OMAP: omap_hwmod: call omap_hwmod init at boot; create interconnects

Connect the omap_hwmod code to the kernel boot.  Create some basic
interconnect and device structures for OMAP2/3 chips.

Signed-off-by: Paul Walmsley <paul@pwsan.com>

1 files changed, 141 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/omap_hwmod_2420.h b/arch/arm/mach-omap2/omap_hwmod_2420.h
new file mode 100644
index 000000000000..767e4965ac4e
--- /dev/null
+++ b/arch/arm/mach-omap2/omap_hwmod_2420.h
@@ -0,0 +1,141 @@
+/*
+ * omap_hwmod_2420.h - hardware modules present on the OMAP2420 chips
+ *
+ * Copyright (C) 2009 Nokia Corporation
+ * Paul Walmsley
+ *
+ * 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.
+ *
+ * XXX handle crossbar/shared link difference for L3?
+ *
+ */
+#ifndef __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD2420_H
+#define __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD2420_H
+
+#ifdef CONFIG_ARCH_OMAP2420
+
+#include <mach/omap_hwmod.h>
+#include <mach/irqs.h>
+#include <mach/cpu.h>
+#include <mach/dma.h>
+
+#include "prm-regbits-24xx.h"
+
+static struct omap_hwmod omap2420_mpu_hwmod;
+static struct omap_hwmod omap2420_l3_hwmod;
+static struct omap_hwmod omap2420_l4_core_hwmod;
+
+/* L3 -> L4_CORE interface */
+static struct omap_hwmod_ocp_if omap2420_l3__l4_core = {
+        .master = &omap2420_l3_hwmod,
+        .slave  = &omap2420_l4_core_hwmod,
+        .user   = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+/* MPU -> L3 interface */
+static struct omap_hwmod_ocp_if omap2420_mpu__l3 = {
+        .master = &omap2420_mpu_hwmod,
+        .slave  = &omap2420_l3_hwmod,
+        .user   = OCP_USER_MPU,
+};
+
+/* Slave interfaces on the L3 interconnect */
+static struct omap_hwmod_ocp_if *omap2420_l3_slaves[] = {
+        &omap2420_mpu__l3,
+};
+
+/* Master interfaces on the L3 interconnect */
+static struct omap_hwmod_ocp_if *omap2420_l3_masters[] = {
+        &omap2420_l3__l4_core,
+};
+
+/* L3 */
+static struct omap_hwmod omap2420_l3_hwmod = {
+        .name           = "l3_hwmod",
+        .masters        = omap2420_l3_masters,
+        .masters_cnt    = ARRAY_SIZE(omap2420_l3_masters),
+        .slaves         = omap2420_l3_slaves,
+        .slaves_cnt     = ARRAY_SIZE(omap2420_l3_slaves),
+        .omap_chip      = OMAP_CHIP_INIT(CHIP_IS_OMAP2420)
+};
+
+static struct omap_hwmod omap2420_l4_wkup_hwmod;
+
+/* L4_CORE -> L4_WKUP interface */
+static struct omap_hwmod_ocp_if omap2420_l4_core__l4_wkup = {
+        .master = &omap2420_l4_core_hwmod,
+        .slave  = &omap2420_l4_wkup_hwmod,
+        .user   = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+/* Slave interfaces on the L4_CORE interconnect */
+static struct omap_hwmod_ocp_if *omap2420_l4_core_slaves[] = {
+        &omap2420_l3__l4_core,
+};
+
+/* Master interfaces on the L4_CORE interconnect */
+static struct omap_hwmod_ocp_if *omap2420_l4_core_masters[] = {
+        &omap2420_l4_core__l4_wkup,
+};
+
+/* L4 CORE */
+static struct omap_hwmod omap2420_l4_core_hwmod = {
+        .name           = "l4_core_hwmod",
+        .masters        = omap2420_l4_core_masters,
+        .masters_cnt    = ARRAY_SIZE(omap2420_l4_core_masters),
+        .slaves         = omap2420_l4_core_slaves,
+        .slaves_cnt     = ARRAY_SIZE(omap2420_l4_core_slaves),
+        .omap_chip      = OMAP_CHIP_INIT(CHIP_IS_OMAP2420)
+};
+
+/* Slave interfaces on the L4_WKUP interconnect */
+static struct omap_hwmod_ocp_if *omap2420_l4_wkup_slaves[] = {
+        &omap2420_l4_core__l4_wkup,
+};
+
+/* Master interfaces on the L4_WKUP interconnect */
+static struct omap_hwmod_ocp_if *omap2420_l4_wkup_masters[] = {
+};
+
+/* L4 WKUP */
+static struct omap_hwmod omap2420_l4_wkup_hwmod = {
+        .name           = "l4_wkup_hwmod",
+        .masters        = omap2420_l4_wkup_masters,
+        .masters_cnt    = ARRAY_SIZE(omap2420_l4_wkup_masters),
+        .slaves         = omap2420_l4_wkup_slaves,
+        .slaves_cnt     = ARRAY_SIZE(omap2420_l4_wkup_slaves),
+        .omap_chip      = OMAP_CHIP_INIT(CHIP_IS_OMAP2420)
+};
+
+/* Master interfaces on the MPU device */
+static struct omap_hwmod_ocp_if *omap2420_mpu_masters[] = {
+        &omap2420_mpu__l3,
+};
+
+/* MPU */
+static struct omap_hwmod omap2420_mpu_hwmod = {
+        .name           = "mpu_hwmod",
+        .clkdev_dev_id  = NULL,
+        .clkdev_con_id  = "mpu_ck",
+        .masters        = omap2420_mpu_masters,
+        .masters_cnt    = ARRAY_SIZE(omap2420_mpu_masters),
+        .omap_chip      = OMAP_CHIP_INIT(CHIP_IS_OMAP2420),
+};
+
+static __initdata struct omap_hwmod *omap2420_hwmods[] = {
+        &omap2420_l3_hwmod,
+        &omap2420_l4_core_hwmod,
+        &omap2420_l4_wkup_hwmod,
+        &omap2420_mpu_hwmod,
+        NULL,
+};
+
+#else
+# define omap2420_hwmods                0
+#endif
+
+#endif
+
+