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[09/10] arm64: dts: qcom: sm8550: Explicitly describe the IPA IMEM slice

Message ID 20250523-topic-ipa_mem_dts-v1-9-f7aa94fac1ab@oss.qualcomm.com
State New
Headers show
Series Grab IPA IMEM slice through DT, part 2 | expand

Commit Message

Konrad Dybcio May 22, 2025, 11:18 p.m. UTC 
From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>

As part of stepping away from crazy hardcoding in the driver, move
define the slice explicitly and pass it to the IPA node.

Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
---
 arch/arm64/boot/dts/qcom/sm8550.dtsi | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

Comments

Dmitry Baryshkov May 23, 2025, 5:36 p.m. UTC | #1 
On Fri, May 23, 2025 at 01:18:24AM +0200, Konrad Dybcio wrote:
> From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
> 
> As part of stepping away from crazy hardcoding in the driver, move
> define the slice explicitly and pass it to the IPA node.
> 
> Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/sm8550.dtsi | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index 71a7e3b57ecedd86d798e71b781451fe11f9c1ce..17d755daba4141d3a8716cd6ff4483c34dc0f660 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -2659,6 +2659,8 @@  &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
 			qcom,smem-state-names = "ipa-clock-enabled-valid",
 						"ipa-clock-enabled";
 
+			sram = <&ipa_modem_tables>;
+
 			status = "disabled";
 		};
 
@@ -4737,6 +4739,20 @@  data-pins {
 			};
 		};
 
+		sram@14680000 {
+			compatible = "qcom,sm8350-imem", "syscon", "simple-mfd";
+			reg = <0 0x14680000 0 0x2c000>;
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			ranges = <0 0 0x14680000 0x2c000>;
+
+			ipa_modem_tables: modem-tables@8000 {
+				reg = <0x8000 0x2000>;
+			};
+		};
+
 		apps_smmu: iommu@15000000 {
 			compatible = "qcom,sm8550-smmu-500", "qcom,smmu-500", "arm,mmu-500";
 			reg = <0 0x15000000 0 0x100000>;