| #include <dt-bindings/pinctrl/bcm2835.h> |
| #include <dt-bindings/clock/bcm2835.h> |
| #include <dt-bindings/clock/bcm2835-aux.h> |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/interrupt-controller/irq.h> |
| #include <dt-bindings/soc/bcm2835-pm.h> |
| |
| /* firmware-provided startup stubs live here, where the secondary CPUs are |
| * spinning. |
| */ |
| /memreserve/ 0x00000000 0x00001000; |
| |
| /* This include file covers the common peripherals and configuration between |
| * bcm2835 and bcm2836 implementations, leaving the CPU configuration to |
| * bcm2835.dtsi and bcm2836.dtsi. |
| */ |
| |
| / { |
| compatible = "brcm,bcm2835"; |
| model = "BCM2835"; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| |
| aliases { |
| serial0 = &uart0; |
| serial1 = &uart1; |
| }; |
| |
| chosen { |
| stdout-path = "serial0:115200n8"; |
| }; |
| |
| rmem: reserved-memory { |
| #address-cells = <1>; |
| #size-cells = <1>; |
| ranges; |
| |
| cma: linux,cma { |
| compatible = "shared-dma-pool"; |
| size = <0x4000000>; /* 64MB */ |
| reusable; |
| linux,cma-default; |
| }; |
| }; |
| |
| thermal-zones { |
| cpu_thermal: cpu-thermal { |
| polling-delay-passive = <0>; |
| polling-delay = <1000>; |
| |
| trips { |
| cpu-crit { |
| temperature = <90000>; |
| hysteresis = <0>; |
| type = "critical"; |
| }; |
| }; |
| |
| cooling-maps { |
| }; |
| }; |
| }; |
| |
| soc { |
| compatible = "simple-bus"; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| |
| system_timer: 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>; |
| }; |
| |
| txp: txp@7e004000 { |
| compatible = "brcm,bcm2835-txp"; |
| reg = <0x7e004000 0x20>; |
| interrupts = <1 11>; |
| }; |
| |
| clocks: cprman@7e101000 { |
| compatible = "brcm,bcm2835-cprman"; |
| #clock-cells = <1>; |
| reg = <0x7e101000 0x2000>; |
| |
| /* CPRMAN derives almost everything from the |
| * platform's oscillator. However, the DSI |
| * pixel clocks come from the DSI analog PHY. |
| */ |
| clocks = <&clk_osc>, |
| <&dsi0 0>, <&dsi0 1>, <&dsi0 2>, |
| <&dsi1 0>, <&dsi1 1>, <&dsi1 2>; |
| }; |
| |
| mailbox: mailbox@7e00b880 { |
| 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>; |
| |
| /* Defines common pin muxing groups |
| * |
| * While each pin can have its mux selected |
| * for various functions individually, some |
| * groups only make sense to switch to a |
| * particular function together. |
| */ |
| dpi_gpio0: dpi_gpio0 { |
| brcm,pins = <0 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>; |
| brcm,function = <BCM2835_FSEL_ALT2>; |
| }; |
| emmc_gpio22: emmc_gpio22 { |
| brcm,pins = <22 23 24 25 26 27>; |
| brcm,function = <BCM2835_FSEL_ALT3>; |
| }; |
| emmc_gpio34: emmc_gpio34 { |
| brcm,pins = <34 35 36 37 38 39>; |
| brcm,function = <BCM2835_FSEL_ALT3>; |
| brcm,pull = <BCM2835_PUD_OFF |
| BCM2835_PUD_UP |
| BCM2835_PUD_UP |
| BCM2835_PUD_UP |
| BCM2835_PUD_UP |
| BCM2835_PUD_UP>; |
| }; |
| emmc_gpio48: emmc_gpio48 { |
| brcm,pins = <48 49 50 51 52 53>; |
| brcm,function = <BCM2835_FSEL_ALT3>; |
| }; |
| |
| gpclk0_gpio4: gpclk0_gpio4 { |
| brcm,pins = <4>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| gpclk1_gpio5: gpclk1_gpio5 { |
| brcm,pins = <5>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| gpclk1_gpio42: gpclk1_gpio42 { |
| brcm,pins = <42>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| gpclk1_gpio44: gpclk1_gpio44 { |
| brcm,pins = <44>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| gpclk2_gpio6: gpclk2_gpio6 { |
| brcm,pins = <6>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| gpclk2_gpio43: gpclk2_gpio43 { |
