brcm2708: update to latest version

[openwrt/openwrt.git] / target / linux / brcm2708 / patches-4.4 / 0107-Build-i2c_gpio-module-and-add-a-device-tree-overlay-.patch

diff --git a/target/linux/brcm2708/patches-4.4/0107-Build-i2c_gpio-module-and-add-a-device-tree-overlay-.patch b/target/linux/brcm2708/patches-4.4/0107-Build-i2c_gpio-module-and-add-a-device-tree-overlay-.patch
deleted file mode 100644 (file)
index 3654797..0000000
--- a/target/linux/brcm2708/patches-4.4/0107-Build-i2c_gpio-module-and-add-a-device-tree-overlay-.patch
+++ /dev/null
@@ -1,100 +0,0 @@
-From 938b09ce6c6736d0861c2c9eec3a7e739585b589 Mon Sep 17 00:00:00 2001
-From: Alistair Buxton <a.j.buxton@gmail.com>
-Date: Sun, 1 Nov 2015 22:27:56 +0000
-Subject: [PATCH 107/170] Build i2c_gpio module and add a device tree overlay
- to configure it.
-
----
- arch/arm/boot/dts/overlays/Makefile             |  1 +
- arch/arm/boot/dts/overlays/README               | 13 +++++++++++-
- arch/arm/boot/dts/overlays/i2c-gpio-overlay.dts | 28 +++++++++++++++++++++++++
- arch/arm/configs/bcm2709_defconfig              |  1 +
- arch/arm/configs/bcmrpi_defconfig               |  1 +
- 5 files changed, 43 insertions(+), 1 deletion(-)
- create mode 100644 arch/arm/boot/dts/overlays/i2c-gpio-overlay.dts
-
---- a/arch/arm/boot/dts/overlays/Makefile
-+++ b/arch/arm/boot/dts/overlays/Makefile
-@@ -25,6 +25,7 @@ dtb-$(RPI_DT_OVERLAYS) += hifiberry-digi
- dtb-$(RPI_DT_OVERLAYS) += hy28a-overlay.dtb
- dtb-$(RPI_DT_OVERLAYS) += hy28b-overlay.dtb
- dtb-$(RPI_DT_OVERLAYS) += i2c-rtc-overlay.dtb
-+dtb-$(RPI_DT_OVERLAYS) += i2c-gpio-overlay.dtb
- dtb-$(RPI_DT_OVERLAYS) += i2s-mmap-overlay.dtb
- dtb-$(RPI_DT_OVERLAYS) += iqaudio-dac-overlay.dtb
- dtb-$(RPI_DT_OVERLAYS) += iqaudio-dacplus-overlay.dtb
---- a/arch/arm/boot/dts/overlays/README
-+++ b/arch/arm/boot/dts/overlays/README
-@@ -287,9 +287,20 @@ Params: speed                    Display
-         ledgpio                  GPIO used to control backlight
- 
- 
-+Name:   i2c-gpio
-+Info:   Adds support for software i2c controller on gpio pins
-+Load:   dtoverlay=i2c-gpio,<param>=<val>
-+Params: i2c_gpio_sda             GPIO used for I2C data (default "23")
-+
-+        i2c_gpio_scl             GPIO used for I2C clock (default "24")
-+
-+        i2c_gpio_delay_us        Clock delay in microseconds
-+                                 (default "2" = ~100kHz)
-+
-+
- Name:   i2c-rtc
- Info:   Adds support for a number of I2C Real Time Clock devices
--Load:   dtoverlay=i2c-rtc,<param>
-+Load:   dtoverlay=i2c-rtc,<param>=<val>
- Params: ds1307                   Select the DS1307 device
- 
-         ds3231                   Select the DS3231 device
---- /dev/null
-+++ b/arch/arm/boot/dts/overlays/i2c-gpio-overlay.dts
-@@ -0,0 +1,28 @@
-+// Overlay for i2c_gpio bitbanging host bus.
-+/dts-v1/;
-+/plugin/;
-+
-+/ {
-+      compatible = "brcm,bcm2708";
-+
-+      fragment@0 {
-+              target-path = "/";
-+              __overlay__ {
-+                      i2c_gpio: i2c@0 {
-+                              compatible = "i2c-gpio";
-+                              gpios = <&gpio 23 0 /* sda */
-+                                       &gpio 24 0 /* scl */
-+                                      >;
-+                              i2c-gpio,delay-us = <2>;        /* ~100 kHz */
-+                              #address-cells = <1>;
-+                              #size-cells = <0>;
-+                      };
-+              };
-+      };
-+      __overrides__ {
-+              i2c_gpio_sda = <&i2c_gpio>,"gpios:4";
-+              i2c_gpio_scl = <&i2c_gpio>,"gpios:16";
-+              i2c_gpio_delay_us = <&i2c_gpio>,"i2c-gpio,delay-us:0";
-+      };
-+};
-+
---- a/arch/arm/configs/bcm2709_defconfig
-+++ b/arch/arm/configs/bcm2709_defconfig
-@@ -595,6 +595,7 @@ CONFIG_RAW_DRIVER=y
- CONFIG_I2C=y
- CONFIG_I2C_CHARDEV=m
- CONFIG_I2C_BCM2708=m
-+CONFIG_I2C_GPIO=m
- CONFIG_SPI=y
- CONFIG_SPI_BCM2835=m
- CONFIG_SPI_SPIDEV=y
---- a/arch/arm/configs/bcmrpi_defconfig
-+++ b/arch/arm/configs/bcmrpi_defconfig
-@@ -588,6 +588,7 @@ CONFIG_RAW_DRIVER=y
- CONFIG_I2C=y
- CONFIG_I2C_CHARDEV=m
- CONFIG_I2C_BCM2708=m
-+CONFIG_I2C_GPIO=m
- CONFIG_SPI=y
- CONFIG_SPI_BCM2835=m
- CONFIG_SPI_SPIDEV=y