On 09/01/2023 18:45, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
>
> This adds basic support for the Qualcomm sa8775p platform and the
> reference board: sa8775p-ride. The dt files describe the basics of the
> SoC and enable booting to shell.
>
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/Makefile | 1 +
> arch/arm64/boot/dts/qcom/sa8775p-ride.dts | 39 +
> arch/arm64/boot/dts/qcom/sa8775p.dtsi | 841 ++++++++++++++++++++++
> 3 files changed, 881 insertions(+)
> create mode 100644 arch/arm64/boot/dts/qcom/sa8775p-ride.dts
> create mode 100644 arch/arm64/boot/dts/qcom/sa8775p.dtsi
>
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index 3e79496292e7..39b8206f7131 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -61,6 +61,7 @@ dtb-$(CONFIG_ARCH_QCOM) += qrb5165-rb5-vision-mezzanine.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sa8155p-adp.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sa8295p-adp.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sa8540p-ride.dtb
> +dtb-$(CONFIG_ARCH_QCOM) += sa8775p-ride.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sc7180-idp.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sc7180-trogdor-coachz-r1.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sc7180-trogdor-coachz-r1-lte.dtb
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
> new file mode 100644
> index 000000000000..d4dae32a84cc
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
> @@ -0,0 +1,39 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Copyright (c) 2023, Linaro Limited
> + */
> +
> +/dts-v1/;
> +
> +#include "sa8775p.dtsi"
> +
> +/ {
> + model = "Qualcomm SA8875P Ride";
> + compatible = "qcom,sa8775p-ride", "qcom,sa8775p";
> +
> + aliases {
> + serial0 = &uart10;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +};
> +
> +&qupv3_id_1 {
> + status = "okay";
> +};
> +
> +&uart10 {
> + compatible = "qcom,geni-debug-uart";
> + status = "okay";
> + pinctrl-names = "default";
> + pinctrl-0 = <&qup_uart10_state>;
> +};
> +
> +&tlmm {
> + qup_uart10_state: qup_uart10_state {
Does not look like you tested the DTS against bindings. Please run `make
dtbs_check` (see Documentation/devicetree/bindings/writing-schema.rst
for instructions).
> + pins = "gpio46", "gpio47";
> + function = "qup1_se3";
> + };
> +};
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> new file mode 100644
> index 000000000000..1a3b11628e38
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> @@ -0,0 +1,841 @@
> +// SPDX-License-Identifier: GPL-2.0-only
Why GPL-2.0-only? Isn't this based on other code which is either
dual-licensed or BSD license?
> +/*
> + * Copyright (c) 2023, Linaro Limited
> + */
> +
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/clock/qcom,gcc-sa8775p.h>
> +#include <dt-bindings/clock/qcom,rpmh.h>
> +#include <dt-bindings/interconnect/qcom,sa8775p.h>
> +#include <dt-bindings/power/qcom-rpmpd.h>
> +#include <dt-bindings/soc/qcom,rpmh-rsc.h>
> +
> +/ {
> + interrupt-parent = <&intc>;
> +
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + clocks {
> + xo_board_clk: xo-board-clk {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
Your board needs clock frequency.
> + };
> +
> + sleep_clk: sleep-clk {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <32764>;
Usual comment: this (entire clock or at least its frequency) is usually
not a property of a SoC, but board. Did something change here in SA8775?
> + };
> + };
> +
> + cpus {
> + #address-cells = <2>;
> + #size-cells = <0>;
> +
> + CPU0: cpu@0 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x0>;
> + enable-method = "psci";
> + next-level-cache = <&L2_0>;
> + L2_0: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
Messed indentation.
