adm8668: add 3.18 support

Signed-off-by: Florian Fainelli <florian@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@45094 3c298f89-4303-0410-b956-a3cf2f4a3e73

7 files changed, 1424 insertions, 0 deletions

diff --git a/target/linux/adm8668/patches-3.18/001-adm8668_arch.patch b/target/linux/adm8668/patches-3.18/001-adm8668_arch.patch
new file mode 100644
index 0000000000..80e9ed1bbc
--- /dev/null
+++ b/target/linux/adm8668/patches-3.18/001-adm8668_arch.patch
@@ -0,0 +1,48 @@
+--- a/arch/mips/Kbuild.platforms
++++ b/arch/mips/Kbuild.platforms
+@@ -30,6 +30,7 @@ platforms += sibyte
+ platforms += sni
+ platforms += txx9
+ platforms += vr41xx
++platforms += adm8668
+ 
+ # include the platform specific files
+ include $(patsubst %, $(srctree)/arch/mips/%/Platform, $(platforms))
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -136,6 +136,27 @@ config BCM47XX
+ 	help
+ 	 Support for BCM47XX based boards
+ 
++config ADM8668
++	bool "WildPass ADM8668"
++	select SYS_HAS_CPU_MIPS32_R1
++	select BOOT_RAW
++	select NO_EXCEPT_FILL
++	select IRQ_CPU
++	select CEVT_R4K
++	select CSRC_R4K
++	select HW_HAS_PCI
++	select PCI
++	select SYS_SUPPORTS_LITTLE_ENDIAN
++	select SYS_SUPPORTS_32BIT_KERNEL
++	select DMA_NONCOHERENT
++	select SWAP_IO_SPACE
++	select SYS_HAS_EARLY_PRINTK
++	select ARCH_REQUIRE_GPIOLIB
++	select HAVE_CLK
++	help
++		ADM8668 board support by neutronscott
++		Scott Nicholas <neutronscott@scottn.us>
++
+ config BCM63XX
+ 	bool "Broadcom BCM63XX based boards"
+ 	select BOOT_RAW
+@@ -834,6 +855,7 @@ config MIPS_PARAVIRT
+ 
+ endchoice
+ 
++source "arch/mips/adm8668/Kconfig"
+ source "arch/mips/alchemy/Kconfig"
+ source "arch/mips/ath79/Kconfig"
+ source "arch/mips/bcm47xx/Kconfig"
diff --git a/target/linux/adm8668/patches-3.18/002-adm8668_pci.patch b/target/linux/adm8668/patches-3.18/002-adm8668_pci.patch
new file mode 100644
index 0000000000..70ee00db5a
--- /dev/null
+++ b/target/linux/adm8668/patches-3.18/002-adm8668_pci.patch
@@ -0,0 +1,22 @@
+--- a/arch/mips/pci/Makefile
++++ b/arch/mips/pci/Makefile
+@@ -58,6 +58,7 @@ obj-$(CONFIG_MIKROTIK_RB532)	+= pci-rc32
+ obj-$(CONFIG_CAVIUM_OCTEON_SOC) += pci-octeon.o pcie-octeon.o
+ obj-$(CONFIG_CPU_XLR)		+= pci-xlr.o
+ obj-$(CONFIG_CPU_XLP)		+= pci-xlp.o
++obj-$(CONFIG_ADM8668)		+= pci-adm8668.o
+ 
+ ifdef CONFIG_PCI_MSI
+ obj-$(CONFIG_CAVIUM_OCTEON_SOC) += msi-octeon.o
+--- a/include/linux/pci_ids.h
++++ b/include/linux/pci_ids.h
+@@ -1820,6 +1820,9 @@
+ 
+ #define PCI_VENDOR_ID_CB		0x1307	/* Measurement Computing */
+ 
++#define PCI_VENDOR_ADMTEK		0x1317
++#define PCI_DEVICE_ID_ADM8668		0x8688
++
+ #define PCI_VENDOR_ID_SIIG		0x131f
+ #define PCI_SUBVENDOR_ID_SIIG		0x131f
+ #define PCI_DEVICE_ID_SIIG_1S_10x_550	0x1000
diff --git a/target/linux/adm8668/patches-3.18/003-adm8668_nor_map.patch b/target/linux/adm8668/patches-3.18/003-adm8668_nor_map.patch
new file mode 100644
index 0000000000..f7883cdb20
--- /dev/null
+++ b/target/linux/adm8668/patches-3.18/003-adm8668_nor_map.patch
@@ -0,0 +1,22 @@
+--- a/drivers/mtd/maps/Kconfig
++++ b/drivers/mtd/maps/Kconfig
+@@ -97,6 +97,12 @@ config MSP_FLASH_MAP_LIMIT
+ 	default "0x02000000"
+ 	depends on MSP_FLASH_MAP_LIMIT_32M
+ 
++config MTD_ADM8668_NOR
++	tristate "ADM8668 NOR mapping"
++	depends on ADM8668 && MTD_CFI
++	help
++	  mapping driver for ADM8668 NOR
++
+ config MTD_SUN_UFLASH
+ 	tristate "Sun Microsystems userflash support"
+ 	depends on SPARC && MTD_CFI && PCI
+--- a/drivers/mtd/maps/Makefile
++++ b/drivers/mtd/maps/Makefile
+@@ -43,3 +43,4 @@ obj-$(CONFIG_MTD_VMU)		+= vmu-flash.o
+ obj-$(CONFIG_MTD_GPIO_ADDR)	+= gpio-addr-flash.o
+ obj-$(CONFIG_MTD_LATCH_ADDR)	+= latch-addr-flash.o
+ obj-$(CONFIG_MTD_LANTIQ)	+= lantiq-flash.o
++obj-$(CONFIG_MTD_ADM8668_NOR)	+= adm8668.o
diff --git a/target/linux/adm8668/patches-3.18/004-tulip_pci_split.patch b/target/linux/adm8668/patches-3.18/004-tulip_pci_split.patch
new file mode 100644
index 0000000000..e57bdb73cc
--- /dev/null
+++ b/target/linux/adm8668/patches-3.18/004-tulip_pci_split.patch
@@ -0,0 +1,452 @@
+--- a/drivers/net/ethernet/dec/tulip/tulip_core.c
++++ b/drivers/net/ethernet/dec/tulip/tulip_core.c
+@@ -207,6 +207,7 @@ struct tulip_chip_table tulip_tbl[] = {
+ };
+ 
+ 
++#ifdef CONFIG_TULIP_PCI
+ static const struct pci_device_id tulip_pci_tbl[] = {
+ 	{ 0x1011, 0x0009, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DC21140 },
+ 	{ 0x1011, 0x0019, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DC21143 },
+@@ -250,7 +251,7 @@ static const struct pci_device_id tulip_
+ 	{ } /* terminate list */
+ };
+ MODULE_DEVICE_TABLE(pci, tulip_pci_tbl);
+-
++#endif
+ 
+ /* A full-duplex map for media types. */
+ const char tulip_media_cap[32] =
+@@ -268,11 +269,14 @@ static void tulip_down(struct net_device
+ static struct net_device_stats *tulip_get_stats(struct net_device *dev);
+ static int private_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
+ static void set_rx_mode(struct net_device *dev);
++#ifdef CONFIG_TULIP_PCI
+ static void tulip_set_wolopts(struct pci_dev *pdev, u32 wolopts);
++#endif
+ #ifdef CONFIG_NET_POLL_CONTROLLER
+ static void poll_tulip(struct net_device *dev);
+ #endif
+ 
++#ifdef CONFIG_TULIP_PCI
+ static void tulip_set_power_state (struct tulip_private *tp,
+ 				   int sleep, int snooze)
+ {
+@@ -289,7 +293,7 @@ static void tulip_set_power_state (struc
+ 	}
+ 
+ }
+-
++#endif
+ 
+ static void tulip_up(struct net_device *dev)
+ {
+@@ -303,6 +307,7 @@ static void tulip_up(struct net_device *
+ 	napi_enable(&tp->napi);
+ #endif
+ 
++#ifdef CONFIG_TULIP_PCI
+ 	/* Wake the chip from sleep/snooze mode. */
+ 	tulip_set_power_state (tp, 0, 0);
+ 
+@@ -310,6 +315,7 @@ static void tulip_up(struct net_device *
+ 	pci_enable_wake(tp->pdev, PCI_D3hot, 0);
+ 	pci_enable_wake(tp->pdev, PCI_D3cold, 0);
+ 	tulip_set_wolopts(tp->pdev, 0);
++#endif
+ 
+ 	/* On some chip revs we must set the MII/SYM port before the reset!? */
+ 	if (tp->mii_cnt  ||  (tp->mtable  &&  tp->mtable->has_mii))
+@@ -317,18 +323,22 @@ static void tulip_up(struct net_device *
+ 
+ 	/* Reset the chip, holding bit 0 set at least 50 PCI cycles. */
+ 	iowrite32(0x00000001, ioaddr + CSR0);
++#ifdef CONFIG_TULIP_PCI
+ 	pci_read_config_dword(tp->pdev, PCI_COMMAND, &reg);  /* flush write */
++#endif
+ 	udelay(100);
+ 
+ 	/* Deassert reset.
