Commit 433f9a57 authored by Eric Biggers's avatar Eric Biggers Committed by Bjorn Andersson
Browse files

arm64: dts: sdm845: add Inline Crypto Engine registers and clock 



Add the vendor-specific registers and clock for Qualcomm ICE (Inline
Crypto Engine) to the device tree node for the UFS host controller on
sdm845, so that the ufs-qcom driver will be able to use inline crypto.

Use a separate register range rather than extending the main UFS range
because there's a gap between the two, and the ICE registers are
vendor-specific.  (Actually, the hardware claims that the ICE range also
includes the array of standard crypto configuration registers; however,
on this SoC the Linux kernel isn't permitted to access them directly.)

Signed-off-by: default avatarEric Biggers <ebiggers@google.com>
Link: https://lore.kernel.org/r/20200710072013.177481-4-ebiggers@kernel.org


Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent ccc6e8a1

arch/arm64/boot/dts/qcom/sdm845.dtsi

+9 −4
Original line number Diff line number Diff line
@@ -2060,7 +2060,9 @@ 
		ufs_mem_hc: ufshc@1d84000 {

			compatible = "qcom,sdm845-ufshc", "qcom,ufshc",

				     "jedec,ufs-2.0";

			reg = <0 0x01d84000 0 0x2500>;

			reg = <0 0x01d84000 0 0x2500>,

			      <0 0x01d90000 0 0x8000>;

			reg-names = "std", "ice";

			interrupts = <GIC_SPI 265 IRQ_TYPE_LEVEL_HIGH>;

			phys = <&ufs_mem_phy_lanes>;

			phy-names = "ufsphy";
@@ -2080,7 +2082,8 @@ 
				"ref_clk",

				"tx_lane0_sync_clk",

				"rx_lane0_sync_clk",

				"rx_lane1_sync_clk";

				"rx_lane1_sync_clk",

				"ice_core_clk";

			clocks =

				<&gcc GCC_UFS_PHY_AXI_CLK>,

				<&gcc GCC_AGGRE_UFS_PHY_AXI_CLK>,
@@ -2089,7 +2092,8 @@ 
				<&rpmhcc RPMH_CXO_CLK>,

				<&gcc GCC_UFS_PHY_TX_SYMBOL_0_CLK>,

				<&gcc GCC_UFS_PHY_RX_SYMBOL_0_CLK>,

				<&gcc GCC_UFS_PHY_RX_SYMBOL_1_CLK>;

				<&gcc GCC_UFS_PHY_RX_SYMBOL_1_CLK>,

				<&gcc GCC_UFS_PHY_ICE_CORE_CLK>;

			freq-table-hz =

				<50000000 200000000>,

				<0 0>,
@@ -2098,7 +2102,8 @@ 
				<0 0>,

				<0 0>,

				<0 0>,

				<0 0>;

				<0 0>,

				<0 300000000>;



			status = "disabled";

		};