kernel: add bcma patches sent upstream but not pushed yet

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 42448

1 files changed, 247 insertions, 0 deletions

diff --git a/target/linux/generic/patches-3.14/026-bcma-sent.patch b/target/linux/generic/patches-3.14/026-bcma-sent.patch
new file mode 100644
index 0000000..a205c52
--- /dev/null
+++ b/target/linux/generic/patches-3.14/026-bcma-sent.patch
@@ -0,0 +1,247 @@
+--- a/arch/mips/bcm47xx/setup.c
++++ b/arch/mips/bcm47xx/setup.c
+@@ -202,6 +202,10 @@ static void __init bcm47xx_register_bcma
+ 
+ 	err = bcma_host_soc_register(&bcm47xx_bus.bcma);
+ 	if (err)
++		panic("Failed to register BCMA bus (err %d)", err);
++
++	err = bcma_host_soc_init(&bcm47xx_bus.bcma);
++	if (err)
+ 		panic("Failed to initialize BCMA bus (err %d)", err);
+ 
+ 	bcm47xx_fill_bcma_boardinfo(&bcm47xx_bus.bcma.bus.boardinfo, NULL);
+--- a/drivers/bcma/host_pci.c
++++ b/drivers/bcma/host_pci.c
+@@ -208,6 +208,9 @@ static int bcma_host_pci_probe(struct pc
+ 	bus->boardinfo.vendor = bus->host_pci->subsystem_vendor;
+ 	bus->boardinfo.type = bus->host_pci->subsystem_device;
+ 
++	/* Initialize struct, detect chip */
++	bcma_init_bus(bus);
++
+ 	/* Register */
+ 	err = bcma_bus_register(bus);
+ 	if (err)
+@@ -282,6 +285,7 @@ static const struct pci_device_id bcma_p
+ 	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43a9) },
+ 	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43aa) },
+ 	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4727) },
++	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43227) },	/* 0xA8DB */
+ 	{ 0, },
+ };
+ MODULE_DEVICE_TABLE(pci, bcma_pci_bridge_tbl);
+--- a/drivers/bcma/host_soc.c
++++ b/drivers/bcma/host_soc.c
+@@ -165,7 +165,6 @@ static const struct bcma_host_ops bcma_h
+ int __init bcma_host_soc_register(struct bcma_soc *soc)
+ {
+ 	struct bcma_bus *bus = &soc->bus;
+-	int err;
+ 
+ 	/* iomap only first core. We have to read some register on this core
+ 	 * to scan the bus.
+@@ -178,7 +177,18 @@ int __init bcma_host_soc_register(struct
+ 	bus->hosttype = BCMA_HOSTTYPE_SOC;
+ 	bus->ops = &bcma_host_soc_ops;
+ 
+-	/* Register */
++	/* Initialize struct, detect chip */
++	bcma_init_bus(bus);
++
++	return 0;
++}
++
++int __init bcma_host_soc_init(struct bcma_soc *soc)
++{
++	struct bcma_bus *bus = &soc->bus;
++	int err;
++
++	/* Scan bus and initialize it */
+ 	err = bcma_bus_early_register(bus, &soc->core_cc, &soc->core_mips);
+ 	if (err)
+ 		iounmap(bus->mmio);
+--- a/drivers/bcma/main.c
++++ b/drivers/bcma/main.c
+@@ -120,10 +120,53 @@ static void bcma_release_core_dev(struct
+ 	kfree(core);
+ }
+ 
+-static int bcma_register_cores(struct bcma_bus *bus)
++static bool bcma_is_core_needed_early(u16 core_id)
++{
++	switch (core_id) {
++	case BCMA_CORE_NS_NAND:
++	case BCMA_CORE_NS_QSPI:
++		return true;
++	}
++
++	return false;
++}
++
++static void bcma_register_core(struct bcma_bus *bus, struct bcma_device *core)
++{
++	int err;
++
++	core->dev.release = bcma_release_core_dev;
++	core->dev.bus = &bcma_bus_type;
++	dev_set_name(&core->dev, "bcma%d:%d", bus->num, core->core_index);
++
++	switch (bus->hosttype) {
++	case BCMA_HOSTTYPE_PCI:
++		core->dev.parent = &bus->host_pci->dev;
++		core->dma_dev = &bus->host_pci->dev;
++		core->irq = bus->host_pci->irq;
++		break;
++	case BCMA_HOSTTYPE_SOC:
++		core->dev.dma_mask = &core->dev.coherent_dma_mask;
++		core->dma_dev = &core->dev;
++		break;
++	case BCMA_HOSTTYPE_SDIO:
++		break;
++	}
++
++	err = device_register(&core->dev);
++	if (err) {
++		bcma_err(bus, "Could not register dev for core 0x%03X\n",
++			 core->id.id);
++		put_device(&core->dev);
++		return;
++	}
++	core->dev_registered = true;
++}
++
