diff options
Diffstat (limited to 'Documentation/powerpc')
| -rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/cpm_qe/qe/firmware.txt | 2 | ||||
| -rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/dma.txt | 34 | ||||
| -rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/esdhc.txt | 24 | ||||
| -rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/ssi.txt | 68 | ||||
| -rw-r--r-- | Documentation/powerpc/dts-bindings/fsl/tsec.txt | 6 | ||||
| -rw-r--r-- | Documentation/powerpc/dts-bindings/gpio/led.txt | 46 | ||||
| -rw-r--r-- | Documentation/powerpc/dts-bindings/mmc-spi-slot.txt | 23 |
7 files changed, 148 insertions, 55 deletions
diff --git a/Documentation/powerpc/dts-bindings/fsl/cpm_qe/qe/firmware.txt b/Documentation/powerpc/dts-bindings/fsl/cpm_qe/qe/firmware.txt index 6c238f59b2a..249db3a15d1 100644 --- a/Documentation/powerpc/dts-bindings/fsl/cpm_qe/qe/firmware.txt +++ b/Documentation/powerpc/dts-bindings/fsl/cpm_qe/qe/firmware.txt @@ -1,6 +1,6 @@ * Uploaded QE firmware - If a new firwmare has been uploaded to the QE (usually by the + If a new firmware has been uploaded to the QE (usually by the boot loader), then a 'firmware' child node should be added to the QE node. This node provides information on the uploaded firmware that device drivers may need. diff --git a/Documentation/powerpc/dts-bindings/fsl/dma.txt b/Documentation/powerpc/dts-bindings/fsl/dma.txt index cc453110fc4..0732cdd05ba 100644 --- a/Documentation/powerpc/dts-bindings/fsl/dma.txt +++ b/Documentation/powerpc/dts-bindings/fsl/dma.txt @@ -35,30 +35,30 @@ Example: #address-cells = <1>; #size-cells = <1>; compatible = "fsl,mpc8349-dma", "fsl,elo-dma"; - reg = <82a8 4>; - ranges = <0 8100 1a4>; + reg = <0x82a8 4>; + ranges = <0 0x8100 0x1a4>; interrupt-parent = <&ipic>; - interrupts = <47 8>; + interrupts = <71 8>; cell-index = <0>; dma-channel@0 { compatible = "fsl,mpc8349-dma-channel", "fsl,elo-dma-channel"; cell-index = <0>; - reg = <0 80>; + reg = <0 0x80>; }; dma-channel@80 { compatible = "fsl,mpc8349-dma-channel", "fsl,elo-dma-channel"; cell-index = <1>; - reg = <80 80>; + reg = <0x80 0x80>; }; dma-channel@100 { compatible = "fsl,mpc8349-dma-channel", "fsl,elo-dma-channel"; cell-index = <2>; - reg = <100 80>; + reg = <0x100 0x80>; }; dma-channel@180 { compatible = "fsl,mpc8349-dma-channel", "fsl,elo-dma-channel"; cell-index = <3>; - reg = <180 80>; + reg = <0x180 0x80>; }; }; @@ -93,36 +93,36 @@ Example: #address-cells = <1>; #size-cells = <1>; compatible = "fsl,mpc8540-dma", "fsl,eloplus-dma"; - reg = <21300 4>; - ranges = <0 21100 200>; + reg = <0x21300 4>; + ranges = <0 0x21100 0x200>; cell-index = <0>; dma-channel@0 { compatible = "fsl,mpc8540-dma-channel", "fsl,eloplus-dma-channel"; - reg = <0 80>; + reg = <0 0x80>; cell-index = <0>; interrupt-parent = <&mpic>; - interrupts = <14 2>; + interrupts = <20 2>; }; dma-channel@80 { compatible = "fsl,mpc8540-dma-channel", "fsl,eloplus-dma-channel"; - reg = <80 80>; + reg = <0x80 0x80>; cell-index = <1>; interrupt-parent = <&mpic>; - interrupts = <15 2>; + interrupts = <21 2>; }; dma-channel@100 { compatible = "fsl,mpc8540-dma-channel", "fsl,eloplus-dma-channel"; - reg = <100 80>; + reg = <0x100 0x80>; cell-index = <2>; interrupt-parent = <&mpic>; - interrupts = <16 2>; + interrupts = <22 2>; }; dma-channel@180 { compatible = "fsl,mpc8540-dma-channel", "fsl,eloplus-dma-channel"; - reg = <180 80>; + reg = <0x180 0x80>; cell-index = <3>; interrupt-parent = <&mpic>; - interrupts = <17 2>; + interrupts = <23 2>; }; }; diff --git a/Documentation/powerpc/dts-bindings/fsl/esdhc.txt b/Documentation/powerpc/dts-bindings/fsl/esdhc.txt new file mode 100644 