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

Dave Stevenson
2024-05-24T18:28:00Z

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(-)

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";
--
2.34.1