[PATCH 4/7] dt-bindings: pinctrl: qcom: Add ipq5018 pinctrl bindings

Varadarajan Narayanan
2020-09-28T05:17:05Z

Add device tree binding Documentation details for ipq5018
pinctrl driver.

Signed-off-by: Varadarajan Narayanan <varada@codeaurora.org>
---
.../bindings/pinctrl/qcom,ipq5018-pinctrl.yaml | 143 +++++++++++++++++++++
1 file changed, 143 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,ipq5018-pinctrl.yaml

diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,ipq5018-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,ipq5018-pinctrl.yaml
new file mode 100644
index 00000000..7fff90d
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,ipq5018-pinctrl.yaml
@@ -0,0 +1,143 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/qcom,ipq5018-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. IPQ5018 TLMM block
+
+maintainers:
+ - Nitheesh Sekar <nsekar@codeaurora.org>
+
+description: |
+ This binding describes the Top Level Mode Multiplexer block found in the
+ IPQ5018 platform.
+
+properties:
+ compatible:
+ const: qcom,ipq5018-pinctrl
+
+ 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
+
+#PIN CONFIGURATION NODES
+patternProperties:
+ '-pinmux$':
+ type: object
+ description:
+ Pinctrl node's client devices use subnodes for desired pin configuration.
+ Client device subnodes use below standard properties.
+ $ref: "/schemas/pinctrl/pincfg-node.yaml"
+
+ properties:
+ pins:
+ description:
+ List of gpio pins affected by the properties specified in this
+ subnode.
+ items:
+ oneOf:
+ - pattern: "^gpio([1-9]|[1-7][0-9]|80)$"
+ minItems: 1
+ maxItems: 4
+
+ function:
+ description:
+ Specify the alternative function to be configured for the specified
+ pins.
+ enum: [ atest_char, atest_char0, atest_char1, atest_char2, atest_char3,
+ audio_pdm0, audio_pdm1, audio_rxbclk, audio_rxd, audio_rxfsync,
+ audio_rxmclk, audio_txbclk, audio_txd, audio_txfsync, audio_txmclk,
+ blsp0_i2c, blsp0_spi, blsp0_uart0, blsp0_uart1, blsp1_i2c0,
+ blsp1_i2c1, blsp1_spi0, blsp1_spi1, blsp1_uart0, blsp1_uart1,
+ blsp1_uart2, blsp2_i2c0, blsp2_i2c1, blsp2_spi, blsp2_spi0,
+ blsp2_spi1, btss0, btss1, btss10, btss11, btss12, btss13, btss2,
+ btss3, btss4, btss5, btss6, btss7, btss8, btss9, burn0, burn1,
+ cri_trng, cri_trng0, cri_trng1, cxc_clk, cxc_data, dbg_out, eud_gpio,
+ gcc_plltest, gcc_tlmm, gpio, mac0, mac1, mdc, mdio, pcie0_clk,
+ pcie0_wake, pcie1_clk, pcie1_wake, pll_test, prng_rosc, pwm0, pwm1,
+ pwm2, pwm3, 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, qspi_clk, qspi_cs, qspi0, qspi1,
+ qspi2, qspi3, reset_out, sdc1_clk, sdc1_cmd, sdc10, sdc11, sdc12,
+ sdc13, wci0, wci1, wci2, wci3, wci4, wci5, wci6, wci7, wsa_swrm,
+ wsi_clk3, wsi_data3, wsis_reset, xfem0, xfem1, xfem2, xfem3, xfem4,
+ xfem5, xfem6, xfem7 ]
+
+ 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
+ - function
+
+ 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@1000000 {
+ compatible = "qcom,ipq5018-pinctrl";
+ reg = <0x01000000 0x300000>;
+ interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&tlmm 0 80>;
+
+ serial3-pinmux {
+ pins = "gpio44", "gpio45";
+ function = "blsp2_uart";
+ drive-strength = <8>;
+ bias-pull-down;
+ };
+ };
--
2.7.4