* [PATCH v2] arm64: dts: ipq8074: add SMEM support
@ 2022-01-06 21:25 Robert Marko
2022-02-01 5:20 ` (subset) " Bjorn Andersson
0 siblings, 1 reply; 2+ messages in thread
From: Robert Marko @ 2022-01-06 21:25 UTC (permalink / raw)
To: agross, bjorn.andersson, robh+dt, linux-arm-msm, devicetree,
linux-kernel
Cc: Robert Marko
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(+)
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>,
--
2.34.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: (subset) [PATCH v2] arm64: dts: ipq8074: add SMEM support
2022-01-06 21:25 [PATCH v2] arm64: dts: ipq8074: add SMEM support Robert Marko
@ 2022-02-01 5:20 ` Bjorn Andersson
0 siblings, 0 replies; 2+ messages in thread
From: Bjorn Andersson @ 2022-02-01 5:20 UTC (permalink / raw)
To: devicetree, agross, Robert Marko, linux-arm-msm, linux-kernel, robh+dt
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,
--
Bjorn Andersson <bjorn.andersson@linaro.org>
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