index 00000000000..60084655776 --- /dev/null +++ b/Documentation/powerpc/dts-bindings/fsl/esdhc.txt @@ -0,0 +1,24 @@ +* Freescale Enhanced Secure Digital Host Controller (eSDHC) + +The Enhanced Secure Digital Host Controller provides an interface +for MMC, SD, and SDIO types of memory cards. + +Required properties: + - compatible : should be + "fsl,<chip>-esdhc", "fsl,mpc8379-esdhc" for MPC83xx processors. + "fsl,<chip>-esdhc", "fsl,mpc8536-esdhc" for MPC85xx processors. + - reg : should contain eSDHC registers location and length. + - interrupts : should contain eSDHC interrupt. + - interrupt-parent : interrupt source phandle. + - clock-frequency : specifies eSDHC base clock frequency. + +Example: + +sdhci@2e000 { + compatible = "fsl,mpc8378-esdhc", "fsl,mpc8379-esdhc"; + reg = <0x2e000 0x1000>; + interrupts = <42 0x8>; + interrupt-parent = <&ipic>; + /* Filled in by U-Boot */ + clock-frequency = <0>; +}; diff --git a/Documentation/powerpc/dts-bindings/fsl/ssi.txt b/Documentation/powerpc/dts-bindings/fsl/ssi.txt index a2d963998a6..5ff76c9c57d 100644 --- a/Documentation/powerpc/dts-bindings/fsl/ssi.txt +++ b/Documentation/powerpc/dts-bindings/fsl/ssi.txt @@ -4,44 +4,56 @@ The SSI is a serial device that communicates with audio codecs. It can be programmed in AC97, I2S, left-justified, or right-justified modes. Required properties: -- compatible : compatible list, containing "fsl,ssi" -- cell-index : the SSI, <0> = SSI1, <1> = SSI2, and so on -- 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. -- fsl,mode : the operating mode for the SSI interface - "i2s-slave" - I2S mode, SSI is clock slave - "i2s-master" - I2S mode, SSI is clock master - "lj-slave" - left-justified mode, SSI is clock slave - "lj-master" - l.j. mode, SSI is clock master - "rj-slave" - right-justified mode, SSI is clock slave - "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 +- compatible: Compatible list, contains "fsl,ssi". +- cell-index: The SSI, <0> = SSI1, <1> = SSI2, and so on. +- 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. +- fsl,mode: The operating mode for the SSI interface. + "i2s-slave" - I2S mode, SSI is clock slave + "i2s-master" - I2S mode, SSI is clock master + "lj-slave" - left-justified mode, SSI is clock slave + "lj-master" - l.j. mode, SSI is clock master + "rj-slave" - right-justified mode, SSI is clock slave + "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 +- 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. +- fsl,fifo-depth: The number of elements in the transmit and receive FIFOs. + This number is the maximum allowed value for SFCSR[TFWM0]. +- fsl,ssi-asynchronous: + If specified, the SSI is to be programmed in asynchronous + mode. In this mode, pins SRCK, STCK, SRFS, and STFS must + all be connected to valid signals. In synchronous mode, + SRCK and SRFS are ignored. Asynchronous mode allows + playback and capture to use different sample sizes and + sample rates. Some drivers may require that SRCK and STCK + be connected together, and SRFS and STFS be connected + together. This would still allow different sample sizes, + but not different sample rates. Optional properties: -- codec-handle : phandle to a 'codec' node that defines an audio - codec connected to this SSI. This node is typically - a child of an I2C or other control node. +- codec-handle: Phandle to a 'codec' node that defines an audio + codec connected to this SSI. This node is typically + a child of an I2C or other control node. Child 'codec' node required properties: -- compatible : compatible list, contains the name of the codec +- compatible: Compatible list, contains the name of the codec Child 