+ 	   Wait the specified 50 PCI cycles after a reset by initializing
+ 	   Tx and Rx queues and the address filter list. */
+ 	iowrite32(tp->csr0, ioaddr + CSR0);
++#ifdef CONFIG_TULIP_PCI
+ 	pci_read_config_dword(tp->pdev, PCI_COMMAND, &reg);  /* flush write */
++#endif
+ 	udelay(100);
+ 
+ 	if (tulip_debug > 1)
+-		netdev_dbg(dev, "tulip_up(), irq==%d\n", tp->pdev->irq);
++		netdev_dbg(dev, "tulip_up(), irq==%d\n", tp->irq);
+ 
+ 	iowrite32(tp->rx_ring_dma, ioaddr + CSR3);
+ 	iowrite32(tp->tx_ring_dma, ioaddr + CSR4);
+@@ -362,9 +372,11 @@ static void tulip_up(struct net_device *
+ 		*setup_frm++ = eaddrs[1]; *setup_frm++ = eaddrs[1];
+ 		*setup_frm++ = eaddrs[2]; *setup_frm++ = eaddrs[2];
+ 
++#ifdef CONFIG_TULIP_PCI
+ 		mapping = pci_map_single(tp->pdev, tp->setup_frame,
+ 					 sizeof(tp->setup_frame),
+ 					 PCI_DMA_TODEVICE);
++#endif
+ 		tp->tx_buffers[tp->cur_tx].skb = NULL;
+ 		tp->tx_buffers[tp->cur_tx].mapping = mapping;
+ 
+@@ -520,7 +532,7 @@ tulip_open(struct net_device *dev)
+ 
+ 	tulip_init_ring (dev);
+ 
+-	retval = request_irq(tp->pdev->irq, tulip_interrupt, IRQF_SHARED,
++	retval = request_irq(tp->irq, tulip_interrupt, IRQF_SHARED,
+ 			     dev->name, dev);
+ 	if (retval)
+ 		goto free_ring;
+@@ -644,8 +656,10 @@ static void tulip_init_ring(struct net_d
+ 		tp->rx_buffers[i].skb = skb;
+ 		if (skb == NULL)
+ 			break;
++#ifdef CONFIG_TULIP_PCI
+ 		mapping = pci_map_single(tp->pdev, skb->data,
+ 					 PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
++#endif
+ 		tp->rx_buffers[i].mapping = mapping;
+ 		tp->rx_ring[i].status = cpu_to_le32(DescOwned);	/* Owned by Tulip chip */
+ 		tp->rx_ring[i].buffer1 = cpu_to_le32(mapping);
+@@ -678,8 +692,10 @@ tulip_start_xmit(struct sk_buff *skb, st
+ 	entry = tp->cur_tx % TX_RING_SIZE;
+ 
+ 	tp->tx_buffers[entry].skb = skb;
++#ifdef CONFIG_TULIP_PCI
+ 	mapping = pci_map_single(tp->pdev, skb->data,
+ 				 skb->len, PCI_DMA_TODEVICE);
++#endif
+ 	tp->tx_buffers[entry].mapping = mapping;
+ 	tp->tx_ring[entry].buffer1 = cpu_to_le32(mapping);
+ 
+@@ -730,16 +746,19 @@ static void tulip_clean_tx_ring(struct t
+ 		if (tp->tx_buffers[entry].skb == NULL) {
+ 			/* test because dummy frames not mapped */
+ 			if (tp->tx_buffers[entry].mapping)
++#ifdef CONFIG_TULIP_PCI
+ 				pci_unmap_single(tp->pdev,
+ 					tp->tx_buffers[entry].mapping,
+ 					sizeof(tp->setup_frame),
+ 					PCI_DMA_TODEVICE);
++#endif
+ 			continue;
+ 		}
+-
++#ifdef CONFIG_TULIP_PCI
+ 		pci_unmap_single(tp->pdev, tp->tx_buffers[entry].mapping,
+ 				tp->tx_buffers[entry].skb->len,
+ 				PCI_DMA_TODEVICE);
++#endif
+ 
+ 		/* Free the original skb. */
+ 		dev_kfree_skb_irq(tp->tx_buffers[entry].skb);
+@@ -790,7 +809,9 @@ static void tulip_down (struct net_devic
+ 	dev->if_port = tp->saved_if_port;
+ 
+ 	/* Leave the driver in snooze, not sleep, mode. */
++#ifdef CONFIG_TULIP_PCI
+ 	tulip_set_power_state (tp, 0, 1);
++#endif
+ }
+ 
+ static void tulip_free_ring (struct net_device *dev)
+@@ -811,8 +832,10 @@ static void tulip_free_ring (struct net_
+ 		/* An invalid address. */
+ 		tp->rx_ring[i].buffer1 = cpu_to_le32(0xBADF00D0);
+ 		if (skb) {
++#ifdef CONFIG_TULIP_PCI
+ 			pci_unmap_single(tp->pdev, mapping, PKT_BUF_SZ,
+ 					 PCI_DMA_FROMDEVICE);
++#endif
+ 			dev_kfree_skb (skb);
+ 		}
+ 	}
+@@ -821,8 +844,10 @@ static void tulip_free_ring (struct net_
+ 		struct sk_buff *skb = tp->tx_buffers[i].skb;
+ 
+ 		if (skb != NULL) {
++#ifdef CONFIG_TULIP_PCI
+ 			pci_unmap_single(tp->pdev, tp->tx_buffers[i].mapping,
+ 					 skb->len, PCI_DMA_TODEVICE);
++#endif
+ 			dev_kfree_skb (skb);
+ 		}
+ 		tp->tx_buffers[i].skb = NULL;
+@@ -843,7 +868,7 @@ static int tulip_close (struct net_devic
+ 		netdev_dbg(dev, "Shutting down ethercard, status was %02x\n",
+ 			   ioread32 (ioaddr + CSR5));
+ 
+-	free_irq (tp->pdev->irq, dev);
++	free_irq (tp->irq, dev);
+ 
+ 	tulip_free_ring (dev);
+ 
+@@ -874,7 +899,9 @@ static void tulip_get_drvinfo(struct net
+ 	struct tulip_private *np = netdev_priv(dev);
+ 	strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
+ 	strlcpy(info->version, DRV_VERSION, sizeof(info->version));
++#ifdef CONFIG_TULIP_PCI
+ 	strlcpy(info->bus_info, pci_name(np->pdev), sizeof(info->bus_info));
++#endif
+ }
+ 
+ 
+@@ -887,7 +914,9 @@ static int tulip_ethtool_set_wol(struct
+ 		   return -EOPNOTSUPP;
+ 
+ 	tp->wolinfo.wolopts = wolinfo->wolopts;
+-	device_set_wakeup_enable(&tp->pdev->dev, tp->wolinfo.wolopts);
++#ifdef CONFIG_TULIP_PCI
++	device_set_wakeup_enable(tp->kdev, tp->wolinfo.wolopts);
++#endif
+ 	return 0;
+ }
+ 
+@@ -1165,9 +1194,11 @@ static void set_rx_mode(struct net_devic
+ 
+ 			tp->tx_buffers[entry].skb = NULL;
+ 			tp->tx_buffers[entry].mapping =
++#ifdef CONFIG_TULIP_PCI
+ 				pci_map_single(tp->pdev, tp->setup_frame,
+ 					       sizeof(tp->setup_frame),
+ 					       PCI_DMA_TODEVICE);
++#endif
+ 			/* Put the setup frame on the Tx list. */
+ 			if (entry == TX_RING_SIZE-1)
+ 				tx_flags |= DESC_RING_WRAP;		/* Wrap ring. */
+@@ -1264,19 +1295,22 @@ out:
+ 		netdev_dbg(dev, "MWI config cacheline=%d, csr0=%08x\n",
+ 			   cache, csr0);
+ }
+-#endif
+ 
+ /*
+  *	Chips that have the MRM/reserved bit quirk and the burst quirk. That
+  *	is the DM910X and the on chip ULi devices
+  */
++#endif
+ 
++#ifdef CONFIG_TULIP_PCI
+ static int tulip_uli_dm_quirk(struct pci_dev *pdev)
+ {
+ 	if (pdev->vendor == 0x1282 && pdev->device == 0x9102)
+ 		return 1;
+ 	return 0;
+ }
++#endif
++
+ 
+ static const struct net_device_ops tulip_netdev_ops = {
+ 	.ndo_open		= tulip_open,
