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Diffstat (limited to 'dts/Bindings/spi/ti_qspi.txt')
| -rw-r--r-- | dts/Bindings/spi/ti_qspi.txt | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/dts/Bindings/spi/ti_qspi.txt b/dts/Bindings/spi/ti_qspi.txt new file mode 100644 index 0000000000..601a360531 --- /dev/null +++ b/dts/Bindings/spi/ti_qspi.txt @@ -0,0 +1,28 @@ +TI QSPI controller. + +Required properties: +- compatible : should be "ti,dra7xxx-qspi" or "ti,am4372-qspi". +- reg: Should contain QSPI registers location and length. +- reg-names: Should contain the resource reg names. + - qspi_base: Qspi configuration register Address space + - qspi_mmap: Memory mapped Address space + - (optional) qspi_ctrlmod: Control module Address space +- interrupts: should contain the qspi interrupt number. +- #address-cells, #size-cells : Must be present if the device has sub-nodes +- ti,hwmods: Name of the hwmod associated to the QSPI + +Recommended properties: +- spi-max-frequency: Definition as per + Documentation/devicetree/bindings/spi/spi-bus.txt + +Example: + +qspi: qspi@4b300000 { + compatible = "ti,dra7xxx-qspi"; + reg = <0x47900000 0x100>, <0x30000000 0x3ffffff>; + reg-names = "qspi_base", "qspi_mmap"; + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <25000000>; + ti,hwmods = "qspi"; +}; |