From: Frank Wunderlich frank-w@public-files.de
asm_sel is for switching between sata and pcie mode on r64 there is GPIO90 connected to ASM1480 which switches RX/TX pairs to PCIe/SATA connector output-low means sata-controller is active
Signed-off-by: Frank Wunderlich frank-w@public-files.de Reviewed-by: Chunfeng Yun chunfeng.yun@mediatek.com --- arch/arm/dts/mt7622-bananapi-bpi-r64.dts | 9 +++++++ arch/arm/dts/mt7622.dtsi | 31 ++++++++++++++++++++++++ 2 files changed, 40 insertions(+)
diff --git a/arch/arm/dts/mt7622-bananapi-bpi-r64.dts b/arch/arm/dts/mt7622-bananapi-bpi-r64.dts index 768f15bc2c..c36ec8f8d0 100644 --- a/arch/arm/dts/mt7622-bananapi-bpi-r64.dts +++ b/arch/arm/dts/mt7622-bananapi-bpi-r64.dts @@ -204,3 +204,12 @@ full-duplex; }; }; + +&gpio { + /*gpio 90 for setting mode to sata*/ + asm_sel { + gpio-hog; + gpios = <90 GPIO_ACTIVE_HIGH>; + output-low; + }; +}; diff --git a/arch/arm/dts/mt7622.dtsi b/arch/arm/dts/mt7622.dtsi index fec071643e..6b4260407e 100644 --- a/arch/arm/dts/mt7622.dtsi +++ b/arch/arm/dts/mt7622.dtsi @@ -10,6 +10,7 @@ #include <dt-bindings/power/mt7629-power.h> #include <dt-bindings/reset/mt7629-reset.h> #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/phy/phy.h>
/ { compatible = "mediatek,mt7622"; @@ -270,6 +271,36 @@ }; };
+ sata: sata@1a200000 { + compatible = "mediatek,mtk-ahci"; + reg = <0x1a200000 0x1100>; + resets = <&pciesys MT7622_SATA_AXI_BUS_RST>, + <&pciesys MT7622_SATA_PHY_SW_RST>, + <&pciesys MT7622_SATA_PHY_REG_RST>; + reset-names = "axi", "sw", "reg"; + mediatek,phy-mode = <&pciesys>; + ports-implemented = <0x1>; + phys = <&sata_port PHY_TYPE_SATA>; + phy-names = "sata-phy"; + status = "okay"; + }; + + sata_phy: sata-phy@1a243000 { + compatible = "mediatek,generic-tphy-v1"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + status = "okay"; + + sata_port: sata-phy@1a243000 { + reg = <0x1a243000 0x0100>; + clocks = <&topckgen CLK_TOP_ETH_500M>; + clock-names = "ref"; + #phy-cells = <1>; + status = "okay"; + }; + }; + ethsys: syscon@1b000000 { compatible = "mediatek,mt7622-ethsys", "syscon"; reg = <0x1b000000 0x1000>;