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Date: Sun, 22 May 2022 23:22:46 +0800
From: Junhao Xie <bigfoot@...ssfun.cn>
To: Konrad Dybcio <konrad.dybcio@...ainline.org>,
linux-arm-msm@...r.kernel.org
Cc: agross@...nel.org, bjorn.andersson@...aro.org, robh+dt@...nel.org,
keescook@...omium.org, anton@...msg.org, ccross@...roid.com,
tony.luck@...el.com, angelogioacchino.delregno@...ainline.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] Add support for Xiaomi MIX 3 (perseus) smartpohone.
On 2022/05/22 16:50, Konrad Dybcio wrote:
>
>
> On 21.05.2022 07:39, Junhao Xie wrote:
>> Currently working features:
>> - UFS
>> - GPU
>> - Video decode/encode
>> - USB Type C port in peripheral mode
>> - Modem (LTE / SMS)
>> - Four buttons (AI/Power/VolUp/VolDown)
>> - Bluetooth
>> - Wi-Fi
>>
>> Signed-off-by: Junhao Xie <bigfoot@...ssfun.cn>
>> ---
>> arch/arm64/boot/dts/qcom/Makefile | 1 +
>> .../boot/dts/qcom/sdm845-xiaomi-perseus.dts | 799 ++++++++++++++++++
>> 2 files changed, 800 insertions(+)
>> create mode 100644 arch/arm64/boot/dts/qcom/sdm845-xiaomi-perseus.dts
>>
>> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
>> index f9e6343acd03..af23c3bd3e81 100644
>> --- a/arch/arm64/boot/dts/qcom/Makefile
>> +++ b/arch/arm64/boot/dts/qcom/Makefile
>> @@ -106,6 +106,7 @@ dtb-$(CONFIG_ARCH_QCOM) += sdm845-sony-xperia-tama-akari.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += sdm845-sony-xperia-tama-akatsuki.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += sdm845-sony-xperia-tama-apollo.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += sdm845-xiaomi-beryllium.dtb
>> +dtb-$(CONFIG_ARCH_QCOM) += sdm845-xiaomi-perseus.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += sdm845-shift-axolotl.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += sdm850-lenovo-yoga-c630.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += sdm850-samsung-w737.dtb
>> diff --git a/arch/arm64/boot/dts/qcom/sdm845-xiaomi-perseus.dts b/arch/arm64/boot/dts/qcom/sdm845-xiaomi-perseus.dts
>> new file mode 100644
>> index 000000000000..a049936f2a96
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/sdm845-xiaomi-perseus.dts
>> @@ -0,0 +1,799 @@
>> +// SPDX-License-Identifier: GPL-2.0
>> +/*
>> + * Copyright (c) 2021, BigfootACA <bigfoot@...ssfun.cn>
>> + */
>> +
>> +/dts-v1/;
>> +
>> +#include <dt-bindings/gpio/gpio.h>
> This one is already included in sdm845.dtsi
>
>> +#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
>> +#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
>> +#include <dt-bindings/input/linux-event-codes.h>
>> +#include "sdm845.dtsi"
>> +#include "pm8998.dtsi"
>> +#include "pmi8998.dtsi"
>> +
>> +/*
>> + * Delete following upstream (sdm845.dtsi) reserved
>> + * memory mappings which are different in this device.
>> + */
>> +/delete-node/ &rmtfs_mem;
>> +/delete-node/ &adsp_mem;
>> +/delete-node/ &wlan_msa_mem;
>> +/delete-node/ &mpss_region;
>> +/delete-node/ &venus_mem;
>> +/delete-node/ &cdsp_mem;
>> +/delete-node/ &mba_region;
>> +/delete-node/ &slpi_mem;
>> +/delete-node/ &spss_mem;
>> +
>> +/ {
>> + model = "Xiaomi MIX 3";
> I think this one still had "Mi" in the name.
