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arm64: dts: qcom: Add SDM845 SMEM nodes

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Add all the necessary dt nodes to support SMEM driver
on SDM845. It also adds the required memory carveouts
so that the kernel does not access memory that is in
use.

Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
This commit is contained in:
Sibi S 2018-04-30 20:14:28 +05:30 committed by Andy Gross
parent 03208ff7bf
commit 71c8428e48
1 changed files with 38 additions and 0 deletions
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38
arch/arm64/boot/dts/qcom/sdm845.dtsi
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@ -21,6 +21,27 @@ memory@80000000 {
reg = <0 0x80000000 0 0>;
};
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;
memory@85fc0000 {
reg = <0 0x85fc0000 0 0x20000>;
no-map;
};
smem_mem: memory@86000000 {
reg = <0x0 0x86000000 0x0 0x200000>;
no-map;
};
memory@86200000 {
reg = <0 0x86200000 0 0x2d00000>;
no-map;
};
};
cpus {
#address-cells = <2>;
#size-cells = <0>;
@ -147,6 +168,18 @@ sleep_clk: sleep-clk {
};
};
tcsr_mutex: hwlock {
compatible = "qcom,tcsr-mutex";
syscon = <&tcsr_mutex_regs 0 0x1000>;
#hwlock-cells = <1>;
};
smem {
compatible = "qcom,smem";
memory-region = <&smem_mem>;
hwlocks = <&tcsr_mutex 3>;
};
psci {
compatible = "arm,psci-1.0";
method = "smc";
@ -273,6 +306,11 @@ spmi_bus: spmi@c440000 {
cell-index = <0>;
};
tcsr_mutex_regs: syscon@1f40000 {
compatible = "syscon";
reg = <0x1f40000 0x40000>;
};
apss_shared: mailbox@17990000 {
compatible = "qcom,sdm845-apss-shared";
reg = <0x17990000 0x1000>;