* [PATCH 0/3] arm64: dts: add Synaptics AS370 SoC support
@ 2018-07-13 9:17 Jisheng Zhang
2018-07-13 9:18 ` [PATCH 1/3] dt-bindings: arm: move berlin binding documentation to syna.txt Jisheng Zhang
` (2 more replies)
0 siblings, 3 replies; 9+ messages in thread
From: Jisheng Zhang @ 2018-07-13 9:17 UTC (permalink / raw)
To: Rob Herring, Mark Rutland
Cc: devicetree, linux-kernel, linux-arm-kernel, Sebastian Hesselbarth
Add initial dtsi file for Synaptics AS370 SoC.
patch1 moves berlin binding to syna.txt.
patch2 add dt-binding for the AS370 SoC.
patch3 add the initial dtsi file for the SoC.
Jisheng Zhang (3):
dt-bindings: arm: move berlin binding documentation to syna.txt
dt-bindings: arm: syna: add support for the AS370 SoC
arm64: dts: synaptics: add dtsi file for Synaptics AS370 SoC
.../{marvell/marvell,berlin.txt => syna.txt} | 6 +-
arch/arm64/boot/dts/synaptics/as370.dtsi | 177 ++++++++++++++++++
2 files changed, 182 insertions(+), 1 deletion(-)
rename Documentation/devicetree/bindings/arm/{marvell/marvell,berlin.txt => syna.txt} (94%)
create mode 100644 arch/arm64/boot/dts/synaptics/as370.dtsi
--
2.18.0
^ permalink raw reply [flat|nested] 9+ messages in thread* [PATCH 1/3] dt-bindings: arm: move berlin binding documentation to syna.txt 2018-07-13 9:17 [PATCH 0/3] arm64: dts: add Synaptics AS370 SoC support Jisheng Zhang @ 2018-07-13 9:18 ` Jisheng Zhang 2018-07-20 15:12 ` Rob Herring 2018-07-13 9:24 ` [PATCH 2/3] dt-bindings: arm: syna: add support for the AS370 SoC Jisheng Zhang 2018-07-13 9:26 ` [PATCH 3/3] arm64: dts: synaptics: add dtsi file for Synaptics " Jisheng Zhang 2 siblings, 1 reply; 9+ messages in thread From: Jisheng Zhang @ 2018-07-13 9:18 UTC (permalink / raw) To: Rob Herring, Mark Rutland Cc: devicetree, linux-kernel, linux-arm-kernel, Sebastian Hesselbarth Move berlin binding documentation as part of transition from Marvell berlin to Synaptics SoC. Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> --- .../bindings/arm/{marvell/marvell,berlin.txt => syna.txt} | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename Documentation/devicetree/bindings/arm/{marvell/marvell,berlin.txt => syna.txt} (100%) diff --git a/Documentation/devicetree/bindings/arm/marvell/marvell,berlin.txt b/Documentation/devicetree/bindings/arm/syna.txt similarity index 100% rename from Documentation/devicetree/bindings/arm/marvell/marvell,berlin.txt rename to Documentation/devicetree/bindings/arm/syna.txt -- 2.18.0 ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH 1/3] dt-bindings: arm: move berlin binding documentation to syna.txt 2018-07-13 9:18 ` [PATCH 1/3] dt-bindings: arm: move berlin binding documentation to syna.txt Jisheng Zhang @ 2018-07-20 15:12 ` Rob Herring 0 siblings, 0 replies; 9+ messages in thread From: Rob Herring @ 2018-07-20 15:12 UTC (permalink / raw) To: Jisheng Zhang Cc: Mark Rutland, devicetree, linux-kernel, linux-arm-kernel, Sebastian Hesselbarth On Fri, Jul 13, 2018 at 05:18:59PM +0800, Jisheng Zhang wrote: > Move berlin binding documentation as part of transition from Marvell > berlin to Synaptics SoC. > > Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> > --- > .../bindings/arm/{marvell/marvell,berlin.txt => syna.txt} | 0 > 1 file changed, 0 insertions(+), 0 deletions(-) > rename Documentation/devicetree/bindings/arm/{marvell/marvell,berlin.txt => syna.txt} (100%) Acked-by: Rob Herring <robh@kernel.org> ^ permalink raw reply [flat|nested] 9+ messages in thread
