diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c
index 1e04bf9..ddb8312 100644
--- a/drivers/gpio/gpio-74x164.c
+++ b/drivers/gpio/gpio-74x164.c
@@ -159,7 +159,7 @@
 		goto exit_destroy;
 	}
 
-	chip->gpio_chip.can_sleep = 1;
+	chip->gpio_chip.can_sleep = true;
 	chip->gpio_chip.dev = &spi->dev;
 	chip->gpio_chip.owner = THIS_MODULE;
 
diff --git a/drivers/gpio/gpio-adnp.c b/drivers/gpio/gpio-adnp.c
index b204033..030a389 100644
--- a/drivers/gpio/gpio-adnp.c
+++ b/drivers/gpio/gpio-adnp.c
@@ -260,7 +260,7 @@
 	chip->direction_output = adnp_gpio_direction_output;
 	chip->get = adnp_gpio_get;
 	chip->set = adnp_gpio_set;
-	chip->can_sleep = 1;
+	chip->can_sleep = true;
 
 	if (IS_ENABLED(CONFIG_DEBUG_FS))
 		chip->dbg_show = adnp_gpio_dbg_show;
diff --git a/drivers/gpio/gpio-adp5520.c b/drivers/gpio/gpio-adp5520.c
index 084337d..6132659 100644
--- a/drivers/gpio/gpio-adp5520.c
+++ b/drivers/gpio/gpio-adp5520.c
@@ -127,7 +127,7 @@
 	gc->direction_output = adp5520_gpio_direction_output;
 	gc->get = adp5520_gpio_get_value;
 	gc->set = adp5520_gpio_set_value;
-	gc->can_sleep = 1;
+	gc->can_sleep = true;
 
 	gc->base = pdata->gpio_start;
 	gc->ngpio = gpios;
diff --git a/drivers/gpio/gpio-adp5588.c b/drivers/gpio/gpio-adp5588.c
index 90fc4c9..3f190e6 100644
--- a/drivers/gpio/gpio-adp5588.c
+++ b/drivers/gpio/gpio-adp5588.c
@@ -380,7 +380,7 @@
 	gc->direction_output = adp5588_gpio_direction_output;
 	gc->get = adp5588_gpio_get_value;
 	gc->set = adp5588_gpio_set_value;
-	gc->can_sleep = 1;
+	gc->can_sleep = true;
 
 	gc->base = pdata->gpio_start;
 	gc->ngpio = ADP5588_MAXGPIO;
diff --git a/drivers/gpio/gpio-arizona.c b/drivers/gpio/gpio-arizona.c
index dceb5dc..29bdff5 100644
--- a/drivers/gpio/gpio-arizona.c
+++ b/drivers/gpio/gpio-arizona.c
@@ -91,7 +91,7 @@
 	.get			= arizona_gpio_get,
 	.direction_output	= arizona_gpio_direction_out,
 	.set			= arizona_gpio_set,
-	.can_sleep		= 1,
+	.can_sleep		= true,
 };
 
 static int arizona_gpio_probe(struct platform_device *pdev)
diff --git a/drivers/gpio/gpio-bt8xx.c b/drivers/gpio/gpio-bt8xx.c
index c5c356b..ecb3ca2d 100644
--- a/drivers/gpio/gpio-bt8xx.c
+++ b/drivers/gpio/gpio-bt8xx.c
@@ -169,7 +169,7 @@
 	c->dbg_show = NULL;
 	c->base = modparam_gpiobase;
 	c->ngpio = BT8XXGPIO_NR_GPIOS;
-	c->can_sleep = 0;
+	c->can_sleep = false;
 }
 
