gpio-controller; + }; + +See booting-without-of.txt for details of how to specify GPIO +information for devices. diff --git a/Documentation/powerpc/dts-bindings/fsl/board.txt b/Documentation/powerpc/dts-bindings/fsl/board.txt index 74ae6f1cd2d6..81a917ef96e9 100644 --- a/Documentation/powerpc/dts-bindings/fsl/board.txt +++ b/Documentation/powerpc/dts-bindings/fsl/board.txt @@ -2,13 +2,13 @@ Required properties: - - device_type : Should be "board-control" + - compatible : Should be "fsl,<board>-bcsr" - reg : Offset and length of the register set for the device Example: bcsr@f8000000 { - device_type = "board-control"; + compatible = "fsl,mpc8360mds-bcsr"; reg = <f8000000 8000>; }; diff --git a/Documentation/powerpc/dts-bindings/fsl/cpm_qe/gpio.txt b/Documentation/powerpc/dts-bindings/fsl/cpm_qe/gpio.txt new file mode 100644 index 000000000000..1815dfede1bc --- /dev/null +++ b/Documentation/powerpc/dts-bindings/fsl/cpm_qe/gpio.txt @@ -0,0 +1,38 @@ +Every GPIO controller node must have #gpio-cells property defined, +this information will be used to translate gpio-specifiers. + +On CPM1 devices, all ports are using slightly different register layouts. +Ports A, C and D are 16bit ports and Ports B and E are 32bit ports. + +On CPM2 devices, all ports are 32bit ports and use a common register layout. + +Required properties: +- compatible : "fsl,cpm1-pario-bank-a", "fsl,cpm1-pario-bank-b", + "fsl,cpm1-pario-bank-c", "fsl,cpm1-pario-bank-d", + "fsl,cpm1-pario-bank-e", "fsl,cpm2-pario-bank" +- #gpio-cells : Should be two. The first cell is the pin number and the + second cell is used to specify optional paramters (currently unused). +- gpio-controller : Marks the port as GPIO controller. + +Example of three SOC GPIO banks defined as gpio-controller nodes: + + CPM1_PIO_A: gpio-controller@950 { + #gpio-cells = <2>; + compatible = "fsl,cpm1-pario-bank-a"; + reg = <0x950 0x10>; + gpio-controller; + }; + + CPM1_PIO_B: gpio-controller@ab8 { + #gpio-cells = <2>; + compatible = "fsl,cpm1-pario-bank-b"; + reg = <0xab8 0x10>; + gpio-controller; + }; + + CPM1_PIO_E: gpio-controller@ac8 { + #gpio-cells = <2>; + compatible = "fsl,cpm1-pario-bank-e"; + reg = <0xac8 0x18>; + gpio-controller; + }; diff --git a/Documentation/powerpc/dts-bindings/fsl/cpm_qe/qe/usb.txt b/Documentation/powerpc/dts-bindings/fsl/cpm_qe/qe/usb.txt index c8f44d6bcbcf..9ccd5f30405b 100644 --- a/Documentation/powerpc/dts-bindings/fsl/cpm_qe/qe/usb.txt +++ b/Documentation/powerpc/dts-bindings/fsl/cpm_qe/qe/usb.txt @@ -1,22 +1,37 @@ -* USB (Universal Serial Bus Controller) +Freescale QUICC Engine USB Controller Required properties: -- compatible : could be "qe_udc" or "fhci-hcd". -- mode : the could be "host" or "slave". -- reg : Offset and length of the register set for the device -- interrupts : <a b> where a is the interrupt number and b is a - field that represents an encoding of the sense and level - information for the interrupt. This should be encoded based on - the information in section 2) depending on the type of interrupt - controller you have. -- interrupt-parent : the phandle for the interrupt controller that - services interrupts for this device. +- compatible : should be "fsl,<chip>-qe-usb", "fsl,mpc8323-qe-usb". +- reg : the first two cells should contain usb registers location and + length, the next two two cells should contain PRAM location and + length. +- interrupts : should contain USB interrupt. +- interrupt-parent : interrupt source phandle. +- fsl,fullspeed-clock : specifies the full speed USB clock source: + "none": clock source is disabled + "brg1" through "brg16": clock source is BRG1-BRG16, respectively + "clk1" through "clk24": clock source is CLK1-CLK24, respectively +- fsl,lowspeed-clock : specifies the low speed USB clock source: + "none": clock source is disabled + "brg1" through "brg16": clock source is BRG1-BRG16, respectively + "clk1" through "clk24": clock source is CLK1-CLK24, respectively +- hub-power-budget : USB power budget for the root hub, in mA. +- gpios : should specify GPIOs in this order: USBOE, USBTP, USBTN, USBRP, + USBRN, SPEED (optional), and POWER (optional). -Example(slave): - usb@6c0 { - compatible = "qe_udc"; - reg = <6c0 40>; - interrupts = <8b 0>; - interrupt-parent = <700>; - mode = "slave"; - }; +Example: + +usb@6c0 { + compatible = "fsl,mpc8360-qe-usb", "fsl,mpc8323-qe-usb"; + reg = <0x6c0 0x40 0x8b00 0x100>; + interrupts = <11>; + interrupt-parent = <&qeic>; + fsl,fullspeed-clock = "clk21"; + gpios = <&qe_pio_b 2 0 /* USBOE */ + &qe_pio_b 3 0 /* USBTP */ + &qe_pio_b 8 0 /* USBTN */ + &qe_pio_b 9 0 /* USBRP */ + &qe_pio_b 11 0 /* USBRN */ + &qe_pio_e 20 0 /* SPEED */ + &qe_pio_e 21 0 /* POWER */>; +}; diff --git a/Documentation/powerpc/dts-bindings/fsl/cpm_qe/serial.txt b/Documentation/powerpc/dts-bindings/fsl/cpm_qe/serial.txt index b35f3482e3e4..2ea76d9d137c 100644 --- a/Documentation/powerpc/dts-bindings/fsl/cpm_qe/serial.txt +++ b/Documentation/powerpc/dts-bindings/fsl/cpm_qe/serial.txt @@ -7,6 +7,15 @@ Currently defined compatibles: - fsl,cpm2-scc-uart - fsl,qe-uart +Modem control lines connected to GPIO controllers are listed in the gpios +property as described in booting-without-of.txt, section IX.1 in the following +order: + +CTS, RTS, DCD, DSR, DTR, and RI. + +The gpios property is optional and can be left out when control lines are +not used. + Example: serial@11a00 { @@ -18,4 +27,6 @@ Example: interrupt-parent = <&PIC>; fsl,cpm-brg = <1>; fsl,cpm-command = <00800000>; + gpios = <&gpio_c 15 0 + &gpio_d 29 0>; }; diff --git a/Documentation/powerpc/dts-bindings/fsl/dma.txt b/Documentation/powerpc/dts-bindings/fsl/dma.txt index 86826df00e64..cc453110fc46 100644 --- a/Documentation/powerpc/dts-bindings/fsl/dma.txt +++ b/Documentation/powerpc/dts-bindings/fsl/dma.txt @@ -20,7 +20,7 @@ Required properties: - compatible : compatible list, contains 2 entries, first is "fsl,CHIP-dma-channel", where CHIP is the processor (mpc8349, mpc8350, etc.) and the second is - "fsl,elo-dma-channel" + "fsl,elo-dma-channel". However, see note below. - reg : <registers mapping for channel> - cell-index : dma channel index starts at 0. @@ -82,7 +82,7 @@ Required properties: - compatible : compatible list, contains 2 entries, first is "fsl,CHIP-dma-channel", where CHIP is the processor (mpc8540, mpc8560, etc.) and the second is - "fsl,eloplus-dma-channel" + "fsl,eloplus-dma-channel". However, see note below. - cell-index : dma channel index starts at 0. - reg : <registers mapping for channel> - interrupts : <interrupt mapping for DMA channel IRQ> @@ -125,3 +125,12 @@ Example: interrupts = <17 2>; }; }; + +Note on DMA channel compatible properties: The compatible property must say +"fsl,elo-dma-channel" or "fsl,eloplus-dma-channel" to be used by the Elo DMA +driver (fsldma). Any DMA channel used by fsldma cannot be used by another +DMA driver, such as the SSI sound drivers for the MPC8610. Therefore, any DMA +channel that should be used for another driver should not use +"fsl,elo-dma-channel" or "fsl,eloplus-dma-channel". For the SSI drivers, for +example, the compatible property should be "fsl,ssi-dma-channel". See ssi.txt +for more information. diff --git a/Documentation/powerpc/dts-bindings/fsl/mcu-mpc8349emitx.txt b/Documentation/powerpc/dts-bindings/fsl/mcu-mpc8349emitx.txt new file mode 100644 index 000000000000..0f766333b6eb --- /dev/null +++ b/Documentation/powerpc/dts-bindings/fsl/mcu-mpc8349emitx.txt @@ -0,0 +1,17 @@ +Freescale MPC8349E-mITX-compatible Power Management Micro Controller Unit (MCU) + +Required properties: +- compatible : "fsl,<mcu-chip>-<board>", "fsl,mcu-mpc8349emitx". +- reg : should specify I2C address (0x0a). +- #gpio-cells : should be 2. +- gpio-controller : should be present. + +Example: + +mcu@0a { + #gpio-cells = <2>; + compatible = "fsl,mc9s08qg8-mpc8349emitx", + "fsl,mcu-mpc8349emitx"; + reg = <0x0a>; + gpio-controller; +}; diff --git a/Documentation/powerpc/dts-bindings/fsl/pmc.txt b/Documentation/powerpc/dts-bindings/fsl/pmc.txt new file mode 100644 index 000000000000..02f6f43ee1b7 --- /dev/null +++ b/Documentation/powerpc/dts-bindings/fsl/pmc.txt @@ -0,0 +1,63 @@ +* Power Management Controller + +Properties: +- compatible: "fsl,<chip>-pmc". + + "fsl,mpc8349-pmc" should be listed for any chip whose PMC is + compatible. "fsl,mpc8313-pmc" should also be listed for any