From f5919b65d4c671fd5083838c7a445f319f9a13c8 Mon Sep 17 00:00:00 2001 From: Stijn Tintel Date: Sat, 10 Nov 2018 13:03:18 +0200 Subject: brcm2708: add kernel 4.14 support Patch generation process: - rebase rpi/rpi-4.14.y on v4.14.89 from linux-stable - git format-patch v4.14.89 Patches skipped during rebase: - lan78xx: Read MAC address from DT if present - lan78xx: Enable LEDs and auto-negotiation - Revert "softirq: Let ksoftirqd do its job" - sc16is7xx: Fix for multi-channel stall - lan78xx: Ignore DT MAC address if already valid - lan78xx: Simple patch to prevent some crashes - tcp_write_queue_purge clears all the SKBs in the write queue - Revert "lan78xx: Simple patch to prevent some crashes" - lan78xx: Connect phy early - Arm: mm: ftrace: Only set text back to ro after kernel has been marked ro - Revert "Revert "softirq: Let ksoftirqd do its job"" - ASoC: cs4265: SOC_SINGLE register value error fix - Revert "ASoC: cs4265: SOC_SINGLE register value error fix" - Revert "net: pskb_trim_rcsum() and CHECKSUM_COMPLETE are friends" - Revert "Revert "net: pskb_trim_rcsum() and CHECKSUM_COMPLETE are friends"" Patches dropped after rebase: - net: Add non-mainline source for rtl8192cu wlan - net: Fix rtl8192cu build errors on other platforms - brcm: adds support for BCM43341 wifi - brcmfmac: Mute expected startup 'errors' - ARM64: Fix build break for RTL8187/RTL8192CU wifi - ARM64: Enable RTL8187/RTL8192CU wifi in build config - This is the driver for Sony CXD2880 DVB-T2/T tuner + demodulator - brcmfmac: add CLM download support - brcmfmac: request_firmware_direct is quieter - Sets the BCDC priority to constant 0 - brcmfmac: Disable ARP offloading when promiscuous - brcmfmac: Avoid possible out-of-bounds read - brcmfmac: Delete redundant length check - net: rtl8192cu: Normalize indentation - net: rtl8192cu: Fix implicit fallthrough warnings - Revert "Sets the BCDC priority to constant 0" - media: cxd2880: Bump to match 4.18.y version - media: cxd2880-spi: Bump to match 4.18.y version - Revert "mm: alloc_contig: re-allow CMA to compact FS pages" - Revert "Revert "mm: alloc_contig: re-allow CMA to compact FS pages"" - cxd2880: CXD2880_SPI_DRV should select DVB_CXD2880 with MEDIA_SUBDRV_AUTOSELECT - 950-0421-HID-hid-bigbenff-driver-for-BigBen-Interactive-PS3OF.patch - 950-0453-Add-hid-bigbenff-to-list-of-have_special_driver-for-.patch Make I2C built-in instead of modular as in upstream defconfig; also the easiest way to get MFD_ARIZONA enabled, which is required by kmod-sound-soc-rpi-cirrus. Add missing compatible strings from 4.9/960-add-rasbperrypi-compatible.patch, using upstream names for compute modules. Add extra patch to enable the LEDs on lan78xx. Compile-tested: bcm2708, bcm2709, bcm2710 (with CONFIG_ALL_KMODS=y) Runtime-tested: bcm2708, bcm2710 Signed-off-by: Stijn Tintel --- ...