On 1/11/2023 3:14 PM, Krzysztof Kozlowski wrote:
On 10/01/2023 13:13, devi priya wrote:
From: POOVENDHAN SELVARAJ <quic_poovendh@xxxxxxxxxxx>
Add initial device tree support for Qualcomm IPQ9574 SoC
and AL02 board
Co-developed-by: Anusha Rao <quic_anusha@xxxxxxxxxxx>
Signed-off-by: Anusha Rao <quic_anusha@xxxxxxxxxxx>
Co-developed-by: devi priya <quic_devipriy@xxxxxxxxxxx>
Signed-off-by: devi priya <quic_devipriy@xxxxxxxxxxx>
Signed-off-by: POOVENDHAN SELVARAJ <quic_poovendh@xxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/Makefile | 1 +
arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts | 69 ++++
arch/arm64/boot/dts/qcom/ipq9574.dtsi | 318 +++++++++++++++++++
3 files changed, 388 insertions(+)
create mode 100644 arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
create mode 100644 arch/arm64/boot/dts/qcom/ipq9574.dtsi
diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index 3e79496292e7..872c62028a0b 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -7,6 +7,7 @@ dtb-$(CONFIG_ARCH_QCOM) += ipq6018-cp01-c1.dtb
dtb-$(CONFIG_ARCH_QCOM) += ipq8074-hk01.dtb
dtb-$(CONFIG_ARCH_QCOM) += ipq8074-hk10-c1.dtb
dtb-$(CONFIG_ARCH_QCOM) += ipq8074-hk10-c2.dtb
+dtb-$(CONFIG_ARCH_QCOM) += ipq9574-al02-c7.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8916-alcatel-idol347.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8916-asus-z00l.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8916-huawei-g7.dtb
diff --git a/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts b/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
new file mode 100644
index 000000000000..ae3c32f3e16a
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
@@ -0,0 +1,69 @@
+// SPDX-License-Identifier: GPL-2.0-only
Not dual licensed? Not BSD?
+/*
+ * IPQ9574 AL02-C7 board device tree source
+ *
+ * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+/dts-v1/;
+
+#include "ipq9574.dtsi"
+
+/ {
+ model = "Qualcomm Technologies, Inc. IPQ9574/AP-AL02-C7";
+ compatible = "qcom,ipq9574-ap-al02-c7", "qcom,ipq9574";
+ interrupt-parent = <&intc>;
Can this be droppeed? since it is already part of DTSI.
+
+ aliases {
+ serial0 = &blsp1_uart2;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+};
+
+&blsp1_uart2 {
+ pinctrl-0 = <&uart2_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&sdhc_1 {
+ pinctrl-0 = <&emmc_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&tlmm {
+ emmc_pins: emmc-state {
+ emmc-clk-pins {
+ pins = "gpio5";
+ function = "sdc_clk";
+ drive-strength = <8>;
+ bias-disable;
+ };
+ emmc-cmd-pins {
+ pins = "gpio4";
+ function = "sdc_cmd";
+ drive-strength = <8>;
+ bias-pull-up;
+ };
+ emmc-data-pins {
+ pins = "gpio0", "gpio1", "gpio2",
+ "gpio3", "gpio6", "gpio7",
+ "gpio8", "gpio9";
+ function = "sdc_data";
+ drive-strength = <8>;
+ bias-pull-up;
+ };
+ emmc-rclk-pins {
+ pins = "gpio10";
+ function = "sdc_rclk";
+ drive-strength = <8>;
+ bias-pull-down;
+ };
+ };
+
+};
diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
new file mode 100644
index 000000000000..188d18688a77
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -0,0 +1,318 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * IPQ9574 SoC device tree source
+ *
+ * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/qcom,gcc-ipq9574.h>
+#include <dt-bindings/reset/qcom,gcc-ipq9574.h>
+
+/ {
+ interrupt-parent = <&intc>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ clocks {
+ bias_pll_ubi_nc_clk: bias_pll_ubi_nc_clk {
No undercores in node names.
