Re: [PATCH V5 1/4] arm64: dts: Add basic DT to support Spreadtrum's SP9860G

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Hi Arnd, Olof

Could you please take this patch through arm-soc git if there are no
further comments? (The three other patches in this series have been
taken by Greg.)

Thanks,
Chunyan

On 27 March 2017 at 15:32, Chunyan Zhang <chunyan.zhang@xxxxxxxxxxxxxx> wrote:
> From: Orson Zhai <orson.zhai@xxxxxxxxxxxxxx>
>
> SC9860G is a 8 cores of A53 SoC with 4G LTE support SoC from Spreadtrum.
>
> According to regular hierarchy of sprd dts, whale2.dtsi contains SoC
> peripherals IP nodes, sc9860.dtsi contains stuff related to ARM core stuff
> and sp9860g dts is for the board level.
>
> Signed-off-by: Orson Zhai <orson.zhai@xxxxxxxxxxxxxx>
> Signed-off-by: Chunyan Zhang <chunyan.zhang@xxxxxxxxxxxxxx>
> Reviewed-by: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/sprd/Makefile         |   3 +-
>  arch/arm64/boot/dts/sprd/sc9860.dtsi      | 569 ++++++++++++++++++++++++++++++
>  arch/arm64/boot/dts/sprd/sp9860g-1h10.dts |  56 +++
>  arch/arm64/boot/dts/sprd/whale2.dtsi      |  71 ++++
>  4 files changed, 698 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm64/boot/dts/sprd/sc9860.dtsi
>  create mode 100644 arch/arm64/boot/dts/sprd/sp9860g-1h10.dts
>  create mode 100644 arch/arm64/boot/dts/sprd/whale2.dtsi
>
> diff --git a/arch/arm64/boot/dts/sprd/Makefile b/arch/arm64/boot/dts/sprd/Makefile
> index b658c5e..f0535e6 100644
> --- a/arch/arm64/boot/dts/sprd/Makefile
> +++ b/arch/arm64/boot/dts/sprd/Makefile
> @@ -1,4 +1,5 @@
> -dtb-$(CONFIG_ARCH_SPRD) += sc9836-openphone.dtb
> +dtb-$(CONFIG_ARCH_SPRD) += sc9836-openphone.dtb \
> +                       sp9860g-1h10.dtb
>
>  always         := $(dtb-y)
>  subdir-y       := $(dts-dirs)
> diff --git a/arch/arm64/boot/dts/sprd/sc9860.dtsi b/arch/arm64/boot/dts/sprd/sc9860.dtsi
> new file mode 100644
> index 0000000..7b7d8ce
> --- /dev/null
> +++ b/arch/arm64/boot/dts/sprd/sc9860.dtsi
> @@ -0,0 +1,569 @@
> +/*
> + * Spreadtrum SC9860 SoC
> + *
> + * Copyright (C) 2016, Spreadtrum Communications Inc.
> + *
> + * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> + */
> +
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include "whale2.dtsi"
> +
> +/ {
> +       cpus {
> +               #address-cells = <2>;
> +               #size-cells = <0>;
> +
> +               cpu-map {
> +                       cluster0 {
> +                               core0 {
> +                                       cpu = <&CPU0>;
> +                               };
> +                               core1 {
> +                                       cpu = <&CPU1>;
> +                               };
> +                               core2 {
> +                                       cpu = <&CPU2>;
> +                               };
> +                               core3 {
> +                                       cpu = <&CPU3>;
> +                               };
> +                       };
> +
> +                       cluster1 {
> +                               core0 {
> +                                       cpu = <&CPU4>;
> +                               };
> +                               core1 {
> +                                       cpu = <&CPU5>;
> +                               };
> +                               core2 {
> +                                       cpu = <&CPU6>;
> +                               };
> +                               core3 {
> +                                       cpu = <&CPU7>;
> +                               };
> +                       };
> +               };
> +
> +               CPU0: cpu@530000 {
> +                       device_type = "cpu";
> +                       compatible = "arm,cortex-a53", "arm,armv8";
> +                       reg = <0x0 0x530000>;
> +                       enable-method = "psci";
> +                       cpu-idle-states = <&CORE_PD &CLUSTER_PD>;
> +               };
> +
> +               CPU1: cpu@530001 {
> +                       device_type = "cpu";
> +                       compatible = "arm,cortex-a53", "arm,armv8";
> +                       reg = <0x0 0x530001>;
> +                       enable-method = "psci";
> +                       cpu-idle-states = <&CORE_PD &CLUSTER_PD>;
> +               };
> +
> +               CPU2: cpu@530002 {
> +                       device_type = "cpu";
> +                       compatible = "arm,cortex-a53", "arm,armv8";
> +                       reg = <0x0 0x530002>;
> +                       enable-method = "psci";
> +                       cpu-idle-states = <&CORE_PD &CLUSTER_PD>;
> +               };
> +
> +               CPU3: cpu@530003 {
> +                       device_type = "cpu";
> +                       compatible = "arm,cortex-a53", "arm,armv8";
> +                       reg = <0x0 0x530003>;
> +                       enable-method = "psci";
> +                       cpu-idle-states = <&CORE_PD &CLUSTER_PD>;
> +               };
> +
> +               CPU4: cpu@530100 {
> +                       device_type = "cpu";
> +                       compatible = "arm,cortex-a53", "arm,armv8";
> +                       reg = <0x0 0x530100>;
> +                       enable-method = "psci";
> +                       cpu-idle-states = <&CORE_PD &CLUSTER_PD>;
> +               };
> +
> +               CPU5: cpu@530101 {
> +                       device_type = "cpu";
> +                       compatible = "arm,cortex-a53", "arm,armv8";
> +                       reg = <0x0 0x530101>;
> +                       enable-method = "psci";
> +                       cpu-idle-states = <&CORE_PD &CLUSTER_PD>;
> +               };
> +
> +               CPU6: cpu@530102 {
> +                       device_type = "cpu";
> +                       compatible = "arm,cortex-a53", "arm,armv8";
> +                       reg = <0x0 0x530102>;
> +                       enable-method = "psci";
> +                       cpu-idle-states = <&CORE_PD &CLUSTER_PD>;
> +               };
> +
> +               CPU7: cpu@530103 {
> +                       device_type = "cpu";
> +                       compatible = "arm,cortex-a53", "arm,armv8";
> +                       reg = <0x0 0x530103>;