| brcm,pins = <43>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| brcm,pull = <BCM2835_PUD_OFF>; |
| }; |
| |
| i2c0_gpio0: i2c0_gpio0 { |
| brcm,pins = <0 1>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| i2c0_gpio28: i2c0_gpio28 { |
| brcm,pins = <28 29>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| i2c0_gpio44: i2c0_gpio44 { |
| brcm,pins = <44 45>; |
| brcm,function = <BCM2835_FSEL_ALT1>; |
| }; |
| i2c1_gpio2: i2c1_gpio2 { |
| brcm,pins = <2 3>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| i2c1_gpio44: i2c1_gpio44 { |
| brcm,pins = <44 45>; |
| brcm,function = <BCM2835_FSEL_ALT2>; |
| }; |
| |
| jtag_gpio22: jtag_gpio22 { |
| brcm,pins = <22 23 24 25 26 27>; |
| brcm,function = <BCM2835_FSEL_ALT4>; |
| }; |
| |
| pcm_gpio18: pcm_gpio18 { |
| brcm,pins = <18 19 20 21>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| pcm_gpio28: pcm_gpio28 { |
| brcm,pins = <28 29 30 31>; |
| brcm,function = <BCM2835_FSEL_ALT2>; |
| }; |
| |
| sdhost_gpio48: sdhost_gpio48 { |
| brcm,pins = <48 49 50 51 52 53>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| |
| spi0_gpio7: spi0_gpio7 { |
| brcm,pins = <7 8 9 10 11>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| spi0_gpio35: spi0_gpio35 { |
| brcm,pins = <35 36 37 38 39>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| spi1_gpio16: spi1_gpio16 { |
| brcm,pins = <16 17 18 19 20 21>; |
| brcm,function = <BCM2835_FSEL_ALT4>; |
| }; |
| spi2_gpio40: spi2_gpio40 { |
| brcm,pins = <40 41 42 43 44 45>; |
| brcm,function = <BCM2835_FSEL_ALT4>; |
| }; |
| |
| uart0_gpio14: uart0_gpio14 { |
| brcm,pins = <14 15>; |
| brcm,function = <BCM2835_FSEL_ALT0>; |
| }; |
| /* Separate from the uart0_gpio14 group |
| * because it conflicts with spi1_gpio16, and |
| * people often run uart0 on the two pins |
| * without flow control. |
| */ |
| uart0_ctsrts_gpio16: uart0_ctsrts_gpio16 { |
| brcm,pins = <16 17>; |
| brcm,function = <BCM2835_FSEL_ALT3>; |
| }; |
| uart0_ctsrts_gpio30: uart0_ctsrts_gpio30 { |
| brcm,pins = <30 31>; |
| brcm,function = <BCM2835_FSEL_ALT3>; |
| brcm,pull = <BCM2835_PUD_UP BCM2835_PUD_OFF>; |
| }; |
| uart0_gpio32: uart0_gpio32 { |
| brcm,pins = <32 33>; |
| brcm,function = <BCM2835_FSEL_ALT3>; |
| brcm,pull = <BCM2835_PUD_OFF BCM2835_PUD_UP>; |
| }; |
| uart0_gpio36: uart0_gpio36 { |
| brcm,pins = <36 37>; |
| brcm,function = <BCM2835_FSEL_ALT2>; |
| }; |
| uart0_ctsrts_gpio38: uart0_ctsrts_gpio38 { |
| brcm,pins = <38 39>; |
| brcm,function = <BCM2835_FSEL_ALT2>; |
| }; |
| |
| 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>; |
| }; |
| 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 { |
| compatible = "arm,pl011", "arm,primecell"; |
| reg = <0x7e201000 0x200>; |
| interrupts = <2 25>; |
| clocks = <&clocks BCM2835_CLOCK_UART>, |
| <&clocks BCM2835_CLOCK_VPU>; |
| clock-names = "uartclk", "apb_pclk"; |
| arm,primecell-periphid = <0x00241011>; |
| }; |
| |
| sdhost: mmc@7e202000 { |
| compatible = "brcm,bcm2835-sdhost"; |
| reg = <0x7e202000 0x100>; |
| interrupts = <2 24>; |
| clocks = <&clocks BCM2835_CLOCK_VPU>; |
| status = "disabled"; |
| }; |
| |
| i2s: i2s@7e203000 { |
| compatible = "brcm,bcm2835-i2s"; |
| reg = <0x7e203000 0x24>; |
| clocks = <&clocks BCM2835_CLOCK_PCM>; |
| status = "disabled"; |
| }; |
| |
| spi: spi@7e204000 { |
| compatible = "brcm,bcm2835-spi"; |
| reg = <0x7e204000 0x200>; |
| 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 0x200>; |
| interrupts = <2 21>; |
