Remove 3.12.27

23 files changed, 0 insertions, 7841 deletions

diff --git a/recipes-kernel/linux/linux-3.12.27/linux-3.12-add-num_accessory_ports-config-option.patch b/recipes-kernel/linux/linux-3.12.27/linux-3.12-add-num_accessory_ports-config-option.patch
deleted file mode 100644
index d1bd7cd..0000000
--- a/recipes-kernel/linux/linux-3.12.27/linux-3.12-add-num_accessory_ports-config-option.patch
+++ /dev/null
@@ -1,22 +0,0 @@
-Index: linux-3.12.13/arch/arm/Kconfig
-===================================================================
---- linux-3.12.13.orig/arch/arm/Kconfig	2014-02-22 15:32:50.000000000 -0600
-+++ linux-3.12.13/arch/arm/Kconfig	2014-09-11 14:57:00.908030666 -0500
-@@ -276,6 +276,17 @@
- 
- source "kernel/Kconfig.freezer"
- 
-+menu "MTS"
-+
-+config MTS_NUM_ACCESSORY_PORTS
-+	int "Number of accessory ports in the MTS product"
-+	default 0
-+	help
-+	  Enter the number of accessory ports on your MTS device.
-+	  If unsure, say '0'.
-+
-+endmenu
-+
- menu "System Type"
- 
- config MMU
diff --git a/recipes-kernel/linux/linux-3.12.27/linux-3.12-at91-gpio-pullup.patch b/recipes-kernel/linux/linux-3.12.27/linux-3.12-at91-gpio-pullup.patch
deleted file mode 100644
index 583a205..0000000
--- a/recipes-kernel/linux/linux-3.12.27/linux-3.12-at91-gpio-pullup.patch
+++ /dev/null
@@ -1,42 +0,0 @@
-Index: linux-3.12.13/arch/arm/mach-at91/gpio.c
-===================================================================
---- linux-3.12.13.orig/arch/arm/mach-at91/gpio.c	2014-02-22 15:32:50.000000000 -0600
-+++ linux-3.12.13/arch/arm/mach-at91/gpio.c	2014-03-07 09:13:09.931501303 -0600
-@@ -294,6 +294,25 @@
- }
- EXPORT_SYMBOL(at91_set_gpio_output);
- 
-+/*
-+ * configure pin for output and enable/disable pullup
-+ */
-+int __init_or_module at91_set_gpio_output_with_pullup(unsigned pin, int value, int use_pullup)
-+{
-+	void __iomem	*pio = pin_to_controller(pin);
-+	unsigned	mask = pin_to_mask(pin);
-+
-+	if (!pio)
-+		return -EINVAL;
-+
-+	__raw_writel(mask, pio + PIO_IDR);
-+	__raw_writel(mask, pio + (use_pullup ? PIO_PUER : PIO_PUDR));
-+	__raw_writel(mask, pio + (value ? PIO_SODR : PIO_CODR));
-+	__raw_writel(mask, pio + PIO_OER);
-+	__raw_writel(mask, pio + PIO_PER);
-+	return 0;
-+}
-+EXPORT_SYMBOL(at91_set_gpio_output_with_pullup);
- 
- /*
-  * enable/disable the glitch filter; mostly used with IRQ handling.
-Index: linux-3.12.13/arch/arm/mach-at91/include/mach/gpio.h
-===================================================================
---- linux-3.12.13.orig/arch/arm/mach-at91/include/mach/gpio.h	2014-02-22 15:32:50.000000000 -0600
-+++ linux-3.12.13/arch/arm/mach-at91/include/mach/gpio.h	2014-03-07 09:13:39.331501866 -0600
-@@ -195,6 +195,7 @@
- extern int __init_or_module at91_set_D_periph(unsigned pin, int use_pullup);
- extern int __init_or_module at91_set_gpio_input(unsigned pin, int use_pullup);
- extern int __init_or_module at91_set_gpio_output(unsigned pin, int value);
-+extern int __init_or_module at91_set_gpio_output_with_pullup(unsigned pin, int value, int use_pullup);
- extern int __init_or_module at91_set_deglitch(unsigned pin, int is_on);
- extern int __init_or_module at91_set_debounce(unsigned pin, int is_on, int div);
- extern int __init_or_module at91_set_multi_drive(unsigned pin, int is_on);
diff --git a/recipes-kernel/linux/linux-3.12.27/linux-3.12-at91sam9_wdt-10second-timeout.patch b/recipes-kernel/linux/linux-3.12.27/linux-3.12-at91sam9_wdt-10second-timeout.patch
deleted file mode 100644
index 7f4b38c..0000000
