From b33b80710a54bd19f76eff5a327167234a7ee7f8 Mon Sep 17 00:00:00 2001 From: Stefan Wahren Date: Sat, 4 Aug 2018 13:10:02 +0200 Subject: dt-bindings: bcm: Add Raspberry Pi CM3 and CM3L This adds the root properties for Raspberry Pi Compute Module 3 and Compute Module 3 Lite. Signed-off-by: Stefan Wahren Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt index 1e3e29a545e2..0dcc3ea5adff 100644 --- a/Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt @@ -42,6 +42,14 @@ Raspberry Pi Compute Module Required root node properties: compatible = "raspberrypi,compute-module", "brcm,bcm2835"; +Raspberry Pi Compute Module 3 +Required root node properties: +compatible = "raspberrypi,3-compute-module", "brcm,bcm2837"; + +Raspberry Pi Compute Module 3 Lite +Required root node properties: +compatible = "raspberrypi,3-compute-module-lite", "brcm,bcm2837"; + Raspberry Pi Zero Required root node properties: compatible = "raspberrypi,model-zero", "brcm,bcm2835"; -- cgit v1.2.3 From a54fe8a6cf66828499b121c3c39c194b43b8ed94 Mon Sep 17 00:00:00 2001 From: Stefan Wahren Date: Mon, 27 Aug 2018 19:31:17 +0200 Subject: ARM: dts: add Raspberry Pi Compute Module 3 and IO board The Raspberry Pi Compute Module 3 (CM3) and the Raspberry Pi Compute Module 3 Lite (CM3L) are SoMs which contains a BCM2837 processor, 1 GB RAM and a GPIO expander. The CM3 has a 4 GB eMMC, but on the CM3L the eMMC is unpopulated and it's up to the user to connect their own SD/MMC device. The dtsi file is designed to work for both modules. There is also a matching carrier board which is called Compute Module IO Board V3. Signed-off-by: Stefan Wahren --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts | 87 +++++++++++++++++++++++++++++++ arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi | 52 ++++++++++++++++++ 3 files changed, 140 insertions(+) create mode 100644 arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts create mode 100644 arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index b5bd3de87c33..35c749fe22eb 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -81,6 +81,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \ bcm2836-rpi-2-b.dtb \ bcm2837-rpi-3-b.dtb \ bcm2837-rpi-3-b-plus.dtb \ + bcm2837-rpi-cm3-io3.dtb \ bcm2835-rpi-zero.dtb \ bcm2835-rpi-zero-w.dtb dtb-$(CONFIG_ARCH_BCM_5301X) += \ diff --git a/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts b/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts new file mode 100644 index 000000000000..6c8233a36d86 --- /dev/null +++ b/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts @@ -0,0 +1,87 @@ +// SPDX-License-Identifier: GPL-2.0 +/dts-v1/; +#include "bcm2837-rpi-cm3.dtsi" +#include "bcm283x-rpi-usb-host.dtsi" + +/ { + compatible = "raspberrypi,3-compute-module", "brcm,bcm2837"; + model = "Raspberry Pi Compute Module 3 IO board V3.0"; +}; + +&gpio { + /* + * This is based on the official GPU firmware DT blob. + * + * Legend: + * "NC" = not connected (no rail from the SoC) + * "FOO" = GPIO line named "FOO" on the schematic + * "FOO_N" = GPIO line named "FOO" on schematic, active low + */ + gpio-line-names = "GPIO0", + "GPIO1", + "GPIO2", + "GPIO3", + "GPIO4", + "GPIO5", + "GPIO6", + "GPIO7", + "GPIO8", + "GPIO9", + "GPIO10", + "GPIO11", + "GPIO12", + "GPIO13", + "GPIO14", + "GPIO15", + "GPIO16", + "GPIO17", + "GPIO18", + "GPIO19", + "GPIO20", + "GPIO21", + "GPIO22", + "GPIO23", + "GPIO24", + "GPIO25", + "GPIO26", + "GPIO27", + "GPIO28", + "GPIO29", + "GPIO30", + "GPIO31", + "GPIO32", + "GPIO33", + "GPIO34", + "GPIO35", + "GPIO36", + "GPIO37", + "GPIO38", + "GPIO39", + "GPIO40", + "GPIO41", + "GPIO42", + "GPIO43", + "GPIO44", + "GPIO45", + "GPIO46", + "GPIO47", + /* Used