> + L3_0: l3-cache {
> + compatible = "cache";
> + };
> + };
> + };
> +
> + CPU1: cpu@100 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x100>;
> + enable-method = "psci";
> + cpu-release-addr = <0x0 0x90000000>;
> + next-level-cache = <&L2_1>;
> + L2_1: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
> + };
> + };
> +
> + CPU2: cpu@200 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x200>;
> + enable-method = "psci";
> + next-level-cache = <&L2_2>;
> + L2_2: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
> + };
> + };
> +
> + CPU3: cpu@300 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x300>;
> + enable-method = "psci";
> + next-level-cache = <&L2_3>;
> + L2_3: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
> + };
> + };
> +
> + CPU4: cpu@10000 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x10000>;
> + enable-method = "psci";
> + next-level-cache = <&L2_4>;
> + L2_4: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_1>;
> + L3_1: l3-cache {
> + compatible = "cache";
> + };
> +
> + };
> + };
> +
> + CPU5: cpu@10100 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x10100>;
> + enable-method = "psci";
> + next-level-cache = <&L2_5>;
> + L2_5: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_1>;
> + };
> + };
> +
> + CPU6: cpu@10200 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x10200>;
> + enable-method = "psci";
> + next-level-cache = <&L2_6>;
> + L2_6: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_1>;
> + };
> + };
> +
> + CPU7: cpu@10300 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x10300>;
> + enable-method = "psci";
> + next-level-cache = <&L2_7>;
> + L2_7: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_1>;
> + };
> + };
> +
> + 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>;
> + };
> + };
> + };
> + };
> +
> + /* Will be updated by the bootloader. */
> + memory {
> + device_type = "memory";
> + reg = <0 0 0 0>;
> + };
> +
> + reserved-memory {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + sail_ss_mem: sail_ss_region@80000000 {
No underscores in node names.
(...)
> +
> + qup_opp_table_100mhz: qup-100mhz-opp-table {
opp-table-....
Does not look like you tested the DTS against bindings. Please run `make
dtbs_check` (see Documentation/devicetree/bindings/writing-schema.rst
for instructions).
> + compatible = "operating-points-v2";
> +
> + opp-100000000 {
> + opp-hz = /bits/ 64 <100000000>;
> + required-opps = <&rpmhpd_opp_svs_l1>;
> + };
> + };
> +
> + soc: soc@0 {
> + compatible = "simple-bus";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0 0 0 0xffffffff>;
> +
> + gcc: clock-controller@100000 {
> + compatible = "qcom,gcc-sa8775p";
> + reg = <0x100000 0xc7018>;
> + #clock-cells = <1>;
> + #reset-cells = <1>;
> + #power-domain-cells = <1>;
> + clocks = <&rpmhcc RPMH_CXO_CLK>,
> + <&sleep_clk>,
> + <0>,
> + <0>,
> + <0>,
> + <0>,
> + <0>,
> + <0>,
> + <0>,
> + <0>,
> + <0>, /* TODO: usb_0_ssphy */
> + <0>,
> + <0>,
> + <0>,
> + <0>;
> + power-domains = <&rpmhpd SA8775P_CX>;
> + };
> +
> + ipcc: mailbox@408000 {
> + compatible = "qcom,sa8775p-ipcc", "qcom,ipcc";
> + reg = <0x408000 0x1000>;
> + interrupts = <GIC_SPI 229 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-controller;
> + #interrupt-cells = <3>;
> + #mbox-cells = <2>;
> + };
> +
> + aggre1_noc:interconnect-aggre1-noc {
Missing space after :
> + compatible = "qcom,sa8775p-aggre1-noc";
This does not match your bindings, so nothing here was tested against
your own files which you sent.
