arm64: dts: mediatek: Initial mt8365-evk support
authorFabien Parent <fparent@baylibre.com>
Thu, 9 Mar 2023 21:35:01 +0000 (22:35 +0100)
committerMatthias Brugger <matthias.bgg@gmail.com>
Wed, 22 Mar 2023 14:40:35 +0000 (15:40 +0100)
This adds minimal support for the Mediatek 8365 SOC and the EVK reference
board, allowing the board to boot to initramfs with serial port I/O.

Signed-off-by: Fabien Parent <fparent@baylibre.com>
[bero@baylibre.com: Removed parts depending on drivers that aren't upstream yet, cleanups, add CPU cache layout, add systimer, fix GIC]
Signed-off-by: Bernhard Rosenkränzer <bero@baylibre.com>
[aouledameur@baylibre.com: Fix systimer properties]
Signed-off-by: Amjad Ouled-Ameur <aouledameur@baylibre.com>
Signed-off-by: Alexandre Mergnat <amergnat@baylibre.com>
Tested-by: Kevin Hilman <khilman@baylibre.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230309213501.794764-4-bero@baylibre.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
arch/arm64/boot/dts/mediatek/Makefile
arch/arm64/boot/dts/mediatek/mt8365-evk.dts [new file with mode: 0644]
arch/arm64/boot/dts/mediatek/mt8365.dtsi [new file with mode: 0644]

index d5cd7b3e09cf5cbec4d6911a877abb26837a8142..c99c3372a4b5eb9a64cc64e375e086f770718352 100644 (file)
@@ -52,4 +52,5 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt8195-cherry-tomato-r2.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8195-cherry-tomato-r3.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8195-demo.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8195-evb.dtb
+dtb-$(CONFIG_ARCH_MEDIATEK) += mt8365-evk.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8516-pumpkin.dtb
diff --git a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
new file mode 100644 (file)
index 0000000..4683704
--- /dev/null
@@ -0,0 +1,168 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2021-2022 BayLibre, SAS.
+ * Authors:
+ * Fabien Parent <fparent@baylibre.com>
+ * Bernhard Rosenkränzer <bero@baylibre.com>
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/pinctrl/mt8365-pinfunc.h>
+#include "mt8365.dtsi"
+
+/ {
+       model = "MediaTek MT8365 Open Platform EVK";
+       compatible = "mediatek,mt8365-evk", "mediatek,mt8365";
+
+       aliases {
+               serial0 = &uart0;
+       };
+
+       chosen {
+               stdout-path = "serial0:921600n8";
+       };
+
+       firmware {
+               optee {
+                       compatible = "linaro,optee-tz";
+                       method = "smc";
+               };
+       };
+
+       gpio-keys {
+               compatible = "gpio-keys";
+               pinctrl-names = "default";
+               pinctrl-0 = <&gpio_keys>;
+
+               key-volume-up {
+                       gpios = <&pio 24 GPIO_ACTIVE_LOW>;
+                       label = "volume_up";
+                       linux,code = <KEY_VOLUMEUP>;
+                       wakeup-source;
+                       debounce-interval = <15>;
+               };
+       };
+
+       memory@40000000 {
+               device_type = "memory";
+               reg = <0 0x40000000 0 0xc0000000>;
+       };
+
+       usb_otg_vbus: regulator-0 {
+               compatible = "regulator-fixed";
+               regulator-name = "otg_vbus";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               gpio = <&pio 16 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+       };