 static int bt8xxgpio_probe(struct pci_dev *dev,
diff --git a/drivers/gpio/gpio-da9052.c b/drivers/gpio/gpio-da9052.c
index 9b77dc0..416cdf7 100644
--- a/drivers/gpio/gpio-da9052.c
+++ b/drivers/gpio/gpio-da9052.c
@@ -200,7 +200,7 @@
 	.direction_input = da9052_gpio_direction_input,
 	.direction_output = da9052_gpio_direction_output,
 	.to_irq = da9052_gpio_to_irq,
-	.can_sleep = 1,
+	.can_sleep = true,
 	.ngpio = 16,
 	.base = -1,
 };
diff --git a/drivers/gpio/gpio-da9055.c b/drivers/gpio/gpio-da9055.c
index 7ef0820..f992997 100644
--- a/drivers/gpio/gpio-da9055.c
+++ b/drivers/gpio/gpio-da9055.c
@@ -134,7 +134,7 @@
 	.direction_input = da9055_gpio_direction_input,
 	.direction_output = da9055_gpio_direction_output,
 	.to_irq = da9055_gpio_to_irq,
-	.can_sleep = 1,
+	.can_sleep = true,
 	.ngpio = 3,
 	.base = -1,
 };
diff --git a/drivers/gpio/gpio-ich.c b/drivers/gpio/gpio-ich.c
index 814addb..f5bf3c3 100644
--- a/drivers/gpio/gpio-ich.c
+++ b/drivers/gpio/gpio-ich.c
@@ -252,7 +252,7 @@
 	chip->direction_output = ichx_gpio_direction_output;
 	chip->base = modparam_gpiobase;
 	chip->ngpio = ichx_priv.desc->ngpio;
-	chip->can_sleep = 0;
+	chip->can_sleep = false;
 	chip->dbg_show = NULL;
 }
 
diff --git a/drivers/gpio/gpio-intel-mid.c b/drivers/gpio/gpio-intel-mid.c
index f2035c0..1535eba 100644
--- a/drivers/gpio/gpio-intel-mid.c
+++ b/drivers/gpio/gpio-intel-mid.c
@@ -425,7 +425,7 @@
 	priv->chip.to_irq = intel_gpio_to_irq;
 	priv->chip.base = gpio_base;
 	priv->chip.ngpio = ddata->ngpio;
-	priv->chip.can_sleep = 0;
+	priv->chip.can_sleep = false;
 	priv->pdev = pdev;
 
 	spin_lock_init(&priv->lock);
diff --git a/drivers/gpio/gpio-kempld.c b/drivers/gpio/gpio-kempld.c
index efdc392..c6d8817 100644
--- a/drivers/gpio/gpio-kempld.c
+++ b/drivers/gpio/gpio-kempld.c
@@ -167,7 +167,7 @@
 	chip->label = "gpio-kempld";
 	chip->owner = THIS_MODULE;
 	chip->dev = dev;
-	chip->can_sleep = 1;
+	chip->can_sleep = true;
 	if (pdata && pdata->gpio_base)
 		chip->base = pdata->gpio_base;
 	else
diff --git a/drivers/gpio/gpio-ks8695.c b/drivers/gpio/gpio-ks8695.c
index a3ac66e..464a83d 100644
--- a/drivers/gpio/gpio-ks8695.c
+++ b/drivers/gpio/gpio-ks8695.c
@@ -228,7 +228,7 @@
 	.to_irq			= ks8695_gpio_to_irq,
 	.base			= 0,
 	.ngpio			= 16,
-	.can_sleep		= 0,
+	.can_sleep		= false,
 };
 
