// SPDX-License-Identifier: BSD-3-Clause
/*
* Copyright (c) 2020, Konrad Dybcio <konrad.dybcio@somainline.org>
*/
#include "msm8994.dtsi"
#include "pm8994.dtsi"
#include "pmi8994.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/gpio-keys.h>
/ {
/* required for bootloader to select correct board */
/*
* We support MSM8994 v2 (0x20000) and v2.1 (0x20001).
* The V1 chip (0x0 and 0x10000) is significantly different
* and requires driver-side changes (including CPR, be warned!!).
* Besides that, it's very rare.
*/
qcom,msm-id = <207 0x20000>, <207 0x20001>;
/* We only use pm8994+pmi8994. */
qcom,pmic-id = <0x10009 0x1000a 0x00 0x00>;
/* This property is shared across all kitakami devices. */
qcom,board-id = <8 0>;
/* Kitakami firmware doesn't support PSCI */
/delete-node/ psci;
gpio-keys {
compatible = "gpio-keys";
autorepeat;
button-0 {
label = "Volume Down";
gpios = <&pm8994_gpios 2 GPIO_ACTIVE_LOW>;
linux,input-type = <1>;
linux,code = <KEY_VOLUMEDOWN>;
wakeup-source;
debounce-interval = <15>;
};
button-1 {
label = "Volume Up";
gpios = <&pm8994_gpios 3 GPIO_ACTIVE_LOW>;
linux,input-type = <1>;
linux,code = <KEY_VOLUMEUP>;
wakeup-source;
debounce-interval = <15>;
};
button-2 {
label = "Camera Snapshot";
gpios = <&pm8994_gpios 4 GPIO_ACTIVE_LOW>;
linux,input-type = <1>;
linux,code = <KEY_CAMERA>;
wakeup-source;
debounce-interval = <15>;
};
button-3 {
label = "Camera Focus";
gpios = <&pm8994_gpios 5 GPIO_ACTIVE_LOW>;
linux,input-type = <1>;
linux,code = <KEY_VOLUMEUP>;
wakeup-source;
debounce-interval = <15>;
};
};
reserved-memory {
/* This is for getting crash logs using Android downstream kernels */
ramoops@1fe00000 {
compatible = "ramoops";
reg = <0 0x1fe00000 0 0x200000>;
console-size = <0x100000>;
record-size = <0x10000>;
ftrace-size = <0x10000>;
pmsg-size = <0x80000>;
};
fb_region: fb_region@40000000 {
reg = <0 0x40000000 0 0x1000000>;
no-map;
};
tzapp: memory@c7800000 {
reg = <0 0xc7800000 0 0x1900000>;
no-map;
};
};
};
&blsp1_spi1 {
status = "okay";
/* FPC fingerprint reader */
};
/* I2C1 is disabled on this board */
&blsp1_i2c2 {
status = "okay";
clock-frequency = <355000>;
/* NXP PN547 NFC */
};
&blsp1_i2c6 {
status = "okay";
clock-frequency = <355000>;
touchscreen: rmi4-i2c-dev@2c {
compatible = "syna,rmi4-i2c";
reg = <0x2c>;
#address-cells = <1>;
#size-cells = <0>;
interrupt-parent = <&tlmm>;
interrupts = <42 IRQ_TYPE_EDGE_FALLING>;
pinctrl-names = "default";
pinctrl-0 = <&ts_int_active &ts_reset_active>;
vdd-supply = <&pm8994_l22>;
vio-supply = <&pm8994_s4>;
syna,reset-delay-ms = <220>;
syna,startup-delay-ms = <220>;
rmi4-f01@1 {
reg = <0x01>;
syna,nosleep-mode = <1>;
};
rmi4-f11@11 {
reg = <0x11>;
syna,sensor-type = <1>;
};
};
};
&blsp1_uart2 {
status = "okay";
};
&blsp2_i2c5 {
status = "okay";
clock-frequency = <355000>;
/* sii8620 HDMI/MHL bridge */
};
&blsp2_uart2 {
status = "okay";
};
/*
* Kitakami bootloader only turns cont_splash on when it detects
* specific downstream MDSS/backlight nodes in the active DTB.
* One way to use that framebuffer is to load a secondary instance of
* LK with the downstream DTB appended and then, only from there, load
* mainline Linux.
*/
&cont_splash_mem {
reg = <0 0x03401000 0 0x2200000>;
};
&pmi8994_spmi_regulators {
/*
* Yeah, this one *is* managed by RPMPD, but also needs
* to be hacked up as a-o due to the GPU device only accepting a single
* power domain.. which still isn't enough and forces us to bind
* OXILI_CX and OXILI_GX together!
