From 58598f5be4fc15070fcb95a2ff36b7b966c3dee7 Mon Sep 17 00:00:00 2001 From: Rob Herring Date: Thu, 3 Sep 2015 17:47:47 -0500 Subject: dt-bindings: consolidate eeprom bindings Create a top level eeprom binding directory and move several scattered binding files there. Signed-off-by: Rob Herring Cc: Pawel Moll Cc: Mark Rutland Cc: Ian Campbell Cc: Kumar Gala diff --git a/Documentation/devicetree/bindings/eeprom.txt b/Documentation/devicetree/bindings/eeprom.txt deleted file mode 100644 index 4342c10..0000000 --- a/Documentation/devicetree/bindings/eeprom.txt +++ /dev/null @@ -1,28 +0,0 @@ -EEPROMs (I2C) - -Required properties: - - - compatible : should be "," - If there is no specific driver for , a generic - driver based on is selected. Possible types are: - 24c00, 24c01, 24c02, 24c04, 24c08, 24c16, 24c32, 24c64, - 24c128, 24c256, 24c512, 24c1024, spd - - - reg : the I2C address of the EEPROM - -Optional properties: - - - pagesize : the length of the pagesize for writing. Please consult the - manual of your device, that value varies a lot. A wrong value - may result in data loss! If not specified, a safety value of - '1' is used which will be very slow. - - - read-only: this parameterless property disables writes to the eeprom - -Example: - -eeprom@52 { - compatible = "atmel,24c32"; - reg = <0x52>; - pagesize = <32>; -}; diff --git a/Documentation/devicetree/bindings/eeprom/at25.txt b/Documentation/devicetree/bindings/eeprom/at25.txt new file mode 100644 index 0000000..1d34471 --- /dev/null +++ b/Documentation/devicetree/bindings/eeprom/at25.txt @@ -0,0 +1,35 @@ +EEPROMs (SPI) compatible with Atmel at25. + +Required properties: +- compatible : "atmel,at25". +- reg : chip select number +- spi-max-frequency : max spi frequency to use +- pagesize : size of the eeprom page +- size : total eeprom size in bytes +- address-width : number of address bits (one of 8, 16, or 24) + +Optional properties: +- spi-cpha : SPI shifted clock phase, as per spi-bus bindings. +- spi-cpol : SPI inverse clock polarity, as per spi-bus bindings. +- read-only : this parameter-less property disables writes to the eeprom + +Obsolete legacy properties are can be used in place of "size", "pagesize", +"address-width", and "read-only": +- at25,byte-len : total eeprom size in bytes +- at25,addr-mode : addr-mode flags, as defined in include/linux/spi/eeprom.h +- at25,page-size : size of the eeprom page + +Additional compatible properties are also allowed. + +Example: + at25@0 { + compatible = "atmel,at25", "st,m95256"; + reg = <0> + spi-max-frequency = <5000000>; + spi-cpha; + spi-cpol; + + pagesize = <64>; + size = <32768>; + address-width = <16>; + }; diff --git a/Documentation/devicetree/bindings/eeprom/eeprom.txt b/Documentation/devicetree/bindings/eeprom/eeprom.txt new file mode 100644 index 0000000..4342c10 --- /dev/null +++ b/Documentation/devicetree/bindings/eeprom/eeprom.txt @@ -0,0 +1,28 @@ +EEPROMs (I2C) + +Required properties: + + - compatible : should be "," + If there is no specific driver for , a generic + driver based on is selected. Possible types are: + 24c00, 24c01, 24c02, 24c04, 24c08, 24c16, 24c32, 24c64, + 24c128, 24c256, 24c512, 24c1024, spd + + - reg : the I2C address of the EEPROM + +Optional properties: + + - pagesize : the length of the pagesize for writing. Please consult the + manual of your device, that value varies a lot. A wrong value + may result in data loss! If not specified, a safety value of + '1' is used which will be very slow. + + - read-only: this parameterless property disables writes to the eeprom + +Example: + +eeprom@52 { + compatible = "atmel,24c32"; + reg = <0x52>; + pagesize = <32>; +}; diff --git a/Documentation/devicetree/bindings/misc/at25.txt b/Documentation/devicetree/bindings/misc/at25.txt deleted file mode 100644 index 1d34471..0000000 --- a/Documentation/devicetree/bindings/misc/at25.txt +++ /dev/null @@ -1,35 +0,0 @@ -EEPROMs (SPI) compatible with Atmel at25. - -Required properties: -- compatible : "atmel,at25". -- reg : chip select number -- spi-max-frequency : max spi frequency to use -- pagesize : size of the eeprom page -- size : total eeprom size in bytes -- address-width : number of address bits (one of 8, 16, or 24) - -Optional properties: -- spi-cpha : SPI shifted clock phase, as per spi-bus bindings. -- spi-cpol : SPI inverse clock polarity, as per spi-bus bindings. -- read-only : this parameter-less property disables writes to the eeprom - -Obsolete legacy properties are can be used in place of "size", "pagesize", -"address-width", and "read-only": -- at25,byte-len : total eeprom size in bytes -- at25,addr-mode : addr-mode flags, as defined in include/linux/spi/eeprom.h -- at25,page-size : size of the eeprom page - -Additional compatible properties are also allowed. - -Example: - at25@0 { - compatible = "atmel,at25", "st,m95256"; - reg = <0> - spi-max-frequency = <5000000>; - spi-cpha; - spi-cpol; - - pagesize = <64>; - size = <32768>; - address-width = <16>; - }; -- cgit v0.10.2