Document the "qcom,msm8909-tlmm" compatible for the TLMM/pin control block in the MSM8909 SoC, together with the allowed GPIOs and functions. Signed-off-by: Stephan Gerhold <stephan.gerhold@xxxxxxxxxxxxxxx> --- .../bindings/pinctrl/qcom,msm8909-tlmm.yaml | 152 ++++++++++++++++++ 1 file changed, 152 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,msm8909-tlmm.yaml diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,msm8909-tlmm.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,msm8909-tlmm.yaml new file mode 100644 index 000000000000..e03530091478 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/qcom,msm8909-tlmm.yaml @@ -0,0 +1,152 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/qcom,msm8909-tlmm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Technologies, Inc. MSM8909 TLMM block + +maintainers: + - Stephan Gerhold <stephan@xxxxxxxxxxx> + +description: | + This binding describes the Top Level Mode Multiplexer (TLMM) block found + in the MSM8909 platform. + +allOf: + - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml# + +properties: + compatible: + const: qcom,msm8909-tlmm + + reg: + maxItems: 1 + + interrupts: true + interrupt-controller: true + '#interrupt-cells': true + gpio-controller: true + gpio-reserved-ranges: true + '#gpio-cells': true + gpio-ranges: true + wakeup-parent: true + +required: + - compatible + - reg + +additionalProperties: false + +patternProperties: + '-state$': + oneOf: + - $ref: "#/$defs/qcom-msm8909-tlmm-state" + - patternProperties: + ".*": + $ref: "#/$defs/qcom-msm8909-tlmm-state" + +$defs: + qcom-msm8909-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[0-7])$" + - enum: [ sdc1_clk, sdc1_cmd, sdc1_data, sdc2_clk, sdc2_cmd, + sdc2_data, qdsd_clk, qdsd_cmd, qdsd_data0, qdsd_data1, + qdsd_data2, qdsd_data3 ] + minItems: 1 + maxItems: 16 + + function: + description: + Specify the alternative function to be configured for the specified + pins. + enum: [ adsp_ext, atest_bbrx0, atest_bbrx1, atest_char, atest_char0, + atest_char1, atest_char2, atest_char3, atest_combodac, + atest_gpsadc0, atest_gpsadc1, atest_wlan0, atest_wlan1, + bimc_dte0, bimc_dte1, blsp_i2c1, blsp_i2c2, blsp_i2c3, + blsp_i2c4, blsp_i2c5, blsp_i2c6, blsp_spi1, blsp_spi1_cs1, + blsp_spi1_cs2, blsp_spi1_cs3, blsp_spi2, blsp_spi2_cs1, + blsp_spi2_cs2, blsp_spi2_cs3, blsp_spi3, blsp_spi3_cs1, + blsp_spi3_cs2, blsp_spi3_cs3, blsp_spi4, blsp_spi5, blsp_spi6, + blsp_uart1, blsp_uart2, blsp_uim1, blsp_uim2, cam_mclk, + cci_async, cci_timer0, cci_timer1, cci_timer2, cdc_pdm0, + dbg_out, dmic0_clk, dmic0_data, ebi0_wrcdc, ebi2_a, ebi2_lcd, + ext_lpass, gcc_gp1_clk_a, gcc_gp1_clk_b, gcc_gp2_clk_a, + gcc_gp2_clk_b, gcc_gp3_clk_a, gcc_gp3_clk_b, gcc_plltest, gpio, + gsm0_tx, ldo_en, ldo_update, m_voc, mdp_vsync, modem_tsync, + nav_pps, nav_tsync, pa_indicator, pbs0, pbs1, pbs2, + pri_mi2s_data0_a, pri_mi2s_data0_b, pri_mi2s_data1_a, + pri_mi2s_data1_b, pri_mi2s_mclk_a, pri_mi2s_mclk_b, + pri_mi2s_sck_a, pri_mi2s_sck_b, pri_mi2s_ws_a, pri_mi2s_ws_b, + prng_rosc, pwr_crypto_enabled_a, pwr_crypto_enabled_b, + pwr_modem_enabled_a, pwr_modem_enabled_b, pwr_nav_enabled_a, + pwr_nav_enabled_b, qdss_cti_trig_in_a0, qdss_cti_trig_in_a1, + qdss_cti_trig_in_b0, qdss_cti_trig_in_b1, qdss_cti_trig_out_a0, + qdss_cti_trig_out_a1, qdss_cti_trig_out_b0, + qdss_cti_trig_out_b1, qdss_traceclk_a, qdss_tracectl_a, + qdss_tracedata_a, qdss_tracedata_b, sd_write, sec_mi2s, + smb_int, ssbi0, ssbi1, uim1_clk, uim1_data, uim1_present, + uim1_reset, uim2_clk, uim2_data, uim2_present, uim2_reset, + uim3_clk, uim3_data, uim3_present, uim3_reset, uim_batt, + wcss_bt, wcss_fm, wcss_wlan ] + + 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 + - function + + additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + pinctrl@1000000 { + compatible = "qcom,msm8909-tlmm"; + reg = <0x1000000 0x300000>; + interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&tlmm 0 0 117>; + interrupt-controller; + #interrupt-cells = <2>; + + gpio-wo-subnode-state { + pins = "gpio1"; + function = "gpio"; + }; + + uart-w-subnodes-state { + rx { + pins = "gpio4"; + function = "blsp_uart1"; + bias-pull-up; + }; + + tx { + pins = "gpio5"; + function = "blsp_uart1"; + bias-disable; + }; + }; + }; +... -- 2.30.2
