Re: [PATCH 3/3] arm64: dts: Add MediaTek MT8188 dts and evaluation board and Makefile

From: Jason-ch Chen (陳建豪)
Date: Wed Jul 05 2023 - 23:00:40 EST

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In reply to: AngeloGioacchino Del Regno: "Re: [PATCH 3/3] arm64: dts: Add MediaTek MT8188 dts and evaluation board and Makefile"
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Hi Angelo,

Thanks. I will fix in the next version.

Regards,
Jason

On Wed, 2023-07-05 at 10:25 +0200, AngeloGioacchino Del Regno wrote:
>
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
> Il 05/07/23 08:57, Jason-ch Chen ha scritto:
> > From: jason-ch chen <Jason-ch.Chen@xxxxxxxxxxxx>
> >
> > MT8188 is a SoC based on 64bit ARMv8 architecture. It contains 6
> CA55
> > and 2 CA78 cores. MT8188 share many HW IP with MT65xx series.
> >
> > We add basic chip support for MediaTek MT8188 on evaluation board.
> >
> > Signed-off-by: jason-ch chen <Jason-ch.Chen@xxxxxxxxxxxx>
> > ---
> > arch/arm64/boot/dts/mediatek/Makefile | 1 +
> > arch/arm64/boot/dts/mediatek/mt8188-evb.dts | 402 +++++++++
> > arch/arm64/boot/dts/mediatek/mt8188.dtsi | 926
> ++++++++++++++++++++
> > 3 files changed, 1329 insertions(+)
> > create mode 100644 arch/arm64/boot/dts/mediatek/mt8188-evb.dts
> > create mode 100644 arch/arm64/boot/dts/mediatek/mt8188.dtsi
> >
> > diff --git a/arch/arm64/boot/dts/mediatek/Makefile
> b/arch/arm64/boot/dts/mediatek/Makefile
> > index c99c3372a4b5..9bd2324259a3 100644
> > --- a/arch/arm64/boot/dts/mediatek/Makefile
> > +++ b/arch/arm64/boot/dts/mediatek/Makefile
> > @@ -44,6 +44,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt8183-kukui-
> krane-sku0.dtb
> > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8183-kukui-krane-sku176.dtb
> > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8183-pumpkin.dtb
> > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-evb.dtb
> > +dtb-$(CONFIG_ARCH_MEDIATEK) += mt8188-evb.dtb
> > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-asurada-hayato-r1.dtb
> > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-asurada-spherion-r0.dtb
> > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-evb.dtb
> > diff --git a/arch/arm64/boot/dts/mediatek/mt8188-evb.dts
> b/arch/arm64/boot/dts/mediatek/mt8188-evb.dts
> > new file mode 100644
> > index 000000000000..d3872196200a
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/mediatek/mt8188-evb.dts
> > @@ -0,0 +1,402 @@
> > +// SPDX-License-Identifier: (GPL-2.0 OR MIT)
> > +/*
> > + * Copyright (C) 2023 MediaTek Inc.
> > + */
> > +/dts-v1/;
> > +#include "mt8188.dtsi"
> > +#include "mt6359.dtsi"
> > +
> > +/ {
> > +model = "MediaTek MT8188 evaluation board";
> > +compatible = "mediatek,mt8188-evb", "mediatek,mt8188";
> > +
> > +aliases {
> > +serial0 = &uart0;
> > +i2c0 = &i2c0;
> > +i2c1 = &i2c1;
> > +i2c2 = &i2c2;
> > +i2c3 = &i2c3;
> > +i2c4 = &i2c4;
> > +i2c5 = &i2c5;
> > +i2c6 = &i2c6;
> > +mmc0 = &mmc0;
> > +};
> > +
> > +chosen: chosen {
> > +stdout-path = "serial0:115200n8";
> > +kaslr-seed = <0 0>;
> > +};
> > +
> > +memory@40000000 {
> > +device_type = "memory";
