From: Frank Wunderlich <fran...@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
with 2020-10 now reg is also needed for the phy itself
Signed-off-by: Frank Wunderlich <fran...@public-files.de>
---
arch/arm/dts/mt7622-bananapi-bpi-r64.dts | 9 +++++++
arch/arm/dts/mt7622.dtsi | 32 ++++++++++++++++++++++++
2 files changed, 41 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..c43ad65702 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 +271,37 @@
};
};
+ 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";
+ reg = <0x1a243000 0x0100>;
+ #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>;
--
2.25.1