>
>> + compatible = "xiaomi,perseus", "qcom,sdm845";
>> + chassis-type = "handset";
>> +
>> + /* required for bootloader to select correct board */
>> + qcom,board-id = <0x63 0x0>;
>> + qcom,msm-id = <321 0x20001>;
>> +
>> + aliases {
>> + serial0 = &uart9;
>> + hsuart0 = &uart6;
>> + bluetooth0 = &bluetooth;
>> + wifi0 = &wifi;
>> + display0 = &framebuffer0;
> Please sort these alphabetically and check if the display0 alias is even necessary
>> + };
>> +
>> + chosen {
>> + #address-cells = <2>;
>> + #size-cells = <2>;
>> + ranges;
>> +
>> + // For simplefb hack
> Not sure if this comment is necesary, but if you think so, please make it /* like this */
>> + stdout-path = "display0";
> This may be superfluous
>> + framebuffer0: framebuffer@...00000 {
>> + status = "okay";
> This is definitely not necessary
>> + compatible = "simple-framebuffer";
>> + reg = <0 0x9D400000 0 0x2400000>;
> Please use lowercase hex
>> + width = <1080>;
>> + height = <2340>;
>> + stride = <(1080 * 4)>;
>> + format = "a8r8g8b8";
>> + };
>> + };
>> +
>> + vph_pwr: vph-pwr-regulator {
>> + compatible = "regulator-fixed";
>> + regulator-name = "vph_pwr";
>> + regulator-min-microvolt = <3700000>;
>> + regulator-max-microvolt = <3700000>;
>> + };
>> +
>> + /*
>> + * Apparently RPMh does not provide support for PM8998 S4 because it
>> + * is always-on; model it as a fixed regulator.
>> + */
>> + vreg_s4a_1p8: pm8998-smps4 {
>> + compatible = "regulator-fixed";
>> + regulator-name = "vreg_s4a_1p8";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + vin-supply = <&vph_pwr>;
>> + };
>> +
>> + disp_vci_vreg: disp_vci_vreg {
> No underscores in node names, applies to all occuences.
>
>> + compatible = "regulator-fixed";
>> + regulator-name = "disp_vci_vreg";
>> + start-delay-us = <4000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + enable-active-high;
>> + gpio = <&tlmm 99 0>;
> GPIO_ACTIVE_HIGH, applies to all occurences
>
>> + };
>> +
>> + disp_vddio_vreg: disp_vddio_vreg {
>> + compatible = "regulator-fixed";
>> + regulator-name = "disp_vddio_vreg";
>> + startup-delay-us = <4000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + enable-active-high;
>> + gpio = <&tlmm 79 0>;
>> + };
>> +
>> + gpio_keys {
>> + compatible = "gpio-keys";
>> + autorepeat;
> Not sure if you want autorepeat on the AI key.
>
>> +
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&vol_up_pin_a &ai_key_ctrl>;
>> +
>> + vol-up {
>> + label = "Volume Up";
>> + linux,code = <KEY_VOLUMEUP>;
>> + gpios = <&pm8998_gpio 6 GPIO_ACTIVE_LOW>;
>> + debounce-interval = <15>;
>> + };
>> +
>> + ai-key {
>> + label = "AI Key";
>> + linux,code = <KEY_ASSISTANT>;
>> + gpios = <&tlmm 44 GPIO_ACTIVE_LOW>;
>> + debounce-interval = <39>;
>> + };
> Sort alphabetically, please.
>
>> + };
>> +
>> + reserved-memory {
>> + rmtfs_mem: memory@...01000 {
>> + compatible = "qcom,rmtfs-mem";
>> + reg = <0 0xf6301000 0 0x200000>;
>> + no-map;
>> +
>> + qcom,client-id = <1>;
>> + qcom,vmid = <15>;
>> + };
>> +
>> + adsp_mem: memory@...00000 {
>> + reg = <0 0x8c500000 0 0x1e00000>;
>> + no-map;
>> + };
>> +
>> + wlan_msa_mem: memory@...00000 {
>> + reg = <0 0x8e300000 0 0x100000>;
>> + no-map;
>> + };
>> +
>> + mpss_region: memory@...00000 {
>> + reg = <0 0x8e400000 0 0x7800000>;
>> + no-map;
>> + };
>> +
>> + venus_mem: memory@...00000 {
>> + reg = <0 0x95c00000 0 0x500000>;
>> + no-map;
>> + };
>> +
>> + cdsp_mem: memory@...00000 {
>> + reg = <0 0x96100000 0 0x800000>;
>> + no-map;
>> + };
>> +
>> + mba_region: memory@...00000 {
>> + reg = <0 0x96900000 0 0x200000>;
>> + no-map;
>> + };
>> +
>> + slpi_mem: memory@...00000 {
>> + reg = <0 0x96b00000 0 0x1400000>;
>> + no-map;
>> + };
>> +
>> + spss_mem: memory@...00000 {
>> + reg = <0 0x97f00000 0 0x100000>;
>> + no-map;
>> + };
>> +
>> + cont_splash_region: memory@...00000 {
>> + compatible = "removed-dma-pool";
>> + reg = <0 0x9D400000 0 0x02400000>;
> Use lowercase hex, please.
