The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)

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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/omap4-mcpdm.dtsi

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    1 // SPDX-License-Identifier: GPL-2.0
    2 /*
    3  * Common omap4 mcpdm configuration
    4  *
    5  * Only include this file if your board has pdmclk wired from the
    6  * pmic to ABE as mcpdm uses an external clock for the module.
    7  */
    8 
    9 &omap4_pmx_core {
   10         mcpdm_pins: pinmux_mcpdm_pins {
   11                 pinctrl-single,pins = <
   12                 /* 0x4a100106 abe_pdm_ul_data.abe_pdm_ul_data ag25 */
   13                 OMAP4_IOPAD(0x106, PIN_INPUT_PULLDOWN | MUX_MODE0)
   14 
   15                 /* 0x4a100108 abe_pdm_dl_data.abe_pdm_dl_data af25 */
   16                 OMAP4_IOPAD(0x108, PIN_INPUT_PULLDOWN | MUX_MODE0)
   17 
   18                 /* 0x4a10010a abe_pdm_frame.abe_pdm_frame ae25 */
   19                 OMAP4_IOPAD(0x10a, PIN_INPUT_PULLUP   | MUX_MODE0)
   20 
   21                 /* 0x4a10010c abe_pdm_lb_clk.abe_pdm_lb_clk af26 */
   22                 OMAP4_IOPAD(0x10c, PIN_INPUT_PULLDOWN | MUX_MODE0)
   23 
   24                 /* 0x4a10010e abe_clks.abe_clks ah26 */
   25                 OMAP4_IOPAD(0x10e, PIN_INPUT_PULLDOWN | MUX_MODE0)
   26                 >;
   27         };
   28 };
   29 
   30 &mcpdm_module {
   31         /*
   32          * McPDM pads must be muxed at the interconnect target module
   33          * level as the module on the SoC needs external clock from
   34          * the PMIC
   35          */
   36         pinctrl-names = "default";
   37         pinctrl-0 = <&mcpdm_pins>;
   38         status = "okay";
   39 };
   40 
   41 &mcpdm {
   42         clocks = <&twl6040>;
   43         clock-names = "pdmclk";
   44 };

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