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Message-ID: <20250424062017.652969-2-uwu@icenowy.me>
Date: Thu, 24 Apr 2025 14:20:15 +0800
From: Icenowy Zheng <uwu@...nowy.me>
To: Emil Renner Berthing <kernel@...il.dk>,
Jianlong Huang <jianlong.huang@...rfivetech.com>,
Hal Feng <hal.feng@...rfivetech.com>,
Linus Walleij <linus.walleij@...aro.org>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: linux-gpio@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
linux-riscv@...ts.infradead.org,
Icenowy Zheng <uwu@...nowy.me>
Subject: [PATCH v2 1/3] dt-bindings: pinctrl: starfive,jh7110: add PAD_INTERNAL_* virtual pins
The JH7110 SoC could support internal GPI signals to be routed to not
external GPIO but internal low/high levels.
Add two macros, PAD_INTERNAL_LOW and PAD_INTERNAL_HIGH, as two virtual
"pads" to represent internal GPI sources with fixed low/high levels.
Signed-off-by: Icenowy Zheng <uwu@...nowy.me>
---
include/dt-bindings/pinctrl/starfive,jh7110-pinctrl.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/dt-bindings/pinctrl/starfive,jh7110-pinctrl.h b/include/dt-bindings/pinctrl/starfive,jh7110-pinctrl.h
index 3865f01396395..3cca874b2bef7 100644
--- a/include/dt-bindings/pinctrl/starfive,jh7110-pinctrl.h
+++ b/include/dt-bindings/pinctrl/starfive,jh7110-pinctrl.h
@@ -126,6 +126,10 @@
#define PAD_GMAC0_TXEN 18
#define PAD_GMAC0_TXC 19
+/* virtual pins for forcing GPI */
+#define PAD_INTERNAL_LOW 254
+#define PAD_INTERNAL_HIGH 255
+
#define GPOUT_LOW 0
#define GPOUT_HIGH 1
--
2.49.0
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