diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0318-BCM270X_DT-i2c0-bcm2708-pin-group-params.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.4/0318-BCM270X_DT-i2c0-bcm2708-pin-group-params.patch | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0318-BCM270X_DT-i2c0-bcm2708-pin-group-params.patch b/target/linux/brcm2708/patches-4.4/0318-BCM270X_DT-i2c0-bcm2708-pin-group-params.patch deleted file mode 100644 index 041e1a12bd..0000000000 --- a/target/linux/brcm2708/patches-4.4/0318-BCM270X_DT-i2c0-bcm2708-pin-group-params.patch +++ /dev/null @@ -1,99 +0,0 @@ -From 808cc161f7fe7c9b5a906d2e41b58f0dccc96df9 Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.org> -Date: Fri, 6 May 2016 12:53:16 +0100 -Subject: [PATCH] BCM270X_DT: i2c0-bcm2708 - pin group params - -Add parameters to set pin groups as a unit, setting the pin function -appropriately. The parameters are: - pins_0_1 - pins_28_29 - pins_44_45 - pins_46_47 - -Signed-off-by: Phil Elwell <phil@raspberrypi.org> ---- - arch/arm/boot/dts/overlays/README | 11 ++++-- - .../arm/boot/dts/overlays/i2c0-bcm2708-overlay.dts | 43 +++++++++++++++++----- - 2 files changed, 42 insertions(+), 12 deletions(-) - ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -449,10 +449,15 @@ Params: ds1307 Select t - - - Name: i2c0-bcm2708 --Info: Enable the i2c_bcm2708 driver for the i2c0 bus -+Info: Enable the i2c_bcm2708 driver for the i2c0 bus. Not all pin combinations -+ are usable on all platforms. - Load: dtoverlay=i2c0-bcm2708,<param>=<val> --Params: sda0_pin GPIO pin for SDA0 (0, 28 [or 44] - default 0) -- scl0_pin GPIO pin for SCL0 (1, 29 [or 45] - default 1) -+Params: sda0_pin GPIO pin for SDA0 (deprecated - use pins_*) -+ scl0_pin GPIO pin for SCL0 (deprecated - use pins_*) -+ pins_0_1 Use pins 0 and 1 (default) -+ pins_28_29 Use pins 28 and 29 -+ pins_44_45 Use pins 44 and 45 -+ pins_46_47 Use pins 46 and 47 - - - Name: i2c1-bcm2708 ---- a/arch/arm/boot/dts/overlays/i2c0-bcm2708-overlay.dts -+++ b/arch/arm/boot/dts/overlays/i2c0-bcm2708-overlay.dts -@@ -14,23 +14,48 @@ - fragment@0 { - target = <&i2c0>; - __overlay__ { -- pinctrl-0 = <&i2c0_pins>; - status = "okay"; - }; - }; - - fragment@1 { -- target = <&gpio>; -- __overlay__ { -- i2c0_pins: i2c0 { -- brcm,pins = <0 1>; -- brcm,function = <4>; /* alt0 */ -- }; -+ target = <&i2c0_pins>; -+ frag1: __overlay__ { -+ brcm,pins = <0 1>; -+ brcm,function = <4>; /* alt0 */ -+ }; -+ }; -+ -+ fragment@2 { -+ target = <&i2c0_pins>; -+ __dormant__ { -+ brcm,pins = <28 29>; -+ brcm,function = <4>; /* alt0 */ -+ }; -+ }; -+ -+ fragment@3 { -+ target = <&i2c0_pins>; -+ __dormant__ { -+ brcm,pins = <44 45>; -+ brcm,function = <5>; /* alt1 */ -+ }; -+ }; -+ -+ fragment@4 { -+ target = <&i2c0_pins>; -+ __dormant__ { -+ brcm,pins = <46 47>; -+ brcm,function = <4>; /* alt0 */ - }; - }; - - __overrides__ { -- sda0_pin = <&i2c0_pins>,"brcm,pins:0"; -- scl0_pin = <&i2c0_pins>,"brcm,pins:4"; -+ sda0_pin = <&frag1>,"brcm,pins:0"; -+ scl0_pin = <&frag1>,"brcm,pins:4"; -+ pins_0_1 = <0>,"+1-2-3-4"; -+ pins_28_29 = <0>,"-1+2-3-4"; -+ pins_44_45 = <0>,"-1-2+3-4"; -+ pins_46_47 = <0>,"-1-2-3+4"; - }; - }; |