linux_dsm_epyc7002/arch/arm/boot/dts/meson8.dtsi
Martin Blumenstingl 7e22d72834 ARM: dts: meson8: add the APB bus
Various peripherals (Mali GPU, NAND controller, VPU, etc.) are located
in the APB bus. Describe this bus so we can add devices to it.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2019-01-10 16:29:00 -08:00

546 lines
13 KiB
Plaintext

/*
* Copyright 2014 Carlo Caione <carlo@caione.org>
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
* licensing only applies to this file, and not this project as a
* whole.
*
* a) This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This library is distributed in the hope that 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/>.
*
* Or, alternatively,
*
* b) Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include <dt-bindings/clock/meson8b-clkc.h>
#include <dt-bindings/gpio/meson8-gpio.h>
#include <dt-bindings/reset/amlogic,meson8b-clkc-reset.h>
#include <dt-bindings/reset/amlogic,meson8b-reset.h>
#include "meson.dtsi"
/ {
model = "Amlogic Meson8 SoC";
compatible = "amlogic,meson8";
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu0: cpu@200 {
device_type = "cpu";
compatible = "arm,cortex-a9";
next-level-cache = <&L2>;
reg = <0x200>;
enable-method = "amlogic,meson8-smp";
resets = <&clkc CLKC_RESET_CPU0_SOFT_RESET>;
operating-points-v2 = <&cpu_opp_table>;
clocks = <&clkc CLKID_CPUCLK>;
};
cpu1: cpu@201 {
device_type = "cpu";
compatible = "arm,cortex-a9";
next-level-cache = <&L2>;
reg = <0x201>;
enable-method = "amlogic,meson8-smp";
resets = <&clkc CLKC_RESET_CPU1_SOFT_RESET>;
operating-points-v2 = <&cpu_opp_table>;
clocks = <&clkc CLKID_CPUCLK>;
};
cpu2: cpu@202 {
device_type = "cpu";
compatible = "arm,cortex-a9";
next-level-cache = <&L2>;
reg = <0x202>;
enable-method = "amlogic,meson8-smp";
resets = <&clkc CLKC_RESET_CPU2_SOFT_RESET>;
operating-points-v2 = <&cpu_opp_table>;
clocks = <&clkc CLKID_CPUCLK>;
};
cpu3: cpu@203 {
device_type = "cpu";
compatible = "arm,cortex-a9";
next-level-cache = <&L2>;
reg = <0x203>;
enable-method = "amlogic,meson8-smp";
resets = <&clkc CLKC_RESET_CPU3_SOFT_RESET>;
operating-points-v2 = <&cpu_opp_table>;
clocks = <&clkc CLKID_CPUCLK>;
};
};
cpu_opp_table: opp-table {
compatible = "operating-points-v2";
opp-shared;
opp-96000000 {
opp-hz = /bits/ 64 <96000000>;
opp-microvolt = <825000>;
};
opp-192000000 {
opp-hz = /bits/ 64 <192000000>;
opp-microvolt = <825000>;
};
opp-312000000 {
opp-hz = /bits/ 64 <312000000>;
opp-microvolt = <825000>;
};
opp-408000000 {
opp-hz = /bits/ 64 <408000000>;
opp-microvolt = <825000>;
};
opp-504000000 {
opp-hz = /bits/ 64 <504000000>;
opp-microvolt = <825000>;
};
opp-600000000 {
opp-hz = /bits/ 64 <600000000>;
opp-microvolt = <850000>;
};
opp-720000000 {
opp-hz = /bits/ 64 <720000000>;
opp-microvolt = <850000>;
};
opp-816000000 {
opp-hz = /bits/ 64 <816000000>;
opp-microvolt = <875000>;
};
opp-1008000000 {
opp-hz = /bits/ 64 <1008000000>;
opp-microvolt = <925000>;
};
opp-1200000000 {
opp-hz = /bits/ 64 <1200000000>;
opp-microvolt = <975000>;
};
opp-1416000000 {
opp-hz = /bits/ 64 <1416000000>;
opp-microvolt = <1025000>;
};
opp-1608000000 {
opp-hz = /bits/ 64 <1608000000>;
opp-microvolt = <1100000>;
};
opp-1800000000 {
status = "disabled";
opp-hz = /bits/ 64 <1800000000>;
opp-microvolt = <1125000>;
};
opp-1992000000 {
status = "disabled";
opp-hz = /bits/ 64 <1992000000>;
opp-microvolt = <1150000>;
};
};
pmu {
compatible = "arm,cortex-a9-pmu";
interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>;
interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
};
reserved-memory {
#address-cells = <1>;
#size-cells = <1>;
ranges;
/* 2 MiB reserved for Hardware ROM Firmware? */
hwrom@0 {
reg = <0x0 0x200000>;
no-map;
};
/*
* 1 MiB reserved for the "ARM Power Firmware": this is ARM
* code which is responsible for system suspend. It loads a
* piece of ARC code ("arc_power" in the vendor u-boot tree)
* into SRAM, executes that and shuts down the (last) ARM core.