 /* Register the GPIOs */
diff --git a/drivers/gpio/gpio-lpc32xx.c b/drivers/gpio/gpio-lpc32xx.c
index a7093e0..225344d 100644
--- a/drivers/gpio/gpio-lpc32xx.c
+++ b/drivers/gpio/gpio-lpc32xx.c
@@ -448,7 +448,7 @@
 			.base			= LPC32XX_GPIO_P0_GRP,
 			.ngpio			= LPC32XX_GPIO_P0_MAX,
 			.names			= gpio_p0_names,
-			.can_sleep		= 0,
+			.can_sleep		= false,
 		},
 		.gpio_grp = &gpio_grp_regs_p0,
 	},
@@ -464,7 +464,7 @@
 			.base			= LPC32XX_GPIO_P1_GRP,
 			.ngpio			= LPC32XX_GPIO_P1_MAX,
 			.names			= gpio_p1_names,
-			.can_sleep		= 0,
+			.can_sleep		= false,
 		},
 		.gpio_grp = &gpio_grp_regs_p1,
 	},
@@ -479,7 +479,7 @@
 			.base			= LPC32XX_GPIO_P2_GRP,
 			.ngpio			= LPC32XX_GPIO_P2_MAX,
 			.names			= gpio_p2_names,
-			.can_sleep		= 0,
+			.can_sleep		= false,
 		},
 		.gpio_grp = &gpio_grp_regs_p2,
 	},
@@ -495,7 +495,7 @@
 			.base			= LPC32XX_GPIO_P3_GRP,
 			.ngpio			= LPC32XX_GPIO_P3_MAX,
 			.names			= gpio_p3_names,
-			.can_sleep		= 0,
+			.can_sleep		= false,
 		},
 		.gpio_grp = &gpio_grp_regs_p3,
 	},
@@ -509,7 +509,7 @@
 			.base			= LPC32XX_GPI_P3_GRP,
 			.ngpio			= LPC32XX_GPI_P3_MAX,
 			.names			= gpi_p3_names,
-			.can_sleep		= 0,
+			.can_sleep		= false,
 		},
 		.gpio_grp = &gpio_grp_regs_p3,
 	},
@@ -523,7 +523,7 @@
 			.base			= LPC32XX_GPO_P3_GRP,
 			.ngpio			= LPC32XX_GPO_P3_MAX,
 			.names			= gpo_p3_names,
-			.can_sleep		= 0,
+			.can_sleep		= false,
 		},
 		.gpio_grp = &gpio_grp_regs_p3,
 	},
diff --git a/drivers/gpio/gpio-lynxpoint.c b/drivers/gpio/gpio-lynxpoint.c
index 1a7443e..c283cd3 100644
--- a/drivers/gpio/gpio-lynxpoint.c
+++ b/drivers/gpio/gpio-lynxpoint.c
@@ -391,7 +391,7 @@
 	gc->set = lp_gpio_set;
 	gc->base = -1;
 	gc->ngpio = LP_NUM_GPIO;
-	gc->can_sleep = 0;
+	gc->can_sleep = false;
 	gc->dev = dev;
 
 	/* set up interrupts  */
diff --git a/drivers/gpio/gpio-max730x.c b/drivers/gpio/gpio-max730x.c
index f4f4ed1..89226a3 100644
--- a/drivers/gpio/gpio-max730x.c
+++ b/drivers/gpio/gpio-max730x.c
@@ -188,7 +188,7 @@
 	ts->chip.set = max7301_set;
 
 	ts->chip.ngpio = PIN_NUMBER;
-	ts->chip.can_sleep = 1;
+	ts->chip.can_sleep = true;
 	ts->chip.dev = dev;
 	ts->chip.owner = THIS_MODULE;
 
diff --git a/drivers/gpio/gpio-max732x.c b/drivers/gpio/gpio-max732x.c
index 91ad74d..36cb290 100644
--- a/drivers/gpio/gpio-max732x.c
+++ b/drivers/gpio/gpio-max732x.c
@@ -564,7 +564,7 @@
 		gc->set = max732x_gpio_set_value;
 	}
 	gc->get = max732x_gpio_get_value;
-	gc->can_sleep = 1;
+	gc->can_sleep = true;
 
 	gc->base = gpio_start;
 	gc->ngpio = port;
diff --git a/drivers/gpio/gpio-mc33880.c b/drivers/gpio/gpio-mc33880.c
index c0b7835..553a80a 100644
--- a/drivers/gpio/gpio-mc33880.c
+++ b/drivers/gpio/gpio-mc33880.c
@@ -115,7 +115,7 @@
 	mc->chip.set = mc33880_set;
 	mc->chip.base = pdata->base;
 	mc->chip.ngpio = PIN_NUMBER;
-	mc->chip.can_sleep = 1;
+	mc->chip.can_sleep = true;
 	mc->chip.dev = &spi->dev;
 	mc->chip.owner = THIS_MODULE;
 
