From: Krzysztof Kozlowski Date: Wed, 19 Oct 2022 00:13:51 +0000 (-0400) Subject: dt-bindings: pinctrl: qcom,sc7180: convert to dtschema X-Git-Tag: v6.6.17~5952^2~21^2~7 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1b6b54ef7c4a1f482a2a6d33a769e89877beba4e;p=platform%2Fkernel%2Flinux-rpi.git dt-bindings: pinctrl: qcom,sc7180: convert to dtschema Convert Qualcomm SC7180 pin controller bindings to DT schema. Keep the parsing of pin configuration subnodes consistent with other Qualcomm schemas (children named with '-state' suffix, their children with '-pins'). Reviewed-by: Rob Herring Reviewed-by: Douglas Anderson Link: https://lore.kernel.org/r/20221019001351.1630089-5-krzysztof.kozlowski@linaro.org Signed-off-by: Krzysztof Kozlowski --- diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sc7180-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/qcom,sc7180-pinctrl.txt deleted file mode 100644 index 6ffeac9..0000000 --- a/Documentation/devicetree/bindings/pinctrl/qcom,sc7180-pinctrl.txt +++ /dev/null @@ -1,187 +0,0 @@ -Qualcomm Technologies, Inc. SC7180 TLMM block - -This binding describes the Top Level Mode Multiplexer block found in the -SC7180 platform. - -- compatible: - Usage: required - Value type: - Definition: must be "qcom,sc7180-pinctrl" - -- reg: - Usage: required - Value type: - Definition: the base address and size of the north, south and west - TLMM tiles - -- reg-names: - Usage: required - Value type: - Definition: names for the cells of reg, must contain "north", "south" - and "west". - -- interrupts: - Usage: required - Value type: - Definition: should specify the TLMM summary IRQ. - -- interrupt-controller: - Usage: required - Value type: - Definition: identifies this node as an interrupt controller - -- #interrupt-cells: - Usage: required - Value type: - Definition: must be 2. Specifying the pin number and flags, as defined - in - -- gpio-controller: - Usage: required - Value type: - Definition: identifies this node as a gpio controller - -- #gpio-cells: - Usage: required - Value type: - Definition: must be 2. Specifying the pin number and flags, as defined - in - -- gpio-ranges: - Usage: required - Value type: - Definition: see ../gpio/gpio.txt - -- gpio-reserved-ranges: - Usage: optional - Value type: - Definition: see ../gpio/gpio.txt - -Please refer to ../gpio/gpio.txt and ../interrupt-controller/interrupts.txt for -a general description of GPIO and interrupt bindings. - -Please refer to pinctrl-bindings.txt in this directory for details of the -common pinctrl bindings used by client devices, including the meaning of the -phrase "pin configuration node". - -The pin configuration nodes act as a container for an arbitrary number of -subnodes. Each of these subnodes represents some desired configuration for a -pin, a group, or a list of pins or groups. This configuration can include the -mux function to select on those pin(s)/group(s), and various pin configuration -parameters, such as pull-up, drive strength, etc. - - -PIN CONFIGURATION NODES: - -The name of each subnode is not important; all subnodes should be enumerated -and processed purely based on their content. - -Each subnode only affects those parameters that are explicitly listed. In -other words, a subnode that lists a mux function but no pin configuration -parameters implies no information about any pin configuration parameters. -Similarly, a pin subnode that describes a pullup parameter implies no -information about e.g. the mux function. - - -The following generic properties as