+ compatible = "fixed-clock";
+ clock-frequency = <353000000>;
+ #clock-cells = <0>;
+ };
+
+ pcie30_phy0_pipe_clk: pcie30_phy0_pipe_clk {
+ compatible = "fixed-clock";
+ clock-frequency = <250000000>;
+ #clock-cells = <0>;
+ };
+
+ pcie30_phy1_pipe_clk: pcie30_phy1_pipe_clk {
+ compatible = "fixed-clock";
+ clock-frequency = <250000000>;
+ #clock-cells = <0>;
+ };
+
+ pcie30_phy2_pipe_clk: pcie30_phy2_pipe_clk {
+ compatible = "fixed-clock";
+ clock-frequency = <250000000>;
+ #clock-cells = <0>;
+ };
+
+ pcie30_phy3_pipe_clk: pcie30_phy3_pipe_clk {
+ compatible = "fixed-clock";
+ clock-frequency = <250000000>;
+ #clock-cells = <0>;
+ };
+
+ usb3phy_0_cc_pipe_clk: usb3phy_0_cc_pipe_clk {
+ compatible = "fixed-clock";
+ clock-frequency = <125000000>;
+ #clock-cells = <0>;
+ };
+
+ sleep_clk: sleep-clk {
+ compatible = "fixed-clock";
+ clock-frequency = <32000>;
That's not a property of the SoC, but board. Either entire clock or at
least frequency to indicate that the board is providing the clock.
+ #clock-cells = <0>;> + };
+
+ xo_board_clk: xo-board-clk {
+ compatible = "fixed-clock";
+ clock-frequency = <24000000>;
Ditto.
+ #clock-cells = <0>;
+ };
+ };
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ CPU0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x0>;
+ enable-method = "psci";
+ next-level-cache = <&L2_0>;
+ };
+
+ CPU1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x1>;
+ enable-method = "psci";
+ next-level-cache = <&L2_0>;
+ };
+
+ CPU2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x2>;
+ enable-method = "psci";
+ next-level-cache = <&L2_0>;
+ };
+
+ CPU3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x3>;
+ enable-method = "psci";
+ next-level-cache = <&L2_0>;
+ };
+
+ L2_0: l2-cache {
+ compatible = "cache";
+ cache-level = <2>;
+ };
+ };
+
+ memory@40000000 {
+ device_type = "memory";
+ /* We expect the bootloader to fill in the size */
+ reg = <0x0 0x40000000 0x0 0x0>;
+ };
+
+ pmu {
+ compatible = "arm,cortex-a73-pmu";
+ interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+ };
+
+ psci {
+ compatible = "arm,psci-1.0";
+ method = "smc";
+ };
+
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ tz_region: memory@4a600000 {
+ reg = <0x0 0x4a600000 0x0 0x400000>;
+ no-map;
+ };
+ };
+
+ soc: soc@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0 0 0xffffffff>;
+ compatible = "simple-bus";
+
+ tlmm: pinctrl@1000000 {
+ compatible = "qcom,ipq9574-tlmm";
+ reg = <0x01000000 0x300000>;
+ interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&tlmm 0 0 65>;
+ gpio-reserved-ranges = <59 1>;
Hm, why reserved ranges are in SoC?
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
+ uart2_pins: uart2-state {
+ pins = "gpio34", "gpio35";
+ function = "blsp2_uart";
+ drive-strength = <8>;
+ bias-disable;
+ };
+ };
+
+ gcc: clock-controller@1800000 {
+ compatible = "qcom,gcc-ipq9574";
+ reg = <0x1800000 0x80000>;
Address can be padded to 8-hex-digits. Please take care of this in all
nodes.
+ clocks = <&xo_board_clk>,
+ <&sleep_clk>,
+ <&bias_pll_ubi_nc_clk>,
+ <&pcie30_phy0_pipe_clk>,
+ <&pcie30_phy1_pipe_clk>,
+ <&pcie30_phy2_pipe_clk>,
+ <&pcie30_phy3_pipe_clk>,
+ <&usb3phy_0_cc_pipe_clk>;
+ clock-names = "xo",
+ "sleep_clk",
Misaligned. Multiple other places probably as well.
