diff options
Diffstat (limited to 'Documentation/devicetree/bindings')
11 files changed, 518 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/arm/atmel-aic.txt b/Documentation/devicetree/bindings/arm/atmel-aic.txt index ad031211b5b8..2742e9cfd6b1 100644 --- a/Documentation/devicetree/bindings/arm/atmel-aic.txt +++ b/Documentation/devicetree/bindings/arm/atmel-aic.txt @@ -2,6 +2,7 @@ Required properties: - compatible: Should be "atmel,<chip>-aic" + <chip> can be "at91rm9200" or "sama5d3" - interrupt-controller: Identifies the node as an interrupt controller. - interrupt-parent: For single AIC system, it is an empty property. - #interrupt-cells: The number of cells to define the interrupts. It should be 3. diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt index 1196290082d1..d2170e780f0b 100644 --- a/Documentation/devicetree/bindings/arm/atmel-at91.txt +++ b/Documentation/devicetree/bindings/arm/atmel-at91.txt @@ -50,7 +50,8 @@ Example: }; RAMC SDRAM/DDR Controller required properties: -- compatible: Should be "atmel,at91sam9260-sdramc", +- compatible: Should be "atmel,at91rm9200-sdramc", + "atmel,at91sam9260-sdramc", "atmel,at91sam9g45-ddramc", - reg: Should contain registers location and length For at91sam9263 and at91sam9g45 you must specify 2 entries. diff --git a/Documentation/devicetree/bindings/arm/firmware/tlm,trusted-foundations.txt b/Documentation/devicetree/bindings/arm/firmware/tlm,trusted-foundations.txt new file mode 100644 index 000000000000..780d0392a66b --- /dev/null +++ b/Documentation/devicetree/bindings/arm/firmware/tlm,trusted-foundations.txt @@ -0,0 +1,20 @@ +Trusted Foundations +------------------- + +Boards that use the Trusted Foundations secure monitor can signal its +presence by declaring a node compatible with "tlm,trusted-foundations" +under the /firmware/ node + +Required properties: +- compatible: "tlm,trusted-foundations" +- tlm,version-major: major version number of Trusted Foundations firmware +- tlm,version-minor: minor version number of Trusted Foundations firmware + +Example: + firmware { + trusted-foundations { + compatible = "tlm,trusted-foundations"; + tlm,version-major = <2>; + tlm,version-minor = <8>; + }; + }; diff --git a/Documentation/devicetree/bindings/arm/tegra.txt b/Documentation/devicetree/bindings/arm/tegra.txt index ed9c85334436..558ed4b4ef39 100644 --- a/Documentation/devicetree/bindings/arm/tegra.txt +++ b/Documentation/devicetree/bindings/arm/tegra.txt @@ -32,3 +32,8 @@ board-specific compatible values: nvidia,whistler toradex,colibri_t20-512 toradex,iris + +Trusted Foundations +------------------------------------------- +Tegra supports the Trusted Foundation secure monitor. See the +"tlm,trusted-foundations" binding's documentation for more details. diff --git a/Documentation/devicetree/bindings/clock/at91-clock.txt b/Documentation/devicetree/bindings/clock/at91-clock.txt new file mode 100644 index 000000000000..cd5e23912888 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/at91-clock.txt @@ -0,0 +1,339 @@ +Device Tree Clock bindings for arch-at91 + +This binding uses the common clock binding[1]. + +[1] Documentation/devicetree/bindings/clock/clock-bindings.txt + +Required properties: +- compatible : shall be one of the following: + "atmel,at91rm9200-pmc" or + "atmel,at91sam9g45-pmc" or + "atmel,at91sam9n12-pmc" or + "atmel,at91sam9x5-pmc" or + "atmel,sama5d3-pmc": + at91 PMC (Power Management Controller) + All at91 specific clocks (clocks defined below) must be child + node of the PMC node. + + "atmel,at91rm9200-clk-main": + at91 main oscillator + + "atmel,at91rm9200-clk-master" or + "atmel,at91sam9x5-clk-master": + at91 master clock + + "atmel,at91sam9x5-clk-peripheral" or + "atmel,at91rm9200-clk-peripheral": + at91 peripheral clocks + + "atmel,at91rm9200-clk-pll" or + "atmel,at91sam9g45-clk-pll" or + "atmel,at91sam9g20-clk-pllb" or + "atmel,sama5d3-clk-pll": + at91 pll clocks + + "atmel,at91sam9x5-clk-plldiv": + at91 