From: Linus Walleij <linusw@kernel.org>
To: u-boot@lists.u-boot-project.org, Tom Rini <trini@konsulko.com>,
Stefan Hansson <newbyte@postmarketos.org>,
Stephan Gerhold <stephan.gerhold@linaro.org>
Cc: Linus Walleij <linusw@kernel.org>
Subject: [PATCH v2 8/8] arm: u8500: Give Golden panel regulators unique names
Date: Mon, 17 Aug 2026 11:31:57 +0200 [thread overview]
Message-ID: <20260817-ux500-external-sdcard-v2-8-ca9a110bd9c6@kernel.org> (raw)
In-Reply-To: <20260817-ux500-external-sdcard-v2-0-ca9a110bd9c6@kernel.org>
The Golden device tree gives both fixed panel supplies the same
regulator-name. U-Boot requires regulator names to be unique and aborts
driver-model initialization when binding the second supply.
Add a U-Boot overlay assigning distinct names to the 1.8 V and 3.0 V
supplies. Include the common U8500 overlay since a board-specific
overlay takes precedence over it.
Signed-off-by: Linus Walleij <linusw@kernel.org>
---
arch/arm/dts/ste-ux500-samsung-golden-u-boot.dtsi | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/arch/arm/dts/ste-ux500-samsung-golden-u-boot.dtsi b/arch/arm/dts/ste-ux500-samsung-golden-u-boot.dtsi
new file mode 100644
index 000000000000..647b3f73c413
--- /dev/null
+++ b/arch/arm/dts/ste-ux500-samsung-golden-u-boot.dtsi
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "u8500-u-boot.dtsi"
+
+&panel_reg_1v8 {
+ regulator-name = "panel-fixed-supply-1v8";
+};
+
+&panel_reg_3v0 {
+ regulator-name = "panel-fixed-supply-3v0";
+};
--
2.55.0
next prev parent reply other threads:[~2026-08-17 13:34 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-17 9:31 [PATCH v2 0/8] arm: u8500: Enable upstream DT based SD card boot Linus Walleij
2026-08-17 9:31 ` [PATCH v2 1/8] pinctrl: Add compact Nomadik pin controller Linus Walleij
2026-08-17 15:57 ` Stephan Gerhold
2026-08-17 9:31 ` [PATCH v2 2/8] mmc: arm_pl180: Configure Ux500 signal direction Linus Walleij
2026-08-17 15:59 ` Stephan Gerhold
2026-08-17 9:31 ` [PATCH v2 3/8] mmc: arm_pl180: Set initial supply voltages Linus Walleij
2026-08-17 16:15 ` Stephan Gerhold
2026-08-17 9:31 ` [PATCH v2 4/8] power: regulator: Add AB8500 AUX3 support Linus Walleij
2026-08-17 16:21 ` Stephan Gerhold
2026-08-17 9:31 ` [PATCH v2 5/8] configs: stemmy: Enable SD card regulators Linus Walleij
2026-08-17 16:24 ` Stephan Gerhold
2026-08-17 9:31 ` [PATCH v2 6/8] configs: stemmy: Boot EFI from external SD card Linus Walleij
2026-08-17 16:29 ` Stephan Gerhold
2026-08-17 9:31 ` [PATCH v2 7/8] arm: u8500: Switch Stemmy to upstream Janice device tree Linus Walleij
2026-08-17 16:45 ` Stephan Gerhold
2026-08-17 20:54 ` Linus Walleij
2026-08-18 10:39 ` Stephan Gerhold
2026-08-18 13:31 ` Linus Walleij
2026-08-19 8:53 ` Linus Walleij
2026-08-17 9:31 ` Linus Walleij [this message]
2026-08-17 16:47 ` [PATCH v2 8/8] arm: u8500: Give Golden panel regulators unique names Stephan Gerhold
2026-08-17 20:36 ` Linus Walleij
2026-08-17 21:14 ` Tom Rini
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