by eMMC */ + "SD_CLK_R", + "SD_CMD_R", + "SD_DATA0_R", + "SD_DATA1_R", + "SD_DATA2_R", + "SD_DATA3_R"; + + pinctrl-0 = <&gpioout &alt0>; +}; + +&hdmi { + hpd-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_gpio14>; + status = "okay"; +}; diff --git a/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi b/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi new file mode 100644 index 000000000000..7b7ab6aea988 --- /dev/null +++ b/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi @@ -0,0 +1,52 @@ +// SPDX-License-Identifier: GPL-2.0 +/dts-v1/; +#include "bcm2837.dtsi" +#include "bcm2835-rpi.dtsi" + +/ { + memory { + reg = <0 0x40000000>; + }; + + reg_3v3: fixed-regulator { + compatible = "regulator-fixed"; + regulator-name = "3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + reg_1v8: fixed-regulator { + compatible = "regulator-fixed"; + regulator-name = "1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; +}; + +&firmware { + expgpio: gpio { + compatible = "raspberrypi,firmware-gpio"; + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "HDMI_HPD_N", + "EMMC_EN_N", + "NC", + "NC", + "NC", + "NC", + "NC", + "NC"; + status = "okay"; + }; +}; + +&sdhost { + pinctrl-names = "default"; + pinctrl-0 = <&sdhost_gpio48>; + bus-width = <4>; + vmmc-supply = <®_3v3>; + vqmmc-supply = <®_1v8>; + status = "okay"; +}; -- cgit v1.2.3 From b0465fdfdd7e7c1afe2fae1cb36b94e1ce89732e Mon Sep 17 00:00:00 2001 From: Rafał Miłecki Date: Sat, 28 Jul 2018 14:13:57 +0200 Subject: ARM: dts: BCM5301X: Specify flash partitions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Most devices use Broadcom standard partitions which allows them to be described with the "brcm,bcm947xx-cfe-partitions". Exceptions are: 1) TP-LINK devices which use "os-image" partition with TRX containing kernel only + separated rootfs partition. 2) Asus RT-AC87U with custom "asus" partition. This commit also removes undocumented and unsupported linux,part-probe binding which got accidentally upstreamed while describing SPI controller. Signed-off-by: Rafał Miłecki Signed-off-by: Florian Fainelli --- arch/arm/boot/dts/bcm47081-tplink-archer-c5-v2.dts | 28 +++++++++++++++++++ arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts | 31 ++++++++++++++++++++++ arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts | 28 +++++++++++++++++++ arch/arm/boot/dts/bcm5301x-nand-cs0.dtsi | 4 +++ arch/arm/boot/dts/bcm5301x.dtsi | 5 +++- 5 files changed, 95 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/bcm47081-tplink-archer-c5-v2.dts b/arch/arm/boot/dts/bcm47081-tplink-archer-c5-v2.dts index 5f663f848db1..189cc3dcd6ef 100644 --- a/arch/arm/boot/dts/bcm47081-tplink-archer-c5-v2.dts +++ b/arch/arm/boot/dts/bcm47081-tplink-archer-c5-v2.dts @@ -94,6 +94,34 @@ &spi_nor { status = "okay"; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + boot@0 { + label = "boot"; + reg = <0x000000 0x040000>; + read-only; + }; + + os-image@100000 { + label = "os-image"; + reg = <0x040000 0x200000>; + compatible = "brcm,trx"; + }; + + rootfs@240000 { + label = "rootfs"; + reg = <0x240000 0xc00000>; + }; + + nvram@ff0000 { + label = "nvram"; + reg = <0xff0000 0x010000>; + }; + }; }; &usb2 { diff --git a/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts b/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts index 