From: Amit Kumar Mahapatra <amit.kumar-mahapatra@xilinx.com>
Date: Tue, 10 May 2022 14:33:01 +0000 (+0200)
Subject: arm64: zynqmp: Set qspi tx-buswidth to 4
X-Git-Tag: v2025.01-rc5-pxa1908~1395^2~13
X-Git-Url: http://git.dujemihanovic.xyz/img/static//%22brlog.php?a=commitdiff_plain;h=6e38e2ea795e7e36abe8755f536747b76a29094f;p=u-boot.git

arm64: zynqmp: Set qspi tx-buswidth to 4

In all the ZynqMP boards dts files tx-buswidth is by default set to 1. Due
to this the framework only issues 1-1-1 write commands to the GQSPI driver.
But the GQSPI controller is capable of handling 1-4-4 write commands, so
updated the tx-buswidth to 4 in ZynqMP boards dts files. This would enable
the spi-nor framework to issue 1-4-4 write commands instead of 1-1-1. This
will increase the tx data transfer rate, as now the tx data will be
transferred on four lines instead on single line.

Signed-off-by: Amit Kumar Mahapatra <amit.kumar-mahapatra@xilinx.com>
Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/ad61199f55e5e00f29de6206d9d1872a52a7657e.1652193179.git.michal.simek@amd.com
---

