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mediatek: mt7622: provide power on mPCIe in SATA mode

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User reported that R64 doesn't provide power to the mPCIe slot in case
the PCIe port is disabled as it is when selecting the SATA
configuration. As users may still want to use USB-connected mPCIe
modules in CN8 slot.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
This commit is contained in:
Daniel Golle 2021-09-16 21:04:14 +01:00
parent b4cee3b63f
commit 0d9aae10e4
1 changed files with 2 additions and 17 deletions
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19
target/linux/mediatek/patches-5.10/900-dts-mt7622-bpi-r64-aliases-for-dtoverlay.patch
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@ -1,14 +1,6 @@
--- a/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64.dts --- a/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64.dts +++ b/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64.dts
@@ -297,14 +297,14 @@ @@ -304,7 +304,7 @@
&pcie1 {
pinctrl-names = "default";
pinctrl-0 = <&pcie1_pins>;
- status = "okay";
+ status = "disabled";
};
&pio {
/* Attention: GPIO 90 is used to switch between PCIe@1,0 and /* Attention: GPIO 90 is used to switch between PCIe@1,0 and
* SATA functions. i.e. output-high: PCIe, output-low: SATA * SATA functions. i.e. output-high: PCIe, output-low: SATA
*/ */
@ -53,7 +45,7 @@
+}; +};
--- /dev/null --- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64-pcie1.dts +++ b/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64-pcie1.dts
@@ -0,0 +1,24 @@ @@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */ +/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */
+ +
+#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/gpio/gpio.h>
@ -70,11 +62,4 @@
+ gpios = <90 GPIO_ACTIVE_HIGH>; + gpios = <90 GPIO_ACTIVE_HIGH>;
+ }; + };
+ }; + };
+
+ fragment@1 {
+ target = <&pcie1>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+}; +};