[PATCH 2/3] arm: dts: k3-am625-verdin-wifi-dev-u-boot.dtsi: Fix DMA/Ethernet

Roger Quadros rogerq at kernel.org
Fri Oct 27 15:46:29 CEST 2023


Update main_bcdma and main_pktdma nodes for native configuration in the
absence of DM services. u-boot k3-udma driver expects these additional
register fields else probe will fail.

Reported-by: Nishanth Menon <nm at ti.com>
Signed-off-by: Roger Quadros <rogerq at kernel.org>
---
 .../dts/k3-am625-verdin-wifi-dev-u-boot.dtsi  | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/arch/arm/dts/k3-am625-verdin-wifi-dev-u-boot.dtsi b/arch/arm/dts/k3-am625-verdin-wifi-dev-u-boot.dtsi
index afa24d07a4..730cb21ce9 100644
--- a/arch/arm/dts/k3-am625-verdin-wifi-dev-u-boot.dtsi
+++ b/arch/arm/dts/k3-am625-verdin-wifi-dev-u-boot.dtsi
@@ -42,6 +42,33 @@
 	bootph-all;
 };
 
+&main_bcdma {
+	reg = <0x00 0x485c0100 0x00 0x100>,
+	      <0x00 0x4c000000 0x00 0x20000>,
+	      <0x00 0x4a820000 0x00 0x20000>,
+	      <0x00 0x4aa40000 0x00 0x20000>,
+	      <0x00 0x4bc00000 0x00 0x100000>,
+	      <0x00 0x48600000 0x00 0x8000>,
+	      <0x00 0x484a4000 0x00 0x2000>,
+	      <0x00 0x484c2000 0x00 0x2000>;
+	reg-names = "gcfg", "bchanrt", "rchanrt", "tchanrt",
+		    "ringrt" , "cfg", "tchan", "rchan";
+};
+
+&main_pktdma {
+	bootph-all;
+	reg = <0x00 0x485c0000 0x00 0x100>,
+	      <0x00 0x4a800000 0x00 0x20000>,
+	      <0x00 0x4aa00000 0x00 0x20000>,
+	      <0x00 0x4b800000 0x00 0x200000>,
+	      <0x00 0x485e0000 0x00 0x10000>,
+	      <0x00 0x484a0000 0x00 0x2000>,
+	      <0x00 0x484c0000 0x00 0x2000>,
+	      <0x00 0x48430000 0x00 0x1000>;
+	reg-names = "gcfg", "rchanrt", "tchanrt", "ringrt",
+		    "cfg", "tchan", "rchan", "rflow";
+};
+
 &cpsw3g {
 	bootph-all;
 };
-- 
2.34.1



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