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| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/doc/device-tree-bindings/gpio/fsl,mpc83xx-spisel-boot.txt | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/doc/device-tree-bindings/gpio/fsl,mpc83xx-spisel-boot.txt')
| -rw-r--r-- | roms/u-boot/doc/device-tree-bindings/gpio/fsl,mpc83xx-spisel-boot.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/roms/u-boot/doc/device-tree-bindings/gpio/fsl,mpc83xx-spisel-boot.txt b/roms/u-boot/doc/device-tree-bindings/gpio/fsl,mpc83xx-spisel-boot.txt new file mode 100644 index 000000000..52d8bb0a5 --- /dev/null +++ b/roms/u-boot/doc/device-tree-bindings/gpio/fsl,mpc83xx-spisel-boot.txt @@ -0,0 +1,22 @@ +MPC83xx SPISEL_BOOT gpio controller + +Provide access to MPC83xx SPISEL_BOOT signal as a gpio to allow it to be +easily bound as a SPI controller chip select. + +The SPISEL_BOOT signal is always an output. + +Required properties: + +- compatible: must be "fsl,mpc83xx-spisel-boot" or "fsl,mpc8309-spisel-boot". +- reg: must point to the SPI_CS register in the SoC register map. +- ngpios: number of gpios provided by driver, normally 1. + +Example: + + spisel_boot: spisel_boot@14c { + compatible = "fsl,mpc8309-spisel-boot"; + reg = <0x14c 0x04>; + #gpio-cells = <2>; + device_type = "gpio"; + ngpios = <1>; + }; |