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Message-Id: <20250116232118.2694169-8-sean.anderson@linux.dev>
Date: Thu, 16 Jan 2025 18:21:17 -0500
From: Sean Anderson <sean.anderson@...ux.dev>
To: Mark Brown <broonie@...nel.org>,
Michal Simek <michal.simek@....com>,
linux-spi@...r.kernel.org
Cc: Jinjie Ruan <ruanjinjie@...wei.com>,
linux-arm-kernel@...ts.infradead.org,
Amit Kumar Mahapatra <amit.kumar-mahapatra@....com>,
linux-kernel@...r.kernel.org,
Miquel Raynal <miquel.raynal@...tlin.com>,
Sean Anderson <sean.anderson@...ux.dev>,
Conor Dooley <conor+dt@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Rob Herring <robh@...nel.org>,
devicetree@...r.kernel.org
Subject: [PATCH 7/7] ARM64: xilinx: zynqmp: Convert to split QSPI bus
Convert the ZynqMP devicetrees to use the split QSPI bus binding. This
is pretty simple, since all boards use only CS0.
Signed-off-by: Sean Anderson <sean.anderson@...ux.dev>
---
arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts | 5 ++++-
arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts | 5 ++++-
arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts | 5 ++++-
.../boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts | 5 ++++-
.../boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts | 5 ++++-
arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts | 5 ++++-
arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts | 5 ++++-
arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts | 5 ++++-
arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts | 5 ++++-
arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts | 5 ++++-
.../arm64/boot/dts/xilinx/zynqmp-zcu1275-revA.dts | 5 ++++-
arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 15 +++++++++++----
12 files changed, 55 insertions(+), 15 deletions(-)
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts
index bfa7ea6b9224..64b90de5b4ce 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts
@@ -35,7 +35,7 @@ aliases {
serial0 = &uart0;
serial1 = &uart1;
serial2 = &dcc;
- spi0 = &qspi;
+ spi0 = &qspi_lower;
spi1 = &spi0;
spi2 = &spi1;
usb0 = &usb0;
@@ -129,6 +129,9 @@ mux {
&qspi { /* MIO 0-5 - U143 */
status = "okay";
+};
+
+&qspi_lower {
spi_flash: flash@0 { /* MT25QU512A */
compatible = "jedec,spi-nor"; /* 64MB */
reg = <0>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts
index 04079d1704f1..8927e0463cf4 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts
@@ -19,7 +19,7 @@ / {
aliases {
serial0 = &uart0;
serial1 = &dcc;
- spi0 = &qspi;
+ spi0 = &qspi_lower;
};
chosen {
@@ -39,6 +39,9 @@ &dcc {
&qspi {
status = "okay";
+};
+
+&qspi_lower {
flash@0 {
compatible = "m25p80", "jedec,spi-nor"; /* 32MB */
#address-cells = <1>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts
index 3dec57cf18be..da07b58706f0 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts
@@ -20,7 +20,7 @@ / {
aliases {
serial0 = &uart0;
serial1 = &dcc;
- spi0 = &qspi;
+ spi0 = &qspi_lower;
};
chosen {
@@ -40,6 +40,9 @@ &dcc {
&qspi {
status = "okay";
+};
+
+&qspi_lower {
flash@0 {
compatible = "m25p80", "jedec,spi-nor"; /* 32MB */
#address-cells = <1>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts
index 6aff22d43361..ec570d68a4ae 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts
@@ -27,7 +27,7 @@ aliases {
mmc1 = &sdhci1;
rtc0 = &rtc;
serial0 = &uart0;
- spi0 = &qspi;
+ spi0 = &qspi_lower;
usb0 = &usb0;
};
@@ -354,6 +354,9 @@ &psgtr {
&qspi {
status = "okay";
+};
+
+&qspi_lower {
flash@0 {
compatible = "m25p80", "jedec,spi-nor"; /* Micron MT25QU512ABB8ESF */
#address-cells = <1>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts
index 6ec1d9813973..e1cfdc0db51e 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts
@@ -26,7 +26,7 @@ aliases {
rtc0 = &rtc;
serial0 = &uart0;
serial1 = &uart1;
- spi0 = &qspi;
+ spi0 = &qspi_lower;
};
chosen {
@@ -172,6 +172,9 @@ &i2c1 {
&qspi {