* The arc_power firmware then checks various wakeup sources
* (IR remote receiver, HDMI CEC, WIFI and Bluetooth wakeup or
* simply the power key) and re-starts the ARM core once it
* detects a wakeup request.
*/
power-firmware@4f00000 {
reg = <0x4f00000 0x100000>;
no-map;
};
};
apb: bus@d0000000 {
compatible = "simple-bus";
reg = <0xd0000000 0x200000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x0 0xd0000000 0x200000>;
};
}; /* end of / */
&aobus {
pmu: pmu@e0 {
compatible = "amlogic,meson8-pmu", "syscon";
reg = <0xe0 0x8>;
};
pinctrl_aobus: pinctrl@84 {
compatible = "amlogic,meson8-aobus-pinctrl";
reg = <0x84 0xc>;
#address-cells = <1>;
#size-cells = <1>;
ranges;
gpio_ao: ao-bank@14 {
reg = <0x14 0x4>,
<0x2c 0x4>,
<0x24 0x8>;
reg-names = "mux", "pull", "gpio";
gpio-controller;
#gpio-cells = <2>;
gpio-ranges = <&pinctrl_aobus 0 0 16>;
};
uart_ao_a_pins: uart_ao_a {
mux {
groups = "uart_tx_ao_a", "uart_rx_ao_a";
function = "uart_ao";
bias-disable;
};
};
i2c_ao_pins: i2c_mst_ao {
mux {
groups = "i2c_mst_sck_ao", "i2c_mst_sda_ao";
function = "i2c_mst_ao";
bias-disable;
};
};
ir_recv_pins: remote {
mux {
groups = "remote_input";
function = "remote";
bias-disable;
};
};
pwm_f_ao_pins: pwm-f-ao {
mux {
groups = "pwm_f_ao";
function = "pwm_f_ao";
bias-disable;
};
};
};
};
&cbus {
clkc: clock-controller@4000 {
#clock-cells = <1>;
#reset-cells = <1>;
compatible = "amlogic,meson8-clkc";
reg = <0x8000 0x4>, <0x4000 0x400>;
};
reset: reset-controller@4404 {
compatible = "amlogic,meson8b-reset";
reg = <0x4404 0x9c>;
#reset-cells = <1>;
};
analog_top: analog-top@81a8 {
compatible = "amlogic,meson8-analog-top", "syscon";
reg = <0x81a8 0x14>;
};
pwm_ef: pwm@86c0 {
compatible = "amlogic,meson8-pwm", "amlogic,meson8b-pwm";
reg = <0x86c0 0x10>;
#pwm-cells = <3>;
status = "disabled";
};
pinctrl_cbus: pinctrl@9880 {
compatible = "amlogic,meson8-cbus-pinctrl";
reg = <0x9880 0x10>;
#address-cells = <1>;
#size-cells = <1>;
ranges;
gpio: banks@80b0 {
reg = <0x80b0 0x28>,
<0x80e8 0x18>,
<0x8120 0x18>,
<0x8030 0x30>;
reg-names = "mux", "pull", "pull-enable", "gpio";
gpio-controller;
#gpio-cells = <2>;
gpio-ranges = <&pinctrl_cbus 0 0 120>;
};
sd_a_pins: sd-a {
mux {
groups = "sd_d0_a", "sd_d1_a", "sd_d2_a",
"sd_d3_a", "sd_clk_a", "sd_cmd_a";
function = "sd_a";
bias-disable;
};
};
sd_b_pins: sd-b {
mux {
groups = "sd_d0_b", "sd_d1_b", "sd_d2_b",
"sd_d3_b", "sd_clk_b", "sd_cmd_b";
function = "sd_b";
bias-disable;
};
};
sd_c_pins: sd-c {
mux {
groups = "sd_d0_c", "sd_d1_c", "sd_d2_c",
"sd_d3_c", "sd_clk_c", "sd_cmd_c";
function = "sd_c";
bias-disable;
};
};
spi_nor_pins: nor {
mux {
groups = "nor_d", "nor_q", "nor_c", "nor_cs";
function = "nor";
bias-disable;
};
};
eth_pins: ethernet {
mux {
groups = "eth_tx_clk_50m", "eth_tx_en",
"eth_txd1", "eth_txd0",
"eth_rx_clk_in", "eth_rx_dv",
"eth_rxd1", "eth_rxd0", "eth_mdio",
"eth_mdc";
function = "ethernet";
bias-disable;
};
};
pwm_e_pins: pwm-e {
mux {
groups = "pwm_e";
function = "pwm_e";
bias-disable;
};
};
uart_a1_pins: uart-a1 {
mux {
groups = "uart_tx_a1",
"uart_rx_a1";
function = "uart_a";
bias-disable;
};
};
uart_a1_cts_rts_pins: uart-a1-cts-rts {
mux {
groups = "uart_cts_a1",
"uart_rts_a1";
function = "uart_a";
bias-disable;
};
};
};
};
&ahb_sram {
smp-sram@1ff80 {
compatible = "amlogic,meson8-smp-sram";