>> + no-map;
>> + };
>> +
>> + ramoops: ramoops@...00000 {
>> + compatible = "ramoops";
>> + reg = <0 0xb0000000 0 0x00400000>;
> Please remove leading zeroes from the size value. Also applies to all other encounters in this file.
>
>> + record-size = <0x40000>; /*256x1024*/
> Not sure if this comment is necessary, but if you want to keep it, add spaces after the opening and before the closing.
>> + console-size = <0x40000>;
>> + ftrace-size = <0x40000>;
>> + pmsg-size = <0x200000>;
>> + ecc-size = <0x0>;
> If it's 0, remove it. Might be useful to set it to 16 though, as this memory easily gets corrupted on reboots.
>> + };
>> + };
>> +};
>> +
>> +&adsp_pas {
>> + status = "okay";
>> + firmware-name = "qcom/sdm845/xiaomi/adsp.mbn";
>> +};
>> +
>> +&apps_rsc {
>> + pm8998-rpmh-regulators {
>> + compatible = "qcom,pm8998-rpmh-regulators";
>> + qcom,pmic-id = "a";
>> + vdd-s1-supply = <&vph_pwr>;
>> + vdd-s2-supply = <&vph_pwr>;
>> + vdd-s3-supply = <&vph_pwr>;
>> + vdd-s4-supply = <&vph_pwr>;
>> + vdd-s5-supply = <&vph_pwr>;
>> + vdd-s6-supply = <&vph_pwr>;
>> + vdd-s7-supply = <&vph_pwr>;
>> + vdd-s8-supply = <&vph_pwr>;
>> + vdd-s9-supply = <&vph_pwr>;
>> + vdd-s10-supply = <&vph_pwr>;
>> + vdd-s11-supply = <&vph_pwr>;
>> + vdd-s12-supply = <&vph_pwr>;
>> + vdd-s13-supply = <&vph_pwr>;
>> + vdd-l1-l27-supply = <&vreg_s7a_1p025>;
>> + vdd-l2-l8-l17-supply = <&vreg_s3a_1p35>;
>> + vdd-l3-l11-supply = <&vreg_s7a_1p025>;
>> + vdd-l4-l5-supply = <&vreg_s7a_1p025>;
>> + vdd-l6-supply = <&vph_pwr>;
>> + vdd-l7-l12-l14-l15-supply = <&vreg_s5a_2p04>;
>> + vdd-l9-supply = <&vreg_bob>;
>> + vdd-l10-l23-l25-supply = <&vreg_bob>;
>> + vdd-l13-l19-l21-supply = <&vreg_bob>;
>> + vdd-l16-l28-supply = <&vreg_bob>;
>> + vdd-l18-l22-supply = <&vreg_bob>;
>> + vdd-l20-l24-supply = <&vreg_bob>;
>> + vdd-l26-supply = <&vreg_s3a_1p35>;
>> + vin-lvs-1-2-supply = <&vreg_s4a_1p8>;
>> +
>> + vreg_s2a_1p1: smps2 {
>> + regulator-always-on;
>> + regulator-min-microvolt = <1100000>;
>> + regulator-max-microvolt = <1100000>;
>> + };
>> +
>> + vreg_s3a_1p35: smps3 {
>> + regulator-min-microvolt = <1352000>;
>> + regulator-max-microvolt = <1352000>;
>> + };
>> +
>> + vreg_s5a_2p04: smps5 {
>> + regulator-always-on;
>> + regulator-min-microvolt = <1904000>;
>> + regulator-max-microvolt = <2040000>;
>> + };
>> +
>> + vreg_s7a_1p025: smps7 {
>> + regulator-always-on;
>> + regulator-min-microvolt = <900000>;
>> + regulator-max-microvolt = <1028000>;
>> + };
>> +
>> + vdda_ufs1_core:
>> + vreg_l1a_0p875: ldo1 {
>> + regulator-min-microvolt = <880000>;
>> + regulator-max-microvolt = <880000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l2a_0p875: ldo2 {
>> + regulator-min-microvolt = <1200000>;
>> + regulator-max-microvolt = <1200000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + regulator-always-on;
>> + };
>> +
>> + reg_l3a_0p875: ldo3 {
>> + regulator-min-microvolt = <1000000>;
>> + regulator-max-microvolt = <1000000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l5a_0p8: ldo5 {
>> + regulator-min-microvolt = <800000>;
>> + regulator-max-microvolt = <800000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l6a_1p8: ldo6 {
>> + regulator-min-microvolt = <1856000>;
>> + regulator-max-microvolt = <1856000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l7a_1p8: ldo7 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l8a_1p2: ldo8 {
>> + regulator-min-microvolt = <1200000>;
>> + regulator-max-microvolt = <1248000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l9a_2p95: ldo9 {
>> + regulator-min-microvolt = <1704000>;