2033411240c7..4cb10f88a95e 100644 --- a/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts +++ b/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts @@ -66,3 +66,34 @@ &usb3_phy { status = "okay"; }; + +&nandcs { + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + boot@0 { + label = "boot"; + reg = <0x00000000 0x00080000>; + read-only; + }; + + nvram@80000 { + label = "nvram"; + reg = <0x00080000 0x00180000>; + }; + + firmware@200000 { + label = "firmware"; + reg = <0x00200000 0x07cc0000>; + compatible = "brcm,trx"; + }; + + asus@7ec0000 { + label = "asus"; + reg = <0x07ec0000 0x00140000>; + read-only; + }; + }; +}; diff --git a/arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts b/arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts index c7143a9daa1a..b527d2ff987e 100644 --- a/arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts +++ b/arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts @@ -103,6 +103,34 @@ &spi_nor { status = "okay"; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + boot@0 { + label = "boot"; + reg = <0x000000 0x040000>; + read-only; + }; + + os-image@100000 { + label = "os-image"; + reg = <0x040000 0x200000>; + compatible = "brcm,trx"; + }; + + rootfs@240000 { + label = "rootfs"; + reg = <0x240000 0xc00000>; + }; + + nvram@ff0000 { + label = "nvram"; + reg = <0xff0000 0x010000>; + }; + }; }; &usb3_phy { diff --git a/arch/arm/boot/dts/bcm5301x-nand-cs0.dtsi b/arch/arm/boot/dts/bcm5301x-nand-cs0.dtsi index e5a2d62daf92..925a7c9ce5b7 100644 --- a/arch/arm/boot/dts/bcm5301x-nand-cs0.dtsi +++ b/arch/arm/boot/dts/bcm5301x-nand-cs0.dtsi @@ -12,6 +12,10 @@ reg = <0>; #address-cells = <1>; #size-cells = <1>; + + partitions { + compatible = "brcm,bcm947xx-cfe-partitions"; + }; }; }; }; diff --git a/arch/arm/boot/dts/bcm5301x.dtsi b/arch/arm/boot/dts/bcm5301x.dtsi index bc607d11eef8..7a5c188c2676 100644 --- a/arch/arm/boot/dts/bcm5301x.dtsi +++ b/arch/arm/boot/dts/bcm5301x.dtsi @@ -475,8 +475,11 @@ compatible = "jedec,spi-nor"; reg = <0>; spi-max-frequency = <20000000>; - linux,part-probe = "ofpart", "bcm47xxpart"; status = "disabled"; + + partitions { + compatible = "brcm,bcm947xx-cfe-partitions"; + }; }; }; -- cgit v1.2.3 From 6ef5bd6cfd5da9fe67aea031fd0a66ff77d64ad6 Mon Sep 17 00:00:00 2001 From: Stefan Wahren Date: Sat, 1 Sep 2018 20:16:22 +0200 Subject: ARM: dts: bcm283x-rpi-lan7515: Enable Ethernet LEDs Since the LAN7515 on Raspberry Pi 3B+ doesn't have an EEPROM and the OTP is empty, we need to enable the Ethernet LEDs via Device Tree. Signed-off-by: Stefan Wahren --- arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi b/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi index 9403da0990d0..70bece63f9a7 100644 --- a/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi +++ b/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi @@ -1,4 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 +#include + / { aliases { ethernet0 = ðernet; @@ -21,6 +23,18 @@ ethernet: ethernet@1 { compatible = "usb424,7800"; reg = <1>; + + mdio { + #address-cells = <0x1>; + #size-cells = <0x0>; + eth_phy: ethernet-phy@1 { + reg = <1>; + microchip,led-modes = < + LAN78XX_LINK_1000_ACTIVITY + LAN78XX_LINK_10_100_ACTIVITY + >; + }; + }; }; }; }; -- cgit v1.2.3 From 046ead61dc6973da049e606485858cdbb601b1e0 Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Fri, 31 Aug 2018 12:20:37 -0700 Subject: ARM: dts: NSP: Enable SFP on bcm958625hr Enable the SFP connected to port 5 of the switch and wire up all GPIOs to the