From 2145bb687e3fdb128066872fd952f4563d89177e Mon Sep 17 00:00:00 2001 From: Daire McNamara Date: Thu, 16 Dec 2021 14:00:21 +0000 Subject: [PATCH 01/12] dt-bindings: clk: microchip: Add Microchip PolarFire host binding Add device tree bindings for the Microchip PolarFire system clock controller Signed-off-by: Daire McNamara Signed-off-by: Conor Dooley Reviewed-by: Geert Uytterhoeven Reviewed-by: Rob Herring Link: https://lore.kernel.org/r/20211216140022.16146-2-conor.dooley@microchip.com Signed-off-by: Stephen Boyd --- .../bindings/clock/microchip,mpfs.yaml | 58 +++++++++++++++++++ .../dt-bindings/clock/microchip,mpfs-clock.h | 45 ++++++++++++++ 2 files changed, 103 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/microchip,mpfs.yaml create mode 100644 include/dt-bindings/clock/microchip,mpfs-clock.h diff --git a/Documentation/devicetree/bindings/clock/microchip,mpfs.yaml b/Documentation/devicetree/bindings/clock/microchip,mpfs.yaml new file mode 100644 index 000000000000..0c15afa2214c --- /dev/null +++ b/Documentation/devicetree/bindings/clock/microchip,mpfs.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/microchip,mpfs.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip PolarFire Clock Control Module Binding + +maintainers: + - Daire McNamara + +description: | + Microchip PolarFire clock control (CLKCFG) is an integrated clock controller, + which gates and enables all peripheral clocks. + + This device tree binding describes 33 gate clocks. Clocks are referenced by + user nodes by the CLKCFG node phandle and the clock index in the group, from + 0 to 32. + +properties: + compatible: + const: microchip,mpfs-clkcfg + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + '#clock-cells': + const: 1 + description: | + The clock consumer should specify the desired clock by having the clock + ID in its "clocks" phandle cell. See include/dt-bindings/clock/microchip,mpfs-clock.h + for the full list of PolarFire clock IDs. + +required: + - compatible + - reg + - clocks + - '#clock-cells' + +additionalProperties: false + +examples: + # Clock Config node: + - | + #include + soc { + #address-cells = <2>; + #size-cells = <2>; + clkcfg: clock-controller@20002000 { + compatible = "microchip,mpfs-clkcfg"; + reg = <0x0 0x20002000 0x0 0x1000>; + clocks = <&ref>; + #clock-cells = <1>; + }; + }; diff --git a/include/dt-bindings/clock/microchip,mpfs-clock.h b/include/dt-bindings/clock/microchip,mpfs-clock.h new file mode 100644 index 000000000000..73f2a9324857 --- /dev/null +++ b/include/dt-bindings/clock/microchip,mpfs-clock.h @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Daire McNamara, + * Copyright (C) 2020 Microchip Technology Inc. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_MICROCHIP_MPFS_H_ +#define _DT_BINDINGS_CLK_MICROCHIP_MPFS_H_ + +#define CLK_CPU 0 +#define CLK_AXI 1 +#define CLK_AHB 2 + +#define CLK_ENVM 3 +#define CLK_MAC0 4 +#define CLK_MAC1 5 +#define CLK_MMC 6 +#define CLK_TIMER 7 +#define CLK_MMUART0 8 +#define CLK_MMUART1 9 +#define CLK_MMUART2 10 +#define CLK_MMUART3 11 +#define CLK_MMUART4 12 +#define CLK_SPI0 13 +#define CLK_SPI1 14 +#define CLK_I2C0 15 +#define CLK_I2C1 16 +#define CLK_CAN0 17 +#define CLK_CAN1 18 +#define CLK_USB 19 +#define CLK_RESERVED 20 +#define CLK_RTC 21 +#define CLK_QSPI 22 +#define CLK_GPIO0 23 +#define CLK_GPIO1 24 +#define CLK_GPIO2 25 +#define CLK_DDRC 26 +#define CLK_FIC0 27 +#define CLK_FIC1 28 +#define CLK_FIC2 29 +#define CLK_FIC3 30 +#define CLK_ATHENA 31 +#define CLK_CFM 32 + +#endif /* _DT_BINDINGS_CLK_MICROCHIP_MPFS_H_ */ From 213556235526abffe4b7fdec2aabf4d751a7c0f9 Mon Sep 17 00:00:00 2001 From: Conor Dooley Date: Mon, 14 Feb 2022 13:58:31 +0000 Subject: [PATCH 02/12] dt-bindings: soc/microchip: update syscontroller compatibles The Polarfire SoC is currently using two different compatible string prefixes. Fix this by changing "polarfire-soc-*" strings to "mpfs-*" in its system controller in order to match the compatible string used in the soc binding and device tree Reviewed-by: Geert Uytterhoeven Signed-off-by: Conor Dooley Acked-by: Rob Herring Acked-by: Palmer Dabbelt Signed-off-by: Palmer Dabbelt --- ...larfire-soc-mailbox.yaml => microchip,mpfs-mailbox.yaml} | 6 +++--- ...s-controller.yaml => microchip,mpfs-sys-controller.yaml} | 6 +++--- 2 files changed, 6 insertions(+), 6 deletions(-) rename Documentation/devicetree/bindings/mailbox/{microchip,polarfire-soc-mailbox.yaml => microchip,mpfs-mailbox.yaml} (82%) rename Documentation/devicetree/bindings/soc/microchip/{microchip,polarfire-soc-sys-controller.yaml => microchip,mpfs-sys-controller.yaml} (75%) diff --git a/Documentation/devicetree/bindings/mailbox/microchip,polarfire-soc-mailbox.yaml b/Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml similarity index 82% rename from Documentation/devicetree/bindings/mailbox/microchip,polarfire-soc-mailbox.yaml rename to Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml index bbb173ea483c..082d397d3e89 100644 --- a/Documentation/devicetree/bindings/mailbox/microchip,polarfire-soc-mailbox.yaml +++ b/Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml @@ -1,7 +1,7 @@ # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- -$id: "http://devicetree.org/schemas/mailbox/microchip,polarfire-soc-mailbox.yaml#" +$id: "http://devicetree.org/schemas/mailbox/microchip,mpfs-mailbox.yaml#" $schema: "http://devicetree.org/meta-schemas/core.yaml#" title: Microchip PolarFire SoC (MPFS) MSS (microprocessor subsystem) mailbox controller @@ -11,7 +11,7 @@ maintainers: properties: compatible: - const: microchip,polarfire-soc-mailbox + const: microchip,mpfs-mailbox reg: items: @@ -38,7 +38,7 @@ examples: #address-cells = <2>; #size-cells = <2>; mbox: mailbox@37020000 { - compatible = "microchip,polarfire-soc-mailbox"; + compatible = "microchip,mpfs-mailbox"; reg = <0x0 0x37020000 0x0 0x1000>, <0x0 0x2000318c 0x0 0x40>; interrupt-parent = <&L1>; interrupts = <96>; diff --git a/Documentation/devicetree/bindings/soc/microchip/microchip,polarfire-soc-sys-controller.yaml b/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs-sys-controller.yaml similarity index 75% rename from Documentation/devicetree/bindings/soc/microchip/microchip,polarfire-soc-sys-controller.yaml rename to Documentation/devicetree/bindings/soc/microchip/microchip,mpfs-sys-controller.yaml index 2cd3bc6bd8d6..f699772fedf3 100644 --- a/Documentation/devicetree/bindings/soc/microchip/microchip,polarfire-soc-sys-controller.yaml +++ b/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs-sys-controller.yaml @@ -1,7 +1,7 @@ # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- -$id: "http://devicetree.org/schemas/soc/microchip/microchip,polarfire-soc-sys-controller.yaml#" +$id: "http://devicetree.org/schemas/soc/microchip/microchip,mpfs-sys-controller.yaml#" $schema: "http://devicetree.org/meta-schemas/core.yaml#" title: Microchip PolarFire SoC (MPFS) MSS (microprocessor subsystem) system controller @@ -19,7 +19,7 @@ properties: maxItems: 1 compatible: - const: microchip,polarfire-soc-sys-controller + const: microchip,mpfs-sys-controller required: - compatible @@ -30,6 +30,6 @@ additionalProperties: false examples: - | syscontroller: syscontroller { - compatible = "microchip,polarfire-soc-sys-controller"; + compatible = "microchip,mpfs-sys-controller"; mboxes = <&mbox 0>; }; From b435a1728c9f6811f6f337ebe80e3aca210f1b17 Mon Sep 17 00:00:00 2001 From: Conor Dooley Date: Mon, 14 Feb 2022 13:58:32 +0000 Subject: [PATCH 03/12] dt-bindings: soc/microchip: add info about services to mpfs sysctrl The services actually provided by the system controller are not documented so add some words about what the system controller can actually do. Add a link to the oneline documentation with the specific details of each individual service. Also, drop the unneeded label from the example. Signed-off-by: Conor Dooley Reviewed-by: Rob Herring Signed-off-by: Palmer Dabbelt --- .../soc/microchip/microchip,mpfs-sys-controller.yaml | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs-sys-controller.yaml b/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs-sys-controller.yaml index f699772fedf3..b0dae51e1d42 100644 --- a/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs-sys-controller.yaml +++ b/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs-sys-controller.yaml @@ -10,9 +10,14 @@ maintainers: - Conor Dooley description: | - The PolarFire SoC system controller is communicated with via a mailbox. - This document describes the bindings for the client portion of that mailbox. + PolarFire SoC devices include a microcontroller acting as the system controller, + which provides "services" to the main processor and to the FPGA fabric. These + services include hardware rng, reprogramming of the FPGA and verfification of the + eNVM contents etc. More information on these services can be found online, at + https://onlinedocs.microchip.com/pr/GUID-1409CF11-8EF9-4C24-A94E-70979A688632-en-US-1/index.html + Communication with the system controller is done via a mailbox, of which the client + portion is documented here. properties: mboxes: @@ -29,7 +34,7 @@ additionalProperties: false examples: - | - syscontroller: syscontroller { + syscontroller { compatible = "microchip,mpfs-sys-controller"; mboxes = <&mbox 0>; }; From 4cbcc0d7b397b903b4b2ba749c36b8837d5dc782 Mon Sep 17 00:00:00 2001 From: Conor Dooley Date: Mon, 14 Feb 2022 13:58:33 +0000 Subject: [PATCH 04/12] dt-bindings: rtc: add bindings for microchip mpfs rtc Add device tree bindings for the real time clock on the Microchip PolarFire SoC. Signed-off-by: Daire McNamara Signed-off-by: Conor Dooley Acked-by: Palmer Dabbelt Reviewed-by: Rob Herring Acked-by: Alexandre Belloni Signed-off-by: Palmer Dabbelt --- .../bindings/rtc/microchip,mfps-rtc.yaml | 58 +++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml diff --git a/Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml b/Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml new file mode 100644 index 000000000000..a2e984ea3553 --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/rtc/microchip,mfps-rtc.yaml# + +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip PolarFire Soc (MPFS) RTC Device Tree Bindings + +allOf: + - $ref: rtc.yaml# + +maintainers: + - Daire McNamara + - Lewis Hanly + +properties: + compatible: + enum: + - microchip,mpfs-rtc + + reg: + maxItems: 1 + + interrupts: + items: + - description: | + RTC_WAKEUP interrupt + - description: | + RTC_MATCH, asserted when the content of the Alarm register is equal + to that of the RTC's count register. + + clocks: + maxItems: 1 + + clock-names: + items: + - const: rtc + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + rtc@20124000 { + compatible = "microchip,mpfs-rtc"; + reg = <0x20124000 0x1000>; + clocks = <&clkcfg 21>; + clock-names = "rtc"; + interrupts = <80>, <81>; + }; +... From 735806d8a68e96fd7cfca8497dc9dd672ce22236 Mon Sep 17 00:00:00 2001 From: Conor Dooley Date: Mon, 14 Feb 2022 13:58:34 +0000 Subject: [PATCH 05/12] dt-bindings: gpio: add bindings for microchip mpfs gpio Add device tree bindings for the gpio controller on the Microchip PolarFire SoC. Reviewed-by: Rob Herring Signed-off-by: Conor Dooley Acked-by: Palmer Dabbelt Acked-by: Bartosz Golaszewski Signed-off-by: Palmer Dabbelt --- .../bindings/gpio/microchip,mpfs-gpio.yaml | 79 +++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml diff --git a/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml b/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml new file mode 100644 index 000000000000..110651eafa70 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/microchip,mpfs-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip MPFS GPIO Controller Device Tree Bindings + +maintainers: + - Conor Dooley + +properties: + compatible: + items: + - enum: + - microchip,mpfs-gpio + + reg: + maxItems: 1 + + interrupts: + description: + Interrupt mapping, one per GPIO. Maximum 32 GPIOs. + minItems: 1 + maxItems: 32 + + interrupt-controller: true + + clocks: + maxItems: 1 + + "#gpio-cells": + const: 2 + + "#interrupt-cells": + const: 1 + + ngpios: + description: + The number of GPIOs available. + minimum: 1 + maximum: 32 + default: 32 + + gpio-controller: true + +required: + - compatible + - reg + - interrupts + - "#interrupt-cells" + - interrupt-controller + - "#gpio-cells" + - gpio-controller + - clocks + +additionalProperties: false + +examples: + - | + gpio@20122000 { + compatible = "microchip,mpfs-gpio"; + reg = <0x20122000 0x1000>; + clocks = <&clkcfg 25>; + interrupt-parent = <&plic>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + interrupts = <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>; + }; +... From df77f7735786ece2fcd8875b036a511ffcadfab6 Mon Sep 17 00:00:00 2001 From: Conor Dooley Date: Mon, 14 Feb 2022 13:58:35 +0000 Subject: [PATCH 06/12] dt-bindings: pwm: add microchip corepwm binding Add device tree bindings for the Microchip fpga fabric based "core" PWM controller. Reviewed-by: Rob Herring Signed-off-by: Conor Dooley Acked-by: Palmer Dabbelt Acked-by: Uwe Kleine-K=F6nig Acked-by: Thierry Reding Signed-off-by: Palmer Dabbelt --- .../bindings/pwm/microchip,corepwm.yaml | 81 +++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/microchip,corepwm.yaml diff --git a/Documentation/devicetree/bindings/pwm/microchip,corepwm.yaml b/Documentation/devicetree/bindings/pwm/microchip,corepwm.yaml new file mode 100644 index 000000000000..a7fae1772a81 --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/microchip,corepwm.yaml @@ -0,0 +1,81 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) + +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pwm/microchip,corepwm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip IP corePWM controller bindings + +maintainers: + - Conor Dooley + +description: | + corePWM is an 16 channel pulse width modulator FPGA IP + + https://www.microsemi.com/existing-parts/parts/152118 + +allOf: + - $ref: pwm.yaml# + +properties: + compatible: + items: + - const: microchip,corepwm-rtl-v4 + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + "#pwm-cells": + const: 2 + + microchip,sync-update-mask: + description: | + Depending on how the IP is instantiated, there are two modes of operation. + In synchronous mode, all channels are updated at the beginning of the PWM period, + and in asynchronous mode updates happen as the control registers are written. + A 16 bit wide "SHADOW_REG_EN" parameter of the IP core controls whether synchronous + mode is possible for each channel, and is set by the bitstream programmed to the + FPGA. If the IP core is instantiated with