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From:   Rohit Agarwal <quic_rohiagar@quicinc.com>
To:     agross@kernel.org, andersson@kernel.org, konrad.dybcio@linaro.org,
        linus.walleij@linaro.org, robh+dt@kernel.org,
        krzysztof.kozlowski+dt@linaro.org, richardcochran@gmail.com,
        manivannan.sadhasivam@linaro.org
Cc:     linux-arm-msm@vger.kernel.org, linux-gpio@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        netdev@vger.kernel.org, Rohit Agarwal <quic_rohiagar@quicinc.com>
Subject: [PATCH 1/2] dt-bindings: pinctrl: qcom: Add SDX75 pinctrl devicetree compatible
Date:   Thu, 20 Apr 2023 10:31:54 +0530
Message-Id: <1681966915-15720-2-git-send-email-quic_rohiagar@quicinc.com>
In-Reply-To: <1681966915-15720-1-git-send-email-quic_rohiagar@quicinc.com>
References: <1681966915-15720-1-git-send-email-quic_rohiagar@quicinc.com>
Precedence: bulk

Add device tree binding Documentation details for Qualcomm SDX75
pinctrl driver.

Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
---
 .../bindings/pinctrl/qcom,sdx75-tlmm.yaml          | 195 +++++++++++++++++++++
 1 file changed, 195 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,sdx75-tlmm.yaml

diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sdx75-tlmm.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sdx75-tlmm.yaml
new file mode 100644
index 0000000..1d03f13
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,sdx75-tlmm.yaml
@@ -0,0 +1,195 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/bindings/pinctrl/qcom,sdx75-tlmm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. SDX75 TLMM block
+
+maintainers:
+  - Rohit Agarwal <quic_rohiagar@quicinc.com>
+
+description: |
+  This binding describes the Top Level Mode Multiplexer block and found in
+  SDX75 platform.
+
+properties:
+  compatible:
+    const: qcom,sdx75-tlmm
+
+  reg:
+    description: Specifies the base address and size of TLMM register space
+    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
+      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
+patternPropetries:
+  "-state$":
+  oneOf:
+    - $ref: "#/$defs/qcom-sdx75-tlmm-state"
+    - patternProperties:
+        "-pins$":
+          $ref: "#/$defs/qcom-sdx75-tlmm-state"
+      additionalProperties: false
+
+$defs:
+  qcom-sdx75-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[0-9][0-9]|20[0-9])"
+            - enum: [ sdc2_clk, sdc2_cmd, sdc2_data, ufs_reset ]
+          minItems: 1
+          maxItems: 36
+
+      function:
+        description:
+          Specify the alternative function to be configured for the
+          specified pins.
+        enum: [ gpio, eth0_mdc, eth0_mdio, eth1_mdc, eth1_mdio,
+                qlink0_wmss_reset, qlink1_wmss_reset, rgmii_rxc, rgmii_rxd0,
+                rgmii_rxd1, rgmii_rxd2, rgmii_rxd3,rgmii_rx_ctl, rgmii_txc,
+                rgmii_txd0, rgmii_txd1, rgmii_txd2, rgmii_txd3, rgmii_tx_ctl,
+                adsp_ext_vfr, atest_char_start, atest_char_status0,
+                atest_char_status1, atest_char_status2, atest_char_status3,
+                audio_ref_clk, bimc_dte_test0, bimc_dte_test1,
+                char_exec_pending, char_exec_release, coex_uart2_rx,
+                coex_uart2_tx, coex_uart_rx, coex_uart_tx, cri_trng_rosc,
+                cri_trng_rosc0, cri_trng_rosc1, dbg_out_clk, ddr_bist_complete,
+                ddr_bist_fail, ddr_bist_start, ddr_bist_stop, ddr_pxi0_test,
+                ebi0_wrcdc_dq2, ebi0_wrcdc_dq3, ebi2_a_d, ebi2_lcd_cs,
+                ebi2_lcd_reset, ebi2_lcd_te, emac0_mcg_pst0, emac0_mcg_pst1,
+                emac0_mcg_pst2, emac0_mcg_pst3, emac0_ptp_aux, emac0_ptp_pps,
+                emac1_mcg_pst0, emac1_mcg_pst1, emac1_mcg_pst2, emac1_mcg_pst3,
+                emac1_ptp_aux0, emac1_ptp_aux1, emac1_ptp_aux2, emac1_ptp_aux3,
+                emac1_ptp_pps0, emac1_ptp_pps1, emac1_ptp_pps2, emac1_ptp_pps3,
+                emac_cdc_dtest0, emac_cdc_dtest1, emac_pps_in, ext_dbg_uart,
+                gcc_125_clk, gcc_gp1_clk, gcc_gp2_clk, gcc_gp3_clk,
+                gcc_plltest_bypassnl, gcc_plltest_resetn, i2s_mclk,
+                jitter_bist_ref, ldo_en, ldo_update, m_voc_ext, mgpi_clk_req,
+                native0, native1, native2, native3, native_char_start,
+                native_tsens_osc, native_tsense_pwm1, nav_dr_sync, nav_gpio_0,
+                nav_gpio_1, nav_gpio_2, nav_gpio_3, pa_indicator_1, pci_e_rst,
+                pcie0_clkreq_n, pcie1_clkreq_n, pcie2_clkreq_n, pll_bist_sync,
+                pll_clk_aux, pll_ref_clk, pri_mi2s_data0, pri_mi2s_data1,
+                pri_mi2s_sck, pri_mi2s_ws, prng_rosc_test0, prng_rosc_test1,
+                prng_rosc_test2, prng_rosc_test3, qdss_cti_trig0,
+                qdss_cti_trig1, qdss_gpio_traceclk, qdss_gpio_tracectl,
+                qdss_gpio_tracedata0, qdss_gpio_tracedata1,
+                qdss_gpio_tracedata10, qdss_gpio_tracedata11,
+                qdss_gpio_tracedata12, qdss_gpio_tracedata13,
+                qdss_gpio_tracedata14, qdss_gpio_tracedata15,
+                qdss_gpio_tracedata2, qdss_gpio_tracedata3,
+                qdss_gpio_tracedata4, qdss_gpio_tracedata5,
+                qdss_gpio_tracedata6, qdss_gpio_tracedata7,
+                qdss_gpio_tracedata8, qdss_gpio_tracedata9, qlink0_b_en,
+                qlink0_b_req, qlink0_l_en, qlink0_l_req, qlink1_l_en,
+                qlink1_l_req, qup_se0_l0, qup_se0_l1, qup_se0_l2, qup_se0_l3,
+                qup_se1_l2, qup_se1_l3, qup_se2_l0, qup_se2_l1, qup_se2_l2,
+                qup_se2_l3, qup_se3_l0, qup_se3_l1, qup_se3_l2, qup_se3_l3,
+                qup_se4_l2, qup_se4_l3, qup_se5_l0, qup_se5_l1, qup_se6_l0,
+                qup_se6_l1, qup_se6_l2, qup_se6_l3, qup_se7_l0, qup_se7_l1,
+                qup_se7_l2, qup_se7_l3, qup_se8_l2, qup_se8_l3, sdc1_tb_trig,
+                sdc2_tb_trig, sec_mi2s_data0, sec_mi2s_data1, sec_mi2s_sck,
+                sec_mi2s_ws, sgmii_phy_intr0, sgmii_phy_intr1, spmi_coex_clk,
+                spmi_coex_data, spmi_vgi_hwevent, tgu_ch0_trigout,
+                tri_mi2s_data0, tri_mi2s_data1, tri_mi2s_sck, tri_mi2s_ws,
+                uim1_clk, uim1_data, uim1_present, uim1_reset, uim2_clk,
+                uim2_data, uim2_present, uim2_reset, usb2phy_ac_en,
+                vsense_trigger_mirnat]
+
+      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@03000000 {
+        compatible = "qcom,sdx75-tlmm";
+        reg = <0x03000000 0xdc2000>;
+        gpio-controller;
+        #gpio-cells = <2>;
+        gpio-ranges = <&tlmm 0 0 134>;
+        interrupt-controller;
+        #interrupt-cells = <2>;
+        #interrupt-cells = <2>;
+        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+
+        gpio-wo-state {
+            pins = "gpio1";
+            function = "gpio";
+        };
+
+        uart-w-state {
+            rx-pins {
+                pins = "gpio12";
+                function = "qup_se1_l2_mira";
+                bias-disable;
+            };
+
+            tx-pins {
+                pins = "gpio13";
+                function = "qup_se1_l3_mira";
+                bias-disable;
+            };
+        };
+    };
-- 
2.7.4