+@@ -1294,6 +1328,7 @@ static const struct net_device_ops tulip
+ #endif
+ };
+ 
++#ifdef CONFIG_TULIP_PCI
+ const struct pci_device_id early_486_chipsets[] = {
+ 	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82424) },
+ 	{ PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_496) },
+@@ -1471,6 +1506,8 @@ static int tulip_init_one(struct pci_dev
+ 		}
+ 	}
+ 	tp->pdev = pdev;
++	tp->kdev = &pdev->dev;
++	tp->irq = irq;
+ 	tp->base_addr = ioaddr;
+ 	tp->revision = pdev->revision;
+ 	tp->csr0 = csr0;
+@@ -1801,6 +1838,7 @@ err_out_free_netdev:
+ }
+ 
+ 
++#ifdef CONFIG_TULIP_PCI
+ /* set the registers according to the given wolopts */
+ static void tulip_set_wolopts (struct pci_dev *pdev, u32 wolopts)
+ {
+@@ -1829,6 +1867,7 @@ static void tulip_set_wolopts (struct pc
+ 		iowrite32(tmp, ioaddr + CSR13);
+ 	}
+ }
++#endif
+ 
+ #ifdef CONFIG_PM
+ 
+@@ -1943,6 +1982,7 @@ static void tulip_remove_one(struct pci_
+ 
+ 	/* pci_power_off (pdev, -1); */
+ }
++#endif /* CONFIG_TULIP_PCI */
+ 
+ #ifdef CONFIG_NET_POLL_CONTROLLER
+ /*
+@@ -1964,7 +2004,8 @@ static void poll_tulip (struct net_devic
+ }
+ #endif
+ 
+-static struct pci_driver tulip_driver = {
++#ifdef CONFIG_TULIP_PCI
++static struct pci_driver tulip_pci_driver = {
+ 	.name		= DRV_NAME,
+ 	.id_table	= tulip_pci_tbl,
+ 	.probe		= tulip_init_one,
+@@ -1974,10 +2015,12 @@ static struct pci_driver tulip_driver =
+ 	.resume		= tulip_resume,
+ #endif /* CONFIG_PM */
+ };
++#endif
+ 
+ 
+ static int __init tulip_init (void)
+ {
++	int ret = 0;
+ #ifdef MODULE
+ 	pr_info("%s", version);
+ #endif
+@@ -1987,13 +2030,18 @@ static int __init tulip_init (void)
+ 	tulip_max_interrupt_work = max_interrupt_work;
+ 
+ 	/* probe for and init boards */
+-	return pci_register_driver(&tulip_driver);
++#ifdef CONFIG_TULIP_PCI
++	ret = pci_register_driver(&tulip_pci_driver);
++#endif
++	return ret;
+ }
+ 
+ 
+ static void __exit tulip_cleanup (void)
+ {
+-	pci_unregister_driver (&tulip_driver);
++#ifdef CONFIG_TULIP_PCI
++	pci_unregister_driver (&tulip_pci_driver);
++#endif
+ }
+ 
+ 
+--- a/drivers/net/ethernet/dec/tulip/interrupt.c
++++ b/drivers/net/ethernet/dec/tulip/interrupt.c
+@@ -73,10 +73,11 @@ int tulip_refill_rx(struct net_device *d
+ 				netdev_alloc_skb(dev, PKT_BUF_SZ);
+ 			if (skb == NULL)
+ 				break;
+-
++#ifdef CONFIG_TULIP_PCI
+ 			mapping = pci_map_single(tp->pdev, skb->data, PKT_BUF_SZ,
+ 						 PCI_DMA_FROMDEVICE);
+-			if (dma_mapping_error(&tp->pdev->dev, mapping)) {
++#endif
++			if (dma_mapping_error(tp->kdev, mapping)) {
+ 				dev_kfree_skb(skb);
+ 				tp->rx_buffers[entry].skb = NULL;
+ 				break;
+@@ -210,9 +211,11 @@ int tulip_poll(struct napi_struct *napi,
+                                if (pkt_len < tulip_rx_copybreak &&
+                                    (skb = netdev_alloc_skb(dev, pkt_len + 2)) != NULL) {
+                                        skb_reserve(skb, 2);    /* 16 byte align the IP header */
++#ifdef CONFIG_TULIP_PCI
+                                        pci_dma_sync_single_for_cpu(tp->pdev,
+ 								   tp->rx_buffers[entry].mapping,
+ 								   pkt_len, PCI_DMA_FROMDEVICE);
++#endif
+ #if ! defined(__alpha__)
+                                        skb_copy_to_linear_data(skb, tp->rx_buffers[entry].skb->data,
+                                                         pkt_len);
+@@ -222,9 +225,11 @@ int tulip_poll(struct napi_struct *napi,
+                                               tp->rx_buffers[entry].skb->data,
+                                               pkt_len);
+ #endif
++#ifdef CONFIG_TULIP_PCI
+                                        pci_dma_sync_single_for_device(tp->pdev,
+ 								      tp->rx_buffers[entry].mapping,
+ 								      pkt_len, PCI_DMA_FROMDEVICE);
++#endif
+                                } else {        /* Pass up the skb already on the Rx ring. */
+                                        char *temp = skb_put(skb = tp->rx_buffers[entry].skb,
+                                                             pkt_len);
+@@ -239,9 +244,10 @@ int tulip_poll(struct napi_struct *napi,
+ 						       skb->head, temp);
+                                        }
+ #endif
+-
++#ifdef CONFIG_TULIP_PCI
+                                        pci_unmap_single(tp->pdev, tp->rx_buffers[entry].mapping,
+                                                         PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
++#endif
+ 
+                                        tp->rx_buffers[entry].skb = NULL;
+                                        tp->rx_buffers[entry].mapping = 0;
+@@ -597,10 +603,12 @@ irqreturn_t tulip_interrupt(int irq, voi
+ 				if (tp->tx_buffers[entry].skb == NULL) {
+ 					/* test because dummy frames not mapped */
+ 					if (tp->tx_buffers[entry].mapping)
++#ifdef CONFIG_TULIP_PCI
+ 						pci_unmap_single(tp->pdev,
+ 							 tp->tx_buffers[entry].mapping,
+ 							 sizeof(tp->setup_frame),
+ 							 PCI_DMA_TODEVICE);
++#endif
+ 					continue;
+ 				}
+ 
+@@ -628,10 +636,11 @@ irqreturn_t tulip_interrupt(int irq, voi
+ 					dev->stats.collisions += (status >> 3) & 15;
+ 					dev->stats.tx_packets++;
+ 				}
+-
++#ifdef CONFIG_TULIP_PCI
+ 				pci_unmap_single(tp->pdev, tp->tx_buffers[entry].mapping,
+ 						 tp->tx_buffers[entry].skb->len,
+ 						 PCI_DMA_TODEVICE);
++#endif
+ 
+ 				/* Free the original skb. */
+ 				dev_kfree_skb_irq(tp->tx_buffers[entry].skb);
+--- a/drivers/net/ethernet/dec/tulip/Kconfig
++++ b/drivers/net/ethernet/dec/tulip/Kconfig
+@@ -40,8 +40,12 @@ config DE2104X_DSL
+ 	  Default is 0, and range is 0 to 31.