--- a/recipes-kernel/linux/linux-3.12.27/linux-3.12-at91sam9_wdt-10second-timeout.patch
+++ /dev/null
@@ -1,14 +0,0 @@
-Index: linux-3.12.13/drivers/watchdog/at91sam9_wdt.c
-===================================================================
---- linux-3.12.13.orig/drivers/watchdog/at91sam9_wdt.c	2014-02-22 15:32:50.000000000 -0600
-+++ linux-3.12.13/drivers/watchdog/at91sam9_wdt.c	2014-04-10 16:50:56.032692627 -0500
-@@ -49,7 +49,8 @@
- #define ticks_to_ms(t)	(((t + 1) * 1000) >> 8)
- 
- /* Hardware timeout in seconds */
--#define WDT_HW_TIMEOUT 2
-+/* MTCDT: use longer timeout */
-+#define WDT_HW_TIMEOUT 10
- 
- /* Timer heartbeat (500ms) */
- #define WDT_TIMEOUT	(HZ/2)
diff --git a/recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-mci-force-detect.patch b/recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-mci-force-detect.patch
deleted file mode 100644
index 2efdf51..0000000
--- a/recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-mci-force-detect.patch
+++ /dev/null
@@ -1,29 +0,0 @@
-Index: linux-3.12.13/drivers/mmc/host/atmel-mci.c
-===================================================================
---- linux-3.12.13.orig/drivers/mmc/host/atmel-mci.c	2014-04-10 13:32:40.012723945 -0500
-+++ linux-3.12.13/drivers/mmc/host/atmel-mci.c	2014-04-10 13:36:46.088723297 -0500
-@@ -1447,6 +1447,9 @@
- 			    slot->detect_is_active_high);
- 		dev_dbg(&mmc->class_dev, "card is %spresent\n",
- 				present ? "" : "not ");
-+	} else {
-+		// jjg - assume card is present if detect pin is unset
-+		present = 1;
- 	}
- 
- 	return present;
-@@ -2205,8 +2208,12 @@
- 		}
- 	}
- 
--	if (!gpio_is_valid(slot->detect_pin))
--		mmc->caps |= MMC_CAP_NEEDS_POLL;
-+	// jjg - if detect pin isn't set, don't poll -- just assume device
-+	// is there and mark it non-removable
-+	if (!gpio_is_valid(slot->detect_pin)) {
-+		dev_info(&host->pdev->dev,"No detect pin, marking non-removable and assuming device is present\n");
-+		mmc->caps |= MMC_CAP_NONREMOVABLE;
-+	}
- 
- 	if (gpio_is_valid(slot->wp_pin)) {
- 		if (gpio_request(slot->wp_pin, "mmc_wp")) {
diff --git a/recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-pmecc-debug-bitflips.patch b/recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-pmecc-debug-bitflips.patch
deleted file mode 100644
index 391cb4c..0000000
--- a/recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-pmecc-debug-bitflips.patch
+++ /dev/null
@@ -1,22 +0,0 @@
-Index: linux-3.12.27/drivers/mtd/nand/atmel_nand.c
-===================================================================
---- linux-3.12.27.orig/drivers/mtd/nand/atmel_nand.c	2014-10-01 17:01:10.339848160 -0500
-+++ linux-3.12.27/drivers/mtd/nand/atmel_nand.c	2014-10-01 17:04:33.872624626 -0500
-@@ -836,7 +836,7 @@
- 			*(buf + byte_pos) ^= (1 << bit_pos);
- 
- 			pos = sector_num * host->pmecc_sector_size + byte_pos;
--			dev_info(host->dev, "Bit flip in data area, byte_pos: %d, bit_pos: %d, 0x%02x -> 0x%02x\n",
-+			printk(KERN_DEBUG, "atmel_nand: Bit flip in data area, byte_pos: %d, bit_pos: %d, 0x%02x -> 0x%02x\n",
- 				pos, bit_pos, err_byte, *(buf + byte_pos));
- 		} else {
- 			/* Bit flip in OOB area */
-@@ -846,7 +846,7 @@
- 			ecc[tmp] ^= (1 << bit_pos);
- 
- 			pos = tmp + nand_chip->ecc.layout->eccpos[0];
--			dev_info(host->dev, "Bit flip in OOB, oob_byte_pos: %d, bit_pos: %d, 0x%02x -> 0x%02x\n",
-+			printk(KERN_DEBUG, "atmel_nand: Bit flip in OOB, oob_byte_pos: %d, bit_pos: %d, 0x%02x -> 0x%02x\n",
- 				pos, bit_pos, err_byte, ecc[tmp]);
- 		}
- 
