Re: [PATCH] ARC: AXS: prepare dts files for enabling PAE40 on axs103

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




On 06/26/2017 04:47 AM, Eugeniy Paltsev wrote:
Enable 64bit adressing, where it needed, to make possible
enabling PAE40 on axs103.

This patch doesn't affect on any functionality.

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@xxxxxxxxxxxx>
---
  arch/arc/boot/dts/axc001.dtsi     | 20 +++++++++-----------
  arch/arc/boot/dts/axc003.dtsi     | 21 ++++++++++-----------
  arch/arc/boot/dts/axc003_idu.dtsi | 21 ++++++++++-----------
  arch/arc/boot/dts/axs10x_mb.dtsi  |  2 +-
  4 files changed, 30 insertions(+), 34 deletions(-)

diff --git a/arch/arc/boot/dts/axc001.dtsi b/arch/arc/boot/dts/axc001.dtsi
index 53ce226..a380ffa 100644
--- a/arch/arc/boot/dts/axc001.dtsi
+++ b/arch/arc/boot/dts/axc001.dtsi
@@ -15,15 +15,15 @@
/ {
  	compatible = "snps,arc";
-	#address-cells = <1>;
-	#size-cells = <1>;
+	#address-cells = <2>;
+	#size-cells = <2>;
cpu_card {
  		compatible = "simple-bus";
  		#address-cells = <1>;
  		#size-cells = <1>;
- ranges = <0x00000000 0xf0000000 0x10000000>;
+		ranges = <0x00000000 0x0 0xf0000000 0x10000000>;

AXS101 can't support PAE etc - but I guess you still need to make the change here because the DT bits for MB are shared ?

