Flip on multiplatform support for omap2plus for v3.9

index f31d907..092aedd 100644
@@ -42,6 +42,9 @@
 #undef MULTI_OMAP2
 #undef OMAP_NAME
 
+#ifdef CONFIG_ARCH_MULTIPLATFORM
+#define MULTI_OMAP2
+#endif
 #ifdef CONFIG_SOC_OMAP2420
 # ifdef OMAP_NAME
 #  undef  MULTI_OMAP2

@@ -112,6 +115,11 @@ int omap_type(void);
  */
 unsigned int omap_rev(void);
 
+static inline int soc_is_omap(void)
+{
+	return omap_rev() != 0;
+}
+
 /*
  * Get the CPU revision for OMAP devices
  */

@@ -465,5 +473,26 @@ static inline unsigned int omap4_has_ ##feat(void)	\
 
 OMAP4_HAS_FEATURE(perf_silicon, PERF_SILICON)
 
+/*
+ * We need to make sure omap initcalls don't run when
+ * multiplatform kernels are booted on other SoCs.
+ */
+#define omap_initcall(level, fn)		\
+static int __init __used __##fn(void)		\
+{						\
+	if (!soc_is_omap())			\
+		return 0;			\
+	return fn();				\
+}						\
+level(__##fn);
+
+#define omap_early_initcall(fn)		omap_initcall(early_initcall, fn)
+#define omap_core_initcall(fn)		omap_initcall(core_initcall, fn)
+#define omap_postcore_initcall(fn)	omap_initcall(postcore_initcall, fn)
+#define omap_arch_initcall(fn)		omap_initcall(arch_initcall, fn)
+#define omap_subsys_initcall(fn)	omap_initcall(subsys_initcall, fn)
+#define omap_device_initcall(fn)	omap_initcall(device_initcall, fn)
+#define omap_late_initcall(fn)		omap_initcall(late_initcall, fn)
+
 #endif	/* __ASSEMBLY__ */
 

index 22c483d..5c68009 100644
@@ -494,7 +494,7 @@ static int __init beagle_opp_init(void)
 	}
 	return 0;
 }
-device_initcall(beagle_opp_init);
+omap_device_initcall(beagle_opp_init);
 
 static void __init omap3_beagle_init(void)
 {

index 46f4fc9..eb66726 100644
@@ -18,6 +18,7 @@
 #include <video/omapdss.h>
 #include <linux/platform_data/spi-omap2-mcspi.h>
 
+#include "soc.h"
 #include "board-rx51.h"
 
 #include "mux.h"

@@ -85,5 +86,5 @@ static int __init rx51_video_init(void)
 	return 0;
 }
 
-subsys_initcall(rx51_video_init);
+omap_subsys_initcall(rx51_video_init);
 #endif /* defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE) */

index 1ff6469..b870f6a 100644
@@ -52,6 +52,6 @@ static int __init omap2xxx_clk_arch_init(void)
 	return ret;
 }
 
-arch_initcall(omap2xxx_clk_arch_init);
+omap_arch_initcall(omap2xxx_clk_arch_init);
 
 

index 4eacab8..0b02b41 100644
@@ -94,6 +94,6 @@ static int __init omap3xxx_clk_arch_init(void)
 	return ret;
 }
 
-arch_initcall(omap3xxx_clk_arch_init);
+omap_arch_initcall(omap3xxx_clk_arch_init);
 
 

index 4abb8b5..8b142da 100644
@@ -68,7 +68,7 @@ static int __init omap3_l3_init(void)
 
 	return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
 }
-postcore_initcall(omap3_l3_init);
+omap_postcore_initcall(omap3_l3_init);
 
 static int __init omap4_l3_init(void)
 {

@@ -103,7 +103,7 @@ static int __init omap4_l3_init(void)
 
 	return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
 }
-postcore_initcall(omap4_l3_init);
+omap_postcore_initcall(omap4_l3_init);
 
