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|---|---|
| From | Andy Gross <andy.gross@linaro.org> |
| Newsgroups | linux.kernel |
| Subject | [Patch v4 2/2] arm: dts: Add APQ8084 SMEM nodes |
| Date | Fri, 11 Dec 2015 07:20:02 +0100 |
| Message-ID | <qEpdD-jP-3@gated-at.bofh.it> (permalink) |
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| X-Original-Cc | Bjorn Andersson <bjorn.andersson@sonymobile.com>, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Andy Gross <agross@codeaurora.org> |
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From: Andy Gross <agross@codeaurora.org>
This patch adds all the required nodes to support SMEM on APQ8084
Signed-off-by: Andy Gross <agross@codeaurora.org>
Acked-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
---
arch/arm/boot/dts/qcom-apq8084.dtsi | 36 ++++++++++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)
diff --git a/arch/arm/boot/dts/qcom-apq8084.dtsi b/arch/arm/boot/dts/qcom-apq8084.dtsi
index fcffeca..3d3b394 100644
--- a/arch/arm/boot/dts/qcom-apq8084.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8084.dtsi
@@ -10,6 +10,17 @@
compatible = "qcom,apq8084";
interrupt-parent = <&intc>;
+ reserved-memory {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ smem_mem: smem_region@fa00000 {
+ reg = <0xfa00000 0x200000>;
+ no-map;
+ };
+ };
+
cpus {
#address-cells = <1>;
#size-cells = <0>;
@@ -89,6 +100,15 @@
clock-frequency = <19200000>;
};
+ smem {
+ compatible = "qcom,smem";
+
+ qcom,rpm-msg-ram = <&rpm_msg_ram>;
+ memory-region = <&smem_mem>;
+
+ hwlocks = <&tcsr_mutex 3>;
+ };
+
soc: soc {
#address-cells = <1>;
#size-cells = <1>;
@@ -225,6 +245,22 @@
reg = <0xfc400000 0x4000>;
};
+ tcsr_mutex_regs: syscon@fd484000 {
+ compatible = "syscon";
+ reg = <0xfd484000 0x2000>;
+ };
+
+ tcsr_mutex: hwlock {
+ compatible = "qcom,tcsr-mutex";
+ syscon = <&tcsr_mutex_regs 0 0x80>;
+ #hwlock-cells = <1>;
+ };
+
+ rpm_msg_ram: memory@fc428000 {
+ compatible = "qcom,rpm-msg-ram";
+ reg = <0xfc428000 0x4000>;
+ };
+
tlmm: pinctrl@fd510000 {
compatible = "qcom,apq8084-pinctrl";
reg = <0xfd510000 0x4000>;
--
1.9.1
--
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[Patch v4 2/2] arm: dts: Add APQ8084 SMEM nodes Andy Gross <andy.gross@linaro.org> - 2015-12-11 07:20 +0100
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