> +                       enable-method = "psci";
> +                       cpu-idle-states = <&CORE_PD &CLUSTER_PD>;
> +               };
> +       };
> +
> +       idle-states{
> +               entry-method = "arm,psci";
> +
> +               CORE_PD: core_pd {
> +                       compatible = "arm,idle-state";
> +                       entry-latency-us = <1000>;
> +                       exit-latency-us = <700>;
> +                       min-residency-us = <2500>;
> +                       local-timer-stop;
> +                       arm,psci-suspend-param = <0x00010002>;
> +               };
> +
> +               CLUSTER_PD: cluster_pd {
> +                       compatible = "arm,idle-state";
> +                       entry-latency-us = <1000>;
> +                       exit-latency-us = <1000>;
> +                       min-residency-us = <3000>;
> +                       local-timer-stop;
> +                       arm,psci-suspend-param = <0x01010003>;
> +               };
> +       };
> +
> +       gic: interrupt-controller@12001000 {
> +               compatible = "arm,gic-400";
> +               reg = <0 0x12001000 0 0x1000>,
> +                     <0 0x12002000 0 0x2000>,
> +                     <0 0x12004000 0 0x2000>,
> +                     <0 0x12006000 0 0x2000>;
> +               #interrupt-cells = <3>;
> +               interrupt-controller;
> +               interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(8)
> +                                       | IRQ_TYPE_LEVEL_HIGH)>;
> +       };
> +
> +       psci {
> +               compatible = "arm,psci-0.2";
> +               method = "smc";
> +       };
> +
> +       timer {
> +               compatible = "arm,armv8-timer";
> +               interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8)
> +                                        | IRQ_TYPE_LEVEL_LOW)>,
> +                            <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8)
> +                                        | IRQ_TYPE_LEVEL_LOW)>,
> +                            <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8)
> +                                        | IRQ_TYPE_LEVEL_LOW)>,
> +                            <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(8)
> +                                        | IRQ_TYPE_LEVEL_LOW)>;
> +       };
> +
> +       pmu {
> +               compatible = "arm,cortex-a53-pmu", "arm,armv8-pmuv3";
> +               interrupts = <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>,
> +                            <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
> +                            <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>,
> +                            <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>,
> +                            <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>,
> +                            <GIC_SPI 155 IRQ_TYPE_LEVEL_HIGH>,
> +                            <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>,
> +                            <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>;
> +               interrupt-affinity = <&CPU0>,
> +                                    <&CPU1>,
> +                                    <&CPU2>,
> +                                    <&CPU3>,
> +                                    <&CPU4>,
> +                                    <&CPU5>,
> +                                    <&CPU6>,
> +                                    <&CPU7>;
> +       };
> +
> +       soc {
> +               funnel@10001000 { /* SoC Funnel */
> +                       compatible = "arm,coresight-funnel", "arm,primecell";
> +                       reg = <0 0x10001000 0 0x1000>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +                       ports {
> +                               #address-cells = <1>;
> +                               #size-cells = <0>;
> +
> +                               port@0 {
> +                                       reg = <0>;
> +                                       soc_funnel_out_port: endpoint {
> +                                               remote-endpoint = <&etb_in>;
> +                                       };
> +                               };
> +
> +                               port@1 {
> +                                       reg = <0>;
> +                                       soc_funnel_in_port0: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint =
> +                                               <&main_funnel_out_port>;
> +                                       };
> +                               };
> +
> +                               port@2 {
> +                                       reg = <4>;
> +                                       soc_funnel_in_port1: endpoint {
> +                                               slave-mode;
> +                                               remote-endpioint =
> +                                                       <&stm_out_port>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etb@10003000 {
> +                       compatible = "arm,coresight-tmc", "arm,primecell";
> +                       reg = <0 0x10003000 0 0x1000>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +                       port {
> +                               etb_in: endpoint {
> +                                       slave-mode;
> +                                       remote-endpoint =
> +                                               <&soc_funnel_out_port>;
> +                               };
> +                       };
> +               };
> +
> +               stm@10006000 {
> +                       compatible = "arm,coresight-stm", "arm,primecell";
> +                       reg = <0 0x10006000 0 0x1000>,
> +                             <0 0x01000000 0 0x180000>;
> +                       reg-names = "stm-base", "stm-stimulus-base";
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +                       port {
> +                               stm_out_port: endpoint {
> +                                       remote-endpoint =
> +                                               <&soc_funnel_in_port1>;
> +                               };