diff --git a/recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-spi.patch b/recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-spi.patch
deleted file mode 100644
index 898bf74..0000000
--- a/recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-spi.patch
+++ /dev/null
@@ -1,37 +0,0 @@
-Index: linux-3.12.13/drivers/spi/spi-atmel.c
-===================================================================
---- linux-3.12.13.orig/drivers/spi/spi-atmel.c	2014-04-04 15:00:11.677055454 -0500
-+++ linux-3.12.13/drivers/spi/spi-atmel.c	2014-04-04 15:36:28.973123089 -0500
-@@ -291,26 +291,15 @@
- 	unsigned active = spi->mode & SPI_CS_HIGH;
- 	u32 mr;
- 
-+	mr = spi_readl(as, MR);
- 	if (atmel_spi_is_v2(as)) {
--		spi_writel(as, CSR0 + 4 * spi->chip_select, asd->csr);
--		/* For the low SPI version, there is a issue that PDC transfer
--		 * on CS1,2,3 needs SPI_CSR0.BITS config as SPI_CSR1,2,3.BITS
-+		/* mtcdt: always use CSR0
-+		 * old 2.6.39 kernel did this and it worked for supporting more than 4 slaves
- 		 */
- 		spi_writel(as, CSR0, asd->csr);
--		if (as->caps.has_wdrbt) {
--			spi_writel(as, MR,
--					SPI_BF(PCS, ~(0x01 << spi->chip_select))
--					| SPI_BIT(WDRBT)
--					| SPI_BIT(MODFDIS)
--					| SPI_BIT(MSTR));
--		} else {
--			spi_writel(as, MR,
--					SPI_BF(PCS, ~(0x01 << spi->chip_select))
--					| SPI_BIT(MODFDIS)
--					| SPI_BIT(MSTR));
--		}
--
--		mr = spi_readl(as, MR);
-+		mr &= (SPI_BIT(MODFDIS) | SPI_BIT(MSTR) | (as->caps.has_wdrbt ? SPI_BIT(WDRBT) : 0));
-+		mr |= SPI_BF(PCS, 0x0e);
-+		spi_writel(as, MR, mr);
- 		gpio_set_value(asd->npcs_pin, active);
- 	} else {
- 		u32 cpol = (spi->mode & SPI_CPOL) ? SPI_BIT(CPOL) : 0;
diff --git a/recipes-kernel/linux/linux-3.12.27/linux-3.12-cadence-macb.patch b/recipes-kernel/linux/linux-3.12.27/linux-3.12-cadence-macb.patch
deleted file mode 100644
index c814ed1..0000000
--- a/recipes-kernel/linux/linux-3.12.27/linux-3.12-cadence-macb.patch
+++ /dev/null
@@ -1,106 +0,0 @@
---- linux-3.12.27/drivers/net/ethernet/cadence/macb.c	2014-08-26 07:12:26.000000000 -0500
-+++ linux-3.12.27/drivers/net/ethernet/cadence/macb.c	2016-09-26 13:36:54.760657601 -0500
-@@ -755,7 +755,10 @@
- 		unsigned int frag_len = bp->rx_buffer_size;
- 
- 		if (offset + frag_len > len) {
--			BUG_ON(frag != last_frag);
-+			if (unlikely(frag != last_frag)) {
-+				dev_kfree_skb_any(skb);
-+				return -1;
-+			}
- 			frag_len = len - offset;
- 		}
- 		skb_copy_to_linear_data_offset(skb, offset,
-@@ -783,11 +786,27 @@
- 	return 0;
- }
- 
-+static inline void macb_init_rx_ring(struct macb *bp)
-+{
-+	int i;
-+	dma_addr_t addr;
-+
-+	addr = bp->rx_buffers_dma;
-+	for (i = 0; i < RX_RING_SIZE; i++) {
-+		bp->rx_ring[i].addr = addr;
-+		bp->rx_ring[i].ctrl = 0;
-+		addr += bp->rx_buffer_size;
-+	}
-+	bp->rx_ring[RX_RING_SIZE - 1].addr |= MACB_BIT(RX_WRAP);
-+	bp->rx_tail = 0;
-+}
-+
- static int macb_rx(struct macb *bp, int budget)
- {
- 	int received = 0;
- 	unsigned int tail;
- 	int first_frag = -1;
-+	int reset_rx_queue = 0;
- 
- 	for (tail = bp->rx_tail; budget > 0; tail++) {
- 		struct macb_dma_desc *desc = macb_rx_desc(bp, tail);
-@@ -810,10 +829,18 @@
- 
- 		if (ctrl & MACB_BIT(RX_EOF)) {
- 			int dropped;
--			BUG_ON(first_frag == -1);
-+
-+			if (unlikely(first_frag == -1)) {
-+				reset_rx_queue = 1;
-+				continue;
-+			}
- 
- 			dropped = macb_rx_frame(bp, first_frag, tail);
- 			first_frag = -1;
-+			if (unlikely(dropped < 0)) {
-+				reset_rx_queue = 1;
-+				continue;
-+			}
- 			if (!dropped) {
- 				received++;
- 				budget--;
-@@ -821,6 +848,26 @@