>> + regulator-max-microvolt = <2928000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l10a_2p95: ldo10 {
>> + regulator-min-microvolt = <1704000>;
>> + regulator-max-microvolt = <2928000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l11a_1p05: ldo11 {
>> + regulator-min-microvolt = <1000000>;
>> + regulator-max-microvolt = <1048000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l12a_1p8: ldo12 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l13a_2p95: ldo13 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <2960000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l14a_1p8: ldo14 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l15a_1p8: ldo15 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l16a_2p7: ldo16 {
>> + regulator-min-microvolt = <2704000>;
>> + regulator-max-microvolt = <2704000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l17a_1p3: ldo17 {
>> + regulator-always-on;
>> + regulator-min-microvolt = <1304000>;
>> + regulator-max-microvolt = <1304000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l18a_2p9: ldo18 {
>> + regulator-min-microvolt = <2704000>;
>> + regulator-max-microvolt = <2960000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l19a_3p1: ldo19 {
>> + regulator-min-microvolt = <2856000>;
>> + regulator-max-microvolt = <3104000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l20a_2p95: ldo20 {
>> + regulator-min-microvolt = <2704000>;
>> + regulator-max-microvolt = <2960000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l21a_2p95: ldo21 {
>> + regulator-min-microvolt = <2704000>;
>> + regulator-max-microvolt = <2960000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l22a_3p3: ldo22 {
>> + regulator-min-microvolt = <2864000>;
>> + regulator-max-microvolt = <3312000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l23a_3p3: ldo23 {
>> + regulator-min-microvolt = <3000000>;
>> + regulator-max-microvolt = <3312000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l24a_3p075: ldo24 {
>> + regulator-min-microvolt = <3088000>;
>> + regulator-max-microvolt = <3088000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vreg_l25a_3p3: ldo25 {
>> + regulator-always-on;
>> + regulator-min-microvolt = <3000000>;
>> + regulator-max-microvolt = <3312000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + };
>> +
>> + vdda_mipi_dsi0_1p2:
>> + vdda_ufs1_1p2:
>> + vreg_l26a_1p2: ldo26 {
>> + regulator-min-microvolt = <1200000>;
>> + regulator-max-microvolt = <1200000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + regulator-boot-on;
>> + };
>> +
>> + vreg_l28a_3p0: ldo28 {
>> + regulator-min-microvolt = <2856000>;
>> + regulator-max-microvolt = <3008000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>> + regulator-always-on;
>> + };
>> +
>> + vreg_lvs1a_1p8: lvs1 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-always-on;
>> + };
>> +
>> + vreg_lvs2a_1p8: lvs2 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-always-on;
>> + };
>> + };
>> +
>> + pmi8998-rpmh-regulators {
>> + compatible = "qcom,pmi8998-rpmh-regulators";
>> + qcom,pmic-id = "b";
>> + vdd-bob-supply = <&vph_pwr>;
> Add a newline, please.
>> + vreg_bob: bob {
>> + regulator-min-microvolt = <3312000>;
>> + regulator-max-microvolt = <3600000>;
>> + regulator-initial-mode = <RPMH_REGULATOR_MODE_AUTO>;
>> + regulator-allow-bypass;
>> + };
>> + };
>> +
>> + pm8005-rpmh-regulators {
>> + compatible = "qcom,pm8005-rpmh-regulators";
>> + qcom,pmic-id = "c";
>> + vdd-s1-supply = <&vph_pwr>;
>> + vdd-s2-supply = <&vph_pwr>;
>> + vdd-s3-supply = <&vph_pwr>;
>> + vdd-s4-supply = <&vph_pwr>;
> Add a newline, please.