status = "okay";
+};
+
+&qspi_lower {
flash@0 {
compatible = "m25p80", "jedec,spi-nor"; /* 32MB */
#address-cells = <1>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
index 7e26489a1539..18e323e2aad7 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
@@ -31,7 +31,7 @@ aliases {
serial0 = &uart0;
serial1 = &uart1;
serial2 = &dcc;
- spi0 = &qspi;
+ spi0 = &qspi_lower;
usb0 = &usb0;
};
@@ -953,6 +953,9 @@ &psgtr {
&qspi {
status = "okay";
+};
+
+&qspi_lower {
flash@0 {
compatible = "m25p80", "jedec,spi-nor"; /* 16MB + 16MB */
#address-cells = <1>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
index eb2090673ec1..026053c4116a 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
@@ -29,7 +29,7 @@ aliases {
serial0 = &uart0;
serial1 = &uart1;
serial2 = &dcc;
- spi0 = &qspi;
+ spi0 = &qspi_lower;
usb0 = &usb0;
};
@@ -439,6 +439,9 @@ &psgtr {
&qspi {
status = "okay";
+};
+
+&qspi_lower {
flash@0 {
compatible = "m25p80", "jedec,spi-nor"; /* n25q512a 128MiB */
#address-cells = <1>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts
index 4694d0a841f1..da56e532dc2b 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts
@@ -29,7 +29,7 @@ aliases {
serial0 = &uart0;
serial1 = &uart1;
serial2 = &dcc;
- spi0 = &qspi;
+ spi0 = &qspi_lower;
usb0 = &usb0;
};
@@ -451,6 +451,9 @@ &psgtr {
&qspi {
status = "okay";
+};
+
+&qspi_lower {
flash@0 {
compatible = "m25p80", "jedec,spi-nor"; /* n25q512a 128MiB */
#address-cells = <1>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
index 7beedd730f94..8dd73b035969 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
@@ -31,7 +31,7 @@ aliases {
serial0 = &uart0;
serial1 = &uart1;
serial2 = &dcc;
- spi0 = &qspi;
+ spi0 = &qspi_lower;
usb0 = &usb0;
};
@@ -959,6 +959,9 @@ &psgtr {
&qspi {
status = "okay";
+};
+
+&qspi_lower {
flash@0 {
compatible = "m25p80", "jedec,spi-nor"; /* 16MB + 16MB */
#address-cells = <1>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
index b67ff7ecf3c3..9ed7972c3b4e 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
@@ -30,7 +30,7 @@ aliases {
rtc0 = &rtc;
serial0 = &uart0;
serial1 = &dcc;
- spi0 = &qspi;
+ spi0 = &qspi_lower;
usb0 = &usb0;
};
@@ -789,6 +789,9 @@ &psgtr {
&qspi {
status = "okay";
+};
+
+&qspi_lower {
flash@0 {
compatible = "m25p80", "jedec,spi-nor"; /* 16MB + 16MB */
#address-cells = <1>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu1275-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu1275-revA.dts
index a38c2baeba6c..99d007b3bfae 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu1275-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu1275-revA.dts
@@ -20,7 +20,7 @@ / {
aliases {
serial0 = &uart0;
serial1 = &dcc;
- spi0 = &qspi;
+ spi0 = &qspi_lower;
};
chosen {
@@ -44,6 +44,9 @@ &gpio {
&qspi {
status = "okay";
+};
+
+&qspi_lower {
flash@0 {
compatible = "m25p80", "jedec,spi-nor";
reg = <0x0>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
index 5dac0542a48d..470e0b90382f 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
+++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
@@ -972,21 +972,28 @@ pcie_intc: legacy-interrupt-controller {
};
};
- qspi: spi@...f0000 {
+ qspi: spi-controller@...f0000 {
bootph-all;
compatible = "xlnx,zynqmp-qspi-1.0";
status = "disabled";
clock-names = "ref_clk", "pclk";
interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
interrupt-parent = <&gic>;
- num-cs = <1>;
reg = <0x0 0xff0f0000 0x0 0x1000>,
<0x0 0xc0000000 0x0 0x8000000>;
- #address-cells = <1>;
- #size-cells = <0>;
/* iommus = <&smmu 0x873>; */
power-domains = <&zynqmp_firmware PD_QSPI>;
resets = <&zynqmp_reset ZYNQMP_RESET_QSPI>;
+
+ qspi_lower: spi-lower {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ qspi_upper: spi-upper {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
};
psgtr: phy@...00000 {
--
2.35.1.1320.gc452695387.dirty
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