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + aggre2_noc: interconnect-aggre2-noc {
> + compatible = "qcom,sa8775p-aggre2-noc";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + clk_virt: interconnect-clk-virt {
> + compatible = "qcom,sa8775p-clk-virt";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + config_noc: interconnect-config-noc {
> + compatible = "qcom,sa8775p-config-noc";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + dc_noc: interconnect-dc-noc {
> + compatible = "qcom,sa8775p-dc-noc";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + gem_noc: interconnect-gem-noc {
> + compatible = "qcom,sa8775p-gem-noc";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + gpdsp_anoc: interconnect-gpdsp-anoc {
> + compatible = "qcom,sa8775p-gpdsp-anoc";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + lpass_ag_noc: interconnect-lpass-ag-noc {
> + compatible = "qcom,sa8775p-lpass-ag-noc";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + mc_virt: interconnect-mc-virt {
> + compatible = "qcom,sa8775p-mc-virt";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + mmss_noc: interconnect-mmss-noc {
> + compatible = "qcom,sa8775p-mmss-noc";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + nspa_noc: interconnect-nspa-noc {
> + compatible = "qcom,sa8775p-nspa-noc";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + nspb_noc: interconnect-nspb-noc {
> + compatible = "qcom,sa8775p-nspb-noc";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + pcie_anoc: interconnect-pcie-anoc {
> + compatible = "qcom,sa8775p-pcie-anoc";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + system_noc: interconnect-system-noc {
> + compatible = "qcom,sa8775p-system-noc";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + intc: interrupt-controller@17a00000 {
> + compatible = "arm,gic-v3";
> + #interrupt-cells = <3>;
> + interrupt-controller;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> + #redistributor-regions = <1>;
> + redistributor-stride = <0x0 0x20000>;
> + reg = <0x17a00000 0x10000>, /* GICD */
> + <0x17a60000 0x100000>; /* GICR * 8 */
Compatible goes first, then reg, then ranges.
> + interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
> + };
> +
> + apps_rsc: rsc@18200000 {
> + compatible = "qcom,rpmh-rsc";
> + reg = <0x18200000 0x10000>,
> + <0x18210000 0x10000>,
> + <0x18220000 0x10000>;
> + reg-names = "drv-0", "drv-1", "drv-2";
> + interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
> + qcom,tcs-offset = <0xd00>;
> + qcom,drv-id = <2>;
> + qcom,tcs-config = <ACTIVE_TCS 2>,
> + <SLEEP_TCS 3>,
> + <WAKE_TCS 3>,
> + <CONTROL_TCS 0>;
> + label = "apps_rsc";
> +
> + apps_bcm_voter: bcm_voter {
Does not look like you tested the DTS against bindings. Please run `make
dtbs_check` (see Documentation/devicetree/bindings/writing-schema.rst
for instructions).
> + compatible = "qcom,bcm-voter";
> + };
> +
> + rpmhcc: clock-controller {
> + compatible = "qcom,sa8775p-rpmh-clk";
> + #clock-cells = <1>;
> + clock-names = "xo";
> + clocks = <&xo_board_clk>;
> + };
> +
> + rpmhpd: power-controller {
> + compatible = "qcom,sa8775p-rpmhpd";
> + #power-domain-cells = <1>;
> + operating-points-v2 = <&rpmhpd_opp_table>;
> +
> + rpmhpd_opp_table: opp-table {
> + compatible = "operating-points-v2";
> +
> + rpmhpd_opp_ret: opp1 {
opp-0
(so numbering from 0 and hyphen)
> + opp-level = <RPMH_REGULATOR_LEVEL_RETENTION>;
> + };
> +
> + rpmhpd_opp_min_svs: opp2 {
opp-1
> + opp-level = <RPMH_REGULATOR_LEVEL_MIN_SVS>;
> + };
> +
> + rpmhpd_opp_low_svs: opp3 {
> + opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>;
> + };
> +
> + rpmhpd_opp_svs: opp4 {
> + opp-level = <RPMH_REGULATOR_LEVEL_SVS>;
> + };
> +
> + rpmhpd_opp_svs_l1: opp5 {
> + opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
> + };
> +
> + rpmhpd_opp_nom: opp6 {
> + opp-level = <RPMH_REGULATOR_LEVEL_NOM>;
> + };
> +
> + rpmhpd_opp_nom_l1: opp7 {
> + opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;
> + };
> +
> + rpmhpd_opp_nom_l2: opp8 {
> + opp-level = <RPMH_REGULATOR_LEVEL_NOM_L2>;
> + };
> +
> + rpmhpd_opp_turbo: opp9 {
> + opp-level = <RPMH_REGULATOR_LEVEL_TURBO>;
> + };
> +
> + rpmhpd_opp_turbo_l1: opp10 {
> + opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>;
> + };
> + };
> + };
> + };
> +
> + arch_timer: 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 12 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
> + clock-frequency = <19200000>;
> + };
> +
> + memtimer: timer@17c20000 {
Why this one is outside of soc node? Or are we inside soc? But then
ARMv8 timer cannot be here... dtbs W=1 would warn you, wouldn't it?
