From 62678107f0353ab16fea79ca3ba3c0f555833e24 Mon Sep 17 00:00:00 2001 From: Martin Sperl Date: Sun, 12 May 2019 16:17:08 +0000 Subject: [PATCH 634/782] spi: devicetree: add overlays for spi 3 to 6 Signed-off-by: Martin Sperl --- arch/arm/boot/dts/overlays/Makefile | 8 ++ arch/arm/boot/dts/overlays/README | 104 ++++++++++++++++++ .../boot/dts/overlays/spi3-1cs-overlay.dts | 44 ++++++++ .../boot/dts/overlays/spi3-2cs-overlay.dts | 56 ++++++++++ .../boot/dts/overlays/spi4-1cs-overlay.dts | 44 ++++++++ .../boot/dts/overlays/spi4-2cs-overlay.dts | 56 ++++++++++ .../boot/dts/overlays/spi5-1cs-overlay.dts | 44 ++++++++ .../boot/dts/overlays/spi5-2cs-overlay.dts | 56 ++++++++++ .../boot/dts/overlays/spi6-1cs-overlay.dts | 44 ++++++++ .../boot/dts/overlays/spi6-2cs-overlay.dts | 56 ++++++++++ 10 files changed, 512 insertions(+) create mode 100644 arch/arm/boot/dts/overlays/spi3-1cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi3-2cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi4-1cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi4-2cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi5-1cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi5-2cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi6-1cs-overlay.dts create mode 100644 arch/arm/boot/dts/overlays/spi6-2cs-overlay.dts --- a/arch/arm/boot/dts/overlays/Makefile +++ b/arch/arm/boot/dts/overlays/Makefile @@ -144,6 +144,14 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ spi2-1cs.dtbo \ spi2-2cs.dtbo \ spi2-3cs.dtbo \ + spi3-1cs.dtbo \ + spi3-2cs.dtbo \ + spi4-1cs.dtbo \ + spi4-2cs.dtbo \ + spi5-1cs.dtbo \ + spi5-2cs.dtbo \ + spi6-1cs.dtbo \ + spi6-2cs.dtbo \ ssd1306.dtbo \ superaudioboard.dtbo \ sx150x.dtbo \ --- a/arch/arm/boot/dts/overlays/README +++ b/arch/arm/boot/dts/overlays/README @@ -2085,6 +2085,110 @@ Params: cs0_pin GPIO pin is 'okay' or enabled). +Name: spi3-1cs +Info: Enables spi3 with a single chip select (CS) line and associated spidev + dev node. The gpio pin number for the CS line and spidev device node + creation are configurable. +Load: dtoverlay=spi3-1cs,= +Params: cs0_pin GPIO pin for CS0 (default 0 - BCM SPI3_CE0). + cs0_spidev Set to 'off' to prevent the creation of a + userspace device node /dev/spidev3.0 (default + is 'on' or enabled). + + +Name: spi3-2cs +Info: Enables spi3 with two chip select (CS) lines and associated spidev + dev nodes. The gpio pin numbers for the CS lines and spidev device node + creation are configurable. +Load: dtoverlay=spi3-2cs,= +Params: cs0_pin GPIO pin for CS0 (default 0 - BCM SPI3_CE0). + cs1_pin GPIO pin for CS1 (default 24 - BCM SPI3_CE1). + cs0_spidev Set to 'off' to prevent the creation of a + userspace device node /dev/spidev3.0 (default + is 'on' or enabled). + cs1_spidev Set to 'off' to prevent the creation of a + userspace device node /dev/spidev3.1 (default + is 'on' or enabled). + + +Name: spi4-1cs +Info: Enables spi4 with a single chip select (CS) line and associated spidev + dev node. The gpio pin number for the CS line and spidev device node + creation are configurable. +Load: dtoverlay=spi4-1cs,= +Params: cs0_pin GPIO pin for CS0 (default 4 - BCM SPI4_CE0). + cs0_spidev Set to 'off' to prevent the creation of a + userspace device node /dev/spidev4.0 (default + is 'on' or enabled). + + +Name: spi4-2cs +Info: Enables spi4 with two chip select (CS) lines and associated spidev + dev nodes. The gpio pin numbers for the CS lines and spidev device node + creation are configurable. +Load: dtoverlay=spi4-2cs,= +Params: cs0_pin GPIO pin for CS0 (default 4 - BCM SPI4_CE0). + cs1_pin GPIO pin for CS1 (default 25 - BCM SPI4_CE1). + cs0_spidev Set to 'off' to prevent the creation of a + userspace device node /dev/spidev4.0 (default + is 'on' or enabled). + cs1_spidev Set to 'off' to prevent the creation of a + userspace device node /dev/spidev4.1 (default + is 'on' or enabled). + + +Name: spi5-1cs +Info: Enables spi5 with a single chip select (CS) line and associated spidev + dev node. The gpio pin numbers for the CS lines and spidev device node + creation are configurable. +Load: dtoverlay=spi5-1cs,= +Params: cs0_pin GPIO pin for CS0 (default 12 - BCM SPI5_CE0). + cs0_spidev Set to 'off' to prevent the creation of a + userspace device node /dev/spidev5.0 (default + is 'on' or enabled). + + +Name: spi5-2cs +Info: Enables spi5 with two chip select (CS) lines and associated spidev + dev nodes. The gpio pin numbers for the CS lines and spidev device node + creation are configurable. +Load: dtoverlay=spi5-2cs,= +Params: cs0_pin GPIO pin for CS0 (default 12 - BCM SPI5_CE0). + cs1_pin GPIO pin for CS1 (default 26 - BCM SPI5_CE1). + cs0_spidev Set to 'off' to prevent the creation of a + userspace device node /dev/spidev5.0 (default + is 'on' or enabled). + cs1_spidev Set to 'off' to prevent the creation of a + userspace device node /dev/spidev5.1 (default + is 'on' or enabled). + + +Name: spi6-1cs +Info: Enables spi6 with a single chip select (CS) line and associated spidev + dev node. The gpio pin number for the CS line and spidev device node + creation are configurable. +Load: dtoverlay=spi6-1cs,= +Params: cs0_pin GPIO pin for CS0 (default 18 - BCM SPI6_CE0). + cs0_spidev Set to 'off' to prevent the creation of a + userspace device node /dev/spidev6.0 (default + is 'on' or enabled). + + +Name: spi6-2cs +Info: Enables spi6 with two chip select (CS) lines and associated spidev + dev nodes. The gpio pin numbers for the CS lines and spidev device node + creation are configurable. +Load: dtoverlay=spi6-2cs,= +Params: cs0_pin GPIO pin for CS0 (default 18 - BCM SPI6_CE0). + cs1_pin GPIO pin for CS1 (default 27 - BCM SPI6_CE1). + cs0_spidev Set to 'off' to prevent the creation of a + userspace device node /dev/spidev6.0 (default + is 'on' or enabled). + cs1_spidev Set to 'off' to prevent the creation of a + userspace device node /dev/spidev6.1 (default + is 'on' or enabled). + + Name: ssd1306 Info: Overlay for activation of SSD1306 over I2C OLED display framebuffer. Load: dtoverlay=ssd1306,= --- /dev/null +++ b/arch/arm/boot/dts/overlays/spi3-1cs-overlay.dts @@ -0,0 +1,44 @@ +/dts-v1/; +/plugin/; + + +/ { + compatible = "brcm,bcm2838"; + + fragment@0 { + target = <&spi3_cs_pins>; + frag0: __overlay__ { + brcm,pins = <0>; + brcm,function = <1>; /* output */ + }; + }; + + fragment@1 { + target = <&spi3>; + frag1: __overlay__ { + /* needed to avoid dtc warning */ + #address-cells = <1>; + #size-cells = <0>; + + pinctrl-names = "default"; + pinctrl-0 = <&spi3_pins &spi3_cs_pins>; + cs-gpios = <&gpio 0 1>; + status = "okay"; + + spidev3_0: spidev@0 { + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + }; + }; + + __overrides__ { + cs0_pin = <&frag0>,"brcm,pins:0", + <&frag1>,"cs-gpios:4"; + cs0_spidev = <&spidev3_0>,"status"; + }; +}; --- /dev/null +++ b/arch/arm/boot/dts/overlays/spi3-2cs-overlay.dts @@ -0,0 +1,56 @@ +/dts-v1/; +/plugin/; + + +/ { + compatible = "brcm,bcm2838"; + + fragment@0 { + target = <&spi3_cs_pins>; + frag0: __overlay__ { + brcm,pins = <0 24>; + brcm,function = <1>; /* output */ + }; + }; + + fragment@1 { + target = <&spi3>; + frag1: __overlay__ { + /* needed to avoid dtc warning */ + #address-cells = <1>; + #size-cells = <0>; + + pinctrl-names = "default"; + pinctrl-0 = <&spi3_pins &spi3_cs_pins>; + cs-gpios = <&gpio 0 1>, <&gpio 24 1>; + status = "okay"; + + spidev3_0: spidev@0 { + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + + spidev3_1: spidev@1 { + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + }; + }; + + __overrides__ { + cs0_pin = <&frag0>,"brcm,pins:0", + <&frag1>,"cs-gpios:4"; + cs1_pin = <&frag0>,"brcm,pins:4", + <&frag1>,"cs-gpios:16"; + cs0_spidev = <&spidev3_0>,"status"; + cs1_spidev = <&spidev3_1>,"status"; + }; +}; --- /dev/null +++ b/arch/arm/boot/dts/overlays/spi4-1cs-overlay.dts @@ -0,0 +1,44 @@ +/dts-v1/; +/plugin/; + + +/ { + compatible = "brcm,bcm2838"; + + fragment@0 { + target = <&spi4_cs_pins>; + frag0: __overlay__ { + brcm,pins = <4>; + brcm,function = <1>; /* output */ + }; + }; + + fragment@1 { + target = <&spi4>; + frag1: __overlay__ { + /* needed to avoid dtc warning */ + #address-cells = <1>; + #size-cells = <0>; + + pinctrl-names = "default"; + pinctrl-0 = <&spi4_pins &spi4_cs_pins>; + cs-gpios = <&gpio 4 1>; + status = "okay"; + + spidev4_0: spidev@0 { + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + }; + }; + + __overrides__ { + cs0_pin = <&frag0>,"brcm,pins:0", + <&frag1>,"cs-gpios:4"; + cs0_spidev = <&spidev4_0>,"status"; + }; +}; --- /dev/null +++ b/arch/arm/boot/dts/overlays/spi4-2cs-overlay.dts @@ -0,0 +1,56 @@ +/dts-v1/; +/plugin/; + + +/ { + compatible = "brcm,bcm2838"; + + fragment@0 { + target = <&spi4_cs_pins>; + frag0: __overlay__ { + brcm,pins = <4 25>; + brcm,function = <1>; /* output */ + }; + }; + + fragment@1 { + target = <&spi4>; + frag1: __overlay__ { + /* needed to avoid dtc warning */ + #address-cells = <1>; + #size-cells = <0>; + + pinctrl-names = "default"; + pinctrl-0 = <&spi4_pins &spi4_cs_pins>; + cs-gpios = <&gpio 4 1>, <&gpio 25 1>; + status = "okay"; + + spidev4_0: spidev@0 { + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + + spidev4_1: spidev@1 { + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + }; + }; + + __overrides__ { + cs0_pin = <&frag0>,"brcm,pins:0", + <&frag1>,"cs-gpios:4"; + cs1_pin = <&frag0>,"brcm,pins:4", + <&frag1>,"cs-gpios:16"; + cs0_spidev = <&spidev4_0>,"status"; + cs1_spidev = <&spidev4_1>,"status"; + }; +}; --- /dev/null +++ b/arch/arm/boot/dts/overlays/spi5-1cs-overlay.dts @@ -0,0 +1,44 @@ +/dts-v1/; +/plugin/; + + +/ { + compatible = "brcm,bcm2838"; + + fragment@0 { + target = <&spi5_cs_pins>; + frag0: __overlay__ { + brcm,pins = <12>; + brcm,function = <1>; /* output */ + }; + }; + + fragment@1 { + target = <&spi5>; + frag1: __overlay__ { + /* needed to avoid dtc warning */ + #address-cells = <1>; + #size-cells = <0>; + + pinctrl-names = "default"; + pinctrl-0 = <&spi5_pins &spi5_cs_pins>; + cs-gpios = <&gpio 12 1>; + status = "okay"; + + spidev5_0: spidev@0 { + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + }; + }; + + __overrides__ { + cs0_pin = <&frag0>,"brcm,pins:0", + <&frag1>,"cs-gpios:4"; + cs0_spidev = <&spidev5_0>,"status"; + }; +}; --- /dev/null +++ b/arch/arm/boot/dts/overlays/spi5-2cs-overlay.dts @@ -0,0 +1,56 @@ +/dts-v1/; +/plugin/; + + +/ { + compatible = "brcm,bcm2838"; + + fragment@0 { + target = <&spi5_cs_pins>; + frag0: __overlay__ { + brcm,pins = <12 26>; + brcm,function = <1>; /* output */ + }; + }; + + fragment@1 { + target = <&spi5>; + frag1: __overlay__ { + /* needed to avoid dtc warning */ + #address-cells = <1>; + #size-cells = <0>; + + pinctrl-names = "default"; + pinctrl-0 = <&spi5_pins &spi5_cs_pins>; + cs-gpios = <&gpio 12 1>, <&gpio 26 1>; + status = "okay"; + + spidev5_0: spidev@0 { + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + + spidev5_1: spidev@1 { + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + }; + }; + + __overrides__ { + cs0_pin = <&frag0>,"brcm,pins:0", + <&frag1>,"cs-gpios:4"; + cs1_pin = <&frag0>,"brcm,pins:4", + <&frag1>,"cs-gpios:16"; + cs0_spidev = <&spidev5_0>,"status"; + cs1_spidev = <&spidev5_1>,"status"; + }; +}; --- /dev/null +++ b/arch/arm/boot/dts/overlays/spi6-1cs-overlay.dts @@ -0,0 +1,44 @@ +/dts-v1/; +/plugin/; + + +/ { + compatible = "brcm,bcm2838"; + + fragment@0 { + target = <&spi6_cs_pins>; + frag0: __overlay__ { + brcm,pins = <18>; + brcm,function = <1>; /* output */ + }; + }; + + fragment@1 { + target = <&spi6>; + frag1: __overlay__ { + /* needed to avoid dtc warning */ + #address-cells = <1>; + #size-cells = <0>; + + pinctrl-names = "default"; + pinctrl-0 = <&spi6_pins &spi6_cs_pins>; + cs-gpios = <&gpio 18 1>; + status = "okay"; + + spidev6_0: spidev@0 { + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + }; + }; + + __overrides__ { + cs0_pin = <&frag0>,"brcm,pins:0", + <&frag1>,"cs-gpios:4"; + cs0_spidev = <&spidev6_0>,"status"; + }; +}; --- /dev/null +++ b/arch/arm/boot/dts/overlays/spi6-2cs-overlay.dts @@ -0,0 +1,56 @@ +/dts-v1/; +/plugin/; + + +/ { + compatible = "brcm,bcm2838"; + + fragment@0 { + target = <&spi6_cs_pins>; + frag0: __overlay__ { + brcm,pins = <18 27>; + brcm,function = <1>; /* output */ + }; + }; + + fragment@1 { + target = <&spi6>; + frag1: __overlay__ { + /* needed to avoid dtc warning */ + #address-cells = <1>; + #size-cells = <0>; + + pinctrl-names = "default"; + pinctrl-0 = <&spi6_pins &spi6_cs_pins>; + cs-gpios = <&gpio 18 1>, <&gpio 27 1>; + status = "okay"; + + spidev6_0: spidev@0 { + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + + spidev6_1: spidev@1 { + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + }; + }; + + __overrides__ { + cs0_pin = <&frag0>,"brcm,pins:0", + <&frag1>,"cs-gpios:4"; + cs1_pin = <&frag0>,"brcm,pins:4", + <&frag1>,"cs-gpios:16"; + cs0_spidev = <&spidev6_0>,"status"; + cs1_spidev = <&spidev6_1>,"status"; + }; +};