| Message ID | 20221013210612.95994-4-krzysztof.kozlowski@linaro.org |
|---|---|
| State | Superseded |
| Headers | show |
| Series | None | expand |
On Thu, Oct 13, 2022 at 05:06:12PM -0400, Krzysztof Kozlowski wrote: > Convert Qualcomm MSM8998 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'). > > Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> > Reviewed-by: Rob Herring <robh@kernel.org> Reviewed-by: Bjorn Andersson <andersson@kernel.org> Regards, Bjorn > > --- > > Changes since v2: > 1. Drop default:2 for drive strength. > 2. Add Rb tag. > > Changes since v1: > 1. Correct bindings description. > --- > .../bindings/pinctrl/qcom,msm8998-pinctrl.txt | 202 ------------------ > .../pinctrl/qcom,msm8998-pinctrl.yaml | 175 +++++++++++++++ > 2 files changed, 175 insertions(+), 202 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.txt > create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.yaml > > diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.txt > deleted file mode 100644 > index c4de930f2406..000000000000 > --- a/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.txt > +++ /dev/null > @@ -1,202 +0,0 @@ > -Qualcomm MSM8998 TLMM block > - > -This binding describes the Top Level Mode Multiplexer block found in the > -MSM8998 platform. > - > -- compatible: > - Usage: required > - Value type: <string> > - Definition: must be "qcom,msm8998-pinctrl" > - > -- reg: > - Usage: required > - Value type: <prop-encoded-array> > - Definition: the base address and size of the TLMM register space. > - > -- interrupts: > - Usage: required > - Value type: <prop-encoded-array> > - Definition: should specify the TLMM summary IRQ. > - > -- interrupt-controller: > - Usage: required > - Value type: <none> > - Definition: identifies this node as an interrupt controller > - > -- #interrupt-cells: > - Usage: required > - Value type: <u32> > - Definition: must be 2. Specifying the pin number and flags, as defined > - in <dt-bindings/interrupt-controller/irq.h> > - > -- gpio-controller: > - Usage: required > - Value type: <none> > - Definition: identifies this node as a gpio controller > - > -- #gpio-cells: > - Usage: required > - Value type: <u32> > - Definition: must be 2. Specifying the pin number and flags, as defined > - in <dt-bindings/gpio/gpio.h> > - > -- gpio-ranges: > - Usage: required > - Definition: see ../gpio/gpio.txt > - > -- gpio-reserved-ranges: > - Usage: optional > - 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: <string-array> > - Definition: List of gpio pins affected by the properties specified in > - this subnode. > - > - Valid pins are: > - gpio0-gpio149 > - Supports mux, bias and drive-strength > - > - sdc2_clk, sdc2_cmd, sdc2_data > - Supports bias and drive-strength > - > - ufs_reset > - Supports bias and drive-strength > - > -- function: > - Usage: required > - Value type: <string> > - Definition: Specify the alternative function to be configured for the > - specified pins. Functions are only valid for gpio pins. > - Valid values are: > - > - gpio, adsp_ext, agera_pll, atest_char, atest_gpsadc0, > - atest_gpsadc1, atest_tsens, atest_tsens2, atest_usb1, > - atest_usb10, atest_usb11, atest_usb12, atest_usb13, > - audio_ref, bimc_dte0, bimc_dte1, blsp10_spi, blsp10_spi_a, > - blsp10_spi_b, blsp11_i2c, blsp1_spi, blsp1_spi_a, > - blsp1_spi_b, blsp2_spi, blsp9_spi, blsp_i2c1, blsp_i2c2, > - blsp_i2c3, blsp_i2c4, blsp_i2c5, blsp_i2c6, blsp_i2c7, > - blsp_i2c8, blsp_i2c9, blsp_i2c10, blsp_i2c11, blsp_i2c12, > - blsp_spi1, blsp_spi2, blsp_spi3, blsp_spi4, blsp_spi5, > - blsp_spi6, blsp_spi7, blsp_spi8, blsp_spi9, blsp_spi10, > - blsp_spi11, blsp_spi12, blsp_uart1_a, blsp_uart1_b, > - blsp_uart2_a, blsp_uart2_b, blsp_uart3_a, blsp_uart3_b, > - blsp_uart7_a, blsp_uart7_b, blsp_uart8, blsp_uart8_a, > - blsp_uart8_b, blsp_uart9_a, blsp_uart9_b, blsp_uim1_a, > - blsp_uim1_b, blsp_uim2_a, blsp_uim2_b, blsp_uim3_a, > - blsp_uim3_b, blsp_uim7_a, blsp_uim7_b, blsp_uim8_a, > - blsp_uim8_b, blsp_uim9_a, blsp_uim9_b, bt_reset, > - btfm_slimbus, cam_mclk, cci_async, cci_i2c, cci_timer0, > - cci_timer1, cci_timer2, cci_timer3, cci_timer4, cri_trng, > - cri_trng0, cri_trng1, dbg_out, ddr_bist, edp_hot, edp_lcd, > - gcc_gp1_a, gcc_gp1_b, gcc_gp2_a, gcc_gp2_b, gcc_gp3_a, > - gcc_gp3_b, hdmi_cec, hdmi_ddc, hdmi_hot, hdmi_rcv, > - isense_dbg, jitter_bist, ldo_en, ldo_update, lpass_slimbus, > - m_voc, mdp_vsync, mdp_vsync0, mdp_vsync1, mdp_vsync2, > - mdp_vsync3, mdp_vsync_a, mdp_vsync_b, modem_tsync, mss_lte, > - nav_dr, nav_pps, pa_indicator, pci_e0, phase_flag, > - pll_bypassnl, pll_reset, pri_mi2s, pri_mi2s_ws, prng_rosc, > - pwr_crypto, pwr_modem, pwr_nav, qdss_cti0_a, qdss_cti0_b, > - qdss_cti1_a, qdss_cti1_b, qdss, qlink_enable, > - qlink_request, qua_mi2s, sd_card, sd_write, sdc40, sdc41, > - sdc42, sdc43, sdc4_clk, sdc4_cmd, sec_mi2s, sp_cmu, > - spkr_i2s, ssbi1, ssc_irq, ter_mi2s, tgu_ch0, tgu_ch1, > - tsense_pwm1, tsense_pwm2, tsif0, tsif1, > - uim1_clk, uim1_data, uim1_present, > - uim1_reset, uim2_clk, uim2_data, uim2_present, uim2_reset, > - uim_batt, usb_phy, vfr_1, vsense_clkout, vsense_data0, > - vsense_data1, vsense_mode, wlan1_adc0, wlan1_adc1, > - wlan2_adc0, wlan2_adc1, > - > -- bias-disable: > - Usage: optional > - Value type: <none> > - Definition: The specified pins should be configured as no pull. > - > -- bias-pull-down: > - Usage: optional > - Value type: <none> > - Definition: The specified pins should be configured as pull down. > - > -- bias-pull-up: > - Usage: optional > - Value type: <none> > - Definition: The specified pins should be configured as pull up. > - > -- output-high: > - Usage: optional > - Value type: <none> > - Definition: The specified pins are configured in output mode, driven > - high. > - Not valid for sdc pins. > - > -- output-low: > - Usage: optional > - Value type: <none> > - Definition: The specified pins are configured in output mode, driven > - low. > - Not valid for sdc pins. > - > -- drive-strength: > - Usage: optional > - Value type: <u32> > - 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@03400000 { > - compatible = "qcom,msm8998-pinctrl"; > - reg = <0x03400000 0xc00000>; > - interrupts = <0 208 0>; > - gpio-controller; > - #gpio-cells = <2>; > - gpio-ranges = <&tlmm 0 0 175>; > - gpio-reserved-ranges = <0 4>, <81 4>; > - interrupt-controller; > - #interrupt-cells = <2>; > - > - uart_console_active: uart_console_active { > - mux { > - pins = "gpio4", "gpio5"; > - function = "blsp_uart8_a"; > - }; > - > - config { > - pins = "gpio4", "gpio5"; > - drive-strength = <2>; > - bias-disable; > - }; > - }; > - }; > diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.yaml > new file mode 100644 > index 000000000000..180c13c4ea69 > --- /dev/null > +++ b/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.yaml > @@ -0,0 +1,175 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/pinctrl/qcom,msm8998-pinctrl.