From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthias Brugger Date: Tue, 16 Jul 2019 16:21:01 +0200 Subject: [U-Boot] [PATCH 02/16] dts: Add initial support for bcm2838 In-Reply-To: <20190716133803.1174-3-andrei@gherzan.ro> References: <20190716133803.1174-1-andrei@gherzan.ro> <20190716133803.1174-3-andrei@gherzan.ro> Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 16/07/2019 15:37, andrei at gherzan.ro wrote: > From: Andrei Gherzan > > Signed-off-by: Andrei Gherzan > --- > arch/arm/dts/Makefile | 4 +- > arch/arm/dts/bcm2838-rpi-4-b.dts | 56 ++++++++ > arch/arm/dts/bcm2838.dtsi | 237 +++++++++++++++++++++++++++++++ > 3 files changed, 296 insertions(+), 1 deletion(-) > create mode 100644 arch/arm/dts/bcm2838-rpi-4-b.dts > create mode 100644 arch/arm/dts/bcm2838.dtsi > > diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile > index 20dbc2ff84..16790af1e1 100644 > --- a/arch/arm/dts/Makefile > +++ b/arch/arm/dts/Makefile > @@ -749,7 +749,9 @@ dtb-$(CONFIG_ARCH_BCM283X) += \ > bcm2837-rpi-3-a-plus.dtb \ > bcm2837-rpi-3-b.dtb \ > bcm2837-rpi-3-b-plus.dtb \ > - bcm2837-rpi-cm3-io3.dtb > + bcm2837-rpi-cm3-io3.dtb \ > + bcm2837-rpi-3-b.dtb \ You added rpi-3-b again, no need for that. > + bcm2838-rpi-4-b.dtb > > dtb-$(CONFIG_ARCH_BCM63158) += \ > bcm963158.dtb > diff --git a/arch/arm/dts/bcm2838-rpi-4-b.dts b/arch/arm/dts/bcm2838-rpi-4-b.dts > new file mode 100644 > index 0000000000..07e9a78e8d > --- /dev/null > +++ b/arch/arm/dts/bcm2838-rpi-4-b.dts > @@ -0,0 +1,56 @@ > +/dts-v1/; > +#include "bcm2838.dtsi" > + > +/ { > + compatible = "raspberrypi,4-model-b","brcm,bcm2838","brcm,bcm2837"; > + model = "Raspberry Pi 4 Model B"; > + > + memory { > + reg = <0 0 0x40000000>; > + }; > + > + leds { > + act { > + gpios = <&gpio 47 0>; > + }; > + }; > +}; > + > +/* uart0 communicates with the BT module */ > +&uart0 { > + pinctrl-names = "default"; > + pinctrl-0 = <&uart0_gpio32 &gpclk2_gpio43>; > + status = "okay"; > +}; > + > +/* uart1 is mapped to the pin header */ > +&uart1 { > + pinctrl-names = "default"; > + pinctrl-0 = <&uart1_pins>; > + status = "okay"; > +}; > + > +/* 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>; > +}; > + > +&gpio { > + uart1_pins: uart1_pins { > + brcm,pins; > + brcm,function; > + brcm,pull; > + }; > +}; > diff --git a/arch/arm/dts/bcm2838.dtsi b/arch/arm/dts/bcm2838.dtsi > new file mode 100644 > index 0000000000..19b2d7b905 > --- /dev/null > +++ b/arch/arm/dts/bcm2838.dtsi > @@ -0,0 +1,237 @@ > +#include "bcm283x.dtsi" > +#include > +#include > + > +/ { > + compatible = "brcm,bcm2838"; > + > + #address-cells = <2>; > + #size-cells = <1>; > + > + interrupt-parent = <&gic>; > + > + soc { > + ranges = <0x7e000000 0x0 0xfe000000 0x01800000>, > + <0x7c000000 0x0 0xfc000000 0x02000000>, > + <0x40000000 0x0 0xff800000 0x00800000>; > + dma-ranges = <0xc0000000 0x0 0x00000000 0x3c000000>; > + > + gic: gic400 at 40041000 { > + interrupt-controller; > + #interrupt-cells = <3>; > + compatible = "arm,gic-400"; > + reg = <0x40041000 0x1000>, > + <0x40042000 0x2000>, > + <0x40044000 0x2000>, > + <0x40046000 0x2000>; > + }; > + > + thermal: thermal at 7d5d2200 { > + compatible = "brcm,avs-tmon-bcm2838"; > + reg = <0x7d5d2200 0x2c>; > + interrupts = ; > + interrupt-names = "tmon"; > + clocks = <&clocks BCM2835_CLOCK_TSENS>; > + #thermal-sensor-cells = <0>; > + status = "okay"; > + }; > + > + spi at 7e204000 { > + reg = <0x7e204000 0x0200>; > + interrupts = ; > + }; > + > + pixelvalve at 7e206000 { > + interrupts = ; > + }; > + > + pixelvalve at 7e207000 { > + interrupts = ; > + }; > + > + hvs at 7e400000 { > + interrupts = ; > + }; > + > + emmc2: emmc2 at 7e340000 { > + compatible = "brcm,bcm2711-emmc2"; > + status = "okay"; > + interrupts = ; > + clocks = <&clocks BCM2838_CLOCK_EMMC2>; > + reg = <0x7e340000 0x100>; > + }; > + > + pixelvalve at 7e807000 { > + interrupts = ; > + }; > + > + }; > + > + arm-pmu { > + /* > + * N.B. the A72 PMU support only exists in arch/arm64, hence > + * the fallback to the A53 version. > + */ > + compatible = "arm,cortex-a72-pmu", "arm,cortex-a53-pmu"; > + interrupts = , > + , > + , > + ; > + }; > + > + timer { > + compatible = "arm,armv7-timer"; > + interrupts = + IRQ_TYPE_LEVEL_LOW)>, > + + IRQ_TYPE_LEVEL_LOW)>, > + + IRQ_TYPE_LEVEL_LOW)>, > + + IRQ_TYPE_LEVEL_LOW)>; > + arm,cpu-registers-not-fw-configured; > + always-on; > + }; > + > + cpus: cpus { > + #address-cells = <1>; > + #size-cells = <0>; > + enable-method = "brcm,bcm2836-smp"; // for ARM 32-bit > + > + cpu0: cpu at 0 { > + device_type = "cpu"; > + compatible = "arm,cortex-a72"; > + reg = <0>; > + enable-method = "spin-table"; > + cpu-release-addr = <0x0 0x000000d8>; > + }; > + > + cpu1: cpu at 1 { > + device_type = "cpu"; > + compatible = "arm,cortex-a72"; > + reg = <1>; > + enable-method = "spin-table"; > + cpu-release-addr = <0x0 0x000000e0>; > + }; > + > + cpu2: cpu at 2 { > + device_type = "cpu"; > + compatible = "arm,cortex-a72"; > + reg = <2>; > + enable-method = "spin-table"; > + cpu-release-addr = <0x0 0x000000e8>; > + }; > + > + cpu3: cpu at 3 { > + device_type = "cpu"; > + compatible = "arm,cortex-a72"; > + reg = <3>; > + enable-method = "spin-table"; > + cpu-release-addr = <0x0 0x000000f0>; > + }; > + }; > +}; > + > +&clk_osc { > + clock-frequency = <54000000>; > +}; > + > +&clocks { > + compatible = "brcm,bcm2838-cprman"; > +}; > + > +&cpu_thermal { > + coefficients = <(-487) 410040>; > +}; > + > +&dsi0 { > + interrupts = ; > +}; > + > +&dsi1 { > + interrupts = ; > +}; > + > +&gpio { > + compatible = "brcm,bcm2838-gpio", "brcm,bcm2835-gpio"; > + interrupts = , > + , > + , > + ; > +}; > + > +&vec { > + interrupts = ; > +}; > + > +&usb { > + interrupts = ; > +}; > + > +&hdmi { > + interrupts = , > + ; > +}; > + > +&uart1 { > + interrupts = ; > +}; > + > +&spi1 { > + interrupts = ; > +}; > + > +&spi2 { > + interrupts = ; > +}; > + > +&i2c0 { > + interrupts = ; > +}; > + > +&i2c1 { > + interrupts = ; > +}; > + > +&i2c2 { > + interrupts = ; > +}; > + > +&mailbox { > + interrupts = ; > +}; > + > +&sdhost { > + interrupts = ; > +}; > + > +&uart0 { > + interrupts = ; > +}; > + > +&dma { > + reg = <0x7e007000 0xb00>; > + interrupts = , > + , > + , > + , > + , > + , > + , > + , /* dmalite 7 */ > + , /* dmalite 8 */ > + , /* dmalite 9 */ > + ; /* dmalite 10 */ > + interrupt-names = "dma0", > + "dma1", > + "dma2", > + "dma3", > + "dma4", > + "dma5", > + "dma6", > + "dma7", > + "dma8", > + "dma9", > + "dma10"; > + brcm,dma-channel-mask = <0x07f5>; > +}; >