[PATCH v2 6/8] arm64: dts: renesas: rzg3s-smarc-som: Update dma-ranges for PCIe
Claudiu
claudiu.beznea at tuxon.dev
Fri May 30 04:19:15 PDT 2025
From: Claudiu Beznea <claudiu.beznea.uj at 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.
Signed-off-by: Claudiu Beznea <claudiu.beznea.uj at bp.renesas.com>
---
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
More information about the linux-arm-kernel
mailing list