- 		}
- 	}
- 
-+	if (unlikely(reset_rx_queue)) {
-+		unsigned long flags;
-+		u32 ctrl;
-+
-+		netdev_err(bp->dev, "RX queue corruption: reset it\n");
-+
-+		spin_lock_irqsave(&bp->lock, flags);
-+
-+		ctrl = macb_readl(bp, NCR);
-+		macb_writel(bp, NCR, ctrl & ~MACB_BIT(RE));
-+
-+		macb_init_rx_ring(bp);
-+		macb_writel(bp, RBQP, bp->rx_ring_dma);
-+
-+		macb_writel(bp, NCR, ctrl | MACB_BIT(RE));
-+
-+		spin_unlock_irqrestore(&bp->lock, flags);
-+		return received;
-+	}
-+
- 	if (first_frag != -1)
- 		bp->rx_tail = first_frag;
- 	else
-@@ -1189,15 +1236,8 @@
- static void macb_init_rings(struct macb *bp)
- {
- 	int i;
--	dma_addr_t addr;
- 
--	addr = bp->rx_buffers_dma;
--	for (i = 0; i < RX_RING_SIZE; i++) {
--		bp->rx_ring[i].addr = addr;
--		bp->rx_ring[i].ctrl = 0;
--		addr += bp->rx_buffer_size;
--	}
--	bp->rx_ring[RX_RING_SIZE - 1].addr |= MACB_BIT(RX_WRAP);
-+	macb_init_rx_ring(bp);
- 
- 	for (i = 0; i < TX_RING_SIZE; i++) {
- 		bp->tx_ring[i].addr = 0;
diff --git a/recipes-kernel/linux/linux-3.12.27/linux-3.12-cdc-acm-ignore-exar-devices.patch b/recipes-kernel/linux/linux-3.12.27/linux-3.12-cdc-acm-ignore-exar-devices.patch
deleted file mode 100644
index 1a90899..0000000
--- a/recipes-kernel/linux/linux-3.12.27/linux-3.12-cdc-acm-ignore-exar-devices.patch
+++ /dev/null
@@ -1,35 +0,0 @@
-Index: linux-3.12.13/drivers/usb/class/cdc-acm.c
-===================================================================
---- linux-3.12.13.orig/drivers/usb/class/cdc-acm.c	2014-02-22 15:32:50.000000000 -0600
-+++ linux-3.12.13/drivers/usb/class/cdc-acm.c	2014-04-14 11:30:29.486386713 -0500
-@@ -949,8 +949,10 @@
- 	/* normal quirks */
- 	quirks = (unsigned long)id->driver_info;
- 
--	if (quirks == IGNORE_DEVICE)
-+	if (quirks == IGNORE_DEVICE) {
-+		dev_dbg(&intf->dev, "Ignoring device\n");
- 		return -ENODEV;
-+	}
- 
- 	num_rx_buf = (quirks == SINGLE_RX_URB) ? 1 : ACM_NR;
- 
-@@ -1676,6 +1678,18 @@
- 	},
- #endif
- 
-+	/* Ignore Exar XR21V141X usb serial chips
-+	 * This elminates conflicting with the Exar vizzini driver */
-+	{USB_DEVICE(0x04e2, 0x1410),
-+	.driver_info = IGNORE_DEVICE,
-+	},
-+	{USB_DEVICE(0x04e2, 0x1412),
-+	.driver_info = IGNORE_DEVICE,
-+	},
-+	{USB_DEVICE(0x04e2, 0x1414),
-+	.driver_info = IGNORE_DEVICE,
-+	},
-+
- 	/* control interfaces without any protocol set */
- 	{ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM,
- 		USB_CDC_PROTO_NONE) },
diff --git a/recipes-kernel/linux/linux-3.12.27/linux-3.12-gpio-expose-deglitch.patch b/recipes-kernel/linux/linux-3.12.27/linux-3.12-gpio-expose-deglitch.patch
deleted file mode 100644
index b868a36..0000000
--- a/recipes-kernel/linux/linux-3.12.27/linux-3.12-gpio-expose-deglitch.patch
+++ /dev/null
@@ -1,165 +0,0 @@
-Index: linux-3.12.13/drivers/gpio/gpiolib.c
-===================================================================
---- linux-3.12.13.orig/drivers/gpio/gpiolib.c	2014-04-18 09:55:28.325372866 -0500
-+++ linux-3.12.13/drivers/gpio/gpiolib.c	2014-04-18 10:01:46.221371869 -0500
-@@ -90,6 +90,7 @@
- static int gpiod_direction_input_pullup(struct gpio_desc *desc, bool pullup);
- static int gpiod_direction_output(struct gpio_desc *desc, int value);
- static int gpiod_direction_output_pullup(struct gpio_desc *desc, int value, bool pullup);
-+static int gpiod_deglitch(struct gpio_desc *desc, bool enable);
- static int gpiod_get_direction(const struct gpio_desc *desc);
- static int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce);
- static int gpiod_get_value_cansleep(const struct gpio_desc *desc);