SFP cage. Because of a hardware limitation of the i2c controller on the iProc SoCs which prevents large i2c (> 63 bytes) transactions to work, we use the i2c-gpio interface instead, which does not have that limitation. This allows us to read the SFP module EEPROM, which would not be possible otherwise since it exceeds that size during a single read transfer. Signed-off-by: Florian Fainelli Reviewed-by: Ray Jui --- arch/arm/boot/dts/bcm958625hr.dts | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/arm/boot/dts/bcm958625hr.dts b/arch/arm/boot/dts/bcm958625hr.dts index ea3fc194f8f3..a53a2f629d74 100644 --- a/arch/arm/boot/dts/bcm958625hr.dts +++ b/arch/arm/boot/dts/bcm958625hr.dts @@ -58,6 +58,24 @@ open-source; priority = <200>; }; + + /* Hardware I2C block cannot do more than 63 bytes per transfer, + * which would prevent reading from a SFP's EEPROM (256 byte). + */ + i2c1: i2c { + compatible = "i2c-gpio"; + sda-gpios = <&gpioa 5 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + scl-gpios = <&gpioa 4 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + }; + + sfp: sfp { + compatible = "sff,sfp"; + i2c-bus = <&i2c1>; + mod-def0-gpios = <&gpioa 28 GPIO_ACTIVE_LOW>; + los-gpios = <&gpioa 24 GPIO_ACTIVE_HIGH>; + tx-fault-gpios = <&gpioa 30 GPIO_ACTIVE_HIGH>; + tx-disable-gpios = <&gpioa 26 GPIO_ACTIVE_HIGH>; + }; }; &amac0 { @@ -210,6 +228,14 @@ reg = <4>; }; + port@5 { + label = "sfp"; + phy-mode = "sgmii"; + reg = <5>; + sfp = <&sfp>; + managed = "in-band-status"; + }; + port@8 { ethernet = <&amac2>; label = "cpu"; -- cgit v1.2.3 From 56512ffd2923fbe9665e84026074da96273dcb61 Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Fri, 31 Aug 2018 12:20:38 -0700 Subject: dt-bindings: net: dsa: Document B53 SRAB interrupts and registers Document the Broadcom roboswitch Switch Register Access Block interrupt lines and additional register base addresses for port mux configuration and SGMII status/configuration registers. Signed-off-by: Florian Fainelli Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/net/dsa/b53.txt | 36 +++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/Documentation/devicetree/bindings/net/dsa/b53.txt b/Documentation/devicetree/bindings/net/dsa/b53.txt index 1811e1972a7a..5201bc15fdd6 100644 --- a/Documentation/devicetree/bindings/net/dsa/b53.txt +++ b/Documentation/devicetree/bindings/net/dsa/b53.txt @@ -46,6 +46,42 @@ Required properties: "brcm,bcm6328-switch" "brcm,bcm6368-switch" and the mandatory "brcm,bcm63xx-switch" +Required properties for BCM585xx/586xx/88312 SoCs: + + - reg: a total of 3 register base addresses, the first one must be the + Switch Register Access block base, the second is the port 5/4 mux + configuration register and the third one is the SGMII configuration + and status register base address. + + - interrupts: a total of 13 interrupts must be specified, in the following + order: port 0-5, 7-8 link status change, then the integrated PHY interrupt, + then the timestamping interrupt and the sleep timer interrupts for ports + 5,7,8. + +Optional properties for BCM585xx/586xx/88312 SoCs: + + - reg-names: a total of 3 names matching the 3 base register address, must + be in the following order: + "srab" + "mux_config" + "sgmii_config" + + - interrupt-names: a total of 13 names matching the 13 interrupts specified + must be in the following order: + "link_state_p0" + "link_state_p1" + "link_state_p2" + "link_state_p3" + "link_state_p4" + "link_state_p5" + "link_state_p7" + "link_state_p8" + "phy" + "ts" + "imp_sleep_timer_p5" + "imp_sleep_timer_p7" + "imp_sleep_timer_p8" + See