+
+       reserved-memory {
+               #address-cells = <2>;
+               #size-cells = <2>;
+               ranges;
+
+               /* 128 KiB reserved for ARM Trusted Firmware (BL31) */
+               bl31_secmon_reserved: secmon@43000000 {
+                       no-map;
+                       reg = <0 0x43000000 0 0x20000>;
+               };
+
+               /* 12 MiB reserved for OP-TEE (BL32)
+                * +-----------------------+ 0x43e0_0000
+                * |      SHMEM 2MiB       |
+                * +-----------------------+ 0x43c0_0000
+                * |        | TA_RAM  8MiB |
+                * + TZDRAM +--------------+ 0x4340_0000
+                * |        | TEE_RAM 2MiB |
+                * +-----------------------+ 0x4320_0000
+                */
+               optee_reserved: optee@43200000 {
+                       no-map;
+                       reg = <0 0x43200000 0 0x00c00000>;
+               };
+       };
+};
+
+&pio {
+       gpio_keys: gpio-keys-pins {
+               pins {
+                       pinmux = <MT8365_PIN_24_KPCOL0__FUNC_KPCOL0>;
+                       bias-pull-up;
+                       input-enable;
+               };
+       };
+
+       uart0_pins: uart0-pins {
+               pins {
+                       pinmux = <MT8365_PIN_35_URXD0__FUNC_URXD0>,
+                                <MT8365_PIN_36_UTXD0__FUNC_UTXD0>;
+               };
+       };
+
+       uart1_pins: uart1-pins {
+               pins {
+                       pinmux = <MT8365_PIN_37_URXD1__FUNC_URXD1>,
+                                <MT8365_PIN_38_UTXD1__FUNC_UTXD1>;
+               };
+       };
+
+       uart2_pins: uart2-pins {
+               pins {
+                       pinmux = <MT8365_PIN_39_URXD2__FUNC_URXD2>,
+                                <MT8365_PIN_40_UTXD2__FUNC_UTXD2>;
+               };
+       };
+
+       usb_pins: usb-pins {
+               id-pins {
+                       pinmux = <MT8365_PIN_17_GPIO17__FUNC_GPIO17>;
+                       input-enable;
+                       bias-pull-up;
+               };
+
+               usb0-vbus-pins {
+                       pinmux = <MT8365_PIN_16_GPIO16__FUNC_USB_DRVVBUS>;
+                       output-high;
+               };
+
+               usb1-vbus-pins {
+                       pinmux = <MT8365_PIN_18_GPIO18__FUNC_GPIO18>;
+                       output-high;
+               };
+       };
+
+       pwm_pins: pwm-pins {
+               pins {
+                       pinmux = <MT8365_PIN_19_DISP_PWM__FUNC_PWM_A>,
+                                <MT8365_PIN_116_I2S_BCK__FUNC_PWM_C>;
+               };
+       };
+};
+
+&pwm {
+       pinctrl-0 = <&pwm_pins>;
+       pinctrl-names = "default";
+       status = "okay";
+};
+
+&uart0 {
+       pinctrl-0 = <&uart0_pins>;
+       pinctrl-names = "default";
+       status = "okay";
+};
+
+&uart1 {
+       pinctrl-0 = <&uart1_pins>;
+       pinctrl-names = "default";
+       status = "okay";
+};
+
+&uart2 {
+       pinctrl-0 = <&uart2_pins>;
+       pinctrl-names = "default";
+       status = "okay";
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt8365.dtsi b/arch/arm64/boot/dts/mediatek/mt8365.dtsi
new file mode 100644 (file)
index 0000000..351197c
--- /dev/null
@@ -0,0 +1,377 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * (C) 2018 MediaTek Inc.
+ * Copyright (C) 2022 BayLibre SAS
+ * Fabien Parent <fparent@baylibre.com>
+ * Bernhard Rosenkränzer <bero@baylibre.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8365-clk.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/phy/phy.h>
+
+/ {
+       compatible = "mediatek,mt8365";
+       interrupt-parent = <&sysirq>;
+       #address-cells = <2>;
+       #size-cells = <2>;
+
+       cpus {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               cpu-map {
+                       cluster0 {
+                               core0 {
+                                       cpu = <&cpu0>;
+                               };
+                               core1 {
+                                       cpu = <&cpu1>;
+                               };
+                               core2 {
+                                       cpu = <&cpu2>;
+                               };
+                               core3 {
+                                       cpu = <&cpu3>;
+                               };
+                       };
+               };
+
+               cpu0: cpu@0 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a53";
+                       reg = <0x0>;
+                       #cooling-cells = <2>;
+                       enable-method = "psci";
+                       i-cache-size = <0x8000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <256>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <256>;
+                       next-level-cache = <&l2>;
+               };
+
+               cpu1: cpu@1 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a53";
+                       reg = <0x1>;
+                       #cooling-cells = <2>;
+                       enable-method = "psci";
+                       i-cache-size = <0x8000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <256>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <256>;
+                       next-level-cache = <&l2>;
+               };
+
+               cpu2: cpu@2 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a53";
+                       reg = <0x2>;
+                       #cooling-cells = <2>;
+                       enable-method = "psci";
+                       i-cache-size = <0x8000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <256>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <256>;
+                       next-level-cache = <&l2>;
+               };
+
+               cpu3: cpu@3 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a53";
+                       reg = <0x3>;
+                       #cooling-cells = <2>;
+                       enable-method = "psci";
+                       i-cache-size = <0x8000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <256>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <256>;
+                       next-level-cache = <&l2>;
+               };
+
+               l2: l2-cache {
+                       compatible = "cache";
+                       cache-level = <2>;
+                       cache-size = <0x80000>;
+                       cache-line-size = <64>;
+                       cache-sets = <512>;
+                       cache-unified;
+               };
+       };
+
+       clk26m: oscillator {
+               compatible = "fixed-clock";
+               #clock-cells = <0>;
+               clock-frequency = <26000000>;
+               clock-output-names = "clk26m";
+       };
+
+       psci {
+               compatible = "arm,psci-1.0";
+               method = "smc";
+       };
+
+       soc {
+               #address-cells = <2>;
+               #size-cells = <2>;
+               compatible = "simple-bus";
+               ranges;
+
+               gic: interrupt-controller@c000000 {
+                       compatible = "arm,gic-v3";
+                       #interrupt-cells = <3>;
+                       interrupt-parent = <&gic>;
+                       interrupt-controller;
+                       reg = <0 0x0c000000 0 0x10000>, /* GICD */
+                             <0 0x0c080000 0 0x80000>, /* GICR */
+                             <0 0x0c400000 0 0x2000>,  /* GICC */
+                             <0 0x0c410000 0 0x1000>,  /* GICH */
+                             <0 0x0c420000 0 0x2000>;  /* GICV */
+
+                       interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+               };
+
+               topckgen: syscon@10000000 {
+                       compatible = "mediatek,mt8365-topckgen", "syscon";
+                       reg = <0 0x10000000 0 0x1000>;
+                       #clock-cells = <1>;
+               };
+
+               infracfg: syscon@10001000 {
+                       compatible = "mediatek,mt8365-infracfg", "syscon";
+                       reg = <0 0x10001000 0 0x1000>;
+                       #clock-cells = <1>;
+               };
+
+               pericfg: syscon@10003000 {
+                       compatible = "mediatek,mt8365-pericfg", "syscon";
+                       reg = <0 0x10003000 0 0x1000>;
+                       #clock-cells = <1>;
+               };
+
+               syscfg_pctl: syscfg-pctl@10005000 {