* [PATCH 2/3] dt-bindings: arm: syna: add support for the AS370 SoC 2018-07-13 9:17 [PATCH 0/3] arm64: dts: add Synaptics AS370 SoC support Jisheng Zhang 2018-07-13 9:18 ` [PATCH 1/3] dt-bindings: arm: move berlin binding documentation to syna.txt Jisheng Zhang @ 2018-07-13 9:24 ` Jisheng Zhang 2018-07-20 15:15 ` Rob Herring 2018-07-13 9:26 ` [PATCH 3/3] arm64: dts: synaptics: add dtsi file for Synaptics " Jisheng Zhang 2 siblings, 1 reply; 9+ messages in thread From: Jisheng Zhang @ 2018-07-13 9:24 UTC (permalink / raw) To: Rob Herring, Mark Rutland Cc: devicetree, linux-kernel, linux-arm-kernel, Sebastian Hesselbarth The AS370 SoC is a new derivative of the berlin family. The only difference is the SoC isn't named as berlin*. Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> --- Documentation/devicetree/bindings/arm/syna.txt | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/arm/syna.txt b/Documentation/devicetree/bindings/arm/syna.txt index 3bab18409b7a..3ba1d7b5ee74 100644 --- a/Documentation/devicetree/bindings/arm/syna.txt +++ b/Documentation/devicetree/bindings/arm/syna.txt @@ -1,4 +1,4 @@ -Marvell Berlin SoC Family Device Tree Bindings +Synaptics SoC Device Tree Bindings --------------------------------------------------------------- Work in progress statement: @@ -13,6 +13,10 @@ stable binding/ABI. --------------------------------------------------------------- +Boards with the Synaptics AS370 SoC shall have the following properties: + Required root node property: + compatible: "syna,as370" + Boards with a SoC of the Marvell Berlin family, e.g. Armada 1500 shall have the following properties: -- 2.18.0 ^ permalink raw reply related [flat|nested] 9+ messages in thread
* Re: [PATCH 2/3] dt-bindings: arm: syna: add support for the AS370 SoC 2018-07-13 9:24 ` [PATCH 2/3] dt-bindings: arm: syna: add support for the AS370 SoC Jisheng Zhang @ 2018-07-20 15:15 ` Rob Herring 2018-07-24 5:40 ` Jisheng Zhang 0 siblings, 1 reply; 9+ messages in thread From: Rob Herring @ 2018-07-20 15:15 UTC (permalink / raw) To: Jisheng Zhang Cc: Mark Rutland, devicetree, linux-kernel, linux-arm-kernel, Sebastian Hesselbarth On Fri, Jul 13, 2018 at 05:24:57PM +0800, Jisheng Zhang wrote: > The AS370 SoC is a new derivative of the berlin family. The only > difference is the SoC isn't named as berlin*. So is it a derivative or just rebranded? > Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> > --- > Documentation/devicetree/bindings/arm/syna.txt | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/arm/syna.txt b/Documentation/devicetree/bindings/arm/syna.txt > index 3bab18409b7a..3ba1d7b5ee74 100644 > --- a/Documentation/devicetree/bindings/arm/syna.txt > +++ b/Documentation/devicetree/bindings/arm/syna.txt > @@ -1,4 +1,4 @@ > -Marvell Berlin SoC Family Device Tree Bindings > +Synaptics SoC Device Tree Bindings Perhaps some note about what has happened here. Otherwise it looks strange having "Marvell Berlin" in the document when the title says Synaptics SoC. > --------------------------------------------------------------- > > Work in progress statement: > @@ -13,6 +13,10 @@ stable binding/ABI. > > --------------------------------------------------------------- > > +Boards with the Synaptics AS370 SoC shall have the following properties: > + Required root node property: > + compatible: "syna,as370" > + > Boards with a SoC of the Marvell Berlin family, e.g. Armada 1500 > shall have the following properties: > > -- > 2.18.0 > > -- > To unsubscribe