-@@ -1539,6 +1540,9 @@
- 					(flags & GPIOF_INIT_HIGH) ? 1 : 0);
- 	}
- 
-+	if (flags & GPIOF_DEGLITCH)
-+		err = gpiod_deglitch(desc, (flags & GPIOF_DEGLITCH) ? true : false);
-+
- 	if (err)
- 		goto free_gpio;
- 
-@@ -1909,6 +1913,67 @@
- }
- EXPORT_SYMBOL_GPL(gpio_direction_output);
- 
-+static int gpiod_deglitch(struct gpio_desc *desc, bool enable)
-+{
-+		unsigned long       flags;
-+		struct gpio_chip    *chip;
-+		int         status = -EINVAL;
-+		int offset;
-+
-+   if (!desc || !desc->chip) {
-+       pr_warn("%s: invalid GPIO\n", __func__);
-+       return -EINVAL;
-+   }
-+
-+   chip = desc->chip;
-+   if (!chip->deglitch) {
-+       pr_warn("%s: missing deglitch() operation\n",
-+           __func__);
-+       return -EIO;
-+   }
-+
-+   spin_lock_irqsave(&gpio_lock, flags);
-+
-+   status = gpio_ensure_requested(desc);
-+   if (status < 0)
-+       goto fail;
-+
-+   /* now we know the gpio is valid and chip won't vanish */
-+
-+   spin_unlock_irqrestore(&gpio_lock, flags);
-+
-+   might_sleep_if(chip->can_sleep);
-+
-+   offset = gpio_chip_hwgpio(desc);
-+   if (status) {
-+       status = chip->request(chip, offset);
-+       if (status < 0) {
-+           pr_debug("GPIO-%d: chip request fail, %d\n",
-+               desc_to_gpio(desc), status);
-+           /* and it's not available to anyone else ...
-+            * gpio_request() is the fully clean solution.
-+            */
-+           goto lose;
-+       }
-+   }
-+
-+   status = chip->deglitch(chip, offset, enable);
-+lose:
-+   return status;
-+fail:
-+   spin_unlock_irqrestore(&gpio_lock, flags);
-+   if (status)
-+       pr_debug("%s: gpio-%d status %d\n", __func__,
-+            desc_to_gpio(desc), status);
-+   return status;
-+}
-+
-+int gpio_deglitch(unsigned gpio, bool enable)
-+{
-+   return gpiod_deglitch(gpio_to_desc(gpio), enable);
-+}
-+EXPORT_SYMBOL_GPL(gpio_deglitch);
-+
- /**
-  * gpio_set_debounce - sets @debounce time for a @gpio
-  * @gpio: the gpio to set debounce time
-Index: linux-3.12.13/drivers/pinctrl/pinctrl-at91.c
-===================================================================
---- linux-3.12.13.orig/drivers/pinctrl/pinctrl-at91.c	2014-04-18 09:55:28.325372866 -0500
-+++ linux-3.12.13/drivers/pinctrl/pinctrl-at91.c	2014-04-18 10:02:45.041371714 -0500
-@@ -1171,6 +1171,17 @@
- 	return 0;
- }
- 
-+static int at91_gpio_set_deglitch(struct gpio_chip *chip, unsigned offset, bool enable)
-+{
-+	struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip);
-+	void __iomem *pio = at91_gpio->regbase;
-+	unsigned mask = 1 << offset;
-+
-+	at91_mux_pio3_set_deglitch(pio, mask, enable);
-+
-+	return 0;
-+}
-+
- static int at91_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
- {
- 	struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip);
-@@ -1542,6 +1553,7 @@
- 	.get			= at91_gpio_get,
- 	.direction_output	= at91_gpio_direction_output,
- 	.direction_output_pullup	= at91_gpio_direction_output_pullup,
-+	.deglitch		= at91_gpio_set_deglitch,
- 	.set			= at91_gpio_set,
- 	.to_irq			= at91_gpio_to_irq,
- 	.dbg_show		= at91_gpio_dbg_show,
-Index: linux-3.12.13/include/asm-generic/gpio.h
-===================================================================
---- linux-3.12.13.orig/include/asm-generic/gpio.h	2014-04-18 09:55:28.325372866 -0500
-+++ linux-3.12.13/include/asm-generic/gpio.h	2014-04-18 09:58:13.081372430 -0500
-@@ -67,6 +67,7 @@
-  *	returns either the value actually sensed, or zero
-  * @direction_output: configures signal "offset" as output, or returns error
