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| -rw-r--r-- | Documentation/devicetree/bindings/pinctrl/qcom,sc8180x-pinctrl.yaml | 162 |
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diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sc8180x-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sc8180x-pinctrl.yaml new file mode 100644 index 000000000..b98eeba2c --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/qcom,sc8180x-pinctrl.yaml @@ -0,0 +1,162 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/qcom,sc8180x-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Technologies, Inc. SC8180X TLMM block + +maintainers: + - Bjorn Andersson <bjorn.andersson@linaro.org> + +description: | + This binding describes the Top Level Mode Multiplexer block found in the + SC8180X platform. + +allOf: + - $ref: "pinctrl.yaml#" + - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml# + +properties: + compatible: + const: qcom,sc8180x-tlmm + + reg: + maxItems: 3 + + reg-names: + items: + - const: "west" + - const: "east" + - const: "south" + + interrupts: true + interrupt-controller: true + '#interrupt-cells': true + gpio-controller: true + gpio-reserved-ranges: true + '#gpio-cells': true + gpio-ranges: true + wakeup-parent: true + +required: + - compatible + - reg + - reg-names + +additionalProperties: false + +patternProperties: + '-state$': + oneOf: + - $ref: "#/$defs/qcom-sc8180x-tlmm-state" + - patternProperties: + "-pins$": + $ref: "#/$defs/qcom-sc8180x-tlmm-state" + additionalProperties: false + +'$defs': + qcom-sc8180x-tlmm-state: + type: object + description: + Pinctrl node's client devices use subnodes for desired pin configuration. + Client device subnodes use below standard properties. + + properties: + pins: + description: + List of gpio pins affected by the properties specified in this + subnode. + items: + oneOf: + - pattern: "^gpio([0-9]|[1-9][0-9]|1[0-8][0-9])$" + - enum: [ sdc2_clk, sdc2_cmd, sdc2_data, ufs_reset ] + minItems: 1 + maxItems: 16 + + function: + description: + Specify the alternative function to be configured for the specified + pins. + + enum: [ adsp_ext, agera_pll, aoss_cti, atest_char, atest_tsens, + atest_tsens2, atest_usb0, atest_usb1, atest_usb2, atest_usb3, + atest_usb4, audio_ref, btfm_slimbus, cam_mclk, cci_async, + cci_i2c, cci_timer0, cci_timer1, cci_timer2, cci_timer3, + cci_timer4, cci_timer5, cci_timer6, cci_timer7, cci_timer8, + cci_timer9, cri_trng, dbg_out, ddr_bist, ddr_pxi, debug_hot, + dp_hot, edp_hot, edp_lcd, emac_phy, emac_pps, gcc_gp1, gcc_gp2, + gcc_gp3, gcc_gp4, gcc_gp5, gpio, gps, grfc, hs1_mi2s, hs2_mi2s, + hs3_mi2s, jitter_bist, lpass_slimbus, m_voc, mdp_vsync, + mdp_vsync0, mdp_vsync1, mdp_vsync2, mdp_vsync3, mdp_vsync4, + mdp_vsync5, mss_lte, nav_pps, pa_indicator, pci_e0, pci_e1, + pci_e2, pci_e3, phase_flag, pll_bist, pll_bypassnl, pll_reset, + pri_mi2s, pri_mi2s_ws, prng_rosc, qdss_cti, qdss_gpio, qlink, + qspi0, qspi0_clk, qspi0_cs, qspi1, qspi1_clk, qspi1_cs, + qua_mi2s, qup0, qup1, qup2, qup3, qup4, qup5, qup6, qup7, qup8, + qup9, qup10, qup11, qup12, qup13, qup14, qup15, qup16, qup17, + qup18, qup19, qup_l4, qup_l5, qup_l6, rgmii, sd_write, sdc4, + sdc4_clk, sdc4_cmd, sec_mi2s, sp_cmu, spkr_i2s, ter_mi2s, tgu, + tsense_pwm1, tsense_pwm2, tsif1, tsif2, uim1, uim2, uim_batt, + usb0_phy, usb1_phy, usb2phy_ac, vfr_1, vsense_trigger, + wlan1_adc, wlan2_adc, wmss_reset ] + + bias-disable: true + bias-pull-down: true + bias-pull-up: true + drive-strength: true + input-enable: true + output-high: true + output-low: true + + required: + - pins + + allOf: + - $ref: "qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state" + - if: + properties: + pins: + pattern: "^gpio([0-9]|[1-9][0-9]|1[0-8][0-9])$" + then: + required: + - function + + additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + pinctrl@3100000 { + compatible = "qcom,sc8180x-tlmm"; + reg = <0x03100000 0x300000>, + <0x03500000 0x700000>, + <0x03d00000 0x300000>; + reg-names = "west", "east", "south"; + interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-ranges = <&tlmm 0 0 190>; + + gpio-wo-subnode-state { + pins = "gpio1"; + function = "gpio"; + }; + + uart-w-subnodes-state { + rx-pins { + pins = "gpio4"; + function = "qup6"; + bias-pull-up; + }; + + tx-pins { + pins = "gpio5"; + function = "qup6"; + bias-disable; + }; + }; + }; +... |