u-boot-brain/arch/arm/dts/tegra186.dtsi
Stephen Warren 23ab5bda7e ARM: tegra: add BPMP I2C to Tegra186 device tree
This allows the BPMP I2C device to be instantiated, which makes it
available to other drivers and the user.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
2016-08-04 13:36:59 -07:00

126 lines
3.3 KiB
Plaintext

#include "skeleton.dtsi"
#include <dt-bindings/clock/tegra186-clock.h>
#include <dt-bindings/gpio/tegra186-gpio.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/mailbox/tegra186-hsp.h>
#include <dt-bindings/reset/tegra186-reset.h>
/ {
compatible = "nvidia,tegra186";
#address-cells = <2>;
#size-cells = <2>;
gpio_main: gpio@2200000 {
compatible = "nvidia,tegra186-gpio";
reg-names = "security", "gpio";
reg =
<0x0 0x2200000 0x0 0x10000>,
<0x0 0x2210000 0x0 0x10000>;
interrupts =
<GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 180 IRQ_TYPE_LEVEL_HIGH>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
};
uarta: serial@3100000 {
compatible = "nvidia,tegra186-uart", "nvidia,tegra20-uart";
reg = <0x0 0x03100000 0x0 0x10000>;
reg-shift = <2>;
status = "disabled";
};
sdhci@3400000 {
compatible = "nvidia,tegra186-sdhci";
reg = <0x0 0x03400000 0x0 0x200>;
resets = <&bpmp TEGRA186_RESET_SDMMC1>;
reset-names = "sdmmc";
clocks = <&bpmp TEGRA186_CLK_SDMMC1>;
clock-names = "sdmmc";
interrupts = <GIC_SPI 62 0x04>;
status = "disabled";
};
sdhci@3460000 {
compatible = "nvidia,tegra186-sdhci";
reg = <0x0 0x03460000 0x0 0x200>;
resets = <&bpmp TEGRA186_RESET_SDMMC4>;
reset-names = "sdmmc";
clocks = <&bpmp TEGRA186_CLK_SDMMC4>;
clock-names = "sdmmc";
interrupts = <GIC_SPI 31 0x04>;
status = "disabled";
};
hsp: hsp@3c00000 {
compatible = "nvidia,tegra186-hsp";
reg = <0x0 0x03c00000 0x0 0xa0000>;
interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "doorbell";
#mbox-cells = <2>;
};
gpio_aon: gpio@c2f0000 {
compatible = "nvidia,tegra186-gpio-aon";
reg-names = "security", "gpio";
reg =
<0x0 0xc2f0000 0x0 0x1000>,
<0x0 0xc2f1000 0x0 0x1000>;
interrupts =
<GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
};
sysram@30000000 {
compatible = "nvidia,tegra186-sysram", "mmio-sram";
reg = <0x0 0x30000000 0x0 0x50000>;
#address-cells = <2>;
#size-cells = <2>;
ranges = <0 0x0 0x0 0x30000000 0x0 0x50000>;
sysram_cpu_bpmp_tx: shmem@4e000 {
compatible = "nvidia,tegra186-bpmp-shmem";
reg = <0x0 0x4e000 0x0 0x1000>;
};
sysram_cpu_bpmp_rx: shmem@4f000 {
compatible = "nvidia,tegra186-bpmp-shmem";
reg = <0x0 0x4f000 0x0 0x1000>;
};
};
bpmp: bpmp {
compatible = "nvidia,tegra186-bpmp";
mboxes = <&hsp HSP_MBOX_TYPE_DB HSP_DB_MASTER_BPMP>;
/*
* In theory, these references, and the configuration in the
* node these reference point at, are board-specific, since
* they depend on the BCT's memory carve-out setup, the
* firmware that's actually loaded onto the BPMP, etc. However,
* in practice, all boards are likely to use identical values.
*/
shmem = <&sysram_cpu_bpmp_tx &sysram_cpu_bpmp_rx>;
#clock-cells = <1>;
#power-domain-cells = <1>;
#reset-cells = <1>;
bpmp_i2c: i2c {
compatible = "nvidia,tegra186-bpmp-i2c";
nvidia,bpmp = <&bpmp>;
nvidia,bpmp-bus-id = <5>;
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";
};
};
};