+ 
+ config TULIP
++	tristate
++
++config TULIP_PCI
+ 	tristate "DECchip Tulip (dc2114x) PCI support"
+ 	depends on PCI
++	select TULIP
+ 	select CRC32
+ 	---help---
+ 	  This driver is developed for the SMC EtherPower series Ethernet
+@@ -58,7 +62,7 @@ config TULIP
+ 
+ config TULIP_MWI
+ 	bool "New bus configuration"
+-	depends on TULIP
++	depends on TULIP_PCI
+ 	---help---
+ 	  This configures your Tulip card specifically for the card and
+ 	  system cache line size type you are using.
+@@ -69,7 +73,7 @@ config TULIP_MWI
+ 
+ config TULIP_MMIO
+ 	bool "Use PCI shared mem for NIC registers"
+-	depends on TULIP
++	depends on TULIP_PCI
+ 	---help---
+ 	  Use PCI shared memory for the NIC registers, rather than going through
+ 	  the Tulip's PIO (programmed I/O ports).  Faster, but could produce
+--- a/drivers/net/ethernet/dec/tulip/tulip.h
++++ b/drivers/net/ethernet/dec/tulip/tulip.h
+@@ -447,6 +447,8 @@ struct tulip_private {
+ 	int cur_index;		/* Current media index. */
+ 	int saved_if_port;
+ 	struct pci_dev *pdev;
++	struct device *kdev;
++	int irq;
+ 	int ttimer;
+ 	int susp_rx;
+ 	unsigned long nir;
diff --git a/target/linux/adm8668/patches-3.18/005-tulip_platform.patch b/target/linux/adm8668/patches-3.18/005-tulip_platform.patch
new file mode 100644
index 0000000000..bddc572c66
--- /dev/null
+++ b/target/linux/adm8668/patches-3.18/005-tulip_platform.patch
@@ -0,0 +1,490 @@
+--- a/drivers/net/ethernet/dec/tulip/Kconfig
++++ b/drivers/net/ethernet/dec/tulip/Kconfig
+@@ -60,6 +60,14 @@ config TULIP_PCI
+ 	  To compile this driver as a module, choose M here. The module will
+ 	  be called tulip.
+ 
++config TULIP_PLATFORM
++	tristate "DECchip Tulip (dc2114x) Platform support"
++	depends on HAS_IOMEM
++	select TULIP
++	select CRC32
++	---help---
++	   This driver is for the platform variant.
++
+ config TULIP_MWI
+ 	bool "New bus configuration"
+ 	depends on TULIP_PCI
+--- a/drivers/net/ethernet/dec/tulip/tulip_core.c
++++ b/drivers/net/ethernet/dec/tulip/tulip_core.c
+@@ -27,6 +27,8 @@
+ #include <linux/init.h>
+ #include <linux/interrupt.h>
+ #include <linux/etherdevice.h>
++#include <linux/platform_device.h>
++#include <linux/platform_data/tulip.h>
+ #include <linux/delay.h>
+ #include <linux/mii.h>
+ #include <linux/crc32.h>
+@@ -204,6 +206,9 @@ struct tulip_chip_table tulip_tbl[] = {
+   { "Conexant LANfinity", 256, 0x0001ebef,
+ 	HAS_MII | HAS_ACPI, tulip_timer, tulip_media_task },
+ 
++  { "Infineon ADM8668", 256, 0x0001a451,
++	MC_HASH_ONLY | COMET_MAC_ADDR, tulip_timer, tulip_media_task, },
++
+ };
+ 
+ 
+@@ -377,6 +382,11 @@ static void tulip_up(struct net_device *
+ 					 sizeof(tp->setup_frame),
+ 					 PCI_DMA_TODEVICE);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++		mapping = dma_map_single(&tp->pldev->dev, tp->setup_frame,
++					 sizeof(tp->setup_frame),
++					 DMA_TO_DEVICE);
++#endif
+ 		tp->tx_buffers[tp->cur_tx].skb = NULL;
+ 		tp->tx_buffers[tp->cur_tx].mapping = mapping;
+ 
+@@ -396,6 +406,7 @@ static void tulip_up(struct net_device *
+ 	i = 0;
+ 	if (tp->mtable == NULL)
+ 		goto media_picked;
++
+ 	if (dev->if_port) {
+ 		int looking_for = tulip_media_cap[dev->if_port] & MediaIsMII ? 11 :
+ 			(dev->if_port == 12 ? 0 : dev->if_port);
+@@ -489,6 +500,10 @@ media_picked:
+ 		iowrite32(ioread32(ioaddr + 0x88) | 1, ioaddr + 0x88);
+ 		dev->if_port = tp->mii_cnt ? 11 : 0;
+ 		tp->csr6 = 0x00040000;
++	} else if (tp->chip_id == ADM8668) {
++		/* Enable automatic Tx underrun recovery. */
++		iowrite32(ioread32(ioaddr + 0x88) | 1, ioaddr + 0x88);
++		tp->csr6 = 0x00040000;
+ 	} else if (tp->chip_id == AX88140) {
+ 		tp->csr6 = tp->mii_cnt ? 0x00040100 : 0x00000100;
+ 	} else
+@@ -660,6 +675,10 @@ static void tulip_init_ring(struct net_d
+ 		mapping = pci_map_single(tp->pdev, skb->data,
+ 					 PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++		mapping = dma_map_single(&tp->pldev->dev, skb->data,
++					PKT_BUF_SZ, DMA_FROM_DEVICE);
++#endif
+ 		tp->rx_buffers[i].mapping = mapping;
+ 		tp->rx_ring[i].status = cpu_to_le32(DescOwned);	/* Owned by Tulip chip */
+ 		tp->rx_ring[i].buffer1 = cpu_to_le32(mapping);
+@@ -696,6 +715,11 @@ tulip_start_xmit(struct sk_buff *skb, st
+ 	mapping = pci_map_single(tp->pdev, skb->data,
+ 				 skb->len, PCI_DMA_TODEVICE);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++	mapping = dma_map_single(&tp->pldev->dev, skb->data,
++				 skb->len,
++				 DMA_TO_DEVICE);
++#endif
+ 	tp->tx_buffers[entry].mapping = mapping;
+ 	tp->tx_ring[entry].buffer1 = cpu_to_le32(mapping);
+ 
+@@ -752,6 +776,13 @@ static void tulip_clean_tx_ring(struct t
+ 					sizeof(tp->setup_frame),
+ 					PCI_DMA_TODEVICE);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++				dma_unmap_single(&tp->pldev->dev,
++					tp->tx_buffers[entry].mapping,
++					sizeof(tp->setup_frame),
++					DMA_TO_DEVICE);
++#endif
++
+ 			continue;
+ 		}
+ #ifdef CONFIG_TULIP_PCI
+@@ -759,6 +790,11 @@ static void tulip_clean_tx_ring(struct t
+ 				tp->tx_buffers[entry].skb->len,
+ 				PCI_DMA_TODEVICE);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++		dma_unmap_single(&tp->pldev->dev, tp->tx_buffers[entry].mapping,
++				tp->tx_buffers[entry].skb->len,
++				DMA_TO_DEVICE);
++#endif
+ 
+ 		/* Free the original skb. */
+ 		dev_kfree_skb_irq(tp->tx_buffers[entry].skb);
+@@ -836,6 +872,10 @@ static void tulip_free_ring (struct net_
+ 			pci_unmap_single(tp->pdev, mapping, PKT_BUF_SZ,
+ 					 PCI_DMA_FROMDEVICE);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++			dma_unmap_single(&tp->pldev->dev, mapping, PKT_BUF_SZ,
++					DMA_FROM_DEVICE);
++#endif
+ 			dev_kfree_skb (skb);
+ 		}
+ 	}
+@@ -848,6 +888,10 @@ static void tulip_free_ring (struct net_
+ 			pci_unmap_single(tp->pdev, tp->tx_buffers[i].mapping,
+ 					 skb->len, PCI_DMA_TODEVICE);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++			dma_unmap_single(&tp->pldev->dev, tp->tx_buffers[i].mapping,
