From mboxrd@z Thu Jan 1 00:00:00 1970 From: richard.gong@linux.intel.com (richard.gong at linux.intel.com) Date: Thu, 1 Mar 2018 18:19:30 -0600 Subject: [PATCHv2 2/7] arm64: dts: stratix10: add service driver binding to base dtsi In-Reply-To: <1519949975-13548-1-git-send-email-richard.gong@linux.intel.com> References: <1519949975-13548-1-git-send-email-richard.gong@linux.intel.com> Message-ID: <1519949975-13548-3-git-send-email-richard.gong@linux.intel.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Richard Gong Add Intel Stratix10 service layer to the device tree Signed-off-by: Richard Gong Signed-off-by: Alan Tull --- v2: Change to put service layer driver node under the firmware node Change compatible to "intel, stratix10-svc" --- arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi index 5a6a699..4395e76 100644 --- a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi +++ b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi @@ -24,6 +24,20 @@ #address-cells = <2>; #size-cells = <2>; + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + service_reserved: svcbuffer at 0 { + compatible = "shared-dma-pool"; + reg = <0x0 0x0 0x0 0x1000000>; + alignment = <0x1000>; + no-map; + }; + }; + + cpus { #address-cells = <1>; #size-cells = <0>; @@ -433,5 +447,13 @@ resets = <&rst WATCHDOG3_RESET>; status = "disabled"; }; + + firmware { + svc { + compatible = "intel,stratix10-svc"; + method = "smc"; + memory-region = <&service_reserved>; + }; + }; }; }; -- 2.7.4