diff options
Diffstat (limited to 'arch/arm/boot/dts/imx6sx-sdb-btwifi.dts')
| -rw-r--r-- | arch/arm/boot/dts/imx6sx-sdb-btwifi.dts | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6sx-sdb-btwifi.dts b/arch/arm/boot/dts/imx6sx-sdb-btwifi.dts new file mode 100644 index 000000000000..ab4cde5fe76b --- /dev/null +++ b/arch/arm/boot/dts/imx6sx-sdb-btwifi.dts @@ -0,0 +1,87 @@ +/* + * Copyright (C) 2015 Freescale Semiconductor, Inc. + * Copyright 2019 NXP + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/* + * NOTE: This DTS file is wrote for plugging in Murata 1MW M.2 + * into SD2 slot by using Murata uSD-to-M.2 Adapter. + * + * By default, OOB IRQ is not enabled since i.MX6SX SDB board needs to rework. + * How to enable OOB IRQ ? + * HW rework: + * Install R328 on i.MX6SX SDB board. + * SW change: + * pinctrl_wifi: wifigrp { + * fsl,pins = < + * MX6SX_PAD_ENET1_RX_CLK__GPIO2_IO_4 0x0b001 + * >; + * }; + * brcmf: bcrmf@1 { + * reg = <1>; + * compatible = "brcm,bcm4329-fmac"; + * interrupt-parent = <&gpio2>; + * interrupts = <4 IRQ_TYPE_LEVEL_LOW>; + * interrupt-names = "host-wake"; + * }; + */ + +#include "imx6sx-sdb.dts" + +/ { + modem_reset: modem-reset { + compatible = "gpio-reset"; + reset-gpios = <&gpio4 10 GPIO_ACTIVE_LOW>; + reset-delay-us = <1000>; + #reset-cells = <0>; + }; + + usdhc2_pwrseq: usdhc2_pwrseq { + compatible = "mmc-pwrseq-simple"; + }; +}; + +&iomuxc { + imx6sx-sdb-murata-wifibt { + pinctrl_bt: btgrp { + fsl,pins = < + MX6SX_PAD_NAND_DATA06__GPIO4_IO_10 0x13069 /* BT_REG_ON */ + >; + }; + + pinctrl_wifi: wifigrp { + fsl,pins = < + >; + }; + }; +}; + +&uart5 { /* for bluetooth */ + pinctrl-0 = <&pinctrl_uart5 &pinctrl_bt>; + resets = <&modem_reset>; +}; + + +&usdhc2 { + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc2 &pinctrl_wifi>; + bus-width = <4>; + no-1-8-v; /* force 3.3V VIO */ + non-removable; + mmc-pwrseq = <&usdhc2_pwrseq>; + pm-ignore-notify; + cap-power-off-card; + /delete-property/ wakeup-source; + status = "okay"; + + brcmf: bcrmf@1 { + reg = <1>; + compatible = "brcm,bcm4329-fmac"; + }; +}; |