Re: [U-Boot] [PATCH 02/16] dts: Add initial support for bcm2838

On 16/07/2019 15:37, andrei@gherzan.ro wrote:

From: Andrei Gherzan andrei@gherzan.ro

Signed-off-by: Andrei Gherzan andrei@gherzan.ro

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 <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/power/raspberrypi-power.h>

+/ {

• 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@40041000 {
  

• 	interrupt-controller;
  

• 	#interrupt-cells = <3>;
  

• 	compatible = "arm,gic-400";
  

• 	reg = 	<0x40041000 0x1000>,
  

• 		<0x40042000 0x2000>,
  

• 		<0x40044000 0x2000>,
  

• 		<0x40046000 0x2000>;
  

• };
  

• thermal: thermal@7d5d2200 {
  

• 	compatible = "brcm,avs-tmon-bcm2838";
  

• 	reg = <0x7d5d2200 0x2c>;
  

• 	interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>;
  

• 	interrupt-names = "tmon";
  

• 	clocks = <&clocks BCM2835_CLOCK_TSENS>;
  

• 	#thermal-sensor-cells = <0>;
  

• 	status = "okay";
  

• };
  

• spi@7e204000 {                               
  

•                    reg = <0x7e204000 0x0200>;                                      
  

•                    interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
  

•            };
  

•            pixelvalve@7e206000 {                          
  

•                    interrupts = <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>;
  

•            };                                                 
  

•            pixelvalve@7e207000 {                              
  

•                    interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>;
  

•            };                                                 
  

•            hvs@7e400000 {          
  

•                    interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
  

•            };                                                
  

• emmc2: emmc2@7e340000 {
  

•                    compatible = "brcm,bcm2711-emmc2";
  

•                    status = "okay";
  

•                    interrupts = <GIC_SPI 126 IRQ_TYPE_LEVEL_HIGH>;
  

•                    clocks = <&clocks BCM2838_CLOCK_EMMC2>;
  

•                    reg = <0x7e340000 0x100>;
  

•            };
  

•            pixelvalve@7e807000 {                                  
  

•                    interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
  

•            };	
  

• };

•    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 = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>,
  

•                    <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>,
  

•                    <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>,
  

•                    <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
  

•    };
  

• timer {

• compatible = "arm,armv7-timer";
  

• interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) |
  

• 			IRQ_TYPE_LEVEL_LOW)>,
  

• 	     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) |
  

• 			IRQ_TYPE_LEVEL_LOW)>,
  

• 	     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | 
  

• 			IRQ_TYPE_LEVEL_LOW)>,
  

• 	     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | 
  

• 			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@0 {
  

• 	device_type = "cpu";
  

• 	compatible = "arm,cortex-a72";
  

• 	reg = <0>;
  

• 	enable-method = "spin-table";
  

• 	cpu-release-addr = <0x0 0x000000d8>;
  

• };
  

• cpu1: cpu@1 {
  

• 	device_type = "cpu";
  

• 	compatible = "arm,cortex-a72";
  

• 	reg = <1>;
  

• 	enable-method = "spin-table";
  

• 	cpu-release-addr = <0x0 0x000000e0>;
  

• };
  

• cpu2: cpu@2 {
  

• 	device_type = "cpu";
  

• 	compatible = "arm,cortex-a72";
  

• 	reg = <2>;
  

• 	enable-method = "spin-table";
  

• 	cpu-release-addr = <0x0 0x000000e8>;
  

• };
  

• cpu3: cpu@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 = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;                
  

+};

+&dsi1 {

•    interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;                   
  

+};

+&gpio {

• compatible = "brcm,bcm2838-gpio", "brcm,bcm2835-gpio";
• interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>,

•      <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>,
  

•      <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>,
  

•      <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>;
  

+};

+&vec {

•    interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
  

+};

+&usb {

•    interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
  

+};

+&hdmi {

•    interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>,
  

•                 <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
  

+};

+&uart1 {

• interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>;

+};

+&spi1 {

•    interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>;
  

+};

+&spi2 {

•    interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>;
  

+};

+&i2c0 {

•    interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
  

+};

+&i2c1 {

•    interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
  

+};

+&i2c2 {

•    interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
  

+};

+&mailbox {

•    interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
  

+};

+&sdhost {

•    interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
  

+};

+&uart0 {

•    interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
  

+};

+&dma {

•    reg = <0x7e007000 0xb00>;
  

•    interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>,
  

•            <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>,
  

•            <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>,
  

•            <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>,
  

•            <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>,
  

•            <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>,
  

•            <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>,
  

•            <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>, /* dmalite  7 */
  

•            <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>, /* dmalite  8 */
  

•            <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>, /* dmalite  9 */
  

•            <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>; /* dmalite 10 */
  

•    interrupt-names = "dma0",
  

•                      "dma1",
  

•                      "dma2",
  

•                      "dma3",
  

•                      "dma4",
  

•                      "dma5",
  

•                      "dma6",
  

•                      "dma7",
  

•                      "dma8",
  

•                      "dma9",
  

•                      "dma10";
  

•    brcm,dma-channel-mask = <0x07f5>;
  

+};