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ARM: dts: at91: sama5d27_wlsom1: add wifi device

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SAMA5D27 WLSOM1 boards has a WILC3000 device soldered. Add proper
device tree nodes for this.

[eugen.hristev: original author of this code]
[claudiu.beznea: adapt such that make dtbs_check is happy, remove status
 for wifi_pwrseq and wifi nodes]

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
[nicolas.ferre: original author of this code]
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20210825094055.642941-1-claudiu.beznea@microchip.com
This commit is contained in:
Eugen Hristev 2021-08-25 12:40:55 +03:00 • committed by Nicolas Ferre
parent 6880fa6c56
commit 2c9987f2ed
1 changed files with 70 additions and 0 deletions
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70
arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi
View file

@ -30,6 +30,14 @@
clock-frequency = <24000000>;
};
};
wifi_pwrseq: wifi_pwrseq {
compatible = "mmc-pwrseq-wilc1000";
reset-gpios = <&pioA PIN_PA27 GPIO_ACTIVE_HIGH>;
powerdown-gpios = <&pioA PIN_PA29 GPIO_ACTIVE_HIGH>;
pinctrl-0 = <&pinctrl_wilc_pwrseq>;
pinctrl-names = "default";
};
};
&flx1 {
@ -310,5 +318,67 @@
<PIN_PB10__QSPI1_IO3>;
bias-pull-up;
};
pinctrl_sdmmc1_default: sdmmc1_default {
cmd-data {
pinmux = <PIN_PA28__SDMMC1_CMD>,
<PIN_PA18__SDMMC1_DAT0>,
<PIN_PA19__SDMMC1_DAT1>,
<PIN_PA20__SDMMC1_DAT2>,
<PIN_PA21__SDMMC1_DAT3>;
bias-disable;
};
conf-ck {
pinmux = <PIN_PA22__SDMMC1_CK>;
bias-disable;
};
};
pinctrl_wilc_default: wilc_default {
conf-irq {
pinmux = <PIN_PB25__GPIO>;
bias-disable;
};
};
pinctrl_wilc_pwrseq: wilc_pwrseq {
conf-ce-nrst {
pinmux = <PIN_PA27__GPIO>,
<PIN_PA29__GPIO>;
bias-disable;
};
conf-rtcclk {
pinmux = <PIN_PB13__PCK1>;
bias-disable;
};
};
};
&sdmmc1 {
#address-cells = <1>;
#size-cells = <0>;
bus-width = <4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sdmmc1_default>;
mmc-pwrseq = <&wifi_pwrseq>;
no-1-8-v;
non-removable;
bus-width = <4>;
status = "okay";
wilc: wifi@0 {
reg = <0>;
compatible = "microchip,wilc1000";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_wilc_default>;
clocks = <&pmc PMC_TYPE_SYSTEM 9>;
clock-names = "rtc";
interrupts = <PIN_PB25 IRQ_TYPE_NONE>;
interrupt-parent = <&pioA>;
assigned-clocks = <&pmc PMC_TYPE_SYSTEM 9>;
assigned-clock-rates = <32768>;
};
};