>> + vreg_smp3c_0p6: smps3 {
>> + regulator-min-microvolt = <600000>;
>> + regulator-max-microvolt = <600000>;
>> + regulator-always-on;
>> + };
>> + };
>> +};
>> +
>> +&cdsp_pas {
>> + status = "okay";
>> + firmware-name = "qcom/sdm845/xiaomi/cdsp.mbn";
>> +};
>> +
>> +&dsi0 {
>> + status = "okay";
>> + vdda-supply = <&vdda_mipi_dsi0_1p2>;
>> +
>> + panel@0 {
>> + compatible = "samsung,fhd-ea8076";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + reg = <0>;
>> + vddio-supply = <&vreg_l14a_1p8>;
>> + reset-gpios = <&tlmm 6 GPIO_ACTIVE_LOW>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&sde_dsi_active &sde_te_active>;
> reg
> compatible
> various properties
> #-cells
>
>> + port {
>> + samsung_fhd_ea8076_in_0: endpoint {
>> + remote-endpoint = <&dsi0_out>;
>> + };
>> + };
>> + };
>> +};
>> +
>> +&dsi0_out {
>> + remote-endpoint = <&samsung_fhd_ea8076_in_0>;
>> + data-lanes = <0 1 2 3>;
>> +};
>> +
>> +&dsi0_phy {
>> + status = "okay";
>> + vdds-supply = <&vreg_l1a_0p875>;
>> +};
>> +
>> +&gcc {
>> + protected-clocks = <GCC_QSPI_CORE_CLK>,
>> + <GCC_QSPI_CORE_CLK_SRC>,
>> + <GCC_QSPI_CNOC_PERIPH_AHB_CLK>,
>> + <GCC_LPASS_Q6_AXI_CLK>,
>> + <GCC_LPASS_SWAY_CLK>;
>> +};
>> +
>> +&gmu {
>> + status = "okay";
>> +};
>> +
>> +&gpu {
>> + status = "okay";
>> +
>> + zap-shader {
>> + memory-region = <&gpu_mem>;
>> + firmware-name = "qcom/sdm845/xiaomi/a630_zap.mbn";
>> + };
>> +};
>> +
>> +&ipa {
>> + status = "okay";
>> + memory-region = <&ipa_fw_mem>;
>> + firmware-name = "qcom/sdm845/xiaomi/ipa_fws.mbn";
>> +};
>> +
>> +&gpi_dma0 {
>> + status = "okay";
>> +};
>> +
>> +&gpi_dma1 {
>> + status = "okay";
>> +};
>> +
>> +&i2c3 {
>> + status = "okay";
>> + #dma-cells = <3>;
>> + clock-frequency = <400000>;
>> + dmas = <&gpi_dma0 0 3 QCOM_GPI_I2C>,
>> + <&gpi_dma0 1 3 QCOM_GPI_I2C>;
>> + dma-names = "tx", "rx";
> These DMA properties should be in sdm845.dtsi.
>
>> +
>> + /* NFC nq-nci @ 0x28 */
>> +
>> +};
>> +
>> +&i2c5 {
>> + status = "okay";
>> + #dma-cells = <3>;
>> + clock-frequency = <400000>;
>> + dmas = <&gpi_dma0 0 5 QCOM_GPI_I2C>,
>> + <&gpi_dma0 1 5 QCOM_GPI_I2C>;
>> + dma-names = "tx", "rx";
>> +
>> + /* Audio Codec tas2557 @ 0x4c */
>> +};
>> +
>> +&i2c10 {
>> + status = "okay";
>> + #dma-cells = <3>;
>> + clock-frequency = <400000>;
>> + dmas = <&gpi_dma1 0 2 QCOM_GPI_I2C>,
>> + <&gpi_dma1 1 2 QCOM_GPI_I2C>;
>> + dma-names = "tx", "rx";
>> +
>> + /* smb1355 charger @ 0x08, 0x0C */
> While this is not necessarily code, please keep the hex lowercase.
