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Message-ID: <20180111215638.f5vxykb2vvxeypmk@rob-hp-laptop>
Date: Thu, 11 Jan 2018 15:56:38 -0600
From: Rob Herring <robh@...nel.org>
To: Mikko Perttunen <mperttunen@...dia.com>
Cc: thierry.reding@...il.com, jonathanh@...dia.com,
mark.rutland@....com, talho@...dia.com,
linux-tegra@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 5/6] arm64: tegra: Add Tegra194 chip device tree
On Mon, Jan 08, 2018 at 06:54:37AM +0200, Mikko Perttunen wrote:
> Add the chip-level device tree, including binding headers, for the
> NVIDIA Tegra194 "Xavier" system-on-chip. Only a small subset of devices
> are initially available, enough to boot to UART console.
>
> Signed-off-by: Mikko Perttunen <mperttunen@...dia.com>
> ---
> arch/arm64/boot/dts/nvidia/tegra194.dtsi | 334 +++++++++++++++++++++++++++++
> include/dt-bindings/clock/tegra194-clock.h | 59 +++++
> include/dt-bindings/gpio/tegra194-gpio.h | 59 +++++
> include/dt-bindings/reset/tegra194-reset.h | 40 ++++
> 4 files changed, 492 insertions(+)
> create mode 100644 arch/arm64/boot/dts/nvidia/tegra194.dtsi
> create mode 100644 include/dt-bindings/clock/tegra194-clock.h
> create mode 100644 include/dt-bindings/gpio/tegra194-gpio.h
> create mode 100644 include/dt-bindings/reset/tegra194-reset.h
>
> diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
> new file mode 100644
> index 000000000000..51eff420816d
> --- /dev/null
> +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
> @@ -0,0 +1,334 @@
> +// SPDX-License-Identifier: GPL-2.0
> +#include <dt-bindings/clock/tegra194-clock.h>
> +#include <dt-bindings/gpio/tegra194-gpio.h>
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/mailbox/tegra186-hsp.h>
> +#include <dt-bindings/reset/tegra194-reset.h>
> +
> +/ {
> + compatible = "nvidia,tegra194";
Documented?
> + interrupt-parent = <&gic>;
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + uarta: serial@...0000 {
These should all be under a bus node. Tegra failed to do this at the
start and we're still copy-n-pasting this mistake.
Then you probably don't need 2 address and size cells for all the
peripherals.
> + compatible = "nvidia,tegra194-uart", "nvidia,tegra20-uart";
> + reg = <0x0 0x03100000 0x0 0x40>;
> + reg-shift = <2>;
> + interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bpmp TEGRA194_CLK_UARTA>;
> + clock-names = "serial";
> + resets = <&bpmp TEGRA194_RESET_UARTA>;
> + reset-names = "serial";
> + status = "disabled";
> + };
> +
> + uartb: serial@...0000 {
> + compatible = "nvidia,tegra194-uart", "nvidia,tegra20-uart";
> + reg = <0x0 0x03110000 0x0 0x40>;
> + reg-shift = <2>;
> + interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bpmp TEGRA194_CLK_UARTB>;
> + clock-names = "serial";
> + resets = <&bpmp TEGRA194_RESET_UARTB>;
> + reset-names = "serial";
> + status = "disabled";
> + };
> +
> + uartd: serial@...0000 {
> + compatible = "nvidia,tegra194-uart", "nvidia,tegra20-uart";
> + reg = <0x0 0x03130000 0x0 0x40>;
> + reg-shift = <2>;
> + interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bpmp TEGRA194_CLK_UARTD>;
> + clock-names = "serial";
> + resets = <&bpmp TEGRA194_RESET_UARTD>;
> + reset-names = "serial";
> + status = "disabled";
> + };
> +
> + uarte: serial@...0000 {
> + compatible = "nvidia,tegra194-uart", "nvidia,tegra20-uart";
> + reg = <0x0 0x03140000 0x0 0x40>;
> + reg-shift = <2>;
> + interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bpmp TEGRA194_CLK_UARTE>;
> + clock-names = "serial";
> + resets = <&bpmp TEGRA194_RESET_UARTE>;
> + reset-names = "serial";
> + status = "disabled";
> + };
> +
> + uartf: serial@...0000 {
