Changes to existing drivers:

- Increase DT coverage - arizona, mc13xxx, stmpe-i2c, syscon, sun6i-prcm
  - Regmap use of and/or clean-up - tps65090, twl6040
  - Basic renaming - max14577
  - Use new cpufreq helpers -  db8500-prcmu
  - Increase regulator support - stmpe, arizona, wm5102
  - Reduce legacy GPIO overhead - stmpe
  - Provide necessary remove path - bcm590xx
  - Expand sysfs presence - kempld
  - Move driver specific code out to drivers - rtc-s5m, arizona
  - Clk handling - twl6040
  - Use managed (devm_*) resources - ipaq-micro
  - Clean-up/remove unused/duplicated code - tps65218, sec, pm8921, abx500-core
    		   		     	    db8500-prcmu, menelaus
  - Build/boot/sematic bug fixes - rtsx_usb, stmpe, bcm590xx, abx500, mc13xxx
                                   rdc321x-southbridge, mfd-core, sec, max14577
 				  syscon, cros_ec_spi
  - Constify stuff 		- sm501, tps65910, tps6507x, tps6586x, max77686,
    	    	  		  max8997, kempld, max77693, max8907, rtsx_usb
 				  db8500-prcmu, max8998, wm8400, sec, lp3943,
 				  max14577, as3711, omap-usb-host, ipaq-micro
 Support for new devices:
  - Add support for max77836 into max14577
  - Add support for tps658640 into tps6586x
  - Add support for cros-ec-i2c-tunnel into cros_ec
  - Add new driver for rtsx_usb_sdmmc and rtsx_usb_ms
  - Add new driver for axp20x
  - Add new driver for sun6i-prcm
  - Add new driver for ipaq-micro
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Merge tag 'mfd-for-linus-3.16' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd into next

Pull MFD updates from Lee Jones:
 "Changes to existing drivers:
   - increase DT coverage: arizona, mc13xxx, stmpe-i2c, syscon,
     sun6i-prcm
   - regmap use of and/or clean-up: tps65090, twl6040
   - basic renaming: max14577
   - use new cpufreq helpers: db8500-prcmu
   - increase regulator support: stmpe, arizona, wm5102
   - reduce legacy GPIO overhead: stmpe
   - provide necessary remove path: bcm590xx
   - expand sysfs presence: kempld
   - move driver specific code out to drivers: rtc-s5m, arizona
   - clk handling: twl6040
   - use managed (devm_*) resources: ipaq-micro
   - clean-up/remove unused/duplicated code: tps65218, sec, pm8921,
     abx500-core, db8500-prcmu, menelaus
   - build/boot/sematic bug fixes: rtsx_usb, stmpe, bcm590xx, abx500,
     mc13xxx, rdc321x-southbridge, mfd-core, sec, max14577, syscon,
     cros_ec_spi
   - constify stuff: sm501, tps65910, tps6507x, tps6586x, max77686,
     max8997, kempld, max77693, max8907, rtsx_usb, db8500-prcmu,
     max8998, wm8400, sec, lp3943, max14577, as3711, omap-usb-host,
     ipaq-micro

  Support for new devices:
   - add support for max77836 into max14577
   - add support for tps658640 into tps6586x
   - add support for cros-ec-i2c-tunnel into cros_ec
   - add new driver for rtsx_usb_sdmmc and rtsx_usb_ms
   - add new driver for axp20x
   - add new driver for sun6i-prcm
   - add new driver for ipaq-micro"

* tag 'mfd-for-linus-3.16' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (77 commits)
  mfd: wm5102: Correct default for LDO Control 2 register
  mfd: menelaus: Use module_i2c_driver
  mfd: tps65218: Terminate of match table
  mfd: db8500-prcmu: Remove check for CONFIG_DBX500_PRCMU_DEBUG
  mfd: ti-keystone-devctrl: Add bindings for device state control
  mfd: palmas: Format the header file
  mfd: abx500-core: Remove unused function abx500_dump_all_banks()
  mfd: arizona: Correct addresses of always-on trigger registers
  mfd: max14577: Cast to architecture agnostic data type
  i2c: ChromeOS EC tunnel driver
  mfd: cros_ec: Sync to the latest cros_ec_commands.h from EC sources
  mfd: cros_ec: spi: Increase cros_ec_spi deadline from 5ms to 100ms
  mfd: cros_ec: spi: Make the cros_ec_spi timeout more reliable
  mfd: cros_ec: spi: Add mutex to cros_ec_spi
  mfd: cros_ec: spi: Calculate delay between transfers correctly
  mfd: arizona: Correct error message for addition of main IRQ chip
  mfd: wm8997: Add registers for high power mode
  mfd: arizona: Add MICVDD to mapped regulators
  mfd: ipaq-micro: Make mfd_cell array const
  mfd: ipaq-micro: Use devm_ioremap_resource()
  ...

drivers/gpio/gpio-stmpe.c

@@ -23,7 +23,8 @@
 enum { REG_RE, REG_FE, REG_IE };
 
 #define CACHE_NR_REGS	3
-#define CACHE_NR_BANKS	(STMPE_NR_GPIOS / 8)
+/* No variant has more than 24 GPIOs */
+#define CACHE_NR_BANKS	(24 / 8)
 
 struct stmpe_gpio {
 	struct gpio_chip chip;
@@ -31,8 +32,6 @@ struct stmpe_gpio {
 	struct device *dev;
 	struct mutex irq_lock;
 	struct irq_domain *domain;
-
-	int irq_base;
 	unsigned norequest_mask;
 
 	/* Caches of interrupt control registers for bus_lock */
@@ -311,13 +310,8 @@ static const struct irq_domain_ops stmpe_gpio_irq_simple_ops = {
 static int stmpe_gpio_irq_init(struct stmpe_gpio *stmpe_gpio,
 		struct device_node *np)
 {
-	int base = 0;
-
-	if (!np)
-		base = stmpe_gpio->irq_base;
-
 	stmpe_gpio->domain = irq_domain_add_simple(np,
-				stmpe_gpio->chip.ngpio, base,
+				stmpe_gpio->chip.ngpio, 0,
 				&stmpe_gpio_irq_simple_ops, stmpe_gpio);
 	if (!stmpe_gpio->domain) {
 		dev_err(stmpe_gpio->dev, "failed to create irqdomain\n");
@@ -354,7 +348,7 @@ static int stmpe_gpio_probe(struct platform_device *pdev)
 #ifdef CONFIG_OF
 	stmpe_gpio->chip.of_node = np;
 #endif
-	stmpe_gpio->chip.base = pdata ? pdata->gpio_base : -1;
+	stmpe_gpio->chip.base = -1;
 
 	if (pdata)
 		stmpe_gpio->norequest_mask = pdata->norequest_mask;
@@ -362,9 +356,7 @@ static int stmpe_gpio_probe(struct platform_device *pdev)
 		of_property_read_u32(np, "st,norequest-mask",
 				&stmpe_gpio->norequest_mask);
 
-	if (irq >= 0)
-		stmpe_gpio->irq_base = stmpe->irq_base + STMPE_INT_GPIO(0);
-	else
+	if (irq < 0)
 		dev_info(&pdev->dev,
 			"device configured in no-irq mode; "
 			"irqs are not available\n");