 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
 

@@ -734,4 +734,4 @@ static int __init omap2_init_devices(void)
 
 	return 0;
 }
-arch_initcall(omap2_init_devices);
+omap_arch_initcall(omap2_init_devices);

index 612b982..e034ab6 100644
@@ -293,4 +293,4 @@ static int __init omap2_system_dma_init(void)
 	return omap_hwmod_for_each_by_class("dma",
 			omap2_system_dma_init_dev, NULL);
 }
-arch_initcall(omap2_system_dma_init);
+omap_arch_initcall(omap2_system_dma_init);

index 4c7566c..ab8a0e6 100644
@@ -62,6 +62,6 @@ static int __init omap_init_drm(void)
 
 }
 
-arch_initcall(omap_init_drm);
+omap_arch_initcall(omap_init_drm);
 
 #endif

index b3566f6..cbeaca2 100644
@@ -47,4 +47,4 @@ static int __init emu_init(void)
 	return 0;
 }
 
-subsys_initcall(emu_init);
+omap_subsys_initcall(emu_init);

index d9bd965..190ae49 100644
@@ -89,7 +89,7 @@ static int __init omap_init_vrfb(void)
 		return 0;
 }
 
-arch_initcall(omap_init_vrfb);
+omap_arch_initcall(omap_init_vrfb);
 #endif
 
 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)

@@ -113,6 +113,6 @@ static int __init omap_init_fb(void)
 	return platform_device_register(&omap_fb_device);
 }
 
-arch_initcall(omap_init_fb);
+omap_arch_initcall(omap_init_fb);
 
 #endif

index 399acab..40950f5 100644
@@ -23,6 +23,7 @@
 #include <linux/of.h>
 #include <linux/platform_data/gpio-omap.h>
 
+#include "soc.h"
 #include "omap_hwmod.h"
 #include "omap_device.h"
 #include "omap-pm.h"

@@ -147,7 +148,7 @@ static int __init omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
 /*
  * gpio_init needs to be done before
  * machine_init functions access gpio APIs.
- * Hence gpio_init is a postcore_initcall.
+ * Hence gpio_init is a omap_postcore_initcall.
  */
 static int __init omap2_gpio_init(void)
 {

@@ -157,4 +158,4 @@ static int __init omap2_gpio_init(void)
 
 	return omap_hwmod_for_each_by_class("gpio", omap2_gpio_dev_init, NULL);
 }
-postcore_initcall(omap2_gpio_init);
+omap_postcore_initcall(omap2_gpio_init);

index 65468f6..24f8add 100644
@@ -1205,7 +1205,7 @@ static __exit void gpmc_exit(void)
 
 }
 
-postcore_initcall(gpmc_init);
+omap_postcore_initcall(gpmc_init);
 module_exit(gpmc_exit);
 
 static int __init omap_gpmc_init(void)

@@ -1225,7 +1225,7 @@ static int __init omap_gpmc_init(void)
 
 	return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
 }
-postcore_initcall(omap_gpmc_init);
+omap_postcore_initcall(omap_gpmc_init);
 
 static irqreturn_t gpmc_handle_irq(int irq, void *dev)
 {

index ab7bf18..f6e0e7e 100644
@@ -27,6 +27,7 @@
 #include <linux/err.h>
 #include <linux/platform_device.h>
 
+#include "soc.h"
 #include "omap_hwmod.h"
 #include "omap_device.h"
 #include "hdq1w.h"

@@ -93,4 +94,4 @@ static int __init omap_init_hdq(void)
 
 	return 0;
 }
-arch_initcall(omap_init_hdq);
+omap_arch_initcall(omap_init_hdq);

index 1df9b5f..ce1b5b6 100644
@@ -57,4 +57,4 @@ static int __init hwspinlocks_init(void)
 	return retval;
 }
 /* early board code might need to reserve specific hwspinlock instances */
-postcore_initcall(hwspinlocks_init);
+omap_postcore_initcall(hwspinlocks_init);

index df49f2a..1c0968d 100644
@@ -23,6 +23,7 @@
 
 #include <linux/omap-dma.h>
 
+#include "soc.h"
 #include "omap_device.h"
 