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Qualcomm MSM8998 TLMM pin controller > + > +maintainers: > + - Bjorn Andersson <andersson@kernel.org> > + - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> > + > +description: > + Top Level Mode Multiplexer pin controller in Qualcomm MSM8998 SoC. > + > +properties: > + compatible: > + const: qcom,msm8998-pinctrl > + > + reg: > + maxItems: 1 > + > + 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: 75 > + > + gpio-line-names: > + maxItems: 150 > + > +patternProperties: > + "-state$": > + oneOf: > + - $ref: "#/$defs/qcom-msm8998-tlmm-state" > + - patternProperties: > + "-pins$": > + $ref: "#/$defs/qcom-msm8998-tlmm-state" > + additionalProperties: false > + > +$defs: > + qcom-msm8998-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]|1[0-4][0-9])$" > + - enum: [ 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: [ gpio, adsp_ext, agera_pll, atest_char, atest_gpsadc0, > + atest_gpsadc1, atest_tsens, atest_tsens2, atest_usb1, > + atest_usb10, atest_usb11, atest_usb12, atest_usb13, audio_ref, > + bimc_dte0, bimc_dte1, blsp10_spi, blsp10_spi_a, blsp10_spi_b, > + blsp11_i2c, blsp1_spi, blsp1_spi_a, blsp1_spi_b, blsp2_spi, > + blsp9_spi, blsp_i2c1, blsp_i2c2, blsp_i2c3, blsp_i2c4, > + blsp_i2c5, blsp_i2c6, blsp_i2c7, blsp_i2c8, blsp_i2c9, > + blsp_i2c10, blsp_i2c11, blsp_i2c12, blsp_spi1, blsp_spi2, > + blsp_spi3, blsp_spi4, blsp_spi5, blsp_spi6, blsp_spi7, > + blsp_spi8, blsp_spi9, blsp_spi10, blsp_spi11, blsp_spi12, > + blsp_uart1_a, blsp_uart1_b, blsp_uart2_a, blsp_uart2_b, > + blsp_uart3_a, blsp_uart3_b, blsp_uart7_a, blsp_uart7_b, > + blsp_uart8, blsp_uart8_a, blsp_uart8_b, blsp_uart9_a, > + blsp_uart9_b, blsp_uim1_a, blsp_uim1_b, blsp_uim2_a, > + blsp_uim2_b, blsp_uim3_a, blsp_uim3_b, blsp_uim7_a, > + blsp_uim7_b, blsp_uim8_a, blsp_uim8_b, blsp_uim9_a, > + blsp_uim9_b, bt_reset, btfm_slimbus, cam_mclk, cci_async, > + cci_i2c, cci_timer0, cci_timer1, cci_timer2, cci_timer3, > + cci_timer4, cri_trng, cri_trng0, cri_trng1, dbg_out, ddr_bist, > + edp_hot, edp_lcd, gcc_gp1_a, gcc_gp1_b, gcc_gp2_a, gcc_gp2_b, > + gcc_gp3_a, gcc_gp3_b, hdmi_cec, hdmi_ddc, hdmi_hot, hdmi_rcv, > + isense_dbg, jitter_bist, ldo_en, ldo_update, lpass_slimbus, > + m_voc, mdp_vsync, mdp_vsync0, mdp_vsync1, mdp_vsync2, > + mdp_vsync3, mdp_vsync_a, mdp_vsync_b, modem_tsync, mss_lte, > + nav_dr, nav_pps, pa_indicator, pci_e0, phase_flag, > + pll_bypassnl, pll_reset, pri_mi2s, pri_mi2s_ws, prng_rosc, > + pwr_crypto, pwr_modem, pwr_nav, qdss_cti0_a, qdss_cti0_b, > + qdss_cti1_a, qdss_cti1_b, qdss, qlink_enable, qlink_request, > + qua_mi2s, sd_card, sd_write, sdc40, sdc41, sdc42, sdc43, > + sdc4_clk, sdc4_cmd, sec_mi2s, sp_cmu, spkr_i2s, ssbi1, ssc_irq, > + ter_mi2s, tgu_ch0, tgu_ch1, tsense_pwm1, tsense_pwm2, tsif0, > + tsif1, uim1_clk, uim1_data, uim1_present, uim1_reset, uim2_clk, > + uim2_data, uim2_present, uim2_reset, uim_batt, usb_phy, vfr_1, > + vsense_clkout, vsense_data0, vsense_data1, vsense_mode, > + wlan1_adc0, wlan1_adc1, wlan2_adc0, wlan2_adc1 ] > + > + drive-strength: > + enum: [2, 4, 6, 8, 10, 12, 14, 16] > + description: > + Selects the drive strength for the specified pins, in mA. > + > + bias-pull-down: true > + bias-pull-up: true > + bias-disable: 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 > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/interrupt-controller/arm-gic.h> > + > + tlmm: pinctrl@3400000 { > + compatible = "qcom,msm8998-pinctrl"; > + reg = <0x03400000 0xc00000>; > + interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>; > + gpio-ranges = <&tlmm 0 0 150>; > + gpio-controller; > + #gpio-cells = <2>; > + interrupt-controller; > + #interrupt-cells = <2>; > + gpio-reserved-ranges = <0 4>, <81 4>; > + > + sdc2-off-state { > + clk-pins { > + pins = "sdc2_clk"; > + drive-strength = <2>; > + bias-disable; > + }; > + > + cmd-pins { > + pins = "sdc2_cmd"; > + drive-strength = <2>; > + bias-pull-up; > + }; > + > + data-pins { > + pins = "sdc2_data"; > + drive-strength = <2>; > + bias-pull-up; > + }; > + }; > + > + sdc2-cd-state { > + pins = "gpio95"; > + function = "gpio"; > + bias-pull-up; > + drive-strength = <2>; > + }; > + }; > -- > 2.34.1 >
diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.txt deleted file mode 100644 index c4de930f2406..000000000000 --- a/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.txt +++ /dev/null @@ -1,202 +0,0 @@ -Qualcomm MSM8998 TLMM block - -This binding describes the Top Level Mode Multiplexer block found in the -MSM8998 platform. - -- compatible: - Usage: required - Value type: <string> - Definition: must be "qcom,msm8998-pinctrl" - -- reg: - Usage: required - Value type: <prop-encoded-array> - Definition: the base address and size of the TLMM register space. - -- interrupts: - Usage: required - Value type: <prop-encoded-array> - Definition: should specify the TLMM summary IRQ. - -- interrupt-controller: - Usage: required - Value type: <none> - Definition: identifies this node as an interrupt controller - -- #interrupt-cells: - Usage: required - Value type: <u32> - Definition: must be 2. Specifying the pin number and flags, as defined - in <dt-bindings/interrupt-controller/irq.h> - -- gpio-controller: - Usage: required - Value type: <none> - Definition: identifies this node as a gpio controller - -- #gpio-cells: - Usage: required - Value type: <u32> - Definition: must be 2. Specifying the pin number and flags, as defined - in <dt-bindings/gpio/gpio.h> - -- gpio-ranges: - Usage: required - Definition: see ../gpio/gpio.txt - -- gpio-reserved-ranges: - Usage: optional - 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: <string-array> - Definition: List of gpio pins affected by the properties specified in - this subnode. - - Valid pins are: - gpio0-gpio149 - Supports mux, bias and drive-strength - - sdc2_clk, sdc2_cmd, sdc2_data - Supports bias and drive-strength - - ufs_reset - Supports bias and drive-strength - -- function: - Usage: required - Value type: <string> - Definition: Specify the alternative function to be configured for the - specified pins. Functions are only valid for gpio pins. - Valid values are: - - gpio, adsp_ext, agera_pll, atest_char, atest_gpsadc0, - atest_gpsadc1, atest_tsens, atest_tsens2, atest_usb1, - atest_usb10, atest_usb11, atest_usb12, atest_usb13, - audio_ref, bimc_dte0, bimc_dte1, blsp10_spi, blsp10_spi_a, - blsp10_spi_b, blsp11_i2c, blsp1_spi, blsp1_spi_a, - blsp1_spi_b, blsp2_spi, blsp9_spi, blsp_i2c1, blsp_i2c2, - blsp_i2c3, blsp_i2c4, blsp_i2c5, blsp_i2c6, blsp_i2c7, - blsp_i2c8, blsp_i2c9, blsp_i2c10, blsp_i2c11, blsp_i2c12, - blsp_spi1, blsp_spi2, blsp_spi3, blsp_spi4, blsp_spi5, - blsp_spi6, blsp_spi7, blsp_spi8, blsp_spi9, blsp_spi10, - blsp_spi11, blsp_spi12, blsp_uart1_a, blsp_uart1_b, - blsp_uart2_a, blsp_uart2_b, blsp_uart3_a, blsp_uart3_b, - blsp_uart7_a, blsp_uart7_b, blsp_uart8, blsp_uart8_a, - blsp_uart8_b, blsp_uart9_a, blsp_uart9_b, blsp_uim1_a, - blsp_uim1_b, blsp_uim2_a, blsp_uim2_b, blsp_uim3_a, - blsp_uim3_b, blsp_uim7_a, blsp_uim7_b, blsp_uim8_a, - blsp_uim8_b, blsp_uim9_a, blsp_uim9_b, bt_reset, - btfm_slimbus, cam_mclk, cci_async, cci_i2c, cci_timer0, - cci_timer1, cci_timer2, cci_timer3, cci_timer4, cri_trng, - cri_trng0, cri_trng1, dbg_out, ddr_bist, edp_hot, edp_lcd, - gcc_gp1_a, gcc_gp1_b, gcc_gp2_a, gcc_gp2_b, gcc_gp3_a, - gcc_gp3_b, hdmi_cec, hdmi_ddc, hdmi_hot, hdmi_rcv, - isense_dbg, jitter_bist, ldo_en, ldo_update, lpass_slimbus, - m_voc, mdp_vsync, mdp_vsync0, mdp_vsync1, mdp_vsync2, - mdp_vsync3, mdp_vsync_a, mdp_vsync_b, modem_tsync, mss_lte, - nav_dr, nav_pps, pa_indicator, pci_e0, phase_flag, - pll_bypassnl, pll_reset, pri_mi2s, pri_mi2s_ws, prng_rosc, - pwr_crypto, pwr_modem, pwr_nav, qdss_cti0_a, qdss_cti0_b, - qdss_cti1_a, qdss_cti1_b, qdss, qlink_enable, - qlink_request, qua_mi2s, sd_card, sd_write, sdc40, sdc41, - sdc42, sdc43, sdc4_clk, sdc4_cmd, sec_mi2s, sp_cmu, - spkr_i2s, ssbi1, ssc_irq, ter_mi2s, tgu_ch0, tgu_ch1, - tsense_pwm1, tsense_pwm2, tsif0, tsif1, - uim1_clk, uim1_data, uim1_present, - uim1_reset, uim2_clk, uim2_data, uim2_present, uim2_reset, - uim_batt, usb_phy, vfr_1, vsense_clkout, vsense_data0, - vsense_data1, vsense_mode, wlan1_adc0, wlan1_adc1, - wlan2_adc0, wlan2_adc1, - -- bias-disable: - Usage: optional - Value type: <none> - Definition: The specified pins should be configured as no pull. - -- bias-pull-down: - Usage: optional - Value type: <none> - Definition: The specified pins should be configured as pull down. - -- bias-pull-up: - Usage: optional - Value type: <none> - Definition: The specified pins should be configured as pull up. - -- output-high: - Usage: optional - Value type: <none> - Definition: The specified pins are configured in output mode, driven - high. - Not valid for sdc pins. - -- output-low: - Usage: optional - Value type: <none> - Definition: The specified pins are configured in output mode, driven - low. - Not valid for sdc pins. - -- drive-strength: - Usage: optional - Value type: <u32> - 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@03400000 { - compatible = "qcom,msm8998-pinctrl"; - reg = <0x03400000 0xc00000>; - interrupts = <0 208 0>; - gpio-controller; - #gpio-cells = <2>; - gpio-ranges = <&tlmm 0 0 175>; - gpio-reserved-ranges = <0 4>, <81 4>; - interrupt-controller; - #interrupt-cells = <2>; - - uart_console_active: uart_console_active { - mux { - pins = "gpio4", "gpio5"; - function = "blsp_uart8_a"; - }; - - config { - pins = "gpio4", "gpio5"; - drive-strength = <2>; - bias-disable; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.yaml new file mode 100644 index 000000000000..180c13c4ea69 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.yaml @@ -0,0 +1,175 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/qcom,msm8998-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm MSM8998 TLMM pin controller + +maintainers: + - Bjorn Andersson <andersson@kernel.org> + - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> + +description: + Top Level Mode Multiplexer pin controller in Qualcomm MSM8998 SoC. + +properties: + compatible: + const: qcom,msm8998-pinctrl + + reg: + maxItems: 1 + + interrupts: true + interrupt-controller: true + "#interrupt-cells": true + gpio-controller: true + "#gpio-cells": true + gpio-ranges: true + wakeup-parent: true + + gpio-reserved-ranges: + minItems: 1 + maxItems: 75 + + gpio-line-names: + maxItems: 150 + +patternProperties: + "-state$": + oneOf: + - $ref: "#/$defs/qcom-msm8998-tlmm-state" + - patternProperties: + "-pins$": + $ref: "#/$defs/qcom-msm8998-tlmm-state" + additionalProperties: false + +$defs: + qcom-msm8998-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]|1[0-4][0-9])$" + - enum: [ 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: [ gpio, adsp_ext, agera_pll, atest_char, atest_gpsadc0, + atest_gpsadc1, atest_tsens, atest_tsens2, atest_usb1, + atest_usb10, atest_usb11, atest_usb12, atest_usb13, audio_ref, + bimc_dte0, bimc_dte1, blsp10_spi, blsp10_spi_a, blsp10_spi_b, + blsp11_i2c, blsp1_spi, blsp1_spi_a, blsp1_spi_b, blsp2_spi, + blsp9_spi, blsp_i2c1, blsp_i2c2, blsp_i2c3, blsp_i2c4, + blsp_i2c5, blsp_i2c6, blsp_i2c7, blsp_i2c8, blsp_i2c9, + blsp_i2c10, blsp_i2c11, blsp_i2c12, blsp_spi1, blsp_spi2, + blsp_spi3, blsp_spi4, blsp_spi5, blsp_spi6, blsp_spi7, + blsp_spi8, blsp_spi9, blsp_spi10, blsp_spi11, blsp_spi12, + blsp_uart1_a, blsp_uart1_b, blsp_uart2_a, blsp_uart2_b, + blsp_uart3_a, blsp_uart3_b, blsp_uart7_a, blsp_uart7_b, + blsp_uart8, blsp_uart8_a, blsp_uart8_b, blsp_uart9_a, + blsp_uart9_b, blsp_uim1_a, blsp_uim1_b, blsp_uim2_a, + blsp_uim2_b, blsp_uim3_a, blsp_uim3_b, blsp_uim7_a, + blsp_uim7_b, blsp_uim8_a, blsp_uim8_b, blsp_uim9_a, + blsp_uim9_b, bt_reset, btfm_slimbus, cam_mclk, cci_async, + cci_i2c, cci_timer0, cci_timer1, cci_timer2, cci_timer3, + cci_timer4, cri_trng, cri_trng0, cri_trng1, dbg_out, ddr_bist, + edp_hot, edp_lcd, gcc_gp1_a, gcc_gp1_b, gcc_gp2_a, gcc_gp2_b, + gcc_gp3_a, gcc_gp3_b, hdmi_cec, hdmi_ddc, hdmi_hot, hdmi_rcv, + isense_dbg, jitter_bist, ldo_en, ldo_update, lpass_slimbus, + m_voc, mdp_vsync, mdp_vsync0, mdp_vsync1, mdp_vsync2, + mdp_vsync3, mdp_vsync_a, mdp_vsync_b, modem_tsync, mss_lte, + nav_dr, nav_pps, pa_indicator, pci_e0, phase_flag, + pll_bypassnl, pll_reset, pri_mi2s, pri_mi2s_ws, prng_rosc, + pwr_crypto, pwr_modem, pwr_nav, qdss_cti0_a, qdss_cti0_b, + qdss_cti1_a, qdss_cti1_b, qdss, qlink_enable, qlink_request, + qua_mi2s, sd_card, sd_write, sdc40, sdc41, sdc42, sdc43, + sdc4_clk, sdc4_cmd, sec_mi2s, sp_cmu, spkr_i2s, ssbi1, ssc_irq, + ter_mi2s, tgu_ch0, tgu_ch1, tsense_pwm1, tsense_pwm2, tsif0, + tsif1, uim1_clk, uim1_data, uim1_present, uim1_reset, uim2_clk, + uim2_data, uim2_present, uim2_reset, uim_batt, usb_phy, vfr_1, + vsense_clkout, vsense_data0, vsense_data1, vsense_mode, + wlan1_adc0, wlan1_adc1, wlan2_adc0, wlan2_adc1 ] + + drive-strength: + enum: [2, 4, 6, 8, 10, 12, 14, 16] + description: + Selects the drive strength for the specified pins, in mA. + + bias-pull-down: true + bias-pull-up: true + bias-disable: 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 + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + tlmm: pinctrl@3400000 { + compatible = "qcom,msm8998-pinctrl"; + reg = <0x03400000 0xc00000>; + interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>; + gpio-ranges = <&tlmm 0 0 150>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-reserved-ranges = <0 4>, <81 4>; + + sdc2-off-state { + clk-pins { + pins = "sdc2_clk"; + drive-strength = <2>; + bias-disable; + }; + + cmd-pins { + pins = "sdc2_cmd"; + drive-strength = <2>; + bias-pull-up; + }; + + data-pins { + pins = "sdc2_data"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + sdc2-cd-state { + pins = "gpio95"; + function = "gpio"; + bias-pull-up; + drive-strength = <2>; + }; + };