reg = <0x1ff80 0x8>;
};
};
&efuse {
compatible = "amlogic,meson8-efuse";
clocks = <&clkc CLKID_EFUSE>;
clock-names = "core";
};
&ethmac {
clocks = <&clkc CLKID_ETH>;
clock-names = "stmmaceth";
};
&gpio_intc {
compatible = "amlogic,meson8-gpio-intc", "amlogic,meson-gpio-intc";
status = "okay";
};
&hwrng {
compatible = "amlogic,meson8-rng", "amlogic,meson-rng";
clocks = <&clkc CLKID_RNG0>;
clock-names = "core";
};
&i2c_AO {
clocks = <&clkc CLKID_CLK81>;
};
&i2c_A {
clocks = <&clkc CLKID_CLK81>;
};
&i2c_B {
clocks = <&clkc CLKID_CLK81>;
};
&L2 {
arm,data-latency = <3 3 3>;
arm,tag-latency = <2 2 2>;
arm,filter-ranges = <0x100000 0xc0000000>;
prefetch-data = <1>;
prefetch-instr = <1>;
arm,shared-override;
};
&periph {
scu@0 {
compatible = "arm,cortex-a9-scu";
reg = <0x0 0x100>;
};
timer@200 {
compatible = "arm,cortex-a9-global-timer";
reg = <0x200 0x20>;
interrupts = <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_EDGE_RISING)>;
clocks = <&clkc CLKID_PERIPH>;
/*
* the arm_global_timer driver currently does not handle clock
* rate changes. Keep it disabled for now.
*/
status = "disabled";
};
timer@600 {
compatible = "arm,cortex-a9-twd-timer";
reg = <0x600 0x20>;
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_EDGE_RISING)>;
clocks = <&clkc CLKID_PERIPH>;
};
};
&pwm_ab {
compatible = "amlogic,meson8-pwm", "amlogic,meson8b-pwm";
};
&pwm_cd {
compatible = "amlogic,meson8-pwm", "amlogic,meson8b-pwm";
};
&saradc {
compatible = "amlogic,meson8-saradc", "amlogic,meson-saradc";
clocks = <&clkc CLKID_XTAL>,
<&clkc CLKID_SAR_ADC>;
clock-names = "clkin", "core";
};
&sdio {
compatible = "amlogic,meson8-sdio", "amlogic,meson-mx-sdio";
clocks = <&clkc CLKID_SDIO>, <&clkc CLKID_CLK81>;
clock-names = "core", "clkin";
};
&spifc {
clocks = <&clkc CLKID_CLK81>;
};
&timer_abcde {
clocks = <&clkc CLKID_XTAL>, <&clkc CLKID_CLK81>;
clock-names = "xtal", "pclk";
};
&uart_AO {
compatible = "amlogic,meson8-uart", "amlogic,meson-uart";
clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_XTAL>, <&clkc CLKID_CLK81>;
clock-names = "baud", "xtal", "pclk";
};
&uart_A {
compatible = "amlogic,meson8-uart", "amlogic,meson-uart";
clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_XTAL>, <&clkc CLKID_UART0>;
clock-names = "baud", "xtal", "pclk";
};
&uart_B {
compatible = "amlogic,meson8-uart", "amlogic,meson-uart";
clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_XTAL>, <&clkc CLKID_UART1>;
clock-names = "baud", "xtal", "pclk";
};
&uart_C {
compatible = "amlogic,meson8-uart", "amlogic,meson-uart";
clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_XTAL>, <&clkc CLKID_UART2>;
clock-names = "baud", "xtal", "pclk";
};
&usb0 {
compatible = "amlogic,meson8-usb", "snps,dwc2";
clocks = <&clkc CLKID_USB0_DDR_BRIDGE>;
clock-names = "otg";
};
&usb1 {
compatible = "amlogic,meson8-usb", "snps,dwc2";
clocks = <&clkc CLKID_USB1_DDR_BRIDGE>;
clock-names = "otg";
};
&usb0_phy {
compatible = "amlogic,meson8-usb2-phy", "amlogic,meson-mx-usb2-phy";
clocks = <&clkc CLKID_USB>, <&clkc CLKID_USB0>;
clock-names = "usb_general", "usb";
resets = <&reset RESET_USB_OTG>;
};
&usb1_phy {
compatible = "amlogic,meson8-usb2-phy", "amlogic,meson-mx-usb2-phy";
clocks = <&clkc CLKID_USB>, <&clkc CLKID_USB1>;
clock-names = "usb_general", "usb";
resets = <&reset RESET_USB_OTG>;
};