>
>> + /* idtp9220 wireless charger @ 0x61 */
>> +};
>> +
>> +&i2c14 {
>> + status = "okay";
>> + #dma-cells = <3>;
>> + clock-frequency = <400000>;
>> + dmas = <&gpi_dma1 0 6 QCOM_GPI_I2C>,
>> + <&gpi_dma1 1 6 QCOM_GPI_I2C>;
>> + dma-names = "tx", "rx";
>> +
>> + /* stm fts touchscreen @ 0x49 */
>> + /* focaltech touchscreen @ 0x38 */
>> + /* atmel touchscreen @ 0x4a */
>> +};
>> +
>> +&mdss {
>> + status = "okay";
>> +};
>> +
>> +&mdss_mdp {
>> + status = "okay";
>> +};
>> +
>> +&mss_pil {
>> + status = "okay";
>> + firmware-name = "qcom/sdm845/xiaomi/mba.mbn", "qcom/sdm845/xiaomi/modem.mbn";
>> +};
>> +
>> +&tlmm {
>> + sde_dsi_active: sde_dsi_active {
> No underscores in node names (between : and {, labels can have these), please.
>> + mux {
> Please drop the mux{} and config{}, you can do it like this instead:
>
> sde_dsi_active: sde-dsi-active {
> pins = "gpio6", "gpio52";
> function = "gpio";
> drive-strength = <8>;
> bias-disable;
> }
>> + pins = "gpio6", "gpio52";
>> + function = "gpio";
>> + };
>> +
>> + config {
>> + pins = "gpio6", "gpio52";
>> + drive-strength = <8>; /* 8 mA */
> These comments are not necessary, since they basically repeat what the code syntax says.
>> + bias-disable = <0>; /* no pull */
> This should be a boolean value (either bias-disable; is present or not).
>
>> + };
>> + };
>> +
>> + sde_dsi_suspend: sde_dsi_suspend {
>> + mux {
>> + pins = "gpio6", "gpio52";
>> + function = "gpio";
>> + };
>> +
>> + config {
>> + pins = "gpio6", "gpio52";
>> + drive-strength = <2>; /* 2 mA */
>> + bias-pull-down; /* PULL DOWN */
>> + };
>> + };
>> +
>> + sde_te_active: sde_te_active {
>> + mux {
>> + pins = "gpio10";
>> + function = "mdp_vsync";
>> + };
>> +
>> + config {
>> + pins = "gpio10";
>> + drive-strength = <2>; /* 2 mA */
>> + bias-pull-down; /* PULL DOWN */
>> + };
>> + };
>> +
>> + sde_te_suspend: sde_te_suspend {
>> + mux {
>> + pins = "gpio10";
>> + function = "mdp_vsync";
>> + };
>> +
>> + config {
>> + pins = "gpio10";
>> + drive-strength = <2>; /* 2 mA */
>> + bias-pull-down; /* PULL DOWN */
>> + };
>> + };
>> +
>> + ai_key_ctrl: ai_key_ctrl {
>> + mux {
>> + pins = "gpio44";
>> + function = "gpio";
>> + };
>> + config {
>> + pins = "gpio44";
>> + drive-strength = <2>; /* 2 mA */
>> + bias-pull-up; /* PULL UP */
>> + input-enable;
>> + };
>> + };
>> +};
>> +
>> +&pm8998_gpio {
>> + vol_up_pin_a: vol-up-active {
>> + pins = "gpio6";
>> + function = "normal";
>> + input-enable;
>> + bias-pull-up;
>> + qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>;
>> + };
>> +};
>> +
>> +&pm8998_pon {
>> + resin {
> This definition should be moved to pm8998.dtsi (check how it's done on for example sm8350-sagami and pmk8350).
>
>> + compatible = "qcom,pm8941-resin";
>> + interrupts = <0x0 0x8 1 IRQ_TYPE_EDGE_BOTH>;
>> + debounce = <15625>;
>> + bias-pull-up;
>> + linux,code = <KEY_VOLUMEDOWN>;
>> + };
>> +};
>> +
>> +&qupv3_id_0 {
>> + status = "okay";
>> +};
>> +
>> +&qupv3_id_1 {
>> + status = "okay";
>> +};
>> +
>> +&tlmm {
>> + gpio-reserved-ranges = <0 4>, <81 4>;
>> +};
>> +
>> +&uart9 {
>> + status = "okay";
>> +};
> Uart9 goes after uart6.
