diff options
Diffstat (limited to 'arch/arm64/boot/dts/renesas/salvator-xs.dtsi')
-rw-r--r-- | arch/arm64/boot/dts/renesas/salvator-xs.dtsi | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/salvator-xs.dtsi b/arch/arm64/boot/dts/renesas/salvator-xs.dtsi new file mode 100644 index 0000000000..08b925624e --- /dev/null +++ b/arch/arm64/boot/dts/renesas/salvator-xs.dtsi @@ -0,0 +1,85 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Device Tree Source for the Salvator-X 2nd version board + * + * Copyright (C) 2015-2017 Renesas Electronics Corp. + */ + +#include "salvator-common.dtsi" + +/ { + model = "Renesas Salvator-X 2nd version board"; + compatible = "renesas,salvator-xs"; +}; + +&extal_clk { + clock-frequency = <16640000>; +}; + +&i2c4 { + clock-frequency = <400000>; + + versaclock6: clock-generator@6a { + compatible = "idt,5p49v6901"; + reg = <0x6a>; + #clock-cells = <1>; + clocks = <&x23_clk>; + clock-names = "xin"; + }; +}; + +#ifdef SOC_HAS_SATA +&pca9654 { + pcie-sata-switch-hog { + gpio-hog; + gpios = <7 GPIO_ACTIVE_HIGH>; + output-low; /* enable SATA by default */ + line-name = "PCIE/SATA switch"; + }; +}; + +/* SW12-7 must be set 'Off' (MD12 set to 1) which is not the default! */ +#endif /* SOC_HAS_SATA */ + +#ifdef SOC_HAS_USB2_CH3 +&ehci3 { + dr_mode = "otg"; + status = "okay"; +}; + +&hsusb3 { + dr_mode = "otg"; + status = "okay"; +}; + +&ohci3 { + dr_mode = "otg"; + status = "okay"; +}; + +&pfc { + /* + * - On Salvator-X[S], GP6_3[01] are connected to ADV7482 as irq pins + * (when SW31 is the default setting on Salvator-XS). + * - If SW31 is the default setting, you cannot use USB2.0 ch3 on + * r8a77951 with Salvator-XS. + * Hence the SW31 setting must be changed like 2) below. + * 1) Default setting of SW31: ON-ON-OFF-OFF-OFF-OFF: + * - Connect GP6_3[01] to ADV7842. + * 2) Changed setting of SW31: OFF-OFF-ON-ON-ON-ON: + * - Connect GP6_3[01] to BD082065 (USB2.0 ch3's host power). + * - Connect GP6_{04,21} to ADV7842. + */ + usb2_ch3_pins: usb2_ch3 { + groups = "usb2_ch3"; + function = "usb2_ch3"; + }; +}; + +&usb2_phy3 { + pinctrl-0 = <&usb2_ch3_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; +#endif /* SOC_HAS_USB2_CH3 */ |