1// SPDX-License-Identifier: GPL-2.0-only 2 3/dts-v1/; 4 5#include "msm8916-samsung-e2015-common.dtsi" 6#include <dt-bindings/leds/common.h> 7 8/* 9 * NOTE: The original firmware from Samsung can only boot ARM32 kernels on some 10 * variants. 11 * Unfortunately, the firmware is signed and cannot be replaced easily. 12 * There seems to be no way to boot ARM64 kernels on 32-bit devices at the 13 * moment, even though the hardware would support it. 14 * 15 * However, it is possible to use this device tree by compiling an ARM32 kernel 16 * instead. For clarity and build testing this device tree is maintained next 17 * to the other MSM8916 device trees. However, it is actually used through 18 * arch/arm/boot/dts/qcom-msm8916-samsung-grandmax.dts 19 */ 20 21/ { 22 model = "Samsung Galaxy Grand Max"; 23 compatible = "samsung,grandmax", "qcom,msm8916"; 24 chassis-type = "handset"; 25 26 /delete-node/ gpio-hall-sensor; 27 /delete-node/ i2c-nfc; 28 /delete-node/ i2c-tkey; 29 30 gpio-leds { 31 compatible = "gpio-leds"; 32 led-keyled { 33 function = LED_FUNCTION_KBD_BACKLIGHT; 34 color = <LED_COLOR_ID_WHITE>; 35 36 gpios = <&tlmm 60 GPIO_ACTIVE_HIGH>; 37 38 pinctrl-names = "default"; 39 pinctrl-0 = <&gpio_leds_default>; 40 }; 41 }; 42}; 43 44®_motor_vdd { 45 gpio = <&tlmm 72 GPIO_ACTIVE_HIGH>; 46}; 47 48®_touch_key { 49 status = "disabled"; 50}; 51 52&sound { 53 model = "samsung-gmax"; /* No secondary microphone */ 54}; 55 56&tlmm { 57 gpio_leds_default: gpio-led-default-state { 58 pins = "gpio60"; 59 function = "gpio"; 60 61 drive-strength = <2>; 62 bias-disable; 63 }; 64}; 65 66&motor_en_default { 67 pins = "gpio72"; 68}; 69