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> + compatible = "arm,armv7-timer-mem";
Weird order of properties.
> + reg = <0x17c20000 0x1000>;
> + clock-frequency = <19200000>;
> +
> + frame@17c21000 {
> + frame-number = <0>;
> + interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17c21000 0x1000>,
> + <0x17c22000 0x1000>;
> + };
> +
> + frame@17c23000 {
> + frame-number = <1>;
> + interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17c23000 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@17c25000 {
> + frame-number = <2>;
> + interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17c25000 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@17c27000 {
> + frame-number = <3>;
> + interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17c27000 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@17c29000 {
> + frame-number = <4>;
> + interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17c29000 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@17c2b000 {
> + frame-number = <5>;
> + interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17c2b000 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@17c2d000 {
> + frame-number = <6>;
> + interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17c2d000 0x1000>;
> + status = "disabled";
> + };
> + };
> +
> + tcsr_mutex: hwlock@1f40000 {
> + compatible = "qcom,tcsr-mutex";
> + reg = <0x1f40000 0x20000>;
> + #hwlock-cells = <1>;
> + };
> +
> + tlmm: pinctrl@f000000 {
> + compatible = "qcom,sa8775p-pinctrl";
> + reg = <0xf000000 0x1000000>;
> + interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
> + gpio-controller;
> + #gpio-cells = <2>;
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + gpio-ranges = <&tlmm 0 0 149>;
> + };
> +
> + qcom-wdt@17c10000 {
Node names should be generic.
https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation
> + compatible = "qcom,kpss-wdt";
> + reg = <0x17c10000 0x1000>;
> + clocks = <&sleep_clk>;
> + interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
> + };
> +
> + qupv3_id_1: geniqup@ac0000 {
> + compatible = "qcom,geni-se-qup";
> + reg = <0xac0000 0x6000>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> + clock-names = "m-ahb", "s-ahb";
> + clocks = <&gcc GCC_QUPV3_WRAP_1_M_AHB_CLK>,
> + <&gcc GCC_QUPV3_WRAP_1_S_AHB_CLK>;
> + iommus = <&apps_smmu 0x443 0x0>;
> + status = "disabled";
> +
> + uart10: serial@a8c000 {
> + compatible = "qcom,geni-uart";
> + reg = <0xa8c000 0x4000>;
> + interrupts = <GIC_SPI 356 IRQ_TYPE_LEVEL_HIGH>;
> + clock-names = "se";
> + clocks = <&gcc GCC_QUPV3_WRAP1_S3_CLK>;
> + interconnect-names = "qup-core", "qup-config", "qup-memory";
> + interconnects = <&clk_virt MASTER_QUP_CORE_1 0 &clk_virt SLAVE_QUP_CORE_1 0>,
> + <&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_QUP_1 0>,
> + <&aggre2_noc MASTER_QUP_1 0 &mc_virt SLAVE_EBI1 0>;
> + power-domains = <&rpmhpd SA8775P_CX>;
> + operating-points-v2 = <&qup_opp_table_100mhz>;
> + status = "disabled";
> + };
> + };
> +
> + apps_smmu: apps-smmu@15000000 {
iommu, node names should be generic.
https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation
and probably also fails dtbs_check...
> + compatible = "qcom,sa8775p-smmu-500", "arm,mmu-500";
> + reg = <0x15000000 0x100000>, <0x15182000 0x28>;
> + reg-names = "base", "tcu-base";
> + #iommu-cells = <2>;
> + qcom,skip-init;
> + qcom,use-3-lvl-tables;
> + #global-interrupts = <2>;
> + #size-cells = <1>;
Best regards,
Krzysztof