diff --git a/arch/arm/dts/zynqmp-m-a2197-01-revA.dts b/arch/arm/dts/zynqmp-m-a2197-01-revA.dts
index 86f2ccf4d9..7b3722f080 100644
--- a/arch/arm/dts/zynqmp-m-a2197-01-revA.dts
+++ b/arch/arm/dts/zynqmp-m-a2197-01-revA.dts
@@ -77,7 +77,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>;
 		spi-max-frequency = <108000000>;
 	};
diff --git a/arch/arm/dts/zynqmp-m-a2197-02-revA.dts b/arch/arm/dts/zynqmp-m-a2197-02-revA.dts
index e980fb07fc..11b2a58a0f 100644
--- a/arch/arm/dts/zynqmp-m-a2197-02-revA.dts
+++ b/arch/arm/dts/zynqmp-m-a2197-02-revA.dts
@@ -73,7 +73,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>;
 		spi-max-frequency = <108000000>;
 	};
diff --git a/arch/arm/dts/zynqmp-m-a2197-03-revA.dts b/arch/arm/dts/zynqmp-m-a2197-03-revA.dts
index c8c5100672..db199c467b 100644
--- a/arch/arm/dts/zynqmp-m-a2197-03-revA.dts
+++ b/arch/arm/dts/zynqmp-m-a2197-03-revA.dts
@@ -73,7 +73,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>;
 		spi-max-frequency = <108000000>;
 	};
diff --git a/arch/arm/dts/zynqmp-mini-qspi.dts b/arch/arm/dts/zynqmp-mini-qspi.dts
index 9b4320fe6e..20c21deb66 100644
--- a/arch/arm/dts/zynqmp-mini-qspi.dts
+++ b/arch/arm/dts/zynqmp-mini-qspi.dts
@@ -68,7 +68,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>;
 		spi-max-frequency = <40000000>;
 	};
diff --git a/arch/arm/dts/zynqmp-sm-k26-revA.dts b/arch/arm/dts/zynqmp-sm-k26-revA.dts
index 14ab31685d..e904cd8ea0 100644
--- a/arch/arm/dts/zynqmp-sm-k26-revA.dts
+++ b/arch/arm/dts/zynqmp-sm-k26-revA.dts
@@ -117,7 +117,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>;
 		spi-max-frequency = <40000000>; /* 40MHz */
 		partition@0 {
diff --git a/arch/arm/dts/zynqmp-topic-miamimp-xilinx-xdp-v1r1.dts b/arch/arm/dts/zynqmp-topic-miamimp-xilinx-xdp-v1r1.dts
index 300e2ebe96..3750bb38b5 100644
--- a/arch/arm/dts/zynqmp-topic-miamimp-xilinx-xdp-v1r1.dts
+++ b/arch/arm/dts/zynqmp-topic-miamimp-xilinx-xdp-v1r1.dts
@@ -61,7 +61,7 @@
 		compatible = "st,m25p80", "n25q256a", "jedec,spi-nor";
 		m25p,fast-read;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>;
 		spi-max-frequency = <166000000>;
 		#address-cells = <1>;
diff --git a/arch/arm/dts/zynqmp-zc1232-revA.dts b/arch/arm/dts/zynqmp-zc1232-revA.dts
index 7543855c9f..63c553f772 100644
--- a/arch/arm/dts/zynqmp-zc1232-revA.dts
+++ b/arch/arm/dts/zynqmp-zc1232-revA.dts
@@ -44,7 +44,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>;
 		spi-max-frequency = <108000000>; /* Based on DC1 spec */
 		partition@0 { /* for testing purpose */
diff --git a/arch/arm/dts/zynqmp-zc1254-revA.dts b/arch/arm/dts/zynqmp-zc1254-revA.dts
index 9cc1c0c6c5..343033cc7e 100644
--- a/arch/arm/dts/zynqmp-zc1254-revA.dts
+++ b/arch/arm/dts/zynqmp-zc1254-revA.dts
@@ -45,7 +45,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>; /* FIXME also DUAL configuration possible */
 		spi-max-frequency = <108000000>; /* Based on DC1 spec */
 		partition@0 { /* for testing purpose */
diff --git a/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts b/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts
index 4a87bd6a6a..d20f667568 100644
--- a/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts
+++ b/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts
@@ -351,7 +351,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>;
 		spi-max-frequency = <108000000>; /* Based on DC1 spec */
 		partition@0 { /* for testing purpose */
diff --git a/arch/arm/dts/zynqmp-zc1751-xm018-dc4.dts b/arch/arm/dts/zynqmp-zc1751-xm018-dc4.dts
index f420f83ad2..e153a64f4f 100644
--- a/arch/arm/dts/zynqmp-zc1751-xm018-dc4.dts
+++ b/arch/arm/dts/zynqmp-zc1751-xm018-dc4.dts
@@ -173,7 +173,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>; /* also DUAL configuration possible */
 		spi-max-frequency = <108000000>; /* Based on DC1 spec */
 		partition@0 { /* for testing purpose */
diff --git a/arch/arm/dts/zynqmp-zcu102-revA.dts b/arch/arm/dts/zynqmp-zcu102-revA.dts
index 1b1cabb004..aac798d6e7 100644
--- a/arch/arm/dts/zynqmp-zcu102-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu102-revA.dts
@@ -948,7 +948,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>; /* FIXME also DUAL configuration possible */
 		spi-max-frequency = <108000000>; /* Based on DC1 spec */
 		partition@0 { /* for testing purpose */
diff --git a/arch/arm/dts/zynqmp-zcu104-revA.dts b/arch/arm/dts/zynqmp-zcu104-revA.dts
index 9cd30447eb..50bf479089 100644
--- a/arch/arm/dts/zynqmp-zcu104-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu104-revA.dts
@@ -434,7 +434,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>;
 		spi-max-frequency = <108000000>; /* Based on DC1 spec */
 		partition@0 { /* for testing purpose */
diff --git a/arch/arm/dts/zynqmp-zcu104-revC.dts b/arch/arm/dts/zynqmp-zcu104-revC.dts
index 45191569c1..752a9e38f3 100644
--- a/arch/arm/dts/zynqmp-zcu104-revC.dts
+++ b/arch/arm/dts/zynqmp-zcu104-revC.dts
@@ -446,7 +446,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>;
 		spi-max-frequency = <108000000>; /* Based on DC1 spec */
 		partition@0 { /* for testing purpose */
diff --git a/arch/arm/dts/zynqmp-zcu106-revA.dts b/arch/arm/dts/zynqmp-zcu106-revA.dts
index 50cc72eb92..03624648cd 100644
--- a/arch/arm/dts/zynqmp-zcu106-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu106-revA.dts
@@ -942,7 +942,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>; /* FIXME also DUAL configuration possible */
 		spi-max-frequency = <108000000>; /* Based on DC1 spec */
 		partition@0 { /* for testing purpose */
diff --git a/arch/arm/dts/zynqmp-zcu111-revA.dts b/arch/arm/dts/zynqmp-zcu111-revA.dts
index 2b15ce1ea8..021fe88670 100644
--- a/arch/arm/dts/zynqmp-zcu111-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu111-revA.dts
@@ -784,7 +784,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>; /* FIXME also DUAL configuration possible */
 		spi-max-frequency = <108000000>; /* Based on DC1 spec */
 		partition@0 { /* for testing purpose */
diff --git a/arch/arm/dts/zynqmp-zcu1275-revA.dts b/arch/arm/dts/zynqmp-zcu1275-revA.dts
index 10d8bc8f9a..e88fc23b1f 100644
--- a/arch/arm/dts/zynqmp-zcu1275-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu1275-revA.dts
@@ -50,7 +50,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>; /* FIXME also DUAL configuration possible */
 		spi-max-frequency = <108000000>; /* Based on DC1 spec */
 		partition@0 { /* for testing purpose */
diff --git a/arch/arm/dts/zynqmp-zcu208-revA.dts b/arch/arm/dts/zynqmp-zcu208-revA.dts
index 32a6e6fb55..c5cdd58af6 100644
--- a/arch/arm/dts/zynqmp-zcu208-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu208-revA.dts
@@ -642,7 +642,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>; /* FIXME also DUAL configuration possible */
 		spi-max-frequency = <108000000>; /* Based on DC1 spec */
 	};
diff --git a/arch/arm/dts/zynqmp-zcu216-revA.dts b/arch/arm/dts/zynqmp-zcu216-revA.dts
index 1e347036d0..caae16965d 100644
--- a/arch/arm/dts/zynqmp-zcu216-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu216-revA.dts
@@ -653,7 +653,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		reg = <0x0>;
-		spi-tx-bus-width = <1>;
+		spi-tx-bus-width = <4>;
 		spi-rx-bus-width = <4>; /* FIXME also DUAL configuration possible */
 		spi-max-frequency = <108000000>; /* Based on DC1 spec */
 	};