++					 skb->len, DMA_TO_DEVICE);
++#endif
+ 			dev_kfree_skb (skb);
+ 		}
+ 		tp->tx_buffers[i].skb = NULL;
+@@ -902,6 +946,9 @@ static void tulip_get_drvinfo(struct net
+ #ifdef CONFIG_TULIP_PCI
+ 	strlcpy(info->bus_info, pci_name(np->pdev), sizeof(info->bus_info));
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++	strlcpy(info->bus_info, "platform", sizeof(info->bus_info));
++#endif
+ }
+ 
+ 
+@@ -917,6 +964,9 @@ static int tulip_ethtool_set_wol(struct
+ #ifdef CONFIG_TULIP_PCI
+ 	device_set_wakeup_enable(tp->kdev, tp->wolinfo.wolopts);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++	device_set_wakeup_enable(&tp->pldev->dev, tp->wolinfo.wolopts);
++#endif
+ 	return 0;
+ }
+ 
+@@ -1192,13 +1242,20 @@ static void set_rx_mode(struct net_devic
+ 
+ 			}
+ 
++#ifdef CONFIG_TULIP_PCI
+ 			tp->tx_buffers[entry].skb = NULL;
+ 			tp->tx_buffers[entry].mapping =
+-#ifdef CONFIG_TULIP_PCI
+ 				pci_map_single(tp->pdev, tp->setup_frame,
+ 					       sizeof(tp->setup_frame),
+ 					       PCI_DMA_TODEVICE);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++			tp->tx_buffers[entry].skb = NULL;
++			tp->tx_buffers[entry].mapping =
++				dma_map_single(&tp->pldev->dev, tp->setup_frame,
++					       sizeof(tp->setup_frame),
++					       DMA_TO_DEVICE);
++#endif
+ 			/* Put the setup frame on the Tx list. */
+ 			if (entry == TX_RING_SIZE-1)
+ 				tx_flags |= DESC_RING_WRAP;		/* Wrap ring. */
+@@ -1218,6 +1275,9 @@ static void set_rx_mode(struct net_devic
+ 		spin_unlock_irqrestore(&tp->lock, flags);
+ 	}
+ 
++	if (tp->chip_id == ADM8668)
++		csr6 |= (1 << 9);	/* force 100Mbps full duplex */
++
+ 	iowrite32(csr6, ioaddr + CSR6);
+ }
+ 
+@@ -1984,6 +2044,126 @@ static void tulip_remove_one(struct pci_
+ }
+ #endif /* CONFIG_TULIP_PCI */
+ 
++#ifdef CONFIG_TULIP_PLATFORM
++static int tulip_probe(struct platform_device *pdev)
++{
++	struct tulip_private *tp;
++	struct tulip_platform_data *pdata;
++	struct net_device *dev;
++	struct resource *res;
++	void __iomem *ioaddr;
++	int irq;
++
++	if (pdev->id < 0 || pdev->id >= MAX_UNITS)
++		return -EINVAL;
++
++	if (!(res = platform_get_resource(pdev, IORESOURCE_IRQ, 0)))
++		return -ENODEV;
++	irq = res->start;
++	if (!(res = platform_get_resource(pdev, IORESOURCE_MEM, 0)))
++		return -ENODEV;
++	if (!(ioaddr = ioremap(res->start, res->end - res->start)))
++		return -ENODEV;
++
++	pdata = pdev->dev.platform_data;
++	if (!pdata)
++		return -ENODEV;
++
++	if (!(dev = alloc_etherdev(sizeof (*tp))))
++		return -ENOMEM;
++
++	/* setup net dev */
++	dev->base_addr = (unsigned long)res->start;
++	dev->irq = irq;
++	SET_NETDEV_DEV(dev, &pdev->dev);
++
++	/* tulip private struct */
++	tp = netdev_priv(dev);
++	tp->dev = dev;
++	tp->base_addr = ioaddr;
++	tp->csr0 = 0;
++	tp->pldev = pdev;
++	tp->kdev = &pdev->dev;
++	tp->irq = irq;
++	tp->rx_ring = dma_alloc_coherent(&pdev->dev,
++				sizeof(struct tulip_rx_desc) * RX_RING_SIZE +
++				sizeof(struct tulip_tx_desc) * TX_RING_SIZE,
++				&tp->rx_ring_dma, GFP_KERNEL);
++	if (!tp->rx_ring)
++		return -ENODEV;
++	tp->tx_ring = (struct tulip_tx_desc *)(tp->rx_ring + RX_RING_SIZE);
++	tp->tx_ring_dma = tp->rx_ring_dma + sizeof(struct tulip_rx_desc) * RX_RING_SIZE;
++
++	tp->chip_id = pdata->chip_id;
++	tp->flags = tulip_tbl[tp->chip_id].flags;
++
++	spin_lock_init(&tp->lock);
++	spin_lock_init(&tp->mii_lock);
++
++	init_timer(&tp->timer);
++	tp->timer.data = (unsigned long)dev;
++	tp->timer.function = tulip_tbl[tp->chip_id].media_timer;
++
++	INIT_WORK(&tp->media_work, tulip_tbl[tp->chip_id].media_task);
++
++	/* Stop the chip's Tx and Rx processes. */
++	tulip_stop_rxtx(tp);
++
++	/* Clear the missed-packet counter. */
++	ioread32(ioaddr + CSR8);
++
++	if (!is_valid_ether_addr(pdata->mac)) {
++		dev_info(&pdev->dev, "generating random ethernet MAC\n");
++		random_ether_addr(dev->dev_addr);
++	} else
++		memcpy(dev->dev_addr, pdata->mac, ETH_ALEN);
++
++	/* The Tulip-specific entries in the device structure. */
++	dev->netdev_ops = &tulip_netdev_ops;
++	dev->watchdog_timeo = TX_TIMEOUT;
++	netif_napi_add(dev, &tp->napi, tulip_poll, 16);
++	dev->ethtool_ops = &ops;
++
++	if (register_netdev(dev))
++		goto err_out_free_ring;
++
++	dev_info(&dev->dev,
++		 "tulip_platform (%s) at MMIO %#lx %pM, IRQ %d\n",
++		 tulip_tbl[tp->chip_id].chip_name,
++		 (unsigned long)dev->base_addr, dev->dev_addr, irq);
++
++	platform_set_drvdata(pdev, dev);
++	return 0;
++
++err_out_free_ring:
++	dma_free_coherent(&pdev->dev,
++		     sizeof (struct tulip_rx_desc) * RX_RING_SIZE +
++		     sizeof (struct tulip_tx_desc) * TX_RING_SIZE,
++		     tp->rx_ring, tp->rx_ring_dma);
++	return -ENODEV;
++}
++
++static int tulip_remove(struct platform_device *pdev)
++{
++	struct net_device *dev = platform_get_drvdata (pdev);
++	struct tulip_private *tp;
++
++	if (!dev)
++		return -ENODEV;
++
++	tp = netdev_priv(dev);
++	unregister_netdev(dev);
++	dma_free_coherent(&pdev->dev,
++			     sizeof (struct tulip_rx_desc) * RX_RING_SIZE +
++			     sizeof (struct tulip_tx_desc) * TX_RING_SIZE,
++			     tp->rx_ring, tp->rx_ring_dma);
++	iounmap(tp->base_addr);
++	free_netdev(dev);
++	platform_set_drvdata(pdev, NULL);
++	return 0;
++}
++#endif
++
+ #ifdef CONFIG_NET_POLL_CONTROLLER
+ /*
+  * Polling 'interrupt' - used by things like netconsole to send skbs
+@@ -2017,6 +2197,17 @@ static struct pci_driver tulip_pci_drive
+ };
+ #endif
+ 
++#ifdef CONFIG_TULIP_PLATFORM
++static struct platform_driver tulip_platform_driver = {
++	.probe = tulip_probe,
++	.remove = tulip_remove,
++	.driver = {
++		.owner = THIS_MODULE,
++		.name = DRV_NAME,
++	},
++};
++#endif
++
+ 
+ static int __init tulip_init (void)
+ {
+@@ -2033,6 +2224,9 @@ static int __init tulip_init (void)
+ #ifdef CONFIG_TULIP_PCI
+ 	ret = pci_register_driver(&tulip_pci_driver);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++	ret = platform_driver_register(&tulip_platform_driver);
++#endif
+ 	return ret;
+ }
+ 
