[PATCH] ARM: dts: rmobile: Scrub unused DT nodes

Marek Vasut marek.vasut at gmail.com
Sun Apr 5 18:26:36 CEST 2020


Remove DT nodes which are not used by U-Boot, like audio and video in/out
nodes. This saves about 35 kiB on the resulting U-Boot binary without any
impact on functionality.

Signed-off-by: Marek Vasut <marek.vasut+renesas at gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu at nigauri.org>
---
 arch/arm/dts/r8a77950-u-boot.dtsi | 77 +++++++++++++++++++++++++++++++
 arch/arm/dts/r8a77960-u-boot.dtsi | 66 ++++++++++++++++++++++++++
 arch/arm/dts/r8a77965-u-boot.dtsi | 56 ++++++++++++++++++++++
 3 files changed, 199 insertions(+)

diff --git a/arch/arm/dts/r8a77950-u-boot.dtsi b/arch/arm/dts/r8a77950-u-boot.dtsi
index 3f4b1f5acc..0317f47f0f 100644
--- a/arch/arm/dts/r8a77950-u-boot.dtsi
+++ b/arch/arm/dts/r8a77950-u-boot.dtsi
@@ -22,3 +22,80 @@
 		};
 	};
 };
+
+/delete-node/ &ak4613;
+/delete-node/ &audma0;
+/delete-node/ &audma1;
+/delete-node/ &can0;
+/delete-node/ &can1;
+/delete-node/ &canfd;
+/delete-node/ &csi20;
+/delete-node/ &csi21;
+/delete-node/ &csi40;
+/delete-node/ &csi41;
+/delete-node/ &drif00;
+/delete-node/ &drif01;
+/delete-node/ &drif10;
+/delete-node/ &drif11;
+/delete-node/ &drif20;
+/delete-node/ &drif21;
+/delete-node/ &drif30;
+/delete-node/ &drif31;
+/delete-node/ &du;
+/delete-node/ &fcpf0;
+/delete-node/ &fcpf1;
+/delete-node/ &fcpf2;
+/delete-node/ &fcpvb0;
+/delete-node/ &fcpvb1;
+/delete-node/ &fcpvd0;
+/delete-node/ &fcpvd1;
+/delete-node/ &fcpvd2;
+/delete-node/ &fcpvd3;
+/delete-node/ &fcpvi0;
+/delete-node/ &fcpvi1;
+/delete-node/ &fcpvi2;
+/delete-node/ &hdmi0;
+/delete-node/ &hdmi1;
+/delete-node/ &lvds0;
+/delete-node/ &rcar_sound;
+/delete-node/ &sound_card;
+/delete-node/ &vin0;
+/delete-node/ &vin1;
+/delete-node/ &vin2;
+/delete-node/ &vin3;
+/delete-node/ &vin4;
+/delete-node/ &vin5;
+/delete-node/ &vin6;
+/delete-node/ &vin7;
+/delete-node/ &vspbc;
+/delete-node/ &vspbd;
+/delete-node/ &vspd0;
+/delete-node/ &vspd1;
+/delete-node/ &vspd2;
+/delete-node/ &vspd3;
+/delete-node/ &vspi0;
+/delete-node/ &vspi1;
+/delete-node/ &vspi2;
+
+/ {
+	/delete-node/ cvbs-in;
+	/delete-node/ hdmi-in;
+	/delete-node/ hdmi0-out;
+	/delete-node/ hdmi1-out;
+	/delete-node/ vga-encoder;
+	/delete-node/ vga;
+};
+
+&i2c4 {
+	/delete-node/ video-receiver at 70;
+};
+
+&soc {
+	/delete-node/ fdp1 at fe940000;
+	/delete-node/ fdp1 at fe944000;
+	/delete-node/ fdp1 at fe948000;
+	/delete-node/ imr-lx4 at fe860000;
+	/delete-node/ imr-lx4 at fe870000;
+	/delete-node/ imr-lx4 at fe880000;
+	/delete-node/ imr-lx4 at fe890000;
+};
diff --git a/arch/arm/dts/r8a77960-u-boot.dtsi b/arch/arm/dts/r8a77960-u-boot.dtsi
index 622105486b..826c2384bc 100644
--- a/arch/arm/dts/r8a77960-u-boot.dtsi
+++ b/arch/arm/dts/r8a77960-u-boot.dtsi
@@ -22,3 +22,69 @@
 		};
 	};
 };
+
+/delete-node/ &ak4613;
