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-rw-r--r--arch/arm/boot/dts/broadcom/Makefile2
-rw-r--r--arch/arm/boot/dts/broadcom/bcm2166x-common.dtsi7
-rw-r--r--arch/arm/boot/dts/broadcom/bcm2166x-pinctrl.dtsi297
-rw-r--r--arch/arm/boot/dts/broadcom/bcm28155-ap.dts68
-rw-r--r--arch/arm/boot/dts/broadcom/bcm2837-rpi-2-b.dts130
-rw-r--r--arch/arm/boot/dts/broadcom/bcm59056.dtsi91
6 files changed, 468 insertions, 127 deletions
diff --git a/arch/arm/boot/dts/broadcom/Makefile b/arch/arm/boot/dts/broadcom/Makefile
index d23cf466127b..71062ff9adbe 100644
--- a/arch/arm/boot/dts/broadcom/Makefile
+++ b/arch/arm/boot/dts/broadcom/Makefile
@@ -7,6 +7,7 @@ DTC_FLAGS_bcm2835-rpi-b-plus := -@
DTC_FLAGS_bcm2835-rpi-a-plus := -@
DTC_FLAGS_bcm2835-rpi-cm1-io1 := -@
DTC_FLAGS_bcm2836-rpi-2-b := -@
+DTC_FLAGS_bcm2837-rpi-2-b := -@
DTC_FLAGS_bcm2837-rpi-3-a-plus := -@
DTC_FLAGS_bcm2837-rpi-3-b := -@
DTC_FLAGS_bcm2837-rpi-3-b-plus := -@
@@ -25,6 +26,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
bcm2835-rpi-a-plus.dtb \
bcm2835-rpi-cm1-io1.dtb \
bcm2836-rpi-2-b.dtb \
+ bcm2837-rpi-2-b.dtb \
bcm2837-rpi-3-a-plus.dtb \
bcm2837-rpi-3-b.dtb \
bcm2837-rpi-3-b-plus.dtb \
diff --git a/arch/arm/boot/dts/broadcom/bcm2166x-common.dtsi b/arch/arm/boot/dts/broadcom/bcm2166x-common.dtsi
index 87180b7fd695..f535212cb52f 100644
--- a/arch/arm/boot/dts/broadcom/bcm2166x-common.dtsi
+++ b/arch/arm/boot/dts/broadcom/bcm2166x-common.dtsi
@@ -46,6 +46,11 @@
interrupt-controller;
};
+ pinctrl: pinctrl@1004800 {
+ compatible = "brcm,bcm21664-pinctrl";
+ reg = <0x01004800 0x7f4>;
+ };
+
timer@1006000 {
compatible = "brcm,kona-timer";
reg = <0x01006000 0x1c>;
@@ -332,3 +337,5 @@
};
};
};
+
+#include "bcm2166x-pinctrl.dtsi"
diff --git a/arch/arm/boot/dts/broadcom/bcm2166x-pinctrl.dtsi b/arch/arm/boot/dts/broadcom/bcm2166x-pinctrl.dtsi
new file mode 100644
index 000000000000..51b8730c8fee
--- /dev/null
+++ b/arch/arm/boot/dts/broadcom/bcm2166x-pinctrl.dtsi
@@ -0,0 +1,297 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Common pinmux configrations for BCM2166x (BCM21664/BCM23550).