plla divisor + + "atmel,at91rm9200-clk-programmable" or + "atmel,at91sam9g45-clk-programmable" or + "atmel,at91sam9x5-clk-programmable": + at91 programmable clocks + + "atmel,at91sam9x5-clk-smd": + at91 SMD (Soft Modem) clock + + "atmel,at91rm9200-clk-system": + at91 system clocks + + "atmel,at91rm9200-clk-usb" or + "atmel,at91sam9x5-clk-usb" or + "atmel,at91sam9n12-clk-usb": + at91 usb clock + + "atmel,at91sam9x5-clk-utmi": + at91 utmi clock + +Required properties for PMC node: +- reg : defines the IO memory reserved for the PMC. +- #size-cells : shall be 0 (reg is used to encode clk id). +- #address-cells : shall be 1 (reg is used to encode clk id). +- interrupts : shall be set to PMC interrupt line. +- interrupt-controller : tell that the PMC is an interrupt controller. +- #interrupt-cells : must be set to 1. The first cell encodes the interrupt id, + and reflect the bit position in the PMC_ER/DR/SR registers. + You can use the dt macros defined in dt-bindings/clk/at91.h. + 0 (AT91_PMC_MOSCS) -> main oscillator ready + 1 (AT91_PMC_LOCKA) -> PLL A ready + 2 (AT91_PMC_LOCKB) -> PLL B ready + 3 (AT91_PMC_MCKRDY) -> master clock ready + 6 (AT91_PMC_LOCKU) -> UTMI PLL clock ready + 8 .. 15 (AT91_PMC_PCKRDY(id)) -> programmable clock ready + 16 (AT91_PMC_MOSCSELS) -> main oscillator selected + 17 (AT91_PMC_MOSCRCS) -> RC main oscillator stabilized + 18 (AT91_PMC_CFDEV) -> clock failure detected + +For example: + pmc: pmc@fffffc00 { + compatible = "atmel,sama5d3-pmc"; + interrupts = <1 4 7>; + interrupt-controller; + #interrupt-cells = <2>; + #size-cells = <0>; + #address-cells = <1>; + + /* put at91 clocks here */ + }; + +Required properties for main clock: +- interrupt-parent : must reference the PMC node. +- interrupts : shall be set to "<0>". +- #clock-cells : from common clock binding; shall be set to 0. +- clocks (optional if clock-frequency is provided) : shall be the slow clock + phandle. This clock is used to calculate the main clock rate if + "clock-frequency" is not provided. +- clock-frequency : the main oscillator frequency.Prefer the use of + "clock-frequency" over automatic clock rate calculation. + +For example: + main: mainck { + compatible = "atmel,at91rm9200-clk-main"; + interrupt-parent = <&pmc>; + interrupts = <0>; + #clock-cells = <0>; + clocks = <&ck32k>; + clock-frequency = <18432000>; + }; + +Required properties for master clock: +- interrupt-parent : must reference the PMC node. +- interrupts : shall be set to "<3>". +- #clock-cells : from common clock binding; shall be set to 0. +- clocks : shall be the master clock sources (see atmel datasheet) phandles. + e.g. "<&ck32k>, <&main>, <&plla>, <&pllb>". +- atmel,clk-output-range : minimum and maximum clock frequency (two u32 + fields). + e.g. output = <0 133000000>; <=> 0 to 133MHz. +- atmel,clk-divisors : master clock divisors table (four u32 fields). + 0 <=> reserved value. + e.g. divisors = <1 2 4 6>; +- atmel,master-clk-have-div3-pres : some SoC use the reserved value 7 in the + PRES field as CLOCK_DIV3 (e.g sam9x5). + +For example: + mck: mck { + compatible = "atmel,at91rm9200-clk-master"; + interrupt-parent = <&pmc>; + interrupts = <3>; + #clock-cells = <0>; + atmel,clk-output-range = <0 133000000>; + atmel,clk-divisors = <1 2 4 0>; + }; + +Required properties for peripheral clocks: +- #size-cells : shall be 0 (reg is used to encode clk id). +- #address-cells : shall be 1 (reg is used to encode clk id). +- clocks : shall be the master clock phandle. + e.g. clocks = <&mck>; +- name: device tree node describing a specific system clock. + * #clock-cells : from common clock binding; shall be set to 0. + * reg: peripheral id. See Atmel's datasheets to get a full + list of peripheral ids. + * atmel,clk-output-range : minimum and maximum clock frequency + (two u32 fields). Only valid on at91sam9x5-clk-peripheral + compatible IPs. + +For example: + periph: periphck { + compatible = "atmel,at91sam9x5-clk-peripheral"; + #size-cells = <0>; + #address-cells = <1>; + clocks = <&mck>; + + ssc0_clk { + #clock-cells = <0>; + reg = <2>; + atmel,clk-output-range = <0 133000000>; + }; + + usart0_clk { + #clock-cells = <0>; + reg = <3>; + atmel,clk-output-range = <0 66000000>; + }; + }; + + +Required properties for pll clocks: +- interrupt-parent : must reference the PMC node. +- interrupts : shall be set to "<1>". +- #clock-cells : from common clock binding; shall be set to 0. +- clocks : shall be the main clock phandle. +- reg : pll id. + 0 -> PLL A + 1 -> PLL B +- atmel,clk-input-range : minimum and maximum source clock frequency (two u32 + fields). + e.g. input = <1 32000000>; <=> 1 to 32MHz. +- #atmel,pll-clk-output-range-cells : number of cells reserved for pll output + range description. Sould be set to 2, 3 + or 4. + * 1st and 2nd cells represent the frequency range (min-max). + * 3rd cell is optional and represents the OUT field value for the given + range. + * 4th cell is optional and represents the ICPLL field (PLLICPR + register) +- atmel,pll-clk-output-ranges : pll output frequency ranges + optional parameter + depending on #atmel,pll-output-range-cells + property value. + +For example: + plla: pllack { + compatible = "atmel,at91sam9g45-clk-pll"; + interrupt-parent = <&pmc>; + interrupts = <1>; + #clock-cells = <0>; + clocks = <&main>; + reg = <0>; + atmel,clk-input-range = <2000000 32000000>; + #atmel,pll-clk-output-range-cells = <4>; + atmel,pll-clk-output-ranges = <74500000 800000000 0 0 + 69500000 750000000 1 0 + 64500000 700000000 2 0 + 59500000 650000000 3 0 + 54500000 600000000 0 1 + 49500000 550000000 1 1 + 44500000 500000000 2 1 + 40000000 450000000 3 1>; + }; + +Required properties for plldiv clocks (plldiv = pll / 2): +- #clock-cells : from common clock binding; shall be set to 0. +- clocks : shall be the plla clock phandle. + +The pll divisor is equal to 2 and cannot be changed. + +For example: + plladiv: plladivck { + compatible = "atmel,at91sam9x5-clk-plldiv"; + #clock-cells = <0>; + clocks = <&plla>; + }; + +Required properties for programmable clocks: +- interrupt-parent : must reference the PMC node. +- #size-cells : shall be 0 (reg is used to encode clk id). +- #address-cells : shall be 1 (reg is used to encode clk id). +- clocks : shall be the programmable clock source phandles. + e.g. clocks = <&clk32k>, <&main>, <&plla>, <&pllb>; +- name: device tree node describing a specific prog clock. + * #clock-cells : from common clock binding; shall be set to 0. + * reg : programmable clock id (register offset from PCKx + register). + * interrupts : shall be set to "<(8 + id)>". + +For example: + prog: progck { + compatible = "atmel,at91sam9g45-clk-programmable"; + #size-cells = <0>; + #address-cells = <1>; + interrupt-parent = <&pmc>; + clocks = <&clk32k>, <&main>, <&plladiv>, <&utmi>, <&mck>; + + prog0 { + #clock-cells = <0>; + reg = <0>; + interrupts = <8>; + }; + + prog1 { + #clock-cells = <0>; + reg = <1>; + interrupts = <9>; + }; + }; + + +Required properties for smd clock: +- #clock-cells : from common clock binding; shall be set to 0. +- clocks : shall be the smd clock source phandles. + e.g. clocks = <&plladiv>, <&utmi>; + +For example: + smd: smdck { + compatible = "atmel,at91sam9x5-clk-smd"; + #clock-cells = <0>; + clocks = <&plladiv>, <&utmi>; + }; + +Required properties for system clocks: +- #size-cells : shall be 0 (reg is used to encode clk id). +- #address-cells : shall be 1 (reg is used to encode clk id). +- name: device tree node describing a specific system clock. + * #clock-cells : from common clock binding; shall be set to 0. + * reg: system clock id (bit position in SCER/SCDR/SCSR registers). + See Atmel's datasheet to get a full list of system clock ids. + +For example: + system: systemck { + compatible = "atmel,at91rm9200-clk-system"; + #address-cells = <1>; + #size-cells = <0>; + + ddrck { + #clock-cells = <0>; + reg = <2>; + clocks = <&mck>; + }; + + uhpck { + #clock-cells = <0>; + reg = <6>; + clocks = <&usb>; + }; + + udpck { + #clock-cells = <0>; + reg = <7>; + clocks = <&usb>; + }; + }; + + +Required properties for usb clock: +- #clock-cells : from common clock binding; shall be set to 0. +- clocks : shall be the smd clock source phandles. + e.g. clocks = <&pllb>; +- atmel,clk-divisors (only available for "atmel,at91rm9200-clk-usb"): + usb clock divisor table. + e.g. divisors = <1 2 4 0>; + +For example: + usb: usbck { + compatible = "atmel,at91sam9x5-clk-usb"; + #clock-cells = <0>; + clocks = <&plladiv>, <&utmi>; + }; + + usb: usbck { + compatible = "atmel,at91rm9200-clk-usb"; + #clock-cells = <0>; + clocks = <&pllb>; + atmel,clk-divisors = <1 2 4 0>; + }; + + +Required properties for utmi clock: +- interrupt-parent : must reference the PMC node. +- interrupts : shall be set to "<AT91_PMC_LOCKU IRQ_TYPE_LEVEL_HIGH>". +- #clock-cells : from common clock binding; shall be set to 0. +- clocks : shall be the main clock source phandle. + +For example: + utmi: utmick { + compatible = "atmel,at91sam9x5-clk-utmi"; + interrupt-parent = <&pmc>; + interrupts = <AT91_PMC_LOCKU IRQ_TYPE_LEVEL_HIGH>; + #clock-cells = <0>; + clocks = <&main>; + }; diff --git a/Documentation/devicetree/bindings/crypto/atmel-crypto.txt b/Documentation/devicetree/bindings/crypto/atmel-crypto.txt new file mode 100644 index 000000000000..f2aab3dc2b52 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/atmel-crypto.txt @@ -0,0 +1,68 @@ +* Atmel HW cryptographic accelerators + +These are the HW cryptographic accelerators found on some Atmel products. + +* Advanced Encryption Standard (AES) + +Required properties: +- compatible : Should be "atmel,at91sam9g46-aes". +- reg: Should contain AES registers location and length. +- interrupts: Should contain the IRQ line for the AES. +- dmas: List of two DMA specifiers as described in + atmel-dma.txt and dma.txt files. +- dma-names: Contains one identifier string for each DMA specifier + in the dmas property. + +Example: +aes@f8038000 { + compatible = "atmel,at91sam9g46-aes"; + reg = <0xf8038000 0x100>; + interrupts = <43 4 0>; + dmas = <&dma1 2 18>, + <&dma1 2 19>; + dma-names = "tx", "rx"; + +* Triple Data Encryption Standard (Triple DES) + +Required properties: +- compatible : Should be "atmel,at91sam9g46-tdes". +- reg: Should contain TDES registers location and length. +- interrupts: Should contain the IRQ line for the TDES. + +Optional properties: +- dmas: List of two DMA specifiers as described in + atmel-dma.txt and dma.txt files. +- dma-names: Contains one identifier string for each DMA specifier + in the dmas property. + +Example: +tdes@f803c000 { + compatible = "atmel,at91sam9g46-tdes"; + reg = <0xf803c000 0x100>; + interrupts = <44 4 0>; + dmas = <&dma1 2 20>, + <&dma1 2 21>; + dma-names = "tx", "rx"; +}; + +* Secure Hash Algorithm (SHA) + +Required properties: +- compatible : Should be "atmel,at91sam9g46-sha". +- reg: Should contain SHA registers location and length. +- interrupts: Should contain the IRQ line for the SHA. + +Optional properties: +- dmas: One DMA specifiers as described in + atmel-dma.txt and dma.txt files. +- dma-names: Contains one identifier string for each DMA specifier + in the dmas property. Only one "tx" string needed. + +Example: +sha@f8034000 { + compatible = "atmel,at91sam9g46-sha"; + reg = <0xf8034000 0x100>; + interrupts = <42 4 0>; + dmas = <&dma1 2 17>; + dma-names = "tx"; +}; diff --git a/Documentation/devicetree/bindings/i2c/i2c-omap.txt b/Documentation/devicetree/bindings/i2c/i2c-omap.txt index 56564aa4b444..7e49839d4124 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-omap.txt +++ b/Documentation/devicetree/bindings/i2c/i2c-omap.txt @@ -1,7 +1,8 @@ I2C for OMAP platforms Required properties : -- compatible : Must be "ti,omap3-i2c" or "ti,omap4-i2c" +- compatible : Must be "ti,omap2420-i2c", "ti,omap2430-i2c", "ti,omap3-i2c" + or "ti,omap4-i2c" - ti,hwmods : Must be "i2c<n>", n being the instance number (1-based) - #address-cells = <1>; - #size-cells = <0>; diff --git a/Documentation/devicetree/bindings/rng/qcom,prng.txt b/Documentation/devicetree/bindings/rng/qcom,prng.txt new file mode 100644 index 000000000000..8e5853c2879b --- /dev/null +++ b/Documentation/devicetree/bindings/rng/qcom,prng.txt @@ -0,0 +1,17 @@ +Qualcomm MSM pseudo random number generator. + +Required properties: + +- compatible : should be "qcom,prng" +- reg : specifies base physical address and size of the registers map +- clocks : phandle to clock-controller plus clock-specifier pair +- clock-names : "core" clocks all registers, FIFO and circuits in PRNG IP block + +Example: + + rng@f9bff000 { + compatible = "qcom,prng"; + reg = <0xf9bff000 0x200>; + clocks = <&clock GCC_PRNG_AHB_CLK>; + clock-names = "core"; + }; diff --git a/Documentation/devicetree/bindings/rtc/sunxi-rtc.txt b/Documentation/devicetree/bindings/rtc/sunxi-rtc.txt new file mode 100644 index 000000000000..7cb9dbf34878 --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/sunxi-rtc.txt @@ -0,0 +1,17 @@ +* sun4i/sun7i Real Time Clock + +RTC controller for the Allwinner A10/A20 + +Required properties: +- compatible : Should be "allwinner,sun4i-rtc" or "allwinner,sun7i-a20-rtc" +- reg: physical base address of the controller and length of memory mapped + region. +- interrupts: IRQ line for the RTC. + +Example: + +rtc: rtc@01c20d00 { + compatible = "allwinner,sun4i-rtc"; + reg = <0x01c20d00 0x20>; + interrupts = <24>; +}; diff --git a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt new file mode 100644 index 000000000000..f372cf29068d --- /dev/null +++ b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt @@ -0,0 +1,46 @@ +* Renesas SH-Mobile Serial Communication Interface + +Required properties: + + - compatible: Must contain one of the following: + + - "renesas,scif-r8a7790" for R8A7790 (R-Car H2) SCIF compatible UART. + - "renesas,scifa-r8a7790" for R8A7790 (R-Car H2) SCIFA compatible UART. + - "renesas,scifb-r8a7790" for R8A7790 (R-Car H2) SCIFB compatible UART. + - "renesas,hscif-r8a7790" for R8A7790 (R-Car H2) HSCIF compatible UART. + - "renesas,scif-r8a7791" for R8A7791 (R-Car M2) SCIF compatible UART. + - "renesas,scifa-r8a7791" for R8A7791 (R-Car M2) SCIFA compatible UART. + - "renesas,scifb-r8a7791" for R8A7791 (R-Car M2) SCIFB compatible UART. + - "renesas,hscif-r8a7791" for R8A7791 (R-Car M2) HSCIF compatible UART. + - "renesas,scif" for generic SCIF compatible UART. + - "renesas,scifa" for generic SCIFA compatible UART. + - "renesas,scifb" for generic SCIFB compatible UART. + - "renesas,hscif" for generic HSCIF compatible UART. + + When compatible with the generic version, nodes must list the + SoC-specific version corresponding to the platform first followed by the + generic version. + + - reg: Base address and length of the I/O registers used by the UART. + - interrupts: Must contain an interrupt-specifier for the SCIx interrupt. + + - clocks: Must contain a phandle and clock-specifier pair for each entry + in clock-names. + - clock-names: Must contain "sci_ick" for the SCIx UART interface clock. + +Note: Each enabled SCIx UART should have an alias correctly numbered in the +"aliases" node. + +Example: + aliases { + serial0 = &scifa0; + }; + + scifa0: serial@e6c40000 { + compatible = "renesas,scifa-r8a7790", "renesas,scifa-generic"; + reg = <0 0xe6c40000 0 64>; + interrupt-parent = <&gic>; + interrupts = <0 144 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&mstp2_clks R8A7790_CLK_SCIFA0>; + clock-names = "sci_ick"; + }; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index 507761a22867..4da33c407de1 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -72,6 +72,7 @@ st STMicroelectronics ste ST-Ericsson stericsson ST-Ericsson ti Texas Instruments +tlm Trusted Logic Mobility toshiba Toshiba Corporation toumaz Toumaz v3 V3 Semiconductor |