 /*

@@ -118,4 +119,4 @@ static int __init omap2_mcbsp_init(void)
 
 	return 0;
 }
-arch_initcall(omap2_mcbsp_init);
+omap_arch_initcall(omap2_mcbsp_init);

index a6a4ff8..f8afcf8 100644
@@ -151,7 +151,7 @@ err_out:
 	return err;
 }
 /* must be ready before omap3isp is probed */
-subsys_initcall(omap_iommu_init);
+omap_subsys_initcall(omap_iommu_init);
 
 static void __exit omap_iommu_exit(void)
 {

index be6bc89..719b716 100644
@@ -13,6 +13,7 @@
 #include <linux/clk.h>
 #include <linux/io.h>
 
+#include "soc.h"
 #include "common.h"
 #include "prm2xxx.h"
 

@@ -62,4 +63,4 @@ static int __init omap2xxx_common_look_up_clks_for_reset(void)
 
 	return 0;
 }
-core_initcall(omap2xxx_common_look_up_clks_for_reset);
+omap_core_initcall(omap2xxx_common_look_up_clks_for_reset);

index 6897ae21b..ec11e49 100644
@@ -225,7 +225,7 @@ static int __init omap_l2_cache_init(void)
 
 	return 0;
 }
-early_initcall(omap_l2_cache_init);
+omap_early_initcall(omap_l2_cache_init);
 #endif
 
 void __iomem *omap4_get_sar_ram_base(void)

@@ -253,7 +253,7 @@ static int __init omap4_sar_ram_init(void)
 
 	return 0;
 }
-early_initcall(omap4_sar_ram_init);
+omap_early_initcall(omap4_sar_ram_init);
 
 static struct of_device_id irq_match[] __initdata = {
 	{ .compatible = "arm,cortex-a9-gic", .data = gic_of_init, },

index e065daa..d109f06 100644
@@ -89,6 +89,7 @@
 #include <linux/of.h>
 #include <linux/notifier.h>
 
+#include "soc.h"
 #include "omap_device.h"
 #include "omap_hwmod.h"
 

@@ -1259,7 +1260,7 @@ static int __init omap_device_init(void)
 	bus_register_notifier(&platform_bus_type, &platform_nb);
 	return 0;
 }
-core_initcall(omap_device_init);
+omap_core_initcall(omap_device_init);
 
 /**
  * omap_device_late_idle - idle devices without drivers

@@ -1297,4 +1298,4 @@ static int __init omap_device_late_init(void)
 	bus_for_each_dev(&platform_bus_type, NULL, NULL, omap_device_late_idle);
 	return 0;
 }
-late_initcall(omap_device_late_init);
+omap_late_initcall(omap_device_late_init);

index 4653efb..6e70707 100644
@@ -3303,7 +3303,7 @@ static int __init omap_hwmod_setup_all(void)
 
 	return 0;
 }
-core_initcall(omap_hwmod_setup_all);
+omap_core_initcall(omap_hwmod_setup_all);
 
 /**
  * omap_hwmod_enable - enable an omap_hwmod

index e237602..eb8a25d 100644
@@ -63,7 +63,7 @@ static int __init omap4430_phy_power_down(void)
 
 	return 0;
 }
-early_initcall(omap4430_phy_power_down);
+omap_early_initcall(omap4430_phy_power_down);
 
 void am35x_musb_reset(void)
 {

index 62772e0..fc67add 100644
@@ -168,4 +168,4 @@ int __init omap3_opp_init(void)
 
 	return r;
 }
-device_initcall(omap3_opp_init);
+omap_device_initcall(omap3_opp_init);

index d470b72..1ef7a3e 100644
@@ -177,4 +177,4 @@ int __init omap4_opp_init(void)
 			ARRAY_SIZE(omap446x_opp_def_list));
 	return r;
 }
-device_initcall(omap4_opp_init);
+omap_device_initcall(omap4_opp_init);

index e2c291f..e0ac8a3 100644
@@ -279,6 +279,6 @@ static int __init pm_dbg_init(void)
 
 	return 0;
 }
-arch_initcall(pm_dbg_init);
+omap_arch_initcall(pm_dbg_init);
 
