[PATCH v2 04/17] arm64: dts: imx93-11x11-evk: Add board muxes to select between PDM and MQS1
Chancel Liu <[email protected]>
| Newsgroups | gmane.linux.drivers.devicetree,gmane.linux.ports.arm.kernel,gmane.linux.kernel |
|---|---|
| Message-ID | <[email protected]> |
From: Chancel Liu <[email protected]> PDM has pin conflict with MQS1. Add GPIO-controlled board muxes to route shared signals between PDM and MQS1. Signed-off-by: Chancel Liu <[email protected]> --- .../boot/dts/freescale/imx93-11x11-evk.dts | 21 ++++++++++++++++++- 1 file changed, 20 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts index c6db9c85f2ac..4418fc6a0901 100644 --- a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts @@ -16,6 +16,25 @@ aliases { mmc2 = &usdhc3; }; + pdm_mqs1_mux: mux-controller-0 { + compatible = "gpio-mux"; + #mux-control-cells = <0>; + #mux-state-cells = <1>; + mux-gpios = <&adp5585 2 GPIO_ACTIVE_HIGH>; + }; + + pinctrl-gpiomux { + compatible = "pinctrl-multiplexer"; + + mqs1_fun: mqs1-grp { + mux-states = <&pdm_mqs1_mux 1>; + }; + + pdm_fun: pdm-grp { + mux-states = <&pdm_mqs1_mux 0>; + }; + }; + reg_m2_pwr: regulator-m2-pwr { compatible = "regulator-fixed"; regulator-name = "M.2-power"; @@ -88,7 +107,7 @@ cpu { &micfil { pinctrl-names = "default", "sleep"; - pinctrl-0 = <&pinctrl_pdm>; + pinctrl-0 = <&pinctrl_pdm>, <&pdm_fun>; pinctrl-1 = <&pinctrl_pdm_sleep>; assigned-clocks = <&clk IMX93_CLK_PDM>; assigned-clock-parents = <&clk IMX93_CLK_AUDIO_PLL>; -- 2.50.1