diff --git a/drivers/gpio/gpio-mc9s08dz60.c b/drivers/gpio/gpio-mc9s08dz60.c
index 0ab7000..dce35ff 100644
--- a/drivers/gpio/gpio-mc9s08dz60.c
+++ b/drivers/gpio/gpio-mc9s08dz60.c
@@ -102,7 +102,7 @@
 	mc9s->chip.dev = &client->dev;
 	mc9s->chip.owner = THIS_MODULE;
 	mc9s->chip.ngpio = GPIO_NUM;
-	mc9s->chip.can_sleep = 1;
+	mc9s->chip.can_sleep = true;
 	mc9s->chip.get = mc9s08dz60_get_value;
 	mc9s->chip.set = mc9s08dz60_set_value;
 	mc9s->chip.direction_output = mc9s08dz60_direction_output;
diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c
index 2deb0c5..b16401e 100644
--- a/drivers/gpio/gpio-mcp23s08.c
+++ b/drivers/gpio/gpio-mcp23s08.c
@@ -425,7 +425,7 @@
 	}
 
 	mcp->chip.base = base;
-	mcp->chip.can_sleep = 1;
+	mcp->chip.can_sleep = true;
 	mcp->chip.dev = dev;
 	mcp->chip.owner = THIS_MODULE;
 
diff --git a/drivers/gpio/gpio-ml-ioh.c b/drivers/gpio/gpio-ml-ioh.c
index 5c94af3..d51329d 100644
--- a/drivers/gpio/gpio-ml-ioh.c
+++ b/drivers/gpio/gpio-ml-ioh.c
@@ -242,7 +242,7 @@
 	gpio->dbg_show = NULL;
 	gpio->base = -1;
 	gpio->ngpio = num_port;
-	gpio->can_sleep = 0;
+	gpio->can_sleep = false;
 	gpio->to_irq = ioh_gpio_to_irq;
 }
 
diff --git a/drivers/gpio/gpio-msic.c b/drivers/gpio/gpio-msic.c
index 69d60ab..8f70ded 100644
--- a/drivers/gpio/gpio-msic.c
+++ b/drivers/gpio/gpio-msic.c
@@ -292,7 +292,7 @@
 	mg->chip.to_irq = msic_gpio_to_irq;
 	mg->chip.base = pdata->gpio_base;
 	mg->chip.ngpio = MSIC_NUM_GPIO;
-	mg->chip.can_sleep = 1;
+	mg->chip.can_sleep = true;
 	mg->chip.dev = dev;
 
 	mutex_init(&mg->buslock);
diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c
index 3c3321f..a890800 100644
--- a/drivers/gpio/gpio-mvebu.c
+++ b/drivers/gpio/gpio-mvebu.c
@@ -600,7 +600,7 @@
 	mvchip->chip.to_irq = mvebu_gpio_to_irq;
 	mvchip->chip.base = id * MVEBU_MAX_GPIO_PER_BANK;
 	mvchip->chip.ngpio = ngpios;
-	mvchip->chip.can_sleep = 0;
+	mvchip->chip.can_sleep = false;
 	mvchip->chip.of_node = np;
 	mvchip->chip.dbg_show = mvebu_gpio_dbg_show;
 
