Re: [PATCH 5/6] dts:qcom:sdm845: Add dt entries to support crypto engine.
From: Bjorn Andersson <hidden>
Date: 2020-11-18 04:10:56
Also in:
linux-arm-msm, linux-clk, linux-crypto, lkml
On Tue 17 Nov 07:47 CST 2020, Thara Gopinath wrote:
quoted hunk ↗ jump to hunk
Add crypto engine (CE) and CE BAM related nodes and definitions to "sdm845.dtsi". Signed-off-by: Thara Gopinath <redacted> --- arch/arm64/boot/dts/qcom/sdm845.dtsi | 30 ++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+)diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi index 40e8c11f23ab..b5b2ea97681f 100644 --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi@@ -2138,6 +2138,36 @@ ufs_mem_phy_lanes: lanes@1d87400 { }; }; + cryptobam: dma@1dc4000 { + compatible = "qcom,bam-v1.7.0"; + reg = <0 0x01dc4000 0 0x24000>; + interrupts = <GIC_SPI 272 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&rpmhcc RPMH_CE_CLK>; + clock-names = "bam_clk"; + #dma-cells = <1>; + qcom,ee = <0>; + qcom,controlled-remotely = <1>; + iommus = <&apps_smmu 0x704 0x1>, + <&apps_smmu 0x706 0x1>, + <&apps_smmu 0x714 0x1>, + <&apps_smmu 0x716 0x1>;
Can you confirm that this can't be written as: iommus = <&apps_smmu 0x704 0x3>, <&apps_smmu 0x714 0x3>; (and same below). Regards, Bjorn
+ };
+
+ crypto: crypto@1dfa000 {
+ compatible = "qcom,crypto-v5.4";
+ reg = <0 0x01dfa000 0 0x6000>;
+ clocks = <&gcc GCC_CE1_AHB_CLK>,
+ <&gcc GCC_CE1_AHB_CLK>,
+ <&rpmhcc RPMH_CE_CLK>;
+ clock-names = "iface", "bus", "core";
+ dmas = <&cryptobam 6>, <&cryptobam 7>;
+ dma-names = "rx", "tx";
+ iommus = <&apps_smmu 0x704 0x1>,
+ <&apps_smmu 0x706 0x1>,
+ <&apps_smmu 0x714 0x1>,
+ <&apps_smmu 0x716 0x1>;
+ };
+
ipa: ipa@1e40000 {
compatible = "qcom,sdm845-ipa";
--
2.25.1