diff mbox series

[13/18] arm: dt: Add dma-ranges to the bcm283x platforms

Message ID 20240524182702.1317935-14-dave.stevenson@raspberrypi.com (mailing list archive)
State New, archived
Headers show
Series BCM2835 DMA mapping cleanups and fixes | expand

Commit Message

Dave Stevenson May 24, 2024, 6:26 p.m. UTC 
In order to use the dma_map_resource for mappings, add the
dma-ranges to the relevant DT files.

Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
---
 arch/arm/boot/dts/broadcom/bcm2711.dtsi | 12 ++++++++++--
 arch/arm/boot/dts/broadcom/bcm2835.dtsi |  3 ++-
 arch/arm/boot/dts/broadcom/bcm2836.dtsi |  3 ++-
 arch/arm/boot/dts/broadcom/bcm2837.dtsi |  3 ++-
 4 files changed, 16 insertions(+), 5 deletions(-)

Comments

Florian Fainelli June 5, 2024, 12:23 p.m. UTC | #1 
On 5/24/2024 8:26 PM, 'Dave Stevenson' via BCM-KERNEL-FEEDBACK-LIST,PDL 
wrote:
> In order to use the dma_map_resource for mappings, add the
> dma-ranges to the relevant DT files.

Subject should be "arm: dts: " prefixed to be consistent with patch #2 
and prior submissions to those files. With that:

Acked-by: Florian Fainelli <florian.fainelli@broadcom.com>
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/broadcom/bcm2711.dtsi b/arch/arm/boot/dts/broadcom/bcm2711.dtsi
index d64bf098b697..d6f32d32b456 100644
--- a/arch/arm/boot/dts/broadcom/bcm2711.dtsi
+++ b/arch/arm/boot/dts/broadcom/bcm2711.dtsi
@@ -42,7 +42,8 @@  soc {
 			 <0x7c000000  0x0 0xfc000000  0x02000000>,
 			 <0x40000000  0x0 0xff800000  0x00800000>;
 		/* Emulate a contiguous 30-bit address range for DMA */
-		dma-ranges = <0xc0000000  0x0 0x00000000  0x40000000>;
+		dma-ranges = <0xc0000000  0x0 0x00000000  0x40000000>,
+			     <0x7c000000  0x0 0xfc000000  0x03800000>;
 
 		/*
 		 * This node is the provider for the enable-method for
@@ -550,7 +551,14 @@  scb {
 		#size-cells = <1>;
 
 		ranges = <0x0 0x7c000000  0x0 0xfc000000  0x03800000>,
-			 <0x6 0x00000000  0x6 0x00000000  0x40000000>;
+			 <0x0 0x40000000  0x0 0xff800000  0x00800000>,
+			 <0x6 0x00000000  0x6 0x00000000  0x40000000>,
+			 <0x0 0x00000000  0x0 0x00000000  0xfc000000>;
+		dma-ranges = <0x4 0x7c000000  0x0 0xfc000000  0x03800000>,
+			     <0x0 0x00000000  0x0 0x00000000  0x80000000>,
+			     <0x0 0x80000000  0x0 0x80000000  0x80000000>,
+			     <0x1 0x00000000  0x1 0x00000000  0x80000000>,
+			     <0x1 0x80000000  0x1 0x80000000  0x80000000>;
 
 		pcie0: pcie@7d500000 {
 			compatible = "brcm,bcm2711-pcie";
diff --git a/arch/arm/boot/dts/broadcom/bcm2835.dtsi b/arch/arm/boot/dts/broadcom/bcm2835.dtsi
index 15cb331febbb..480e12fd8a17 100644
--- a/arch/arm/boot/dts/broadcom/bcm2835.dtsi
+++ b/arch/arm/boot/dts/broadcom/bcm2835.dtsi
@@ -35,7 +35,8 @@  cpu@0 {
 
 	soc {
 		ranges = <0x7e000000 0x20000000 0x02000000>;
-		dma-ranges = <0x40000000 0x00000000 0x20000000>;
+		dma-ranges = <0x80000000 0x00000000 0x20000000>,
+			     <0x7e000000 0x20000000 0x02000000>;
 	};
 
 	arm-pmu {
diff --git a/arch/arm/boot/dts/broadcom/bcm2836.dtsi b/arch/arm/boot/dts/broadcom/bcm2836.dtsi
index 783fe624ba68..4ab7769c056a 100644
--- a/arch/arm/boot/dts/broadcom/bcm2836.dtsi
+++ b/arch/arm/boot/dts/broadcom/bcm2836.dtsi
@@ -8,7 +8,8 @@  / {
 	soc {
 		ranges = <0x7e000000 0x3f000000 0x1000000>,
 			 <0x40000000 0x40000000 0x00001000>;
-		dma-ranges = <0xc0000000 0x00000000 0x3f000000>;
+		dma-ranges = <0xc0000000 0x00000000 0x3f000000>,
+			     <0x7e000000 0x3f000000 0x01000000>;
 
 		local_intc: interrupt-controller@40000000 {
 			compatible = "brcm,bcm2836-l1-intc";
diff --git a/arch/arm/boot/dts/broadcom/bcm2837.dtsi b/arch/arm/boot/dts/broadcom/bcm2837.dtsi
index 84c08b46519d..d034d6a8caad 100644
--- a/arch/arm/boot/dts/broadcom/bcm2837.dtsi
+++ b/arch/arm/boot/dts/broadcom/bcm2837.dtsi
@@ -7,7 +7,8 @@  / {
 	soc {
 		ranges = <0x7e000000 0x3f000000 0x1000000>,
 			 <0x40000000 0x40000000 0x00001000>;
-		dma-ranges = <0xc0000000 0x00000000 0x3f000000>;
+		dma-ranges = <0xc0000000 0x00000000 0x3f000000>,
+			     <0x7e000000 0x3f000000 0x01000000>;
 
 		local_intc: local_intc@40000000 {
 			compatible = "brcm,bcm2836-l1-intc";