diff mbox series

[v2] arm64: dts: ipq8074: add SMEM support

Message ID 20220106212512.1970828-1-robimarko@gmail.com (mailing list archive)
State Accepted
Headers show
Series [v2] arm64: dts: ipq8074: add SMEM support | expand

Commit Message

Robert Marko Jan. 6, 2022, 9:25 p.m. UTC
IPQ8074 uses SMEM like other modern QCA SoC-s, so since its already
supported by the kernel add the required DT nodes.

Signed-off-by: Robert Marko <robimarko@gmail.com>
---
Changes in v2:
* Use the MMIO TCSR binding
* Use the updated SMEM binding directly under reserved-memory node
---
 arch/arm64/boot/dts/qcom/ipq8074.dtsi | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

Comments

Bjorn Andersson Feb. 1, 2022, 5:20 a.m. UTC | #1
On Thu, 6 Jan 2022 22:25:12 +0100, Robert Marko wrote:
> IPQ8074 uses SMEM like other modern QCA SoC-s, so since its already
> supported by the kernel add the required DT nodes.
> 
> 

Applied, thanks!

[1/1] arm64: dts: ipq8074: add SMEM support
      commit: 42124b947e8eee401b778e9bdc5017d205ad8b71

Best regards,
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/ipq8074.dtsi b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
index e6cc261201ef..bd70092b7156 100644
--- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
@@ -76,6 +76,20 @@  psci {
 		method = "smc";
 	};
 
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		smem@4ab00000 {
+			compatible = "qcom,smem";
+			reg = <0x0 0x4ab00000 0x0 0x00100000>;
+			no-map;
+
+			hwlocks = <&tcsr_mutex 0>;
+		};
+	};
+
 	firmware {
 		scm {
 			compatible = "qcom,scm-ipq8074", "qcom,scm";
@@ -331,6 +345,12 @@  gcc: gcc@1800000 {
 			#reset-cells = <0x1>;
 		};
 
+		tcsr_mutex: hwlock@1905000 {
+			compatible = "qcom,tcsr-mutex";
+			reg = <0x01905000 0x20000>;
+			#hwlock-cells = <1>;
+		};
+
 		spmi_bus: spmi@200f000 {
 			compatible = "qcom,spmi-pmic-arb";
 			reg = <0x0200f000 0x001000>,