[PATCH v4 3/3] arm64: dts: fsl-ls1043a-rdb: use common spi-cs-setup(hold)-delay-ns

Frank Li Frank.Li at nxp.com
Mon Jun 24 11:55:29 PDT 2024


Use SPI common properties 'spi-cs-setup-delay-ns' and
'spi-cs-hold-delay-ns', mark private properties 'fsl,spi-cs-sck-delay'
and 'fsl,spi-sck-cs-delay' as deprecated.

Signed-off-by: Frank Li <Frank.Li at nxp.com>
---
Chang from v3 to v4
- fix typo at commit message
- use comments:
Standard CS timing
properties replace the deprecated vendor variants below
---
 arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb.dts | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb.dts
index 26f8540cb101b..de23f5ebaafdb 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb.dts
@@ -104,6 +104,12 @@ flash at 0 {
 		compatible = "n25q128a13", "jedec,spi-nor";  /* 16MB */
 		reg = <0>;
 		spi-max-frequency = <1000000>; /* input clock */
+		/*
+		 * Standard CS timing properties replace the deprecated vendor
+		 * variants below.
+		 */
+		spi-cs-setup-delay-ns = <100>;
+		spi-cs-hold-delay-ns = <100>;
 		fsl,spi-cs-sck-delay = <100>;
 		fsl,spi-sck-cs-delay = <100>;
 	};
@@ -112,6 +118,12 @@ slic at 2 {
 		compatible = "maxim,ds26522";
 		reg = <2>;
 		spi-max-frequency = <2000000>;
+		/*
+		 * Standard CS timing properties replace the deprecated vendor
+		 * variants below.
+		 */
+		spi-cs-setup-delay-ns = <100>;
+		spi-cs-hold-delay-ns = <50>;
 		fsl,spi-cs-sck-delay = <100>;
 		fsl,spi-sck-cs-delay = <50>;
 	};
@@ -120,6 +132,12 @@ slic at 3 {
 		compatible = "maxim,ds26522";
 		reg = <3>;
 		spi-max-frequency = <2000000>;
+		/*
+		 * Standard CS timing properties replace the deprecated vendor
+		 * variants below.
+		 */
+		spi-cs-setup-delay-ns = <100>;
+		spi-cs-hold-delay-ns = <50>;
 		fsl,spi-cs-sck-delay = <100>;
 		fsl,spi-sck-cs-delay = <50>;
 	};

-- 
2.34.1




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