From: Shawn Guo <shawnguo@kernel.org>
To: Abel Vesa <abel.vesa@nxp.com>
Cc: Rob Herring <robh@kernel.org>,
Dong Aisheng <aisheng.dong@nxp.com>,
Sascha Hauer <s.hauer@pengutronix.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Fabio Estevam <festevam@gmail.com>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
linux-i2c@vger.kernel.org, linux-serial@vger.kernel.org,
NXP Linux Team <linux-imx@nxp.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
Jacky Bai <ping.bai@nxp.com>
Subject: Re: [RESEND v4 02/10] arm64: dts: freescale: Add the top level dtsi support for imx8dxl
Date: Wed, 26 Jan 2022 20:27:49 +0800 [thread overview]
Message-ID: <20220126122748.GP4686@dragon> (raw)
In-Reply-To: <1639680494-23183-3-git-send-email-abel.vesa@nxp.com>
On Thu, Dec 16, 2021 at 08:48:06PM +0200, Abel Vesa wrote:
> From: Jacky Bai <ping.bai@nxp.com>
>
> The i.MX8DXL is a device targeting the automotive and industrial
> market segments. The flexibility of the architecture allows for
> use in a wide variety of general embedded applications. The chip
> is designed to achieve both high performance and low power consumption.
> The chip relies on the power efficient dual (2x) Cortex-A35 cluster.
>
> Add the reserved memory node property for dsp reserved memory,
> the wakeup-irq property for SCU node, the imx ion, the rpmsg and the
Not sure what "ion" is.
> cm4 rproc support.
>
> Signed-off-by: Jacky Bai <ping.bai@nxp.com>
> Signed-off-by: Abel Vesa <abel.vesa@nxp.com>
> ---
> arch/arm64/boot/dts/freescale/imx8dxl.dtsi | 245 +++++++++++++++++++++
> 1 file changed, 245 insertions(+)
> create mode 100644 arch/arm64/boot/dts/freescale/imx8dxl.dtsi
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8dxl.dtsi b/arch/arm64/boot/dts/freescale/imx8dxl.dtsi
> new file mode 100644
> index 000000000000..f16f88882c39
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8dxl.dtsi
> @@ -0,0 +1,245 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright 2019-2021 NXP
> + */
> +
> +#include <dt-bindings/clock/imx8-clock.h>
> +#include <dt-bindings/firmware/imx/rsrc.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/pinctrl/pads-imx8dxl.h>
> +#include <dt-bindings/thermal/thermal.h>
> +
> +/ {
> + interrupt-parent = <&gic>;
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + aliases {
> + ethernet0 = &fec1;
> + ethernet1 = &eqos;
> + gpio0 = &lsio_gpio0;
> + gpio1 = &lsio_gpio1;
> + gpio2 = &lsio_gpio2;
> + gpio3 = &lsio_gpio3;
> + gpio4 = &lsio_gpio4;
> + gpio5 = &lsio_gpio5;
> + gpio6 = &lsio_gpio6;
> + gpio7 = &lsio_gpio7;
> + i2c2 = &i2c2;
> + i2c3 = &i2c3;
> + mmc0 = &usdhc1;
> + mmc1 = &usdhc2;
> + mu1 = &lsio_mu1;
> + serial0 = &lpuart0;
> + serial1 = &lpuart1;
> + serial2 = &lpuart2;
> + serial3 = &lpuart3;
> + };
> +
> + cpus: cpus {
> + #address-cells = <2>;
> + #size-cells = <0>;
> +
> + /* We have 1 clusters with 2 Cortex-A35 cores */
s/clusters/cluster
> + A35_0: cpu@0 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a35";
> + reg = <0x0 0x0>;
> + enable-method = "psci";
> + next-level-cache = <&A35_L2>;
> + clocks = <&clk IMX_SC_R_A35 IMX_SC_PM_CLK_CPU>;
> + #cooling-cells = <2>;
> + operating-points-v2 = <&a35_opp_table>;
