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Diffstat (limited to 'arch/arm/mach-omap2/io.c')
-rw-r--r--arch/arm/mach-omap2/io.c116
1 files changed, 63 insertions, 53 deletions
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 5a7996402c5..87f676acf61 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -35,7 +35,9 @@
#include <plat/serial.h>
#include <plat/vram.h>
-#include "clock.h"
+#include "clock2xxx.h"
+#include "clock3xxx.h"
+#include "clock44xx.h"
#include <plat/omap-pm.h>
#include <plat/powerdomain.h>
@@ -44,16 +46,13 @@
#include <plat/clockdomain.h>
#include "clockdomains.h"
#include <plat/omap_hwmod.h>
-#include "omap_hwmod_2420.h"
-#include "omap_hwmod_2430.h"
-#include "omap_hwmod_34xx.h"
/*
* The machine specific code may provide the extra mapping besides the
* default mapping provided here.
*/
-#ifdef CONFIG_ARCH_OMAP24XX
+#ifdef CONFIG_ARCH_OMAP2
static struct map_desc omap24xx_io_desc[] __initdata = {
{
.virtual = L3_24XX_VIRT,
@@ -123,7 +122,7 @@ static struct map_desc omap243x_io_desc[] __initdata = {
#endif
#endif
-#ifdef CONFIG_ARCH_OMAP34XX
+#ifdef CONFIG_ARCH_OMAP3
static struct map_desc omap34xx_io_desc[] __initdata = {
{
.virtual = L3_34XX_VIRT,
@@ -138,12 +137,6 @@ static struct map_desc omap34xx_io_desc[] __initdata = {
.type = MT_DEVICE
},
{
- .virtual = L4_WK_34XX_VIRT,
- .pfn = __phys_to_pfn(L4_WK_34XX_PHYS),
- .length = L4_WK_34XX_SIZE,
- .type = MT_DEVICE
- },
- {
.virtual = OMAP34XX_GPMC_VIRT,
.pfn = __phys_to_pfn(OMAP34XX_GPMC_PHYS),
.length = OMAP34XX_GPMC_SIZE,
@@ -190,12 +183,6 @@ static struct map_desc omap44xx_io_desc[] __initdata = {
.type = MT_DEVICE,
},
{
- .virtual = L4_WK_44XX_VIRT,
- .pfn = __phys_to_pfn(L4_WK_44XX_PHYS),
- .length = L4_WK_44XX_SIZE,
- .type = MT_DEVICE,
- },
- {
.virtual = OMAP44XX_GPMC_VIRT,
.pfn = __phys_to_pfn(OMAP44XX_GPMC_PHYS),
.length = OMAP44XX_GPMC_SIZE,
@@ -234,37 +221,54 @@ static struct map_desc omap44xx_io_desc[] __initdata = {
};
#endif
-void __init omap2_map_common_io(void)
+static void __init _omap2_map_common_io(void)
+{
+ /* Normally devicemaps_init() would flush caches and tlb after
+ * mdesc->map_io(), but we must also do it here because of the CPU
+ * revision check below.
+ */
+ local_flush_tlb_all();
+ flush_cache_all();
+
+ omap2_check_revision();
+ omap_sram_init();
+ omapfb_reserve_sdram();
+ omap_vram_reserve_sdram();
+}
+
+#ifdef CONFIG_ARCH_OMAP2420
+void __init omap242x_map_common_io(void)
{
-#if defined(CONFIG_ARCH_OMAP2420)
iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc));
iotable_init(omap242x_io_desc, ARRAY_SIZE(omap242x_io_desc));
+ _omap2_map_common_io();
+}
#endif
-#if defined(CONFIG_ARCH_OMAP2430)
+#ifdef CONFIG_ARCH_OMAP2430
+void __init omap243x_map_common_io(void)
+{
iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc));
iotable_init(omap243x_io_desc, ARRAY_SIZE(omap243x_io_desc));
+ _omap2_map_common_io();
+}
#endif
-#if defined(CONFIG_ARCH_OMAP34XX)
+#ifdef CONFIG_ARCH_OMAP3
+void __init omap34xx_map_common_io(void)
+{
iotable_init(omap34xx_io_desc, ARRAY_SIZE(omap34xx_io_desc));
+ _omap2_map_common_io();
+}
#endif
-#if defined(CONFIG_ARCH_OMAP4)
+#ifdef CONFIG_ARCH_OMAP4
+void __init omap44xx_map_common_io(void)
+{
iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc));
-#endif
- /* Normally devicemaps_init() would flush caches and tlb after
- * mdesc->map_io(), but we must also do it here because of the CPU
- * revision check below.
- */
- local_flush_tlb_all();
- flush_cache_all();
-
- omap2_check_revision();
- omap_sram_init();
- omapfb_reserve_sdram();
- omap_vram_reserve_sdram();
+ _omap2_map_common_io();
}
+#endif
/*
* omap2_init_reprogram_sdrc - reprogram SDRC timing parameters
@@ -303,30 +307,36 @@ static int __init _omap2_init_reprogram_sdrc(void)
void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0,
struct omap_sdrc_params *sdrc_cs1)
{
- struct omap_hwmod **hwmods = NULL;
+ pwrdm_init(powerdomains_omap);
+ clkdm_init(clockdomains_omap, clkdm_autodeps);
+ if (cpu_is_omap242x())
+ omap2420_hwmod_init();
+ else if (cpu_is_omap243x())
+ omap2430_hwmod_init();
+ else if (cpu_is_omap34xx())
+ omap3xxx_hwmod_init();
+ omap2_mux_init();
+ /* The OPP tables have to be registered before a clk init */
+ omap_pm_if_early_init(mpu_opps, dsp_opps, l3_opps);
if (cpu_is_omap2420())
- hwmods = omap2420_hwmods;
+ omap2420_clk_init();
else if (cpu_is_omap2430())
- hwmods = omap2430_hwmods;
+ omap2430_clk_init();
else if (cpu_is_omap34xx())
- hwmods = omap34xx_hwmods;
+ omap3xxx_clk_init();
+ else if (cpu_is_omap44xx())
+ omap4xxx_clk_init();
+ else
+ pr_err("Could not init clock framework - unknown CPU\n");
-#ifndef CONFIG_ARCH_OMAP4 /* FIXME: Remove this once the clkdev is ready */
- /* The OPP tables have to be registered before a clk init */
- omap_hwmod_init(hwmods);
- omap2_mux_init();
- omap_pm_if_early_init(mpu_opps, dsp_opps, l3_opps);
- pwrdm_init(powerdomains_omap);
- clkdm_init(clockdomains_omap, clkdm_pwrdm_autodeps);
-#endif
- omap2_clk_init();
omap_serial_early_init();
-#ifndef CONFIG_ARCH_OMAP4
- omap_hwmod_late_init();
+ if (cpu_is_omap24xx() || cpu_is_omap34xx()) /* FIXME: OMAP4 */
+ omap_hwmod_late_init();
omap_pm_if_init();
- omap2_sdrc_init(sdrc_cs0, sdrc_cs1);
- _omap2_init_reprogram_sdrc();
-#endif
+ if (cpu_is_omap24xx() || cpu_is_omap34xx()) {
+ omap2_sdrc_init(sdrc_cs0, sdrc_cs1);
+ _omap2_init_reprogram_sdrc();
+ }
gpmc_init();
}