> + compatible = "nvidia,tegra194-uart", "nvidia,tegra20-uart";
> + reg = <0x0 0x03150000 0x0 0x40>;
> + reg-shift = <2>;
> + interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bpmp TEGRA194_CLK_UARTF>;
> + clock-names = "serial";
> + resets = <&bpmp TEGRA194_RESET_UARTF>;
> + reset-names = "serial";
> + status = "disabled";
> + };
> +
> + gen1_i2c: i2c@...0000 {
> + compatible = "nvidia,tegra194-i2c", "nvidia,tegra114-i2c";
> + reg = <0x0 0x03160000 0x0 0x10000>;
> + interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&bpmp TEGRA194_CLK_I2C1>;
> + clock-names = "div-clk";
> + resets = <&bpmp TEGRA194_RESET_I2C1>;
> + reset-names = "i2c";
> + status = "disabled";
> + };
> +
> + uarth: serial@...0000 {
> + compatible = "nvidia,tegra194-uart", "nvidia,tegra20-uart";
> + reg = <0x0 0x03170000 0x0 0x40>;
> + reg-shift = <2>;
> + interrupts = <GIC_SPI 207 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bpmp TEGRA194_CLK_UARTH>;
> + clock-names = "serial";
> + resets = <&bpmp TEGRA194_RESET_UARTH>;
> + reset-names = "serial";
> + status = "disabled";
> + };
> +
> + cam_i2c: i2c@...0000 {
> + compatible = "nvidia,tegra194-i2c", "nvidia,tegra114-i2c";
> + reg = <0x0 0x03180000 0x0 0x10000>;
> + interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&bpmp TEGRA194_CLK_I2C3>;
> + clock-names = "div-clk";
> + resets = <&bpmp TEGRA194_RESET_I2C3>;
> + reset-names = "i2c";
> + status = "disabled";
> + };
> +
> + /* shares pads with dpaux1 */
> + dp_aux_ch1_i2c: i2c@...0000 {
> + compatible = "nvidia,tegra194-i2c", "nvidia,tegra114-i2c";
> + reg = <0x0 0x03190000 0x0 0x10000>;
> + interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&bpmp TEGRA194_CLK_I2C4>;
> + clock-names = "div-clk";
> + resets = <&bpmp TEGRA194_RESET_I2C4>;
> + reset-names = "i2c";
> + status = "disabled";
> + };
> +
> + /* shares pads with dpaux0 */
> + dp_aux_ch0_i2c: i2c@...0000 {
> + compatible = "nvidia,tegra194-i2c", "nvidia,tegra114-i2c";
> + reg = <0x0 0x031b0000 0x0 0x10000>;
> + interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&bpmp TEGRA194_CLK_I2C6>;
> + clock-names = "div-clk";
> + resets = <&bpmp TEGRA194_RESET_I2C6>;
> + reset-names = "i2c";
> + status = "disabled";
> + };
> +
> + gen7_i2c: i2c@...0000 {
> + compatible = "nvidia,tegra194-i2c", "nvidia,tegra114-i2c";
> + reg = <0x0 0x031c0000 0x0 0x10000>;
> + interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&bpmp TEGRA194_CLK_I2C7>;
> + clock-names = "div-clk";
> + resets = <&bpmp TEGRA194_RESET_I2C7>;
> + reset-names = "i2c";
> + status = "disabled";
> + };
> +
> + gen9_i2c: i2c@...0000 {
> + compatible = "nvidia,tegra194-i2c", "nvidia,tegra114-i2c";
> + reg = <0x0 0x031e0000 0x0 0x10000>;
> + interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&bpmp TEGRA194_CLK_I2C9>;
> + clock-names = "div-clk";
> + resets = <&bpmp TEGRA194_RESET_I2C9>;
> + reset-names = "i2c";
> + status = "disabled";
> + };
> +
> + sdmmc1: sdhci@...0000 {
> + compatible = "nvidia,tegra194-sdhci", "nvidia,tegra186-sdhci";
> + reg = <0x0 0x03400000 0x0 0x10000>;
> + interrupts = <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bpmp TEGRA194_CLK_SDMMC1>;
> + clock-names = "sdhci";
> + resets = <&bpmp TEGRA194_RESET_SDMMC1>;
> + reset-names = "sdhci";
> + status = "disabled";
> + };
> +
> + sdmmc3: sdhci@...0000 {
> + compatible = "nvidia,tegra194-sdhci", "nvidia,tegra186-sdhci";
> + reg = <0x0 0x03440000 0x0 0x10000>;
> + interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bpmp TEGRA194_CLK_SDMMC3>;
> + clock-names = "sdhci";
> + resets = <&bpmp TEGRA194_RESET_SDMMC3>;
> + reset-names = "sdhci";
> + status = "disabled";
