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| author |   Eugen Hristev <eugen.hristev@microchip.com> | 2021-08-25 12:40:55 +0300 |
|---|---|---|
| committer |   Nicolas Ferre <nicolas.ferre@microchip.com> | 2021-09-15 10:28:22 +0200 |
| commit | 2c9987f2edf432e78c871e53381cf2bc43192c3f (patch) | |
| tree | af241f5a79e3e06aa86068956ea01bfb573d317c | |
| parent | Linux 5.15-rc1 (diff) | |
| download | wireguard-linux-2c9987f2edf432e78c871e53381cf2bc43192c3f.tar.xz wireguard-linux-2c9987f2edf432e78c871e53381cf2bc43192c3f.zip | |
ARM: dts: at91: sama5d27_wlsom1: add wifi device
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
Diffstat (limited to '')
| -rw-r--r-- | arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi index 025a78310e3a..21c86171e462 100644 --- a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi +++ b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi @@ -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>; + }; }; |