-  * @direction_output_pullup: configures signal "offset" as output with pullup enabled, or returns error
-+ * @deglitch: enables deglitch on signal "offset"
-  * @set_debounce: optional hook for setting debounce time for specified gpio in
-  *      interrupt triggered gpio chips
-  * @set: assigns output value for signal "offset"
-@@ -121,6 +122,8 @@
- 						unsigned offset, int value);
- 	int			(*direction_output_pullup)(struct gpio_chip *chip,
- 						unsigned offset, int value, bool pullup);
-+	int			(*deglitch)(struct gpio_chip *chip,
-+						unsigned offset, bool enable);
- 	int			(*set_debounce)(struct gpio_chip *chip,
- 						unsigned offset, unsigned debounce);
- 
-@@ -182,6 +185,7 @@
- extern int gpio_direction_input_pullup(unsigned gpio, bool pullup);
- extern int gpio_direction_output(unsigned gpio, int value);
- extern int gpio_direction_output_pullup(unsigned gpio, int value, bool pullup);
-+extern int gpio_deglitch(unsigned gpio, bool enable);
- 
- extern int gpio_set_debounce(unsigned gpio, unsigned debounce);
- 
-Index: linux-3.12.13/include/linux/gpio.h
-===================================================================
---- linux-3.12.13.orig/include/linux/gpio.h	2014-04-18 09:55:28.325372866 -0500
-+++ linux-3.12.13/include/linux/gpio.h	2014-04-18 09:57:56.305372474 -0500
-@@ -13,9 +13,11 @@
- #define GPIOF_INIT_HIGH	(1 << 1)
- 
- #define GPIOF_PULLUP		(2 << 0)
-+#define GPIOF_DEGLITCH		(2 << 1)
- 
- #define GPIOF_IN		(GPIOF_DIR_IN)
- #define GPIOF_IN_PULLUP			(GPIOF_DIR_IN | GPIOF_PULLUP)
-+#define GPIOF_IN_DEGLITCH		(GPIOF_DIR_IN | GPIOF_DEGLITCH)
- #define GPIOF_OUT_INIT_LOW	(GPIOF_DIR_OUT | GPIOF_INIT_LOW)
- #define GPIOF_OUT_INIT_HIGH	(GPIOF_DIR_OUT | GPIOF_INIT_HIGH)
- 
diff --git a/recipes-kernel/linux/linux-3.12.27/linux-3.12-gpio-expose-pullups.patch b/recipes-kernel/linux/linux-3.12.27/linux-3.12-gpio-expose-pullups.patch
deleted file mode 100644
index 4e1d482..0000000
--- a/recipes-kernel/linux/linux-3.12.27/linux-3.12-gpio-expose-pullups.patch
+++ /dev/null
@@ -1,301 +0,0 @@
-Index: linux-3.12.13/drivers/gpio/gpiolib.c
-===================================================================
---- linux-3.12.13.orig/drivers/gpio/gpiolib.c	2014-02-22 15:32:50.000000000 -0600
-+++ linux-3.12.13/drivers/gpio/gpiolib.c	2014-04-18 09:25:31.977377592 -0500
-@@ -87,7 +87,9 @@
- static int gpiod_request(struct gpio_desc *desc, const char *label);
- static void gpiod_free(struct gpio_desc *desc);
- static int gpiod_direction_input(struct gpio_desc *desc);
-+static int gpiod_direction_input_pullup(struct gpio_desc *desc, bool pullup);
- static int gpiod_direction_output(struct gpio_desc *desc, int value);
-+static int gpiod_direction_output_pullup(struct gpio_desc *desc, int value, bool pullup);
- static int gpiod_get_direction(const struct gpio_desc *desc);
- static int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce);
- static int gpiod_get_value_cansleep(const struct gpio_desc *desc);
-@@ -1523,11 +1525,19 @@
- 	if (flags & GPIOF_OPEN_SOURCE)
- 		set_bit(FLAG_OPEN_SOURCE, &desc->flags);
- 
--	if (flags & GPIOF_DIR_IN)
--		err = gpiod_direction_input(desc);
--	else
--		err = gpiod_direction_output(desc,
--				(flags & GPIOF_INIT_HIGH) ? 1 : 0);
-+	if (flags & GPIOF_DIR_IN) {
-+		if (flags & GPIOF_PULLUP)
-+			err = gpiod_direction_input_pullup(desc, (flags & GPIOF_PULLUP) ? true : false);
-+		else
-+			err = gpiod_direction_input(desc);
-+	} else {
-+		if (flags & GPIOF_PULLUP)
-+			err = gpiod_direction_output_pullup(desc,