+ *
+ * Copyright (C) 2025 Artur Weber <aweber.kernel@gmail.com>
+ */
+
+&pinctrl {
+ /* BSC1 */
+ bsc1_pins: bsc1-pins {
+ bsc1clk-grp0 {
+ pins = "bsc1clk";
+ function = "alt1"; /* BSC1CLK */
+ };
+
+ bsc1dat-grp0 {
+ pins = "bsc1dat";
+ function = "alt1"; /* BSC1DAT */
+ };
+ };
+
+ /* BSC2 */
+ bsc2_pins: bsc2-pins {
+ bsc2clk-grp0 {
+ pins = "gpio16";
+ function = "alt2"; /* BSC2CLK */
+ };
+
+ bsc2dat-grp0 {
+ pins = "gpio17";
+ function = "alt2"; /* BSC2DAT */
+ };
+ };
+
+ /* BSC3 */
+ bsc3_pins: bsc3-pins {
+ bsc3clk-grp0 {
+ pins = "lcdscl";
+ function = "alt1"; /* BSC3_CLK */
+ };
+
+ bsc3dat-grp0 {
+ pins = "lcdsda";
+ function = "alt1"; /* BSC3_SDA */
+ };
+ };
+
+ /* BSC4 */
+ bsc4_pins: bsc4-pins {
+ bsc4clk-grp0 {
+ pins = "lcdres";
+ function = "alt1"; /* BSC4_CLK */
+ };
+
+ bsc4dat-grp0 {
+ pins = "lcdte";
+ function = "alt1"; /* BSC4_SDA */
+ };
+ };
+
+ /* PMBSC */
+ pmbsc_pins: pmbsc-pins {
+ pmbscclk-grp0 {
+ pins = "pmbscclk";
+ function = "alt1"; /* PMBSCCLK */
+ };
+
+ pmbscdat-grp0 {
+ pins = "pmbscdat";
+ function = "alt1"; /* PMBSCDAT */
+ };
+ };
+
+ /* SD */
+ sd_width1_pins: sd-width1-pins {
+ sdck-grp0 {
+ pins = "sdck";
+ function = "alt1"; /* SDCK */
+ bias-disable;
+ };
+
+ sdcmd-grp0 {
+ pins = "sdcmd";
+ function = "alt1"; /* SDCMD */
+ bias-pull-up;
+ };
+
+ sddat-grp0 {
+ pins = "sddat0";
+ function = "alt1"; /* SDDATx */
+ bias-pull-up;
+ };
+ };
+
+ sd_width4_pins: sd-width4-pins {
+ sdck-grp0 {
+ pins = "sdck";
+ function = "alt1"; /* SDCK */
+ bias-disable;
+ };
+
+ sdcmd-grp0 {
+ pins = "sdcmd";
+ function = "alt1"; /* SDCMD */
+ bias-pull-up;
+ };
+
+ sddat-grp0 {
+ pins = "sddat0", "sddat1", "sddat2", "sddat3";
+ function = "alt1"; /* SDDATx */
+ bias-pull-up;
+ };
+ };
+
+ /* SD1 */
+ sd1_width1_pins: sd1-width1-pins {
+ sd1ck-grp0 {
+ pins = "mmc1dat7";
+ function = "alt6"; /* SD1CK */
+ bias-disable;
+ };
+
+ sd1cmd-grp0 {
+ pins = "spi0txd";
+ function = "alt2"; /* SD1CMD */
+ bias-pull-up;
+ };
+
+ sd1dat0-grp0 {
+ pins = "mmc1dat5";
+ function = "alt6"; /* SD1DAT0 */
+ bias-pull-up;
+ };
+ };
+
+ sd1_width4_pins: sd1-width4-pins {
+ sd1ck-grp0 {
+ pins = "mmc1dat7";
+ function = "alt6"; /* SD1CK */
+ bias-disable;
+ };
+
+ sd1cmd-grp0 {
+ pins = "spi0txd";
+ function = "alt2"; /* SD1CMD */
+ bias-pull-up;
+ };
+
+ sd1dat0-grp0 {
+ pins = "mmc1dat5";
+ function = "alt6"; /* SD1DAT0 */
+ bias-pull-up;
+ };
+
