diff options
Diffstat (limited to 'src/arm/r8a7790-lager.dts')
| -rw-r--r-- | src/arm/r8a7790-lager.dts | 154 |
1 files changed, 106 insertions, 48 deletions
diff --git a/src/arm/r8a7790-lager.dts b/src/arm/r8a7790-lager.dts index 052dcee4790dd..749ba02b6a53a 100644 --- a/src/arm/r8a7790-lager.dts +++ b/src/arm/r8a7790-lager.dts @@ -3,6 +3,7 @@ * * Copyright (C) 2013-2014 Renesas Solutions Corp. * Copyright (C) 2014 Cogent Embedded, Inc. + * Copyright (C) 2015-2016 Renesas Electronics Corporation * * This file is licensed under the terms of the GNU General Public License * version 2. This program is licensed "as is" without any warranty of any @@ -49,6 +50,7 @@ aliases { serial0 = &scif0; serial1 = &scifa1; + i2c8 = "i2cexio"; }; chosen { @@ -174,11 +176,10 @@ 1800000 0>; }; - audio_clock: clock { + audio_clock: audio_clock { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <11289600>; - clock-output-names = "audio_clock"; }; rsnd_ak4643: sound { @@ -252,6 +253,23 @@ #clock-cells = <0>; clock-frequency = <148500000>; }; + + /* + * IIC0/I2C0 is routed to EXIO connector A, pins 114 (SCL) + 116 (SDA) only. + * We use the I2C demuxer, so the desired IP core can be selected at runtime + * depending on the use case (e.g. DMA with IIC0 or slave support with I2C0). + * Note: For testing the I2C slave feature, it is convenient to connect this + * bus with IIC3 on pins 110 (SCL) + 112 (SDA), select I2C0 at runtime, and + * instantiate the slave device at runtime according to the documentation. + * You can then communicate with the slave via IIC3. + */ + i2cexio: i2c@8 { + compatible = "i2c-demux-pinctrl"; + i2c-parent = <&iic0>, <&i2c0>; + i2c-bus-name = "i2c-exio"; + #address-cells = <1>; + #size-cells = <0>; + }; }; &du { @@ -291,110 +309,137 @@ }; &pfc { + pinctrl-0 = <&scif_clk_pins>; + pinctrl-names = "default"; + du_pins: du { - renesas,groups = "du_rgb666", "du_sync_1", "du_clk_out_0"; - renesas,function = "du"; + groups = "du_rgb666", "du_sync_1", "du_clk_out_0"; + function = "du"; }; scif0_pins: serial0 { - renesas,groups = "scif0_data"; - renesas,function = "scif0"; + groups = "scif0_data"; + function = "scif0"; + }; + + scif_clk_pins: scif_clk { + groups = "scif_clk"; + function = "scif_clk"; }; ether_pins: ether { - renesas,groups = "eth_link", "eth_mdio", "eth_rmii"; - renesas,function = "eth"; + groups = "eth_link", "eth_mdio", "eth_rmii"; + function = "eth"; }; phy1_pins: phy1 { - renesas,groups = "intc_irq0"; - renesas,function = "intc"; + groups = "intc_irq0"; + function = "intc"; }; scifa1_pins: serial1 { - renesas,groups = "scifa1_data"; - renesas,function = "scifa1"; + groups = "scifa1_data"; + function = "scifa1"; }; sdhi0_pins: sd0 { - renesas,groups = "sdhi0_data4", "sdhi0_ctrl"; - renesas,function = "sdhi0"; + groups = "sdhi0_data4", "sdhi0_ctrl"; + function = "sdhi0"; + power-source = <3300>; + }; + + sdhi0_pins_uhs: sd0_uhs { + groups = "sdhi0_data4", "sdhi0_ctrl"; + function = "sdhi0"; + power-source = <1800>; }; sdhi2_pins: sd2 { - renesas,groups = "sdhi2_data4", "sdhi2_ctrl"; - renesas,function = "sdhi2"; + groups = "sdhi2_data4", "sdhi2_ctrl"; + function = "sdhi2"; + power-source = <3300>; + }; + + sdhi2_pins_uhs: sd2_uhs { + groups = "sdhi2_data4", "sdhi2_ctrl"; + function = "sdhi2"; + power-source = <1800>; }; mmc1_pins: mmc1 { - renesas,groups = "mmc1_data8", "mmc1_ctrl"; - renesas,function = "mmc1"; + groups = "mmc1_data8", "mmc1_ctrl"; + function = "mmc1"; }; qspi_pins: spi0 { - renesas,groups = "qspi_ctrl", "qspi_data4"; - renesas,function = "qspi"; + groups = "qspi_ctrl", "qspi_data4"; + function = "qspi"; }; msiof1_pins: spi2 { - renesas,groups = "msiof1_clk", "msiof1_sync", "msiof1_rx", + groups = "msiof1_clk", "msiof1_sync", "msiof1_rx", "msiof1_tx"; - renesas,function = "msiof1"; + function = "msiof1"; + }; + + i2c0_pins: i2c0 { + groups = "i2c0"; + function = "i2c0"; }; iic0_pins: iic0 { - renesas,groups = "iic0"; - renesas,function = "iic0"; + groups = "iic0"; + function = "iic0"; }; iic1_pins: iic1 { - renesas,groups = "iic1"; - renesas,function = "iic1"; + groups = "iic1"; + function = "iic1"; }; iic2_pins: iic2 { - renesas,groups = "iic2"; - renesas,function = "iic2"; + groups = "iic2"; + function = "iic2"; }; iic3_pins: iic3 { - renesas,groups = "iic3"; - renesas,function = "iic3"; + groups = "iic3"; + function = "iic3"; }; hsusb_pins: hsusb { - renesas,groups = "usb0_ovc_vbus"; - renesas,function = "usb0"; + groups = "usb0_ovc_vbus"; + function = "usb0"; }; usb0_pins: usb0 { - renesas,groups = "usb0"; - renesas,function = "usb0"; + groups = "usb0"; + function = "usb0"; }; usb1_pins: usb1 { - renesas,groups = "usb1"; - renesas,function = "usb1"; + groups = "usb1"; + function = "usb1"; }; usb2_pins: usb2 { - renesas,groups = "usb2"; - renesas,function = "usb2"; + groups = "usb2"; + function = "usb2"; }; vin1_pins: vin { - renesas,groups = "vin1_data8", "vin1_clk"; - renesas,function = "vin1"; + groups = "vin1_data8", "vin1_clk"; + function = "vin1"; }; sound_pins: sound { - renesas,groups = "ssi0129_ctrl", "ssi0_data", "ssi1_data"; - renesas,function = "ssi"; + groups = "ssi0129_ctrl", "ssi0_data", "ssi1_data"; + function = "ssi"; }; sound_clk_pins: sound_clk { - renesas,groups = "audio_clk_a"; - renesas,function = "audio_clk"; + groups = "audio_clk_a"; + function = "audio_clk"; }; }; @@ -485,6 +530,11 @@ status = "okay"; }; +&scif_clk { + clock-frequency = <14745600>; + status = "okay"; +}; + &msiof1 { pinctrl-0 = <&msiof1_pins>; pinctrl-names = "default"; @@ -502,21 +552,25 @@ &sdhi0 { pinctrl-0 = <&sdhi0_pins>; - pinctrl-names = "default"; + pinctrl-1 = <&sdhi0_pins_uhs>; + pinctrl-names = "default", "state_uhs"; vmmc-supply = <&vcc_sdhi0>; vqmmc-supply = <&vccq_sdhi0>; cd-gpios = <&gpio3 6 GPIO_ACTIVE_LOW>; + sd-uhs-sdr50; status = "okay"; }; &sdhi2 { pinctrl-0 = <&sdhi2_pins>; - pinctrl-names = "default"; + pinctrl-1 = <&sdhi2_pins_uhs>; + pinctrl-names = "default", "state_uhs"; vmmc-supply = <&vcc_sdhi2>; vqmmc-supply = <&vccq_sdhi2>; cd-gpios = <&gpio3 22 GPIO_ACTIVE_LOW>; + sd-uhs-sdr50; status = "okay"; }; @@ -524,10 +578,14 @@ cpu0-supply = <&vdd_dvfs>; }; +&i2c0 { + pinctrl-0 = <&i2c0_pins>; + pinctrl-names = "i2c-exio"; +}; + &iic0 { - status = "okay"; pinctrl-0 = <&iic0_pins>; - pinctrl-names = "default"; + pinctrl-names = "i2c-exio"; }; &iic1 { |