Skip to content

Commit

Permalink
arm64: dts: qcom: Add Xiaomi Libra (Mi 4C) device tree
Browse files Browse the repository at this point in the history 
This commit adds support for the Xiaomi Libra (Mi 4C)
smartphone. It's based on the Qualcomm msm8992 SoC.

It currently supports:
* Screen console from bootloader
* SDHCI
* Regulator configuration
* Serial console
* I2C

Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-13-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
  • Loading branch information
Konrad Dybcio authored and Bjorn Andersson committed Jul 28, 2020
1 parent 75c8a10 commit 0f5cdb3
Show file tree
Hide file tree
Showing 2 changed files with 365 additions and 0 deletions.
1 change: 1 addition & 0 deletions arch/arm64/boot/dts/qcom/Makefile
View file
Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ dtb-$(CONFIG_ARCH_QCOM) += msm8916-longcheer-l8150.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8916-samsung-a3u-eur.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8916-samsung-a5u-eur.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8992-bullhead-rev-101.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8992-xiaomi-libra.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8994-angler-rev-101.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8994-sony-xperia-kitakami-sumire.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8996-mtp.dtb
Expand Down
364 changes: 364 additions & 0 deletions arch/arm64/boot/dts/qcom/msm8992-xiaomi-libra.dts
View file
Original file line number Diff line number Diff line change
@@ -0,0 +1,364 @@
// SPDX-License-Identifier: BSD-3-Clause
/*
* Copyright (c) 2020, Konrad Dybcio
*/

/dts-v1/;

#include "msm8992.dtsi"
#include "pm8994.dtsi"
#include "pmi8994.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/gpio-keys.h>

/ {
model = "Xiaomi Mi 4C";
compatible = "xiaomi,libra", "qcom,msm8992";
/* required for bootloader to select correct board */
qcom,msm-id = <251 0 252 0>;
qcom,pmic-id = <65545 65546 0 0>;
qcom,board-id = <12 0>;

/* This enables graphical output via bootloader-enabled display */
chosen {
bootargs = "earlycon=tty0 console=tty0";

#address-cells = <2>;
#size-cells = <2>;
ranges;

framebuffer0: framebuffer@3404000 {
status= "okay";
compatible = "simple-framebuffer";
reg = <0 0x3404000 0 (1080 * 1920 * 3)>;
width = <1080>;
height = <1920>;
stride = <(1080 * 3)>;
format = "r8g8b8";
};
};

gpio_keys {
compatible = "gpio-keys";
input-name = "gpio-keys";
#address-cells = <1>;
#size-cells = <0>;
autorepeat;

button@0 {
label = "Volume Up";
gpios = <&pm8994_gpios 3 GPIO_ACTIVE_LOW>;
linux,input-type = <1>;
linux,code = <KEY_VOLUMEUP>;
wakeup-source;
debounce-interval = <15>;
};
};

reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;

/* This is for getting crash logs using Android downstream kernels */
ramoops@dfc00000 {
compatible = "ramoops";
reg = <0x0 0xdfc00000 0x0 0x40000>;
console-size = <0x10000>;
record-size = <0x10000>;
ftrace-size = <0x10000>;
pmsg-size = <0x20000>;
};

continuous_splash: framebuffer@3401000{
reg = <0x0 0x3401000 0x0 0x2200000>;
no-map;
};

dfps_data_mem: dfps_data_mem@3400000 {
reg = <0x0 0x3400000 0x0 0x1000>;
no-map;
};

peripheral_region: peripheral_region@7400000 {
reg = <0x0 0x7400000 0x0 0x1c00000>;
no-map;
};

modem_region: modem_region@9000000 {
reg = <0x0 0x9000000 0x0 0x5a00000>;
no-map;
};

tzapp: modem_region@ea00000 {
reg = <0x0 0xea00000 0x0 0x1900000>;
no-map;
};
};
};

&blsp_i2c2 {
status = "okay";

/* Atmel or Synaptics touchscreen */
};

&blsp_i2c5 {
status = "okay";

/* Silabs si4705 FM transmitter */
};

&blsp_i2c6 {
status = "okay";

/* NCI NFC,
* TI USB320 Type-C controller,
* Pericom 30216a USB (de)mux switch
*/
};

&blsp_i2c7 {
status = "okay";

/* cm36686 proximity and ambient light sensor */
};

&blsp_i2c13 {
status = "okay";

