diff options
Diffstat (limited to 'arch/arm/boot/dts/r7s72100-rskrza1.dts')
| -rw-r--r-- | arch/arm/boot/dts/r7s72100-rskrza1.dts | 46 |
1 files changed, 45 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/r7s72100-rskrza1.dts b/arch/arm/boot/dts/r7s72100-rskrza1.dts index 8ee44a100e9a..ff24301dc1be 100644 --- a/arch/arm/boot/dts/r7s72100-rskrza1.dts +++ b/arch/arm/boot/dts/r7s72100-rskrza1.dts @@ -34,12 +34,23 @@ }; leds { - status = "okay"; compatible = "gpio-leds"; led0 { gpios = <&port7 1 GPIO_ACTIVE_LOW>; }; + + led1 { + gpios = <&io_expander1 0 GPIO_ACTIVE_LOW>; + }; + + led2 { + gpios = <&io_expander1 1 GPIO_ACTIVE_LOW>; + }; + + led3 { + gpios = <&io_expander1 2 GPIO_ACTIVE_LOW>; + }; }; }; @@ -47,6 +58,34 @@ clock-frequency = <13330000>; }; +&i2c3 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c3_pins>; + status = "okay"; + + clock-frequency = <400000>; + + io_expander1: gpio@20 { + compatible = "onnn,cat9554"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + }; + + io_expander2: gpio@21 { + compatible = "onnn,cat9554"; + reg = <0x21>; + gpio-controller; + #gpio-cells = <2>; + }; + + eeprom@50 { + compatible = "renesas,r1ex24016", "atmel,24c16"; + reg = <0x50>; + pagesize = <16>; + }; +}; + &usb_x1_clk { clock-frequency = <48000000>; }; @@ -56,6 +95,11 @@ }; &pinctrl { + /* RIIC ch3 (Port Expander, EEPROM (MAC Addr), Audio Codec) */ + i2c3_pins: i2c3 { + pinmux = <RZA1_PINMUX(1, 6, 1)>, /* RIIC3SCL */ + <RZA1_PINMUX(1, 7, 1)>; /* RIIC3SDA */ + }; /* Serial Console */ scif2_pins: serial2 { |