lkml.org 
[lkml]   [2018]   [Jul]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 3/3] arm64: allwinner: dts: h6: add Wi-Fi support for Pine H64 model A/B
Date
The Pine H64 model A has a Wi-Fi module connector and the model B has an
on-board RTL8723BS Wi-Fi module.

Add support for them. For model A, as it's not defaultly present, keep
it disabled now.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
---
.../allwinner/sun50i-h6-pine-h64-model-b.dts | 8 +++++
.../boot/dts/allwinner/sun50i-h6-pine-h64.dts | 29 +++++++++++++++++++
2 files changed, 37 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64-model-b.dts b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64-model-b.dts
index d0fcc25efb00..d0f775613c9b 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64-model-b.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64-model-b.dts
@@ -18,3 +18,11 @@
};
};
};
+
+&mmc1 {
+ status = "okay";
+};
+
+&wifi_pwrseq {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
index a85867f8b684..75db6d4139bf 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
@@ -40,6 +40,12 @@
gpios = <&r_pio 0 7 GPIO_ACTIVE_HIGH>; /* PL7 */
};
};
+
+ wifi_pwrseq: wifi_pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ reset-gpios = <&r_pio 1 3 GPIO_ACTIVE_LOW>; /* PL2 */
+ status = "disabled";
+ };
};

&mmc0 {
@@ -50,6 +56,17 @@
status = "okay";
};

+&mmc1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc1_pins>;
+ vmmc-supply = <&reg_cldo2>;
+ vqmmc-supply = <&reg_bldo2>;
+ mmc-pwrseq = <&wifi_pwrseq>;
+ bus-width = <4>;
+ non-removable;
+ status = "disabled";
+};
+
&mmc2 {
pinctrl-names = "default";
pinctrl-0 = <&mmc2_pins>;
@@ -128,12 +145,24 @@
};

reg_cldo2: cldo2 {
+ /*
+ * This regulator is connected with CLDO3.
+ * Before the kernel can support synchronized
+ * enable of coupled regulators, keep them
+ * both always on as a ugly hack.
+ */
+ regulator-always-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc-wifi-1";
};

reg_cldo3: cldo3 {
+ /*
+ * This regulator is connected with CLDO2.
+ * See the comments for CLDO2.
+ */
+ regulator-always-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc-wifi-2";
--
2.18.0
\
 
 \ /
  Last update: 2018-07-24 03:18    [W:0.112 / U:0.048 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site