summaryrefslogtreecommitdiffstats
path: root/arch/arm/boot/dts/omap4.dtsi
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/boot/dts/omap4.dtsi')
-rw-r--r--arch/arm/boot/dts/omap4.dtsi103
1 files changed, 103 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
new file mode 100644
index 000000000000..4c61c829043a
--- /dev/null
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*
+ * Carveout for multimedia usecases
+ * It should be the last 48MB of the first 512MB memory part
+ * In theory, it should not even exist. That zone should be reserved
+ * dynamically during the .reserve callback.
+ */
+/memreserve/ 0x9d000000 0x03000000;
+
+/include/ "skeleton.dtsi"
+
+/ {
+ compatible = "ti,omap4430", "ti,omap4";
+ interrupt-parent = <&gic>;
+
+ aliases {
+ };
+
+ cpus {
+ cpu@0 {
+ compatible = "arm,cortex-a9";
+ };
+ cpu@1 {
+ compatible = "arm,cortex-a9";
+ };
+ };
+
+ /*
+ * The soc node represents the soc top level view. It is uses for IPs
+ * that are not memory mapped in the MPU view or for the MPU itself.
+ */
+ soc {
+ compatible = "ti,omap-infra";
+ mpu {
+ compatible = "ti,omap4-mpu";
+ ti,hwmods = "mpu";
+ };
+
+ dsp {
+ compatible = "ti,omap3-c64";
+ ti,hwmods = "dsp";
+ };
+
+ iva {
+ compatible = "ti,ivahd";
+ ti,hwmods = "iva";
+ };
+ };
+
+ /*
+ * XXX: Use a flat representation of the OMAP4 interconnect.
+ * The real OMAP interconnect network is quite complex.
+ *
+ * MPU -+-- MPU_PRIVATE - GIC, L2
+ * |
+ * +----------------+----------+
+ * | | |
+ * + +- EMIF - DDR |
+ * | | |
+ * | + +--------+
+ * | | |
+ * | +- L4_ABE - AESS, MCBSP, TIMERs...
+ * | |
+ * +- L3_MAIN --+- L4_CORE - IPs...
+ * |
+ * +- L4_PER - IPs...
+ * |
+ * +- L4_CFG -+- L4_WKUP - IPs...
+ * | |
+ * | +- IPs...
+ * +- IPU ----+
+ * | |
+ * +- DSP ----+
+ * | |
+ * +- DSS ----+
+ *
+ * Since that will not bring real advantage to represent that in DT for
+ * the moment, just use a fake OCP bus entry to represent the whole bus
+ * hierarchy.
+ */
+ ocp {
+ compatible = "ti,omap4-l3-noc", "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ ti,hwmods = "l3_main_1", "l3_main_2", "l3_main_3";
+
+ gic: interrupt-controller@48241000 {
+ compatible = "arm,cortex-a9-gic";
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ reg = <0x48241000 0x1000>,
+ <0x48240100 0x0100>;
+ };
+ };
+};
OpenPOWER on IntegriCloud