Hi Rob, Thanks for the review. On 1/17/2020 9:31 PM, Rob Herring wrote: > On Thu, Jan 16, 2020 at 01:14:57PM +0530, Sricharan R wrote: >> Add device tree binding Documentation details for ipq6018 >> pinctrl driver. >> >> Co-developed-by: Rajkumar Ayyasamy <arajkuma@xxxxxxxxxxxxxx> >> Signed-off-by: Rajkumar Ayyasamy <arajkuma@xxxxxxxxxxxxxx> >> Co-developed-by: Selvam Sathappan Periakaruppan <speriaka@xxxxxxxxxxxxxx> >> Signed-off-by: Selvam Sathappan Periakaruppan <speriaka@xxxxxxxxxxxxxx> >> Co-developed-by: Sivaprakash Murugesan <sivaprak@xxxxxxxxxxxxxx> >> Signed-off-by: Sivaprakash Murugesan <sivaprak@xxxxxxxxxxxxxx> >> Signed-off-by: Sricharan R <sricharan@xxxxxxxxxxxxxx> >> --- >> [V5] >> * Addressed review comments from Rob >> * Ran dt bindings check and no errors were reported >> .../bindings/pinctrl/qcom,ipq6018-pinctrl.yaml | 162 +++++++++++++++++++++ >> 1 file changed, 162 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,ipq6018-pinctrl.yaml >> >> diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,ipq6018-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,ipq6018-pinctrl.yaml >> new file mode 100644 >> index 0000000..0622258 >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/pinctrl/qcom,ipq6018-pinctrl.yaml >> @@ -0,0 +1,162 @@ >> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) >> +%YAML 1.2 >> +--- >> +$id: http://devicetree.org/schemas/pinctrl/qcom,ipq6018-pinctrl.yaml# >> +$schema: http://devicetree.org/meta-schemas/core.yaml# >> + >> +title: Qualcomm Technologies, Inc. IPQ6018 TLMM block >> + >> +maintainers: >> + - Sricharan R <sricharan@xxxxxxxxxxxxxx> >> + >> +description: | >> + This binding describes the Top Level Mode Multiplexer block found in the >> + IPQ6018 platform. >> + >> +properties: >> + compatible: >> + const: qcom,ipq6018-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: >> + description: Documentation/devicetree/bindings/gpio/gpio.txt > > You can drop the description. Nothing here specific to this binding. > ok. >> + maxItems: 1 >> + >> +#PIN CONFIGURATION NODES >> +patternProperties: >> + '.*-pin.*': > > Ideally, this would be a bit more constrained. Such as '-pin$' or > '-pinmux$'. > > Note that '-pin' is equivalent to what you have. > ok. >> + type: object >> + description: >> + Pinctrl node's client devices use subnodes for desired pin configuration. >> + Client device subnodes use below standard properties. >> + allOf: >> + - $ref: "/schemas/pinctrl/pincfg-node.yaml" >> + >> + properties: >> + pins: >> + description: >> + List of gpio pins affected by the properties specified in this >> + subnode. The valid values are gpio1-80, sdc1_clk, sdc1_cmd, >> + sdc1_data, sdc2_clk, sdc2_cmd, sdc2_data, qdsd_cmd, qdsd_data0, >> + qdsd_data1, qdsd_data2, qdsd_data3 > > Looks like constraints: > > items: > oneOf: > - pattern: "^gpio([1-9]|[1-7][0-9]|80)$" > - enum: [ sdc1_clk, sdc1_cmd, ... ] > ok. >> + minItems: 1 >> + maxItems: 4 >> + >> + function: >> + description: >> + Specify the alternative function to be configured for the specified >> + pins. >> + enum: [ adsp_ext, alsp_int, atest_bbrx0, atest_bbrx1, atest_char, >> + atest_char0, atest_char1, atest_char2, atest_char3, atest_combodac, >> + atest_gpsadc0, atest_gpsadc1, atest_tsens, atest_wlan0, >> + atest_wlan1, backlight_en, bimc_dte0, bimc_dte1, blsp1_i2c, >> + blsp2_i2c, blsp3_i2c, blsp4_i2c, blsp5_i2c, blsp6_i2c, blsp1_spi, >> + blsp1_spi_cs1, blsp1_spi_cs2, blsp1_spi_cs3, blsp2_spi, >> + blsp2_spi_cs1, blsp2_spi_cs2, blsp2_spi_cs3, blsp3_spi, >> + blsp3_spi_cs1, blsp3_spi_cs2, blsp3_spi_cs3, blsp4_spi, blsp5_spi, >> + blsp6_spi, blsp1_uart, blsp2_uart, blsp1_uim, blsp2_uim, cam1_rst, >> + cam1_standby, cam_mclk0, cam_mclk1, cci_async, cci_i2c, cci_timer0, >> + cci_timer1, cci_timer2, cdc_pdm0, codec_mad, dbg_out, display_5v, >> + dmic0_clk, dmic0_data, dsi_rst, ebi0_wrcdc, euro_us, ext_lpass, >> + flash_strobe, gcc_gp1_clk_a, gcc_gp1_clk_b, gcc_gp2_clk_a, >> + gcc_gp2_clk_b, gcc_gp3_clk_a, gcc_gp3_clk_b, gpio, gsm0_tx0, >> + gsm0_tx1, gsm1_tx0, gsm1_tx1, gyro_accl, kpsns0, kpsns1, kpsns2, >> + ldo_en, ldo_update, mag_int, mdp_vsync, modem_tsync, m_voc, >> + nav_pps, nav_tsync, pa_indicator, pbs0, pbs1, pbs2, pri_mi2s, >> + pri_mi2s_ws, prng_rosc, pwr_crypto_enabled_a, pwr_crypto_enabled_b, >> + pwr_modem_enabled_a, pwr_modem_enabled_b, pwr_nav_enabled_a, >> + pwr_nav_enabled_b, qdss_ctitrig_in_a0, qdss_ctitrig_in_a1, >> + qdss_ctitrig_in_b0, qdss_ctitrig_in_b1, qdss_ctitrig_out_a0, >> + qdss_ctitrig_out_a1, qdss_ctitrig_out_b0, qdss_ctitrig_out_b1, >> + qdss_traceclk_a, qdss_traceclk_b, qdss_tracectl_a, qdss_tracectl_b, >> + qdss_tracedata_a, qdss_tracedata_b, reset_n, sd_card, sd_write, >> + sec_mi2s, smb_int, ssbi_wtr0, ssbi_wtr1, uim1, uim2, uim3, >> + uim_batt, wcss_bt, wcss_fm, wcss_wlan, webcam1_rst ] >> + >> + 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: >> + type: boolean >> + description: The specified pin should be configured as pull down. >> + >> + bias-pull-up: >> + type: boolean >> + description: The specified pin should be configured as pull up. >> + >> + bias-disable: >> + type: boolean >> + description: The specified pin should be configured as no pull. >> + >> + output-high: >> + type: boolean >> + description: The specified pin is configured in output mode, driven >> + high. >> + >> + output-low: >> + type: boolean >> + description: The specified pin is configured in output mode, driven >> + low. > > No need to redefine the type and description on these 5 properties. Just > a value of 'true' is enough. > ok. Regards, Sricharan -- "QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation