Re: [PATCH 25/31] arm64: zynqmp: Wire qspi on multiple boards

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Hi Michal,

On 6/9/21 7:45 PM, Michal Simek wrote:
Couple of boards have qspi on the board that's why enable controller and
describe them.

Signed-off-by: Michal Simek <michal.simek@xxxxxxxxxx>
---

  .../arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts | 16 +++++++++++++++-
  .../arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts | 16 +++++++++++++++-
  .../boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts  | 14 ++++++++++++++
  .../boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts  | 14 ++++++++++++++
  .../arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts | 15 +++++++++++++++
  .../arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts | 14 ++++++++++++++
  .../arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts |  4 ++++
  .../arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts | 15 +++++++++++++++
  .../arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts | 15 +++++++++++++++
  9 files changed, 121 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts
index 2e05fa416955..f1598527e5ec 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts
@@ -2,7 +2,7 @@
  /*
   * dts file for Xilinx ZynqMP ZC1232
   *
- * (C) Copyright 2017 - 2019, Xilinx, Inc.
+ * (C) Copyright 2017 - 2021, Xilinx, Inc.
   *
   * Michal Simek <michal.simek@xxxxxxxxxx>
   */
@@ -19,6 +19,7 @@ / {
  	aliases {
  		serial0 = &uart0;
  		serial1 = &dcc;
+		spi0 = &qspi;
  	};
chosen {
@@ -36,6 +37,19 @@ &dcc {
  	status = "okay";
  };
+&qspi {
+	status = "okay";
+	flash@0 {
+		compatible = "m25p80", "jedec,spi-nor"; /* 32MB */
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0x0>;
+		spi-tx-bus-width = <1>;
+		spi-rx-bus-width = <4>;
+		spi-max-frequency = <108000000>; /* Based on DC1 spec */
+	};
+};
+
  &sata {
  	status = "okay";
  	/* SATA OOB timing settings */
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts
index 3d0aaa02f184..04efa1683eaa 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts
@@ -2,7 +2,7 @@
  /*
   * dts file for Xilinx ZynqMP ZC1254
   *
- * (C) Copyright 2015 - 2019, Xilinx, Inc.
+ * (C) Copyright 2015 - 2021, Xilinx, Inc.
   *
   * Michal Simek <michal.simek@xxxxxxxxxx>
   * Siva Durga Prasad Paladugu <sivadur@xxxxxxxxxx>
@@ -20,6 +20,7 @@ / {
  	aliases {
  		serial0 = &uart0;
  		serial1 = &dcc;
+		spi0 = &qspi;
  	};
chosen {
@@ -37,6 +38,19 @@ &dcc {
  	status = "okay";
  };
+&qspi {
+	status = "okay";
+	flash@0 {
+		compatible = "m25p80", "jedec,spi-nor"; /* 32MB */
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0x0>;
+		spi-tx-bus-width = <1>;
+		spi-rx-bus-width = <4>; /* FIXME also DUAL configuration possible */
+		spi-max-frequency = <108000000>; /* Based on DC1 spec */
+	};
+};
+
  &uart0 {
  	status = "okay";
  };
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 cd406947ec34..9f176307b62a 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts
@@ -26,6 +26,7 @@ aliases {
  		mmc1 = &sdhci1;
  		rtc0 = &rtc;
  		serial0 = &uart0;
+		spi0 = &qspi;
  	};
chosen {
@@ -339,6 +340,19 @@ conf {
  	};
  };
+&qspi {
+	status = "okay";
+	flash@0 {
+		compatible = "m25p80", "jedec,spi-nor"; /* Micron MT25QU512ABB8ESF */
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0x0>;
+		spi-tx-bus-width = <1>;
+		spi-rx-bus-width = <4>;
+		spi-max-frequency = <108000000>; /* Based on DC1 spec */
+	};
+};
+
  &rtc {
  	status = "okay";
  };
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 8046f0df0f35..05a2b79738af 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts
@@ -26,6 +26,7 @@ aliases {
  		rtc0 = &rtc;
  		serial0 = &uart0;
  		serial1 = &uart1;
+		spi0 = &qspi;
  	};
chosen {
@@ -161,6 +162,19 @@ &i2c1 {
  	status = "okay";
  };
+&qspi {
+	status = "okay";
+	flash@0 {
+		compatible = "m25p80", "jedec,spi-nor"; /* 32MB */
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0x0>;
+		spi-tx-bus-width = <1>;
+		spi-rx-bus-width = <4>; /* also DUAL configuration possible */
+		spi-max-frequency = <108000000>; /* Based on DC1 spec */
+	};
+};
+
  &rtc {
  	status = "okay";
  };
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
index 3cbc51b4587d..becfc23a5610 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
@@ -30,6 +30,7 @@ aliases {
  		serial0 = &uart0;
  		serial1 = &uart1;
  		serial2 = &dcc;
+		spi0 = &qspi;
  	};
chosen {
@@ -934,6 +935,20 @@ &psgtr {
  	clock-names = "ref0", "ref1", "ref2", "ref3";
  };
+&qspi {
+	status = "okay";
+	is-dual = <1>;
+	flash@0 {
+		compatible = "m25p80", "jedec,spi-nor"; /* 32MB */
Maybe here should be "64MB" not "32MB".
There are 2 mt25qu512a flashes at zcu102 board, and each of them is 64MB. Since "is-dual" mode is not enabled, so we can only observe 64MB
size from boot log:

