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Message-ID: <06234768890dc7572226f23d432e5a69a4d5b305.1637048107.git.quic_vamslank@quicinc.com>
Date: Mon, 15 Nov 2021 23:39:45 -0800
From: <quic_vamslank@...cinc.com>
To: <agross@...nel.org>, <bjorn.andersson@...aro.org>,
<linus.walleij@...aro.org>
CC: <linux-arm-msm@...r.kernel.org>, <linux-gpio@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <manivannan.sadhasivam@...aro.org>,
"Vamsi Krishna Lanka" <quic_vamslank@...cinc.com>
Subject: [PATCH v4 1/2] dt-bindings: pinctrl: qcom: Add SDX65 pinctrl bindings
From: Vamsi Krishna Lanka <quic_vamslank@...cinc.com>
Add device tree binding Documentation details for Qualcomm SDX65
pinctrl driver.
Signed-off-by: Vamsi Krishna Lanka <quic_vamslank@...cinc.com>
Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>
---
.../bindings/pinctrl/qcom,sdx65-pinctrl.yaml | 195 ++++++++++++++++++
1 file changed, 195 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,sdx65-pinctrl.yaml
diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sdx65-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sdx65-pinctrl.yaml
new file mode 100644
index 000000000000..58dd34f4fcb5
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,sdx65-pinctrl.yaml
@@ -0,0 +1,195 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/qcom,sdx65-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. SDX65 TLMM block
+
+maintainers:
+ - Vamsi krishna Lanka <quic_vamslank@...cinc.com>
+
+description:
+ This binding describes the Top Level Mode Multiplexer block found in the
+ SDX65 platform.
+
+properties:
+ compatible:
+ const: qcom,sdx65-tlmm
+
+ reg:
+ description: Specifies the base address and size of the 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
+patternProperties:
+ '$-state':
+ oneOf:
+ - $ref: "#/$defs/qcom-sdx65-tlmm-state"
+ - patternProperties:
+ ".*":
+ $ref: "#/$defs/qcom-sdx65-tlmm-state"
+'$defs':
+ qcom-sdx65-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]|10[0-9])$"
+ - enum: [ ufs_reset, sdc1_clk, sdc1_cmd, sdc1_data, sdc2_clk, sdc2_cmd, sdc2_data, sdc1_rclk ]
+ minItems: 1
+ maxItems: 150
+
+ function:
+ description:
+ Specify the alternative function to be configured for the specified
+ pins. Functions are only valid for gpio pins.
+ enum: [ blsp_uart1, blsp_spi1, blsp_i2c1, blsp_uim1, atest_tsens,
+ bimc_dte1, dac_calib0, blsp_spi8, blsp_uart8, blsp_uim8,
+ qdss_cti_trig_out_b, bimc_dte0, dac_calib1, qdss_cti_trig_in_b,
+ dac_calib2, atest_tsens2, atest_usb1, blsp_spi10, blsp_uart10,
+ blsp_uim10, atest_bbrx1, atest_usb13, atest_bbrx0, atest_usb12,
+ mdp_vsync, edp_lcd, blsp_i2c10, atest_gpsadc1, atest_usb11,
+ atest_gpsadc0, edp_hot, atest_usb10, m_voc, dac_gpio, atest_char,
+ cam_mclk, pll_bypassnl, qdss_stm7, blsp_i2c8, qdss_tracedata_b,
+ pll_reset, qdss_stm6, qdss_stm5, qdss_stm4, atest_usb2, cci_i2c,
+ qdss_stm3, dac_calib3, atest_usb23, atest_char3, dac_calib4,
+ qdss_stm2, atest_usb22, atest_char2, qdss_stm1, dac_calib5,