*/
vdd_gfx: s2 {
regulator-name = "VDD_GFX";
regulator-min-microvolt = <980000>;
regulator-max-microvolt = <980000>;
/* hack until we rig up the gpu consumer */
regulator-always-on;
};
};
&rpm_requests {
/* PMI8994 should probe first, because pmi8994_bby supplies some of PM8994's regulators */
pmi8994_regulators: regulators-0 {
compatible = "qcom,rpm-pmi8994-regulators";
vdd_s1-supply = <&vph_pwr>;
vdd_bst_byp-supply = <&vph_pwr>;
pmi8994_s1: s1 {
regulator-min-microvolt = <1025000>;
regulator-max-microvolt = <1025000>;
};
/* S2 & S3 - VDD_GFX */
pmi8994_bby: boost-bypass {
regulator-min-microvolt = <3150000>;
regulator-max-microvolt = <3600000>;
};
};
pm8994_regulators: regulators-1 {
compatible = "qcom,rpm-pm8994-regulators";
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_l1-supply = <&pmi8994_s1>;
vdd_l2_l26_l28-supply = <&pm8994_s3>;
vdd_l3_l11-supply = <&pm8994_s3>;
vdd_l4_l27_l31-supply = <&pm8994_s3>;
vdd_l6_l12_l32-supply = <&pm8994_s5>;
vdd_l8_l16_l30-supply = <&vph_pwr>;
vdd_l9_l10_l18_l22-supply = <&pmi8994_bby>;
vdd_l13_l19_l23_l24-supply = <&pmi8994_bby>;
vdd_l14_l15-supply = <&pm8994_s5>;
vdd_l17_l29-supply = <&pmi8994_bby>;
vdd_l20_l21-supply = <&pmi8994_bby>;
vdd_l25-supply = <&pm8994_s3>;
vdd_lvs1_2-supply = <&pm8994_s4>;
/* S1, S2, S6 and S12 are managed by RPMPD */
pm8994_s3: s3 {
regulator-min-microvolt = <1300000>;
regulator-max-microvolt = <1300000>;
};
pm8994_s4: s4 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-system-load = <325000>;
regulator-allow-set-load;
regulator-always-on;
};
pm8994_s5: s5 {
regulator-min-microvolt = <2150000>;
regulator-max-microvolt = <2150000>;
};
pm8994_s7: s7 {
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
};
/*
* S8 - SPMI-managed VDD_APC0
* S9, S10 and S11 (the main one) - SPMI-managed VDD_APC1
*/
pm8994_l1: l1 {
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
};
pm8994_l2: l2 {
regulator-min-microvolt = <1250000>;
regulator-max-microvolt = <1250000>;
regulator-system-load = <10000>;
regulator-allow-set-load;
};
pm8994_l3: l3 {
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-boot-on;
};
pm8994_l4: l4 {
regulator-min-microvolt = <1225000>;
regulator-max-microvolt = <1225000>;
};
/* L5 is inaccessible from RPM */
pm8994_l6: l6 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
/* L7 is inaccessible from RPM */
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>;
regulator-system-load = <10000>;
regulator-allow-set-load;
};
pm8994_l13: l13 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <2950000>;
};
pm8994_l14: l14 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-system-load = <10000>;
regulator-allow-set-load;
regulator-boot-on;
};
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 = <2200000>;
regulator-max-microvolt = <2200000>;
regulator-boot-on;
};
pm8994_l18: l18 {
regulator-min-microvolt = <2850000>;
regulator-max-microvolt = <2850000>;
regulator-always-on;
regulator-boot-on;
};
pm8994_l19: l19 {
regulator-min-microvolt = <2850000>;
regulator-max-microvolt = <2850000>;
regulator-boot-on;
};
pm8994_l20: l20 {
regulator-min-microvolt = <2950000>;
regulator-max-microvolt = <2950000>;
regulator-system-load = <570000>;
regulator-allow-set-load;
};
pm8994_l21: l21 {
regulator-min-microvolt = <2950000>;
regulator-max-microvolt = <2950000>;
regulator-system-load = <800000>;
regulator-allow-set-load;
};
pm8994_l22: l22 {
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-boot-on;
};
pm8994_l23: l23 {
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
regulator-boot-on;
};
pm8994_l24: l24 {
regulator-min-microvolt = <3075000>;
regulator-max-microvolt = <3150000>;
};
pm8994_l25: l25 {
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-boot-on;
};
pm8994_l26: l26 {
regulator-min-microvolt = <987500>;
regulator-max-microvolt = <987500>;
};
pm8994_l27: l27 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-boot-on;
};
pm8994_l28: l28 {
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-system-load = <10000>;
regulator-allow-set-load;
};
pm8994_l29: l29 {
regulator-min-microvolt = <2700000>;
regulator-max-microvolt = <2700000>;
regulator-boot-on;
};
pm8994_l30: l30 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
};
pm8994_l31: l31 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-system-load = <10000>;
regulator-allow-set-load;
};
pm8994_l32: l32 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
pm8994_lvs1: lvs1 {
regulator-boot-on;
};
pm8994_lvs2: lvs2 {
regulator-boot-on;
};
};
};
&sdhc1 {
/*
* There is an issue with the eMMC causing permanent
* damage to the card if a quirk isn't addressed.
* Until it's fixed, disable the MMC so as not to brick
* devices.
*/
status = "disabled";
/*
* Downstream pushes 2.95V to the sdhci device,
* but upstream driver REALLY wants to make vmmc 1.8v
* cause of the hs400-1_8v mode. MMC works fine without
* that regulator, so let's not use it for now.
* vqmmc is also disabled cause driver stll complains.
*
* vmmc-supply = <&pm8994_l20>;
* vqmmc-supply = <&pm8994_s4>;
*/
};
&sdhc2 {
status = "okay";
cd-gpios = <&tlmm 100 GPIO_ACTIVE_HIGH>;
vmmc-supply = <&pm8994_l21>;
vqmmc-supply = <&pm8994_l13>;
};
&tlmm {
ts_int_active: ts-int-active-state {
pins = "gpio42";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
ts_reset_active: ts-reset-active-state {
pins = "gpio109";
function = "gpio";
drive-strength = <2>;
bias-disable;
output-low;
};
};