> + };
> +
> + A35_1: cpu@1 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a35";
> + reg = <0x0 0x1>;
> + enable-method = "psci";
> + next-level-cache = <&A35_L2>;
> + clocks = <&clk IMX_SC_R_A35 IMX_SC_PM_CLK_CPU>;
> + #cooling-cells = <2>;
> + operating-points-v2 = <&a35_opp_table>;
> + };
> +
> + A35_L2: l2-cache0 {
> + compatible = "cache";
> + };
> + };
> +
> + a35_opp_table: opp-table {
> + compatible = "operating-points-v2";
> + opp-shared;
> +
> + opp-900000000 {
> + opp-hz = /bits/ 64 <900000000>;
> + opp-microvolt = <1000000>;
> + clock-latency-ns = <150000>;
> + };
> +
> + opp-1200000000 {
> + opp-hz = /bits/ 64 <1200000000>;
> + opp-microvolt = <1100000>;
> + clock-latency-ns = <150000>;
> + opp-suspend;
> + };
> + };
> +
> + reserved-memory {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + dsp_reserved: dsp@92400000 {
> + reg = <0 0x92400000 0 0x2000000>;
> + no-map;
> + };
> + };
> +
> + gic: interrupt-controller@51a00000 {
> + compatible = "arm,gic-v3";
> + reg = <0x0 0x51a00000 0 0x10000>, /* GIC Dist */
> + <0x0 0x51b00000 0 0xc0000>; /* GICR (RD_base + SGI_base) */
> + #interrupt-cells = <3>;
> + interrupt-controller;
> + interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
> + };
> +
> + pmu {
> + compatible = "arm,armv8-pmuv3";
> + interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>;
> + };
> +
> + psci {
> + compatible = "arm,psci-1.0";
> + method = "smc";
> + };
> +
> + scu {
> + compatible = "fsl,imx-scu";
> + mbox-names = "tx0",
> + "rx0",
> + "gip3";
> + mboxes = <&lsio_mu1 0 0
> + &lsio_mu1 1 0
> + &lsio_mu1 3 3>;
> +
> + pd: imx8dxl-pd {
> + compatible = "fsl,imx8dxl-scu-pd", "fsl,scu-pd";
> + #power-domain-cells = <1>;
> + };
> +
> + clk: clock-controller {
> + compatible = "fsl,imx8dxl-clk", "fsl,scu-clk";
> + #clock-cells = <2>;
> + clocks = <&xtal32k &xtal24m>;
> + clock-names = "xtal_32KHz", "xtal_24Mhz";
> + };
> +
> + iomuxc: pinctrl {
> + compatible = "fsl,imx8dxl-iomuxc";
> + };
> +
> + ocotp: imx8qx-ocotp {
> + compatible = "fsl,imx8dxl-scu-ocotp", "fsl,imx8qxp-scu-ocotp";
> + #address-cells = <1>;
> + #size-cells = <1>;
> +
> + fec_mac0: mac@2c4 {
> + reg = <0x2c4 6>;
> + };
> +
> + fec_mac1: mac@2c6 {
> + reg = <0x2c6 6>;
> + };
> + };
> +
> + watchdog {
> + compatible = "fsl,imx-sc-wdt";
> + timeout-sec = <60>;
> + };
> +
> + tsens: thermal-sensor {
> + compatible = "fsl,imx-sc-thermal";
> + #thermal-sensor-cells = <1>;
> + };
> + };
> +
> + timer {
> + compatible = "arm,armv8-timer";
> + interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>, /* Physical Secure */
> + <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>, /* Physical Non-Secure */
> + <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>, /* Virtual */
> + <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>; /* Hypervisor */
> + };
> +
> + thermal_zones: thermal-zones {
> + cpu-thermal0 {
> + polling-delay-passive = <250>;
> + polling-delay = <2000>;
> + thermal-sensors = <&tsens IMX_SC_R_SYSTEM>;
> +
> + trips {
> + cpu_alert0: trip0 {
> + temperature = <107000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
Have a newline between nodes.