diff --git a/drivers/gpio/gpio-octeon.c b/drivers/gpio/gpio-octeon.c
index 71a4a31..dbb0854 100644
--- a/drivers/gpio/gpio-octeon.c
+++ b/drivers/gpio/gpio-octeon.c
@@ -111,7 +111,7 @@
 	chip->dev = &pdev->dev;
 	chip->owner = THIS_MODULE;
 	chip->base = 0;
-	chip->can_sleep = 0;
+	chip->can_sleep = false;
 	chip->ngpio = 20;
 	chip->direction_input = octeon_gpio_dir_in;
 	chip->get = octeon_gpio_get;
diff --git a/drivers/gpio/gpio-palmas.c b/drivers/gpio/gpio-palmas.c
index 11801e98..da9d332 100644
--- a/drivers/gpio/gpio-palmas.c
+++ b/drivers/gpio/gpio-palmas.c
@@ -182,7 +182,7 @@
 	palmas_gpio->gpio_chip.owner = THIS_MODULE;
 	palmas_gpio->gpio_chip.label = dev_name(&pdev->dev);
 	palmas_gpio->gpio_chip.ngpio = dev_data->ngpio;
-	palmas_gpio->gpio_chip.can_sleep = 1;
+	palmas_gpio->gpio_chip.can_sleep = true;
 	palmas_gpio->gpio_chip.direction_input = palmas_gpio_input;
 	palmas_gpio->gpio_chip.direction_output = palmas_gpio_output;
 	palmas_gpio->gpio_chip.to_irq = palmas_gpio_to_irq;
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 6e48c07..019b23b 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -354,7 +354,7 @@
 	gc->direction_output = pca953x_gpio_direction_output;
 	gc->get = pca953x_gpio_get_value;
 	gc->set = pca953x_gpio_set_value;
-	gc->can_sleep = 1;
+	gc->can_sleep = true;
 
 	gc->base = chip->gpio_start;
 	gc->ngpio = gpios;
diff --git a/drivers/gpio/gpio-pcf857x.c b/drivers/gpio/gpio-pcf857x.c
index 1535686..8273582 100644
--- a/drivers/gpio/gpio-pcf857x.c
+++ b/drivers/gpio/gpio-pcf857x.c
@@ -305,7 +305,7 @@
 	spin_lock_init(&gpio->slock);
 
 	gpio->chip.base			= pdata ? pdata->gpio_base : -1;
-	gpio->chip.can_sleep		= 1;
+	gpio->chip.can_sleep		= true;
 	gpio->chip.dev			= &client->dev;
 	gpio->chip.owner		= THIS_MODULE;
 	gpio->chip.get			= pcf857x_get;
diff --git a/drivers/gpio/gpio-pch.c b/drivers/gpio/gpio-pch.c
index ef7a756..9656c19 100644
--- a/drivers/gpio/gpio-pch.c
+++ b/drivers/gpio/gpio-pch.c
@@ -224,7 +224,7 @@
 	gpio->dbg_show = NULL;
 	gpio->base = -1;
 	gpio->ngpio = gpio_pins[chip->ioh];
-	gpio->can_sleep = 0;
+	gpio->can_sleep = false;
 	gpio->to_irq = pch_gpio_to_irq;
 }
 
diff --git a/drivers/gpio/gpio-rc5t583.c b/drivers/gpio/gpio-rc5t583.c
index e63d6a3..122b776 100644
--- a/drivers/gpio/gpio-rc5t583.c
+++ b/drivers/gpio/gpio-rc5t583.c
@@ -133,7 +133,7 @@
 	rc5t583_gpio->gpio_chip.get = rc5t583_gpio_get,
 	rc5t583_gpio->gpio_chip.to_irq = rc5t583_gpio_to_irq,
 	rc5t583_gpio->gpio_chip.ngpio = RC5T583_MAX_GPIO,
-	rc5t583_gpio->gpio_chip.can_sleep = 1,
+	rc5t583_gpio->gpio_chip.can_sleep = true,
 	rc5t583_gpio->gpio_chip.dev = &pdev->dev;
 	rc5t583_gpio->gpio_chip.base = -1;
 	rc5t583_gpio->rc5t583 = rc5t583;
diff --git a/drivers/gpio/gpio-sta2x11.c b/drivers/gpio/gpio-sta2x11.c
index f2fb12c..68e3fcb 100644
--- a/drivers/gpio/gpio-sta2x11.c
+++ b/drivers/gpio/gpio-sta2x11.c
@@ -146,7 +146,7 @@
 	gpio->dbg_show = NULL;
 	gpio->base = gpio_base;
 	gpio->ngpio = GSTA_NR_GPIO;
-	gpio->can_sleep = 0;
+	gpio->can_sleep = false;
 	gpio->to_irq = gsta_gpio_to_irq;
 