-+					(flags & GPIOF_INIT_HIGH) ? 1 : 0, (flags & GPIOF_PULLUP) ? true : false);
-+		else
-+			err = gpiod_direction_output(desc,
-+					(flags & GPIOF_INIT_HIGH) ? 1 : 0);
-+	}
- 
- 	if (err)
- 		goto free_gpio;
-@@ -1613,6 +1623,71 @@
- }
- EXPORT_SYMBOL_GPL(gpiochip_is_requested);
- 
-+static int gpiod_direction_input_pullup(struct gpio_desc *desc, bool pullup)
-+{
-+	unsigned long		flags;
-+	struct gpio_chip	*chip;
-+	int			status = -EINVAL;
-+	int			offset;
-+
-+	if (!desc || !desc->chip) {
-+		pr_warn("%s: invalid GPIO\n", __func__);
-+		return -EINVAL;
-+	}
-+
-+	chip = desc->chip;
-+	if (!chip->get || !chip->direction_input_pullup) {
-+		pr_warn("%s: missing get() or direction_input_pullup() operations\n",
-+			__func__);
-+		return -EIO;
-+	}
-+
-+	spin_lock_irqsave(&gpio_lock, flags);
-+
-+	status = gpio_ensure_requested(desc);
-+	if (status < 0)
-+		goto fail;
-+
-+	/* now we know the gpio is valid and chip won't vanish */
-+
-+	spin_unlock_irqrestore(&gpio_lock, flags);
-+
-+	might_sleep_if(chip->can_sleep);
-+
-+	offset = gpio_chip_hwgpio(desc);
-+	if (status) {
-+		status = chip->request(chip, offset);
-+		if (status < 0) {
-+			pr_debug("GPIO-%d: chip request fail, %d\n",
-+				desc_to_gpio(desc), status);
-+			/* and it's not available to anyone else ...
-+			 * gpio_request() is the fully clean solution.
-+			 */
-+			goto lose;
-+		}
-+	}
-+
-+	status = chip->direction_input_pullup(chip, offset, pullup);
-+	if (status == 0)
-+		clear_bit(FLAG_IS_OUT, &desc->flags);
-+
-+	trace_gpio_direction(desc_to_gpio(desc), 1, status);
-+lose:
-+	return status;
-+fail:
-+	spin_unlock_irqrestore(&gpio_lock, flags);
-+	if (status)
-+		pr_debug("%s: gpio-%d status %d\n", __func__,
-+			 desc_to_gpio(desc), status);
-+	return status;
-+}
-+
-+int gpio_direction_input_pullup(unsigned gpio, bool pullup)
-+{
-+	return gpiod_direction_input_pullup(gpio_to_desc(gpio), pullup);
-+}
-+EXPORT_SYMBOL_GPL(gpio_direction_input_pullup);
-+
- 
- /* Drivers MUST set GPIO direction before making get/set calls.  In
-  * some cases this is done in early boot, before IRQs are enabled.
-@@ -1688,6 +1763,79 @@
- }
- EXPORT_SYMBOL_GPL(gpio_direction_input);
- 
-+static int gpiod_direction_output_pullup(struct gpio_desc *desc, int value, bool pullup)
-+{
-+	unsigned long		flags;
-+	struct gpio_chip	*chip;
-+	int			status = -EINVAL;
-+	int offset;
-+
-+	if (!desc || !desc->chip) {
-+		pr_warn("%s: invalid GPIO\n", __func__);
-+		return -EINVAL;
-+	}
-+
-+	/* Open drain pin should not be driven to 1 */
-+	if (value && test_bit(FLAG_OPEN_DRAIN,  &desc->flags))
-+		return gpiod_direction_input(desc);
-+
-+	/* Open source pin should not be driven to 0 */
-+	if (!value && test_bit(FLAG_OPEN_SOURCE,  &desc->flags))
-+		return gpiod_direction_input(desc);
-+
-+	chip = desc->chip;
-+	if (!chip->set || !chip->direction_output_pullup) {
-+		pr_warn("%s: missing set() or direction_output_pullup() operations\n",
-+			__func__);
-+		return -EIO;
-+	}
-+
-+	spin_lock_irqsave(&gpio_lock, flags);
-+
-+	status = gpio_ensure_requested(desc);
-+	if (status < 0)
-+		goto fail;
-+
-+	/* now we know the gpio is valid and chip won't vanish */
-+
-+	spin_unlock_irqrestore(&gpio_lock, flags);
-+
-+	might_sleep_if(chip->can_sleep);
-+
-+	offset = gpio_chip_hwgpio(desc);
-+	if (status) {
-+		status = chip->request(chip, offset);
-+		if (status < 0) {
-+			pr_debug("GPIO-%d: chip request fail, %d\n",
-+				desc_to_gpio(desc), status);
-+			/* and it's not available to anyone else ...
