[PATCH 10/13] ARM: OMAP5: board-generic: Add device tree support.
From: R Sricharan <hidden>
Date: 2012-05-03 07:26:19
Also in:
linux-omap
Subsystem:
arm port, omap2+ support, the rest · Maintainers:
Russell King, Aaro Koskinen, Andreas Kemnade, Kevin Hilman, Roger Quadros, Tony Lindgren, Linus Torvalds
Adding the minimal support for OMAP5 soc with device tree. Signed-off-by: R Sricharan <redacted> --- 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