+/delete-node/ &audma0;
+/delete-node/ &audma1;
+/delete-node/ &can0;
+/delete-node/ &can1;
+/delete-node/ &canfd;
+/delete-node/ &csi20;
+/delete-node/ &csi40;
+/delete-node/ &drif00;
+/delete-node/ &drif01;
+/delete-node/ &drif10;
+/delete-node/ &drif11;
+/delete-node/ &drif20;
+/delete-node/ &drif21;
+/delete-node/ &drif30;
+/delete-node/ &drif31;
+/delete-node/ &du;
+/delete-node/ &fcpf0;
+/delete-node/ &fcpvb0;
+/delete-node/ &fcpvd0;
+/delete-node/ &fcpvd1;
+/delete-node/ &fcpvd2;
+/delete-node/ &fcpvi0;
+/delete-node/ &hdmi0;
+/delete-node/ &lvds0;
+/delete-node/ &rcar_sound;
+/delete-node/ &sound_card;
+/delete-node/ &vin0;
+/delete-node/ &vin1;
+/delete-node/ &vin2;
+/delete-node/ &vin3;
+/delete-node/ &vin4;
+/delete-node/ &vin5;
+/delete-node/ &vin6;
+/delete-node/ &vin7;
+/delete-node/ &vspb;
+/delete-node/ &vspd0;
+/delete-node/ &vspd1;
+/delete-node/ &vspd2;
+/delete-node/ &vspi0;
+
+/ {
+	/delete-node/ cvbs-in;
+	/delete-node/ hdmi-in;
+	/delete-node/ hdmi0-out;
+	/delete-node/ hdmi1-out;
+	/delete-node/ vga-encoder;
+	/delete-node/ vga;
+};
+
+&i2c4 {
+	/delete-node/ video-receiver at 70;
+};
+
+/ {
+	soc {
+		/delete-node/ fdp1 at fe940000;
+		/delete-node/ fdp1 at fe944000;
+		/delete-node/ fdp1 at fe948000;
+		/delete-node/ imr-lx4 at fe860000;
+		/delete-node/ imr-lx4 at fe870000;
+		/delete-node/ imr-lx4 at fe880000;
+		/delete-node/ imr-lx4 at fe890000;
+	};
+};
diff --git a/arch/arm/dts/r8a77965-u-boot.dtsi b/arch/arm/dts/r8a77965-u-boot.dtsi
index 81ee0961e2..33ff5b148b 100644
--- a/arch/arm/dts/r8a77965-u-boot.dtsi
+++ b/arch/arm/dts/r8a77965-u-boot.dtsi
@@ -22,3 +22,59 @@
 		};
 	};
 };
+
+/delete-node/ &ak4613;
+/delete-node/ &audma0;
+/delete-node/ &audma1;
+/delete-node/ &can0;
+/delete-node/ &can1;
+/delete-node/ &canfd;
+/delete-node/ &csi20;
+/delete-node/ &csi40;
+/delete-node/ &du;
+/delete-node/ &fcpf0;
+/delete-node/ &fcpvb0;
+/delete-node/ &fcpvd0;
+/delete-node/ &fcpvd1;
+/delete-node/ &fcpvi0;
+/delete-node/ &hdmi0;
+/delete-node/ &lvds0;
+/delete-node/ &rcar_sound;
+/delete-node/ &sound_card;
+/delete-node/ &vin0;
+/delete-node/ &vin1;
+/delete-node/ &vin2;
+/delete-node/ &vin3;
+/delete-node/ &vin4;
+/delete-node/ &vin5;
+/delete-node/ &vin6;
+/delete-node/ &vin7;
+/delete-node/ &vspb;
+/delete-node/ &vspd0;
+/delete-node/ &vspd1;
+/delete-node/ &vspi0;
+
+/ {
+	/delete-node/ cvbs-in;
+	/delete-node/ hdmi-in;
+	/delete-node/ hdmi0-out;
+	/delete-node/ hdmi1-out;
+	/delete-node/ vga-encoder;
+	/delete-node/ vga;
+};
+
+&i2c4 {
+	/delete-node/ video-receiver at 70;
+};
+
+/ {
+	soc {
+		/delete-node/ fdp1 at fe940000;
+		/delete-node/ fdp1 at fe944000;
+		/delete-node/ fdp1 at fe948000;
+		/delete-node/ imr-lx4 at fe860000;
+		/delete-node/ imr-lx4 at fe870000;
+		/delete-node/ imr-lx4 at fe880000;
+		/delete-node/ imr-lx4 at fe890000;
+	};
+};
-- 
2.25.1



More information about the U-Boot mailing list