spi-max-frequency is a property of a SPI slave device, not controller:

  sunplus-sp7021-demo-v3.dtb: spi@f480: Unevaluated properties are not allowed ('spi-max-frequency' was unexpected)

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 arch/arm/boot/dts/sunplus-sp7021.dtsi | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/arch/arm/boot/dts/sunplus-sp7021.dtsi b/arch/arm/boot/dts/sunplus-sp7021.dtsi
index 7dc4ce3619c7..ae9bbe0320b8 100644
--- a/arch/arm/boot/dts/sunplus-sp7021.dtsi
+++ b/arch/arm/boot/dts/sunplus-sp7021.dtsi
@@ -211,7 +211,6 @@ spi_controller1: spi@f480 {
 			interrupt-names = "dma_w", "master_risc", "slave_risc";
 			clocks = <&clkc CLK_SPI_COMBO_1>;
 			resets = <&rstc RST_SPI_COMBO_1>;
-			spi-max-frequency = <25000000>;
 			status = "disabled";
 		};
 
@@ -225,7 +224,6 @@ spi_controller2: spi@f600 {
 			interrupt-names = "dma_w", "master_risc", "slave_risc";
 			clocks = <&clkc CLK_SPI_COMBO_2>;
 			resets = <&rstc RST_SPI_COMBO_2>;
-			spi-max-frequency = <25000000>;
 			status = "disabled";
 		};
 
@@ -239,7 +237,6 @@ spi_controller3: spi@f780 {
 			interrupt-names = "dma_w", "master_risc", "slave_risc";
 			clocks = <&clkc CLK_SPI_COMBO_3>;
 			resets = <&rstc RST_SPI_COMBO_3>;
-			spi-max-frequency = <25000000>;
 			status = "disabled";
 		};
 
-- 
2.34.1

On Wed, 10 Aug 2022 14:11:31 +0300, Krzysztof Kozlowski wrote:
> spi-max-frequency is a property of a SPI slave device, not controller:
> 
>   sunplus-sp7021-demo-v3.dtb: spi@f480: Unevaluated properties are not allowed ('spi-max-frequency' was unexpected)
> 
> 

Applied, thanks!

[1/1] ARM: dts: sunplus: sp7021: drop incorrect spi-max-frequency
      https://git.kernel.org/krzk/linux-dt/c/a70369e1b7f6cbe818b61b37dc29bce0811226ed

Best regards,
-- 
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>