linux-kernel - [PATCH 22/41] ARM: dts: Add dra7 iodelay configuration

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Message-ID: <20170519081541.26753-23-kishon@ti.com>
Date:   Fri, 19 May 2017 13:45:22 +0530
From:   Kishon Vijay Abraham I <kishon@...com>
To:     Ulf Hansson <ulf.hansson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Tony Lindgren <tony@...mide.com>
CC:     <linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-mmc@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-omap@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        Jonathan Corbet <corbet@....net>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>, <nsekhar@...com>,
        <kishon@...com>
Subject: [PATCH 22/41] ARM: dts: Add dra7 iodelay configuration

From: Tony Lindgren <tony@...mide.com>

Add dra7 iodelay configuration.

Signed-off-by: Tony Lindgren <tony@...mide.com>
Signed-off-by: Nishanth Menon <nm@...com>
---
 arch/arm/boot/dts/dra7.dtsi       | 8 ++++++++
 include/dt-bindings/pinctrl/dra.h | 3 +++
 2 files changed, 11 insertions(+)

diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index 57892f264cea..5a262e1a0313 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -418,6 +418,14 @@
 			reg = <0x40d00000 0x100>;
 		};
 
+		dra7_iodelay_core: padconf@...4a000 {
+			compatible = "ti,dra7-iodelay";
+			reg = <0x4844a000 0x0d1c>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			#pinctrl-cells = <2>;
+		};
+
 		sdma: dma-controller@...56000 {
 			compatible = "ti,omap4430-sdma";
 			reg = <0x4a056000 0x1000>;
diff --git a/include/dt-bindings/pinctrl/dra.h b/include/dt-bindings/pinctrl/dra.h
index 5c75e80915fc..18ec5df5a581 100644
--- a/include/dt-bindings/pinctrl/dra.h
+++ b/include/dt-bindings/pinctrl/dra.h
@@ -73,5 +73,8 @@
  */
 #define DRA7XX_CORE_IOPAD(pa, val)	(((pa) & 0xffff) - 0x3400) (val)
 
+/* DRA7 IODELAY configuration parameters */
+#define A_DELAY_PS(val)			((val) & 0xffff)
+#define G_DELAY_PS(val)			((val) & 0xffff)
 #endif
 
-- 
2.11.0