++static int bcma_register_devices(struct bcma_bus *bus)
+ {
+ 	struct bcma_device *core;
+-	int err, dev_id = 0;
++	int err;
+ 
+ 	list_for_each_entry(core, &bus->cores, list) {
+ 		/* We support that cores ourself */
+@@ -138,39 +181,16 @@ static int bcma_register_cores(struct bc
+ 			continue;
+ 		}
+ 
++		/* Early cores were already registered */
++		if (bcma_is_core_needed_early(core->id.id))
++			continue;
++
+ 		/* Only first GMAC core on BCM4706 is connected and working */
+ 		if (core->id.id == BCMA_CORE_4706_MAC_GBIT &&
+ 		    core->core_unit > 0)
+ 			continue;
+ 
+-		core->dev.release = bcma_release_core_dev;
+-		core->dev.bus = &bcma_bus_type;
+-		dev_set_name(&core->dev, "bcma%d:%d", bus->num, dev_id);
+-
+-		switch (bus->hosttype) {
+-		case BCMA_HOSTTYPE_PCI:
+-			core->dev.parent = &bus->host_pci->dev;
+-			core->dma_dev = &bus->host_pci->dev;
+-			core->irq = bus->host_pci->irq;
+-			break;
+-		case BCMA_HOSTTYPE_SOC:
+-			core->dev.dma_mask = &core->dev.coherent_dma_mask;
+-			core->dma_dev = &core->dev;
+-			break;
+-		case BCMA_HOSTTYPE_SDIO:
+-			break;
+-		}
+-
+-		err = device_register(&core->dev);
+-		if (err) {
+-			bcma_err(bus,
+-				 "Could not register dev for core 0x%03X\n",
+-				 core->id.id);
+-			put_device(&core->dev);
+-			continue;
+-		}
+-		core->dev_registered = true;
+-		dev_id++;
++		bcma_register_core(bus, core);
+ 	}
+ 
+ #ifdef CONFIG_BCMA_DRIVER_MIPS
+@@ -247,6 +267,12 @@ int bcma_bus_register(struct bcma_bus *b
+ 		bcma_core_chipcommon_early_init(&bus->drv_cc);
+ 	}
+ 
++	/* Cores providing flash access go before SPROM init */
++	list_for_each_entry(core, &bus->cores, list) {
++		if (bcma_is_core_needed_early(core->id.id))
++			bcma_register_core(bus, core);
++	}
++
+ 	/* Try to get SPROM */
+ 	err = bcma_sprom_get(bus);
+ 	if (err == -ENOENT) {
+@@ -297,7 +323,7 @@ int bcma_bus_register(struct bcma_bus *b
+ 	}
+ 
+ 	/* Register found cores */
+-	bcma_register_cores(bus);
++	bcma_register_devices(bus);
+ 
+ 	bcma_info(bus, "Bus registered\n");
+ 
+@@ -334,8 +360,6 @@ int __init bcma_bus_early_register(struc
+ 	struct bcma_device *core;
+ 	struct bcma_device_id match;
+ 
+-	bcma_init_bus(bus);
+-
+ 	match.manuf = BCMA_MANUF_BCM;
+ 	match.id = bcma_cc_core_id(bus);
+ 	match.class = BCMA_CL_SIM;
+--- a/drivers/bcma/scan.c
++++ b/drivers/bcma/scan.c
+@@ -438,9 +438,6 @@ void bcma_init_bus(struct bcma_bus *bus)
+ 	s32 tmp;
+ 	struct bcma_chipinfo *chipinfo = &(bus->chipinfo);
+ 
+-	if (bus->init_done)
+-		return;
+-
+ 	INIT_LIST_HEAD(&bus->cores);
+ 	bus->nr_cores = 0;
+ 
+@@ -452,8 +449,6 @@ void bcma_init_bus(struct bcma_bus *bus)
+ 	chipinfo->pkg = (tmp & BCMA_CC_ID_PKG) >> BCMA_CC_ID_PKG_SHIFT;
+ 	bcma_info(bus, "Found chip with id 0x%04X, rev 0x%02X and package 0x%02X\n",
+ 		  chipinfo->id, chipinfo->rev, chipinfo->pkg);
+-
+-	bus->init_done = true;
+ }
+ 
+ int bcma_bus_scan(struct bcma_bus *bus)
+@@ -463,8 +458,6 @@ int bcma_bus_scan(struct bcma_bus *bus)
+ 
+ 	int err, core_num = 0;
+ 
+-	bcma_init_bus(bus);
+-
+ 	erombase = bcma_scan_read32(bus, 0, BCMA_CC_EROM);
+ 	if (bus->hosttype == BCMA_HOSTTYPE_SOC) {
+ 		eromptr = ioremap_nocache(erombase, BCMA_CORE_SIZE);
+--- a/include/linux/bcma/bcma.h
++++ b/include/linux/bcma/bcma.h
+@@ -332,7 +332,6 @@ struct bcma_bus {
+ 	struct bcma_device *mapped_core;
+ 	struct list_head cores;
+ 	u8 nr_cores;
+-	u8 init_done:1;
+ 	u8 num;
+ 
+ 	struct bcma_drv_cc drv_cc;
+--- a/include/linux/bcma/bcma_soc.h
++++ b/include/linux/bcma/bcma_soc.h
+@@ -10,6 +10,7 @@ struct bcma_soc {
+ };
+ 
+ int __init bcma_host_soc_register(struct bcma_soc *soc);
++int __init bcma_host_soc_init(struct bcma_soc *soc);
+ 
+ int bcma_bus_register(struct bcma_bus *bus);
+