File 0028-Update-bcm283x-DT-to-kernel-source-.patch of Package u-boot
From e3cbada4d475230253657b594678ab8b5a168c76 Mon Sep 17 00:00:00 2001
From: Fabian Vogt <fvogt@suse.com>
Date: Mon, 12 Sep 2016 16:50:41 +0200
Subject: [PATCH] Update bcm283x DT to kernel-source state
---
arch/arm/dts/bcm2835-rpi.dtsi | 28 +++++-
arch/arm/dts/bcm2835.dtsi | 208 +++++++++++++++++++++++++++++++++++++--
arch/arm/dts/bcm2837-rpi-3-b.dts | 34 ++++++-
arch/arm/dts/bcm2837.dtsi | 2 +-
arch/arm/dts/bcm283x.dtsi | 195 +++++++++++++++++++++++++++++++++++-
5 files changed, 449 insertions(+), 18 deletions(-)
diff --git a/arch/arm/dts/bcm2835-rpi.dtsi b/arch/arm/dts/bcm2835-rpi.dtsi
index caf2707..1d68a50 100644
--- a/arch/arm/dts/bcm2835-rpi.dtsi
+++ b/arch/arm/dts/bcm2835-rpi.dtsi
@@ -26,6 +26,16 @@
firmware = <&firmware>;
#power-domain-cells = <1>;
};
+
+ thermal {
+ compatible = "raspberrypi,bcm2835-thermal";
+ firmware = <&firmware>;
+ };
+
+ cpufreq {
+ compatible = "raspberrypi,bcm2835-cpufreq";
+ firmware = <&firmware>;
+ };
};
};
@@ -38,22 +48,26 @@
};
alt0: alt0 {
- brcm,pins = <0 1 2 3 4 5 7 8 9 10 11 14 15 40 45>;
+ brcm,pins = <4 5 7 8 9 10 11>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
alt3: alt3 {
- brcm,pins = <48 49 50 51 52 53>;
+ brcm,pins = <>;
brcm,function = <BCM2835_FSEL_ALT3>;
};
};
&i2c0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_gpio0>;
status = "okay";
clock-frequency = <100000>;
};
&i2c1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_gpio2>;
status = "okay";
clock-frequency = <100000>;
};
@@ -63,11 +77,21 @@
};
&sdhci {
+ pinctrl-names = "default";
+ pinctrl-0 = <&emmc_gpio48>;
+ bus-width = <4>;
+};
+
+&sdhost {
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdhost_gpio48>;
status = "okay";
bus-width = <4>;
};
&pwm {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>;
status = "okay";
};
diff --git a/arch/arm/dts/bcm2835.dtsi b/arch/arm/dts/bcm2835.dtsi
index a78759e..8fc2eb2 100644
--- a/arch/arm/dts/bcm2835.dtsi
+++ b/arch/arm/dts/bcm2835.dtsi
@@ -1,25 +1,213 @@
-#include "bcm283x.dtsi"
+#include <dt-bindings/pinctrl/bcm2835.h>
+#include <dt-bindings/clock/bcm2835.h>
+#include "skeleton.dtsi"
/ {
compatible = "brcm,bcm2835";
+ model = "BCM2835";
+ interrupt-parent = <&intc>;
- cpus {
- #address-cells = <1>;
- #size-cells = <0>;
-
- cpu@0 {
- device_type = "cpu";
- compatible = "arm,arm1176jzf-s";
- reg = <0x0>;
- };
+ chosen {
+ bootargs = "earlyprintk console=ttyAMA0";
};
soc {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
ranges = <0x7e000000 0x20000000 0x02000000>;
dma-ranges = <0x40000000 0x00000000 0x20000000>;
+ timer@7e003000 {
+ compatible = "brcm,bcm2835-system-timer";
+ reg = <0x7e003000 0x1000>;
+ interrupts = <1 0>, <1 1>, <1 2>, <1 3>;
+ /* This could be a reference to BCM2835_CLOCK_TIMER,
+ * but we don't have the driver using the common clock
+ * support yet.
+ */
+ clock-frequency = <1000000>;
+ };
+
+ dma: dma@7e007000 {
+ compatible = "brcm,bcm2835-dma";
+ reg = <0x7e007000 0xf00>;
+ interrupts = <1 16>,
+ <1 17>,
+ <1 18>,
+ <1 19>,
+ <1 20>,
+ <1 21>,
+ <1 22>,
+ <1 23>,
+ <1 24>,
+ <1 25>,
+ <1 26>,
+ <1 27>,
+ <1 28>;
+
+ #dma-cells = <1>;
+ brcm,dma-channel-mask = <0x7f35>;
+ };
+
+ intc: interrupt-controller@7e00b200 {
+ compatible = "brcm,bcm2835-armctrl-ic";
+ reg = <0x7e00b200 0x200>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ watchdog@7e100000 {
+ compatible = "brcm,bcm2835-pm-wdt";
+ reg = <0x7e100000 0x28>;
+ };
+
+ clocks: cprman@7e101000 {
+ compatible = "brcm,bcm2835-cprman";
+ #clock-cells = <1>;
+ reg = <0x7e101000 0x2000>;
+
+ /* CPRMAN derives everything from the platform's
+ * oscillator.