defined in pinctrl-bindings.txt are valid -to specify in a pin configuration subnode: - -- pins: - Usage: required - Value type: - Definition: List of gpio pins affected by the properties specified in - this subnode. - - Valid pins are: - gpio0-gpio118 - Supports mux, bias and drive-strength - - sdc1_clk, sdc1_cmd, sdc1_data sdc2_clk, sdc2_cmd, - sdc2_data sdc1_rclk - Supports bias and drive-strength - - ufs_reset - Supports bias and drive-strength - -- function: - Usage: required - Value type: - Definition: Specify the alternative function to be configured for the - specified pins. Functions are only valid for gpio pins. - Valid values are: - - adsp_ext, agera_pll, aoss_cti, atest_char, atest_char0, - atest_char1, atest_char2, atest_char3, atest_tsens, - atest_tsens2, atest_usb1, atest_usb10, atest_usb11, - atest_usb12, atest_usb13, atest_usb2, atest_usb20, - atest_usb21, atest_usb22, atest_usb23, audio_ref, - btfm_slimbus, cam_mclk, cci_async, cci_i2c, cci_timer0, - cci_timer1, cci_timer2, cci_timer3, cci_timer4, - cri_trng, dbg_out, ddr_bist, ddr_pxi0, ddr_pxi1, - ddr_pxi2, ddr_pxi3, dp_hot, edp_lcd, gcc_gp1, gcc_gp2, - gcc_gp3, gpio, gp_pdm0, gp_pdm1, gp_pdm2, gps_tx, - jitter_bist, ldo_en, ldo_update, lpass_ext, mdp_vsync, - mdp_vsync0, mdp_vsync1, mdp_vsync2, mdp_vsync3, mi2s_0, - mi2s_1, mi2s_2, mss_lte, m_voc, pa_indicator, phase_flag, - PLL_BIST, pll_bypassnl, pll_reset, prng_rosc, qdss, - qdss_cti, qlink_enable, qlink_request, qspi_clk, qspi_cs, - qspi_data, qup00, qup01, qup02_i2c, qup02_uart, qup03, - qup04_i2c, qup04_uart, qup05, qup10, qup11_i2c, qup11_uart, - qup12, qup13_i2c, qup13_uart, qup14, qup15, sdc1_tb, - sdc2_tb, sd_write, sp_cmu, tgu_ch0, tgu_ch1, tgu_ch2, - tgu_ch3, tsense_pwm1, tsense_pwm2, uim1, uim2, uim_batt, - usb_phy, vfr_1, _V_GPIO, _V_PPS_IN, _V_PPS_OUT, - vsense_trigger, wlan1_adc0, wlan1_adc1, wlan2_adc0, - wlan2_adc1, - -- bias-disable: - Usage: optional - Value type: - Definition: The specified pins should be configured as no pull. - -- bias-pull-down: - Usage: optional - Value type: - Definition: The specified pins should be configured as pull down. - -- bias-pull-up: - Usage: optional - Value type: - Definition: The specified pins should be configured as pull up. - -- output-high: - Usage: optional - Value type: - Definition: The specified pins are configured in output mode, driven - high. - Not valid for sdc pins. - -- output-low: - Usage: optional - Value type: - Definition: The specified pins are configured in output mode, driven - low. - Not valid for sdc pins. - -- drive-strength: - Usage: optional - Value type: - Definition: Selects the drive strength for the specified pins, in mA. - Valid values are: 2, 4, 6, 8, 10, 12, 14 and 16 - -Example: - - tlmm: pinctrl@3500000 { - compatible = "qcom,sc7180-pinctrl"; - reg = <0x3500000 0x300000>, - <0x3900000 0x300000>, - <0x3D00000 0x300000>; - reg-names = "west", "north", "south"; - interrupts = ; - gpio-controller; - #gpio-cells = <2>; - gpio-ranges = <&tlmm 0 0 119>; - gpio-reserved-ranges = <0 4>, <106 4>; - interrupt-controller; - #interrupt-cells = <2>; - }; diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sc7180-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sc7180-pinctrl.yaml new file mode 100644 index 0000000..b40f6dc --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/qcom,sc7180-pinctrl.yaml @@ -0,0 +1,158 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/qcom,sc7180-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm SC7180 TLMM pin controller + +maintainers: + - Bjorn Andersson + - Krzysztof Kozlowski + +description: + Top Level Mode Multiplexer pin controller in Qualcomm SC7180 SoC. + +properties: + compatible: + const: qcom,sc7180-pinctrl + + reg: + maxItems: 3 + + reg-names: + items: + - const: west + - const: north + - const: south + + interrupts: true + interrupt-controller: true + "#interrupt-cells": true + gpio-controller: true + "#gpio-cells": true + gpio-ranges: true + wakeup-parent: true + + gpio-reserved-ranges: + minItems: 1 + maxItems: 60 + + gpio-line-names: + maxItems: 119 + +patternProperties: + "-state$": + oneOf: + - $ref: "#/$defs/qcom-sc7180-tlmm-state" + - patternProperties: + "-pins$": + $ref: "#/$defs/qcom-sc7180-tlmm-state" + additionalProperties: false + +$defs: + qcom-sc7180-tlmm-state: + type: object + description: + Pinctrl node's client devices use subnodes for desired pin configuration. + Client device subnodes use below standard properties. + $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state + + 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]|10[0-9]|11[0-8])$" + - enum: [ sdc1_rclk, sdc1_clk, sdc1_cmd, sdc1_data, sdc2_clk, + sdc2_cmd, sdc2_data, ufs_reset ] + minItems: 1 + maxItems: 36 + + function: + description: + Specify the alternative function to be configured for the specified + pins. + + enum: [ adsp_ext, agera_pll, aoss_cti, atest_char, atest_char0, + atest_char1, atest_char2, atest_char3, atest_tsens, + atest_tsens2, atest_usb1, atest_usb10, atest_usb11, + atest_usb12, atest_usb13, atest_usb2, atest_usb20, atest_usb21, + atest_usb22, atest_usb23, audio_ref, btfm_slimbus, cam_mclk, + cci_async, cci_i2c, cci_timer0, cci_timer1, cci_timer2, + cci_timer3, cci_timer4, cri_trng, dbg_out, ddr_bist, ddr_pxi0, + ddr_pxi1, ddr_pxi2, ddr_pxi3, dp_hot, edp_lcd, gcc_gp1, + gcc_gp2, gcc_gp3, gpio, gp_pdm0, gp_pdm1, gp_pdm2, gps_tx, + jitter_bist, ldo_en, ldo_update, lpass_ext, mdp_vsync, + mdp_vsync0, mdp_vsync1, mdp_vsync2, mdp_vsync3, mi2s_0, mi2s_1, + mi2s_2, mss_lte, m_voc, pa_indicator, phase_flag, PLL_BIST, + pll_bypassnl, pll_reset, prng_rosc, qdss, qdss_cti, + qlink_enable, qlink_request, qspi_clk, qspi_cs, qspi_data, + qup00, qup01, qup02_i2c, qup02_uart, qup03, qup04_i2c, + qup04_uart, qup05, qup10, qup11_i2c, qup11_uart, qup12, + qup13_i2c, qup13_uart, qup14, qup15, sdc1_tb, sdc2_tb, + sd_write, sp_cmu, tgu_ch0, tgu_ch1, tgu_ch2, tgu_ch3, + tsense_pwm1, tsense_pwm2, uim1, uim2, uim_batt, usb_phy, vfr_1, + _V_GPIO, _V_PPS_IN, _V_PPS_OUT, vsense_trigger, wlan1_adc0, + wlan1_adc1, wlan2_adc0, wlan2_adc1 ] + + bias-pull-down: true + bias-pull-up: true + bias-disable: true + drive-strength: true + input-enable: true + output-high: true + output-low: true + + required: + - pins + + additionalProperties: false + +allOf: + - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml# + +required: + - compatible + - reg + - reg-names + +additionalProperties: false + +examples: + - | + #include + + tlmm: pinctrl@3500000 { + compatible = "qcom,sc7180-pinctrl"; + reg = <0x03500000 0x300000>, + <0x03900000 0x300000>, + <0x03d00000 0x300000>; + reg-names = "west", "north", "south"; + interrupts = ; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-ranges = <&tlmm 0 0 120>; + wakeup-parent = <&pdc>; + + dp_hot_plug_det: dp-hot-plug-det-state { + pins = "gpio117"; + function = "dp_hot"; + }; + + qup_spi11_cs_gpio: qup-spi11-cs-gpio-state { + spi-pins { + pins = "gpio53", "gpio54", "gpio55"; + function = "qup15"; + }; + + cs-pins { + pins = "gpio56"; + function = "gpio"; + }; + }; + };