SHADOW_REG_ENx=1, both registers that + control the duty cycle for channel x have a second "shadow"/buffer reg synthesised. + At runtime a bit wide register exposed to APB can be used to toggle on/off + synchronised mode for all channels it has been synthesised for. + Each bit of "microchip,sync-update-mask" corresponds to a PWM channel & represents + whether synchronous mode is possible for the PWM channel. + + $ref: /schemas/types.yaml#/definitions/uint32 + default: 0 + + microchip,dac-mode-mask: + description: | + Optional, per-channel Low Ripple DAC mode is possible on this IP core. It creates + a minimum period pulse train whose High/Low average is that of the chosen duty + cycle. This "DAC" will have far better bandwidth and ripple performance than the + standard PWM algorithm can achieve. A 16 bit DAC_MODE module parameter of the IP + core, set at instantiation and by the bitstream programmed to the FPGA, determines + whether a given channel operates in regular PWM or DAC mode. + Each bit corresponds to a PWM channel & represents whether DAC mode is enabled + for that channel. + + $ref: /schemas/types.yaml#/definitions/uint32 + default: 0 + +required: + - compatible + - reg + - clocks + +additionalProperties: false + +examples: + - | + pwm@41000000 { + compatible = "microchip,corepwm-rtl-v4"; + microchip,sync-update-mask = /bits/ 32 <0>; + clocks = <&clkcfg 30>; + reg = <0x41000000 0xF0>; + #pwm-cells = <2>; + }; From 6546f920868e13ef2fe027e791dcdca49483cb6d Mon Sep 17 00:00:00 2001 From: Conor Dooley Date: Mon, 14 Feb 2022 13:58:36 +0000 Subject: [PATCH 07/12] riscv: dts: microchip: use clk defines for icicle kit Update the Microchip Icicle kit device tree by replacing clock related magic numbers with their defined counterparts. Signed-off-by: Conor Dooley Acked-by: Palmer Dabbelt Signed-off-by: Palmer Dabbelt --- .../microchip/microchip-mpfs-icicle-kit.dts | 2 +- .../boot/dts/microchip/microchip-mpfs.dtsi | 25 ++++++++++--------- 2 files changed, 14 insertions(+), 13 deletions(-) diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts index 0c748ae1b006..6d19ba196f12 100644 --- a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts @@ -31,7 +31,7 @@ memory@80000000 { device_type = "memory"; reg = <0x0 0x80000000 0x0 0x40000000>; - clocks = <&clkcfg 26>; + clocks = <&clkcfg CLK_DDRC>; }; }; diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi index 869aaf0d5c06..717e39b30a15 100644 --- a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi @@ -2,6 +2,7 @@ /* Copyright (c) 2020 Microchip Technology Inc */ /dts-v1/; +#include "dt-bindings/clock/microchip,mpfs-clock.h" / { #address-cells = <2>; @@ -14,7 +15,6 @@ #size-cells = <0>; cpu@0 { - clock-frequency = <0>; compatible = "sifive,e51", "sifive,rocket0", "riscv"; device_type = "cpu"; i-cache-block-size = <64>; @@ -22,6 +22,7 @@ i-cache-size = <16384>; reg = <0>; riscv,isa = "rv64imac"; + clocks = <&clkcfg CLK_CPU>; status = "disabled"; cpu0_intc: interrupt-controller { @@ -32,7 +33,6 @@ }; cpu@1 { - clock-frequency = <0>; compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; d-cache-block-size = <64>; d-cache-sets = <64>; @@ -48,6 +48,7 @@ mmu-type = "riscv,sv39"; reg = <1>; riscv,isa = "rv64imafdc"; + clocks = <&clkcfg CLK_CPU>; tlb-split; status = "okay"; @@ -59,7 +60,6 @@ }; cpu@2 { - clock-frequency = <0>; compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; d-cache-block-size = <64>; d-cache-sets = <64>; @@ -75,6 +75,7 @@ mmu-type = "riscv,sv39"; reg = <2>; riscv,isa = "rv64imafdc"; + clocks = <&clkcfg CLK_CPU>; tlb-split; status = "okay"; @@ -86,7 +87,6 @@ }; cpu@3 { - clock-frequency = <0>; compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; d-cache-block-size = <64>; d-cache-sets = <64>; @@ -102,6 +102,7 @@ mmu-type = "riscv,sv39"; reg = <3>; riscv,isa = "rv64imafdc"; + clocks = <&clkcfg CLK_CPU>; tlb-split; status = "okay"; @@ -113,7 +114,6 @@ }; cpu@4 { - clock-frequency = <0>; compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; d-cache-block-size = <64>; d-cache-sets = <64>; @@ -129,6 +129,7 @@ mmu-type = "riscv,sv39"; reg = <4>; riscv,isa = "rv64imafdc"; + clocks = <&clkcfg CLK_CPU>; tlb-split; status = "okay"; cpu4_intc: interrupt-controller { @@ -210,7 +211,7 @@ interrupt-parent = <&plic>; interrupts = <90>; current-speed = <115200>; - clocks = <&clkcfg 8>; + clocks = <&clkcfg CLK_MMUART0>; status = "disabled"; }; @@ -222,7 +223,7 @@ interrupt-parent = <&plic>; interrupts = <91>; current-speed = <115200>; - clocks = <&clkcfg 9>; + clocks = <&clkcfg CLK_MMUART1>; status = "disabled"; }; @@ -234,7 +235,7 @@ interrupt-parent = <&plic>; interrupts = <92>; current-speed = <115200>; - clocks = <&clkcfg 10>; + clocks = <&clkcfg CLK_MMUART2>; status = "disabled"; }; @@ -246,7 +247,7 @@ interrupt-parent = <&plic>; interrupts = <93>; current-speed = <115200>; - clocks = <&clkcfg 11>; + clocks = <&clkcfg CLK_MMUART3>; status = "disabled"; }; @@ -256,7 +257,7 @@ reg = <0x0 0x20008000 0x0 0x1000>; interrupt-parent = <&plic>; interrupts = <88>, <89>; - clocks = <&clkcfg 6>; + clocks = <&clkcfg CLK_MMC>; max-frequency = <200000000>; status = "disabled"; }; @@ -267,7 +268,7 @@ interrupt-parent = <&plic>; interrupts = <64>, <65>, <66>, <67>; local-mac-address = [00 00 00 00 00 00]; - clocks = <&clkcfg 4>, <&clkcfg 2>; + clocks = <&clkcfg CLK_MAC0>, <&clkcfg CLK_AHB>; clock-names = "pclk", "hclk"; status = "disabled"; #address-cells = <1>; @@ -280,7 +281,7 @@ interrupt-parent = <&plic>; interrupts = <70>, <71>, <72>, <73>; local-mac-address = [00 00 00 00 00 00]; - clocks = <&clkcfg 5>, <&clkcfg 2>; + clocks = <&clkcfg CLK_MAC1>, <&clkcfg CLK_AHB>; status = "disabled"; clock-names = "pclk", "hclk"; #address-cells = <1>; From 72560c6559b82b2ded469856f7a0bb425fba9b7e Mon Sep 17 00:00:00 2001 From: Conor Dooley Date: Mon, 14 Feb 2022 13:58:37 +0000 Subject: [PATCH 08/12] riscv: dts: microchip: add fpga fabric section to icicle kit Split the device tree for the Microchip MPFS into two sections by adding microchip-mpfs-fabric.dtsi, which contains peripherals contained in the FPGA fabric. Signed-off-by: Conor Dooley Acked-by: Palmer Dabbelt Signed-off-by: Palmer Dabbelt --- .../dts/microchip/microchip-mpfs-fabric.dtsi | 25 +++++++++++++++++++ .../microchip/microchip-mpfs-icicle-kit.dts | 8 ++++++ .../boot/dts/microchip/microchip-mpfs.dtsi | 1 + 3 files changed, 34 insertions(+) create mode 100644 arch/riscv/boot/dts/microchip/microchip-mpfs-fabric.dtsi diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs-fabric.dtsi b/arch/riscv/boot/dts/microchip/microchip-mpfs-fabric.dtsi new file mode 100644 index 000000000000..854320e17b28 --- /dev/null +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs-fabric.dtsi @@ -0,0 +1,25 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* Copyright (c) 2020-2021 Microchip Technology Inc */ + +/ { + core_pwm0: pwm@41000000 { + compatible = "microchip,corepwm-rtl-v4"; + reg = <0x0 0x41000000 0x0 0xF0>; + microchip,sync-update-mask = /bits/ 32 <0>; + #pwm-cells = <2>; + clocks = <&clkcfg CLK_FIC3>; + status = "disabled"; + }; + + i2c2: i2c@44000000 { + compatible = "microchip,corei2c-rtl-v7"; + reg = <0x0 0x44000000 0x0 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&clkcfg CLK_FIC3>; + interrupt-parent = <&plic>; + interrupts = <122>; + clock-frequency = <100000>; + status = "disabled"; + }; +}; diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts index 6d19ba196f12..ab803f71626a 100644 --- a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts @@ -68,6 +68,10 @@ sd-uhs-sdr104; }; +&i2c2 { + status = "okay"; +}; + &emac0 { phy-mode = "sgmii"; phy-handle = <&phy0>; @@ -86,3 +90,7 @@ ti,fifo-depth = <0x01>; }; }; + +&core_pwm0 { + status = "okay"; +}; diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi index 717e39b30a15..c7d73756c9b8 100644 --- a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi @@ -3,6 +3,7 @@ /dts-v1/; #include "dt-bindings/clock/microchip,mpfs-clock.h" +#include "microchip-mpfs-fabric.dtsi" / { #address-cells = <2>; From c5094f371008c5296a91594b6a24d506383afadb Mon Sep 17 00:00:00 2001 From: Conor Dooley Date: Mon, 14 Feb 2022 13:58:38 +0000 Subject: [PATCH 09/12] riscv: dts: microchip: refactor icicle kit device tree Assorted minor changes to the MPFS/Icicle kit device tree: - rename serial to mmuart to match microchip documentation - move phy0 inside mac1 node to match phy configuration - add labels where missing (cpus, cache controller) - add missing address cells & interrupts to MACs Signed-off-by: Conor Dooley Acked-by: Palmer Dabbelt Signed-off-by: Palmer Dabbelt --- .../microchip/microchip-mpfs-icicle-kit.dts | 37 +++++----- .../boot/dts/microchip/microchip-mpfs.dtsi | 69 +++++++++---------- 2 files changed, 54 insertions(+), 52 deletions(-) diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts index ab803f71626a..c51bd7cf500f 100644 --- a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts @@ -1,5 +1,5 @@ // SPDX-License-Identifier: (GPL-2.0 OR MIT) -/* Copyright (c) 2020 Microchip Technology Inc */ +/* Copyright (c) 2020-2021 Microchip Technology Inc */ /dts-v1/; @@ -13,11 +13,11 @@ compatible = "microchip,mpfs-icicle-kit", "microchip,mpfs"; aliases { - ethernet0 = &emac1; - serial0 = &serial0; - serial1 = &serial1; - serial2 = &serial2; - serial3 = &serial3; + ethernet0 = &mac1; + serial0 = &mmuart0; + serial1 = &mmuart1; + serial2 = &mmuart2; + serial3 = &mmuart3; }; chosen { @@ -39,19 +39,19 @@ clock-frequency = <600000000>; }; -&serial0 { +&mmuart0 { status = "okay"; }; -&serial1 { +&mmuart1 { status = "okay"; }; -&serial2 { +&mmuart2 { status = "okay"; }; -&serial3 { +&mmuart3 { status = "okay"; }; @@ -61,7 +61,10 @@ bus-width = <4>; disable-wp; cap-sd-highspeed; + cap-mmc-highspeed; card-detect-delay = <200>; + mmc-ddr-1_8v; + mmc-hs200-1_8v; sd-uhs-sdr12; sd-uhs-sdr25; sd-uhs-sdr50; @@ -72,22 +75,22 @@ status = "okay"; }; -&emac0 { +&mac0 { phy-mode = "sgmii"; phy-handle = <&phy0>; - phy0: ethernet-phy@8 { - reg = <8>; - ti,fifo-depth = <0x01>; - }; }; -&emac1 { +&mac1 { status = "okay"; phy-mode = "sgmii"; phy-handle = <&phy1>; phy1: ethernet-phy@9 { reg = <9>; - ti,fifo-depth = <0x01>; + ti,fifo-depth = <0x1>; + }; + phy0: ethernet-phy@8 { + reg = <8>; + ti,fifo-depth = <0x1>; }; }; diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi index c7d73756c9b8..62bd00092bcc 100644 --- a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi @@ -1,5 +1,5 @@ // SPDX-License-Identifier: (GPL-2.0 OR MIT) -/* Copyright (c) 2020 Microchip Technology Inc */ +/* Copyright (c) 2020-2021 Microchip Technology Inc */ /dts-v1/; #include "dt-bindings/clock/microchip,mpfs-clock.h" @@ -15,7 +15,7 @@ #address-cells = <1>; #size-cells = <0>; - cpu@0 { + cpu0: cpu@0 { compatible = "sifive,e51", "sifive,rocket0", "riscv"; device_type = "cpu"; i-cache-block-size = <64>; @@ -33,7 +33,7 @@ }; }; - cpu@1 { + cpu1: cpu@1 { compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; d-cache-block-size = <64>; d-cache-sets = <64>; @@ -60,7 +60,7 @@ }; }; - cpu@2 { + cpu2: cpu@2 { compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; d-cache-block-size = <64>; d-cache-sets = <64>; @@ -87,7 +87,7 @@ }; }; - cpu@3 { + cpu3: cpu@3 { compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; d-cache-block-size = <64>; d-cache-sets = <64>; @@ -114,7 +114,7 @@ }; }; - cpu@4 { + cpu4: cpu@4 { compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; d-cache-block-size = <64>; d-cache-sets = <64>; @@ -152,8 +152,9 @@ compatible = "simple-bus"; ranges; - cache-controller@2010000 { + cctrllr: cache-controller@2010000 { compatible = "sifive,fu540-c000-ccache", "cache"; + reg = <0x0 0x2010000 0x0 0x1000>; cache-block-size = <64>; cache-level = <2>; cache-sets = <1024>; @@ -161,10 +162,9 @@ cache-unified; interrupt-parent = <&plic>; interrupts = <1>, <2>, <3>; - reg = <0x0 0x2010000 0x0 0x1000>; }; - clint@2000000 { + clint: clint@2000000 { compatible = "sifive,fu540-c000-clint", "sifive,clint0"; reg = <0x0 0x2000000 0x0 0xC000>; interrupts-extended = <&cpu0_intc 3>, <&cpu0_intc 7>, @@ -174,6 +174,15 @@ <&cpu4_intc 3>, <&cpu4_intc 7>; }; + dma@3000000 { + compatible = "sifive,fu540-c000-pdma"; + reg = <0x0 0x3000000 0x0 0x8000>; + interrupt-parent = <&plic>; + interrupts = <23>, <24>, <25>, <26>, <27>, <28>, <29>, + <30>; + #dma-cells = <1>; + }; + plic: interrupt-controller@c000000 { compatible = "sifive,fu540-c000-plic", "sifive,plic-1.0.0"; reg = <0x0 0xc000000 0x0 0x4000000>; @@ -188,15 +197,6 @@ riscv,ndev = <186>; }; - dma@3000000 { - compatible = "sifive,fu540-c000-pdma"; - reg = <0x0 0x3000000 0x0 0x8000>; - interrupt-parent = <&plic>; - interrupts = <23>, <24>, <25>, <26>, <27>, <28>, <29>, - <30>; - #dma-cells = <1>; - }; - clkcfg: clkcfg@20002000 { compatible = "microchip,mpfs-clkcfg"; reg = <0x0 0x20002000 0x0 0x1000>; @@ -204,7 +204,7 @@ #clock-cells = <1>; }; - serial0: serial@20000000 { + mmuart0: serial@20000000 { compatible = "ns16550a"; reg = <0x0 0x20000000 0x0 0x400>; reg-io-width = <4>; @@ -216,7 +216,7 @@ status = "disabled"; }; - serial1: serial@20100000 { + mmuart1: serial@20100000 { compatible = "ns16550a"; reg = <0x0 0x20100000 0x0 0x400>; reg-io-width = <4>; @@ -228,7 +228,7 @@ status = "disabled"; }; - serial2: serial@20102000 { + mmuart2: serial@20102000 { compatible = "ns16550a"; reg = <0x0 0x20102000 0x0 0x400>; reg-io-width = <4>; @@ -240,7 +240,7 @@ status = "disabled"; }; - serial3: serial@20104000 { + mmuart3: serial@20104000 { compatible = "ns16550a"; reg = <0x0 0x20104000 0x0 0x400>; reg-io-width = <4>; @@ -257,37 +257,36 @@ compatible = "microchip,mpfs-sd4hc", "cdns,sd4hc"; reg = <0x0 0x20008000 0x0 0x1000>; interrupt-parent = <&plic>; - interrupts = <88>, <89>; + interrupts = <88>; clocks = <&clkcfg CLK_MMC>; max-frequency = <200000000>; status = "disabled"; }; - emac0: ethernet@20110000 { + mac0: ethernet@20110000 { compatible = "cdns,macb"; reg = <0x0 0x20110000 0x0 0x2000>; + #address-cells = <1>; + #size-cells = <0>; interrupt-parent = <&plic>; - interrupts = <64>, <65>, <66>, <67>; + interrupts = <64>, <65>, <66>, <67>, <68>, <69>; local-mac-address = [00 00 00 00 00 00]; clocks = <&clkcfg CLK_MAC0>, <&clkcfg CLK_AHB>; clock-names = "pclk", "hclk"; status = "disabled"; - #address-cells = <1>; - #size-cells = <0>; }; - emac1: ethernet@20112000 { + mac1: ethernet@20112000 { compatible = "cdns,macb"; reg = <0x0 0x20112000 0x0 0x2000>; - interrupt-parent = <&plic>; - interrupts = <70>, <71>, <72>, <73>; - local-mac-address = [00 00 00 00 00 00]; - clocks = <&clkcfg CLK_MAC1>, <&clkcfg CLK_AHB>; - status = "disabled"; - clock-names = "pclk", "hclk"; #address-cells = <1>; #size-cells = <0>; + interrupt-parent = <&plic>; + interrupts = <70>, <71>, <72>, <73>, <74>, <75>; + local-mac-address = [00 00 00 00 00 00]; + clocks = <&clkcfg CLK_MAC1>, <&clkcfg CLK_AHB>; + clock-names = "pclk", "hclk"; + status = "disabled"; }; - }; }; From 5b28df37d311ef95e6349af97e423842817bf06a Mon Sep 17 00:00:00 2001 From: Conor Dooley Date: Mon, 14 Feb 2022 13:58:39 +0000 Subject: [PATCH 10/12] riscv: dts: microchip: update peripherals in icicle kit device tree Assorted minor changes to the MPFS/Icicle kit device tree: - enable mmuart4 instead of mmuart0 - remove sifive pdma - split memory node to match updated fpga design - move stdout path to serial1 to avoid collision with bootloader running on the e51 Signed-off-by: Conor Dooley Acked-by: Palmer Dabbelt Signed-off-by: Palmer Dabbelt --- .../microchip/microchip-mpfs-icicle-kit.dts | 23 +++++++++++++------ .../boot/dts/microchip/microchip-mpfs.dtsi | 23 +++++++++++-------- 2 files changed, 29 insertions(+), 17 deletions(-) diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts index c51bd7cf500f..dc5f351b10c4 100644 --- a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts @@ -18,20 +18,29 @@ serial1 = &mmuart1; serial2 = &mmuart2; serial3 = &mmuart3; + serial4 = &mmuart4; }; chosen { - stdout-path = "serial0:115200n8"; + stdout-path = "serial1:115200n8"; }; cpus { timebase-frequency = ; }; - memory@80000000 { + ddrc_cache_lo: memory@80000000 { device_type = "memory"; - reg = <0x0 0x80000000 0x0 0x40000000>; + reg = <0x0 0x80000000 0x0 0x2e000000>; clocks = <&clkcfg CLK_DDRC>; + status = "okay"; + }; + + ddrc_cache_hi: memory@1000000000 { + device_type = "memory"; + reg = <0x10 0x0 0x0 0x40000000>; + clocks = <&clkcfg CLK_DDRC>; + status = "okay"; }; }; @@ -39,10 +48,6 @@ clock-frequency = <600000000>; }; -&mmuart0 { - status = "okay"; -}; - &mmuart1 { status = "okay"; }; @@ -55,6 +60,10 @@ status = "okay"; }; +&mmuart4 { + status = "okay"; +}; + &mmc { status = "okay"; diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi index 62bd00092bcc..5e7aaaf42cde 100644 --- a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi @@ -174,15 +174,6 @@ <&cpu4_intc 3>, <&cpu4_intc 7>; }; - dma@3000000 { - compatible = "sifive,fu540-c000-pdma"; - reg = <0x0 0x3000000 0x0 0x8000>; - interrupt-parent = <&plic>; - interrupts = <23>, <24>, <25>, <26>, <27>, <28>, <29>, - <30>; - #dma-cells = <1>; - }; - plic: interrupt-controller@c000000 { compatible = "sifive,fu540-c000-plic", "sifive,plic-1.0.0"; reg = <0x0 0xc000000 0x0 0x4000000>; @@ -213,7 +204,7 @@ interrupts = <90>; current-speed = <115200>; clocks = <&clkcfg CLK_MMUART0>; - status = "disabled"; + status = "disabled"; /* Reserved for the HSS */ }; mmuart1: serial@20100000 { @@ -252,6 +243,18 @@ status = "disabled"; }; + mmuart4: serial@20106000 { + compatible = "ns16550a"; + reg = <0x0 0x20106000 0x0 0x400>; + reg-io-width = <4>; + reg-shift = <2>; + interrupt-parent = <&plic>; + interrupts = <94>; + clocks = <&clkcfg CLK_MMUART4>; + current-speed = <115200>; + status = "disabled"; + }; + /* Common node entry for emmc/sd */ mmc: mmc@20008000 { compatible = "microchip,mpfs-sd4hc", "cdns,sd4hc"; From 528a5b1f2556dda1feddf4d6299813981182e6c6 Mon Sep 17 00:00:00 2001 From: Conor Dooley Date: Mon, 14 Feb 2022 13:58:40 +0000 Subject: [PATCH 11/12] riscv: dts: microchip: add new peripherals to icicle kit device tree Add new peripherals to the MPFS, and enable them in the Icicle kit device tree: 2x SPI, QSPI, 3x GPIO, 2x I2C, Real Time Counter, PCIE controller, USB host & system controller. Signed-off-by: Conor Dooley Acked-by: Palmer Dabbelt Signed-off-by: Palmer Dabbelt --- .../microchip/microchip-mpfs-icicle-kit.dts | 53 ++++++ .../boot/dts/microchip/microchip-mpfs.dtsi | 160 ++++++++++++++++++ 2 files changed, 213 insertions(+) diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts index dc5f351b10c4..cd2fe80fa81a 100644 --- a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts @@ -80,6 +80,26 @@ sd-uhs-sdr104; }; +&spi0 { + status = "okay"; +}; + +&spi1 { + status = "okay"; +}; + +&qspi { + status = "okay"; +}; + +&i2c0 { + status = "okay"; +}; + +&i2c1 { + status = "okay"; +}; + &i2c2 { status = "okay"; }; @@ -103,6 +123,39 @@ }; }; +&gpio2 { + interrupts = <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>; + status = "okay"; +}; + +&rtc { + status = "okay"; +}; + +&usb { + status = "okay"; + dr_mode = "host"; +}; + +&mbox { + status = "okay"; +}; + +&syscontroller { + status = "okay"; +}; + +&pcie { + status = "okay"; +}; + &core_pwm0 { status = "okay"; }; diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi index 5e7aaaf42cde..c5c9d1360de0 100644 --- a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi @@ -266,6 +266,66 @@ status = "disabled"; }; + spi0: spi@20108000 { + compatible = "microchip,mpfs-spi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x0 0x20108000 0x0 