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Message-Id: <adacb622f5cf026775c988cdedb812d23152b3c8.1690195151.git.matthias.schiffer@ew.tq-group.com>
Date: Mon, 24 Jul 2023 12:40:50 +0200
From: Matthias Schiffer <matthias.schiffer@...tq-group.com>
To: Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>, Nishanth Menon <nm@...com>,
Vignesh Raghavendra <vigneshr@...com>,
Tero Kristo <kristo@...nel.org>
Cc: linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux@...tq-group.com,
Matthias Schiffer <matthias.schiffer@...tq-group.com>
Subject: [PATCH v2 3/3] arm64: dts: ti: k3-am64-tqma64xxl-mbax4xxl: add SD-card and WLAN overlays
As the SD-card and WLAN are connected to the same SDHC interface (with a
GPIO-controlled mux), they are mutually exclusive. Provide Device Tree
overlays for both configurations.
Signed-off-by: Matthias Schiffer <matthias.schiffer@...tq-group.com>
---
v2: no changes
arch/arm64/boot/dts/ti/Makefile | 8 +++++++
.../ti/k3-am64-tqma64xxl-mbax4xxl-sdcard.dtso | 22 +++++++++++++++++++
.../ti/k3-am64-tqma64xxl-mbax4xxl-wlan.dtso | 22 +++++++++++++++++++
3 files changed, 52 insertions(+)
create mode 100644 arch/arm64/boot/dts/ti/k3-am64-tqma64xxl-mbax4xxl-sdcard.dtso
create mode 100644 arch/arm64/boot/dts/ti/k3-am64-tqma64xxl-mbax4xxl-wlan.dtso
diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile
index 7dbd8a9c02225..24ea0e78dd3b9 100644
--- a/arch/arm64/boot/dts/ti/Makefile
+++ b/arch/arm64/boot/dts/ti/Makefile
@@ -29,6 +29,14 @@ dtb-$(CONFIG_ARCH_K3) += k3-am642-phyboard-electra-rdk.dtb
dtb-$(CONFIG_ARCH_K3) += k3-am642-sk.dtb
dtb-$(CONFIG_ARCH_K3) += k3-am642-tqma64xxl-mbax4xxl.dtb
+k3-am642-tqma64xxl-mbax4xxl-sdcard-dtbs := \
+ k3-am642-tqma64xxl-mbax4xxl.dtb k3-am64-tqma64xxl-mbax4xxl-sdcard.dtbo
+k3-am642-tqma64xxl-mbax4xxl-wlan-dtbs := \
+ k3-am642-tqma64xxl-mbax4xxl.dtb k3-am64-tqma64xxl-mbax4xxl-wlan.dtbo
+
+dtb-$(CONFIG_ARCH_K3) += k3-am642-tqma64xxl-mbax4xxl-sdcard.dtb
+dtb-$(CONFIG_ARCH_K3) += k3-am642-tqma64xxl-mbax4xxl-wlan.dtb
+
# Boards with AM65x SoC
k3-am654-gp-evm-dtbs := k3-am654-base-board.dtb k3-am654-base-board-rocktech-rk101-panel.dtbo
dtb-$(CONFIG_ARCH_K3) += k3-am6528-iot2050-basic.dtb
diff --git a/arch/arm64/boot/dts/ti/k3-am64-tqma64xxl-mbax4xxl-sdcard.dtso b/arch/arm64/boot/dts/ti/k3-am64-tqma64xxl-mbax4xxl-sdcard.dtso
new file mode 100644
index 0000000000000..79ed19c6c0e90
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am64-tqma64xxl-mbax4xxl-sdcard.dtso
@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2022-2023 TQ-Systems GmbH <linux@...tq-group.com>, D-82229 Seefeld, Germany.
+ */
+
+/dts-v1/;
+/plugin/;
+
+&sdhci1 {
+ vmmc-supply = <®_sd>;
+ no-sdio;
+ status = "okay";
+};
+
+&main_gpio0 {
+ line43-hog {
+ gpio-hog;
+ gpios = <43 0>;
+ line-name = "MMC1_CTRL";
+ output-low;
+ };
+};
diff --git a/arch/arm64/boot/dts/ti/k3-am64-tqma64xxl-mbax4xxl-wlan.dtso b/arch/arm64/boot/dts/ti/k3-am64-tqma64xxl-mbax4xxl-wlan.dtso
new file mode 100644
index 0000000000000..32596a84b7ba1
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am64-tqma64xxl-mbax4xxl-wlan.dtso
@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2022-2023 TQ-Systems GmbH <linux@...tq-group.com>, D-82229 Seefeld, Germany.
+ */
+
+/dts-v1/;
+/plugin/;
+
+&sdhci1 {
+ mmc-pwrseq = <&wifi_pwrseq>;
+ no-sd;
+ status = "okay";
+};
+
+&main_gpio0 {
+ line43-hog {
+ gpio-hog;
+ gpios = <43 0>;
+ line-name = "MMC1_CTRL";
+ output-high;
+ };
+};
--
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Amtsgericht München, HRB 105018
Geschäftsführer: Detlef Schneider, Rüdiger Stahl, Stefan Schneider
https://www.tq-group.com/
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