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ARM: dts: at91: sama7g5ek: add node for PDMC0

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SAMA7G5-EK has 4 PDM microphones connected to PDMC0. PDMC0 pinmux is in
conflict with gmac1, gmac1 being enabled by default.

Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/all/20220307122202.2251639-6-codrin.ciubotariu@microchip.com
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
This commit is contained in:
Codrin Ciubotariu 2022-03-07 14:22:01 +02:00 committed by Nicolas Ferre
parent 0c91107be3
commit 821cb05f6b
1 changed files with 20 additions and 1 deletions
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21
arch/arm/boot/dts/at91-sama7g5ek.dts
View file

@ -14,6 +14,7 @@
#include <dt-bindings/mfd/atmel-flexcom.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/at91.h>
#include <dt-bindings/sound/microchip,pdmc.h>
/ {
model = "Microchip SAMA7G5-EK";
@ -456,7 +457,7 @@ &gmac1 {
&pinctrl_gmac1_mdio_default
&pinctrl_gmac1_phy_irq>;
phy-mode = "rmii";
status = "okay";
status = "okay"; /* Conflict with pdmc0. */
ethernet-phy@0 {
reg = <0x0>;
@ -470,6 +471,17 @@ &i2s0 {
pinctrl-0 = <&pinctrl_i2s0_default>;
};
&pdmc0 {
#sound-dai-cells = <0>;
microchip,mic-pos = <MCHP_PDMC_DS0 MCHP_PDMC_CLK_NEGATIVE>, /* MIC 1 */
<MCHP_PDMC_DS1 MCHP_PDMC_CLK_NEGATIVE>, /* MIC 2 */
<MCHP_PDMC_DS0 MCHP_PDMC_CLK_POSITIVE>, /* MIC 3 */
<MCHP_PDMC_DS1 MCHP_PDMC_CLK_POSITIVE>; /* MIC 4 */
status = "disabled"; /* Conflict with gmac1. */
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pdmc0_default>;
};
&pioA {
pinctrl_can0_default: can0_default {
@ -639,6 +651,13 @@ pinctrl_mikrobus1_spi: mikrobus1_spi {
bias-disable;
};
pinctrl_pdmc0_default: pdmc0_default {
pinmux = <PIN_PD23__PDMC0_DS0>,
<PIN_PD24__PDMC0_DS1>,
<PIN_PD22__PDMC0_CLK>;
bias_disable;
};
pinctrl_qspi: qspi {
pinmux = <PIN_PB12__QSPI0_IO0>,
<PIN_PB11__QSPI0_IO1>,