'codec' node optional properties: -- clock-frequency : The frequency of the input clock, which typically - comes from an on-board dedicated oscillator. +- 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: diff --git a/Documentation/powerpc/dts-bindings/fsl/tsec.txt b/Documentation/powerpc/dts-bindings/fsl/tsec.txt index 7fa4b27574b..edb7ae19e86 100644 --- a/Documentation/powerpc/dts-bindings/fsl/tsec.txt +++ b/Documentation/powerpc/dts-bindings/fsl/tsec.txt @@ -56,6 +56,12 @@ Properties: hardware. - fsl,magic-packet : If present, indicates that the hardware supports waking up via magic packet. + - bd-stash : If present, indicates that the hardware supports stashing + buffer descriptors in the L2. + - rx-stash-len : Denotes the number of bytes of a received buffer to stash + in the L2. + - rx-stash-idx : Denotes the index of the first byte from the received + buffer to stash in the L2. Example: ethernet@24000 { diff --git a/Documentation/powerpc/dts-bindings/gpio/led.txt b/Documentation/powerpc/dts-bindings/gpio/led.txt index ff51f4c0fa9..4fe14deedc0 100644 --- a/Documentation/powerpc/dts-bindings/gpio/led.txt +++ b/Documentation/powerpc/dts-bindings/gpio/led.txt @@ -1,15 +1,43 @@ -LED connected to GPIO +LEDs connected to GPIO lines Required properties: -- compatible : should be "gpio-led". -- label : (optional) the label for this LED. If omitted, the label is +- compatible : should be "gpio-leds". + +Each LED is represented as a sub-node of the gpio-leds device. Each +node's name represents the name of the corresponding LED. + +LED sub-node properties: +- gpios : Should specify the LED's GPIO, see "Specifying GPIO information + for devices" in Documentation/powerpc/booting-without-of.txt. Active + low LEDs should be indicated using flags in the GPIO specifier. +- 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. +- linux,default-trigger : (optional) This parameter, if present, is a + string defining the trigger assigned to the LED. Current triggers are: + "backlight" - LED will act as a back-light, controlled by the framebuffer + system + "default-on" - LED will turn on + "heartbeat" - LED "double" flashes at a load average based rate + "ide-disk" - LED indicates disk activity + "timer" - LED flashes at a fixed, configurable rate -Example: +Examples: -led@0 { - compatible = "gpio-led"; - label = "hdd"; - gpios = <&mcu_pio 0 1>; +leds { + compatible = "gpio-leds"; + hdd { + label = "IDE Activity"; + gpios = <&mcu_pio 0 1>; /* Active low */ + linux,default-trigger = "ide-disk"; + }; }; + +run-control { + compatible = "gpio-leds"; + red { + gpios = <&mpc8572 6 0>; + }; + green { + gpios = <&mpc8572 7 0>; + }; +} diff --git a/Documentation/powerpc/dts-bindings/mmc-spi-slot.txt b/Documentation/powerpc/dts-bindings/mmc-spi-slot.txt new file mode 100644 index 00000000000..c39ac289195 --- /dev/null +++ b/Documentation/powerpc/dts-bindings/mmc-spi-slot.txt @@ -0,0 +1,23 @@ +MMC/SD/SDIO slot directly connected to a SPI bus + +Required properties: +- compatible : should be "mmc-spi-slot". +- reg : should specify SPI address (chip-select number). +- spi-max-frequency : maximum frequency for this device (Hz). +- voltage-ranges : two cells are required, first cell specifies minimum + slot voltage (mV), second cell specifies maximum slot voltage (mV). + Several ranges could be specified. +- gpios : (optional) may specify GPIOs in this order: Card-Detect GPIO, + Write-Protect GPIO. + +Example: + + mmc-slot@0 { + compatible = "fsl,mpc8323rdb-mmc-slot", + "mmc-spi-slot"; + reg = <0>; + gpios = <&qe_pio_d 14 1 + &qe_pio_d 15 0>; + voltage-ranges = <3300 3300>; + spi-max-frequency = <50000000>; + }; |