Signed-off-by: Andrea della Porta <andrea.porta@xxxxxxxx> --- .../pinctrl/brcm,bcm2712-pinctrl.yaml | 99 +++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/brcm,bcm2712-pinctrl.yaml diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,bcm2712-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/brcm,bcm2712-pinctrl.yaml new file mode 100644 index 000000000000..2908dfe99f3e --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/brcm,bcm2712-pinctrl.yaml @@ -0,0 +1,99 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/brcm,bcm2712-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom BCM2712 pin controller + +maintainers: + - Andrea della Porta <andrea.porta@xxxxxxxx> + +description: + Bindings for Broadcom's BCM2712 memory-mapped pin controller. + +properties: + compatible: + enum: + - brcm,bcm2712-pinctrl + - brcm,bcm2712-aon-pinctrl + - brcm,bcm2712c0-pinctrl + - brcm,bcm2712c0-aon-pinctrl + - brcm,bcm2712d0-pinctrl + - brcm,bcm2712d0-aon-pinctrl + + reg: + items: + - description: pin control registers + +allOf: + - $ref: pinctrl.yaml# + +required: + - compatible + - reg + +additionalProperties: + anyOf: + - type: object + allOf: + - $ref: pincfg-node.yaml# + - $ref: pinmux-node.yaml# + + properties: + function: + enum: [ gpio, alt1, alt2, alt3, alt4, alt5, alt6, alt7, alt8, + aon_cpu_standbyb, aon_fp_4sec_resetb, aon_gpclk, aon_pwm, + arm_jtag, aud_fs_clk0, avs_pmu_bsc, bsc_m0, bsc_m1, bsc_m2, + bsc_m3, clk_observe, ctl_hdmi_5v, enet0, enet0_mii, + enet0_rgmii, ext_sc_clk, fl0, fl1, gpclk0, gpclk1, gpclk2, + hdmi_tx0_auto_i2c, hdmi_tx0_bsc, hdmi_tx1_auto_i2c, + hdmi_tx1_bsc, i2s_in, i2s_out, ir_in, mtsif, mtsif_alt, + mtsif_alt1, pdm, pkt, pm_led_out, sc0, sd0, sd2, sd_card_a, + sd_card_b, sd_card_c, sd_card_d, sd_card_e, sd_card_f, + sd_card_g, spdif_out, spi_m, spi_s, sr_edm_sense, te0, te1, + tsio, uart0, uart1, uart2, usb_pwr, usb_vbus, uui, vc_i2c0, + vc_i2c3, vc_i2c4, vc_i2c5, vc_i2csl, vc_pcm, vc_pwm0, + vc_pwm1, vc_spi0, vc_spi3, vc_spi4, vc_spi5, vc_uart0, + vc_uart2, vc_uart3, vc_uart4 ] + + pins: + items: + pattern: "^((aon_)?s?gpio[0-6]?[0-9])|(emmc_(clk|cmd|dat[0-7]|ds))$" + + bias-disable: true + bias-pull-down: true + bias-pull-up: true + additionalProperties: false + + - type: object + additionalProperties: + $ref: "#/additionalProperties/anyOf/0" + +examples: + - | + pinctrl: pinctrl@7d504100 { + compatible = "brcm,bcm2712-pinctrl"; + reg = <0x7d504100 0x30>; + + uarta_24_pins: uarta_24_pins { + pin_rts { + function = "uart0"; + pins = "gpio24"; + bias-disable; + }; + + pin_cts { + function = "uart0"; + pins = "gpio25"; + bias-pull-up; + }; + }; + + spi10_gpio2: spi10_gpio2 { + function = "vc_spi0"; + pins = "gpio2", "gpio3", "gpio4"; + bias-disable; + }; + }; +... -- 2.35.3