> + };
> +
> + sdmmc4: sdhci@...0000 {
> + compatible = "nvidia,tegra194-sdhci", "nvidia,tegra186-sdhci";
> + reg = <0x0 0x03460000 0x0 0x10000>;
> + interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bpmp TEGRA194_CLK_SDMMC4>;
> + clock-names = "sdhci";
> + resets = <&bpmp TEGRA194_RESET_SDMMC4>;
> + reset-names = "sdhci";
> + status = "disabled";
> + };
> +
> + gic: interrupt-controller@...1000 {
> + compatible = "arm,gic-400";
> + #interrupt-cells = <3>;
> + interrupt-controller;
> + reg = <0x0 0x03881000 0x0 0x1000>,
> + <0x0 0x03882000 0x0 0x2000>;
> + interrupts = <GIC_PPI 9
> + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
> + interrupt-parent = <&gic>;
> + };
> +
> + hsp_top0: hsp@...0000 {
> + compatible = "nvidia,tegra186-hsp";
> + reg = <0x0 0x03c00000 0x0 0xa0000>;
> + interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-names = "doorbell";
> + #mbox-cells = <2>;
> + };
> +
> + gen2_i2c: i2c@...0000 {
> + compatible = "nvidia,tegra194-i2c", "nvidia,tegra114-i2c";
> + reg = <0x0 0x0c240000 0x0 0x10000>;
> + interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&bpmp TEGRA194_CLK_I2C2>;
> + clock-names = "div-clk";
> + resets = <&bpmp TEGRA194_RESET_I2C2>;
> + reset-names = "i2c";
> + status = "disabled";
> + };
> +
> + gen8_i2c: i2c@...0000 {
> + compatible = "nvidia,tegra194-i2c", "nvidia,tegra114-i2c";
> + reg = <0x0 0x0c250000 0x0 0x10000>;
> + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&bpmp TEGRA194_CLK_I2C8>;
> + clock-names = "div-clk";
> + resets = <&bpmp TEGRA194_RESET_I2C8>;
> + reset-names = "i2c";
> + status = "disabled";
> + };
> +
> + uartc: serial@...0000 {
> + compatible = "nvidia,tegra194-uart", "nvidia,tegra20-uart";
> + reg = <0x0 0x0c280000 0x0 0x40>;
> + reg-shift = <2>;
> + interrupts = <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bpmp TEGRA194_CLK_UARTC>;
> + clock-names = "serial";
> + resets = <&bpmp TEGRA194_RESET_UARTC>;
> + reset-names = "serial";
> + status = "disabled";
> + };
> +
> + uartg: serial@...0000 {
> + compatible = "nvidia,tegra194-uart", "nvidia,tegra20-uart";
> + reg = <0x0 0x0c290000 0x0 0x40>;
> + reg-shift = <2>;
> + interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bpmp TEGRA194_CLK_UARTG>;
> + clock-names = "serial";
> + resets = <&bpmp TEGRA194_RESET_UARTG>;
> + reset-names = "serial";
> + status = "disabled";
> + };
> +
> + pmc@...0000 {
> + compatible = "nvidia,tegra194-pmc";
> + reg = <0 0x0c360000 0 0x10000>,
> + <0 0x0c370000 0 0x10000>,
> + <0 0x0c380000 0 0x10000>,
> + <0 0x0c390000 0 0x10000>,
> + <0 0x0c3a0000 0 0x10000>;
> + reg-names = "pmc", "wake", "aotag", "scratch", "misc";
> + };
> +
> + sysram@...00000 {
> + compatible = "nvidia,tegra194-sysram", "mmio-sram";
> + reg = <0x0 0x40000000 0x0 0x50000>;
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges = <0 0x0 0x0 0x40000000 0x0 0x50000>;
> +
> + cpu_bpmp_tx: shmem@...00 {
> + compatible = "nvidia,tegra194-bpmp-shmem";
> + reg = <0x0 0x4e000 0x0 0x1000>;
> + label = "cpu-bpmp-tx";
> + pool;
> + };
> +
> + cpu_bpmp_rx: shmem@...00 {
> + compatible = "nvidia,tegra194-bpmp-shmem";
> + reg = <0x0 0x4f000 0x0 0x1000>;
> + label = "cpu-bpmp-rx";
> + pool;
> + };
> + };
> +
> + bpmp: bpmp {
> + compatible = "nvidia,tegra186-bpmp";
> + mboxes = <&hsp_top0 TEGRA_HSP_MBOX_TYPE_DB
> + TEGRA_HSP_DB_MASTER_BPMP>;
> + shmem = <&cpu_bpmp_tx &cpu_bpmp_rx>;
> + #clock-cells = <1>;
> + #reset-cells = <1>;
> + #power-domain-cells = <1>;
> +
> + bpmp_i2c: i2c {
> + compatible = "nvidia,tegra186-bpmp-i2c";
> + nvidia,bpmp-bus-id = <5>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + bpmp_thermal: thermal {