+ */
+ clocks = <&clk_osc>;
+ };
+
+ rng@7e104000 {
+ compatible = "brcm,bcm2835-rng";
+ reg = <0x7e104000 0x10>;
+ };
+
+ mailbox: mailbox@7e00b800 {
+ compatible = "brcm,bcm2835-mbox";
+ reg = <0x7e00b880 0x40>;
+ interrupts = <0 1>;
+ #mbox-cells = <0>;
+ };
+
+ gpio: gpio@7e200000 {
+ compatible = "brcm,bcm2835-gpio";
+ reg = <0x7e200000 0xb4>;
+ /*
+ * The GPIO IP block is designed for 3 banks of GPIOs.
+ * Each bank has a GPIO interrupt for itself.
+ * There is an overall "any bank" interrupt.
+ * In order, these are GIC interrupts 17, 18, 19, 20.
+ * Since the BCM2835 only has 2 banks, the 2nd bank
+ * interrupt output appears to be mirrored onto the
+ * 3rd bank's interrupt signal.
+ * So, a bank0 interrupt shows up on 17, 20, and
+ * a bank1 interrupt shows up on 18, 19, 20!
+ */
+ interrupts = <2 17>, <2 18>, <2 19>, <2 20>;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ uart0: uart@7e201000 {
+ compatible = "brcm,bcm2835-pl011", "arm,pl011", "arm,primecell";
+ reg = <0x7e201000 0x1000>;
+ interrupts = <2 25>;
+ clocks = <&clocks BCM2835_CLOCK_UART>,
+ <&clocks BCM2835_CLOCK_VPU>;
+ clock-names = "uartclk", "apb_pclk";
+ arm,primecell-periphid = <0x00241011>;
+ };
+
+ i2s: i2s@7e203000 {
+ compatible = "brcm,bcm2835-i2s";
+ reg = <0x7e203000 0x20>,
+ <0x7e101098 0x02>;
+
+ dmas = <&dma 2>,
+ <&dma 3>;
+ dma-names = "tx", "rx";
+ status = "disabled";
+ };
+
+ spi: spi@7e204000 {
+ compatible = "brcm,bcm2835-spi";
+ reg = <0x7e204000 0x1000>;
+ interrupts = <2 22>;
+ clocks = <&clocks BCM2835_CLOCK_VPU>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c0: i2c@7e205000 {
+ compatible = "brcm,bcm2835-i2c";
+ reg = <0x7e205000 0x1000>;
+ interrupts = <2 21>;
+ clocks = <&clocks BCM2835_CLOCK_VPU>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ sdhci: sdhci@7e300000 {
+ compatible = "brcm,bcm2835-sdhci";
+ reg = <0x7e300000 0x100>;
+ interrupts = <2 30>;
+ clocks = <&clock_mmc>;
+ status = "disabled";
+ };
+
+ i2c1: i2c@7e804000 {
+ compatible = "brcm,bcm2835-i2c";
+ reg = <0x7e804000 0x1000>;
+ interrupts = <2 21>;
+ clocks = <&clocks BCM2835_CLOCK_VPU>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c2: i2c@7e805000 {
+ compatible = "brcm,bcm2835-i2c";
+ reg = <0x7e805000 0x1000>;
+ interrupts = <2 21>;
+ clocks = <&clocks BCM2835_CLOCK_VPU>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ usb@7e980000 {
+ compatible = "brcm,bcm2835-usb";
+ reg = <0x7e980000 0x10000>;
+ interrupts = <1 9>;
+ };
+
arm-pmu {
compatible = "arm,arm1176-pmu";
};
};
+
+ clocks {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* The oscillator is the root of the clock tree. */
+ clk_osc: clock@3 {
+ compatible = "fixed-clock";
+ reg = <3>;
+ #clock-cells = <0>;
+ clock-output-names = "osc";
+ clock-frequency = <19200000>;
+ };
+
+ clk_mmc: clock@1 {
+ compatible = "fixed-clock";
+ reg = <0x1>;
+ #clock-cells = <0x0>;
+ clock-output-names = "mmc";
+ clock-frequency = <250000000>;
+ };
+ };
};
diff --git a/arch/arm/dts/bcm2837-rpi-3-b.dts b/arch/arm/dts/bcm2837-rpi-3-b.dts
index 7841b72..3b22035 100644
--- a/arch/arm/dts/bcm2837-rpi-3-b.dts
+++ b/arch/arm/dts/bcm2837-rpi-3-b.dts
@@ -1,7 +1,7 @@
/dts-v1/;
#include "bcm2837.dtsi"
-#include "bcm2835-rpi.dtsi"
-#include "bcm283x-rpi-smsc9514.dtsi"
+#include "../../../../arm/boot/dts/bcm2835-rpi.dtsi"
+#include "../../../../arm/boot/dts/bcm283x-rpi-smsc9514.dtsi"
/ {
compatible = "raspberrypi,3-model-b", "brcm,bcm2837";
@@ -25,6 +25,36 @@
};
};
+/* uart0 communicates with the BT module */
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_ctsrts_gpio32 &gpclk2_gpio43>;
+};
+
+/* uart1 is mapped to the pin header */
&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart1_gpio14>;
+ status = "okay";
+};
+
+&hdmi {
+ hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>;