Documentation/devicetree/bindings/net/dsa/dsa.txt for a list of additional required and optional properties. -- cgit v1.2.3 From ccf8b4e4eb6b358a1ee445d9c9de507356360451 Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Fri, 31 Aug 2018 12:20:39 -0700 Subject: ARM: dts: NSP: Wire up switch interrupts The Switch Register Access Block (SRAB) has one interrupt for link state change on each ports (0-5, 7-8) a PHY interrupt, timestamping interrupt and sleep timer interrupts for each management ports (5,7,8). Wire those up so we can utilize them to speed up link resolution. Signed-off-by: Florian Fainelli --- arch/arm/boot/dts/bcm-nsp.dtsi | 31 ++++++++++++++++++++++++++++++- 1 file changed, 30 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/bcm-nsp.dtsi b/arch/arm/boot/dts/bcm-nsp.dtsi index 09ba85046322..ec869a80f9ba 100644 --- a/arch/arm/boot/dts/bcm-nsp.dtsi +++ b/arch/arm/boot/dts/bcm-nsp.dtsi @@ -377,7 +377,36 @@ srab: srab@36000 { compatible = "brcm,nsp-srab"; - reg = <0x36000 0x1000>; + reg = <0x36000 0x1000>, + <0x3f308 0x8>, + <0x3f410 0xc>; + reg-names = "srab", "mux_config", "sgmii"; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "link_state_p0", + "link_state_p1", + "link_state_p2", + "link_state_p3", + "link_state_p4", + "link_state_p5", + "link_state_p7", + "link_state_p8", + "phy", + "ts", + "imp_sleep_timer_p5", + "imp_sleep_timer_p7", + "imp_sleep_timer_p8"; #address-cells = <1>; #size-cells = <0>; -- cgit v1.2.3 From ab0b47d2eff413d60b0a1fc0c1f87f87f0d7f375 Mon Sep 17 00:00:00 2001 From: Rob Herring Date: Thu, 13 Sep 2018 13:12:30 -0500 Subject: ARM: dts: bcm: Fix SPI bus warnings dtc has new checks for SPI buses. Fix the warnings in node names. arch/arm/boot/dts/bcm53340-ubnt-unifi-switch8.dtb: Warning (spi_bus_bridge): /axi@18000000/qspi@27200: node name for SPI buses should be 'spi' arch/arm/boot/dts/bcm958525er.dtb: Warning (spi_bus_bridge): /axi/qspi@27200: node name for SPI buses should be 'spi' arch/arm/boot/dts/bcm958525xmc.dtb: Warning (spi_bus_bridge): /axi/qspi@27200: node name for SPI buses should be 'spi' arch/arm/boot/dts/bcm958622hr.dtb: Warning (spi_bus_bridge): /axi/qspi@27200: node name for SPI buses should be 'spi' arch/arm/boot/dts/bcm958625hr.dtb: Warning (spi_bus_bridge): /axi/qspi@27200: node name for SPI buses should be 'spi' arch/arm/boot/dts/bcm988312hr.dtb: Warning (spi_bus_bridge): /axi/qspi@27200: node name for SPI buses should be 'spi' Cc: Ray Jui Cc: Scott Branden Cc: Jon Mason Cc: bcm-kernel-feedback-list@broadcom.com Signed-off-by: Rob Herring Signed-off-by: Florian Fainelli --- arch/arm/boot/dts/bcm-hr2.dtsi | 2 +- arch/arm/boot/dts/bcm-nsp.dtsi | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/bcm-hr2.dtsi b/arch/arm/boot/dts/bcm-hr2.dtsi index 3084a7c95733..e4d49731287f 100644 --- a/arch/arm/boot/dts/bcm-hr2.dtsi +++ b/arch/arm/boot/dts/bcm-hr2.dtsi @@ -216,7 +216,7 @@ reg = <0x33000 0x14>; }; - qspi: qspi@27200 { + qspi: spi@27200 { compatible = "brcm,spi-bcm-qspi", "brcm,spi-nsp-qspi"; reg = <0x027200 0x184>, <0x027000 0x124>, diff --git a/arch/arm/boot/dts/bcm-nsp.dtsi b/arch/arm/boot/dts/bcm-nsp.dtsi index ec869a80f9ba..2fd111d9d59c 100644 --- a/arch/arm/boot/dts/bcm-nsp.dtsi +++ b/arch/arm/boot/dts/bcm-nsp.dtsi @@ -273,7 +273,7 @@ brcm,nand-has-wp; }; - qspi: qspi@27200 { + qspi: spi@27200 { compatible = "brcm,spi-bcm-qspi", "brcm,spi-nsp-qspi"; reg = <0x027200 0x184>, <0x027000 0x124>, -- cgit v1.2.3