Add device tree binding Documentation details for Qualcomm SM8550 TLMM device Signed-off-by: Abel Vesa <abel.vesa@xxxxxxxxxx> --- .../bindings/pinctrl/qcom,sm8550-pinctrl.yaml | 184 ++++++++++++++++++ 1 file changed, 184 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,sm8550-pinctrl.yaml diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sm8550-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sm8550-pinctrl.yaml new file mode 100644 index 000000000000..4c5a8b78315b --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/qcom,sm8550-pinctrl.yaml @@ -0,0 +1,184 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/qcom,sm8550-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Technologies, Inc. SM8550 TLMM block + +maintainers: + - Abel Vesa <abel.vesa@xxxxxxxxxx> + +description: | + This binding describes the Top Level Mode Multiplexer (TLMM) block found + in the SM8550 platform. + +allOf: + - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml# + +properties: + compatible: + const: qcom,sm8550-tlmm + + reg: + maxItems: 1 + + interrupts: true + interrupt-controller: true + '#interrupt-cells': true + gpio-controller: true + + gpio-reserved-ranges: + minItems: 1 + maxItems: 105 + + gpio-line-names: + maxItems: 209 + + '#gpio-cells': true + gpio-ranges: true + wakeup-parent: true + +required: + - compatible + - reg + +additionalProperties: false + +patternProperties: + '-state$': + oneOf: + - $ref: "#/$defs/qcom-sm8550-tlmm-state" + - patternProperties: + "-pins$": + $ref: "#/$defs/qcom-sm8550-tlmm-state" + additionalProperties: false + + "^.+-hog(-[0-9]+)?$": + type: object + properties: + gpio-hog: true + gpios: true + input: true + output-high: true + output-low: true + line-name: true + +$defs: + qcom-sm8550-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[0-9][0-9]|20[0-9])$" + - enum: [ ufs_reset, sdc2_clk, sdc2_cmd, sdc2_data ] + minItems: 1 + maxItems: 36 + + function: + description: + Specify the alternative function to be configured for the specified + pins. + enum: [ aon_cci, aoss_cti, atest_char, atest_usb, + audio_ext_mclk0, audio_ext_mclk1, audio_ref_clk, + cam_aon_mclk4, cam_mclk, cci_async_in, cci_i2c_scl, + cci_i2c_sda, cci_timer, cmu_rng, coex_uart1_rx, + coex_uart1_tx, coex_uart2_rx, coex_uart2_tx, + cri_trng, dbg_out_clk, ddr_bist_complete, + ddr_bist_fail, ddr_bist_start, ddr_bist_stop, + ddr_pxi0, ddr_pxi1, ddr_pxi2, ddr_pxi3, dp_hot, + gcc_gp1, gcc_gp2, gcc_gp3, gpio, i2chub0_se0, + i2chub0_se1, i2chub0_se2, i2chub0_se3, i2chub0_se4, + i2chub0_se5, i2chub0_se6, i2chub0_se7, i2chub0_se8, + i2chub0_se9, i2s0_data0, i2s0_data1, i2s0_sck, + i2s0_ws, i2s1_data0, i2s1_data1, i2s1_sck, i2s1_ws, + ibi_i3c, jitter_bist, mdp_vsync, mdp_vsync0_out, + mdp_vsync1_out, mdp_vsync2_out, mdp_vsync3_out, + mdp_vsync_e, nav_gpio0, nav_gpio1, nav_gpio2, + pcie0_clk_req_n, pcie1_clk_req_n, phase_flag, + pll_bist_sync, pll_clk_aux, prng_rosc0, prng_rosc1, + prng_rosc2, prng_rosc3, qdss_cti, qdss_gpio, + qlink0_enable, qlink0_request, qlink0_wmss, + qlink1_enable, qlink1_request, qlink1_wmss, + qlink2_enable, qlink2_request, qlink2_wmss, + qspi0, qspi1, qspi2, qspi3, qspi_clk, qspi_cs, + qup1_se0, qup1_se1, qup1_se2, qup1_se3, qup1_se4, + qup1_se5, qup1_se6, qup1_se7, qup2_se0, + qup2_se0_l0_mira, qup2_se0_l0_mirb, qup2_se0_l1_mira, + qup2_se0_l1_mirb, qup2_se0_l2_mira, qup2_se0_l2_mirb, + qup2_se0_l3_mira, qup2_se0_l3_mirb, qup2_se1, + qup2_se2, qup2_se3, qup2_se4, qup2_se5, qup2_se6, + qup2_se7, sd_write_protect, sdc40, sdc41, sdc42, + sdc43, sdc4_clk, sdc4_cmd, tb_trig_sdc2, tb_trig_sdc4, + tgu_ch0_trigout, tgu_ch1_trigout, tgu_ch2_trigout, + tgu_ch3_trigout, tmess_prng0, tmess_prng1, tmess_prng2, + tmess_prng3, tsense_pwm1, tsense_pwm2, tsense_pwm3, + uim0_clk, uim0_data, uim0_present, uim0_reset, + uim1_clk, uim1_data, uim1_present, uim1_reset, + usb1_hs, usb_phy, vfr_0, vfr_1, vsense_trigger_mirnat ] + + bias-disable: true + bias-pull-down: true + bias-pull-up: true + drive-strength: true + input-enable: true + output-high: true + output-low: true + qcom,i2c-pull: 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[0-9][0-9]|20[0-9])$" + then: + required: + - function + + additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + pinctrl@f100000 { + compatible = "qcom,sm8550-tlmm"; + reg = <0x0f100000 0x300000>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&tlmm 0 0 211>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>; + + gpio-wo-state { + pins = "gpio1"; + function = "gpio"; + }; + + uart-w-state { + rx-pins { + pins = "gpio26"; + function = "qup2_se7"; + bias-pull-up; + }; + + tx-pins { + pins = "gpio27"; + function = "qup2_se7"; + bias-disable; + }; + }; + }; +... -- 2.34.1
