linux-kernel - [PATCH v4 4/9] arm: dts: dt-bindings: Add Renesas RZ/A1 pinctrl header

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Message-Id: <1491401247-7030-5-git-send-email-jacopo+renesas@jmondi.org>
Date:   Wed,  5 Apr 2017 16:07:22 +0200
From:   Jacopo Mondi <jacopo+renesas@...ndi.org>
To:     linus.walleij@...aro.org, geert+renesas@...der.be,
        laurent.pinchart@...asonboard.com, chris.brandt@...esas.com,
        robh+dt@...nel.org, mark.rutland@....com, linux@...linux.org.uk
Cc:     linux-renesas-soc@...r.kernel.org, linux-gpio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v4 4/9] arm: dts: dt-bindings: Add Renesas RZ/A1 pinctrl header

Add dt-bindings for Renesas r7s72100 pin controller header file.

Signed-off-by: Jacopo Mondi <jacopo+renesas@...ndi.org>
---
 include/dt-bindings/pinctrl/r7s72100-pinctrl.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 include/dt-bindings/pinctrl/r7s72100-pinctrl.h

diff --git a/include/dt-bindings/pinctrl/r7s72100-pinctrl.h b/include/dt-bindings/pinctrl/r7s72100-pinctrl.h
new file mode 100644
index 0000000..6b609fe
--- /dev/null
+++ b/include/dt-bindings/pinctrl/r7s72100-pinctrl.h
@@ -0,0 +1,16 @@
+/*
+ * Defines macros and constants for Renesas RZ/A1 pin controller pin
+ * muxing functions.
+ */
+#ifndef __DT_BINDINGS_PINCTRL_RENESAS_RZA1_H
+#define __DT_BINDINGS_PINCTRL_RENESAS_RZA1_H
+
+#define RZA1_PINS_PER_PORT	16
+
+/*
+ * Create the pin index from its bank and position numbers and store in
+ * the upper 16 bits the alternate function identifier
+ */
+#define RZA1_PINMUX(b, p, f)	((b) * RZA1_PINS_PER_PORT + (p) | (f << 16))
+
+#endif /* __DT_BINDINGS_PINCTRL_RENESAS_RZA1_H */
-- 
2.7.4