 #endif

index f4b3143..9c65edd 100644
@@ -336,7 +336,7 @@ static int __init omap2_common_pm_init(void)
 
 	return 0;
 }
-postcore_initcall(omap2_common_pm_init);
+omap_postcore_initcall(omap2_common_pm_init);
 
 int __init omap2_common_pm_late_init(void)
 {

index eb78ae7..75052b3 100644
@@ -89,4 +89,4 @@ static int __init omap_init_pmu(void)
 
 	return omap2_init_pmu(oh_num, oh_names);
 }
-subsys_initcall(omap_init_pmu);
+omap_subsys_initcall(omap_init_pmu);

index 39822aa..ea60b1d 100644
@@ -405,7 +405,7 @@ static int __init omap3xxx_prm_late_init(void)
 
 	return ret;
 }
-subsys_initcall(omap3xxx_prm_late_init);
+omap_subsys_initcall(omap3xxx_prm_late_init);
 
 static void __exit omap3xxx_prm_exit(void)
 {

index 7498bc7..f1f80e0 100644
@@ -665,7 +665,7 @@ static int __init omap44xx_prm_late_init(void)
 
 	return omap_prcm_register_chain_handler(&omap4_prcm_irq_setup);
 }
-subsys_initcall(omap44xx_prm_late_init);
+omap_subsys_initcall(omap44xx_prm_late_init);
 
 static void __exit omap44xx_prm_exit(void)
 {

index 04fdbc4..24e9ad3 100644
@@ -254,7 +254,7 @@ static int __init omap_serial_early_init(void)
 
 	return 0;
 }
-core_initcall(omap_serial_early_init);
+omap_core_initcall(omap_serial_early_init);
 
 /**
  * omap_serial_init_port() - initialize single serial port

index 1da8f03..80f3acb 100644
@@ -58,4 +58,4 @@ static int __init sr_class3_init(void)
 	pr_info("SmartReflex Class3 initialized\n");
 	return sr_register_class(&class3_data);
 }
-late_initcall(sr_class3_init);
+omap_late_initcall(sr_class3_init);

index 06e1415..5e30b4a 100644
@@ -742,7 +742,7 @@ static int __init omap2_dm_timer_init(void)
 
 	return 0;
 }
-arch_initcall(omap2_dm_timer_init);
+omap_arch_initcall(omap2_dm_timer_init);
 
 /**
  * omap2_override_clocksource - clocksource override with user configuration

index 7c2b4ed..70240a5 100644
@@ -130,4 +130,4 @@ static int __init omap_init_wdt(void)
 	     dev_name, oh->name);
 	return 0;
 }
-subsys_initcall(omap_init_wdt);
+omap_subsys_initcall(omap_init_wdt);

index faca808..7f5761c 100644
@@ -91,3 +91,9 @@ int __init omap_i2c_add_bus(struct omap_i2c_bus_platform_data *pdata,
 
 	return platform_device_register(pdev);
 }
+
+static  int __init omap_i2c_cmdline(void)
+{
+	return omap_register_i2c_bus_cmdline();
+}
+subsys_initcall(omap_i2c_cmdline);

index fbb9b15..9eb146f 100644
@@ -165,3 +165,8 @@ int __init omap_i2c_add_bus(struct omap_i2c_bus_platform_data *i2c_pdata,
 	return PTR_RET(pdev);
 }
 
+static  int __init omap_i2c_cmdline(void)
+{
+	return omap_register_i2c_bus_cmdline();
+}
+omap_subsys_initcall(omap_i2c_cmdline);

index f9df624..58213d9 100644
@@ -68,7 +68,7 @@ __setup("i2c_bus=", omap_i2c_bus_setup);
  * Register busses defined in command line but that are not registered with
  * omap_register_i2c_bus from board initialization code.
  */
-static int __init omap_register_i2c_bus_cmdline(void)
+int __init omap_register_i2c_bus_cmdline(void)
 {
 	int i, err = 0;
 

