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arm64: dts: smem enablement for msm8992

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SMEM allows various subsystems/processors to share
memory/data (heap format) in order to enable various
peripherals.

Signed-off-by: Jeremy McNicoll <jeremymc@redhat.com>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
This commit is contained in:
Jeremy McNicoll 2017-01-29 21:44:33 -08:00 committed by Andy Gross
parent 75a3f782e8
commit 4255db1462
1 changed files with 42 additions and 0 deletions
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42
arch/arm64/boot/dts/qcom/msm8992.dtsi
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@ -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;
};
};
};