-0339-Add-device-tree-overlay-for-HD44780.patch | 105 +++++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 target/linux/brcm2708/patches-4.14/950-0339-Add-device-tree-overlay-for-HD44780.patch (limited to 'target/linux/brcm2708/patches-4.14/950-0339-Add-device-tree-overlay-for-HD44780.patch') diff --git a/target/linux/brcm2708/patches-4.14/950-0339-Add-device-tree-overlay-for-HD44780.patch b/target/linux/brcm2708/patches-4.14/950-0339-Add-device-tree-overlay-for-HD44780.patch new file mode 100644 index 0000000000..27057cd62e --- /dev/null +++ b/target/linux/brcm2708/patches-4.14/950-0339-Add-device-tree-overlay-for-HD44780.patch @@ -0,0 +1,105 @@ +From d1f9b37d299ef8cbd740a3f6cb7f71db887737d6 Mon Sep 17 00:00:00 2001 +From: Jasper Boomer +Date: Sun, 24 Jun 2018 12:20:27 -0400 +Subject: [PATCH 339/454] Add device tree overlay for HD44780 + +--- + arch/arm/boot/dts/overlays/Makefile | 1 + + arch/arm/boot/dts/overlays/README | 25 ++++++++++ + .../boot/dts/overlays/hd44780-lcd-overlay.dts | 46 +++++++++++++++++++ + 3 files changed, 72 insertions(+) + create mode 100644 arch/arm/boot/dts/overlays/hd44780-lcd-overlay.dts + +--- a/arch/arm/boot/dts/overlays/Makefile ++++ b/arch/arm/boot/dts/overlays/Makefile +@@ -38,6 +38,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ + gpio-no-irq.dtbo \ + gpio-poweroff.dtbo \ + gpio-shutdown.dtbo \ ++ hd44780-lcd.dtbo \ + hifiberry-amp.dtbo \ + hifiberry-dac.dtbo \ + hifiberry-dacplus.dtbo \ +--- a/arch/arm/boot/dts/overlays/README ++++ b/arch/arm/boot/dts/overlays/README +@@ -639,6 +639,31 @@ Params: gpio_pin GPIO pin + external pullup. + + ++Name: hd44780-lcd ++Info: Configures an HD44780 compatible LCD display. Uses 4 gpio pins for ++ data, 2 gpio pins for enable and register select and 1 optional pin ++ for enabling/disabling the backlight display. ++Load: dtoverlay=hd44780-lcd,= ++Params: pin_d4 GPIO pin for data pin D4 (default 6) ++ ++ pin_d5 GPIO pin for data pin D5 (default 13) ++ ++ pin_d6 GPIO pin for data pin D6 (default 19) ++ ++ pin_d7 GPIO pin for data pin D7 (default 26) ++ ++ pin_en GPIO pin for "Enable" (default 21) ++ ++ pin_rs GPIO pin for "Register Select" (default 20) ++ ++ pin_bl Optional pin for enabling/disabling the ++ display backlight. (default disabled) ++ ++ display_height Height of the display in characters ++ ++ display_width Width of the display in characters ++ ++ + Name: hifiberry-amp + Info: Configures the HifiBerry Amp and Amp+ audio cards + Load: dtoverlay=hifiberry-amp +--- /dev/null ++++ b/arch/arm/boot/dts/overlays/hd44780-lcd-overlay.dts +@@ -0,0 +1,46 @@ ++/dts-v1/; ++/plugin/; ++ ++/ { ++ compatible = "brcm,bcm2835"; ++ ++ fragment@0 { ++ target-path = "/"; ++ __overlay__ { ++ lcd_screen: auxdisplay { ++ compatible = "hit,hd44780"; ++ ++ data-gpios = <&gpio 6 0>, ++ <&gpio 13 0>, ++ <&gpio 19 0>, ++ <&gpio 26 0>; ++ enable-gpios = <&gpio 21 0>; ++ rs-gpios = <&gpio 20 0>; ++ ++ display-height-chars = <2>; ++ display-width-chars = <16>; ++ }; ++ ++ }; ++ }; ++ ++ fragment@1 { ++ target = <&lcd_screen>; ++ __dormant__ { ++ backlight-gpios = <&gpio 12 0>; ++ }; ++ }; ++ ++ __overrides__ { ++ pin_d4 = <&lcd_screen>,"data-gpios:4"; ++ pin_d5 = <&lcd_screen>,"data-gpios:16"; ++ pin_d6 = <&lcd_screen>,"data-gpios:28"; ++ pin_d7 = <&lcd_screen>,"data-gpios:40"; ++ pin_en = <&lcd_screen>,"enable-gpios:4"; ++ pin_rs = <&lcd_screen>,"rs-gpios:4"; ++ pin_bl = <0>,"+1", <&lcd_screen>,"backlight-gpios:4"; ++ display_height = <&lcd_screen>,"display-height-chars:0"; ++ display_width = <&lcd_screen>,"display-width-chars:0"; ++ }; ++ ++}; -- cgit v1.2.3