[PATCH net-next 1/2] arm64: dts: qcom: sm8350: add IPA information

From: Alex Elder
Date: Tue Apr 13 2021 - 13:06:05 EST


Add IPA-related nodes and definitions to "sm8350.dtsi", which uses
IPA v4.9.

Signed-off-by: Alex Elder <elder@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm8350.dtsi | 51 ++++++++++++++++++++++++++++
1 file changed, 51 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi
index ed0b51bc03ea7..2fc23f3d2c75c 100644
--- a/arch/arm64/boot/dts/qcom/sm8350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi
@@ -11,6 +11,7 @@
#include <dt-bindings/power/qcom-rpmpd.h>
#include <dt-bindings/soc/qcom,rpmh-rsc.h>
#include <dt-bindings/thermal/thermal.h>
+#include <dt-bindings/interconnect/qcom,sm8350.h>

/ {
interrupt-parent = <&intc>;
@@ -391,6 +392,17 @@ smp2p_modem_in: slave-kernel {
interrupt-controller;
#interrupt-cells = <2>;
};
+
+ ipa_smp2p_out: ipa-ap-to-modem {
+ qcom,entry-name = "ipa";
+ #qcom,smem-state-cells = <1>;
+ };
+
+ ipa_smp2p_in: ipa-modem-to-ap {
+ qcom,entry-name = "ipa";
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
};

smp2p-slpi {
@@ -629,6 +641,45 @@ compute_noc: interconnect@a0c0000{
qcom,bcm-voters = <&apps_bcm_voter>;
};

+ ipa: ipa@1e40000 {
+ compatible = "qcom,sm8350-ipa";
+
+ iommus = <&apps_smmu 0x5c0 0x0>,
+ <&apps_smmu 0x5c2 0x0>;
+ reg = <0 0x1e40000 0 0x8000>,
+ <0 0x1e50000 0 0x4b20>,
+ <0 0x1e04000 0 0x23000>;
+ reg-names = "ipa-reg",
+ "ipa-shared",
+ "gsi";
+
+ interrupts-extended = <&intc GIC_SPI 655 IRQ_TYPE_EDGE_RISING>,
+ <&intc GIC_SPI 432 IRQ_TYPE_LEVEL_HIGH>,
+ <&ipa_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
+ <&ipa_smp2p_in 1 IRQ_TYPE_EDGE_RISING>;
+ interrupt-names = "ipa",
+ "gsi",
+ "ipa-clock-query",
+ "ipa-setup-ready";
+
+ clocks = <&rpmhcc RPMH_IPA_CLK>;
+ clock-names = "core";
+
+ interconnects = <&aggre2_noc MASTER_IPA &gem_noc SLAVE_LLCC>,
+ <&mc_virt MASTER_LLCC &mc_virt SLAVE_EBI1>,
+ <&gem_noc MASTER_APPSS_PROC &config_noc SLAVE_IPA_CFG>;
+ interconnect-names = "ipa_to_llcc",
+ "llcc_to_ebi1",
+ "appss_to_ipa";
+
+ qcom,smem-states = <&ipa_smp2p_out 0>,
+ <&ipa_smp2p_out 1>;
+ qcom,smem-state-names = "ipa-clock-enabled-valid",
+ "ipa-clock-enabled";
+
+ status = "disabled";
+ };
+
tcsr_mutex: hwlock@1f40000 {
compatible = "qcom,tcsr-mutex";
reg = <0x0 0x01f40000 0x0 0x40000>;
--
2.27.0