From 4255db146247dbce60c84a7388f65e82fc139439 Mon Sep 17 00:00:00 2001 From: Jeremy McNicoll Date: Sun, 29 Jan 2017 21:44:33 -0800 Subject: [PATCH] arm64: dts: smem enablement for msm8992 SMEM allows various subsystems/processors to share memory/data (heap format) in order to enable various peripherals. Signed-off-by: Jeremy McNicoll Signed-off-by: Andy Gross --- arch/arm64/boot/dts/qcom/msm8992.dtsi | 42 +++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8992.dtsi b/arch/arm64/boot/dts/qcom/msm8992.dtsi index 13fb6f7..1715787 100644 --- a/arch/arm64/boot/dts/qcom/msm8992.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8992.dtsi @@ -79,6 +79,19 @@ regulator-always-on; }; + sfpb_mutex: hwmutex { + compatible = "qcom,sfpb-mutex"; + syscon = <&sfpb_mutex_regs 0x0 0x100>; + #hwlock-cells = <1>; + }; + + smem { + compatible = "qcom,smem"; + memory-region = <&smem_region>; + qcom,rpm-msg-ram = <&rpm_msg_ram>; + hwlocks = <&sfpb_mutex 3>; + }; + soc { #address-cells = <1>; #size-cells = <1>; @@ -93,6 +106,11 @@ <0xf9002000 0x1000>; }; + apcs: syscon@f900d000 { + compatible = "syscon"; + reg = <0xf900d000 0x2000>; + }; + timer@f9020000 { #address-cells = <1>; #size-cells = <1>; @@ -183,12 +201,36 @@ #power-domain-cells = <1>; reg = <0xfc400000 0x2000>; }; + + rpm_msg_ram: memory@fc428000 { + compatible = "qcom,rpm-msg-ram"; + reg = <0xfc428000 0x4000>; + }; + + sfpb_mutex_regs: syscon@fd484000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "syscon"; + reg = <0xfd484000 0x400>; + }; }; memory { device_type = "memory"; reg = <0 0 0 0>; // bootloader will update }; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + smem_region: smem@6a00000 { + reg = <0x0 0x6a00000 0x0 0x200000>; + no-map; + }; + }; + }; -- 2.7.4