[PATCH] arm64: dts: ls1012a: add crypto node

Shawn Guo shawnguo at kernel.org
Thu Mar 23 18:56:08 PDT 2017


On Wed, Mar 22, 2017 at 02:29:39PM +0200, Horia Geantă wrote:
> LS1012A has a SEC v5.4 security engine.
> 
> Signed-off-by: Horia Geantă <horia.geanta at nxp.com>
> ---
>  arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts |  9 +++
>  arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts  |  9 +++
>  arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts  |  9 +++
>  arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi     | 91 +++++++++++++++++++++-
>  4 files changed, 117 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts
> index a619f6496a4c..bab9e68947e4 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts
> @@ -49,6 +49,15 @@
>  	model = "LS1012A Freedom Board";
>  	compatible = "fsl,ls1012a-frdm", "fsl,ls1012a";
>  
> +	aliases {
> +		crypto = &crypto;
> +		rtic_a = &rtic_a;
> +		rtic_b = &rtic_b;
> +		rtic_c = &rtic_c;
> +		rtic_d = &rtic_d;
> +		sec_mon = &sec_mon;
> +	};
> +
>  	sys_mclk: clock-mclk {
>  		compatible = "fixed-clock";
>  		#clock-cells = <0>;
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts
> index 14a67f1709e7..5c4e84c7f20d 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts
> @@ -49,6 +49,15 @@
>  	model = "LS1012A QDS Board";
>  	compatible = "fsl,ls1012a-qds", "fsl,ls1012a";
>  
> +	aliases {
> +		crypto = &crypto;
> +		rtic_a = &rtic_a;
> +		rtic_b = &rtic_b;
> +		rtic_c = &rtic_c;
> +		rtic_d = &rtic_d;
> +		sec_mon = &sec_mon;
> +	};
> +
>  	sys_mclk: clock-mclk {
>  		compatible = "fixed-clock";
>  		#clock-cells = <0>;
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts
> index 62c5c7123a15..ff9dd16aa65a 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts
> @@ -48,6 +48,15 @@
>  / {
>  	model = "LS1012A RDB Board";
>  	compatible = "fsl,ls1012a-rdb", "fsl,ls1012a";
> +
> +	aliases {
> +		crypto = &crypto;
> +		rtic_a = &rtic_a;
> +		rtic_b = &rtic_b;
> +		rtic_c = &rtic_c;
> +		rtic_d = &rtic_d;
> +		sec_mon = &sec_mon;
> +	};

What are these aliases used for?  Are they board specific?  If not, we
should probably have them in fsl-ls1012a.dtsi, since you are adding
them for all three fsl-ls1012a based boards.

>  };
>  
>  &duart0 {
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi
> index cffebb4b3df1..68f3012ae07e 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi
> @@ -42,7 +42,7 @@
>   *     OTHER DEALINGS IN THE SOFTWARE.
>   */
>  
> -#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
>  
>  / {
>  	compatible = "fsl,ls1012a";
> @@ -113,6 +113,95 @@
>  			big-endian;
>  		};
>  
> +		crypto: crypto at 1700000 {
> +			compatible = "fsl,sec-v5.4", "fsl,sec-v5.0",
> +				     "fsl,sec-v4.0";
> +			fsl,sec-era = <8>;
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges = <0x0 0x00 0x1700000 0x100000>;
> +			reg = <0x00 0x1700000 0x0 0x100000>;
> +			interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
> +
> +			sec_jr0: jr at 10000 {
> +				compatible = "fsl,sec-v5.4-job-ring",
> +					     "fsl,sec-v5.0-job-ring",
> +					     "fsl,sec-v4.0-job-ring";
> +				reg	   = <0x10000 0x10000>;
> +				interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
> +			};
> +
> +			sec_jr1: jr at 20000 {
> +				compatible = "fsl,sec-v5.4-job-ring",
> +					     "fsl,sec-v5.0-job-ring",
> +					     "fsl,sec-v4.0-job-ring";
> +				reg	   = <0x20000 0x10000>;
> +				interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
> +			};
> +
> +			sec_jr2: jr at 30000 {
> +				compatible = "fsl,sec-v5.4-job-ring",
> +					     "fsl,sec-v5.0-job-ring",
> +					     "fsl,sec-v4.0-job-ring";
> +				reg	   = <0x30000 0x10000>;
> +				interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
> +			};
> +
> +			sec_jr3: jr at 40000 {
> +				compatible = "fsl,sec-v5.4-job-ring",
> +					     "fsl,sec-v5.0-job-ring",
> +					     "fsl,sec-v4.0-job-ring";
> +				reg	   = <0x40000 0x10000>;
> +				interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
> +			};
> +
> +			rtic at 60000 {
> +				compatible = "fsl,sec-v5.4-rtic",
> +					     "fsl,sec-v5.0-rtic",
> +					     "fsl,sec-v4.0-rtic";
> +				#address-cells = <1>;
> +				#size-cells = <1>;
> +				reg = <0x60000 0x100 0x60e00 0x18>;
> +				ranges = <0x0 0x60100 0x500>;
> +
> +				rtic_a: rtic-a at 0 {
> +					compatible = "fsl,sec-v5.4-rtic-memory",
> +						     "fsl,sec-v5.0-rtic-memory",
> +						     "fsl,sec-v4.0-rtic-memory";
> +					reg = <0x00 0x20 0x100 0x100>;
> +				};
> +
> +				rtic_b: rtic-b at 20 {
> +					compatible = "fsl,sec-v5.4-rtic-memory",
> +						     "fsl,sec-v5.0-rtic-memory",
> +						     "fsl,sec-v4.0-rtic-memory";
> +					reg = <0x20 0x20 0x200 0x100>;
> +				};
> +
> +				rtic_c: rtic-c at 40 {
> +					compatible = "fsl,sec-v5.4-rtic-memory",
> +						     "fsl,sec-v5.0-rtic-memory",
> +						     "fsl,sec-v4.0-rtic-memory";
> +					reg = <0x40 0x20 0x300 0x100>;
> +				};
> +
> +				rtic_d: rtic-d at 60 {
> +					compatible = "fsl,sec-v5.4-rtic-memory",
> +						     "fsl,sec-v5.0-rtic-memory",
> +						     "fsl,sec-v4.0-rtic-memory";
> +					reg = <0x60 0x20 0x400 0x100>;
> +				};
> +			};
> +		};
> +
> +		sec_mon: sec_mon at 1e90000 {

Hyphen is more preferred to be used in node name than underscore.

Shawn

> +			compatible = "fsl,sec-v5.4-mon", "fsl,sec-v5.0-mon",
> +				     "fsl,sec-v4.0-mon";
> +			reg = <0x0 0x1e90000 0x0 0x10000>;
> +			interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
> +		};
> +
>  		dcfg: dcfg at 1ee0000 {
>  			compatible = "fsl,ls1012a-dcfg",
>  				     "syscon";
> -- 
> 2.12.0.264.gd6db3f216544
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel



More information about the linux-arm-kernel mailing list