from this list: send the line "unsubscribe devicetree" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH 2/3] dt-bindings: arm: syna: add support for the AS370 SoC 2018-07-20 15:15 ` Rob Herring @ 2018-07-24 5:40 ` Jisheng Zhang 0 siblings, 0 replies; 9+ messages in thread From: Jisheng Zhang @ 2018-07-24 5:40 UTC (permalink / raw) To: Rob Herring Cc: Mark Rutland, devicetree, linux-kernel, linux-arm-kernel, Sebastian Hesselbarth Hi Rob On Fri, 20 Jul 2018 09:15:29 -0600 Rob Herring wrote: > On Fri, Jul 13, 2018 at 05:24:57PM +0800, Jisheng Zhang wrote: > > The AS370 SoC is a new derivative of the berlin family. The only > > difference is the SoC isn't named as berlin*. > > So is it a derivative or just rebranded? A derivative new generation SoC. > > > Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> > > --- > > Documentation/devicetree/bindings/arm/syna.txt | 6 +++++- > > 1 file changed, 5 insertions(+), 1 deletion(-) > > > > diff --git a/Documentation/devicetree/bindings/arm/syna.txt b/Documentation/devicetree/bindings/arm/syna.txt > > index 3bab18409b7a..3ba1d7b5ee74 100644 > > --- a/Documentation/devicetree/bindings/arm/syna.txt > > +++ b/Documentation/devicetree/bindings/arm/syna.txt > > @@ -1,4 +1,4 @@ > > -Marvell Berlin SoC Family Device Tree Bindings > > +Synaptics SoC Device Tree Bindings > > Perhaps some note about what has happened here. Otherwise it looks > strange having "Marvell Berlin" in the document when the title says > Synaptics SoC. Good idea. will do in v2 > > > --------------------------------------------------------------- > > > > Work in progress statement: > > @@ -13,6 +13,10 @@ stable binding/ABI. > > > > --------------------------------------------------------------- > > > > +Boards with the Synaptics AS370 SoC shall have the following properties: > > + Required root node property: > > + compatible: "syna,as370" > > + > > Boards with a SoC of the Marvell Berlin family, e.g. Armada 1500 > > shall have the following properties: > > > > -- > > 2.18.0 > > > > -- > > To unsubscribe from this list: send the line "unsubscribe devicetree" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 9+ messages in thread
* [PATCH 3/3] arm64: dts: synaptics: add dtsi file for Synaptics AS370 SoC 2018-07-13 9:17 [PATCH 0/3] arm64: dts: add Synaptics AS370 SoC support Jisheng Zhang 2018-07-13 9:18 ` [PATCH 1/3] dt-bindings: arm: move berlin binding documentation to syna.txt Jisheng Zhang 2018-07-13 9:24 ` [PATCH 2/3] dt-bindings: arm: syna: add support for the AS370 SoC Jisheng Zhang @ 2018-07-13 9:26 ` Jisheng Zhang 2018-07-20 15:21 ` Rob Herring 2 siblings, 1 reply; 9+ messages in thread From: Jisheng Zhang @ 2018-07-13 9:26 UTC (permalink / raw) To: Rob Herring, Mark Rutland Cc: devicetree, linux-kernel, linux-arm-kernel, Sebastian Hesselbarth Add initial dtsi file to support Synaptics AS370 SoC with quad Cortex-A53 CPUs. Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> --- arch/arm64/boot/dts/synaptics/as370.dtsi | 177 +++++++++++++++++++++++ 1 file changed, 177 insertions(+) create mode 100644 arch/arm64/boot/dts/synaptics/as370.dtsi diff --git a/arch/arm64/boot/dts/synaptics/as370.dtsi b/arch/arm64/boot/dts/synaptics/as370.dtsi new file mode 100644 index 000000000000..20f3d658c566 --- /dev/null +++ b/arch/arm64/boot/dts/synaptics/as370.dtsi @@ -0,0 +1,177 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2018 Synaptics Incorporated + * + * Author: Jisheng Zhang <jszhang@kernel.org> + */ + +#include <dt-bindings/interrupt-controller/arm-gic.h> + +/ { + compatible = "syna,as370"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + aliases { + serial0 = &uart0; + }; + + psci { + compatible = "arm,psci-1.0"; + method = "smc"; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu0: cpu@0 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0>; + enable-method = "psci"; + next-level-cache = <&l2>; + cpu-idle-states = <&CPU_SLEEP_0>; + }; + + cpu1: cpu@1 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x1>; + enable-method = "psci"; + next-level-cache = <&l2>; + cpu-idle-states = <&CPU_SLEEP_0>; + }; + + cpu2: cpu@2 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x2>; + enable-method = "psci"; + next-level-cache = <&l2>; + cpu-idle-states = <&CPU_SLEEP_0>; + }; + + cpu3: cpu@3 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x3>; + enable-method = "psci"; + next-level-cache = <&l2>; + cpu-idle-states = <&CPU_SLEEP_0>; + }; + + l2: cache { + compatible = "cache"; + }; + + idle-states { + entry-method = "psci"; + CPU_SLEEP_0: cpu-sleep-0 { + compatible = "arm,idle-state"; + local-timer-stop; + arm,psci-suspend-param = <0x0010000>; + entry-latency-us = <75>; + exit-latency-us = <155>; + min-residency-us = <1000>; + }; + }; + }; + + osc: osc { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <25000000>; + }; + + pmu { + compatible = "arm,cortex-a53-pmu"; + interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; + interrupt-affinity = <&cpu0>, + <&cpu1>, + <&cpu2>, + <&cpu3>; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; + }; + + soc@f7000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0 0xf7000000 0x1000000>; + + gic: interrupt-controller@901000 { + compatible = "arm,gic-400"; + #interrupt-cells = <3>; + interrupt-controller; + reg = <0x901000 0x1000>, + <0x902000 0x2000>, + <0x904000 0x2000>, + <0x906000 0x2000>; + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; + }; + + apb@e80000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0xe80000 0x10000>; + + uart0: uart@0c00 { + compatible = "snps,dw-apb-uart"; + reg = <0x0c00 0x100>; + interrupts = <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&osc>; + reg-shift = <2>; + status = "disabled"; + }; + + gpio0: gpio@1800 { + compatible = "snps,dw-apb-gpio"; + reg = <0x1800 0x400>; + #address-cells = <1>; + #size-cells = <0>; + + porta: gpio-port@0 { + compatible = "snps,dw-apb-gpio-port"; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + reg = <0>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>; + }; + }; + + gpio1: gpio@2000 { + compatible = "snps,dw-apb-gpio"; + reg = <0x2000 0x400>; + #address-cells = <1>; + #size-cells = <0>; + + portb: gpio-port@1 { + compatible = "snps,dw-apb-gpio-port"; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + reg = <0>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>; + }; + }; + }; + }; +}; -- 2.18.0 ^ permalink raw reply related [flat|nested] 9+ messages in thread