 	/*
diff --git a/drivers/gpio/gpio-stmpe.c b/drivers/gpio/gpio-stmpe.c
index 2647e24..2776a09 100644
--- a/drivers/gpio/gpio-stmpe.c
+++ b/drivers/gpio/gpio-stmpe.c
@@ -129,7 +129,7 @@
 	.set			= stmpe_gpio_set,
 	.to_irq			= stmpe_gpio_to_irq,
 	.request		= stmpe_gpio_request,
-	.can_sleep		= 1,
+	.can_sleep		= true,
 };
 
 static int stmpe_gpio_irq_set_type(struct irq_data *d, unsigned int type)
diff --git a/drivers/gpio/gpio-sx150x.c b/drivers/gpio/gpio-sx150x.c
index d2983e9..13d73fb 100644
--- a/drivers/gpio/gpio-sx150x.c
+++ b/drivers/gpio/gpio-sx150x.c
@@ -436,7 +436,7 @@
 	chip->gpio_chip.set              = sx150x_gpio_set;
 	chip->gpio_chip.to_irq           = sx150x_gpio_to_irq;
 	chip->gpio_chip.base             = pdata->gpio_base;
-	chip->gpio_chip.can_sleep        = 1;
+	chip->gpio_chip.can_sleep        = true;
 	chip->gpio_chip.ngpio            = chip->dev_cfg->ngpios;
 	if (pdata->oscio_is_gpo)
 		++chip->gpio_chip.ngpio;
diff --git a/drivers/gpio/gpio-tb10x.c b/drivers/gpio/gpio-tb10x.c
index 0502b9a..66a54ea 100644
--- a/drivers/gpio/gpio-tb10x.c
+++ b/drivers/gpio/gpio-tb10x.c
@@ -221,7 +221,7 @@
 	tb10x_gpio->gc.free		= tb10x_gpio_free;
 	tb10x_gpio->gc.base		= -1;
 	tb10x_gpio->gc.ngpio		= ngpio;
-	tb10x_gpio->gc.can_sleep	= 0;
+	tb10x_gpio->gc.can_sleep	= false;
 
 
 	ret = gpiochip_add(&tb10x_gpio->gc);
diff --git a/drivers/gpio/gpio-tc3589x.c b/drivers/gpio/gpio-tc3589x.c
index ddb5fef..1019320 100644
--- a/drivers/gpio/gpio-tc3589x.c
+++ b/drivers/gpio/gpio-tc3589x.c
@@ -127,7 +127,7 @@
 	.direction_output	= tc3589x_gpio_direction_output,
 	.set			= tc3589x_gpio_set,
 	.to_irq			= tc3589x_gpio_to_irq,
-	.can_sleep		= 1,
+	.can_sleep		= true,
 };
 
 static int tc3589x_gpio_irq_set_type(struct irq_data *d, unsigned int type)
diff --git a/drivers/gpio/gpio-timberdale.c b/drivers/gpio/gpio-timberdale.c
index 521971e..f9a8fbd 100644
--- a/drivers/gpio/gpio-timberdale.c
+++ b/drivers/gpio/gpio-timberdale.c
@@ -275,7 +275,7 @@
 	gc->dbg_show = NULL;
 	gc->base = pdata->gpio_base;
 	gc->ngpio = pdata->nr_pins;
-	gc->can_sleep = 0;
+	gc->can_sleep = false;
 
 	err = gpiochip_add(gc);
 	if (err)
diff --git a/drivers/gpio/gpio-tnetv107x.c b/drivers/gpio/gpio-tnetv107x.c
index 58445bb..4aa4815 100644
--- a/drivers/gpio/gpio-tnetv107x.c
+++ b/drivers/gpio/gpio-tnetv107x.c
@@ -176,7 +176,7 @@
 		ctlr = &chips[i];
 
