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Date: Thu, 23 Sep 2021 11:32:23 +0800
From: Shawn Guo <shawn.guo@...aro.org>
To: Linus Walleij <linus.walleij@...aro.org>
Cc: Bjorn Andersson <bjorn.andersson@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Loic Poulain <loic.poulain@...aro.org>,
linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
Shawn Guo <shawn.guo@...aro.org>
Subject: [PATCH v3 1/2] dt-bindings: pinctrl: qcom: Add QCM2290 pinctrl bindings
Add device tree bindings for QCM2290 pinctrl.
Signed-off-by: Shawn Guo <shawn.guo@...aro.org>
Reviewed-by: Rob Herring <robh@...nel.org>
---
.../pinctrl/qcom,qcm2290-pinctrl.yaml | 165 ++++++++++++++++++
1 file changed, 165 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,qcm2290-pinctrl.yaml
diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,qcm2290-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,qcm2290-pinctrl.yaml
new file mode 100644
index 000000000000..13f338619d77
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,qcm2290-pinctrl.yaml
@@ -0,0 +1,165 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/qcom,qcm2290-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. QCM2290 TLMM block
+
+maintainers:
+ - Shawn Guo <shawn.guo@...aro.org>
+
+description:
+ This binding describes the Top Level Mode Multiplexer block found in the
+ QCM2290 platform.
+
+properties:
+ compatible:
+ const: qcom,qcm2290-tlmm
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ description: Specifies the TLMM summary IRQ
+ maxItems: 1
+
+ interrupt-controller: true
+
+ '#interrupt-cells':
+ description:
+ Specifies the PIN numbers and Flags, as defined in defined in
+ include/dt-bindings/interrupt-controller/irq.h
+ const: 2
+
+ gpio-controller: true
+
+ '#gpio-cells':
+ description: Specifying the pin number and flags, as defined in
+ include/dt-bindings/gpio/gpio.h
+ const: 2
+
+ gpio-ranges:
+ maxItems: 1
+
+ wakeup-parent:
+ maxItems: 1
+
+#PIN CONFIGURATION NODES
+patternProperties:
+ '-state$':
+ oneOf:
+ - $ref: "#/$defs/qcom-qcm2290-tlmm-state"
+ - patternProperties:
+ ".*":
+ $ref: "#/$defs/qcom-qcm2290-tlmm-state"
+
+'$defs':
+ qcom-qcm2290-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[0-1][0-9]|12[0-6])$"
+ - enum: [ sdc1_rclk, sdc1_clk, sdc1_cmd, sdc1_data,
+ sdc2_clk, sdc2_cmd, sdc2_data ]
+ minItems: 1
+ maxItems: 36
+
+ function:
+ description:
+ Specify the alternative function to be configured for the specified
+ pins.
+
+ enum: [ adsp_ext, agera_pll, atest, cam_mclk, cci_async, cci_i2c,
+ cci_timer0, cci_timer1, cci_timer2, cci_timer3, char_exec,
+ cri_trng, cri_trng0, cri_trng1, dac_calib, dbg_out, ddr_bist,
+ ddr_pxi0, ddr_pxi1, ddr_pxi2, ddr_pxi3, gcc_gp1, gcc_gp2,
+ gcc_gp3, gpio, gp_pdm0, gp_pdm1, gp_pdm2, gsm0_tx, gsm1_tx,
+ jitter_bist, mdp_vsync, mdp_vsync_out_0, mdp_vsync_out_1,
+ mpm_pwr, mss_lte, m_voc, nav_gpio, pa_indicator, pbs0, pbs1,
+ pbs2, pbs3, pbs4, pbs5, pbs6, pbs7, pbs8, pbs9, pbs10, pbs11,
+ pbs12, pbs13, pbs14, pbs15, pbs_out, phase_flag, pll_bist,
+ pll_bypassnl, pll_reset, prng_rosc, pwm_0, pwm_1, pwm_2, pwm_3,
+ pwm_4, pwm_5, pwm_6, pwm_7, pwm_8, pwm_9, qdss_cti, qdss_gpio,
+ qup0, qup1, qup2, qup3, qup4, qup5, sdc1_tb, sdc2_tb, sd_write,
+ ssbi_wtr1, tgu_ch0, tgu_ch1, tgu_ch2, tgu_ch3, tsense_pwm,
+ uim1_clk, uim1_data, uim1_present, uim1_reset, uim2_clk,
+ uim2_data, uim2_present, uim2_reset, usb_phy, vfr_1,
+ vsense_trigger, wlan1_adc0, wlan1_adc1 ]
+
+ drive-strength:
+ enum: [2, 4, 6, 8, 10, 12, 14, 16]
+ default: 2
+ description:
+ Selects the drive strength for the specified pins, in mA.
+
+ bias-pull-down: true
+
+ bias-pull-up: true
+
+ bias-disable: true
+
+ output-high: true
+
+ output-low: true
+
+ required:
+ - pins
+
+ additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - interrupt-controller
+ - '#interrupt-cells'
+ - gpio-controller
+ - '#gpio-cells'
+ - gpio-ranges
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ tlmm: pinctrl@...000 {
+ compatible = "qcom,qcm2290-tlmm";
+ reg = <0x500000 0x300000>;
+ interrupts = <GIC_SPI 227 IRQ_TYPE_LEVEL_HIGH>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ gpio-ranges = <&tlmm 0 0 127>;
+
+ sdc2_on_state: sdc2-on-state {
+ clk {
+ pins = "sdc2_clk";
+ bias-disable;
+ drive-strength = <16>;
+ };
+
+ cmd {
+ pins = "sdc2_cmd";
+ bias-pull-up;
+ drive-strength = <10>;
+ };
+
+ data {
+ pins = "sdc2_data";
+ bias-pull-up;
+ drive-strength = <10>;
+ };
+ };
+ };
--
2.17.1
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