Qualcomm MSM8996 TLMM block This binding describes the Top Level Mode Multiplexer block found in the MSM8996 platform. - compatible: Usage: required Value type: Definition: must be "qcom,msm8996-pinctrl" - reg: Usage: required Value type: Definition: the base address and size of the TLMM register space. - interrupts: Usage: required Value type: Definition: should specify the TLMM summary IRQ. - interrupt-controller: Usage: required Value type: Definition: identifies this node as an interrupt controller - #interrupt-cells: Usage: required Value type: Definition: must be 2. Specifying the pin number and flags, as defined in - gpio-controller: Usage: required Value type: Definition: identifies this node as a gpio controller - #gpio-cells: Usage: required Value type: Definition: must be 2. Specifying the pin number and flags, as defined in Please refer to ../gpio/gpio.txt and ../interrupt-controller/interrupts.txt for a general description of GPIO and interrupt bindings. Please refer to pinctrl-bindings.txt in this directory for details of the common pinctrl bindings used by client devices, including the meaning of the phrase "pin configuration node". The pin configuration nodes act as a container for an arbitrary number of subnodes. Each of these subnodes represents some desired configuration for a pin, a group, or a list of pins or groups. This configuration can include the mux function to select on those pin(s)/group(s), and various pin configuration parameters, such as pull-up, drive strength, etc. PIN CONFIGURATION NODES: The name of each subnode is not important; all subnodes should be enumerated and processed purely based on their content. Each subnode only affects those parameters that are explicitly listed. In other words, a subnode that lists a mux function but no pin configuration parameters implies no information about any pin configuration parameters. Similarly, a pin subnode that describes a pullup parameter implies no information about e.g. the mux function. The following generic properties as defined in pinctrl-bindings.txt are valid to specify in a pin configuration subnode: - pins: Usage: required Value type: Definition: List of gpio pins affected by the properties specified in this subnode. Valid pins are: gpio0-gpio149 Supports mux, bias and drive-strength sdc1_clk, sdc1_cmd, sdc1_data sdc2_clk, sdc2_cmd, sdc2_data sdc1_rclk Supports bias and drive-strength - function: Usage: required Value type: Definition: Specify the alternative function to be configured for the specified pins. Functions are only valid for gpio pins. Valid values are: 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 - bias-disable: Usage: optional Value type: Definition: The specified pins should be configued as no pull. - bias-pull-down: Usage: optional Value type: Definition: The specified pins should be configued as pull down. - bias-pull-up: Usage: optional Value type: Definition: The specified pins should be configued as pull up. - output-high: Usage: optional Value type: Definition: The specified pins are configured in output mode, driven high. Not valid for sdc pins. - output-low: Usage: optional Value type: Definition: The specified pins are configured in output mode, driven low. Not valid for sdc pins. - drive-strength: Usage: optional Value type: Definition: Selects the drive strength for the specified pins, in mA. Valid values are: 2, 4, 6, 8, 10, 12, 14 and 16 Example: tlmm: pinctrl@01010000 { compatible = "qcom,msm8996-pinctrl"; reg = <0x01010000 0x300000>; interrupts = <0 208 0>; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; uart_console_active: uart_console_active { mux { pins = "gpio4", "gpio5"; function = "blsp_uart8"; }; config { pins = "gpio4", "gpio5"; drive-strength = <2>; bias-disable; }; }; };