ARM: uniphier: use (devm_)ioremap() instead of map_sysmem()

This does not have much impact on behavior, but makes code look more
more like Linux.  The use of devm_ioremap() often helps to delete
.remove callbacks entirely.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

arch/arm/mach-uniphier/arm64/arm-cci500.c

@@ -1,13 +1,12 @@
 /*
  * Initialization of ARM Corelink CCI-500 Cache Coherency Interconnect
  *
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
-#include <common.h>
-#include <mapmem.h>
 #include <linux/bitops.h>
 #include <linux/io.h>
 #include <linux/sizes.h>
@@ -28,13 +27,13 @@ void cci500_init(unsigned int nr_slaves)
 		void __iomem *base;
 		u32 tmp;
 
-		base = map_sysmem(slave_base, SZ_4K);
+		base = ioremap(slave_base, SZ_4K);
 
 		tmp = readl(base);
 		tmp |= CCI500_SNOOP_CTRL_EN_DVM | CCI500_SNOOP_CTRL_EN_SNOOP;
 		writel(tmp, base);
 
-		unmap_sysmem(base);
+		iounmap(base);
 
 		slave_base += CCI500_SLAVE_OFFSET;
 	}

arch/arm/mach-uniphier/arm64/smp_kick_cpus.c

@@ -1,11 +1,10 @@
 /*
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
-#include <common.h>
-#include <mapmem.h>
 #include <linux/io.h>
 #include <linux/sizes.h>
 
@@ -18,11 +17,11 @@ void uniphier_smp_kick_all_cpus(void)
 {
 	void __iomem *rom_boot_rsv0;
 
-	rom_boot_rsv0 = map_sysmem(UNIPHIER_SMPCTRL_ROM_RSV0, SZ_8);
+	rom_boot_rsv0 = ioremap(UNIPHIER_SMPCTRL_ROM_RSV0, SZ_8);
 
 	writeq((u64)uniphier_secondary_startup, rom_boot_rsv0);
 
-	unmap_sysmem(rom_boot_rsv0);
+	iounmap(rom_boot_rsv0);
 
 	uniphier_smp_setup();
 

arch/arm/mach-uniphier/arm64/timer.c

@@ -1,11 +1,10 @@
 /*
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
-#include <common.h>
-#include <mapmem.h>
 #include <linux/bitops.h>
 #include <linux/io.h>
 #include <linux/sizes.h>
@@ -21,7 +20,7 @@ int timer_init(void)
 	void __iomem *base;
 	u32 tmp;
 
-	base = map_sysmem(CNT_CONTROL_BASE, SZ_4K);
+	base = ioremap(CNT_CONTROL_BASE, SZ_4K);
 
 	/*
 	 * Note:
@@ -32,7 +31,7 @@ int timer_init(void)
 	tmp |= CNTCR_EN;
 	writel(tmp, base + CNTCR);
 
-	unmap_sysmem(base);
+	iounmap(base);
 
 	return 0;
 }

arch/arm/mach-uniphier/dram/cmd_ddrphy.c

@@ -1,11 +1,12 @@
 /*
- * Copyright (C) 2014-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2014      Panasonic Corporation
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
-#include <mapmem.h>
 #include <linux/io.h>
 #include <linux/sizes.h>
 
@@ -51,7 +52,7 @@ static void dump_loop(unsigned long *base,
 	int p, dx;
 
 	for (p = 0; *base; base++, p++) {
-		phy = map_sysmem(*base, SZ_4K);
+		phy = ioremap(*base, SZ_4K);
 
 		for (dx = 0; dx < NR_DATX8_PER_DDRPHY; dx++) {
 			printf("PHY%dDX%d:", p, dx);
@@ -59,7 +60,7 @@ static void dump_loop(unsigned long *base,
 			printf("\n");
 		}
 
-		unmap_sysmem(phy);
+		iounmap(phy);
 	}
 }
 
@@ -172,7 +173,7 @@ static void reg_dump(unsigned long *base)
 	printf("\n--- DDR PHY registers ---\n");
 
 	for (p = 0; *base; base++, p++) {
-		phy = map_sysmem(*base, SZ_4K);
+		phy = ioremap(*base, SZ_4K);
 
 		printf("== PHY%d (base: %p) ==\n", p, phy);
 		printf(" No: Name      : Address  : Data\n");
@@ -206,7 +207,7 @@ static void reg_dump(unsigned long *base)
 		REG_DUMP(dx[1].gcr);
 		REG_DUMP(dx[1].gtr);
 
-		unmap_sysmem(phy);
+		iounmap(phy);
 	}
 }
 

drivers/clk/uniphier/clk-uniphier-core.c

@@ -1,11 +1,11 @@
 /*
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
-#include <mapmem.h>
 #include <linux/bitops.h>
 #include <linux/io.h>
 #include <linux/sizes.h>
@@ -137,7 +137,7 @@ int uniphier_clk_probe(struct udevice *dev)
 	if (addr == FDT_ADDR_T_NONE)
 		return -EINVAL;
 
-	priv->base = map_sysmem(addr, SZ_4K);
+	priv->base = devm_ioremap(dev, addr, SZ_4K);
 	if (!priv->base)
 		return -ENOMEM;
 