-+			 * gpio_request() is the fully clean solution.
-+			 */
-+			goto lose;
-+		}
-+	}
-+
-+	status = chip->direction_output_pullup(chip, offset, value, pullup);
-+	if (status == 0)
-+		set_bit(FLAG_IS_OUT, &desc->flags);
-+	trace_gpio_value(desc_to_gpio(desc), 0, value);
-+	trace_gpio_direction(desc_to_gpio(desc), 0, status);
-+lose:
-+	return status;
-+fail:
-+	spin_unlock_irqrestore(&gpio_lock, flags);
-+	if (status)
-+		pr_debug("%s: gpio-%d status %d\n", __func__,
-+			 desc_to_gpio(desc), status);
-+	return status;
-+}
-+
-+int gpio_direction_output_pullup(unsigned gpio, int value, bool pullup)
-+{
-+	return gpiod_direction_output_pullup(gpio_to_desc(gpio), value, pullup);
-+}
-+EXPORT_SYMBOL_GPL(gpio_direction_output_pullup);
-+
- static int gpiod_direction_output(struct gpio_desc *desc, int value)
- {
- 	unsigned long		flags;
-Index: linux-3.12.13/drivers/pinctrl/pinctrl-at91.c
-===================================================================
---- linux-3.12.13.orig/drivers/pinctrl/pinctrl-at91.c	2014-02-22 15:32:50.000000000 -0600
-+++ linux-3.12.13/drivers/pinctrl/pinctrl-at91.c	2014-04-18 09:25:31.985377595 -0500
-@@ -1112,6 +1112,17 @@
- 	return 0;
- }
- 
-+static int at91_gpio_direction_input_pullup(struct gpio_chip *chip, unsigned offset, bool pullup)
-+{
-+	struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip);
-+	void __iomem *pio = at91_gpio->regbase;
-+	unsigned mask = 1 << offset;
-+
-+	writel_relaxed(mask, pio + PIO_ODR);
-+	at91_mux_set_pullup(pio, mask, pullup);
-+	return 0;
-+}
-+
- static int at91_gpio_get(struct gpio_chip *chip, unsigned offset)
- {
- 	struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip);
-@@ -1146,6 +1157,20 @@
- 	return 0;
- }
- 
-+static int at91_gpio_direction_output_pullup(struct gpio_chip *chip, unsigned offset,
-+				int val, bool pullup)
-+{
-+	struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip);
-+	void __iomem *pio = at91_gpio->regbase;
-+	unsigned mask = 1 << offset;
-+
-+	writel_relaxed(mask, pio + (val ? PIO_SODR : PIO_CODR));
-+	writel_relaxed(mask, pio + PIO_OER);
-+	at91_mux_set_pullup(pio, mask, pullup);
-+
-+	return 0;
-+}
-+
- static int at91_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
- {
- 	struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip);
-@@ -1513,8 +1538,10 @@
- 	.request		= at91_gpio_request,
- 	.free			= at91_gpio_free,
- 	.direction_input	= at91_gpio_direction_input,
-+	.direction_input_pullup = at91_gpio_direction_input_pullup,
- 	.get			= at91_gpio_get,
- 	.direction_output	= at91_gpio_direction_output,
-+	.direction_output_pullup	= at91_gpio_direction_output_pullup,
- 	.set			= at91_gpio_set,
- 	.to_irq			= at91_gpio_to_irq,
- 	.dbg_show		= at91_gpio_dbg_show,
-Index: linux-3.12.13/include/linux/gpio.h
-===================================================================
---- linux-3.12.13.orig/include/linux/gpio.h	2014-02-22 15:32:50.000000000 -0600
-+++ linux-3.12.13/include/linux/gpio.h	2014-04-18 09:25:31.957377594 -0500
-@@ -12,7 +12,10 @@
- #define GPIOF_INIT_LOW	(0 << 1)
- #define GPIOF_INIT_HIGH	(1 << 1)
- 
-+#define GPIOF_PULLUP		(2 << 0)
-+
- #define GPIOF_IN		(GPIOF_DIR_IN)
-+#define GPIOF_IN_PULLUP			(GPIOF_DIR_IN | GPIOF_PULLUP)
- #define GPIOF_OUT_INIT_LOW	(GPIOF_DIR_OUT | GPIOF_INIT_LOW)
- #define GPIOF_OUT_INIT_HIGH	(GPIOF_DIR_OUT | GPI