> > +reg = <0 0x40000000 0 0x80000000>;
> > +};
> > +
> > +reserved_memory: reserved-memory {
> > +#address-cells = <2>;
> > +#size-cells = <2>;
> > +ranges;
> > +
> > +scp_mem_reserved: scp_mem_region {
> > +compatible = "shared-dma-pool";
> > +reg = <0 0x50000000 0 0x2900000>;
> > +no-map;
> > +};
> > +};
> > +};
> > +
> > +&auxadc {
> > +status = "okay";
> > +};
> > +
> > +&i2c0 {
> > +pinctrl-names = "default";
> > +pinctrl-0 = <&i2c0_pins>;
> > +clock-frequency = <400000>;
> > +status = "okay";
> > +};
> > +
> > +&i2c1 {
> > +pinctrl-names = "default";
> > +pinctrl-0 = <&i2c1_pins>;
> > +clock-frequency = <400000>;
> > +status = "okay";
> > +};
> > +
> > +&i2c2 {
> > +pinctrl-names = "default";
> > +pinctrl-0 = <&i2c2_pins>;
> > +clock-frequency = <400000>;
> > +status = "okay";
> > +};
> > +
> > +&i2c3 {
> > +pinctrl-names = "default";
> > +pinctrl-0 = <&i2c3_pins>;
> > +clock-frequency = <400000>;
> > +status = "okay";
> > +};
> > +
> > +&i2c4 {
> > +pinctrl-names = "default";
> > +pinctrl-0 = <&i2c4_pins>;
> > +clock-frequency = <400000>;
> > +status = "okay";
> > +};
> > +
> > +&i2c5 {
> > +pinctrl-names = "default";
> > +pinctrl-0 = <&i2c5_pins>;
> > +clock-frequency = <400000>;
> > +status = "okay";
> > +};
> > +
> > +&i2c6 {
> > +pinctrl-names = "default";
> > +pinctrl-0 = <&i2c6_pins>;
> > +clock-frequency = <400000>;
> > +status = "okay";
> > +};
> > +
> > +&mmc0 {
> > +status = "okay";
> > +pinctrl-names = "default", "state_uhs";
> > +pinctrl-0 = <&mmc0_default_pins>;
> > +pinctrl-1 = <&mmc0_uhs_pins>;
> > +bus-width = <8>;
> > +max-frequency = <200000000>;
> > +cap-mmc-highspeed;
> > +mmc-hs200-1_8v;
> > +mmc-hs400-1_8v;
> > +supports-cqe;
> > +cap-mmc-hw-reset;
> > +no-sdio;
> > +no-sd;
> > +hs400-ds-delay = <0x1481b>;
> > +vmmc-supply = <&mt6359_vemc_1_ldo_reg>;
> > +vqmmc-supply = <&mt6359_vufs_ldo_reg>;
> > +non-removable;
> > +};
> > +
> > +&mt6359_vbbck_ldo_reg {
> > +regulator-always-on;
> > +};
> > +
> > +&mt6359_vcn33_2_bt_ldo_reg {
> > +regulator-always-on;
> > +};
> > +
> > +&mt6359_vcore_buck_reg {
> > +regulator-always-on;
> > +};
> > +
> > +&mt6359_vgpu11_buck_reg {
> > +regulator-always-on;
> > +};
> > +
> > +&mt6359_vpu_buck_reg {
> > +regulator-always-on;
> > +};
> > +
> > +&mt6359_vrf12_ldo_reg {
> > +regulator-always-on;
> > +};
> > +
> > +&mt6359_vufs_ldo_reg {
> > +regulator-always-on;
> > +};
> > +
> > +&nor_flash {
> > +status = "okay";
> > +pinctrl-names = "default";
> > +pinctrl-0 = <&nor_pins_default>;
> > +#address-cells = <1>;
> > +#size-cells = <0>;
> > +
> > +flash@0 {
> > +compatible = "jedec,spi-nor";
> > +reg = <0>;
> > +spi-max-frequency = <52000000>;
> > +};
> > +};
> > +
> > +&pio {
> > +adsp_uart_pins: adsp-uart-pins {
> > +pins_adsp_uart {
>
> Please, no underscores. This should be `pins-adsp-uart`
>
> > +pinmux = <PINMUX_GPIO35__FUNC_O_ADSP_UTXD0>,
> > + <PINMUX_GPIO36__FUNC_I1_ADSP_URXD0>;
> > +};
> > +};
> > +
> > +i2c0_pins: i2c0-pins {
> > +pins_bus {
>
> pins-bus
>
> > +pinmux = <PINMUX_GPIO56__FUNC_B1_SDA0>,
> > + <PINMUX_GPIO55__FUNC_B1_SCL0>;
> > +bias-pull-up = <MTK_PULL_SET_RSEL_011>;
> > +};
> > +};
> > +
>
> ..snip..