+@@ -2042,6 +2236,9 @@ static void __exit tulip_cleanup (void)
+ #ifdef CONFIG_TULIP_PCI
+ 	pci_unregister_driver (&tulip_pci_driver);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++	platform_driver_unregister (&tulip_platform_driver);
++#endif
+ }
+ 
+ 
+--- a/drivers/net/ethernet/dec/tulip/tulip.h
++++ b/drivers/net/ethernet/dec/tulip/tulip.h
+@@ -21,6 +21,8 @@
+ #include <linux/timer.h>
+ #include <linux/delay.h>
+ #include <linux/pci.h>
++#include <linux/platform_device.h>
++#include <linux/platform_data/tulip.h>
+ #include <asm/io.h>
+ #include <asm/irq.h>
+ #include <asm/unaligned.h>
+@@ -69,28 +71,6 @@ enum tbl_flag {
+ };
+ 
+ 
+-/* chip types.  careful!  order is VERY IMPORTANT here, as these
+- * are used throughout the driver as indices into arrays */
+-/* Note 21142 == 21143. */
+-enum chips {
+-	DC21040 = 0,
+-	DC21041 = 1,
+-	DC21140 = 2,
+-	DC21142 = 3, DC21143 = 3,
+-	LC82C168,
+-	MX98713,
+-	MX98715,
+-	MX98725,
+-	AX88140,
+-	PNIC2,
+-	COMET,
+-	COMPEX9881,
+-	I21145,
+-	DM910X,
+-	CONEXANT,
+-};
+-
+-
+ enum MediaIs {
+ 	MediaIsFD = 1,
+ 	MediaAlwaysFD = 2,
+@@ -446,7 +426,12 @@ struct tulip_private {
+ 	struct mediatable *mtable;
+ 	int cur_index;		/* Current media index. */
+ 	int saved_if_port;
++#ifdef CONFIG_TULIP_PCI
+ 	struct pci_dev *pdev;
++#endif
++#ifdef CONFIG_TULIP_PLATFORM
++	struct platform_device *pldev;
++#endif
+ 	struct device *kdev;
+ 	int irq;
+ 	int ttimer;
+--- a/drivers/net/ethernet/dec/tulip/interrupt.c
++++ b/drivers/net/ethernet/dec/tulip/interrupt.c
+@@ -77,6 +77,10 @@ int tulip_refill_rx(struct net_device *d
+ 			mapping = pci_map_single(tp->pdev, skb->data, PKT_BUF_SZ,
+ 						 PCI_DMA_FROMDEVICE);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++			mapping = dma_map_single(&tp->pldev->dev, skb->data, PKT_BUF_SZ,
++						 DMA_FROM_DEVICE);
++#endif
+ 			if (dma_mapping_error(tp->kdev, mapping)) {
+ 				dev_kfree_skb(skb);
+ 				tp->rx_buffers[entry].skb = NULL;
+@@ -204,8 +208,7 @@ int tulip_poll(struct napi_struct *napi,
+ 						dev->stats.rx_fifo_errors++;
+                                }
+                        } else {
+-                               struct sk_buff *skb;
+-
++				struct sk_buff *skb;
+                                /* Check if the packet is long enough to accept without copying
+                                   to a minimally-sized skbuff. */
+                                if (pkt_len < tulip_rx_copybreak &&
+@@ -248,6 +251,10 @@ int tulip_poll(struct napi_struct *napi,
+                                        pci_unmap_single(tp->pdev, tp->rx_buffers[entry].mapping,
+                                                         PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++				       dma_unmap_single(&tp->pldev->dev, tp->rx_buffers[entry].mapping,
++						       PKT_BUF_SZ, DMA_FROM_DEVICE);
++#endif
+ 
+                                        tp->rx_buffers[entry].skb = NULL;
+                                        tp->rx_buffers[entry].mapping = 0;
+@@ -641,6 +648,11 @@ irqreturn_t tulip_interrupt(int irq, voi
+ 						 tp->tx_buffers[entry].skb->len,
+ 						 PCI_DMA_TODEVICE);
+ #endif
++#ifdef CONFIG_TULIP_PLATFORM
++				dma_unmap_single(&tp->pldev->dev, tp->tx_buffers[entry].mapping,
++						 tp->tx_buffers[entry].skb->len,
++						 DMA_TO_DEVICE);
++#endif
+ 
+ 				/* Free the original skb. */
+ 				dev_kfree_skb_irq(tp->tx_buffers[entry].skb);
+--- /dev/null
++++ b/include/linux/platform_data/tulip.h
+@@ -0,0 +1,31 @@
++#ifndef _LINUX_TULIP_PDATA_H
++#define _LINUX_TULIP_PDATA_H
++
++/* chip types.  careful!  order is VERY IMPORTANT here, as these
++ * are used throughout the driver as indices into arrays */
++/* Note 21142 == 21143. */
++enum chips {
++	DC21040 = 0,
++	DC21041 = 1,
++	DC21140 = 2,
++	DC21142 = 3, DC21143 = 3,
++	LC82C168,
++	MX98713,
++	MX98715,
++	MX98725,
++	AX88140,
++	PNIC2,
++	COMET,
++	COMPEX9881,
++	I21145,
++	DM910X,
++	CONEXANT,
++	ADM8668,
++};
++
++struct tulip_platform_data {
++	u8		mac[6];
++	enum chips	chip_id;
++};
++
++#endif
diff --git a/target/linux/adm8668/patches-3.18/200-amba_pl010_hacks.patch b/target/linux/adm8668/patches-3.18/200-amba_pl010_hacks.patch
new file mode 100644
index 0000000000..66f4f2590b
--- /dev/null
+++ b/target/linux/adm8668/patches-3.18/200-amba_pl010_hacks.patch
@@ -0,0 +1,377 @@
+--- a/drivers/tty/serial/amba-pl010.c
++++ b/drivers/tty/serial/amba-pl010.c
+@@ -48,11 +48,10 @@
+ #include <linux/slab.h>
+ #include <linux/io.h>
+ 
+-#define UART_NR		8
+-
+ #define SERIAL_AMBA_MAJOR	204
+ #define SERIAL_AMBA_MINOR	16
+-#define SERIAL_AMBA_NR		UART_NR
++#define SERIAL_AMBA_NR		CONFIG_SERIAL_AMBA_PL010_NUMPORTS
++#define SERIAL_AMBA_NAME	CONFIG_SERIAL_AMBA_PL010_PORTNAME
+ 
+ #define AMBA_ISR_PASS_LIMIT	256
+ 
+@@ -78,9 +77,9 @@ static void pl010_stop_tx(struct uart_po
+ 	struct uart_amba_port *uap = (struct uart_amba_port *)port;
+ 	unsigned int cr;
+ 
+-	cr = readb(uap->port.membase + UART010_CR);
++	cr = __raw_readl(uap->port.membase + UART010_CR);
+ 	cr &= ~UART010_CR_TIE;
+-	writel(cr, uap->port.membase + UART010_CR);
++	__raw_writel(cr, uap->port.membase + UART010_CR);
+ }
+ 
+ static void pl010_start_tx(struct uart_port *port)
+@@ -88,9 +87,9 @@ static void pl010_start_tx(struct uart_p
+ 	struct uart_amba_port *uap = (struct uart_amba_port *)port;
+ 	unsigned int cr;
+ 
+-	cr = readb(uap->port.membase + UART010_CR);
++	cr = __raw_readl(uap->port.membase + UART010_CR);
+ 	cr |= UART010_CR_TIE;
+-	writel(cr, uap->port.membase + UART010_CR);
++	__raw_writel(cr, uap->port.membase + UART010_CR);
+ }
+ 
+ static void pl010_stop_rx(struct uart_port *port)
+@@ -98,9 +97,9 @@ static void pl010_stop_rx(struct uart_po
+ 	struct uart_amba_port *uap = (struct uart_amba_port *)port;
+ 	unsigned int cr;
+ 
+-	cr = readb(uap->port.membase + UART010_CR);
++	cr = __raw_readl(uap->port.membase + UART010_CR);
+ 	cr &= ~(UART010_CR_RIE | UART010_CR_RTIE);