@@ -83,7 +83,6 @@ static int __init omap_register_i2c_bus_cmdline(void)
 out:
 	return err;
 }
-subsys_initcall(omap_register_i2c_bus_cmdline);
 
 /**
  * omap_register_i2c_bus - register I2C bus with device descriptors

index 7a9028c..810629d 100644
@@ -32,6 +32,7 @@ int omap_i2c_add_bus(struct omap_i2c_bus_platform_data *i2c_pdata,
 extern int omap_register_i2c_bus(int bus_id, u32 clkrate,
 				 struct i2c_board_info const *info,
 				 unsigned len);
+extern int omap_register_i2c_bus_cmdline(void);
 #else
 static inline int omap_register_i2c_bus(int bus_id, u32 clkrate,
 				 struct i2c_board_info const *info,

@@ -39,6 +40,11 @@ static inline int omap_register_i2c_bus(int bus_id, u32 clkrate,
 {
 	return 0;
 }
+
+static inline int omap_register_i2c_bus_cmdline(void)
+{
+	return 0;
+}
 #endif
 
 struct omap_hwmod;

index e190611..1a4e887 100644
@@ -24,7 +24,7 @@
 #include <linux/init.h>
 #include <linux/device.h>
 #include <linux/io.h>
-
+#include <linux/dma-mapping.h>
 #include <linux/omap-dma.h>
 #include <mach/tc.h>
 

@@ -270,11 +270,17 @@ static u32 configure_dma_errata(void)
 	return errata;
 }
 
+static const struct platform_device_info omap_dma_dev_info = {
+	.name = "omap-dma-engine",
+	.id = -1,
+	.dma_mask = DMA_BIT_MASK(32),
+};
+
 static int __init omap1_system_dma_init(void)
 {
 	struct omap_system_dma_plat_info	*p;
 	struct omap_dma_dev_attr		*d;
-	struct platform_device			*pdev;
+	struct platform_device			*pdev, *dma_pdev;
 	int ret;
 
 	pdev = platform_device_alloc("omap_dma_system", 0);

@@ -380,8 +386,16 @@ static int __init omap1_system_dma_init(void)
 	dma_common_ch_start	= CPC;
 	dma_common_ch_end	= COLOR;
 
+	dma_pdev = platform_device_register_full(&omap_dma_dev_info);
+	if (IS_ERR(dma_pdev)) {
+		ret = PTR_ERR(dma_pdev);
+		goto exit_release_pdev;
+	}
+
 	return ret;
 
+exit_release_pdev:
+	platform_device_del(pdev);
 exit_release_chan:
 	kfree(d->chan);
 exit_release_d:

index e034ab6..5cd8d76 100644
@@ -27,7 +27,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/device.h>
-
+#include <linux/dma-mapping.h>
 #include <linux/omap-dma.h>
 
 #include "soc.h"

@@ -288,9 +288,26 @@ static int __init omap2_system_dma_init_dev(struct omap_hwmod *oh, void *unused)
 	return 0;
 }
 
+static const struct platform_device_info omap_dma_dev_info = {
+	.name = "omap-dma-engine",
+	.id = -1,
+	.dma_mask = DMA_BIT_MASK(32),
+};
+
 static int __init omap2_system_dma_init(void)
 {
-	return omap_hwmod_for_each_by_class("dma",
+	struct platform_device *pdev;
+	int res;
+
+	res = omap_hwmod_for_each_by_class("dma",
 			omap2_system_dma_init_dev, NULL);
+	if (res)
+		return res;
+
+	pdev = platform_device_register_full(&omap_dma_dev_info);
+	if (IS_ERR(pdev))
+		return PTR_ERR(pdev);
+
+	return res;
 }
 omap_arch_initcall(omap2_system_dma_init);

index 5a31264..c4b4fd2 100644
@@ -661,32 +661,14 @@ bool omap_dma_filter_fn(struct dma_chan *chan, void *param)
 }
 EXPORT_SYMBOL_GPL(omap_dma_filter_fn);
 