>
> > +
> > +mmc0_default_pins: mmc0-default-pins {
> > +pins_cmd_dat {
>
> pins-cmd-dat
>
> > +pinmux = <PINMUX_GPIO161__FUNC_B1_MSDC0_DAT0>,
> > + <PINMUX_GPIO160__FUNC_B1_MSDC0_DAT1>,
> > + <PINMUX_GPIO159__FUNC_B1_MSDC0_DAT2>,
> > + <PINMUX_GPIO158__FUNC_B1_MSDC0_DAT3>,
> > + <PINMUX_GPIO154__FUNC_B1_MSDC0_DAT4>,
> > + <PINMUX_GPIO153__FUNC_B1_MSDC0_DAT5>,
> > + <PINMUX_GPIO152__FUNC_B1_MSDC0_DAT6>,
> > + <PINMUX_GPIO151__FUNC_B1_MSDC0_DAT7>,
> > + <PINMUX_GPIO156__FUNC_B1_MSDC0_CMD>;
> > +input-enable;
> > +drive-strength = <MTK_DRIVE_6mA>;
>
> You don't need the MTK_DRIVE_(x)mA definitions here because:
> 1. The drive-strength property expresses values in milliamperes,
> for more information, check its description at pincfg-node.yaml;
> 2. Those definitions are mapping to mA values anyway, so, for
> example,
> MTK_DRIVE_6mA == 6, MTK_DRIVE_28mA == 28, etc.
>
> This means that you can write this as:
>
> drive-strength = <6>;
>
> please fix.
>
> > +bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
> > +};
> > +
>
> ..snip..
>
> > +
> > +&pmic {
> > +interrupt-parent = <&pio>;
> > +interrupts = <222 IRQ_TYPE_LEVEL_HIGH>;
>
> You can do that in one line instead:
>
> interrupts-extended = <&pio 222 IRQ_TYPE_LEVEL_HIGH>;
>
> > +};
> > +
> > +&scp {
> > +memory-region = <&scp_mem_reserved>;
> > +status = "okay";
> > +};
> > +
>
> ..snip..
>
> > diff --git a/arch/arm64/boot/dts/mediatek/mt8188.dtsi
> b/arch/arm64/boot/dts/mediatek/mt8188.dtsi
> > new file mode 100644
> > index 000000000000..8f042ffe0938
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/mediatek/mt8188.dtsi
> > @@ -0,0 +1,926 @@
> > +// SPDX-License-Identifier: GPL-2.0+
> > +/*
> > + * Copyright (c) 2023 MediaTek Inc.
> > + *
> > + */
> > +
> > +/dts-v1/;
> > +#include <dt-bindings/clock/mediatek,mt8188-clk.h>
> > +#include <dt-bindings/interrupt-controller/arm-gic.h>
> > +#include <dt-bindings/interrupt-controller/irq.h>
> > +#include <dt-bindings/phy/phy.h>
> > +#include <dt-bindings/pinctrl/mediatek,mt8188-pinfunc.h>
> > +#include <dt-bindings/power/mediatek,mt8188-power.h>
> > +
> > +/ {
> > +compatible = "mediatek,mt8188";
> > +interrupt-parent = <&gic>;
> > +#address-cells = <2>;
> > +#size-cells = <2>;
> > +
> > +cpus {
> > +#address-cells = <1>;
> > +#size-cells = <0>;
> > +
> > +cpu0: cpu@0 {
> > +device_type = "cpu";
> > +compatible = "arm,cortex-a55";
> > +reg = <0x000>;
> > +enable-method = "psci";
> > +clock-frequency = <2000000000>;
> > +capacity-dmips-mhz = <282>;
> > +cpu-idle-states = <&cpu_off_l &cluster_off_l>;
>
> Can you please populate the cache properties?
>
> i-cache-size, i-cache-line-size, i-cache-sets,
> d-cache-size, d-cache-line-size, d-cache-sets are missing for all
> CPUs.