+-	writel(cr, uap->port.membase + UART010_CR);
++	__raw_writel(cr, uap->port.membase + UART010_CR);
+ }
+ 
+ static void pl010_enable_ms(struct uart_port *port)
+@@ -108,18 +107,18 @@ static void pl010_enable_ms(struct uart_
+ 	struct uart_amba_port *uap = (struct uart_amba_port *)port;
+ 	unsigned int cr;
+ 
+-	cr = readb(uap->port.membase + UART010_CR);
++	cr = __raw_readl(uap->port.membase + UART010_CR);
+ 	cr |= UART010_CR_MSIE;
+-	writel(cr, uap->port.membase + UART010_CR);
++	__raw_writel(cr, uap->port.membase + UART010_CR);
+ }
+ 
+ static void pl010_rx_chars(struct uart_amba_port *uap)
+ {
+ 	unsigned int status, ch, flag, rsr, max_count = 256;
+ 
+-	status = readb(uap->port.membase + UART01x_FR);
++	status = __raw_readl(uap->port.membase + UART01x_FR);
+ 	while (UART_RX_DATA(status) && max_count--) {
+-		ch = readb(uap->port.membase + UART01x_DR);
++		ch = __raw_readl(uap->port.membase + UART01x_DR);
+ 		flag = TTY_NORMAL;
+ 
+ 		uap->port.icount.rx++;
+@@ -128,9 +127,9 @@ static void pl010_rx_chars(struct uart_a
+ 		 * Note that the error handling code is
+ 		 * out of the main execution path
+ 		 */
+-		rsr = readb(uap->port.membase + UART01x_RSR) | UART_DUMMY_RSR_RX;
++		rsr = __raw_readl(uap->port.membase + UART01x_RSR) | UART_DUMMY_RSR_RX;
+ 		if (unlikely(rsr & UART01x_RSR_ANY)) {
+-			writel(0, uap->port.membase + UART01x_ECR);
++			__raw_writel(0, uap->port.membase + UART01x_ECR);
+ 
+ 			if (rsr & UART01x_RSR_BE) {
+ 				rsr &= ~(UART01x_RSR_FE | UART01x_RSR_PE);
+@@ -160,7 +159,7 @@ static void pl010_rx_chars(struct uart_a
+ 		uart_insert_char(&uap->port, rsr, UART01x_RSR_OE, ch, flag);
+ 
+ 	ignore_char:
+-		status = readb(uap->port.membase + UART01x_FR);
++		status = __raw_readl(uap->port.membase + UART01x_FR);
+ 	}
+ 	spin_unlock(&uap->port.lock);
+ 	tty_flip_buffer_push(&uap->port.state->port);
+@@ -173,7 +172,7 @@ static void pl010_tx_chars(struct uart_a
+ 	int count;
+ 
+ 	if (uap->port.x_char) {
+-		writel(uap->port.x_char, uap->port.membase + UART01x_DR);
++		__raw_writel(uap->port.x_char, uap->port.membase + UART01x_DR);
+ 		uap->port.icount.tx++;
+ 		uap->port.x_char = 0;
+ 		return;
+@@ -185,7 +184,7 @@ static void pl010_tx_chars(struct uart_a
+ 
+ 	count = uap->port.fifosize >> 1;
+ 	do {
+-		writel(xmit->buf[xmit->tail], uap->port.membase + UART01x_DR);
++		__raw_writel(xmit->buf[xmit->tail], uap->port.membase + UART01x_DR);
+ 		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
+ 		uap->port.icount.tx++;
+ 		if (uart_circ_empty(xmit))
+@@ -203,9 +202,9 @@ static void pl010_modem_status(struct ua
+ {
+ 	unsigned int status, delta;
+ 
+-	writel(0, uap->port.membase + UART010_ICR);
++	__raw_writel(0, uap->port.membase + UART010_ICR);
+ 
+-	status = readb(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY;
++	status = __raw_readl(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY;
+ 
+ 	delta = status ^ uap->old_status;
+ 	uap->old_status = status;
+@@ -233,7 +232,7 @@ static irqreturn_t pl010_int(int irq, vo
+ 
+ 	spin_lock(&uap->port.lock);
+ 
+-	status = readb(uap->port.membase + UART010_IIR);
++	status = __raw_readl(uap->port.membase + UART010_IIR);
+ 	if (status) {
+ 		do {
+ 			if (status & (UART010_IIR_RTIS | UART010_IIR_RIS))
+@@ -246,7 +245,7 @@ static irqreturn_t pl010_int(int irq, vo
+ 			if (pass_counter-- == 0)
+ 				break;
+ 
+-			status = readb(uap->port.membase + UART010_IIR);
++			status = __raw_readl(uap->port.membase + UART010_IIR);
+ 		} while (status & (UART010_IIR_RTIS | UART010_IIR_RIS |
+ 				   UART010_IIR_TIS));
+ 		handled = 1;
+@@ -260,7 +259,7 @@ static irqreturn_t pl010_int(int irq, vo
+ static unsigned int pl010_tx_empty(struct uart_port *port)
+ {
+ 	struct uart_amba_port *uap = (struct uart_amba_port *)port;
+-	unsigned int status = readb(uap->port.membase + UART01x_FR);
++	unsigned int status = __raw_readl(uap->port.membase + UART01x_FR);
+ 	return status & UART01x_FR_BUSY ? 0 : TIOCSER_TEMT;
+ }
+ 
+@@ -270,7 +269,7 @@ static unsigned int pl010_get_mctrl(stru
+ 	unsigned int result = 0;
+ 	unsigned int status;
+ 
+-	status = readb(uap->port.membase + UART01x_FR);
++	status = __raw_readl(uap->port.membase + UART01x_FR);
+ 	if (status & UART01x_FR_DCD)
+ 		result |= TIOCM_CAR;
+ 	if (status & UART01x_FR_DSR)
+@@ -296,12 +295,12 @@ static void pl010_break_ctl(struct uart_
+ 	unsigned int lcr_h;
+ 
+ 	spin_lock_irqsave(&uap->port.lock, flags);
+-	lcr_h = readb(uap->port.membase + UART010_LCRH);
++	lcr_h = __raw_readl(uap->port.membase + UART010_LCRH);
+ 	if (break_state == -1)
+ 		lcr_h |= UART01x_LCRH_BRK;
+ 	else
+ 		lcr_h &= ~UART01x_LCRH_BRK;
+-	writel(lcr_h, uap->port.membase + UART010_LCRH);
++	__raw_writel(lcr_h, uap->port.membase + UART010_LCRH);
+ 	spin_unlock_irqrestore(&uap->port.lock, flags);
+ }
+ 
+@@ -329,12 +328,12 @@ static int pl010_startup(struct uart_por
+ 	/*
+ 	 * initialise the old status of the modem signals
+ 	 */
+-	uap->old_status = readb(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY;
++	uap->old_status = __raw_readl(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY;
+ 
+ 	/*
+ 	 * Finally, enable interrupts
+ 	 */
+-	writel(UART01x_CR_UARTEN | UART010_CR_RIE | UART010_CR_RTIE,
++	__raw_writel(UART01x_CR_UARTEN | UART010_CR_RIE | UART010_CR_RTIE,
+ 	       uap->port.membase + UART010_CR);
+ 
+ 	return 0;
+@@ -357,10 +356,10 @@ static void pl010_shutdown(struct uart_p
+ 	/*
+ 	 * disable all interrupts, disable the port
+ 	 */
+-	writel(0, uap->port.membase + UART010_CR);
++	__raw_writel(0, uap->port.membase + UART010_CR);
+ 
+ 	/* disable break condition and fifos */
+-	writel(readb(uap->port.membase + UART010_LCRH) &
++	__raw_writel(__raw_readl(uap->port.membase + UART010_LCRH) &
+ 		~(UART01x_LCRH_BRK | UART01x_LCRH_FEN),
+ 	       uap->port.membase + UART010_LCRH);
+ 
+@@ -382,7 +381,7 @@ pl010_set_termios(struct uart_port *port
+ 	/*
+ 	 * Ask the core to calculate the divisor for us.
