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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2020-07-21 19:02:33 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2020-07-21 19:02:33 -0700 |
commit | 9b031c86506cef9acae45e61339fcf9deaabb793 (patch) | |
tree | 9095d638ba9384f86df8d61dcf1f129c082481e1 /Documentation/devicetree/bindings/spi/spi-rockchip.txt | |
parent | 53aab92dec447f93489e07924e310d605a389dea (diff) | |
parent | 04d5ce620f794f1df69b5f1b9ad62910fea547f1 (diff) | |
download | linux-9b031c86506cef9acae45e61339fcf9deaabb793.tar.bz2 |
Merge branch 'elan-i2c' into next
Bring in update to Elan touchpad driver to support newer touchpads with
higher resolution.
Diffstat (limited to 'Documentation/devicetree/bindings/spi/spi-rockchip.txt')
-rw-r--r-- | Documentation/devicetree/bindings/spi/spi-rockchip.txt | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/Documentation/devicetree/bindings/spi/spi-rockchip.txt b/Documentation/devicetree/bindings/spi/spi-rockchip.txt deleted file mode 100644 index a0edac12d8df..000000000000 --- a/Documentation/devicetree/bindings/spi/spi-rockchip.txt +++ /dev/null @@ -1,58 +0,0 @@ -* Rockchip SPI Controller - -The Rockchip SPI controller is used to interface with various devices such as flash -and display controllers using the SPI communication interface. - -Required Properties: - -- compatible: should be one of the following. - "rockchip,rv1108-spi" for rv1108 SoCs. - "rockchip,px30-spi", "rockchip,rk3066-spi" for px30 SoCs. - "rockchip,rk3036-spi" for rk3036 SoCS. - "rockchip,rk3066-spi" for rk3066 SoCs. - "rockchip,rk3188-spi" for rk3188 SoCs. - "rockchip,rk3228-spi" for rk3228 SoCS. - "rockchip,rk3288-spi" for rk3288 SoCs. - "rockchip,rk3368-spi" for rk3368 SoCs. - "rockchip,rk3399-spi" for rk3399 SoCs. -- reg: physical base address of the controller and length of memory mapped - region. -- interrupts: The interrupt number to the cpu. The interrupt specifier format - depends on the interrupt controller. -- clocks: Must contain an entry for each entry in clock-names. -- clock-names: Shall be "spiclk" for the transfer-clock, and "apb_pclk" for - the peripheral clock. -- #address-cells: should be 1. -- #size-cells: should be 0. - -Optional Properties: - -- dmas: DMA specifiers for tx and rx dma. See the DMA client binding, - Documentation/devicetree/bindings/dma/dma.txt -- dma-names: DMA request names should include "tx" and "rx" if present. -- rx-sample-delay-ns: nanoseconds to delay after the SCLK edge before sampling - Rx data (may need to be fine tuned for high capacitance lines). - No delay (0) by default. -- pinctrl-names: Names for the pin configuration(s); may be "default" or - "sleep", where the "sleep" configuration may describe the state - the pins should be in during system suspend. See also - pinctrl/pinctrl-bindings.txt. - - -Example: - - spi0: spi@ff110000 { - compatible = "rockchip,rk3066-spi"; - reg = <0xff110000 0x1000>; - dmas = <&pdma1 11>, <&pdma1 12>; - dma-names = "tx", "rx"; - rx-sample-delay-ns = <10>; - #address-cells = <1>; - #size-cells = <0>; - interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&cru SCLK_SPI0>, <&cru PCLK_SPI0>; - clock-names = "spiclk", "apb_pclk"; - pinctrl-0 = <&spi1_pins>; - pinctrl-1 = <&spi1_sleep>; - pinctrl-names = "default", "sleep"; - }; |