1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/*
* IPQ9574 RDP454 board device tree source
*
* Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
* Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
*/
/dts-v1/;
#include "ipq9574.dtsi"
/ {
model = "Qualcomm Technologies, Inc. IPQ9574/AP-AL02-C9";
compatible = "qcom,ipq9574-ap-al02-c9", "qcom,ipq9574";
aliases {
serial0 = &blsp1_uart2;
};
chosen {
stdout-path = "serial0:115200n8";
};
};
&blsp1_spi0 {
pinctrl-0 = <&spi_0_pins>;
pinctrl-names = "default";
status = "okay";
flash@0 {
compatible = "micron,n25q128a11", "jedec,spi-nor";
reg = <0>;
#address-cells = <1>;
#size-cells = <1>;
spi-max-frequency = <50000000>;
};
};
&blsp1_uart2 {
pinctrl-0 = <&uart2_pins>;
pinctrl-names = "default";
status = "okay";
};
&rpm_requests {
regulators {
compatible = "qcom,rpm-mp5496-regulators";
ipq9574_s1: s1 {
/*
* During kernel bootup, the SoC runs at 800MHz with 875mV set by the bootloaders.
* During regulator registration, kernel not knowing the initial voltage,
* considers it as zero and brings up the regulators with minimum supported voltage.
* Update the regulator-min-microvolt with SVS voltage of 725mV so that
* the regulators are brought up with 725mV which is sufficient for all the
* corner parts to operate at 800MHz
*/
regulator-min-microvolt = <725000>;
regulator-max-microvolt = <1075000>;
};
};
};
&sleep_clk {
clock-frequency = <32000>;
};
&tlmm {
spi_0_pins: spi-0-state {
pins = "gpio11", "gpio12", "gpio13", "gpio14";
function = "blsp0_spi";
drive-strength = <8>;
bias-disable;
};
};
&xo_board_clk {
clock-frequency = <24000000>;
};
|