+ 	 */
+-	baud = uart_get_baud_rate(port, termios, old, 0, uap->port.uartclk/16); 
++	baud = uart_get_baud_rate(port, termios, old, 0, uap->port.uartclk/16);
+ 	quot = uart_get_divisor(port, baud);
+ 
+ 	switch (termios->c_cflag & CSIZE) {
+@@ -445,25 +444,25 @@ pl010_set_termios(struct uart_port *port
+ 		uap->port.ignore_status_mask |= UART_DUMMY_RSR_RX;
+ 
+ 	/* first, disable everything */
+-	old_cr = readb(uap->port.membase + UART010_CR) & ~UART010_CR_MSIE;
++	old_cr = __raw_readl(uap->port.membase + UART010_CR) & ~UART010_CR_MSIE;
+ 
+ 	if (UART_ENABLE_MS(port, termios->c_cflag))
+ 		old_cr |= UART010_CR_MSIE;
+ 
+-	writel(0, uap->port.membase + UART010_CR);
++	__raw_writel(0, uap->port.membase + UART010_CR);
+ 
+ 	/* Set baud rate */
+ 	quot -= 1;
+-	writel((quot & 0xf00) >> 8, uap->port.membase + UART010_LCRM);
+-	writel(quot & 0xff, uap->port.membase + UART010_LCRL);
++	__raw_writel((quot & 0xf00) >> 8, uap->port.membase + UART010_LCRM);
++	__raw_writel(quot & 0xff, uap->port.membase + UART010_LCRL);
+ 
+ 	/*
+ 	 * ----------v----------v----------v----------v-----
+ 	 * NOTE: MUST BE WRITTEN AFTER UARTLCR_M & UARTLCR_L
+ 	 * ----------^----------^----------^----------^-----
+ 	 */
+-	writel(lcr_h, uap->port.membase + UART010_LCRH);
+-	writel(old_cr, uap->port.membase + UART010_CR);
++	__raw_writel(lcr_h, uap->port.membase + UART010_LCRH);
++	__raw_writel(old_cr, uap->port.membase + UART010_CR);
+ 
+ 	spin_unlock_irqrestore(&uap->port.lock, flags);
+ }
+@@ -545,7 +544,7 @@ static struct uart_ops amba_pl010_pops =
+ 	.verify_port	= pl010_verify_port,
+ };
+ 
+-static struct uart_amba_port *amba_ports[UART_NR];
++static struct uart_amba_port *amba_ports[SERIAL_AMBA_NR];
+ 
+ #ifdef CONFIG_SERIAL_AMBA_PL010_CONSOLE
+ 
+@@ -555,10 +554,10 @@ static void pl010_console_putchar(struct
+ 	unsigned int status;
+ 
+ 	do {
+-		status = readb(uap->port.membase + UART01x_FR);
++		status = __raw_readl(uap->port.membase + UART01x_FR);
+ 		barrier();
+ 	} while (!UART_TX_READY(status));
+-	writel(ch, uap->port.membase + UART01x_DR);
++	__raw_writel(ch, uap->port.membase + UART01x_DR);
+ }
+ 
+ static void
+@@ -572,8 +571,8 @@ pl010_console_write(struct console *co,
+ 	/*
+ 	 *	First save the CR then disable the interrupts
+ 	 */
+-	old_cr = readb(uap->port.membase + UART010_CR);
+-	writel(UART01x_CR_UARTEN, uap->port.membase + UART010_CR);
++	old_cr = __raw_readl(uap->port.membase + UART010_CR);
++	__raw_writel(UART01x_CR_UARTEN, uap->port.membase + UART010_CR);
+ 
+ 	uart_console_write(&uap->port, s, count, pl010_console_putchar);
+ 
+@@ -582,10 +581,10 @@ pl010_console_write(struct console *co,
+ 	 *	and restore the TCR
+ 	 */
+ 	do {
+-		status = readb(uap->port.membase + UART01x_FR);
++		status = __raw_readl(uap->port.membase + UART01x_FR);
+ 		barrier();
+ 	} while (status & UART01x_FR_BUSY);
+-	writel(old_cr, uap->port.membase + UART010_CR);
++	__raw_writel(old_cr, uap->port.membase + UART010_CR);
+ 
+ 	clk_disable(uap->clk);
+ }
+@@ -594,9 +593,9 @@ static void __init
+ pl010_console_get_options(struct uart_amba_port *uap, int *baud,
+ 			     int *parity, int *bits)
+ {
+-	if (readb(uap->port.membase + UART010_CR) & UART01x_CR_UARTEN) {
++	if (__raw_readl(uap->port.membase + UART010_CR) & UART01x_CR_UARTEN) {
+ 		unsigned int lcr_h, quot;
+-		lcr_h = readb(uap->port.membase + UART010_LCRH);
++		lcr_h = __raw_readl(uap->port.membase + UART010_LCRH);
+ 
+ 		*parity = 'n';
+ 		if (lcr_h & UART01x_LCRH_PEN) {
+@@ -611,8 +610,8 @@ pl010_console_get_options(struct uart_am
+ 		else
+ 			*bits = 8;
+ 
+-		quot = readb(uap->port.membase + UART010_LCRL) |
+-		       readb(uap->port.membase + UART010_LCRM) << 8;
++		quot = __raw_readl(uap->port.membase + UART010_LCRL) |
++		       __raw_readl(uap->port.membase + UART010_LCRM) << 8;
+ 		*baud = uap->port.uartclk / (16 * (quot + 1));
+ 	}
+ }
+@@ -631,7 +630,7 @@ static int __init pl010_console_setup(st
+ 	 * if so, search for the first available port that does have
+ 	 * console support.
+ 	 */
+-	if (co->index >= UART_NR)
++	if (co->index >= SERIAL_AMBA_NR)
+ 		co->index = 0;
+ 	uap = amba_ports[co->index];
+ 	if (!uap)
+@@ -653,7 +652,7 @@ static int __init pl010_console_setup(st
+ 
+ static struct uart_driver amba_reg;
+ static struct console amba_console = {
+-	.name		= "ttyAM",
++	.name		= SERIAL_AMBA_NAME,
+ 	.write		= pl010_console_write,
+ 	.device		= uart_console_device,
+ 	.setup		= pl010_console_setup,
+@@ -669,11 +668,11 @@ static struct console amba_console = {
+ 
+ static struct uart_driver amba_reg = {
+ 	.owner			= THIS_MODULE,
+-	.driver_name		= "ttyAM",
+-	.dev_name		= "ttyAM",
++	.driver_name		= SERIAL_AMBA_NAME,
++	.dev_name		= SERIAL_AMBA_NAME,
+ 	.major			= SERIAL_AMBA_MAJOR,
+ 	.minor			= SERIAL_AMBA_MINOR,
+-	.nr			= UART_NR,
++	.nr			= SERIAL_AMBA_NR,
+ 	.cons			= AMBA_CONSOLE,
+ };
+ 
+--- a/drivers/tty/serial/Kconfig
++++ b/drivers/tty/serial/Kconfig
+@@ -25,10 +25,25 @@ config SERIAL_AMBA_PL010
+ 	help
+ 	  This selects the ARM(R) AMBA(R) PrimeCell PL010 UART.  If you have
+ 	  an Integrator/AP or Integrator/PP2 platform, or if you have a
+-	  Cirrus Logic EP93xx CPU, say Y or M here.
++	  Cirrus Logic EP93xx CPU or an Infineon ADM5120 SOC, say Y or M here.
+ 
+ 	  If unsure, say N.
+ 
++config SERIAL_AMBA_PL010_NUMPORTS
++	int "Maximum number of AMBA PL010 serial ports"
++	depends on SERIAL_AMBA_PL010
++	default "8"
++	---help---
++	  Set this to the number of serial ports you want the AMBA PL010 driver
++	  to support.
++
++config SERIAL_AMBA_PL010_PORTNAME
++	string "Name of the AMBA PL010 serial ports"
++	depends on SERIAL_AMBA_PL010
++	default "ttyAM"
++	---help---
++	  ::: To be written :::
++
+ config SERIAL_AMBA_PL010_CONSOLE
+ 	bool "Support for console on AMBA serial port"
+ 	depends on SERIAL_AMBA_PL010=y
diff --git a/target/linux/adm8668/patches-3.18/201-amba_bus_hacks.patch b/target/linux/adm8668/patches-3.18/201-amba_bus_hacks.patch
new file mode 100644
index 0000000000..c79721aa96
--- /dev/null
+++ b/target/linux/adm8668/patches-3.18/201-amba_bus_hacks.patch
@@ -0,0 +1,13 @@
+--- a/drivers/amba/bus.c
++++ b/drivers/amba/bus.c
+@@ -21,6 +21,10 @@
+ 
+ #include <asm/irq.h>
+ 
++#ifndef NO_IRQ
++#define NO_IRQ		(-1)
++#endif
++
+ #define to_amba_driver(d)	container_of(d, struct amba_driver, drv)
+ 
+ static const struct amba_id *