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authorR Sricharan <r.sricharan@ti.com>2013-07-03 08:22:04 +0200
committerRajendra Nayak <rnayak@ti.com>2013-08-13 07:30:35 +0200
commita3a9384a115756e275ed3845b5f92f21efd5a691 (patch)
tree8cf19874fec3600b2cf9d4d95f142166bde0c09d
parentARM: DRA7: Reuse all of PRCM and MPUSS SMP infra (diff)
downloadlinux-a3a9384a115756e275ed3845b5f92f21efd5a691.tar.xz
linux-a3a9384a115756e275ed3845b5f92f21efd5a691.zip
ARM: DRA7: Reuse io tables and add a new .init_early
The IO descriptor tables for DRA7 are a complete reuse from OMAP5. A new dra7xx_init_early() does the base address inits. Signed-off-by: R Sricharan <r.sricharan@ti.com> Signed-off-by: Rajendra Nayak <rnayak@ti.com>
-rw-r--r--arch/arm/mach-omap2/common.h1
-rw-r--r--arch/arm/mach-omap2/io.c20
-rw-r--r--arch/arm/mach-omap2/omap54xx.h4
3 files changed, 23 insertions, 2 deletions
diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
index dfcc182ecff9..4a5684b96492 100644
--- a/arch/arm/mach-omap2/common.h
+++ b/arch/arm/mach-omap2/common.h
@@ -110,6 +110,7 @@ void omap3630_init_late(void);
void am35xx_init_late(void);
void ti81xx_init_late(void);
int omap2_common_pm_late_init(void);
+void dra7xx_init_early(void);
#ifdef CONFIG_SOC_BUS
void omap_soc_device_init(void);
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 4a3f06f02859..3656b8009a1c 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -251,7 +251,7 @@ static struct map_desc omap44xx_io_desc[] __initdata = {
};
#endif
-#ifdef CONFIG_SOC_OMAP5
+#if defined(CONFIG_SOC_OMAP5) || defined(CONFIG_SOC_DRA7XX)
static struct map_desc omap54xx_io_desc[] __initdata = {
{
.virtual = L3_54XX_VIRT,
@@ -333,7 +333,7 @@ void __init omap4_map_io(void)
}
#endif
-#ifdef CONFIG_SOC_OMAP5
+#if defined(CONFIG_SOC_OMAP5) || defined(CONFIG_SOC_DRA7XX)
void __init omap5_map_io(void)
{
iotable_init(omap54xx_io_desc, ARRAY_SIZE(omap54xx_io_desc));
@@ -653,6 +653,22 @@ void __init omap5_init_early(void)
}
#endif
+#ifdef CONFIG_SOC_DRA7XX
+void __init dra7xx_init_early(void)
+{
+ omap2_set_globals_tap(-1, OMAP2_L4_IO_ADDRESS(DRA7XX_TAP_BASE));
+ omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE),
+ OMAP2_L4_IO_ADDRESS(DRA7XX_CTRL_BASE));
+ omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRM_BASE));
+ omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(DRA7XX_CM_CORE_AON_BASE),
+ OMAP2_L4_IO_ADDRESS(OMAP54XX_CM_CORE_BASE));
+ omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
+ omap_prm_base_init();
+ omap_cm_base_init();
+}
+#endif
+
+
void __init omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
struct omap_sdrc_params *sdrc_cs1)
{
diff --git a/arch/arm/mach-omap2/omap54xx.h b/arch/arm/mach-omap2/omap54xx.h
index a086ba15868b..2d35c5709408 100644
--- a/arch/arm/mach-omap2/omap54xx.h
+++ b/arch/arm/mach-omap2/omap54xx.h
@@ -30,4 +30,8 @@
#define OMAP54XX_CTRL_BASE 0x4a002800
#define OMAP54XX_SAR_RAM_BASE 0x4ae26000
+#define DRA7XX_CM_CORE_AON_BASE 0x4a005000
+#define DRA7XX_CTRL_BASE 0x4a003400
+#define DRA7XX_TAP_BASE 0x4ae0c000
+
#endif /* __ASM_SOC_OMAP555554XX_H */