+ "bias_pll_ubi_nc_clk",
+ "pcie30_phy0_pipe_clk",
+ "pcie30_phy1_pipe_clk",
+ "pcie30_phy2_pipe_clk",
+ "pcie30_phy3_pipe_clk",
+ "usb3phy_0_cc_pipe_clk";
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
+ sdhc_1: sdhci@7804000 {
+ compatible = "qcom,sdhci-msm-v5";
+ reg = <0x7804000 0x1000>, <0x7805000 0x1000>;
+ reg-names = "hc_mem", "cmdq_mem";
+
+ interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>;
Like here.
+ interrupt-names = "hc_irq", "pwr_irq";
+
+ clocks = <&xo_board_clk>,
+ <&gcc GCC_SDCC1_AHB_CLK>,
+ <&gcc GCC_SDCC1_APPS_CLK>;
And here
+ clock-names = "xo", "iface", "core";
Does not look like you tested the bindings. Please run `make
dt_binding_check` (see
Documentation/devicetree/bindings/writing-schema.rst for instructions).
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+ mmc-hs400-1_8v;
+ mmc-hs400-enhanced-strobe;
+ max-frequency = <384000000>;
+ bus-width = <8>;
+ non-removable;
+ status = "disabled";
+ };
+
+ blsp1_uart2: serial@78b1000 {
+ compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
+ reg = <0x078b1000 0x200>;
+ interrupts = <GIC_SPI 306 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&gcc GCC_BLSP1_UART3_APPS_CLK>,
+ <&gcc GCC_BLSP1_AHB_CLK>;
+ clock-names = "core", "iface";
+ status = "disabled";
+ };
+
+ intc: interrupt-controller@b000000 {
+ compatible = "qcom,msm-qgic2";
+ reg = <0x0b000000 0x1000>, /* GICD */
+ <0x0b002000 0x1000>, /* GICC */
+ <0x0b001000 0x1000>, /* GICH */
+ <0x0b004000 0x1000>; /* GICV */
+ #address-cells = <1>;
+ #size-cells = <1>;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+ ranges = <0 0x0b00c000 0x3000>;
+
+ v2m0: v2m@0 {
+ compatible = "arm,gic-v2m-frame";
+ reg = <0x0 0xffd>;
+ msi-controller;
+ };
+
+ v2m1: v2m@1 {
+ compatible = "arm,gic-v2m-frame";
+ reg = <0x1000 0xffd>;
+ msi-controller;
+ };
+
+ v2m2: v2m@2 {
+ compatible = "arm,gic-v2m-frame";
+ reg = <0x2000 0xffd>;
+ msi-controller;
+ };
+ };
+
+ timer@b120000 {
+ compatible = "arm,armv7-timer-mem";
+ reg = <0xb120000 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clock-frequency = <24000000>;
+
+ frame@b120000 {
+ reg = <0xb121000 0x1000>,
+ <0xb122000 0x1000>;
+ frame-number = <0>;
+ interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ frame@b123000 {
+ reg = <0xb123000 0x1000>;
+ frame-number = <1>;
+ interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ frame@b124000 {
+ reg = <0xb124000 0x1000>;
+ frame-number = <2>;
+ interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ frame@b125000 {
+ reg = <0xb125000 0x1000>;
+ frame-number = <3>;
+ interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ frame@b126000 {
+ reg = <0xb126000 0x1000>;
+ frame-number = <4>;
+ interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ frame@b127000 {
+ reg = <0xb127000 0x1000>;
+ frame-number = <5>;
+ interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ frame@b128000 {
+ reg = <0xb128000 0x1000>;
+ frame-number = <6>;
+ interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+ };
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 2 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 3 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 4 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 1 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ clock-frequency = <24000000>;
Is this allowed in recent designs?
+ };
+};
Best regards,
Krzysztof