>
> > +next-level-cache = <&l2_0>;
> > +#cooling-cells = <2>;
> > +};
> > +
> > +cpu1: cpu@100 {
> > +device_type = "cpu";
> > +compatible = "arm,cortex-a55";
> > +reg = <0x100>;
> > +enable-method = "psci";
> > +clock-frequency = <2000000000>;
> > +capacity-dmips-mhz = <282>;
> > +cpu-idle-states = <&cpu_off_l &cluster_off_l>;
> > +next-level-cache = <&l2_0>;
> > +#cooling-cells = <2>;
> > +};
> > +
> > +cpu2: cpu@200 {
> > +device_type = "cpu";
> > +compatible = "arm,cortex-a55";
> > +reg = <0x200>;
> > +enable-method = "psci";
> > +clock-frequency = <2000000000>;
> > +capacity-dmips-mhz = <282>;
> > +cpu-idle-states = <&cpu_off_l &cluster_off_l>;
> > +next-level-cache = <&l2_0>;
> > +#cooling-cells = <2>;
> > +};
> > +
> > +cpu3: cpu@300 {
> > +device_type = "cpu";
> > +compatible = "arm,cortex-a55";
> > +reg = <0x300>;
> > +enable-method = "psci";
> > +clock-frequency = <2000000000>;
> > +capacity-dmips-mhz = <282>;
> > +cpu-idle-states = <&cpu_off_l &cluster_off_l>;
> > +next-level-cache = <&l2_0>;
> > +#cooling-cells = <2>;
> > +};
> > +
> > +cpu4: cpu@400 {
> > +device_type = "cpu";
> > +compatible = "arm,cortex-a55";
> > +reg = <0x400>;
> > +enable-method = "psci";
> > +clock-frequency = <2000000000>;
> > +capacity-dmips-mhz = <282>;
> > +cpu-idle-states = <&cpu_off_l &cluster_off_l>;
> > +next-level-cache = <&l2_0>;
> > +#cooling-cells = <2>;
> > +};
> > +
> > +cpu5: cpu@500 {
> > +device_type = "cpu";
> > +compatible = "arm,cortex-a55";
> > +reg = <0x500>;
> > +enable-method = "psci";
> > +clock-frequency = <2000000000>;
> > +capacity-dmips-mhz = <282>;
> > +cpu-idle-states = <&cpu_off_l &cluster_off_l>;
> > +next-level-cache = <&l2_0>;
> > +#cooling-cells = <2>;
> > +};
> > +
> > +cpu6: cpu@600 {
> > +device_type = "cpu";
> > +compatible = "arm,cortex-a78";
> > +reg = <0x600>;
> > +enable-method = "psci";
> > +clock-frequency = <2600000000>;
> > +capacity-dmips-mhz = <1024>;
> > +cpu-idle-states = <&cpu_off_b &cluster_off_b>;
> > +next-level-cache = <&l2_1>;
> > +#cooling-cells = <2>;
> > +};
> > +
> > +cpu7: cpu@700 {
> > +device_type = "cpu";
> > +compatible = "arm,cortex-a78";
> > +reg = <0x700>;
> > +enable-method = "psci";
> > +clock-frequency = <2600000000>;
> > +capacity-dmips-mhz = <1024>;
> > +cpu-idle-states = <&cpu_off_b &cluster_off_b>;
> > +next-level-cache = <&l2_1>;
> > +#cooling-cells = <2>;
> > +};
> > +
> > +cpu-map {
> > +cluster0 {
> > +core0 {
> > +cpu = <&cpu0>;
> > +};
> > +
> > +core1 {
> > +cpu = <&cpu1>;
> > +};
> > +
> > +core2 {
> > +cpu = <&cpu2>;
> > +};
> > +
> > +core3 {
> > +cpu = <&cpu3>;
> > +};
> > +
> > +core4 {
> > +cpu = <&cpu4>;
> > +};
> > +
> > +core5 {
> > +cpu = <&cpu5>;
> > +};
> > +};
> > +
> > +cluster1 {
>
> This is wrong. This SoC uses ARM DynamIQ and combines both the big
> and LITTLE
> CPUs in *one* single cluster.
> Please fix.
>
> > +core0 {
> > +cpu = <&cpu6>;
> > +};
> > +
> > +core1 {
> > +cpu = <&cpu7>;
> > +};
> > +};
> > +};
> > +
>
> ..snip..
>
>
> > +
> > +pwrap: pwrap@10024000 {
> > +compatible = "mediatek,mt8195-pwrap", "syscon";
>
> Please:
>
> compatible = "mediatek,mt8188-pwrap", "mediatek,mt8195-pwrap",
> "syscon";
>
> > +reg = <0 0x10024000 0 0x1000>;
> > +reg-names = "pwrap";
> > +interrupts = <GIC_SPI 243 IRQ_TYPE_LEVEL_HIGH 0>;
> > +clocks = <&infracfg_ao CLK_INFRA_AO_PMIC_AP>,
> > + <&infracfg_ao CLK_INFRA_AO_PMIC_TMR>;
> > +clock-names = "spi", "wrap";
> > +};
> > +
>
> ..snip..
>
> > +uart0: serial@11001100 {
> > +compatible = "mediatek,mt8188-uart",
> > + "mediatek,mt6577-uart";
>
> Those compatible strings fit in one line. 85 columns is ok.