spi-nor spi0.0: found mt25qu512a, expected m25p80
spi-nor spi0.0: mt25qu512a (65536 Kbytes)

And I only verify the flash size in zcu102 board and not sure if the flash size comments are correct for other boards in this patch.

Thanks,
Quanyang
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0x0>;
+		spi-tx-bus-width = <1>;
+		spi-rx-bus-width = <4>; /* FIXME also DUAL configuration possible */
+		spi-max-frequency = <108000000>; /* Based on DC1 spec */
+	};
+};
+
  &rtc {
  	status = "okay";
  };
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
index 4c328569c3ac..84c4a9003e2e 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
@@ -28,6 +28,7 @@ aliases {
  		serial0 = &uart0;
  		serial1 = &uart1;
  		serial2 = &dcc;
+		spi0 = &qspi;
  	};
chosen {
@@ -427,6 +428,19 @@ &psgtr {
  	clock-names = "ref1", "ref2", "ref3";
  };
+&qspi {
+	status = "okay";
+	flash@0 {
+		compatible = "m25p80", "jedec,spi-nor"; /* n25q512a 128MiB */
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0x0>;
+		spi-tx-bus-width = <1>;
+		spi-rx-bus-width = <4>;
+		spi-max-frequency = <108000000>; /* Based on DC1 spec */
+	};
+};
+
  &sata {
  	status = "okay";
  	/* SATA OOB timing settings */
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts
index 99d172867f6a..fb8d76b5c27f 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts
@@ -28,6 +28,7 @@ aliases {
  		serial0 = &uart0;
  		serial1 = &uart1;
  		serial2 = &dcc;
+		spi0 = &qspi;
  	};
chosen {
@@ -435,6 +436,9 @@ flash@0 {
  		#address-cells = <1>;
  		#size-cells = <1>;
  		reg = <0x0>;
+		spi-tx-bus-width = <1>;
+		spi-rx-bus-width = <4>;
+		spi-max-frequency = <108000000>; /* Based on DC1 spec */
  	};
  };
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
index 464a76a13c24..d2219373580a 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
@@ -30,6 +30,7 @@ aliases {
  		serial0 = &uart0;
  		serial1 = &uart1;
  		serial2 = &dcc;
+		spi0 = &qspi;
  	};
chosen {
@@ -928,6 +929,20 @@ &psgtr {
  	clock-names = "ref1", "ref2", "ref3";
  };
+&qspi {
+	status = "okay";
+	is-dual = <1>;
+	flash@0 {
+		compatible = "m25p80", "jedec,spi-nor"; /* 32MB */
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0x0>;
+		spi-tx-bus-width = <1>;
+		spi-rx-bus-width = <4>; /* FIXME also DUAL configuration possible */
+		spi-max-frequency = <108000000>; /* Based on DC1 spec */
+	};
+};
+
  &rtc {
  	status = "okay";
  };
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
index c9d41d16c3f0..4dc315ee91b7 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
@@ -29,6 +29,7 @@ aliases {
  		rtc0 = &rtc;
  		serial0 = &uart0;
  		serial1 = &dcc;
+		spi0 = &qspi;
  	};
chosen {
@@ -772,6 +773,20 @@ &psgtr {
  	clock-names = "ref1", "ref2", "ref3";
  };
+&qspi {
+	status = "okay";
+	is-dual = <1>;
+	flash@0 {
+		compatible = "m25p80", "jedec,spi-nor"; /* 32MB */
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0x0>;
+		spi-tx-bus-width = <1>;
+		spi-rx-bus-width = <4>; /* FIXME also DUAL configuration possible */
+		spi-max-frequency = <108000000>; /* Based on DC1 spec */
+	};
+};
+
  &rtc {
  	status = "okay";
  };




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