[PATCH v4 1/2] dt-bindings: pinctrl: qcom: Add SM8350 pinctrl bindings

Vinod Koul
2021-01-06T05:51:02Z

Add device tree binding Documentation details for Qualcomm SM8350
pinctrl driver.

Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
.../bindings/pinctrl/qcom,sm8350-tlmm.yaml | 149 ++++++++++++++++++
1 file changed, 149 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,sm8350-tlmm.yaml

diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sm8350-tlmm.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sm8350-tlmm.yaml
new file mode 100644
index 000000000000..abdafd25bfc2
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,sm8350-tlmm.yaml
@@ -0,0 +1,149 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/qcom,sm8350-tlmm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. SM8350 TLMM block
+
+maintainers:
+ - Vinod Koul <vkoul@kernel.org>
+
+description: |
+ This binding describes the Top Level Mode Multiplexer block found in the
+ SM8350 platform.
+
+properties:
+ compatible:
+ const: qcom,sm8350-tlmm
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ interrupt-controller: true
+
+ '#interrupt-cells':
+ description: Specifies the PIN numbers and Flags, as 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
+
+ gpio-reserved-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.
+ $ref: "/schemas/pinctrl/pincfg-node.yaml"
+
+ properties:
+ pins:
+ description:
+ List of gpio pins affected by the properties specified in this subnode.
+ items:
+ oneOf:
+ - pattern: "^gpio([0-9]|[1-9][0-9]|1[0-9][0-9]|20[0-3])$"
+ - enum: [ 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. Functions are only valid for gpio pins.
+ enum: [ atest_char, atest_usb, audio_ref, cam_mclk, cci_async,
+ cci_i2c, cci_timer, cmu_rng, coex_uart1, coex_uart2, cri_trng,
+ cri_trng0, cri_trng1, dbg_out, ddr_bist, ddr_pxi0, ddr_pxi1,
+ ddr_pxi2, ddr_pxi3, dp_hot, dp_lcd, gcc_gp1, gcc_gp2, gcc_gp3,
+ gpio, ibi_i3c, jitter_bist, lpass_slimbus, mdp_vsync, mdp_vsync0,
+ mdp_vsync1, mdp_vsync2, mdp_vsync3, mi2s0_data0, mi2s0_data1,
+ mi2s0_sck, mi2s0_ws, mi2s1_data0, mi2s1_data1, mi2s1_sck,
+ mi2s1_ws, mi2s2_data0, mi2s2_data1, mi2s2_sck, mi2s2_ws,
+ mss_grfc0, mss_grfc1, mss_grfc10, mss_grfc11, mss_grfc12,
+ mss_grfc2, mss_grfc3, mss_grfc4, mss_grfc5, mss_grfc6,
+ mss_grfc7, mss_grfc8, mss_grfc9, nav_gpio, pa_indicator,
+ pcie0_clkreqn, pcie1_clkreqn, phase_flag, pll_bist, pll_clk,
+ pri_mi2s, prng_rosc, qdss_cti, qdss_gpio, qlink0_enable,
+ qlink0_request, qlink0_wmss, qlink1_enable, qlink1_request,
+ qlink1_wmss, qlink2_enable, qlink2_request, qlink2_wmss, qspi0,
+ qspi1, qspi2, qspi3, qspi_clk, qspi_cs, qup0, qup1, qup10,
+ qup11, qup12, qup13, qup14, qup15, qup16, qup17, qup18, qup19,
+ qup2, qup3, qup4, qup5, qup6, qup7, qup8, qup9, qup_l4, qup_l5,
+ qup_l6, sd_write, sdc40, sdc41, sdc42, sdc43, sdc4_clk,
+ sdc4_cmd, sec_mi2s, tb_trig, tgu_ch0, tgu_ch1, tgu_ch2,
+ tgu_ch3, tsense_pwm1, tsense_pwm2, uim0_clk, uim0_data,
+ uim0_present, uim0_reset, uim1_clk, uim1_data, uim1_present,
+ uim1_reset, usb2phy_ac, usb_phy, vfr_0, vfr_1, vsense_trigger ]
+
+
+ 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@f000000 {
+ compatible = "qcom,sm8350-tlmm";
+ reg = <0x0f100000 0x300000>;
+ interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ gpio-ranges = <&tlmm 0 0 203>;
+ serial-pinmux {
+ pins = "gpio18", "gpio19";
+ function = "qup3";
+ drive-strength = <8>;
+ bias-disable;
+ };
+ };
+
+...
--
2.26.2