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Message-ID: <afcb9378-f331-df8c-ced5-1c10999f5fb8@linaro.org>
Date: Fri, 16 Dec 2022 12:32:17 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Lux Aliaga <they@...t.lgbt>, Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Kees Cook <keescook@...omium.org>,
Tony Luck <tony.luck@...el.com>,
"Guilherme G. Piccoli" <gpiccoli@...lia.com>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH v4 4/4] arm64: dts: qcom: sm6125: Initial support for
xiaomi-laurel-sprout
On 15.12.2022 20:04, Lux Aliaga wrote:
> Adds 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 | 254 ++++++++++++++++++
> 2 files changed, 255 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 3e79496292e7..2b2a0170db14 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -157,6 +157,7 @@ dtb-$(CONFIG_ARCH_QCOM) += sdm850-lenovo-yoga-c630.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sdm850-samsung-w737.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sm4250-oneplus-billie2.dtb
> dtb-$(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-$(CONFIG_ARCH_QCOM) += sm6375-sony-xperia-murray-pdx225.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sm7225-fairphone-fp4.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..86e1ec47bf5e
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sm6125-xiaomi-laurel-sprout.dts
> @@ -0,0 +1,254 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +/*
> + * Copyright (c) 2022, Lux Aliaga <they@...t.lgbt>
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/input/gpio-keys.h>
> +#include "sm6125.dtsi"
> +
> +/ {
> + model = "Xiaomi Mi A3";
> + compatible = "xiaomi,laurel-sprout", "qcom,sm6125";
> + chassis-type = "handset";
> +
> + /* required for bootloader to select correct board */
> + qcom,msm-id = <394 0>; /* sm6125 v0 */
Unless you have a prototype device, this is not correct.
Please run `cat /sys/bus/soc/devices/soc0/revision` and confirm
which revision is used on your phone.
> + qcom,board-id = <11 0>;
> +
> + 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: usb-id {
'r' < 'u', usb-id should go after reserved-memory.
> + compatible = "linux,extcon-usb-gpio";
> + id-gpio = <&tlmm 102 GPIO_ACTIVE_HIGH>;
> + };
> +
> + reserved-memory {
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + debug_mem: memory@...00000 {
Memory node names should be more specific, for example
debug@ instead of memory@.
Konrad
> + 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;
> + };
> + };
> +};
> +
> +
> +&hsusb_phy1 {
> + status = "okay";
> +};
> +
> +&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>;
> + };
> + };
> +};
> +
> +&sdc2_off_state {
> + sd-cd-pins {
> + pins = "gpio98";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +};
> +
> +&sdc2_on_state {
> + sd-cd-pins {
> + pins = "gpio98";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-pull-up;
> + };
> +};
> +
> +&tlmm {
> + gpio-reserved-ranges = <22 2>, <28 6>;
> +};
> +
> +&ufs_mem_hc {
> + vcc-supply = <&vreg_l24a>;
> + vccq2-supply = <&vreg_l11a>;
> + vcc-max-microamp = <600000>;
> + vccq2-max-microamp = <600000>;
> +
> + status = "okay";
> +};
> +
> +&ufs_mem_phy {
> + vdda-phy-supply = <&vreg_l4a>;
> + vdda-pll-supply = <&vreg_l10a>;
> + vdda-phy-max-microamp = <51400>;
> + vdda-pll-max-microamp = <14200>;
> + vddp-ref-clk-supply = <&vreg_l18a>;
> +
> + status = "okay";
> +};
> +
> +&usb3 {
> + status = "okay";
> +};
> +
> +&usb3_dwc3 {
> + extcon = <&extcon_usb>;
> +};
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