[PATCH v3 7/9] arm64: dts: renesas: rzg3s-smarc-som: Update dma-ranges for PCIe

Claudiu
2025-07-04T16:46:10Z

From: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>

The first 128MB of memory is reserved on this board for secure area.
Update the PCIe dma-ranges property to reflect this.

Tested-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
---

Changes in v3:
- collected tags

Changes in v2:
- none, this patch is new

arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi
index 39845faec894..1b03820a6f02 100644
--- a/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi
@@ -214,6 +214,11 @@ &sdhi2 {
};
#endif

+&pcie {
+ /* First 128MB is reserved for secure area. */
+ dma-ranges = <0x42000000 0 0x48000000 0 0x48000000 0x0 0x38000000>;
+};
+
&pinctrl {
#if SW_CONFIG3 == SW_ON
eth0-phy-irq-hog {
--
2.43.0