> + compatible = "nvidia,tegra186-bpmp-thermal";
> + #thermal-sensor-cells = <1>;
> + };
> + };
> +
> + timer {
> + compatible = "arm,armv8-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)>;
> + interrupt-parent = <&gic>;
> + };
> +};
> diff --git a/include/dt-bindings/clock/tegra194-clock.h b/include/dt-bindings/clock/tegra194-clock.h
> new file mode 100644
> index 000000000000..7eba4763e375
> --- /dev/null
> +++ b/include/dt-bindings/clock/tegra194-clock.h
> @@ -0,0 +1,59 @@
> +/*
> + * Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
> + *
> + * This program is free software; you can redistribute it and/or modify it
> + * under the terms and conditions of the GNU General Public License,
> + * version 2, as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope it will be useful, but WITHOUT
> + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
> + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
> + * more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program. If not, see <http://www.gnu.org/licenses/>.
Seems you missed using SPDX tag on this one.
> + */
> +
> +#ifndef __ABI_MACH_T194_CLOCK_H
> +#define __ABI_MACH_T194_CLOCK_H
> +
> +/** @clkdesc{i2c_clks, out, mux, CLK_RST_CONTROLLER_CLK_SOURCE_I2C1} */
> +#define TEGRA194_CLK_I2C1 48
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_I2C2 */
> +#define TEGRA194_CLK_I2C2 49
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_I2C3 */
> +#define TEGRA194_CLK_I2C3 50
> +/** output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_I2C4 */
> +#define TEGRA194_CLK_I2C4 51
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_I2C6 */
> +#define TEGRA194_CLK_I2C6 52
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_I2C7 */
> +#define TEGRA194_CLK_I2C7 53
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_I2C8 */
> +#define TEGRA194_CLK_I2C8 54
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_I2C9 */
> +#define TEGRA194_CLK_I2C9 55
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_SDMMC1 */
> +#define TEGRA194_CLK_SDMMC1 120
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_SDMMC3 */
> +#define TEGRA194_CLK_SDMMC3 122
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_SDMMC4 */
> +#define TEGRA194_CLK_SDMMC4 123
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_UARTA */
> +#define TEGRA194_CLK_UARTA 155
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_UARTB */
> +#define TEGRA194_CLK_UARTB 156
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_UARTC */
> +#define TEGRA194_CLK_UARTC 157
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_UARTD */
> +#define TEGRA194_CLK_UARTD 158
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_UARTE */
> +#define TEGRA194_CLK_UARTE 159
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_UARTF */
> +#define TEGRA194_CLK_UARTF 160
> +/** @brief output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_UARTG */
> +#define TEGRA194_CLK_UARTG 161
> +/** @brief CLK_RST_CONTROLLER_CLK_SOURCE_UARTH switch divider output */
> +#define TEGRA194_CLK_UARTH 190
> +
> +#endif
> diff --git a/include/dt-bindings/gpio/tegra194-gpio.h b/include/dt-bindings/gpio/tegra194-gpio.h
> new file mode 100644
> index 000000000000..86435a73ef9e
> --- /dev/null
> +++ b/include/dt-bindings/gpio/tegra194-gpio.h
> @@ -0,0 +1,59 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * This header provides constants for binding nvidia,tegra194-gpio*.
> + *
> + * The first cell in Tegra's GPIO specifier is the GPIO ID. The macros below
> + * provide names for this.
> + *
> + * The second cell contains standard flag values specified in gpio.h.