 		ctlr->chip.label	= "tnetv107x";
-		ctlr->chip.can_sleep	= 0;
+		ctlr->chip.can_sleep	= false;
 		ctlr->chip.base		= base;
 		ctlr->chip.ngpio	= ngpio - base;
 		if (ctlr->chip.ngpio > 32)
diff --git a/drivers/gpio/gpio-tps6586x.c b/drivers/gpio/gpio-tps6586x.c
index 29e8e75..8994dfa 100644
--- a/drivers/gpio/gpio-tps6586x.c
+++ b/drivers/gpio/gpio-tps6586x.c
@@ -108,7 +108,7 @@
 	tps6586x_gpio->gpio_chip.label = pdev->name;
 	tps6586x_gpio->gpio_chip.dev = &pdev->dev;
 	tps6586x_gpio->gpio_chip.ngpio = 4;
-	tps6586x_gpio->gpio_chip.can_sleep = 1;
+	tps6586x_gpio->gpio_chip.can_sleep = true;
 
 	/* FIXME: add handling of GPIOs as dedicated inputs */
 	tps6586x_gpio->gpio_chip.direction_output = tps6586x_gpio_output;
diff --git a/drivers/gpio/gpio-tps65910.c b/drivers/gpio/gpio-tps65910.c
index 0614621..b6e818e 100644
--- a/drivers/gpio/gpio-tps65910.c
+++ b/drivers/gpio/gpio-tps65910.c
@@ -143,7 +143,7 @@
 	default:
 		return -EINVAL;
 	}
-	tps65910_gpio->gpio_chip.can_sleep = 1;
+	tps65910_gpio->gpio_chip.can_sleep = true;
 	tps65910_gpio->gpio_chip.direction_input = tps65910_gpio_input;
 	tps65910_gpio->gpio_chip.direction_output = tps65910_gpio_output;
 	tps65910_gpio->gpio_chip.set	= tps65910_gpio_set;
diff --git a/drivers/gpio/gpio-tps65912.c b/drivers/gpio/gpio-tps65912.c
index 276a422..59ee486 100644
--- a/drivers/gpio/gpio-tps65912.c
+++ b/drivers/gpio/gpio-tps65912.c
@@ -79,7 +79,7 @@
 	.direction_output	= tps65912_gpio_output,
 	.get			= tps65912_gpio_get,
 	.set			= tps65912_gpio_set,
-	.can_sleep		= 1,
+	.can_sleep		= true,
 	.ngpio			= 5,
 	.base			= -1,
 };
diff --git a/drivers/gpio/gpio-twl4030.c b/drivers/gpio/gpio-twl4030.c
index 0c7e891..cd06678 100644
--- a/drivers/gpio/gpio-twl4030.c
+++ b/drivers/gpio/gpio-twl4030.c
@@ -386,7 +386,7 @@
 	.direction_output	= twl_direction_out,
 	.set			= twl_set,
 	.to_irq			= twl_to_irq,
-	.can_sleep		= 1,
+	.can_sleep		= true,
 };
 
 /*----------------------------------------------------------------------*/
diff --git a/drivers/gpio/gpio-twl6040.c b/drivers/gpio/gpio-twl6040.c
index d420d30..0caf5cd 100644
--- a/drivers/gpio/gpio-twl6040.c
+++ b/drivers/gpio/gpio-twl6040.c
@@ -77,7 +77,7 @@
 	.get			= twl6040gpo_get,
 	.direction_output	= twl6040gpo_direction_out,
 	.set			= twl6040gpo_set,
-	.can_sleep		= 1,
+	.can_sleep		= true,
 };
 
 /*----------------------------------------------------------------------*/
diff --git a/drivers/gpio/gpio-ucb1400.c b/drivers/gpio/gpio-ucb1400.c
index 1a605f2..c6a5397 100644
--- a/drivers/gpio/gpio-ucb1400.c
+++ b/drivers/gpio/gpio-ucb1400.c
@@ -64,7 +64,7 @@
 	ucb->gc.direction_output = ucb1400_gpio_dir_out;
 	ucb->gc.get = ucb1400_gpio_get;
 	ucb->gc.set = ucb1400_gpio_set;
-	ucb->gc.can_sleep = 1;
+	ucb->gc.can_sleep = true;
 
