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
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
From 8aa8fd89094952e3201b927fb846ba61b30cab6b Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Wed, 29 Jan 2020 11:29:06 +0000
Subject: [PATCH] ARM: dts: Remove bcm2838-rpi-4-b.dts
Upstream are not going to use the bcm2838 identifier, so begin the
cleanup by removing the suggested upstream Pi 4 .dts file.
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
---
arch/arm/boot/dts/Makefile | 1 -
arch/arm/boot/dts/bcm2838-rpi-4-b.dts | 118 --------------------------
2 files changed, 119 deletions(-)
delete mode 100644 arch/arm/boot/dts/bcm2838-rpi-4-b.dts
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -95,7 +95,6 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
bcm2836-rpi-2-b.dtb \
bcm2837-rpi-3-b.dtb \
bcm2837-rpi-3-b-plus.dtb \
- bcm2838-rpi-4-b.dtb \
bcm2835-rpi-zero.dtb \
bcm2835-rpi-zero-w.dtb
dtb-$(CONFIG_ARCH_BCM_5301X) += \
--- a/arch/arm/boot/dts/bcm2838-rpi-4-b.dts
+++ /dev/null
@@ -1,118 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/dts-v1/;
-#include "bcm2838.dtsi"
-#include "bcm2835-rpi.dtsi"
-#include "bcm2838-rpi.dtsi"
-
-/ {
- compatible = "raspberrypi,4-model-b", "brcm,bcm2711";
- model = "Raspberry Pi 4 Model B";
-
- chosen {
- /* 8250 auxiliary UART instead of pl011 */
- stdout-path = "serial1:115200n8";
- };
-
- memory@0 {
- reg = <0 0 0x40000000>;
- };
-
- leds {
- act {
- gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
- };
-
- pwr {
- label = "PWR";
- gpios = <&expgpio 2 GPIO_ACTIVE_LOW>;
- };
- };
-
- wifi_pwrseq: wifi-pwrseq {
- compatible = "mmc-pwrseq-simple";
- reset-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>;
- };
-
- sd_io_1v8_reg: sd_io_1v8_reg {
- status = "okay";
- compatible = "regulator-gpio";
- vin-supply = <&vdd_5v0_reg>;
- regulator-name = "vdd-sd-io";
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <3300000>;
- regulator-boot-on;
- regulator-always-on;
- regulator-settling-time-us = <5000>;
-
- gpios = <&expgpio 4 GPIO_ACTIVE_HIGH>;
- states = <1800000 0x1
- 3300000 0x0>;
- };
-};
-
-&firmware {
- expgpio: gpio {
- compatible = "raspberrypi,firmware-gpio";
- gpio-controller;
- #gpio-cells = <2>;
- gpio-line-names = "BT_ON",
- "WL_ON",
- "PWR_LED_OFF",
- "GLOBAL_RESET",
- "VDD_SD_IO_SEL",
- "CAM_GPIO",
- "",
- "";
- status = "okay";
- };
-};
-
-&pwm1 {
- pinctrl-names = "default";
- pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio41>;
- status = "okay";
-};
-
-/* SDHCI is used to control the SDIO for wireless */
-&sdhci {
- #address-cells = <1>;
- #size-cells = <0>;
- pinctrl-names = "default";
- pinctrl-0 = <&emmc_gpio34>;
- status = "okay";
- bus-width = <4>;
- non-removable;
- mmc-pwrseq = <&wifi_pwrseq>;
-
- brcmf: wifi@1 {
- reg = <1>;
- compatible = "brcm,bcm4329-fmac";
- };
-};
-
-/* EMMC2 is used to drive the SD card */
-&emmc2 {
- status = "okay";
- broken-cd;
- vqmmc-supply = <&sd_io_1v8_reg>;
-};
-
-/* uart0 communicates with the BT module */
-&uart0 {
- pinctrl-names = "default";
- pinctrl-0 = <&uart0_ctsrts_gpio30 &uart0_gpio32 &gpclk2_gpio43>;
- status = "okay";
-
- bluetooth {
- compatible = "brcm,bcm43438-bt";
- max-speed = <2000000>;
- shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>;
- };
-};
-
-/* uart1 is mapped to the pin header */
-&uart1 {
- pinctrl-names = "default";
- pinctrl-0 = <&uart1_gpio14>;
- status = "okay";
-};
|