> + */
> +
> +#ifndef _DT_BINDINGS_GPIO_TEGRA194_GPIO_H
> +#define _DT_BINDINGS_GPIO_TEGRA194_GPIO_H
> +
> +#include <dt-bindings/gpio/gpio.h>
> +
> +/* GPIOs implemented by main GPIO controller */
> +#define TEGRA194_MAIN_GPIO_PORT_A 0
> +#define TEGRA194_MAIN_GPIO_PORT_B 1
> +#define TEGRA194_MAIN_GPIO_PORT_C 2
> +#define TEGRA194_MAIN_GPIO_PORT_D 3
> +#define TEGRA194_MAIN_GPIO_PORT_E 4
> +#define TEGRA194_MAIN_GPIO_PORT_F 5
> +#define TEGRA194_MAIN_GPIO_PORT_G 6
> +#define TEGRA194_MAIN_GPIO_PORT_H 7
> +#define TEGRA194_MAIN_GPIO_PORT_I 8
> +#define TEGRA194_MAIN_GPIO_PORT_J 9
> +#define TEGRA194_MAIN_GPIO_PORT_K 10
> +#define TEGRA194_MAIN_GPIO_PORT_L 11
> +#define TEGRA194_MAIN_GPIO_PORT_M 12
> +#define TEGRA194_MAIN_GPIO_PORT_N 13
> +#define TEGRA194_MAIN_GPIO_PORT_O 14
> +#define TEGRA194_MAIN_GPIO_PORT_P 15
> +#define TEGRA194_MAIN_GPIO_PORT_Q 16
> +#define TEGRA194_MAIN_GPIO_PORT_R 17
> +#define TEGRA194_MAIN_GPIO_PORT_S 18
> +#define TEGRA194_MAIN_GPIO_PORT_T 19
> +#define TEGRA194_MAIN_GPIO_PORT_U 20
> +#define TEGRA194_MAIN_GPIO_PORT_V 21
> +#define TEGRA194_MAIN_GPIO_PORT_W 22
> +#define TEGRA194_MAIN_GPIO_PORT_X 23
> +#define TEGRA194_MAIN_GPIO_PORT_Y 24
> +#define TEGRA194_MAIN_GPIO_PORT_Z 25
> +#define TEGRA194_MAIN_GPIO_PORT_FF 26
> +#define TEGRA194_MAIN_GPIO_PORT_GG 27
> +
> +#define TEGRA194_MAIN_GPIO(port, offset) \
> + ((TEGRA194_MAIN_GPIO_PORT_##port * 8) + offset)
> +
> +/* GPIOs implemented by AON GPIO controller */
> +#define TEGRA194_AON_GPIO_PORT_AA 0
> +#define TEGRA194_AON_GPIO_PORT_BB 1
> +#define TEGRA194_AON_GPIO_PORT_CC 2
> +#define TEGRA194_AON_GPIO_PORT_DD 3
> +#define TEGRA194_AON_GPIO_PORT_EE 4
> +
> +#define TEGRA194_AON_GPIO(port, offset) \
> + ((TEGRA194_AON_GPIO_PORT_##port * 8) + offset)
> +
> +#endif
> diff --git a/include/dt-bindings/reset/tegra194-reset.h b/include/dt-bindings/reset/tegra194-reset.h
> new file mode 100644
> index 000000000000..7c6afac99c4a
> --- /dev/null
> +++ b/include/dt-bindings/reset/tegra194-reset.h
> @@ -0,0 +1,40 @@
> +/*
> + * Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
> + *
> + * This program is free software; you can redistribute it and/or modify it
> + * under the terms and conditions of the GNU General Public License,
> + * version 2, as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope it will be useful, but WITHOUT
> + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
> + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
> + * more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program. If not, see <http://www.gnu.org/licenses/>.
SPDX
> + */
> +
> +#ifndef __ABI_MACH_T194_RESET_H
> +#define __ABI_MACH_T194_RESET_H
> +
> +#define TEGRA194_RESET_I2C1 24
> +#define TEGRA194_RESET_I2C2 29
> +#define TEGRA194_RESET_I2C3 30
> +#define TEGRA194_RESET_I2C4 31
> +#define TEGRA194_RESET_I2C6 32
> +#define TEGRA194_RESET_I2C7 33
> +#define TEGRA194_RESET_I2C8 34
> +#define TEGRA194_RESET_I2C9 35
> +#define TEGRA194_RESET_SDMMC1 82
> +#define TEGRA194_RESET_SDMMC3 84
> +#define TEGRA194_RESET_SDMMC4 85
> +#define TEGRA194_RESET_UARTA 100
> +#define TEGRA194_RESET_UARTB 101
> +#define TEGRA194_RESET_UARTC 102
> +#define TEGRA194_RESET_UARTD 103
> +#define TEGRA194_RESET_UARTE 104
> +#define TEGRA194_RESET_UARTF 105
> +#define TEGRA194_RESET_UARTG 106
> +#define TEGRA194_RESET_UARTH 107
> +
> +#endif
> --
> 2.1.4
>
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