| clocks = <&clocks BCM2835_CLOCK_VPU>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| status = "disabled"; |
| }; |
| |
| dpi: dpi@7e208000 { |
| compatible = "brcm,bcm2835-dpi"; |
| reg = <0x7e208000 0x8c>; |
| clocks = <&clocks BCM2835_CLOCK_VPU>, |
| <&clocks BCM2835_CLOCK_DPI>; |
| clock-names = "core", "pixel"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| status = "disabled"; |
| }; |
| |
| dsi0: dsi@7e209000 { |
| compatible = "brcm,bcm2835-dsi0"; |
| reg = <0x7e209000 0x78>; |
| interrupts = <2 4>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| #clock-cells = <1>; |
| |
| clocks = <&clocks BCM2835_PLLA_DSI0>, |
| <&clocks BCM2835_CLOCK_DSI0E>, |
| <&clocks BCM2835_CLOCK_DSI0P>; |
| clock-names = "phy", "escape", "pixel"; |
| |
| clock-output-names = "dsi0_byte", |
| "dsi0_ddr2", |
| "dsi0_ddr"; |
| |
| status = "disabled"; |
| }; |
| |
| aux: aux@7e215000 { |
| compatible = "brcm,bcm2835-aux"; |
| #clock-cells = <1>; |
| reg = <0x7e215000 0x8>; |
| clocks = <&clocks BCM2835_CLOCK_VPU>; |
| }; |
| |
| uart1: serial@7e215040 { |
| compatible = "brcm,bcm2835-aux-uart"; |
| reg = <0x7e215040 0x40>; |
| interrupts = <1 29>; |
| clocks = <&aux BCM2835_AUX_CLOCK_UART>; |
| status = "disabled"; |
| }; |
| |
| spi1: spi@7e215080 { |
| compatible = "brcm,bcm2835-aux-spi"; |
| reg = <0x7e215080 0x40>; |
| interrupts = <1 29>; |
| clocks = <&aux BCM2835_AUX_CLOCK_SPI1>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| status = "disabled"; |
| }; |
| |
| spi2: spi@7e2150c0 { |
| compatible = "brcm,bcm2835-aux-spi"; |
| reg = <0x7e2150c0 0x40>; |
| interrupts = <1 29>; |
| clocks = <&aux BCM2835_AUX_CLOCK_SPI2>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| status = "disabled"; |
| }; |
| |
| pwm: pwm@7e20c000 { |
| compatible = "brcm,bcm2835-pwm"; |
| reg = <0x7e20c000 0x28>; |
| clocks = <&clocks BCM2835_CLOCK_PWM>; |
| assigned-clocks = <&clocks BCM2835_CLOCK_PWM>; |
| assigned-clock-rates = <10000000>; |
| #pwm-cells = <2>; |
| status = "disabled"; |
| }; |
| |
| sdhci: mmc@7e300000 { |
| compatible = "brcm,bcm2835-sdhci"; |
| reg = <0x7e300000 0x100>; |
| interrupts = <2 30>; |
| clocks = <&clocks BCM2835_CLOCK_EMMC>; |
| status = "disabled"; |
| }; |
| |
| hvs@7e400000 { |
| compatible = "brcm,bcm2835-hvs"; |
| reg = <0x7e400000 0x6000>; |
| interrupts = <2 1>; |
| }; |
| |
| dsi1: dsi@7e700000 { |
| compatible = "brcm,bcm2835-dsi1"; |
| reg = <0x7e700000 0x8c>; |
| interrupts = <2 12>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| #clock-cells = <1>; |
| |
| clocks = <&clocks BCM2835_PLLD_DSI1>, |
| <&clocks BCM2835_CLOCK_DSI1E>, |
| <&clocks BCM2835_CLOCK_DSI1P>; |
| clock-names = "phy", "escape", "pixel"; |
| |
| clock-output-names = "dsi1_byte", |
| "dsi1_ddr2", |
| "dsi1_ddr"; |
| |
| 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"; |
| }; |
| |
| usb: usb@7e980000 { |
| compatible = "brcm,bcm2835-usb"; |
| reg = <0x7e980000 0x10000>; |
| interrupts = <1 9>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| clocks = <&clk_usb>; |
| clock-names = "otg"; |
| phys = <&usbphy>; |
| phy-names = "usb2-phy"; |
| }; |
| }; |
| |
| clocks { |
| /* The oscillator is the root of the clock tree. */ |
| clk_osc: clk-osc { |
| compatible = "fixed-clock"; |
| #clock-cells = <0>; |
| clock-output-names = "osc"; |
| clock-frequency = <19200000>; |
| }; |
| |
| clk_usb: clk-usb { |
| compatible = "fixed-clock"; |
| #clock-cells = <0>; |
| clock-output-names = "otg"; |
| clock-frequency = <480000000>; |
| }; |
| }; |
| |
| usbphy: phy { |
| compatible = "usb-nop-xceiv"; |
| #phy-cells = <0>; |
| }; |
| }; |