+};
+
+/* SDHCI is used to control the SDIO for wireless */
+&sdhci {
+ pinctrl-names = "default";
+ pinctrl-0 = <&emmc_gpio34>;
+ status = "okay";
+ bus-width = <4>;
+ non-removable;
+};
+
+/* SDHOST is used to drive the SD card */
+&sdhost {
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdhost_gpio48>;
status = "okay";
+ bus-width = <4>;
};
diff --git a/arch/arm/dts/bcm2837.dtsi b/arch/arm/dts/bcm2837.dtsi
index 8216bbb..f2a31d0 100644
--- a/arch/arm/dts/bcm2837.dtsi
+++ b/arch/arm/dts/bcm2837.dtsi
@@ -1,4 +1,4 @@
-#include "bcm283x.dtsi"
+#include "../../../../arm/boot/dts/bcm283x.dtsi"
/ {
compatible = "brcm,bcm2836";
diff --git a/arch/arm/dts/bcm283x.dtsi b/arch/arm/dts/bcm283x.dtsi
index 2c5528f..c5d0c70 100644
--- a/arch/arm/dts/bcm283x.dtsi
+++ b/arch/arm/dts/bcm283x.dtsi
@@ -18,7 +18,7 @@
bootargs = "earlyprintk console=ttyAMA0";
};
- soc: soc {
+ soc {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
@@ -131,6 +131,189 @@
interrupt-controller;
#interrupt-cells = <2>;
+
+ /* Defines pin muxing groups according to
+ * BCM2835-ARM-Peripherals.pdf page 102.
+ *
+ * While each pin can have its mux selected
+ * for various functions individually, some
+ * groups only make sense to switch to a
+ * particular function together.
+ */
+ i2c0_gpio0: i2c0_gpio0 {
+ brcm,pins = <0 1>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ i2c1_gpio2: i2c1_gpio2 {
+ brcm,pins = <2 3>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ gpclk0_gpio4: gpclk0_gpio4 {
+ brcm,pins = <4>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ gpclk1_gpio5: gpclk1_gpio5 {
+ brcm,pins = <5>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ gpclk2_gpio6: gpclk2_gpio6 {
+ brcm,pins = <6>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ spi0_gpio7: spi0_gpio7 {
+ brcm,pins = <7 8 9 10 11>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ pwm0_gpio12: pwm0_gpio12 {
+ brcm,pins = <12>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ pwm1_gpio13: pwm1_gpio13 {
+ brcm,pins = <13>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ uart0_gpio14: uart0_gpio14 {
+ brcm,pins = <14 15>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ pcm_gpio18: pcm_gpio18 {
+ brcm,pins = <18 19 20 21>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ i2c0_gpio32: i2c0_gpio32 {
+ brcm,pins = <32 34>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ spio0_gpio35: spio0_gpio35 {
+ brcm,pins = <35 36 37 38 39>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ pwm0_gpio40: pwm0_gpio40 {
+ brcm,pins = <40>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ pwm1_gpio41: pwm1_gpio41 {
+ brcm,pins = <41>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ gpclk1_gpio42: gpclk1_gpio42 {
+ brcm,pins = <42>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ gpclk2_gpio43: gpclk2_gpio43 {
+ brcm,pins = <43>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ gpclk1_gpio44: gpclk1_gpio44 {
+ brcm,pins = <44>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ pwm1_gpio45: pwm1_gpio45 {
+ brcm,pins = <45>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ sdhost_gpio48: sdhost_gpio48 {
+ brcm,pins = <48 49 50 51 52 53>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+ i2c0_gpio44: i2c0_gpio44 {
+ brcm,pins = <44 45>;
+ brcm,function = <BCM2835_FSEL_ALT1>;
+ };
+ pcm_gpio28: pcm_gpio28 {
+ brcm,pins = <28 29 30 31>;
+ brcm,function = <BCM2835_FSEL_ALT2>;
+ };
+ uart1_gpio36: uart1_gpio36 {
+ brcm,pins = <36 37 38 39>;
+ brcm,function = <BCM2835_FSEL_ALT2>;
+ };
+ i2c1_gpio44: i2c1_gpio44 {
+ brcm,pins = <44 45>;
+ brcm,function = <BCM2835_FSEL_ALT2>;
+ };
+ /* Separate from the uart0_gpio14 group
+ * because it conflicts with spi1_gpio16, and
+ * people often run uart0 on the two pins
+ * without flow contrl.
