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Message-Id: <20241229230125.85787-2-andreas@kemnade.info>
Date: Mon, 30 Dec 2024 00:01:24 +0100
From: Andreas Kemnade <andreas@...nade.info>
To: Rob Herring <robh@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	linux-omap@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Roger Quadros <rogerq@...nel.org>,
	Aaro Koskinen <aaro.koskinen@....fi>,
	Kevin Hilman <khilman@...libre.com>,
	devicetree@...r.kernel.org,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Tony Lindgren <tony@...mide.com>
Cc: Andreas Kemnade <andreas@...nade.info>
Subject: [PATCH 1/2] ARM: dts: omap4: panda: fix resources needed for Panda

The Pandaboard needs a 32k clock in the TWL6030 to be enabled
to work. With some luck, it is enabled by some U-Boot fork.
Do not rely on it and properly specify the requirement.

Signed-off-by: Andreas Kemnade <andreas@...nade.info>
---
 arch/arm/boot/dts/ti/omap/omap4-panda-common.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/ti/omap/omap4-panda-common.dtsi b/arch/arm/boot/dts/ti/omap/omap4-panda-common.dtsi
index 97706d6296a6..c860b590142a 100644
--- a/arch/arm/boot/dts/ti/omap/omap4-panda-common.dtsi
+++ b/arch/arm/boot/dts/ti/omap/omap4-panda-common.dtsi
@@ -130,6 +130,12 @@ hsusb1_phy: hsusb1_phy {
 		clock-frequency = <19200000>;
 	};
 
+	wl12xx_pwrseq: wl12xx-pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		clocks = <&twl 0>;
+		clock-names = "ext_clock";
+	};
+
 	/* regulator for wl12xx on sdio5 */
 	wl12xx_vmmc: wl12xx_vmmc {
 		pinctrl-names = "default";
@@ -408,6 +414,7 @@ twl: twl@48 {
 		reg = <0x48>;
 		/* IRQ# = 7 */
 		interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; /* IRQ_SYS_1N cascaded to gic */
+		#clock-cells = <1>;
 		system-power-controller;
 	};
 
@@ -488,6 +495,7 @@ &mmc5 {
 	non-removable;
 	bus-width = <4>;
 	cap-power-off-card;
+	mmc-pwrseq = <&wl12xx_pwrseq>;
 
 	#address-cells = <1>;
 	#size-cells = <0>;
-- 
2.39.5


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