chip + whose PMC is compatible, and implies deep-sleep capability. + + "fsl,mpc8548-pmc" should be listed for any chip whose PMC is + compatible. "fsl,mpc8536-pmc" should also be listed for any chip + whose PMC is compatible, and implies deep-sleep capability. + + "fsl,mpc8641d-pmc" should be listed for any chip whose PMC is + compatible; all statements below that apply to "fsl,mpc8548-pmc" also + apply to "fsl,mpc8641d-pmc". + + Compatibility does not include bit assigments in SCCR/PMCDR/DEVDISR; these + bit assigments are indicated via the sleep specifier in each device's + sleep property. + +- reg: For devices compatible with "fsl,mpc8349-pmc", the first resource + is the PMC block, and the second resource is the Clock Configuration + block. + + For devices compatible with "fsl,mpc8548-pmc", the first resource + is a 32-byte block beginning with DEVDISR. + +- interrupts: For "fsl,mpc8349-pmc"-compatible devices, the first + resource is the PMC block interrupt. + +- fsl,mpc8313-wakeup-timer: For "fsl,mpc8313-pmc"-compatible devices, + this is a phandle to an "fsl,gtm" node on which timer 4 can be used as + a wakeup source from deep sleep. + +Sleep specifiers: + + fsl,mpc8349-pmc: Sleep specifiers consist of one cell. For each bit + that is set in the cell, the corresponding bit in SCCR will be saved + and cleared on suspend, and restored on resume. This sleep controller + supports disabling and resuming devices at any time. + + fsl,mpc8536-pmc: Sleep specifiers consist of three cells, the third of + which will be ORed into PMCDR upon suspend, and cleared from PMCDR + upon resume. The first two cells are as described for fsl,mpc8578-pmc. + This sleep controller only supports disabling devices during system + sleep, or permanently. + + fsl,mpc8548-pmc: Sleep specifiers consist of one or two cells, the + first of which will be ORed into DEVDISR (and the second into + DEVDISR2, if present -- this cell should be zero or absent if the + hardware does not have DEVDISR2) upon a request for permanent device + disabling. This sleep controller does not support configuring devices + to disable during system sleep (unless supported by another compatible + match), or dynamically. + +Example: + + power@b00 { + compatible = "fsl,mpc8313-pmc", "fsl,mpc8349-pmc"; + reg = <0xb00 0x100 0xa00 0x100>; + interrupts = <80 8>; + }; diff --git a/Documentation/powerpc/dts-bindings/fsl/ssi.txt b/Documentation/powerpc/dts-bindings/fsl/ssi.txt index d100555d488a..a2d963998a65 100644 --- a/Documentation/powerpc/dts-bindings/fsl/ssi.txt +++ b/Documentation/powerpc/dts-bindings/fsl/ssi.txt @@ -24,6 +24,12 @@ Required properties: "rj-master" - r.j., SSI is clock master "ac97-slave" - AC97 mode, SSI is clock slave "ac97-master" - AC97 mode, SSI is clock master +- fsl,playback-dma: phandle to a node for the DMA channel to use for + playback of audio. This is typically dictated by SOC + design. See the notes below. +- fsl,capture-dma: phandle to a node for the DMA channel to use for + capture (recording) of audio. This is typically dictated + by SOC design. See the notes below. Optional properties: - codec-handle : phandle to a 'codec' node that defines an audio @@ -36,3 +42,20 @@ Child 'codec' node required properties: Child 'codec' node optional properties: - clock-frequency : The frequency of the input clock, which typically comes from an on-board dedicated oscillator. + +Notes on fsl,playback-dma and fsl,capture-dma: + +On SOCs that have an SSI, specific DMA channels are hard-wired for playback +and capture. On the MPC8610, for example, SSI1 must use DMA channel 0 for +playback and DMA channel 1 for capture. SSI2 must use DMA channel 2 for +playback and DMA channel 3 for capture. The developer can choose which +DMA controller to use, but the channels themselves are hard-wired. The +purpose of these two properties is to represent this hardware design. + +The device tree nodes for the DMA channels that are referenced by +"fsl,playback-dma" and "fsl,capture-dma" must be marked as compatible with +"fsl,ssi-dma-channel". The SOC-specific compatible string (e.g. +"fsl,mpc8610-dma-channel") can remain. If these nodes are left as +"fsl,elo-dma-channel" or "fsl,eloplus-dma-channel", then the generic Elo DMA +drivers (fsldma) will attempt to use them, and it will conflict with the +sound drivers. diff --git a/Documentation/powerpc/dts-bindings/fsl/tsec.txt b/Documentation/powerpc/dts-bindings/fsl/tsec.txt index 583ef6b56c43..cf55fa4112d2 100644 --- a/Documentation/powerpc/dts-bindings/fsl/tsec.txt +++ b/Documentation/powerpc/dts-bindings/fsl/tsec.txt @@ -24,46 +24,39 @@ Example: * Gianfar-compatible ethernet nodes -Required properties: +Properties: - device_type : Should be "network" - model : Model of the device. Can be "TSEC", "eTSEC", or "FEC" - compatible : Should be "gianfar" - reg : Offset and length of the register set for the device - - mac-address : List of bytes representing the ethernet address of + - local-mac-address : List of bytes representing the ethernet address of this controller - - interrupts : <a b> where a is the interrupt number and b is a - field that represents an encoding of the sense and level - information for the interrupt. This should be encoded based on - the information in section 2) depending on the type of interrupt - controller you have. - - interrupt-parent : the phandle for the interrupt controller that - services interrupts for this device. + - interrupts : For FEC devices, the first interrupt is the device's + interrupt. For TSEC and eTSEC devices, the first interrupt is + transmit, the second is receive, and the third is error. - phy-handle : The phandle for the PHY connected to this ethernet controller. - fixed-link : <a b c d e> where a is emulated phy id - choose any, but unique to the all specified fixed-links, b is duplex - 0 half, 1 full, c is link speed - d#10/d#100/d#1000, d is pause - 0 no pause, 1 pause, e is asym_pause - 0 no asym_pause, 1 asym_pause. - -Recommended properties: - - phy-connection-type : a string naming the controller/PHY interface type, i.e., "mii" (default), "rmii", "gmii", "rgmii", "rgmii-id", "sgmii", "tbi", or "rtbi". This property is only really needed if the connection is of type "rgmii-id", as all other connection types are detected by hardware. - + - fsl,magic-packet : If present, indicates that the hardware supports + waking up via magic packet. Example: ethernet@24000 { - #size-cells = <0>; device_type = "network"; model = "TSEC"; compatible = "gianfar"; - reg = <24000 1000>; - mac-address = [ 00 E0 0C 00 73 00 ]; - interrupts = <d 3 e 3 12 3>; - interrupt-parent = <40000>; - phy-handle = <2452000> + reg = <0x24000 0x1000>; + local-mac-address = [ 00 E0 0C 00 73 00 ]; + interrupts = <29 2 30 2 34 2>; + interrupt-parent = <&mpic>; + phy-handle = <&phy0> }; diff --git a/Documentation/powerpc/dts-bindings/fsl/upm-nand.txt b/Documentation/powerpc/dts-bindings/fsl/upm-nand.txt new file mode 100644 index 000000000000..84a04d5eb8e6 --- /dev/null +++ b/Documentation/powerpc/dts-bindings/fsl/upm-nand.txt @@ -0,0 +1,28 @@ +Freescale Localbus UPM programmed to work with NAND flash + +Required properties: +- compatible : "fsl,upm-nand". +- reg : should specify localbus chip select and size used for the chip. +- fsl,upm-addr-offset : UPM pattern offset for the address latch. +- fsl,upm-cmd-offset : UPM pattern offset for the command latch. +- gpios : may specify optional GPIO connected to the Ready-Not-Busy pin. + +Example: + +upm@1,0 { + compatible = "fsl,upm-nand"; + reg = <1 0 1>; + fsl,upm-addr-offset = <16>; + fsl,upm-cmd-offset = <8>; + gpios = <&qe_pio_e 18 0>; + + flash { + #address-cells = <1>; + #size-cells = <1>; + compatible = "..."; + + partition@0 { + ... + }; + }; +}; diff --git a/Documentation/powerpc/dts-bindings/gpio/led.txt b/Documentation/powerpc/dts-bindings/gpio/led.txt new file mode 100644 index 000000000000..ff51f4c0fa9d --- /dev/null +++ b/Documentation/powerpc/dts-bindings/gpio/led.txt @@ -0,0 +1,15 @@ +LED connected to GPIO + +Required properties: +- compatible : should be "gpio-led". +- label : (optional) the label for this LED. If omitted, the label is + taken from the node name (excluding the unit address). +- gpios : should specify LED GPIO. + +Example: + +led@0 { + compatible = "gpio-led"; + label = "hdd"; + gpios = <&mcu_pio 0 1>; +}; |