+                       compatible = "mediatek,mt8365-syscfg", "syscon";
+                       reg = <0 0x10005000 0 0x1000>;
+               };
+
+               pio: pinctrl@1000b000 {
+                       compatible = "mediatek,mt8365-pinctrl";
+                       reg = <0 0x1000b000 0 0x1000>;
+                       mediatek,pctl-regmap = <&syscfg_pctl>;
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+                       interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>;
+               };
+
+               apmixedsys: syscon@1000c000 {
+                       compatible = "mediatek,mt8365-apmixedsys", "syscon";
+                       reg = <0 0x1000c000 0 0x1000>;
+                       #clock-cells = <1>;
+               };
+
+               keypad: keypad@10010000 {
+                       compatible = "mediatek,mt6779-keypad";
+                       reg = <0 0x10010000 0 0x1000>;
+                       wakeup-source;
+                       interrupts = <GIC_SPI 124 IRQ_TYPE_EDGE_FALLING>;
+                       clocks = <&clk26m>;
+                       clock-names = "kpd";
+                       status = "disabled";
+               };
+
+               mcucfg: syscon@10200000 {
+                       compatible = "mediatek,mt8365-mcucfg", "syscon";
+                       reg = <0 0x10200000 0 0x2000>;
+                       #clock-cells = <1>;
+               };
+
+               sysirq: interrupt-controller@10200a80 {
+                       compatible = "mediatek,mt8365-sysirq", "mediatek,mt6577-sysirq";
+                       interrupt-controller;
+                       #interrupt-cells = <3>;
+                       interrupt-parent = <&gic>;
+                       reg = <0 0x10200a80 0 0x20>;
+               };
+
+               infracfg_nao: infracfg@1020e000 {
+                       compatible = "mediatek,mt8365-infracfg", "syscon";
+                       reg = <0 0x1020e000 0 0x1000>;
+                       #clock-cells = <1>;
+               };
+
+               rng: rng@1020f000 {
+                       compatible = "mediatek,mt8365-rng", "mediatek,mt7623-rng";
+                       reg = <0 0x1020f000 0 0x100>;
+                       clocks = <&infracfg CLK_IFR_TRNG>;
+                       clock-names = "rng";
+               };
+
+               apdma: dma-controller@11000280 {
+                       compatible = "mediatek,mt8365-uart-dma", "mediatek,mt6577-uart-dma";
+                       reg = <0 0x11000280 0 0x80>,
+                             <0 0x11000300 0 0x80>,
+                             <0 0x11000380 0 0x80>,
+                             <0 0x11000400 0 0x80>,
+                             <0 0x11000580 0 0x80>,
+                             <0 0x11000600 0 0x80>;
+                       interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_LOW>,
+                                    <GIC_SPI 46 IRQ_TYPE_LEVEL_LOW>,
+                                    <GIC_SPI 47 IRQ_TYPE_LEVEL_LOW>,
+                                    <GIC_SPI 48 IRQ_TYPE_LEVEL_LOW>,
+                                    <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>,
+                                    <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>;
+                       dma-requests = <6>;
+                       clocks = <&infracfg CLK_IFR_AP_DMA>;
+                       clock-names = "apdma";
+                       #dma-cells = <1>;
+               };
+
+               uart0: serial@11002000 {
+                       compatible = "mediatek,mt8365-uart", "mediatek,mt6577-uart";
+                       reg = <0 0x11002000 0 0x1000>;
+                       interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_LOW>;
+                       clocks = <&clk26m>, <&infracfg CLK_IFR_UART0>;
+                       clock-names = "baud", "bus";
+                       dmas = <&apdma 0>, <&apdma 1>;
+                       dma-names = "tx", "rx";
+                       status = "disabled";
+               };
+
+               uart1: serial@11003000 {
+                       compatible = "mediatek,mt8365-uart", "mediatek,mt6577-uart";
+                       reg = <0 0x11003000 0 0x1000>;
+                       interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_LOW>;
+                       clocks = <&clk26m>, <&infracfg CLK_IFR_UART1>;
+                       clock-names = "baud", "bus";
+                       dmas = <&apdma 2>, <&apdma 3>;
+                       dma-names = "tx", "rx";
+                       status = "disabled";
+               };
+
+               uart2: serial@11004000 {
+                       compatible = "mediatek,mt8365-uart", "mediatek,mt6577-uart";
+                       reg = <0 0x11004000 0 0x1000>;
+                       interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_LOW>;
+                       clocks = <&clk26m>, <&infracfg CLK_IFR_UART2>;
+                       clock-names = "baud", "bus";
+                       dmas = <&apdma 4>, <&apdma 5>;
+                       dma-names = "tx", "rx";
+                       status = "disabled";
+               };
