diff options
Diffstat (limited to 'Documentation/devicetree/bindings/spi/qcom,spi-geni-qcom.txt')
-rw-r--r-- | Documentation/devicetree/bindings/spi/qcom,spi-geni-qcom.txt | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/Documentation/devicetree/bindings/spi/qcom,spi-geni-qcom.txt b/Documentation/devicetree/bindings/spi/qcom,spi-geni-qcom.txt deleted file mode 100644 index c8c1e913f4e7..000000000000 --- a/Documentation/devicetree/bindings/spi/qcom,spi-geni-qcom.txt +++ /dev/null @@ -1,39 +0,0 @@ -GENI based Qualcomm Universal Peripheral (QUP) Serial Peripheral Interface (SPI) - -The QUP v3 core is a GENI based AHB slave that provides a common data path -(an output FIFO and an input FIFO) for serial peripheral interface (SPI) -mini-core. - -SPI in master mode supports up to 50MHz, up to four chip selects, programmable -data path from 4 bits to 32 bits and numerous protocol variants. - -Required properties: -- compatible: Must contain "qcom,geni-spi". -- reg: Must contain SPI register location and length. -- interrupts: Must contain SPI controller interrupts. -- clock-names: Must contain "se". -- clocks: Serial engine core clock needed by the device. -- #address-cells: Must be <1> to define a chip select address on - the SPI bus. -- #size-cells: Must be <0>. - -SPI Controller nodes must be child of GENI based Qualcomm Universal -Peripharal. Please refer GENI based QUP wrapper controller node bindings -described in Documentation/devicetree/bindings/soc/qcom/qcom,geni-se.yaml. - -SPI slave nodes must be children of the SPI master node and conform to SPI bus -binding as described in Documentation/devicetree/bindings/spi/spi-bus.txt. - -Example: - spi0: spi@a84000 { - compatible = "qcom,geni-spi"; - reg = <0xa84000 0x4000>; - interrupts = <GIC_SPI 354 IRQ_TYPE_LEVEL_HIGH>; - clock-names = "se"; - clocks = <&clock_gcc GCC_QUPV3_WRAP0_S0_CLK>; - pinctrl-names = "default", "sleep"; - pinctrl-0 = <&qup_1_spi_2_active>; - pinctrl-1 = <&qup_1_spi_2_sleep>; - #address-cells = <1>; - #size-cells = <0>; - }; |