> +                       };
> +               };
> +
> +               funnel@11001000 { /* Cluster0 Funnel */
> +                       compatible = "arm,coresight-funnel", "arm,primecell";
> +                       reg = <0 0x11001000 0 0x1000>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +                       ports {
> +                               #address-cells = <1>;
> +                               #size-cells = <0>;
> +
> +                               port@0 {
> +                                       reg = <0>;
> +                                       cluster0_funnel_out_port: endpoint {
> +                                               remote-endpoint =
> +                                                       <&cluster0_etf_in>;
> +                                       };
> +                               };
> +
> +                               port@1 {
> +                                       reg = <0>;
> +                                       cluster0_funnel_in_port0: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint = <&etm0_out>;
> +                                       };
> +                               };
> +
> +                               port@2 {
> +                                       reg = <1>;
> +                                       cluster0_funnel_in_port1: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint = <&etm1_out>;
> +                                       };
> +                               };
> +
> +                               port@3 {
> +                                       reg = <2>;
> +                                       cluster0_funnel_in_port2: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint = <&etm2_out>;
> +                                       };
> +                               };
> +
> +                               port@4 {
> +                                       reg = <4>;
> +                                       cluster0_funnel_in_port3: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint = <&etm3_out>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               funnel@11002000 { /* Cluster1 Funnel */
> +                       compatible = "arm,coresight-funnel", "arm,primecell";
> +                       reg = <0 0x11002000 0 0x1000>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +                       ports {
> +                               #address-cells = <1>;
> +                               #size-cells = <0>;
> +
> +                               port@0 {
> +                                       reg = <0>;
> +                                       cluster1_funnel_out_port: endpoint {
> +                                               remote-endpoint =
> +                                                       <&cluster1_etf_in>;
> +                                       };
> +                               };
> +
> +                               port@1 {
> +                                       reg = <0>;
> +                                       cluster1_funnel_in_port0: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint = <&etm4_out>;
> +                                       };
> +                               };
> +
> +                               port@2 {
> +                                       reg = <1>;
> +                                       cluster1_funnel_in_port1: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint = <&etm5_out>;
> +                                       };
> +                               };
> +
> +                               port@3 {
> +                                       reg = <2>;
> +                                       cluster1_funnel_in_port2: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint = <&etm6_out>;
> +                                       };
> +                               };
> +
> +                               port@4 {
> +                                       reg = <3>;
> +                                       cluster1_funnel_in_port3: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint = <&etm7_out>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etf@11003000 { /*  ETF on Cluster0 */
> +                       compatible = "arm,coresight-tmc", "arm,primecell";
> +                       reg = <0 0x11003000 0 0x1000>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +
> +                       ports {
> +                               #address-cells = <1>;
> +                               #size-cells = <0>;
> +
> +                               port@0 {
> +                                       reg = <0>;
> +                                       cluster0_etf_out: endpoint {
> +                                               remote-endpoint =
> +                                               <&main_funnel_in_port0>;
> +                                       };
> +                               };
> +
> +                               port@1 {
> +                                       reg = <0>;
> +                                       cluster0_etf_in: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint =
> +                                               <&cluster0_funnel_out_port>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etf@11004000 { /* ETF on Cluster1 */
> +                       compatible = "arm,coresight-tmc", "arm,primecell";
> +                       reg = <0 0x11004000 0 0x1000>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +
> +                       ports {
> +                               #address-cells = <1>;
> +                               #size-cells = <0>;
> +
> +                               port@0 {
> +                                       reg = <0>;
> +                                       cluster1_etf_out: endpoint {
> +                                               remote-endpoint =
> +                                               <&main_funnel_in_port1>;
> +                                       };
> +                               };
> +
> +                               port@1 {
> +                                       reg = <0>;
> +                                       cluster1_etf_in: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint =
> +                                               <&cluster1_funnel_out_port>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               funnel@11005000 { /* Main Funnel */
> +                       compatible = "arm,coresight-funnel", "arm,primecell";
> +                       reg = <0 0x11005000 0 0x1000>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +
> +                       ports {
> +                               #address-cells = <1>;
> +                               #size-cells = <0>;
> +
> +                               port@0 {
> +                                       reg = <0>;
> +                                       main_funnel_out_port: endpoint {
> +                                               remote-endpoint =
> +                                                       <&soc_funnel_in_port0>;
> +                                       };
> +                               };
> +
> +                               port@1 {
> +                                       reg = <0>;
> +                                       main_funnel_in_port0: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint =
> +                                                       <&cluster0_etf_out>;
> +                                       };
> +                               };
> +
> +                               port@2 {
> +                                       reg = <1>;
> +                                       main_funnel_in_port1: endpoint {
> +                                               slave-mode;
> +                                               remote-endpoint =
> +                                                       <&cluster1_etf_out>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etm@11440000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x11440000 0 0x1000>;
> +                       cpu = <&CPU0>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +
> +                       port {
> +                               etm0_out: endpoint {
> +                                       remote-endpoint =
> +                                               <&cluster0_funnel_in_port0>;
> +                               };
> +                       };
> +               };
> +
> +               etm@11540000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x11540000 0 0x1000>;
> +                       cpu = <&CPU1>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +
> +                       port {
> +                               etm1_out: endpoint {
> +                                       remote-endpoint =
> +                                               <&cluster0_funnel_in_port1>;
> +                               };
> +                       };
> +               };
> +
> +               etm@11640000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x11640000 0 0x1000>;
> +                       cpu = <&CPU2>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +
> +                       port {
> +                               etm2_out: endpoint {
> +                                       remote-endpoint =
> +                                               <&cluster0_funnel_in_port2>;
> +                               };
> +                       };
> +               };
> +
> +               etm@11740000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x11740000 0 0x1000>;
> +                       cpu = <&CPU3>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +
> +                       port {
> +                               etm3_out: endpoint {
> +                                       remote-endpoint =
> +                                               <&cluster0_funnel_in_port3>;
> +                               };
> +                       };
> +               };
> +
> +               etm@11840000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x11840000 0 0x1000>;
> +                       cpu = <&CPU4>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +
> +                       port {
> +                               etm4_out: endpoint {
> +                                       remote-endpoint =
> +                                               <&cluster1_funnel_in_port0>;
> +                               };
> +                       };
> +               };
> +
> +               etm@11940000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x11940000 0 0x1000>;
> +                       cpu = <&CPU5>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +
> +                       port {
> +                               etm5_out: endpoint {
> +                                       remote-endpoint =
> +                                               <&cluster1_funnel_in_port1>;
> +                               };
> +                       };
> +               };
> +
> +               etm@11a40000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x11a40000 0 0x1000>;
> +                       cpu = <&CPU6>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +
> +                       port {
> +                               etm6_out: endpoint {
> +                                       remote-endpoint =
> +                                               <&cluster1_funnel_in_port2>;
> +                               };
> +                       };
> +               };
> +
> +               etm@11b40000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x11b40000 0 0x1000>;
> +                       cpu = <&CPU7>;
> +                       clocks = <&ext_26m>;
> +                       clock-names = "apb_pclk";
> +
> +                       port {
> +                               etm7_out: endpoint {
> +                                       remote-endpoint =
> +                                               <&cluster1_funnel_in_port3>;
> +                               };
> +                       };
> +               };
> +       };
> +};
> diff --git a/arch/arm64/boot/dts/sprd/sp9860g-1h10.dts b/arch/arm64/boot/dts/sprd/sp9860g-1h10.dts
> new file mode 100644
> index 0000000..ae0b28c
> --- /dev/null
> +++ b/arch/arm64/boot/dts/sprd/sp9860g-1h10.dts
> @@ -0,0 +1,56 @@
> +/*
> + * Spreadtrum SP9860g board
> + *
> + * Copyright (C) 2017, Spreadtrum Communications Inc.