/* ST lsm6db0 gyro/accelerometer */
};

&blsp2_uart2 {
status = "okay";
};

&rpm_requests {
pm8994-regulators {
compatible = "qcom,rpm-pm8994-regulators";

vdd_l1-supply = <&pm8994_s7>;
vdd_l2_26_28-supply = <&pm8994_s3>;
vdd_l3_11-supply = <&pm8994_s3>;
vdd_l4_27_31-supply = <&pm8994_s3>;
vdd_l5_7-supply = <&pm8994_s3>;
vdd_l6_12_32-supply = <&pm8994_s5>;
vdd_l8_16_30-supply = <&vreg_vph_pwr>;
vdd_l9_10_18_22-supply = <&vreg_vph_pwr>;
vdd_l13_19_23_24-supply = <&vreg_vph_pwr>;
vdd_l14_15-supply = <&pm8994_s5>;
vdd_l17_29-supply = <&vreg_vph_pwr>;
vdd_l20_21-supply = <&vreg_vph_pwr>;
vdd_l25-supply = <&pm8994_s5>;
vdd_lvs1_2 = <&pm8994_s4>;

pm8994_s1: s1 {
/* unused */
status = "disabled";
};

pm8994_s2: s2 {
/* unused */
status = "disabled";
};

pm8994_s3: s3 {
regulator-min-microvolt = <1300000>;
regulator-max-microvolt = <1300000>;
};

pm8994_s4: s4 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-allow-set-load;
regulator-always-on;
regulator-system-load = <325000>;
};

pm8994_s5: s5 {
regulator-min-microvolt = <2150000>;
regulator-max-microvolt = <2150000>;
};

pm8994_s7: s7 {
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
};

pm8994_l1: l1 {
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
};

pm8994_l2: l2 {
regulator-min-microvolt = <1250000>;
regulator-max-microvolt = <1250000>;
};

pm8994_l3: l3 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
};

pm8994_l4: l4 {
regulator-min-microvolt = <1225000>;
regulator-max-microvolt = <1225000>;
};

pm8994_l5: l5 {
/* unused */
status = "disabled";
};

pm8994_l6: l6 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};

pm8994_l7: l7 {
/* unused */
status = "disabled";
};

pm8994_l8: l8 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};

pm8994_l9: l9 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};

pm8994_l10: l10 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};

pm8994_l11: l11 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
};

pm8994_l12: l12 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};

pm8994_l13: l13 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <2950000>;
};

pm8994_l14: l14 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};

pm8994_l15: l15 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};

pm8994_l16: l16 {
regulator-min-microvolt = <2700000>;
regulator-max-microvolt = <2700000>;
};

pm8994_l17: l17 {
regulator-min-microvolt = <2700000>;
regulator-max-microvolt = <2700000>;
};

pm8994_l18: l18 {
regulator-min-microvolt = <2850000>;
regulator-max-microvolt = <2850000>;
regulator-always-on;
};

pm8994_l19: l19 {
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};

pm8994_l20: l20 {
regulator-min-microvolt = <2950000>;
regulator-max-microvolt = <2950000>;
regulator-always-on;
regulator-boot-on;
regulator-allow-set-load;
regulator-system-load = <570000>;
};

pm8994_l21: l21 {
regulator-min-microvolt = <2950000>;
regulator-max-microvolt = <2950000>;
regulator-always-on;
};

pm8994_l22: l22 {
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
};

pm8994_l23: l23 {
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};

pm8994_l24: l24 {
regulator-min-microvolt = <3075000>;
regulator-max-microvolt = <3150000>;
};

pm8994_l25: l25 {
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
};

pm8994_l26: l26 {
regulator-min-microvolt = <987500>;
regulator-max-microvolt = <987500>;

};

pm8994_l27: l27 {
regulator-min-microvolt = <1050000>;
regulator-max-microvolt = <1050000>;
};

pm8994_l28: l28 {
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
};

pm8994_l29: l29 {
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};

pm8994_l30: l30 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};

pm8994_l31: l31 {
regulator-min-microvolt = <1262500>;
regulator-max-microvolt = <1262500>;
};

pm8994_l32: l32 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
};
};

&sdhc_1 {
status = "okay";

mmc-hs400-1_8v;
vmmc-supply = <&pm8994_l20>;
vqmmc-supply = <&pm8994_s4>;
};

0 comments on commit 0f5cdb3

Please sign in to comment.