> + cpu_crit0: trip1 {
> + temperature = <127000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + cooling-maps {
> + map0 {
> + trip = <&cpu_alert0>;
> + cooling-device =
> + <&A35_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&A35_1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> + };
> + };
> +
> + clk_dummy: clock-dummy {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <0>;
> + clock-output-names = "clk_dummy";
> + };
Why do we need this?
Shawn
> +
> + xtal32k: clock-xtal32k {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <32768>;
> + clock-output-names = "xtal_32KHz";
> + };
> +
> + xtal24m: clock-xtal24m {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <24000000>;
> + clock-output-names = "xtal_24MHz";
> + };
> +
> + sc_pwrkey: sc-powerkey {
> + compatible = "fsl,imx8-pwrkey";
> + linux,keycode = <KEY_POWER>;
> + wakeup-source;
> + };
> +
> + /* sorted in register address */
> + #include "imx8-ss-adma.dtsi"
> + #include "imx8-ss-conn.dtsi"
> + #include "imx8-ss-ddr.dtsi"
> + #include "imx8-ss-lsio.dtsi"
> +};
> +
> +#include "imx8dxl-ss-adma.dtsi"
> +#include "imx8dxl-ss-conn.dtsi"
> +#include "imx8dxl-ss-lsio.dtsi"
> +#include "imx8dxl-ss-ddr.dtsi"
> --
> 2.31.1
>
next prev parent reply other threads:[~2022-01-26 12:28 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-16 18:48 [RESEND v4 00/10] arm64: dts: Add i.MX8DXL initial support Abel Vesa
2021-12-16 18:48 ` [RESEND v4 01/10] dt-bindings: serial: fsl-lpuart: Fix i.MX 8QM compatible matching Abel Vesa
2021-12-16 18:48 ` [RESEND v4 02/10] arm64: dts: freescale: Add the top level dtsi support for imx8dxl Abel Vesa
2022-01-26 12:27 ` Shawn Guo [this message]
2022-02-10 21:49 ` Abel Vesa
2021-12-16 18:48 ` [RESEND v4 03/10] arm64: dts: imx8-ss-lsio: Add mu5a mailbox Abel Vesa
2021-12-16 18:48 ` [RESEND v4 04/10] arm64: dts: freescale: Add adma subsystem dtsi for imx8dxl Abel Vesa
2022-01-26 12:36 ` Shawn Guo
2021-12-16 18:48 ` [RESEND v4 05/10] arm64: dts: freescale: Add the imx8dxl connectivity subsys dtsi Abel Vesa
2022-01-26 12:47 ` Shawn Guo
2022-02-10 21:33 ` Abel Vesa
2021-12-16 18:48 ` [RESEND v4 06/10] arm64: dts: freescale: Add ddr subsys dtsi for imx8dxl Abel Vesa
2021-12-16 18:48 ` [RESEND v4 07/10] arm64: dts: freescale: Add lsio " Abel Vesa
2021-12-16 18:48 ` [RESEND v4 08/10] arm64: dts: imx8dxl: Add i.MX8DXL evk board support Abel Vesa
2022-01-26 12:53 ` Shawn Guo
2022-02-10 21:27 ` Abel Vesa
2021-12-16 18:48 ` [RESEND v4 09/10] dt-bindings: fsl: scu: Add i.MX8DXL ocotp binding Abel Vesa
2021-12-16 18:48 ` [RESEND v4 10/10] dt-bindings: serial: fsl-lpuart: Add i.MX8DXL compatible Abel Vesa
2021-12-17 16:59 ` Greg Kroah-Hartman
2021-12-18 21:58 ` Abel Vesa
2021-12-20 15:35 ` Greg Kroah-Hartman
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