> + *
> + * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> + */
> +
> +/dts-v1/;
> +
> +#include "sc9860.dtsi"
> +
> +/ {
> +       model = "Spreadtrum SP9860G 3GFHD Board";
> +
> +       compatible = "sprd,sp9860g-1h10", "sprd,sc9860";
> +
> +       aliases {
> +               serial0 = &uart0; /* for Bluetooth */
> +               serial1 = &uart1; /* UART console */
> +               serial2 = &uart2; /* Reserved */
> +               serial3 = &uart3; /* for GPS */
> +       };
> +
> +       memory{
> +               device_type = "memory";
> +               reg = <0x0 0x80000000 0 0x60000000>,
> +                     <0x1 0x80000000 0 0x60000000>;
> +       };
> +
> +       chosen {
> +               stdout-path = "serial1:115200n8";
> +       };
> +
> +       reserved-memory {
> +               #address-cells = <2>;
> +               #size-cells = <2>;
> +               ranges;
> +       };
> +};
> +
> +&uart0 {
> +       status = "okay";
> +};
> +
> +&uart1 {
> +       status = "okay";
> +};
> +
> +&uart2 {
> +       status = "okay";
> +};
> +
> +&uart3 {
> +       status = "okay";
> +};
> diff --git a/arch/arm64/boot/dts/sprd/whale2.dtsi b/arch/arm64/boot/dts/sprd/whale2.dtsi
> new file mode 100644
> index 0000000..7c217c5
> --- /dev/null
> +++ b/arch/arm64/boot/dts/sprd/whale2.dtsi
> @@ -0,0 +1,71 @@
> +/*
> + * Spreadtrum Whale2 platform peripherals
> + *
> + * Copyright (C) 2016, Spreadtrum Communications Inc.
> + *
> + * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> + */
> +
> +/ {
> +       interrupt-parent = <&gic>;
> +       #address-cells = <2>;
> +       #size-cells = <2>;
> +
> +       soc: soc {
> +               compatible = "simple-bus";
> +               #address-cells = <2>;
> +               #size-cells = <2>;
> +               ranges;
> +
> +               ap-apb {
> +                       compatible = "simple-bus";
> +                       #address-cells = <1>;
> +                       #size-cells = <1>;
> +                       ranges = <0 0x0 0x70000000 0x10000000>;
> +
> +                       uart0: serial@0 {
> +                               compatible = "sprd,sc9860-uart",
> +                                            "sprd,sc9836-uart";
> +                               reg = <0x0 0x100>;
> +                               interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
> +                               clocks = <&ext_26m>;
> +                               status = "disabled";
> +                       };
> +
> +                       uart1: serial@100000 {
> +                               compatible = "sprd,sc9860-uart",
> +                                            "sprd,sc9836-uart";
> +                               reg = <0x100000 0x100>;
> +                               interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
> +                               clocks = <&ext_26m>;
> +                               status = "disabled";
> +                       };
> +
> +                       uart2: serial@200000 {
> +                               compatible = "sprd,sc9860-uart",
> +                                            "sprd,sc9836-uart";
> +                               reg = <0x200000 0x100>;
> +                               interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
> +                               clocks = <&ext_26m>;
> +                               status = "disabled";
> +                       };
> +
> +                       uart3: serial@300000 {
> +                               compatible = "sprd,sc9860-uart",
> +                                            "sprd,sc9836-uart";
> +                               reg = <0x300000 0x100>;
> +                               interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
> +                               clocks = <&ext_26m>;
> +                               status = "disabled";
> +                       };
> +               };
> +
> +       };
> +
> +       ext_26m: ext-26m {
> +               compatible = "fixed-clock";
> +               #clock-cells = <0>;
> +               clock-frequency = <26000000>;
> +               clock-output-names = "ext_26m";
> +       };
> +};
> --
> 2.7.4
>
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