 	err = gpiochip_add(&ucb->gc);
 	if (err)
diff --git a/drivers/gpio/gpio-viperboard.c b/drivers/gpio/gpio-viperboard.c
index 5ac2919..79e3b58 100644
--- a/drivers/gpio/gpio-viperboard.c
+++ b/drivers/gpio/gpio-viperboard.c
@@ -413,7 +413,7 @@
 	vb_gpio->gpioa.owner = THIS_MODULE;
 	vb_gpio->gpioa.base = -1;
 	vb_gpio->gpioa.ngpio = 16;
-	vb_gpio->gpioa.can_sleep = 1;
+	vb_gpio->gpioa.can_sleep = true;
 	vb_gpio->gpioa.set = vprbrd_gpioa_set;
 	vb_gpio->gpioa.get = vprbrd_gpioa_get;
 	vb_gpio->gpioa.direction_input = vprbrd_gpioa_direction_input;
@@ -430,7 +430,7 @@
 	vb_gpio->gpiob.owner = THIS_MODULE;
 	vb_gpio->gpiob.base = -1;
 	vb_gpio->gpiob.ngpio = 16;
-	vb_gpio->gpiob.can_sleep = 1;
+	vb_gpio->gpiob.can_sleep = true;
 	vb_gpio->gpiob.set = vprbrd_gpiob_set;
 	vb_gpio->gpiob.get = vprbrd_gpiob_get;
 	vb_gpio->gpiob.direction_input = vprbrd_gpiob_direction_input;
diff --git a/drivers/gpio/gpio-vx855.c b/drivers/gpio/gpio-vx855.c
index cddfa22..0fd23b6 100644
--- a/drivers/gpio/gpio-vx855.c
+++ b/drivers/gpio/gpio-vx855.c
@@ -214,7 +214,7 @@
 	c->dbg_show = NULL;
 	c->base = 0;
 	c->ngpio = NR_VX855_GP;
-	c->can_sleep = 0;
+	c->can_sleep = false;
 	c->names = vx855gpio_names;
 }
 
diff --git a/drivers/gpio/gpio-wm831x.c b/drivers/gpio/gpio-wm831x.c
index 456000c..b18a1a2 100644
--- a/drivers/gpio/gpio-wm831x.c
+++ b/drivers/gpio/gpio-wm831x.c
@@ -240,7 +240,7 @@
 	.to_irq			= wm831x_gpio_to_irq,
 	.set_debounce		= wm831x_gpio_set_debounce,
 	.dbg_show		= wm831x_gpio_dbg_show,
-	.can_sleep		= 1,
+	.can_sleep		= true,
 };
 
 static int wm831x_gpio_probe(struct platform_device *pdev)
diff --git a/drivers/gpio/gpio-wm8350.c b/drivers/gpio/gpio-wm8350.c
index fc49154..2487f9d 100644
--- a/drivers/gpio/gpio-wm8350.c
+++ b/drivers/gpio/gpio-wm8350.c
@@ -106,7 +106,7 @@
 	.direction_output	= wm8350_gpio_direction_out,
 	.set			= wm8350_gpio_set,
 	.to_irq			= wm8350_gpio_to_irq,
-	.can_sleep		= 1,
+	.can_sleep		= true,
 };
 
 static int wm8350_gpio_probe(struct platform_device *pdev)
diff --git a/drivers/gpio/gpio-wm8994.c b/drivers/gpio/gpio-wm8994.c
index a53dbde..d93b6b5 100644
--- a/drivers/gpio/gpio-wm8994.c
+++ b/drivers/gpio/gpio-wm8994.c
@@ -242,7 +242,7 @@
 	.set			= wm8994_gpio_set,
 	.to_irq			= wm8994_gpio_to_irq,
 	.dbg_show		= wm8994_gpio_dbg_show,
-	.can_sleep		= 1,
+	.can_sleep		= true,
 };
 
 static int wm8994_gpio_probe(struct platform_device *pdev)
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index c6326e4..94467dd 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1051,7 +1051,7 @@
 	if (dev) {
 		put_device(dev);
 		device_unregister(dev);
-		chip->exported = 0;
+		chip->exported = false;
 		status = 0;
 	} else
 		status = -ENODEV;