+
+               pwm: pwm@11006000 {
+                       compatible = "mediatek,mt8365-pwm";
+                       reg = <0 0x11006000 0 0x1000>;
+                       #pwm-cells = <2>;
+                       interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_LOW>;
+                       clocks = <&infracfg CLK_IFR_PWM_HCLK>,
+                                <&infracfg CLK_IFR_PWM>,
+                                <&infracfg CLK_IFR_PWM1>,
+                                <&infracfg CLK_IFR_PWM2>,
+                                <&infracfg CLK_IFR_PWM3>;
+                       clock-names = "top", "main", "pwm1", "pwm2", "pwm3";
+               };
+
+               spi: spi@1100a000 {
+                       compatible = "mediatek,mt8365-spi", "mediatek,mt7622-spi";
+                       reg = <0 0x1100a000 0 0x100>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       interrupts = <GIC_SPI 62 IRQ_TYPE_LEVEL_LOW>;
+                       clocks = <&topckgen CLK_TOP_UNIVPLL2_D4>,
+                                <&topckgen CLK_TOP_SPI_SEL>,
+                                <&infracfg CLK_IFR_SPI0>;
+                       clock-names = "parent-clk", "sel-clk", "spi-clk";
+                       status = "disabled";
+               };
+
+               ssusb: usb@11201000 {
+                       compatible = "mediatek,mt8365-mtu3", "mediatek,mtu3";
+                       reg = <0 0x11201000 0 0x2e00>, <0 0x11203e00 0 0x0100>;
+                       reg-names = "mac", "ippc";
+                       interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_LOW>;
+                       phys = <&u2port0 PHY_TYPE_USB2>,
+                              <&u2port1 PHY_TYPE_USB2>;
+                       clocks = <&topckgen CLK_TOP_SSUSB_TOP_CK_EN>,
+                                <&infracfg CLK_IFR_SSUSB_REF>,
+                                <&infracfg CLK_IFR_SSUSB_SYS>,
+                                <&infracfg CLK_IFR_ICUSB>;
+                       clock-names = "sys_ck", "ref_ck", "mcu_ck", "dma_ck";
+                       #address-cells = <2>;
+                       #size-cells = <2>;
+                       ranges;
+                       status = "disabled";
+
+                       usb_host: usb@11200000 {
+                               compatible = "mediatek,mt8365-xhci", "mediatek,mtk-xhci";
+                               reg = <0 0x11200000 0 0x1000>;
+                               reg-names = "mac";
+                               interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_LOW>;
+                               clocks = <&topckgen CLK_TOP_SSUSB_TOP_CK_EN>,
+                                        <&infracfg CLK_IFR_SSUSB_REF>,
+                                        <&infracfg CLK_IFR_SSUSB_SYS>,
+                                        <&infracfg CLK_IFR_ICUSB>,
+                                        <&infracfg CLK_IFR_SSUSB_XHCI>;
+                               clock-names = "sys_ck", "ref_ck", "mcu_ck",
+                                             "dma_ck", "xhci_ck";
+                               status = "disabled";
+                       };
+               };
+
+               u3phy: t-phy@11cc0000 {
+                       compatible = "mediatek,mt8365-tphy", "mediatek,generic-tphy-v2";
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       ranges = <0 0 0x11cc0000 0x9000>;
+
+                       u2port0: usb-phy@0 {
+                               reg = <0x0 0x400>;
+                               clocks = <&topckgen CLK_TOP_SSUSB_PHY_CK_EN>,
+                                        <&topckgen CLK_TOP_USB20_48M_EN>;
+                               clock-names = "ref", "da_ref";
+                               #phy-cells = <1>;
+                       };
+
+                       u2port1: usb-phy@1000 {
+                               reg = <0x1000 0x400>;
+                               clocks = <&topckgen CLK_TOP_SSUSB_PHY_CK_EN>,
+                                        <&topckgen CLK_TOP_USB20_48M_EN>;
+                               clock-names = "ref", "da_ref";
+                               #phy-cells = <1>;
+                       };
+               };
+       };
+
+       timer {
+               compatible = "arm,armv8-timer";
+               interrupt-parent = <&gic>;
+               interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
+                            <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>,
+                            <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>,
+                            <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>;
+       };
+
+       system_clk: dummy13m {
+               compatible = "fixed-clock";
+               clock-frequency = <13000000>;
+               #clock-cells = <0>;
+       };
+
+       systimer: timer@10017000 {
+               compatible = "mediatek,mt8365-systimer", "mediatek,mt6765-timer";
+               reg = <0 0x10017000 0 0x100>;
+               interrupts = <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&system_clk>;
+               clock-names = "clk13m";
+       };
+};