+ sd1dat1-grp0 {
+ pins = "gpio93";
+ function = "alt1"; /* SD1DAT1 */
+ bias-pull-up;
+ };
+
+ sd1dat2-grp0 {
+ pins = "gpio94";
+ function = "alt1"; /* SD1DAT2 */
+ bias-pull-up;
+ };
+
+ sd1dat3-grp0 {
+ pins = "mmc1dat3";
+ function = "alt6"; /* SD1DAT3 */
+ bias-pull-up;
+ };
+ };
+
+ /* MMC0 */
+ mmc0_width1_pins: mmc0-width1-pins {
+ mmc0ck-grp0 {
+ pins = "mmc0ck";
+ function = "alt1"; /* MMC0CK */
+ bias-disable;
+ };
+
+ mmc0cmd-grp0 {
+ pins = "mmc0cmd";
+ function = "alt1"; /* MMC0CMD */
+ bias-pull-up;
+ };
+
+ mmc0dat-grp0 {
+ pins = "mmc0dat0";
+ function = "alt1"; /* MMC0DATx */
+ bias-pull-up;
+ };
+ };
+
+ mmc0_width4_pins: mmc0-width4-pins {
+ mmc0ck-grp0 {
+ pins = "mmc0ck";
+ function = "alt1"; /* MMC0CK */
+ bias-disable;
+ };
+
+ mmc0cmd-grp0 {
+ pins = "mmc0cmd";
+ function = "alt1"; /* MMC0CMD */
+ bias-pull-up;
+ };
+
+ mmc0dat-grp0 {
+ pins = "mmc0dat0", "mmc0dat1", "mmc0dat2", "mmc0dat3";
+ function = "alt1"; /* MMC0DATx */
+ bias-pull-up;
+ };
+ };
+
+ mmc0_width8_pins: mmc0-width8-pins {
+ mmc0ck-grp0 {
+ pins = "mmc0ck";
+ function = "alt1"; /* MMC0CK */
+ bias-disable;
+ };
+
+ mmc0cmd-grp0 {
+ pins = "mmc0cmd";
+ function = "alt1"; /* MMC0CMD */
+ bias-pull-up;
+ };
+
+ mmc0dat-grp0 {
+ pins = "mmc0dat0", "mmc0dat1", "mmc0dat2", "mmc0dat3",
+ "mmc0dat4", "mmc0dat5", "mmc0dat6", "mmc0dat7";
+ function = "alt1"; /* MMC0DATx */
+ bias-pull-up;
+ };
+ };
+
+ /* MMC1 */
+ mmc1_width1_pins: mmc1-width1-pins {
+ mmc1ck-grp0 {
+ pins = "mmc1ck";
+ function = "alt1"; /* MMC1CK */
+ bias-disable;
+ };
+
+ mmc1cmd-grp0 {
+ pins = "mmc1cmd";
+ function = "alt1"; /* MMC1CMD */
+ bias-pull-up;
+ };
+
+ mmc1dat-grp0 {
+ pins = "mmc1dat0";
+ function = "alt1"; /* MMC1DATx */
+ bias-pull-up;
+ };
+ };
+
+ mmc1_width4_pins: mmc1-width4-pins {
+ mmc1ck-grp0 {
+ pins = "mmc1ck";
+ function = "alt1"; /* MMC1CK */
+ bias-disable;
+ };
+
+ mmc1cmd-grp0 {
+ pins = "mmc1cmd";
+ function = "alt1"; /* MMC1CMD */
+ bias-pull-up;
+ };
+
+ mmc1dat-grp0 {
+ pins = "mmc1dat0", "mmc1dat1", "mmc1dat2", "mmc1dat3";
+ function = "alt1"; /* MMC1DATx */
+ bias-pull-up;
+ };
+ };
+
+ mmc1_width8_pins: mmc1-width8-pins {
+ mmc1ck-grp0 {
+ pins = "mmc1ck";
+ function = "alt1"; /* MMC1CK */
+ bias-disable;
+ };
+
+ mmc1cmd-grp0 {
+ pins = "mmc1cmd";
+ function = "alt1"; /* MMC1CMD */
+ bias-pull-up;
+ };
+
+ mmc1dat-grp0 {
+ pins = "mmc1dat0", "mmc1dat1", "mmc1dat2", "mmc1dat3",
