enoch/armbian-build
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

add W1-GPIO overlay to rockchip64

Browse Source
This commit is contained in:
Martin Ayotte 2018-12-07 16:23:35 -05:00
parent abce2efea1
commit 40ab5ee22b
2 changed files with 60 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
config/kernel/linux-rockchip64-dev.config
View File

@ -2900,7 +2900,37 @@ CONFIG_GPIO_MAX77620=y
#
# USB GPIO expanders
#
# CONFIG_W1 is not set
CONFIG_W1=m
#
# 1-wire Bus Masters
#
# CONFIG_W1_MASTER_DS2490 is not set
# CONFIG_W1_MASTER_DS2482 is not set
# CONFIG_W1_MASTER_DS1WM is not set
CONFIG_W1_MASTER_GPIO=m
#
# 1-wire Slaves
#
CONFIG_W1_SLAVE_THERM=m
CONFIG_W1_SLAVE_SMEM=m
CONFIG_W1_SLAVE_DS2405=m
CONFIG_W1_SLAVE_DS2408=m
CONFIG_W1_SLAVE_DS2408_READBACK=y
CONFIG_W1_SLAVE_DS2413=m
CONFIG_W1_SLAVE_DS2406=m
CONFIG_W1_SLAVE_DS2423=m
# CONFIG_W1_SLAVE_DS2805 is not set
CONFIG_W1_SLAVE_DS2431=m
CONFIG_W1_SLAVE_DS2433=m
# CONFIG_W1_SLAVE_DS2433_CRC is not set
# CONFIG_W1_SLAVE_DS2438 is not set
# CONFIG_W1_SLAVE_DS2780 is not set
# CONFIG_W1_SLAVE_DS2781 is not set
# CONFIG_W1_SLAVE_DS28E04 is not set
# CONFIG_W1_SLAVE_DS28E17 is not set
CONFIG_POWER_AVS=y
CONFIG_ROCKCHIP_IODOMAIN=m
CONFIG_POWER_RESET=y

31
patch/kernel/rockchip64-dev/general-rockchip-overlays.patch
View File

@ -12,10 +12,11 @@ diff --git a/arch/arm64/boot/dts/rockchip/overlay/Makefile b/arch/arm64/boot/dts
index e69de29..576e190 100644
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/overlay/Makefile
@@ -0,0 +1,16 @@
@@ -0,0 +1,17 @@
+# SPDX-License-Identifier: GPL-2.0
+dtbo-$(CONFIG_ARCH_ROCKCHIP) += \
+ rockchip-i2c8.dtbo
+ rockchip-i2c8.dtbo \
+ rockchip-w1-gpio.dtbo
+
+scr-$(CONFIG_ARCH_ROCKCHIP) += \
+ rockchip-fixup.scr
@ -81,6 +82,32 @@ index 0000000..54bc844
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/rockchip/overlay/rockchip-w1-gpio.dts b/arch/arm64/boot/dts/rockchip/overlay/rockchip-w1-gpio.dts
new file mode 100644
index 0000000..bfbc16a
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/overlay/rockchip-w1-gpio.dts
@@ -0,0 +1,20 @@
+// Definitions for w1-gpio module (without external pullup)
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "rockchip,rk3399";
+
+ fragment@0 {
+ target-path = "/";
+ __overlay__ {
+
+ w1: onewire@0 {
+ compatible = "w1-gpio";
+ pinctrl-names = "default";
+ gpios = <&gpio1 4 0 0xae>; // GPIO1_A4
+ status = "okay";
+ };
+ };
+ };
+};
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 26e6af4..65b9435 100644
--- a/scripts/Makefile.lib