diff options
| -rw-r--r-- | arch/arm/boot/dts/zynq-7000.dtsi | 2 | ||||
| -rw-r--r-- | arch/arm/boot/dts/zynq-zc702.dts | 19 |
2 files changed, 20 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/zynq-7000.dtsi b/arch/arm/boot/dts/zynq-7000.dtsi index cd9931f6bcbd..a7db3f3009f2 100644 --- a/arch/arm/boot/dts/zynq-7000.dtsi +++ b/arch/arm/boot/dts/zynq-7000.dtsi @@ -149,6 +149,7 @@ clocks = <&clkc 38>; interrupt-parent = <&intc>; interrupts = <0 25 4>; + clock-frequency = <400000>; reg = <0xe0004000 0x1000>; #address-cells = <1>; #size-cells = <0>; @@ -160,6 +161,7 @@ clocks = <&clkc 39>; interrupt-parent = <&intc>; interrupts = <0 48 4>; + clock-frequency = <400000>; reg = <0xe0005000 0x1000>; #address-cells = <1>; #size-cells = <0>; diff --git a/arch/arm/boot/dts/zynq-zc702.dts b/arch/arm/boot/dts/zynq-zc702.dts index d23201ba8cd7..6efdbca9d3ef 100644 --- a/arch/arm/boot/dts/zynq-zc702.dts +++ b/arch/arm/boot/dts/zynq-zc702.dts @@ -5,6 +5,7 @@ */ /dts-v1/; #include "zynq-7000.dtsi" +#include <dt-bindings/gpio/gpio.h> / { model = "Xilinx ZC702 board"; @@ -106,8 +107,11 @@ &i2c0 { status = "okay"; clock-frequency = <400000>; - pinctrl-names = "default"; + pinctrl-names = "default", "gpio"; pinctrl-0 = <&pinctrl_i2c0_default>; + pinctrl-1 = <&pinctrl_i2c0_gpio>; + scl-gpios = <&gpio0 50 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + sda-gpios = <&gpio0 51 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; i2c-mux@74 { compatible = "nxp,pca9548"; @@ -298,6 +302,19 @@ }; }; + pinctrl_i2c0_gpio: i2c0-gpio { + mux { + groups = "gpio0_50_grp", "gpio0_51_grp"; + function = "gpio0"; + }; + + conf { + groups = "gpio0_50_grp", "gpio0_51_grp"; + slew-rate = <0>; + io-standard = <1>; + }; + }; + pinctrl_sdhci0_default: sdhci0-default { mux { groups = "sdio0_2_grp"; |