+ atest_usb21, atest_char1, dbg_out, qdss_stm0, dac_calib6,
+ atest_usb20, atest_char0, dac_calib10, qdss_stm10,
+ qdss_cti_trig_in_a, cci_timer4, blsp_spi6, blsp_uart6, blsp_uim6,
+ blsp2_spi, qdss_stm9, qdss_cti_trig_out_a, dac_calib11,
+ qdss_stm8, cci_timer0, qdss_stm13, dac_calib7, cci_timer1,
+ qdss_stm12, dac_calib8, cci_timer2, blsp1_spi, qdss_stm11,
+ dac_calib9, cci_timer3, cci_async, dac_calib12, blsp_i2c6,
+ qdss_tracectl_a, dac_calib13, qdss_traceclk_a, dac_calib14,
+ dac_calib15, hdmi_rcv, dac_calib16, hdmi_cec, pwr_modem,
+ dac_calib17, hdmi_ddc, pwr_nav, dac_calib18, pwr_crypto,
+ dac_calib19, hdmi_hot, dac_calib20, dac_calib21, pci_e0,
+ dac_calib22, dac_calib23, dac_calib24, tsif1_sync, dac_calib25,
+ sd_write, tsif1_error, blsp_spi2, blsp_uart2, blsp_uim2,
+ qdss_cti, blsp_i2c2, blsp_spi3, blsp_uart3, blsp_uim3, blsp_i2c3,
+ uim3, blsp_spi9, blsp_uart9, blsp_uim9, blsp10_spi, blsp_i2c9,
+ blsp_spi7, blsp_uart7, blsp_uim7, qdss_tracedata_a, blsp_i2c7,
+ qua_mi2s, gcc_gp1_clk_a, ssc_irq, uim4, blsp_spi11, blsp_uart11,
+ blsp_uim11, gcc_gp2_clk_a, gcc_gp3_clk_a, blsp_i2c11, cri_trng0,
+ cri_trng1, cri_trng, qdss_stm18, pri_mi2s, qdss_stm17, blsp_spi4,
+ blsp_uart4, blsp_uim4, qdss_stm16, qdss_stm15, blsp_i2c4,
+ qdss_stm14, dac_calib26, spkr_i2s, audio_ref, lpass_slimbus,
+ isense_dbg, tsense_pwm1, tsense_pwm2, btfm_slimbus, ter_mi2s,
+ qdss_stm22, qdss_stm21, qdss_stm20, qdss_stm19, gcc_gp1_clk_b,
+ sec_mi2s, blsp_spi5, blsp_uart5, blsp_uim5, gcc_gp2_clk_b,
+ gcc_gp3_clk_b, blsp_i2c5, blsp_spi12, blsp_uart12, blsp_uim12,
+ qdss_stm25, qdss_stm31, blsp_i2c12, qdss_stm30, qdss_stm29,
+ tsif1_clk, qdss_stm28, tsif1_en, tsif1_data, sdc4_cmd, qdss_stm27,
+ qdss_traceclk_b, tsif2_error, sdc43, vfr_1, qdss_stm26, tsif2_clk,
+ sdc4_clk, qdss_stm24, tsif2_en, sdc42, qdss_stm23, qdss_tracectl_b,
+ sd_card, tsif2_data, sdc41, tsif2_sync, sdc40, mdp_vsync_p_b,
+ ldo_en, mdp_vsync_s_b, ldo_update, blsp11_uart_tx_b, blsp11_uart_rx_b,
+ blsp11_i2c_sda_b, prng_rosc, blsp11_i2c_scl_b, uim2, uim1, uim_batt,
+ pci_e2, pa_indicator, adsp_ext, ddr_bist, qdss_tracedata_11,
+ qdss_tracedata_12, modem_tsync, nav_dr, nav_pps, pci_e1, gsm_tx,
+ qspi_cs, ssbi2, ssbi1, mss_lte, qspi_clk, qspi0, qspi1, qspi2, qspi3,
+ gpio ]
+
+ 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@...0000 {
+ compatible = "qcom,sdx65-tlmm";
+ reg = <0x03000000 0xdc2000>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&tlmm 0 0 109>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupts = <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH>;
+
+ serial-pins {
+ pins = "gpio8", "gpio9";
+ function = "blsp_uart3";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ uart-w-subnodes-state {
+ rx {
+ pins = "gpio4";
+ function = "blsp_uart1";
+ bias-pull-up;
+ };
+
+ tx {
+ pins = "gpio5";
+ function = "blsp_uart1";
+ bias-disable;
+ };
+ };
+ };
+...
--
2.33.1
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