linux-kernel - [PATCH v4 6/8] ARM: DTS: omap4: add sgx gpu child node

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Date:   Tue, 17 Dec 2019 19:02:04 +0100
From:   "H. Nikolaus Schaller" <hns@...delico.com>
To:     David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Benoît Cousson <bcousson@...libre.com>,
        Tony Lindgren <tony@...mide.com>,
        Paul Cercueil <paul@...pouillou.net>,
        Ralf Baechle <ralf@...ux-mips.org>,
        Paul Burton <paulburton@...nel.org>,
        James Hogan <jhogan@...nel.org>
Cc:     dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
        openpvrsgx-devgroup@...ux.org, letux-kernel@...nphoenux.org,
        kernel@...a-handheld.com, linux-mips@...r.kernel.org,
        "H. Nikolaus Schaller" <hns@...delico.com>
Subject: [PATCH v4 6/8] ARM: DTS: omap4: add sgx gpu child node

and add interrupt.

Since omap4420/30/60 and omap4470 come with different SGX variants
we need to introduce a new omap4470.dtsi. If an omap4470 board
does not want to use SGX it is no problem to still include
omap4460.dtsi.

Tested-by: H. Nikolaus Schaller <hns@...delico.com> # PandaBoard ES
Signed-off-by: H. Nikolaus Schaller <hns@...delico.com>
---
 arch/arm/boot/dts/omap4.dtsi   |  9 +++++----
 arch/arm/boot/dts/omap4470.dts | 15 +++++++++++++++
 2 files changed, 20 insertions(+), 4 deletions(-)
 create mode 100644 arch/arm/boot/dts/omap4470.dts

diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index 2de8a6b53de9..bfca05309a99 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -347,10 +347,11 @@
 			#size-cells = <1>;
 			ranges = <0 0x56000000 0x2000000>;
 
-			/*
-			 * Closed source PowerVR driver, no child device
-			 * binding or driver in mainline
-			 */
+			sgx: img@0 {
+				compatible = "ti,omap4-sgx540-120", "img,sgx540-120", "img,sgx540";
+				reg = <0x0 0x2000000>;	/* 32MB */
+				interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
+			};
 		};
 
 		dss: dss@...00000 {
diff --git a/arch/arm/boot/dts/omap4470.dts b/arch/arm/boot/dts/omap4470.dts
new file mode 100644
index 000000000000..19b554612401
--- /dev/null
+++ b/arch/arm/boot/dts/omap4470.dts
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Device Tree Source for OMAP4470 SoC
+ *
+ * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2.  This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+#include "omap4460.dtsi"
+
+&sgx {
+	compatible = "img,sgx544-112", "img,sgx544", "ti,omap-omap4-sgx544-112";
+};
-- 
2.23.0