On Thu, Jul 16, 2020 at 10:33:34AM +0800, TY Chang wrote: > Add device tree binding Documentation for rtd1195 > pinctrl driver. > > Signed-off-by: TY Chang <tychang@xxxxxxxxxxx> > --- > .../pinctrl/realtek,rtd1195-pinctrl.yaml | 104 ++++++++++++++++++ > 1 file changed, 104 insertions(+) > create mode 100644 Documentation/devicetree/bindings/pinctrl/realtek,rtd1195-pinctrl.yaml > > diff --git a/Documentation/devicetree/bindings/pinctrl/realtek,rtd1195-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/realtek,rtd1195-pinctrl.yaml > new file mode 100644 > index 000000000000..50a95bc46e2b > --- /dev/null > +++ b/Documentation/devicetree/bindings/pinctrl/realtek,rtd1195-pinctrl.yaml > @@ -0,0 +1,104 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/pinctrl/realtek,rtd1195-pinctrl.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Realtek DHC RTD1195 pin control > + > +maintainers: > + - Andreas Farber <afaerber@xxxxxxx> > + > +properties: > + compatible: > + enum: > + - realtek,rtd1195-iso-pinctrl > + - realtek,rtd1195-crt-pinctrl > + reg: > + maxItems: 1 > + > +required: > + - compatible > + - reg > + > +#PIN CONFIGURATION NODES > +patternProperties: > + '-pins$': > + type: object > + description: > + Pinctrl node's client devices use subnodes for desired pin configuration. > + Client device subnodes use below standard properties. > + allOf: > + - $ref: "/schemas/pinctrl/pincfg-node.yaml" > + > + properties: > + groups: > + items: > + enum: [ iso_gpio_0, iso_gpio_1, usb0, usb1, vfd_cs_n, > + vfd_clk, vfd_d, ir_rx, ir_tx, ur0_rx, ur0_tx, > + ur1_rx, ur1_tx, ur1_cts_n, ur1_rts_n, i2c_scl_0, > + i2c_sda_0, etn_led_link, etn_led_rxtx, > + i2c_scl_6, i2c_sda_6, ai_loc, ejtag_avcpu_loc, > + ur1_loc, pwm_01_open_drain, pwm_23_open_drain, > + gpio_0, gpio_1, gpio_2, gpio_3, gpio_4, gpio_5, > + gpio_6, gpio_7, gpio_8, nf_dd_0, nf_dd_1, > + nf_dd_2, nf_dd_3, nf_dd_4, nf_dd_5, nf_dd_6, > + nf_dd_7, nf_rdy, nf_rd_n, nf_wr_n, nf_ale, > + nf_cle, nf_ce_n_0, nf_ce_n_1, mmc_data_0, > + mmc_data_1, mmc_data_2, mmc_data_3, mmc_clk, > + mmc_cmd, mmc_wp, mmc_cd, sdio_clk, sdio_data_0, > + sdio_data_1, sdio_data_2, sdio_data_3, sdio_cmd, > + i2c_scl_5, i2c_sda_5, tp1_data, tp1_clk, > + tp1_valid, tp1_sync, tp0_data, tp0_clk, > + tp0_valid, tp0_sync, usb_id, hdmi_hpd, spdif, > + i2c_scl_1, i2c_sda_1, i2c_scl_4, i2c_sda_4, > + sensor_cko_0, sensor_cko_1, sensor_rst, > + sensor_stb_0, sensor_stb_1, ejtag_scpu_loc, > + hif_loc, ao_loc ] > + minItems: 1 > + > + function: > + enum: [ gpio, ai_ur1, ai_vfd, avcpu_ejtag_iso, > + avcpu_ejtag_misc_loc, etn_led, i2c0, i2c2, > + i2c3, i2c6, ir_rx, ir_tx, pwm, standby_dbg, > + uart0, uart1, ur1_misc, vfd, pwm_01_normal, > + pwm_23_normal, pwm_01_open_drain, pwm_23_open_drain, > + ao_tp0, ao_gpio, avcpu_ejtag_misc, cpu_loop, emmc, > + gspi, hif_misc, hif_nf, i2c1, i2c2, i2c3, > + i2c4, i2c5, mmc, nand, scpu_ejtag_gpio, > + scpu_ejtag_cr, sdio, sensor, spdif, tp0, tp1, > + uart1, usb ] > + > + drive-strength: > + enum: [2, 4, 8] > + > + bias-pull-down: true > + > + bias-pull-up: true > + > + bias-disable: true > + > + input-schmitt-disable: true > + > + input-schmitt-enable: true > + > + required: > + - groups > + - function > + > + additionalProperties: false Also need a top-level 'additionalProperties: false' With that, Reviewed-by: Rob Herring <robh@xxxxxxxxxx>