+ "mmc1dat4", "mmc1dat5", "mmc1dat6", "mmc1dat7";
+ function = "alt1"; /* MMC1DATx */
+ bias-pull-up;
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/broadcom/bcm28155-ap.dts b/arch/arm/boot/dts/broadcom/bcm28155-ap.dts
index 2f3634545e64..cefaa9a3c45c 100644
--- a/arch/arm/boot/dts/broadcom/bcm28155-ap.dts
+++ b/arch/arm/boot/dts/broadcom/bcm28155-ap.dts
@@ -37,7 +37,39 @@
status = "okay";
pmu: pmu@8 {
+ compatible = "brcm,bcm59056";
+ interrupts = <GIC_SPI 215 IRQ_TYPE_LEVEL_HIGH>;
reg = <0x08>;
+
+ regulators {
+ camldo1_reg: camldo1 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ sdldo_reg: sdldo {
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ };
+
+ sdxldo_reg: sdxldo {
+ regulator-min-microvolt = <2700000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ usbldo_reg: usbldo {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ iosr1_reg: iosr1 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+ };
};
};
@@ -74,39 +106,3 @@
&usbphy {
status = "okay";
};
-
-#include "bcm59056.dtsi"
-
-&pmu {
- compatible = "brcm,bcm59056";
- interrupts = <GIC_SPI 215 IRQ_TYPE_LEVEL_HIGH>;
- regulators {
- camldo1_reg: camldo1 {
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-always-on;
- };
-
- sdldo_reg: sdldo {
- regulator-min-microvolt = <3000000>;
- regulator-max-microvolt = <3000000>;
- };
-
- sdxldo_reg: sdxldo {
- regulator-min-microvolt = <2700000>;
- regulator-max-microvolt = <3300000>;
- };
-
- usbldo_reg: usbldo {
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-always-on;
- };
-
- iosr1_reg: iosr1 {
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
- regulator-always-on;
- };
- };
-};
diff --git a/arch/arm/boot/dts/broadcom/bcm2837-rpi-2-b.dts b/arch/arm/boot/dts/broadcom/bcm2837-rpi-2-b.dts
new file mode 100644
index 000000000000..1868cee05853
--- /dev/null
+++ b/arch/arm/boot/dts/broadcom/bcm2837-rpi-2-b.dts
@@ -0,0 +1,130 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+#include "bcm2837.dtsi"
+#include "bcm2836-rpi.dtsi"
+#include "bcm283x-rpi-led-deprecated.dtsi"
+#include "bcm283x-rpi-smsc9514.dtsi"
+#include "bcm283x-rpi-usb-host.dtsi"
+
+/ {
+ compatible = "raspberrypi,2-model-b-rev2", "brcm,bcm2837";
+ model = "Raspberry Pi 2 Model B rev 1.2";
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0 0x40000000>;
+ };
+};
+
+&gpio {
+ /*
+ * Taken from rpi_SCH_2b_1p2_reduced.pdf and
+ * the official GPU firmware DT blob.