core_clk: core_clk {
  			#clock-cells = <0>;
@@ -91,23 +91,21 @@
  	mb_intc: dw-apb-ictl@0xe0012000 {
  		#interrupt-cells = <1>;
  		compatible = "snps,dw-apb-ictl";
-		reg = < 0xe0012000 0x200 >;
+		reg = < 0x0 0xe0012000 0x0 0x200 >;
  		interrupt-controller;
  		interrupt-parent = <&core_intc>;
  		interrupts = < 7 >;
  	};
memory {
-		#address-cells = <1>;
-		#size-cells = <1>;
-		ranges = <0x00000000 0x80000000 0x20000000>;
  		device_type = "memory";
-		reg = <0x80000000 0x1b000000>;	/* (512 - 32) MiB */
+		/* CONFIG_KERNEL_RAM_BASE_ADDRESS needs to match low mem start */
+		reg = <0x0 0x80000000 0x0 0x1b000000>;	/* (512 - 32) MiB */
  	};
reserved-memory {
-		#address-cells = <1>;
-		#size-cells = <1>;
+		#address-cells = <2>;
+		#size-cells = <2>;
  		ranges;
  		/*
  		 * We just move frame buffer area to the very end of
@@ -118,7 +116,7 @@
  		 */
  		frame_buffer: frame_buffer@9e000000 {
  			compatible = "shared-dma-pool";
-			reg = <0x9e000000 0x2000000>;
+			reg = <0x0 0x9e000000 0x0 0x2000000>;
  			no-map;
  		};
  	};
diff --git a/arch/arc/boot/dts/axc003.dtsi b/arch/arc/boot/dts/axc003.dtsi
index 14df46f..cc9239e 100644
--- a/arch/arc/boot/dts/axc003.dtsi
+++ b/arch/arc/boot/dts/axc003.dtsi
@@ -14,15 +14,15 @@
/ {
  	compatible = "snps,arc";
-	#address-cells = <1>;
-	#size-cells = <1>;
+	#address-cells = <2>;
+	#size-cells = <2>;
cpu_card {
  		compatible = "simple-bus";
  		#address-cells = <1>;
  		#size-cells = <1>;
- ranges = <0x00000000 0xf0000000 0x10000000>;
+		ranges = <0x00000000 0x0 0xf0000000 0x10000000>;
core_clk: core_clk {
  			#clock-cells = <0>;
@@ -94,30 +94,29 @@
  	mb_intc: dw-apb-ictl@0xe0012000 {
  		#interrupt-cells = <1>;
  		compatible = "snps,dw-apb-ictl";
-		reg = < 0xe0012000 0x200 >;
+		reg = < 0x0 0xe0012000 0x0 0x200 >;
  		interrupt-controller;
  		interrupt-parent = <&core_intc>;
  		interrupts = < 24 >;
  	};
memory {
-		#address-cells = <1>;
-		#size-cells = <1>;
-		ranges = <0x00000000 0x80000000 0x40000000>;
  		device_type = "memory";
-		reg = <0x80000000 0x20000000>;	/* 512MiB */
+		/* CONFIG_KERNEL_RAM_BASE_ADDRESS needs to match low mem start */
+		reg = <0x0 0x80000000 0x0 0x20000000	/* 512 MiB low mem */
+		       0x1 0xc0000000 0x0 0x40000000>;	/* 1 GiB highmem */
  	};
reserved-memory {
-		#address-cells = <1>;
-		#size-cells = <1>;
+		#address-cells = <2>;
+		#size-cells = <2>;
  		ranges;
  		/*
  		 * Move frame buffer out of IOC aperture (0x8z-0xAz).
  		 */
  		frame_buffer: frame_buffer@be000000 {
  			compatible = "shared-dma-pool";
-			reg = <0xbe000000 0x2000000>;
+			reg = <0x0 0xbe000000 0x0 0x2000000>;
  			no-map;
  		};
  	};
diff --git a/arch/arc/boot/dts/axc003_idu.dtsi b/arch/arc/boot/dts/axc003_idu.dtsi
index 695f9fa..4ebb2170 100644
--- a/arch/arc/boot/dts/axc003_idu.dtsi
+++ b/arch/arc/boot/dts/axc003_idu.dtsi
@@ -14,15 +14,15 @@
/ {
  	compatible = "snps,arc";
-	#address-cells = <1>;
-	#size-cells = <1>;
+	#address-cells = <2>;
+	#size-cells = <2>;
cpu_card {
  		compatible = "simple-bus";
  		#address-cells = <1>;
  		#size-cells = <1>;
- ranges = <0x00000000 0xf0000000 0x10000000>;
+		ranges = <0x00000000 0x0 0xf0000000 0x10000000>;
core_clk: core_clk {
  			#clock-cells = <0>;
@@ -100,30 +100,29 @@
  	mb_intc: dw-apb-ictl@0xe0012000 {
  		#interrupt-cells = <1>;
  		compatible = "snps,dw-apb-ictl";
-		reg = < 0xe0012000 0x200 >;
+		reg = < 0x0 0xe0012000 0x0 0x200 >;
  		interrupt-controller;
  		interrupt-parent = <&idu_intc>;
  		interrupts = <0>;
  	};
memory {
-		#address-cells = <1>;
-		#size-cells = <1>;
-		ranges = <0x00000000 0x80000000 0x40000000>;
  		device_type = "memory";
-		reg = <0x80000000 0x20000000>;	/* 512MiB */
+		/* CONFIG_KERNEL_RAM_BASE_ADDRESS needs to match low mem start */
+		reg = <0x0 0x80000000 0x0 0x20000000	/* 512 MiB low mem */
+		       0x1 0xc0000000 0x0 0x40000000>;	/* 1 GiB highmem */
  	};
reserved-memory {
-		#address-cells = <1>;
-		#size-cells = <1>;
+		#address-cells = <2>;
+		#size-cells = <2>;
  		ranges;
  		/*
  		 * Move frame buffer out of IOC aperture (0x8z-0xAz).
  		 */
  		frame_buffer: frame_buffer@be000000 {
  			compatible = "shared-dma-pool";
-			reg = <0xbe000000 0x2000000>;
+			reg = <0x0 0xbe000000 0x0 0x2000000>;
  			no-map;
  		};
  	};
diff --git a/arch/arc/boot/dts/axs10x_mb.dtsi b/arch/arc/boot/dts/axs10x_mb.dtsi
index 41cfb29..0ff7e07 100644
--- a/arch/arc/boot/dts/axs10x_mb.dtsi
+++ b/arch/arc/boot/dts/axs10x_mb.dtsi
@@ -13,7 +13,7 @@
  		compatible = "simple-bus";
  		#address-cells = <1>;
  		#size-cells = <1>;
-		ranges = <0x00000000 0xe0000000 0x10000000>;
+		ranges = <0x00000000 0x0 0xe0000000 0x10000000>;
  		interrupt-parent = <&mb_intc>;
i2sclk: i2sclk@100a0 {

--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux