Add device tree bindings documentation for Qualcomm MSM8917
pinctrl driver.
Signed-off-by: Barnabás Czémán <barnabas.czeman@mainlining.org>
---
.../bindings/pinctrl/qcom,msm8917-pinctrl.yaml | 160 +++++++++++++++++++++
1 file changed, 160 insertions(+)
diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,msm8917-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,msm8917-pinctrl.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..16d0c010e5818f67bf73eecc36da23705382f121
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,msm8917-pinctrl.yaml
@@ -0,0 +1,160 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/qcom,msm8917-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm MSM8917 TLMM pin controller
+
+maintainers:
+ - Barnabas Czeman <barnabas.czeman@mainlining.org>
+
+description:
+ Top Level Mode Multiplexer pin controller in Qualcomm MSM8917 SoC.
+
+properties:
+ compatible:
+ const: qcom,msm8917-pinctrl
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 66
+
+ gpio-line-names:
+ maxItems: 134
+
+patternProperties:
+ "-state$":
+ oneOf:
+ - $ref: "#/$defs/qcom-msm8917-tlmm-state"
+ - patternProperties:
+ "-pins$":
+ $ref: "#/$defs/qcom-msm8917-tlmm-state"
+ additionalProperties: false
+
+$defs:
+ qcom-msm8917-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
+ unevaluatedProperties: false
+
+ 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[0-2][0-9]|13[0-3])$"
+ - enum: [ sdc1_clk, sdc1_cmd, sdc1_data, sdc1_rclk, 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: [ accel_int, adsp_ext, alsp_int, atest_bbrx0, atest_bbrx1,
+ atest_char, atest_char0, atest_char1, atest_char2,
+ atest_char3, atest_combodac_to_gpio_native,
+ atest_gpsadc_dtest0_native, atest_gpsadc_dtest1_native,
+ atest_tsens, atest_wlan0, atest_wlan1, audio_ref,
+ audio_reset, bimc_dte0, bimc_dte1, blsp6_spi, blsp8_spi,
+ blsp_i2c1, blsp_i2c2, blsp_i2c3, blsp_i2c4, blsp_i2c5,
+ blsp_i2c6, blsp_i2c7, blsp_i2c8, blsp_spi1, blsp_spi2,
+ blsp_spi3, blsp_spi4, blsp_spi5, blsp_spi6, blsp_spi7,
+ blsp_spi8, blsp_uart1, blsp_uart2, blsp_uart3, blsp_uart4,
+ blsp_uart5, blsp_uart6, blsp_uart7, blsp_uart8, cam0_ldo,
+ cam1_rst, cam1_standby, cam2_rst, cam2_standby, cam_mclk,
+ cci_async, cci_i2c, cci_timer0, cci_timer1, cdc_pdm0,
+ codec_int1, codec_int2, codec_mad, coex_uart, cri_trng,
+ cri_trng0, cri_trng1, dbg_out, dmic0_clk, dmic0_data,
+ ebi_cdc, ebi_ch0, ext_lpass, forced_usb, fp_gpio, fp_int,
+ 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, gcc_tlmm, gpio,
+ gsm0_tx, key_focus, key_snapshot, key_volp, ldo_en,
+ ldo_update, lpass_slimbus, lpass_slimbus0, lpass_slimbus1,
+ m_voc, mag_int, mdp_vsync, mipi_dsi0, modem_tsync, nav_pps,
+ nav_pps_in_a, nav_pps_in_b, nav_tsync, nfc_pwr, ov_ldo,
+ pa_indicator, pbs0, pbs1, pbs2, pri_mi2s, pri_mi2s_mclk_a,
+ pri_mi2s_mclk_b, pri_mi2s_ws, 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_traceclk_b, qdss_tracectl_a, qdss_tracectl_b,
+ qdss_tracedata_a, qdss_tracedata_b, sd_write, sdcard_det,
+ sec_mi2s, sec_mi2s_mclk_a, sec_mi2s_mclk_b, sensor_rst,
+ smb_int, ssbi_wtr1, ts_resout, ts_sample, uim1_clk,
+ uim1_data, uim1_present, uim1_reset, uim2_clk, uim2_data,
+ uim2_present, uim2_reset, uim_batt, us_emitter, us_euro,
+ wcss_bt, wcss_fm, wcss_wlan, wcss_wlan0, wcss_wlan1,
+ wcss_wlan2, webcam_rst, webcam_standby, wsa_io, wsa_irq ]
+
+ required:
+ - pins
+
+allOf:
+ - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
+
+required:
+ - compatible
+ - reg
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+ tlmm: pinctrl@1000000 {
+ compatible = "qcom,msm8917-pinctrl";
+ reg = <0x01000000 0x300000>;
+ interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+ gpio-controller;
+ gpio-ranges = <&tlmm 0 0 134>;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
+ blsp1-uart2-sleep-state {
+ pins = "gpio4", "gpio5";
+ function = "gpio";
+
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
+ spi1-default-state {
+ spi-pins {
+ pins = "gpio0", "gpio1", "gpio3";
+ function = "blsp_spi1";
+
+ drive-strength = <12>;
+ bias-disable;
+ };
+
+ cs-pins {
+ pins = "gpio2";
+ function = "gpio";
+
+ drive-strength = <16>;
+ bias-disable;
+ output-high;
+ };
+ };
+ };
--
2.47.0