* Re: [PATCH 3/3] arm64: dts: synaptics: add dtsi file for Synaptics AS370 SoC 2018-07-13 9:26 ` [PATCH 3/3] arm64: dts: synaptics: add dtsi file for Synaptics " Jisheng Zhang @ 2018-07-20 15:21 ` Rob Herring 2018-07-24 5:58 ` Jisheng Zhang 0 siblings, 1 reply; 9+ messages in thread From: Rob Herring @ 2018-07-20 15:21 UTC (permalink / raw) To: Jisheng Zhang Cc: Mark Rutland, devicetree, linux-kernel, linux-arm-kernel, Sebastian Hesselbarth On Fri, Jul 13, 2018 at 05:26:26PM +0800, Jisheng Zhang wrote: > Add initial dtsi file to support Synaptics AS370 SoC with quad > Cortex-A53 CPUs. > > Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> > --- > arch/arm64/boot/dts/synaptics/as370.dtsi | 177 +++++++++++++++++++++++ > 1 file changed, 177 insertions(+) > create mode 100644 arch/arm64/boot/dts/synaptics/as370.dtsi > > diff --git a/arch/arm64/boot/dts/synaptics/as370.dtsi b/arch/arm64/boot/dts/synaptics/as370.dtsi > new file mode 100644 > index 000000000000..20f3d658c566 > --- /dev/null > +++ b/arch/arm64/boot/dts/synaptics/as370.dtsi > @@ -0,0 +1,177 @@ > +// SPDX-License-Identifier: (GPL-2.0 OR MIT) > +/* > + * Copyright (C) 2018 Synaptics Incorporated > + * > + * Author: Jisheng Zhang <jszhang@kernel.org> > + */ > + > +#include <dt-bindings/interrupt-controller/arm-gic.h> > + > +/ { > + compatible = "syna,as370"; > + interrupt-parent = <&gic>; > + #address-cells = <2>; > + #size-cells = <2>; > + > + aliases { > + serial0 = &uart0; This normally goes in the board file. All boards will use this? > + }; > + > + psci { > + compatible = "arm,psci-1.0"; > + method = "smc"; > + }; > + > + cpus { > + #address-cells = <1>; > + #size-cells = <0>; > + > + cpu0: cpu@0 { > + compatible = "arm,cortex-a53", "arm,armv8"; > + device_type = "cpu"; > + reg = <0x0>; > + enable-method = "psci"; > + next-level-cache = <&l2>; > + cpu-idle-states = <&CPU_SLEEP_0>; > + }; > + > + cpu1: cpu@1 { > + compatible = "arm,cortex-a53", "arm,armv8"; > + device_type = "cpu"; > + reg = <0x1>; > + enable-method = "psci"; > + next-level-cache = <&l2>; > + cpu-idle-states = <&CPU_SLEEP_0>; > + }; > + > + cpu2: cpu@2 { > + compatible = "arm,cortex-a53", "arm,armv8"; > + device_type = "cpu"; > + reg = <0x2>; > + enable-method = "psci"; > + next-level-cache = <&l2>; > + cpu-idle-states = <&CPU_SLEEP_0>; > + }; > + > + cpu3: cpu@3 { > + compatible = "arm,cortex-a53", "arm,armv8"; > + device_type = "cpu"; > + reg = <0x3>; > + enable-method = "psci"; > + next-level-cache = <&l2>; > + cpu-idle-states = <&CPU_SLEEP_0>; > + }; > + > + l2: cache { > + compatible = "cache"; Why do you need this node? Doesn't define > + }; > + > + idle-states { > + entry-method = "psci"; > + CPU_SLEEP_0: cpu-sleep-0 { > + compatible = "arm,idle-state"; > + local-timer-stop; > + arm,psci-suspend-param = <0x0010000>; > + entry-latency-us = <75>; > + exit-latency-us = <155>; > + min-residency-us = <1000>; > + }; > + }; > + }; > + > + osc: osc { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + clock-frequency = <25000000>; > + }; > + > + pmu { > + compatible = "arm,cortex-a53-pmu"; > + interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; > + interrupt-affinity = <&cpu0>, > + <&cpu1>, > + <&cpu2>, > + <&cpu3>; > + }; > + > + timer { > + compatible = "arm,armv8-timer"; > + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, > + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, > + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, > + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; > + }; > + > + soc@f7000000 { > + compatible = "simple-bus"; > + #address-cells = <1>; > + #size-cells = <1>; > + ranges = <0 0 0xf7000000 0x1000000>; > + > + gic: interrupt-controller@901000 { > + compatible = "arm,gic-400"; > + #interrupt-cells = <3>; > + interrupt-controller; > + reg = <0x901000 0x1000>, > + <0x902000 0x2000>, > + <0x904000 0x2000>, > + <0x906000 0x2000>; > + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; > + }; > + > + apb@e80000 { > + compatible = "simple-bus"; > + #address-cells = <1>; > + #size-cells = <1>; > + ranges = <0 0xe80000 0x10000>; > + > + uart0: uart@0c00 { serial@c00 > + compatible = "snps,dw-apb-uart"; > + reg = <0x0c00 0x100>; > + interrupts = <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&osc>; > + reg-shift = <2>; > + status = "disabled"; > + }; > + > + gpio0: gpio@1800 { > + compatible = "snps,dw-apb-gpio"; > + reg = <0x1800 0x400>; > + #address-cells = <1>; > + #size-cells = <0>; > + > + porta: gpio-port@0 { > + compatible = "snps,dw-apb-gpio-port"; > + gpio-controller; > + #gpio-cells = <2>; > + snps,nr-gpios = <32>; > + reg = <0>; > + interrupt-controller; > + #interrupt-cells = <2>; > + interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>; > + }; > + }; > + > + gpio1: gpio@2000 { > + compatible = "snps,dw-apb-gpio"; > + reg = <0x2000 0x400>; > + #address-cells = <1>; > + #size-cells = <0>; > + > + portb: gpio-port@1 { > + compatible = "snps,dw-apb-gpio-port"; > + gpio-controller; > + #gpio-cells = <2>; > + snps,nr-gpios = <32>; > + reg = <0>; > + interrupt-controller; > + #interrupt-cells = <2>; > + interrupts = <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>; > + }; > + }; > + }; > + }; > +}; > -- > 2.18.0 > > -- > To unsubscribe from this list: send the line "unsubscribe devicetree" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH 3/3] arm64: dts: synaptics: add dtsi file for Synaptics AS370 SoC 2018-07-20 15:21 ` Rob Herring @ 2018-07-24 5:58 ` Jisheng Zhang 0 siblings, 0 replies; 9+ messages in thread From: Jisheng Zhang @ 2018-07-24 5:58 UTC (permalink / raw) To: Rob Herring Cc: Mark Rutland, devicetree, linux-kernel, linux-arm-kernel, Sebastian Hesselbarth Hi Rob, On Fri, 20 Jul 2018 09:21:17 -0600 Rob Herring wrote: > On Fri, Jul 13, 2018 at 05:26:26PM +0800, Jisheng Zhang wrote: > > Add initial dtsi file to support Synaptics AS370 SoC with quad > > Cortex-A53 CPUs. > > > > Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> > > --- > > arch/arm64/boot/dts/synaptics/as370.dtsi | 177 +++++++++++++++++++++++ > > 1 file changed, 177 insertions(+) > > create mode 100644 arch/arm64/boot/dts/synaptics/as370.dtsi > > > > diff --git a/arch/arm64/boot/dts/synaptics/as370.dtsi b/arch/arm64/boot/dts/synaptics/as370.dtsi > > new file mode 100644 > > index 000000000000..20f3d658c566 > > --- /dev/null > > +++ b/arch/arm64/boot/dts/synaptics/as370.dtsi > > @@ -0,0 +1,177 @@ > > +// SPDX-License-Identifier: (GPL-2.0 OR MIT) > > +/* > > + * Copyright (C) 2018 Synaptics Incorporated > > + * > > + * Author: Jisheng Zhang <jszhang@kernel.org> > > + */ > > + > > +#include <dt-bindings/interrupt-controller/arm-gic.h> > > + > > +/ { > > + compatible = "syna,as370"; > > + interrupt-parent = <&gic>; > > + #address-cells = <2>; > > + #size-cells = <2>; > > + > > + aliases { > > + serial0 = &uart0; > > This normally goes in the board file. All boards will use this? Yes. AFAIK, all boards will use uart0 as the serial console. But I could move it to the board file. > > > + }; > > + > > + psci { > > + compatible = "arm,psci-1.0"; > > + method = "smc"; > > + }; > > + > > + cpus { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + cpu0: cpu@0 { > > + compatible = "arm,cortex-a53", "arm,armv8"; > > + device_type = "cpu"; > > + reg = <0x0>; > > + enable-method = "psci"; > > + next-level-cache = <&l2>; > > + cpu-idle-states = <&CPU_SLEEP_0>; > > + }; > > + > > + cpu1: cpu@1 { > > + compatible = "arm,cortex-a53", "arm,armv8"; > > + device_type = "cpu"; > > + reg = <0x1>; > > + enable-method = "psci"; > > + next-level-cache = <&l2>; > > + cpu-idle-states = <&CPU_SLEEP_0>; > > + }; > > + > > + cpu2: cpu@2 { > > + compatible = "arm,cortex-a53", "arm,armv8"; > > + device_type = "cpu"; > > + reg = <0x2>; > > + enable-method = "psci"; > > + next-level-cache = <&l2>; > > + cpu-idle-states = <&CPU_SLEEP_0>; > > + }; > > + > > + cpu3: cpu@3 { > > + compatible = "arm,cortex-a53", "arm,armv8"; > > + device_type = "cpu"; > > + reg = <0x3>; > > + enable-method = "psci"; > > + next-level-cache = <&l2>; > > + cpu-idle-states = <&CPU_SLEEP_0>; > > + }; > > + > > + l2: cache { > > + compatible = "cache"; > > Why do you need this node? Doesn't define If the l2 node is missing, I will get below warning: [ 1.364795] Unable to detect cache hierarchy for CPU 0 reported by drivers/base/cacheinfo.c > > > + }; > > + > > + idle-states { > > + entry-method = "psci"; > > + CPU_SLEEP_0: cpu-sleep-0 { > > + compatible = "arm,idle-state"; > > + local-timer-stop; > > + arm,psci-suspend-param = <0x0010000>; > > + entry-latency-us = <75>; > > + exit-latency-us = <155>; > > + min-residency-us = <1000>; > > + }; > > + }; > > + }; > > + > > + osc: osc { > > + compatible = "fixed-clock"; > > + #clock-cells = <0>; > > + clock-frequency = <25000000>; > > + }; > > + > > + pmu { > > + compatible = "arm,cortex-a53-pmu"; > > + interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, > > + <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, > > + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, > > + <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; > > + interrupt-affinity = <&cpu0>, > > + <&cpu1>, > > + <&cpu2>, > > + <&cpu3>; > > + }; > > + > > + timer { > > + compatible = "arm,armv8-timer"; > > + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, > > + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, > > + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, > > + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; > > + }; > > + > > + soc@f7000000 { > > + compatible = "simple-bus"; > > + #address-cells = <1>; > > + #size-cells = <1>; > > + ranges = <0 0 0xf7000000 0x1000000>; > > + > > + gic: interrupt-controller@901000 { > > + compatible = "arm,gic-400"; > > + #interrupt-cells = <3>; > > + interrupt-controller; > > + reg = <0x901000 0x1000>, > > + <0x902000 0x2000>, > > + <0x904000 0x2000>, > > + <0x906000 0x2000>; > > + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; > > + }; > > + > > + apb@e80000 { > > + compatible = "simple-bus"; > > + #address-cells = <1>; > > + #size-cells = <1>; > > + ranges = <0 0xe80000 0x10000>; > > + > > + uart0: uart@0c00 { > > serial@c00 will do in v2 Thanks a lot ^ permalink raw reply [flat|nested] 9+ messages in thread
end of thread, other threads:[~2018-07-24 5:58 UTC | newest] Thread overview: 9+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2018-07-13 9:17 [PATCH 0/3] arm64: dts: add Synaptics AS370 SoC support Jisheng Zhang 2018-07-13 9:18 ` [PATCH 1/3] dt-bindings: arm: move berlin binding documentation to syna.txt Jisheng Zhang 2018-07-20 15:12 ` Rob Herring 2018-07-13 9:24 ` [PATCH 2/3] dt-bindings: arm: syna: add support for the AS370 SoC Jisheng Zhang 2018-07-20 15:15 ` Rob Herring 2018-07-24 5:40 ` Jisheng Zhang 2018-07-13 9:26 ` [PATCH 3/3] arm64: dts: synaptics: add dtsi file for Synaptics " Jisheng Zhang 2018-07-20 15:21 ` Rob Herring 2018-07-24 5:58 ` Jisheng Zhang
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