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Date: Wed, 14 Dec 2022 14:26:07 -0300
From: Lux Aliaga <they@...t.lgbt>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc: Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...ainline.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Kees Cook <keescook@...omium.org>,
Anton Vorontsov <anton@...msg.org>,
Colin Cross <ccross@...roid.com>,
Tony Luck <tony.luck@...el.com>, linux-arm-msm@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] arm64: dts: qcom: sm6125: Initial support for
xiaomi-laurel_sprout
I'm a bit confused at the "Node name: usb-id" comment. Should I change
"extcon_usb" or "extcon-usb" to usb-id?
On 14/12/2022 06:52, Krzysztof Kozlowski wrote:
> On 14/12/2022 10:33, Lux Aliaga wrote:
>> This commit implements support for the Xiaomi Mi A3
>> (xiaomi-laurel_sprout). Here's a summary on what's working.
>>
>> - dmesg output to bootloader preconfigured display
>> - USB
>> - UFS
>> - SMD RPM regulators
>>
>> Signed-off-by: Lux Aliaga <they@...t.lgbt>
>> ---
>> arch/arm64/boot/dts/qcom/Makefile | 1 +
>> .../dts/qcom/sm6125-xiaomi-laurel_sprout.dts | 251 ++++++++++++++++++
>> 2 files changed, 252 insertions(+)
>> create mode 100644 arch/arm64/boot/dts/qcom/sm6125-xiaomi-laurel_sprout.dts
>>
>> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
>> index d7669a7cee9f..7b4fbb4cbb84 100644
>> --- a/arch/arm64/boot/dts/qcom/Makefile
>> +++ b/arch/arm64/boot/dts/qcom/Makefile
>> @@ -140,6 +140,7 @@ dtb-$(CONFIG_ARCH_QCOM) += sdm845-shift-axolotl.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += sdm850-lenovo-yoga-c630.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += sdm850-samsung-w737.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += sm6125-sony-xperia-seine-pdx201.dtb
>> +dtb-$(CONFIG_ARCH_QCOM) += sm6125-xiaomi-laurel_sprout.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += sm6350-sony-xperia-lena-pdx213.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += sm7225-fairphone-fp4.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += sm8150-hdk.dtb
>> diff --git a/arch/arm64/boot/dts/qcom/sm6125-xiaomi-laurel_sprout.dts b/arch/arm64/boot/dts/qcom/sm6125-xiaomi-laurel_sprout.dts
>> new file mode 100644
>> index 000000000000..edc5f13bae28
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/sm6125-xiaomi-laurel_sprout.dts
>> @@ -0,0 +1,251 @@
>> +// SPDX-License-Identifier: BSD-3-Clause
>> +/*
>> + * Copyright (c) 2022, Lux Aliaga <they@...t.lgbt>
>> + */
>> +
>> +/dts-v1/;
>> +
>> +#include "sm6125.dtsi"
>> +#include <dt-bindings/gpio/gpio.h>
>> +#include <dt-bindings/input/input.h>
>> +#include <dt-bindings/input/gpio-keys.h>
>> +
>> +/ {
>> + /* required for bootloader to select correct board */
>> + qcom,msm-id = <0x18a 0x00>; /* sm6125 v1 */
>> + qcom,board-id = <0x0b 0x00>;
>> +
>> + model = "Xiaomi Mi A3";
>> + compatible = "xiaomi,laurel_sprout", "qcom,sm6125";
>> + chassis-type = "handset";
>> +
>> + chosen {
>> + #address-cells = <2>;
>> + #size-cells = <2>;
>> + ranges;
>> +
>> + framebuffer0: framebuffer@...00000 {
>> + compatible = "simple-framebuffer";
>> + reg = <0 0x5c000000 0 (1560 * 720 * 4)>;
>> + width = <720>;
>> + height = <1560>;
>> + stride = <(720 * 4)>;
>> + format = "a8r8g8b8";
>> + };
>> + };
>> +
>> + extcon_usb: extcon-usb {
> Node name: usb-id
>
>> + compatible = "linux,extcon-usb-gpio";
>> + id-gpio = <&tlmm 102 GPIO_ACTIVE_HIGH>;
>> + };
>> +
>> + reserved_memory {
> No underscores in node names. Use same node name as other boards, don't
> invent own stuff.