-static struct platform_device *pdev;
-
-static const struct platform_device_info omap_dma_dev_info = {
-	.name = "omap-dma-engine",
-	.id = -1,
-	.dma_mask = DMA_BIT_MASK(32),
-};
-
 static int omap_dma_init(void)
 {
-	int rc = platform_driver_register(&omap_dma_driver);
-
-	if (rc == 0) {
-		pdev = platform_device_register_full(&omap_dma_dev_info);
-		if (IS_ERR(pdev)) {
-			platform_driver_unregister(&omap_dma_driver);
-			rc = PTR_ERR(pdev);
-		}
-	}
-	return rc;
+	return platform_driver_register(&omap_dma_driver);
 }
 subsys_initcall(omap_dma_init);
 
 static void __exit omap_dma_exit(void)
 {
-	platform_device_unregister(pdev);
 	platform_driver_unregister(&omap_dma_driver);
 }
 module_exit(omap_dma_exit);

index 1d75e6f..d65f22c 100644
@@ -38,7 +38,10 @@
 #include <crypto/internal/hash.h>
 
 #include <linux/omap-dma.h>
+
+#ifdef CONFIG_ARCH_OMAP1
 #include <mach/irqs.h>
+#endif
 
 #define SHA_REG_DIGEST(x)		(0x00 + ((x) * 0x04))
 #define SHA_REG_DIN(x)			(0x1C + ((x) * 0x04))

index 1d75e6f..d65f22c 100644
@@ -38,7 +38,10 @@
 #include <crypto/internal/hash.h>
 
 #include <linux/omap-dma.h>
+
+#ifdef CONFIG_ARCH_OMAP1
 #include <mach/irqs.h>
+#endif
 
 #define SHA_REG_DIGEST(x)		(0x00 + ((x) * 0x04))
 #define SHA_REG_DIN(x)			(0x1C + ((x) * 0x04))

@@ -8,20 +8,6 @@
  * GNU General Public License for more details.
  */
 
-/*
- * Memory entry used for the DEBUG_LL UART configuration, relative to
- * start of RAM. See also uncompress.h and debug-macro.S.
- *
- * Note that using a memory location for storing the UART configuration
- * has at least two limitations:
- *
- * 1. Kernel uncompress code cannot overlap OMAP_UART_INFO as the
- *    uncompress code could then partially overwrite itself
- * 2. We assume printascii is called at least once before paging_init,
- *    and addruart has a chance to read OMAP_UART_INFO
- */
-#define OMAP_UART_INFO_OFS	0x3ffc
-
 /* OMAP2 serial ports */
 #define OMAP2_UART1_BASE	0x4806a000
 #define OMAP2_UART2_BASE	0x4806c000

@@ -68,29 +54,6 @@
 
 #define OMAP24XX_BASE_BAUD	(48000000/16)
 
-/*
- * DEBUG_LL port encoding stored into the UART1 scratchpad register by
- * decomp_setup in uncompress.h
- */
-#define OMAP2UART1		21
-#define OMAP2UART2		22
-#define OMAP2UART3		23
-#define OMAP3UART1		OMAP2UART1
-#define OMAP3UART2		OMAP2UART2
-#define OMAP3UART3		33
-#define OMAP3UART4		34		/* Only on 36xx */
-#define OMAP4UART1		OMAP2UART1
-#define OMAP4UART2		OMAP2UART2
-#define OMAP4UART3		43
-#define OMAP4UART4		44
-#define TI81XXUART1		81
-#define TI81XXUART2		82
-#define TI81XXUART3		83
-#define AM33XXUART1		84
-#define OMAP5UART3		OMAP4UART3
-#define OMAP5UART4		OMAP4UART4
-#define ZOOM_UART		95		/* Only on zoom2/3 */
-
 #ifndef __ASSEMBLER__
 
 struct omap_board_data;

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