+ */
+ uart0_ctsrts_gpio16: uart0_ctsrts_gpio16 {
+ brcm,pins = <16 17>;
+ brcm,function = <BCM2835_FSEL_ALT3>;
+ };
+ i2c_slave_gpio18: i2c_slave_gpio18 {
+ brcm,pins = <18 19 20 21>;
+ brcm,function = <BCM2835_FSEL_ALT3>;
+ };
+ emmc_gpio22: emmc_gpio22 {
+ brcm,pins = <22 23 24 25 26 27>;
+ brcm,function = <BCM2835_FSEL_ALT3>;
+ };
+ uart0_gpio30: uart0_gpio30 {
+ brcm,pins = <30 31>;
+ brcm,function = <BCM2835_FSEL_ALT3>;
+ };
+ uart0_ctsrts_gpio32: uart0_ctsrts_gpio32 {
+ brcm,pins = <32 33>;
+ brcm,function = <BCM2835_FSEL_ALT3>;
+ };
+ emmc_gpio34: emmc_gpio34 {
+ brcm,pins = <34 35 36 37 38 39>;
+ brcm,function = <BCM2835_FSEL_ALT3>;
+ brcm,pull = <0 2 2 2 2 2>;
+ };
+ emmc_gpio48: emmc_gpio48 {
+ brcm,pins = <48 49 50 51 52 53>;
+ brcm,function = <BCM2835_FSEL_ALT3>;
+ };
+ spi1_gpio16: spi1_gpio16 {
+ brcm,pins = <16 17 18 19 20 21>;
+ brcm,function = <BCM2835_FSEL_ALT4>;
+ };
+ jtag_gpio22: jtag_gpio22 {
+ brcm,pins = <22 23 24 25 26 27>;
+ brcm,function = <BCM2835_FSEL_ALT4>;
+ };
+ spi2_gpio40: spi2_gpio40 {
+ brcm,pins = <40 41 42 43 44 45>;
+ brcm,function = <BCM2835_FSEL_ALT4>;
+ };
+ jtag_gpio4: jtag_gpio4 {
+ brcm,pins = <4 5 6 12 13>;
+ brcm,function = <BCM2835_FSEL_ALT4>;
+ };
+ uart1_gpio14: uart1_gpio14 {
+ brcm,pins = <14 15>;
+ brcm,function = <BCM2835_FSEL_ALT5>;
+ };
+ uart1_ctsrts_gpio16: uart1_ctsrts_gpio16 {
+ brcm,pins = <16 17>;
+ brcm,function = <BCM2835_FSEL_ALT5>;
+ };
+ pwm0_gpio18: pwm0_gpio18 {
+ brcm,pins = <18>;
+ brcm,function = <BCM2835_FSEL_ALT5>;
+ };
+ pwm1_gpio19: pwm1_gpio19 {
+ brcm,pins = <19>;
+ brcm,function = <BCM2835_FSEL_ALT5>;
+ };
+ uart1_gpio32: uart1_gpio32 {
+ brcm,pins = <32 33>;
+ brcm,function = <BCM2835_FSEL_ALT5>;
+ };
+ uart1_ctsrts_gpio30: uart1_ctsrts_gpio30 {
+ brcm,pins = <30 31>;
+ brcm,function = <BCM2835_FSEL_ALT5>;
+ };
+ uart1_gpio40: uart1_gpio40 {
+ brcm,pins = <40 41>;
+ brcm,function = <BCM2835_FSEL_ALT5>;
+ };
+ uart1_ctsrts_gpio42: uart1_ctsrts_gpio42 {
+ brcm,pins = <42 43>;
+ brcm,function = <BCM2835_FSEL_ALT5>;
+ };
};
uart0: serial@7e201000 {
@@ -239,6 +422,14 @@
status = "disabled";
};
+ sdhost: sdhost@7e202000 {
+ compatible = "brcm,bcm2835-sdhost";
+ reg = <0x7e202000 0x100>;
+ interrupts = <2 24>;
+ clocks = <&clocks BCM2835_CLOCK_VPU>;
+ status = "disabled";
+ };
+
hvs@7e400000 {
compatible = "brcm,bcm2835-hvs";
reg = <0x7e400000 0x6000>;
@@ -318,5 +509,3 @@
};
};
-
-#include "bcm283x-uboot.dtsi"