>
>> + #address-cells = <2>;
>> + #size-cells = <2>;
>> + debug_mem: memory@...00000 {
>> + reg = <0x0 0xffb00000 0x0 0xc0000>;
>> + no-map;
>> + };
>> +
>> + last_log_mem: memory@...c0000 {
>> + reg = <0x0 0xffbc0000 0x0 0x80000>;
>> + no-map;
>> + };
>> +
>> + pstore_mem: ramoops@...00000 {
>> + compatible = "ramoops";
>> + reg = <0x0 0xffc40000 0x0 0xc0000>;
>> + record-size = <0x1000>;
>> + console-size = <0x40000>;
>> + msg-size = <0x20000 0x20000>;
>> + };
>> +
>> + cmdline_mem: memory@...00000 {
>> + reg = <0x0 0xffd40000 0x0 0x1000>;
>> + no-map;
>> + };
>> + };
>> +};
>> +
>> +&rpm_requests {
>> + regulators-0 {
>> + compatible = "qcom,rpm-pm6125-regulators";
>> +
>> + vreg_s6a: s6 {
>> + regulator-min-microvolt = <936000>;
>> + regulator-max-microvolt = <1422000>;
>> + };
>> +
>> + vreg_l1a: l1 {
>> + regulator-min-microvolt = <1200000>;
>> + regulator-max-microvolt = <1256000>;
>> + };
>> +
>> + vreg_l2a: l2 {
>> + regulator-min-microvolt = <1000000>;
>> + regulator-max-microvolt = <1056000>;
>> + };
>> +
>> + vreg_l3a: l3 {
>> + regulator-min-microvolt = <1000000>;
>> + regulator-max-microvolt = <1064000>;
>> + };
>> +
>> + vreg_l4a: l4 {
>> + regulator-min-microvolt = <872000>;
>> + regulator-max-microvolt = <976000>;
>> + };
>> +
>> + vreg_l5a: l5 {
>> + regulator-min-microvolt = <1648000>;
>> + regulator-max-microvolt = <3104000>;
>> + };
>> +
>> + vreg_l6a: l6 {
>> + regulator-min-microvolt = <576000>;
>> + regulator-max-microvolt = <656000>;
>> + };
>> +
>> + vreg_l7a: l7 {
>> + regulator-min-microvolt = <872000>;
>> + regulator-max-microvolt = <976000>;
>> + };
>> +
>> + vreg_l8a: l8 {
>> + regulator-min-microvolt = <400000>;
>> + regulator-max-microvolt = <728000>;
>> + };
>> +
>> + vreg_l9a: l9 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1896000>;
>> + };
>> +
>> + vreg_l10a: l10 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1896000>;
>> + };
>> +
>> + vreg_l11a: l11 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1952000>;
>> + };
>> +
>> + vreg_l12a: l12 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1996000>;
>> + };
>> +
>> + vreg_l13a: l13 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1832000>;
>> + };
>> +
>> + vreg_l14a: l14 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1904000>;
>> + };
>> +
>> + vreg_l15a: l15 {
>> + regulator-min-microvolt = <3104000>;
>> + regulator-max-microvolt = <3232000>;
>> + };
>> +
>> + vreg_l16a: l16 {
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1904000>;
>> + };
>> +
>> + vreg_l17a: l17 {
>> + regulator-min-microvolt = <1248000>;
>> + regulator-max-microvolt = <1304000>;
>> + };
>> +
>> + vreg_l18a: l18 {
>> + regulator-min-microvolt = <1200000>;
>> + regulator-max-microvolt = <1264000>;
>> + };
>> +
>> + vreg_l19a: l19 {
>> + regulator-min-microvolt = <1648000>;
>> + regulator-max-microvolt = <2952000>;
>> + };
>> +
>> + vreg_l20a: l20 {
>> + regulator-min-microvolt = <1648000>;
>> + regulator-max-microvolt = <2952000>;
>> + };
>> +
>> + vreg_l21a: l21 {
>> + regulator-min-microvolt = <2600000>;
>> + regulator-max-microvolt = <2856000>;
>> + };
>> +
>> + vreg_l22a: l22 {
>> + regulator-min-microvolt = <2944000>;
>> + regulator-max-microvolt = <3304000>;
>> + };
>> +
>> + vreg_l23a: l23 {
>> + regulator-min-microvolt = <3000000>;
>> + regulator-max-microvolt = <3400000>;
>> + };
>> +
>> + vreg_l24a: l24 {
>> + regulator-min-microvolt = <2944000>;
>> + regulator-max-microvolt = <3304000>;
>> + };
>> + };
>> +};
>> +
>> +&hsusb_phy1 {
>> + status = "okay";
>> +};
>> +
>> +
>> +&sdc2_off_state {
>> + sd-cd {
> Does not look like you tested the DTS against bindings. Please run `make
> dtbs_check` (see Documentation/devicetree/bindings/writing-schema.rst
> for instructions).
>
> that's missing -pins suffix but most likely it does not match other DTS
> neither. So probably was based on some old kernel.
>
>> + pins = "gpio98";
>> + bias-disable;
>> + drive-strength = <2>;
>> + };
>> +};
>> +
>> +&sdc2_on_state {
>> + sd-cd {
> Same problems.
>
>> + pins = "gpio98";
>> + bias-pull-up;
>> + drive-strength = <2>;
>> + };
>> +};
> Best regards,
> Krzysztof
>
--
Lux Aliaga
https://nixgoat.me/
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