>
>> +
>> +&uart6 {
>> + status = "okay";
>> +
>> + bluetooth: bluetooth {
>> + compatible = "qcom,wcn3990-bt";
>> + vddio-supply = <&vreg_s4a_1p8>;
>> + vddxo-supply = <&vreg_l7a_1p8>;
>> + vddrf-supply = <&vreg_l17a_1p3>;
>> + vddch0-supply = <&vreg_l25a_3p3>;
>> + max-speed = <3200000>;
>> + };
>> +};
>> +
>> +
>> +&usb_1 {
>> + status = "okay";
>> +
>> + /* We'll use this as USB 2.0 only */
>> + qcom,select-utmi-as-pipe-clk;
>> +};
>> +
>> +&usb_1_dwc3 {
>> + dr_mode = "peripheral";
>> +
>> + /* fastest mode for USB 2 */
>> + maximum-speed = "high-speed";
>> +
>> + /* Remove USB3 phy */
>> + phys = <&usb_1_hsphy>;
>> + phy-names = "usb2-phy";
>> +};
>> +
>> +&usb_1_hsphy {
>> + status = "okay";
>> +
>> + vdd-supply = <&vreg_l1a_0p875>;
>> + vdda-pll-supply = <&vreg_l12a_1p8>;
>> + vdda-phy-dpdm-supply = <&vreg_l24a_3p075>;
>> +
>> + qcom,imp-res-offset-value = <8>;
>> + qcom,hstx-trim-value = <QUSB2_V2_HSTX_TRIM_21_6_MA>;
>> + qcom,preemphasis-level = <QUSB2_V2_PREEMPHASIS_5_PERCENT>;
>> + qcom,preemphasis-width = <QUSB2_V2_PREEMPHASIS_WIDTH_HALF_BIT>;
>> +};
>> +
>> +&usb_1_qmpphy {
>> + status = "okay";
>> +
>> + vdda-phy-supply = <&vreg_l26a_1p2>;
>> + vdda-pll-supply = <&vreg_l1a_0p875>;
>> +};
>> +
>> +&venus {
> This one is not sorted properly.
>
>> + status = "okay";
>> + firmware-name = "qcom/sdm845/xiaomi/venus.mbn";
>> +};
>> +
>> +&ufs_mem_hc {
>> + status = "okay";
>> + reset-gpios = <&tlmm 150 GPIO_ACTIVE_LOW>;
>> + vcc-supply = <&vreg_l20a_2p95>;
>> + vcc-max-microamp = <800000>;
>> +};
>> +
>> +&ufs_mem_phy {
>> + status = "okay";
>> + vdda-phy-supply = <&vdda_ufs1_core>;
>> + vdda-pll-supply = <&vdda_ufs1_1p2>;
>> +};
>> +
>> +&wifi {
>> + status = "okay";
>> +
>> + vdd-0.8-cx-mx-supply = <&vreg_l5a_0p8>;
>> + vdd-1.8-xo-supply = <&vreg_l7a_1p8>;
>> + vdd-1.3-rfa-supply = <&vreg_l17a_1p3>;
>> + vdd-3.3-ch0-supply = <&vreg_l25a_3p3>;
>> + vdd-3.3-ch1-supply = <&vreg_l23a_3p3>;
>> +};
>> +
>> +/* PINCTRL - additions to nodes defined in sdm845.dtsi */
> This comment is superfluous.
>
>> +&qup_uart6_default {
>> + pinmux {
>> + pins = "gpio45", "gpio46", "gpio47", "gpio48";
>> + function = "qup6";
>> + };
> I'll let this instance of pinmux{} slip through, as it'd require more changes on the SoC DTSI side and also possibly in other devices' trees. I'll send a patch cleaning up sdm845* soon.
>> +
>> + cts {
>> + pins = "gpio45";
>> + bias-disable;
>> + };
>> +
>> + rts-tx {
>> + pins = "gpio46", "gpio47";
>> + drive-strength = <2>;
>> + bias-disable;
>> + };
>> +
>> + rx {
>> + pins = "gpio48";
>> + bias-pull-up;
>> + };
>> +};
I'll fix the commit and resend v2 later, thanks for your reply!
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