0x1000>; + interrupt-parent = <&plic>; + interrupts = <54>; + clocks = <&clkcfg CLK_SPI0>; + spi-max-frequency = <25000000>; + status = "disabled"; + }; + + spi1: spi@20109000 { + compatible = "microchip,mpfs-spi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x0 0x20109000 0x0 0x1000>; + interrupt-parent = <&plic>; + interrupts = <55>; + clocks = <&clkcfg CLK_SPI1>; + spi-max-frequency = <25000000>; + status = "disabled"; + }; + + qspi: spi@21000000 { + compatible = "microchip,mpfs-qspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x0 0x21000000 0x0 0x1000>; + interrupt-parent = <&plic>; + interrupts = <85>; + clocks = <&clkcfg CLK_QSPI>; + spi-max-frequency = <25000000>; + status = "disabled"; + }; + + i2c0: i2c@2010a000 { + compatible = "microchip,mpfs-i2c", "microchip,corei2c-rtl-v7"; + reg = <0x0 0x2010a000 0x0 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + interrupt-parent = <&plic>; + interrupts = <58>; + clocks = <&clkcfg CLK_I2C0>; + clock-frequency = <100000>; + status = "disabled"; + }; + + i2c1: i2c@2010b000 { + compatible = "microchip,mpfs-i2c", "microchip,corei2c-rtl-v7"; + reg = <0x0 0x2010b000 0x0 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + interrupt-parent = <&plic>; + interrupts = <61>; + clocks = <&clkcfg CLK_I2C1>; + clock-frequency = <100000>; + status = "disabled"; + }; + mac0: ethernet@20110000 { compatible = "cdns,macb"; reg = <0x0 0x20110000 0x0 0x2000>; @@ -291,5 +351,105 @@ clock-names = "pclk", "hclk"; status = "disabled"; }; + + gpio0: gpio@20120000 { + compatible = "microchip,mpfs-gpio"; + reg = <0x0 0x20120000 0x0 0x1000>; + interrupt-parent = <&plic>; + interrupt-controller; + #interrupt-cells = <1>; + clocks = <&clkcfg CLK_GPIO0>; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; + + gpio1: gpio@20121000 { + compatible = "microchip,mpfs-gpio"; + reg = <000 0x20121000 0x0 0x1000>; + interrupt-parent = <&plic>; + interrupt-controller; + #interrupt-cells = <1>; + clocks = <&clkcfg CLK_GPIO1>; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; + + gpio2: gpio@20122000 { + compatible = "microchip,mpfs-gpio"; + reg = <0x0 0x20122000 0x0 0x1000>; + interrupt-parent = <&plic>; + interrupt-controller; + #interrupt-cells = <1>; + clocks = <&clkcfg CLK_GPIO2>; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; + + rtc: rtc@20124000 { + compatible = "microchip,mpfs-rtc"; + reg = <0x0 0x20124000 0x0 0x1000>; + interrupt-parent = <&plic>; + interrupts = <80>, <81>; + clocks = <&clkcfg CLK_RTC>; + clock-names = "rtc"; + status = "disabled"; + }; + + usb: usb@20201000 { + compatible = "microchip,mpfs-musb"; + reg = <0x0 0x20201000 0x0 0x1000>; + interrupt-parent = <&plic>; + interrupts = <86>, <87>; + clocks = <&clkcfg CLK_USB>; + interrupt-names = "dma","mc"; + status = "disabled"; + }; + + pcie: pcie@2000000000 { + compatible = "microchip,pcie-host-1.0"; + #address-cells = <0x3>; + #interrupt-cells = <0x1>; + #size-cells = <0x2>; + device_type = "pci"; + reg = <0x20 0x0 0x0 0x8000000>, <0x0 0x43000000 0x0 0x10000>; + reg-names = "cfg", "apb"; + bus-range = <0x0 0x7f>; + interrupt-parent = <&plic>; + interrupts = <119>; + interrupt-map = <0 0 0 1 &pcie_intc 0>, + <0 0 0 2 &pcie_intc 1>, + <0 0 0 3 &pcie_intc 2>, + <0 0 0 4 &pcie_intc 3>; + interrupt-map-mask = <0 0 0 7>; + clocks = <&clkcfg CLK_FIC0>, <&clkcfg CLK_FIC1>, <&clkcfg CLK_FIC3>; + clock-names = "fic0", "fic1", "fic3"; + ranges = <0x3000000 0x0 0x8000000 0x20 0x8000000 0x0 0x80000000>; + msi-parent = <&pcie>; + msi-controller; + microchip,axi-m-atr0 = <0x10 0x0>; + status = "disabled"; + pcie_intc: legacy-interrupt-controller { + #address-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + }; + }; + + mbox: mailbox@37020000 { + compatible = "microchip,mpfs-mailbox"; + reg = <0x0 0x37020000 0x0 0x1000>, <0x0 0x2000318C 0x0 0x40>; + interrupt-parent = <&plic>; + interrupts = <96>; + #mbox-cells = <1>; + status = "disabled"; + }; + + syscontroller: syscontroller { + compatible = "microchip,mpfs-sys-controller"; + mboxes = <&mbox 0>; + }; }; }; From 48e8641c2bf0a5b2a80666b2fe2b50d6b7c42709 Mon Sep 17 00:00:00 2001 From: Conor Dooley Date: Mon, 14 Feb 2022 13:58:41 +0000 Subject: [PATCH 12/12] MAINTAINERS: update riscv/microchip entry Update the RISC-V/Microchip entry by adding the microchip dts directory and myself as maintainer Reviewed-by: Lewis Hanly Signed-off-by: Conor Dooley Acked-by: Palmer Dabbelt Signed-off-by: Palmer Dabbelt --- MAINTAINERS | 2 ++ 1 file changed, 2 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index ea3e6c914384..779a550dc95b 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -16575,8 +16575,10 @@ K: riscv RISC-V/MICROCHIP POLARFIRE SOC SUPPORT M: Lewis Hanly +M: Conor Dooley L: linux-riscv@lists.infradead.org S: Supported +F: arch/riscv/boot/dts/microchip/ F: drivers/mailbox/mailbox-mpfs.c F: drivers/soc/microchip/ F: include/soc/microchip/mpfs.h