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author | Álvaro Fernández Rojas <noltari@gmail.com> | 2021-02-18 18:04:33 +0100 |
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committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2021-02-18 23:42:32 +0100 |
commit | f07e572f6447465d8938679533d604e402b0f066 (patch) | |
tree | cb333bd2a67e59e7c07659514850a0fd55fc825e /target/linux/bcm27xx/patches-5.4/950-0392-Add-universal-device-tree-overlay-for-SPI-devices.patch | |
parent | 5d3a6fd970619dfc55f8259035c3027d7613a2a6 (diff) | |
download | upstream-f07e572f6447465d8938679533d604e402b0f066.tar.gz upstream-f07e572f6447465d8938679533d604e402b0f066.tar.bz2 upstream-f07e572f6447465d8938679533d604e402b0f066.zip |
bcm27xx: import latest patches from the RPi foundation
bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0392-Add-universal-device-tree-overlay-for-SPI-devices.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0392-Add-universal-device-tree-overlay-for-SPI-devices.patch | 273 |
1 files changed, 0 insertions, 273 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0392-Add-universal-device-tree-overlay-for-SPI-devices.patch b/target/linux/bcm27xx/patches-5.4/950-0392-Add-universal-device-tree-overlay-for-SPI-devices.patch deleted file mode 100644 index cb8fa91bef..0000000000 --- a/target/linux/bcm27xx/patches-5.4/950-0392-Add-universal-device-tree-overlay-for-SPI-devices.patch +++ /dev/null @@ -1,273 +0,0 @@ -From 17159731ae064a70031d746284855b7d30f17407 Mon Sep 17 00:00:00 2001 -From: Ed Spiridonov <edo.rus@gmail.com> -Date: Tue, 10 Dec 2019 22:45:04 +0300 -Subject: [PATCH] Add universal device tree overlay for SPI devices - -Just specify the SPI address and device name ("compatible" property). -This overlay lacks any device-specific parameter support! -(some of them could be added later) - -Examples: -1. SPI NOR flash on spi0.1, maximum SPI clock frequency 45MHz: - dtoverlay=anyspi:spi0-1,dev="jedec,spi-nor",speed=45000000 -2. MCP3204 ADC on spi1.2, maximum SPI clock frequency 500kHz: - dtoverlay=anyspi:spi1-2,dev="microchip,mcp3204" - -Signed-off-by: Ed Spiridonov <edo.rus@gmail.com> ---- - arch/arm/boot/dts/overlays/Makefile | 1 + - arch/arm/boot/dts/overlays/README | 23 ++ - arch/arm/boot/dts/overlays/anyspi-overlay.dts | 205 ++++++++++++++++++ - 3 files changed, 229 insertions(+) - create mode 100755 arch/arm/boot/dts/overlays/anyspi-overlay.dts - ---- a/arch/arm/boot/dts/overlays/Makefile -+++ b/arch/arm/boot/dts/overlays/Makefile -@@ -15,6 +15,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ - allo-katana-dac-audio.dtbo \ - allo-piano-dac-pcm512x-audio.dtbo \ - allo-piano-dac-plus-pcm512x-audio.dtbo \ -+ anyspi.dtbo \ - apds9960.dtbo \ - applepi-dac.dtbo \ - at86rf233.dtbo \ ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -441,6 +441,29 @@ Params: 24db_digital_gain Allow ga - better voice quality. (default Off) - - -+Name: anyspi -+Info: Universal device tree overlay for SPI devices -+ -+ Just specify the SPI address and device name ("compatible" property). -+ This overlay lacks any device-specific parameter support! -+ -+ For devices on spi1 or spi2, the interfaces should be enabled -+ with one of the spi1-1/2/3cs and/or spi2-1/2/3cs overlays. -+ -+ Examples: -+ 1. SPI NOR flash on spi0.1, maximum SPI clock frequency 45MHz: -+ dtoverlay=anyspi:spi0-1,dev="jedec,spi-nor",speed=45000000 -+ 2. MCP3204 ADC on spi1.2, maximum SPI clock frequency 500kHz: -+ dtoverlay=anyspi:spi1-2,dev="microchip,mcp3204" -+Load: dtoverlay=anyspi,<param>=<val> -+Params: spi<n>-<m> Configure device at spi<n>, cs<m> -+ (boolean, required) -+ dev Set device name to search compatible module -+ (string, required) -+ speed Set SPI clock frequency in Hz -+ (integer, optional, default 500000) -+ -+ - Name: apds9960 - Info: Configures the AVAGO APDS9960 digital proximity, ambient light, RGB and - gesture sensor ---- /dev/null -+++ b/arch/arm/boot/dts/overlays/anyspi-overlay.dts -@@ -0,0 +1,205 @@ -+/* -+ * Universal device tree overlay for SPI devices -+ */ -+ -+/dts-v1/; -+/plugin/; -+ -+/ { -+ compatible = "brcm,bcm2835"; -+ -+ fragment@0 { -+ target = <&spidev0>; -+ __dormant__ { -+ status = "disabled"; -+ }; -+ }; -+ -+ fragment@1 { -+ target = <&spidev1>; -+ __dormant__ { -+ status = "disabled"; -+ }; -+ }; -+ -+ fragment@2 { -+ target-path = "spi1/spidev@0"; -+ __dormant__ { -+ status = "disabled"; -+ }; -+ }; -+ -+ fragment@3 { -+ target-path = "spi1/spidev@1"; -+ __dormant__ { -+ status = "disabled"; -+ }; -+ }; -+ -+ fragment@4 { -+ target-path = "spi1/spidev@2"; -+ __dormant__ { -+ status = "disabled"; -+ }; -+ }; -+ -+ fragment@5 { -+ target-path = "spi2/spidev@0"; -+ __dormant__ { -+ status = "disabled"; -+ }; -+ }; -+ -+ fragment@6 { -+ target-path = "spi2/spidev@1"; -+ __dormant__ { -+ status = "disabled"; -+ }; -+ }; -+ -+ fragment@7 { -+ target-path = "spi2/spidev@2"; -+ __dormant__ { -+ status = "disabled"; -+ }; -+ }; -+ -+ fragment@8 { -+ target = <&spi0>; -+ __dormant__ { -+ status = "okay"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ anyspi_00: anyspi@0 { -+ reg = <0>; -+ spi-max-frequency = <500000>; -+ }; -+ }; -+ }; -+ -+ fragment@9 { -+ target = <&spi0>; -+ __dormant__ { -+ status = "okay"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ anyspi_01: anyspi@1 { -+ reg = <1>; -+ spi-max-frequency = <500000>; -+ }; -+ }; -+ }; -+ -+ fragment@10 { -+ target = <&spi1>; -+ __dormant__ { -+ status = "okay"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ anyspi_10: anyspi@0 { -+ reg = <0>; -+ spi-max-frequency = <500000>; -+ }; -+ }; -+ }; -+ -+ fragment@11 { -+ target = <&spi1>; -+ __dormant__ { -+ status = "okay"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ anyspi_11: anyspi@1 { -+ reg = <1>; -+ spi-max-frequency = <500000>; -+ }; -+ }; -+ }; -+ -+ fragment@12 { -+ target = <&spi1>; -+ __dormant__ { -+ status = "okay"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ anyspi_12: anyspi@2 { -+ reg = <2>; -+ spi-max-frequency = <500000>; -+ }; -+ }; -+ }; -+ -+ fragment@13 { -+ target = <&spi2>; -+ __dormant__ { -+ status = "okay"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ anyspi_20: anyspi@0 { -+ reg = <0>; -+ spi-max-frequency = <500000>; -+ }; -+ }; -+ }; -+ -+ fragment@14 { -+ target = <&spi2>; -+ __dormant__ { -+ status = "okay"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ anyspi_21: anyspi@1 { -+ reg = <1>; -+ spi-max-frequency = <500000>; -+ }; -+ }; -+ }; -+ -+ fragment@15 { -+ target = <&spi2>; -+ __dormant__ { -+ status = "okay"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ anyspi_22: anyspi@2 { -+ reg = <2>; -+ spi-max-frequency = <500000>; -+ }; -+ }; -+ }; -+ -+ __overrides__ { -+ spi0-0 = <0>, "+0+8"; -+ spi0-1 = <0>, "+1+9"; -+ spi1-0 = <0>, "+2+10"; -+ spi1-1 = <0>, "+3+11"; -+ spi1-2 = <0>, "+4+12"; -+ spi2-0 = <0>, "+5+13"; -+ spi2-1 = <0>, "+6+14"; -+ spi2-2 = <0>, "+7+15"; -+ dev = <&anyspi_00>,"compatible", -+ <&anyspi_01>,"compatible", -+ <&anyspi_10>,"compatible", -+ <&anyspi_11>,"compatible", -+ <&anyspi_12>,"compatible", -+ <&anyspi_20>,"compatible", -+ <&anyspi_21>,"compatible", -+ <&anyspi_22>,"compatible"; -+ speed = <&anyspi_00>, "spi-max-frequency:0", -+ <&anyspi_01>, "spi-max-frequency:0", -+ <&anyspi_10>, "spi-max-frequency:0", -+ <&anyspi_11>, "spi-max-frequency:0", -+ <&anyspi_12>, "spi-max-frequency:0", -+ <&anyspi_20>, "spi-max-frequency:0", -+ <&anyspi_21>, "spi-max-frequency:0", -+ <&anyspi_22>, "spi-max-frequency:0"; -+ }; -+}; |