kernel: update bcma including recent changes for 4.12

This adds support for describing GPIO chips placed on PCIe cards. Thanks
to this we get working 2.4 GHz LED on Tenda AC9.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>

target/linux/bcm53xx/patches-4.4/905-BCM53573-minor-hacks.patch

@@ -29,7 +29,7 @@ Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
  		#size-cells = <1>;
 --- a/drivers/bcma/main.c
 +++ b/drivers/bcma/main.c
-@@ -352,14 +352,6 @@ static int bcma_register_devices(struct
+@@ -348,14 +348,6 @@ static int bcma_register_devices(struct
  	}
  #endif
  
@@ -44,7 +44,7 @@ Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
  #ifdef CONFIG_BCMA_NFLASH
  	if (bus->drv_cc.nflash.present) {
  		err = platform_device_register(&bcma_nflash_dev);
-@@ -440,6 +432,14 @@ int bcma_bus_register(struct bcma_bus *b
+@@ -436,6 +428,14 @@ int bcma_bus_register(struct bcma_bus *b
  			bcma_register_core(bus, core);
  	}
  

target/linux/bcm53xx/patches-4.9/905-BCM53573-minor-hacks.patch

@@ -29,7 +29,7 @@ Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
  		#size-cells = <1>;
 --- a/drivers/bcma/main.c
 +++ b/drivers/bcma/main.c
-@@ -352,14 +352,6 @@ static int bcma_register_devices(struct
+@@ -348,14 +348,6 @@ static int bcma_register_devices(struct
  	}
  #endif
  
@@ -44,7 +44,7 @@ Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
  #ifdef CONFIG_BCMA_NFLASH
  	if (bus->drv_cc.nflash.present) {
  		err = platform_device_register(&bcma_nflash_dev);
-@@ -440,6 +432,14 @@ int bcma_bus_register(struct bcma_bus *b
+@@ -436,6 +428,14 @@ int bcma_bus_register(struct bcma_bus *b
  			bcma_register_core(bus, core);
  	}
  

target/linux/generic/patches-4.4/026-bcma-from-4.12.patch

@@ -10,3 +10,38 @@
  #endif
  	switch (bus->chipinfo.id) {
  	case BCMA_CHIP_ID_BCM4707:
+--- a/drivers/bcma/main.c
++++ b/drivers/bcma/main.c
+@@ -201,9 +201,6 @@ static void bcma_of_fill_device(struct d
+ {
+ 	struct device_node *node;
+ 
+-	if (!IS_ENABLED(CONFIG_OF_IRQ))
+-		return;
+-
+ 	node = bcma_of_find_child_device(parent, core);
+ 	if (node)
+ 		core->dev.of_node = node;
+@@ -242,19 +239,18 @@ void bcma_prepare_core(struct bcma_bus *
+ 	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);
++	core->dev.parent = bcma_bus_get_host_dev(bus);
++	if (core->dev.parent)
++		bcma_of_fill_device(core->dev.parent, core);
+ 
+ 	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:
+ 		if (IS_ENABLED(CONFIG_OF) && bus->host_pdev) {
+ 			core->dma_dev = &bus->host_pdev->dev;
+-			core->dev.parent = &bus->host_pdev->dev;
+-			if (core->dev.parent)
+-				bcma_of_fill_device(core->dev.parent, core);
+ 		} else {
+ 			core->dev.dma_mask = &core->dev.coherent_dma_mask;
+ 			core->dma_dev = &core->dev;

target/linux/generic/patches-4.9/072-bcma-from-4.12.patch

@@ -10,3 +10,38 @@
  #endif
  	switch (bus->chipinfo.id) {
  	case BCMA_CHIP_ID_BCM4707:
+--- a/drivers/bcma/main.c
++++ b/drivers/bcma/main.c
+@@ -201,9 +201,6 @@ static void bcma_of_fill_device(struct d
+ {
+ 	struct device_node *node;
+ 
+-	if (!IS_ENABLED(CONFIG_OF_IRQ))
+-		return;
+-
+ 	node = bcma_of_find_child_device(parent, core);
+ 	if (node)
+ 		core->dev.of_node = node;
+@@ -242,19 +239,18 @@ void bcma_prepare_core(struct bcma_bus *
+ 	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);
++	core->dev.parent = bcma_bus_get_host_dev(bus);
++	if (core->dev.parent)
++		bcma_of_fill_device(core->dev.parent, core);
+ 
+ 	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:
+ 		if (IS_ENABLED(CONFIG_OF) && bus->host_pdev) {
+ 			core->dma_dev = &bus->host_pdev->dev;
+-			core->dev.parent = &bus->host_pdev->dev;
+-			if (core->dev.parent)
+-				bcma_of_fill_device(core->dev.parent, core);
+ 		} else {
+ 			core->dev.dma_mask = &core->dev.coherent_dma_mask;
+ 			core->dma_dev = &core->dev;