>
> > +reg = <0 0x11001100 0 0x100>;
> > +interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH 0>;
> > +clocks = <&clk26m>, <&infracfg_ao CLK_INFRA_AO_UART0>;
> > +clock-names = "baud", "bus";
> > +status = "disabled";
> > +};
> > +
>
> ..snip..
>
> > +
> > +auxadc: adc@11002000 {
> > +compatible = "mediatek,mt8188-auxadc",
> > + "mediatek,mt8173-auxadc";
>
> 89 columns is ok, fits in one line.
>
> > +reg = <0 0x11002000 0 0x1000>;
> > +clocks = <&infracfg_ao CLK_INFRA_AO_AUXADC>;
> > +clock-names = "main";
> > +#io-channel-cells = <1>;
> > +status = "disabled";
> > +};
> > +
> > +pericfg_ao: syscon@11003000 {
> > +compatible = "mediatek,mt8188-pericfg-ao", "syscon";
> > +reg = <0 0x11003000 0 0x1000>;
> > +#clock-cells = <1>;
> > +};
> > +
> > +spi0: spi@1100a000 {
> > +compatible = "mediatek,mt8188-spi-ipm",
> > + "mediatek,spi-ipm";
>
> Fits in one line.
>
> > +#address-cells = <1>;
> > +#size-cells = <0>;
> > +reg = <0 0x1100a000 0 0x1000>;
> > +interrupts = <GIC_SPI 191 IRQ_TYPE_LEVEL_HIGH 0>;
> > +clocks = <&topckgen CLK_TOP_UNIVPLL_D6_D2>,
> > + <&topckgen CLK_TOP_SPI>,
> > + <&infracfg_ao CLK_INFRA_AO_SPI0>;
> > +clock-names = "parent-clk", "sel-clk", "spi-clk";
> > +status = "disabled";
> > +};
> > +
>
> ..snip..
>
> > +
> > +xhci1: usb@11200000 {
> > +compatible = "mediatek,mt8188-xhci",
> > + "mediatek,mtk-xhci";
>
> Fits in one line again.
>
> > +reg = <0 0x11200000 0 0x1000>,
> > + <0 0x11203e00 0 0x0100>;
> > +reg-names = "mac", "ippc";
> > +interrupts = <GIC_SPI 129 IRQ_TYPE_LEVEL_HIGH 0>;
> > +phys = <&u2port1 PHY_TYPE_USB2>,
> > + <&u3port1 PHY_TYPE_USB3>;
> > +assigned-clocks = <&topckgen CLK_TOP_USB_TOP>,
> > + <&topckgen CLK_TOP_SSUSB_XHCI>;
> > +assigned-clock-parents = <&topckgen CLK_TOP_UNIVPLL_D5_D4>,
> > + <&topckgen CLK_TOP_UNIVPLL_D5_D4>;
> > +clocks = <&pericfg_ao CLK_PERI_AO_SSUSB_BUS>,
> > + <&topckgen CLK_TOP_SSUSB_TOP_REF>,
> > + <&pericfg_ao CLK_PERI_AO_SSUSB_XHCI>;
> > +clock-names = "sys_ck", "ref_ck", "mcu_ck";
> > +mediatek,syscon-wakeup = <&pericfg 0x468 2>;
> > +wakeup-source;
> > +status = "disabled";
> > +};
> > +
> > +mmc0: mmc@11230000 {
> > +compatible = "mediatek,mt8188-mmc",
> > + "mediatek,mt8183-mmc";
>
> same here.
>
> > +reg = <0 0x11230000 0 0x10000>,
> > + <0 0x11f50000 0 0x1000>;
> > +interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH 0>;
> > +clocks = <&topckgen CLK_TOP_MSDC50_0>,
> > + <&infracfg_ao CLK_INFRA_AO_MSDC0>,
> > + <&infracfg_ao CLK_INFRA_AO_MSDC0_SRC>,
> > + <&infracfg_ao CLK_INFRA_AO_RG_AES_MSDCFDE_CK_0P>;
> > +clock-names = "source", "hclk", "source_cg", "crypto_clk";
> > +status = "disabled";
> > +};
> > +
>
> ..snip..
>
> > +
> > +xhci2: usb@112a0000 {
> > +compatible = "mediatek,mt8188-xhci",
> > + "mediatek,mtk-xhci";
>
> and here, and somewhere else as well.
>
> Regards,
> Angelo
>
>

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In reply to: AngeloGioacchino Del Regno: "Re: [PATCH 3/3] arm64: dts: Add MediaTek MT8188 dts and evaluation board and Makefile"
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