Adding the minimal support for OMAP5 soc with device tree.
Signed-off-by: R Sricharan <r.sricharan@xxxxxx>
---
arch/arm/mach-omap2/board-generic.c | 39 +++++++++++++++++++++-------------
arch/arm/mach-omap2/common.h | 2 +
arch/arm/mach-omap2/irq.c | 11 +++++++++
arch/arm/mach-omap2/omap4-common.c | 14 ++++++++++++
4 files changed, 51 insertions(+), 15 deletions(-)
diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c
index 098d183..0dd9e3f 100644
--- a/arch/arm/mach-omap2/board-generic.c
+++ b/arch/arm/mach-omap2/board-generic.c
@@ -20,6 +20,7 @@
#include <mach/hardware.h>
#include <asm/hardware/gic.h>
#include <asm/mach/arch.h>
+#include <mach/omap-wakeupgen.h>
#include <plat/board.h>
#include "common.h"
@@ -32,17 +33,6 @@
#define gic_of_init NULL
#endif
-static struct of_device_id irq_match[] __initdata = {
- { .compatible = "ti,omap2-intc", .data = omap_intc_of_init, },
- { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, },
- { }
-};
-
-static void __init omap_init_irq(void)
-{
- of_irq_init(irq_match);
-}
-
static struct of_device_id omap_dt_match_table[] __initdata = {
{ .compatible = "simple-bus", },
{ .compatible = "ti,omap-infra", },
@@ -66,7 +56,7 @@ DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)")
.reserve = omap_reserve,
.map_io = omap242x_map_io,
.init_early = omap2420_init_early,
- .init_irq = omap_init_irq,
+ .init_irq = omap_of_init_irq,
.handle_irq = omap2_intc_handle_irq,
.init_machine = omap_generic_init,
.timer = &omap2_timer,
@@ -85,7 +75,7 @@ DT_MACHINE_START(OMAP243X_DT, "Generic OMAP2430 (Flattened Device Tree)")
.reserve = omap_reserve,
.map_io = omap243x_map_io,
.init_early = omap2430_init_early,
- .init_irq = omap_init_irq,
+ .init_irq = omap_of_init_irq,
.handle_irq = omap2_intc_handle_irq,
.init_machine = omap_generic_init,
.timer = &omap2_timer,
@@ -120,7 +110,7 @@ DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)")
.reserve = omap_reserve,
.map_io = omap3_map_io,
.init_early = omap3430_init_early,
- .init_irq = omap_init_irq,
+ .init_irq = omap_of_init_irq,
.handle_irq = omap3_intc_handle_irq,
.init_machine = omap3_init,
.timer = &omap3_timer,
@@ -155,7 +145,7 @@ DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)")
.reserve = omap_reserve,
.map_io = omap4_map_io,
.init_early = omap4430_init_early,
- .init_irq = omap_init_irq,
+ .init_irq = omap_gic_of_init,
.handle_irq = gic_handle_irq,
.init_machine = omap4_init,
.timer = &omap4_timer,
@@ -163,3 +153,22 @@ DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)")
.restart = omap_prcm_restart,
MACHINE_END
#endif
+
+#ifdef CONFIG_ARCH_OMAP5
+static const char *omap5_boards_compat[] __initdata = {
+ "ti,omap5",
+ NULL,
+};
+
+DT_MACHINE_START(OMAP5_DT, "Generic OMAP5 (Flattened Device Tree)")
+ .reserve = omap_reserve,
+ .map_io = omap5_map_io,
+ .init_early = omap5_init_early,
+ .init_irq = omap_gic_of_init,
+ .handle_irq = gic_handle_irq,
+ .init_machine = omap_generic_init,
+ .timer = &omap5_timer,
+ .dt_compat = omap5_boards_compat,
+ .restart = omap_prcm_restart,
+MACHINE_END
+#endif
diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
index 0771d22..e66859d 100644
--- a/arch/arm/mach-omap2/common.h
+++ b/arch/arm/mach-omap2/common.h
@@ -185,6 +185,8 @@ void omap3_intc_prepare_idle(void);
void omap3_intc_resume_idle(void);
void omap2_intc_handle_irq(struct pt_regs *regs);
void omap3_intc_handle_irq(struct pt_regs *regs);
+void omap_of_init_irq(void);
+void omap_gic_of_init(void);
#ifdef CONFIG_CACHE_L2X0
extern void __iomem *omap4_get_l2cache_base(void);
diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c
index 65f0d25..d316c68 100644
--- a/arch/arm/mach-omap2/irq.c
+++ b/arch/arm/mach-omap2/irq.c
@@ -21,6 +21,7 @@
#include <linux/irqdomain.h>
#include <linux/of.h>
#include <linux/of_address.h>
+#include <linux/of_irq.h>
#include <mach/hardware.h>
@@ -279,6 +280,16 @@ int __init omap_intc_of_init(struct device_node *node,
return 0;
}
+static struct of_device_id irq_match[] __initdata = {
+ { .compatible = "ti,omap2-intc", .data = omap_intc_of_init, },
+ { }
+};
+
+void __init omap_of_init_irq(void)
+{
+ of_irq_init(irq_match);
+}
+
#ifdef CONFIG_ARCH_OMAP3
static struct omap3_intc_regs intc_context[ARRAY_SIZE(irq_banks)];
diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c
index 70de277..5d7c083 100644
--- a/arch/arm/mach-omap2/omap4-common.c
+++ b/arch/arm/mach-omap2/omap4-common.c
@@ -16,6 +16,8 @@
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/memblock.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
#include <asm/hardware/gic.h>
#include <asm/hardware/cache-l2x0.h>
@@ -207,3 +209,15 @@ static int __init omap4_sar_ram_init(void)
return 0;
}
early_initcall(omap4_sar_ram_init);
+
+static struct of_device_id irq_match[] __initdata = {
+ { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, },
+ { .compatible = "arm,cortex-a15-gic", .data = gic_of_init, },
+ { }
+};
+
+void __init omap_gic_of_init(void)
+{
+ omap_wakeupgen_init();
+ of_irq_init(irq_match);
+}
--
1.7.1
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