[PATCH 29/32] ARM: bcm2835: Use i2c-gpio for the expander, instead.

From: Gerd Hoffmann
Date: Wed Jun 01 2016 - 17:48:14 EST


From: Eric Anholt <eric@xxxxxxxxxx>

I'm seeing a ton of CLKT errors from i2c-bcm2835.c, and haven't
figured out a cause.

Signed-off-by: Eric Anholt <eric@xxxxxxxxxx>

Conflicts:
arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts
---
arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts | 32 ++++++++++++------------
1 file changed, 16 insertions(+), 16 deletions(-)

diff --git a/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts b/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts
index 4bc191e..202e8c3 100644
--- a/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts
+++ b/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts
@@ -23,6 +23,22 @@
linux,default-trigger = "default-on";
};
};
+
+ i2c_gpio {
+ compatible = "i2c-gpio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpios = <&gpio 44 0
+ &gpio 45 0>;
+
+ gpio_expander: gpio@43 {
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x43>;
+ compatible = "fcs,fxl6408";
+ };
+ };
};

&i2s {
@@ -39,19 +55,3 @@
&hdmi {
hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
};
-
-/* Connect the GPIO expander to I2C1 */
-&i2c0 {
- pinctrl-names = "default";
- pinctrl-0 = <&i2c0_gpio44>;
-
- gpio_expander: gpio@43 {
- gpio-controller;
- #gpio-cells = <2>;
- reg = <0x43>;
- compatible = "fcs,fxl6408";
- };
-};
-
-bt {
-};
--
1.8.3.1