+ *
+ * Legend:
+ * "FOO" = GPIO line named "FOO" on the schematic
+ * "FOO_N" = GPIO line named "FOO" on schematic, active low
+ */
+ gpio-line-names = "ID_SDA",
+ "ID_SCL",
+ "GPIO2",
+ "GPIO3",
+ "GPIO4",
+ "GPIO5",
+ "GPIO6",
+ "GPIO7",
+ "GPIO8",
+ "GPIO9",
+ "GPIO10",
+ "GPIO11",
+ "GPIO12",
+ "GPIO13",
+ "GPIO14",
+ "GPIO15",
+ "GPIO16",
+ "GPIO17",
+ "GPIO18",
+ "GPIO19",
+ "GPIO20",
+ "GPIO21",
+ "GPIO22",
+ "GPIO23",
+ "GPIO24",
+ "GPIO25",
+ "GPIO26",
+ "GPIO27",
+ "SDA0",
+ "SCL0",
+ "", /* GPIO30 */
+ "LAN_RUN",
+ "CAM_GPIO1",
+ "", /* GPIO33 */
+ "", /* GPIO34 */
+ "PWR_LOW_N",
+ "", /* GPIO36 */
+ "", /* GPIO37 */
+ "USB_LIMIT",
+ "", /* GPIO39 */
+ "PWM0_OUT",
+ "CAM_GPIO0",
+ "SMPS_SCL",
+ "SMPS_SDA",
+ "ETH_CLK",
+ "PWM1_OUT",
+ "HDMI_HPD_N",
+ "STATUS_LED",
+ /* Used by SD Card */
+ "SD_CLK_R",
+ "SD_CMD_R",
+ "SD_DATA0_R",
+ "SD_DATA1_R",
+ "SD_DATA2_R",
+ "SD_DATA3_R";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&gpioout &alt0 &i2s_alt0>;
+
+ /* I2S interface */
+ i2s_alt0: i2s_alt0 {
+ brcm,pins = <18 19 20 21>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+};
+
+&hdmi {
+ hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
+ power-domains = <&power RPI_POWER_DOMAIN_HDMI>;
+ status = "okay";
+};
+
+&led_act {
+ gpios = <&gpio 47 GPIO_ACTIVE_HIGH>;
+};
+
+&leds {
+ led-pwr {
+ label = "PWR";
+ gpios = <&gpio 35 GPIO_ACTIVE_HIGH>;
+ default-state = "keep";
+ linux,default-trigger = "default-on";
+ };
+};
+
+&pwm {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>;
+ status = "okay";
+};
+
+&sdhost {
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdhost_gpio48>;
+ bus-width = <4>;
+ status = "okay";
+};
+
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_gpio14>;
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/broadcom/bcm59056.dtsi b/arch/arm/boot/dts/broadcom/bcm59056.dtsi
deleted file mode 100644
index a9bb7ad81378..000000000000
--- a/arch/arm/boot/dts/broadcom/bcm59056.dtsi
+++ /dev/null
@@ -1,91 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
-* Copyright 2014 Linaro Limited
-* Author: Matt Porter <mporter@linaro.org>
-*/
-
-&pmu {
- compatible = "brcm,bcm59056";
- regulators {
- rfldo_reg: rfldo {
- };
-
- camldo1_reg: camldo1 {
- };
-
- camldo2_reg: camldo2 {
- };
-
- simldo1_reg: simldo1 {
- };
-
- simldo2_reg: simldo2 {
- };
-
- sdldo_reg: sdldo {
- };
-
- sdxldo_reg: sdxldo {
- };
-
- mmcldo1_reg: mmcldo1 {
- };
-
- mmcldo2_reg: mmcldo2 {
- };
-
- audldo_reg: audldo {
- };
-
- micldo_reg: micldo {
- };
-
- usbldo_reg: usbldo {
- };
-
- vibldo_reg: vibldo {
- };
-
- csr_reg: csr {
- };
-
- iosr1_reg: iosr1 {
- };
-
- iosr2_reg: iosr2 {
- };
-
- msr_reg: msr {
- };
-
- sdsr1_reg: sdsr1 {
- };
-
- sdsr2_reg: sdsr2 {
- };
-
- vsr_reg: vsr {
- };
-
- gpldo1_reg: gpldo1 {
- };
-
- gpldo2_reg: gpldo2 {
- };
-
- gpldo3_reg: gpldo3 {
- };
-
- gpldo4_reg: gpldo4 {
- };
-
- gpldo5_reg: gpldo5 {
- };
-
- gpldo6_reg: gpldo6 {
- };
-
- vbus_reg: vbus {
- };
- };
-};