@@ -145,12 +145,3 @@ int uniphier_clk_probe(struct udevice *dev)
 
 	return 0;
 }
-
-int uniphier_clk_remove(struct udevice *dev)
-{
-	struct uniphier_clk_priv *priv = dev_get_priv(dev);
-
-	unmap_sysmem(priv->base);
-
-	return 0;
-}

drivers/clk/uniphier/clk-uniphier-mio.c

@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -179,7 +180,6 @@ U_BOOT_DRIVER(uniphier_mio_clk) = {
 	.id = UCLASS_CLK,
 	.of_match = uniphier_mio_clk_match,
 	.probe = uniphier_clk_probe,
-	.remove = uniphier_clk_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_clk_priv),
 	.ops = &uniphier_clk_ops,
 };

drivers/clk/uniphier/clk-uniphier.h

@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -52,6 +53,5 @@ struct uniphier_clk_priv {
 
 extern const struct clk_ops uniphier_clk_ops;
 int uniphier_clk_probe(struct udevice *dev);
-int uniphier_clk_remove(struct udevice *dev);
 
 #endif /* __CLK_UNIPHIER_H__ */

drivers/gpio/gpio-uniphier.c

@@ -1,12 +1,12 @@
 /*
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
 #include <dm/device.h>
-#include <mapmem.h>
 #include <linux/bitops.h>
 #include <linux/io.h>
 #include <linux/sizes.h>
@@ -99,7 +99,7 @@ static int uniphier_gpio_probe(struct udevice *dev)
 	if (addr == FDT_ADDR_T_NONE)
 		return -EINVAL;
 
-	priv->base = map_sysmem(addr, SZ_8);
+	priv->base = devm_ioremap(dev, addr, SZ_8);
 	if (!priv->base)
 		return -ENOMEM;
 
@@ -119,15 +119,6 @@ static int uniphier_gpio_probe(struct udevice *dev)
 	return 0;
 }
 
-static int uniphier_gpio_remove(struct udevice *dev)
-{
-	struct uniphier_gpio_priv *priv = dev_get_priv(dev);
-
-	unmap_sysmem(priv->base);
-
-	return 0;
-}
-
 /* .data = the number of GPIO banks */
 static const struct udevice_id uniphier_gpio_match[] = {
 	{ .compatible = "socionext,uniphier-gpio" },
@@ -139,7 +130,6 @@ U_BOOT_DRIVER(uniphier_gpio) = {
 	.id	= UCLASS_GPIO,
 	.of_match = uniphier_gpio_match,
 	.probe	= uniphier_gpio_probe,
-	.remove	= uniphier_gpio_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_gpio_priv),
 	.ops	= &uniphier_gpio_ops,
 };

drivers/i2c/i2c-uniphier-f.c

@@ -1,5 +1,7 @@
 /*
- * Copyright (C) 2014-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2014      Panasonic Corporation
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -13,7 +15,6 @@
 #include <dm/root.h>
 #include <i2c.h>
 #include <fdtdec.h>
-#include <mapmem.h>
 
 struct uniphier_fi2c_regs {
 	u32 cr;				/* control register */
@@ -118,7 +119,7 @@ static int uniphier_fi2c_probe(struct udevice *dev)
 	if (addr == FDT_ADDR_T_NONE)
 		return -EINVAL;
 
-	priv->regs = map_sysmem(addr, SZ_128);
+	priv->regs = devm_ioremap(dev, addr, SZ_128);
 	if (!priv->regs)
 		return -ENOMEM;
 
@@ -134,15 +135,6 @@ static int uniphier_fi2c_probe(struct udevice *dev)
 	return 0;
 }
 
-static int uniphier_fi2c_remove(struct udevice *dev)
-{
-	struct uniphier_fi2c_dev *priv = dev_get_priv(dev);
-
-	unmap_sysmem(priv->regs);
-
-	return 0;
-}
-
 static int wait_for_irq(struct uniphier_fi2c_dev *dev, u32 flags,
 			bool *stop)
 {
@@ -359,7 +351,6 @@ U_BOOT_DRIVER(uniphier_fi2c) = {
 	.id = UCLASS_I2C,
 	.of_match = uniphier_fi2c_of_match,
 	.probe = uniphier_fi2c_probe,
-	.remove = uniphier_fi2c_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_fi2c_dev),
 	.ops = &uniphier_fi2c_ops,
 };

drivers/i2c/i2c-uniphier.c

@@ -1,5 +1,7 @@
 /*
- * Copyright (C) 2014-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2014      Panasonic Corporation
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -13,7 +15,6 @@
 #include <dm/root.h>
 #include <i2c.h>
 #include <fdtdec.h>
-#include <mapmem.h>
 
 struct uniphier_i2c_regs {
 	u32 dtrm;			/* data transmission */
@@ -53,7 +54,7 @@ static int uniphier_i2c_probe(struct udevice *dev)
 	if (addr == FDT_ADDR_T_NONE)
 		return -EINVAL;
 
-	priv->regs = map_sysmem(addr, SZ_64);
+	priv->regs = devm_ioremap(dev, addr, SZ_64);
 	if (!priv->regs)
 		return -ENOMEM;
 
@@ -65,15 +66,6 @@ static int uniphier_i2c_probe(struct udevice *dev)
 	return 0;
 }
 
-static int uniphier_i2c_remove(struct udevice *dev)
-{
-	struct uniphier_i2c_dev *priv = dev_get_priv(dev);
-
-	unmap_sysmem(priv->regs);
-
-	return 0;
-}
-
 static int send_and_recv_byte(struct uniphier_i2c_dev *dev, u32 dtrm)
 {
 	writel(dtrm, &dev->regs->dtrm);
@@ -220,7 +212,6 @@ U_BOOT_DRIVER(uniphier_i2c) = {
 	.id = UCLASS_I2C,
 	.of_match = uniphier_i2c_of_match,
 	.probe = uniphier_i2c_probe,
-	.remove = uniphier_i2c_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_i2c_dev),
 	.ops = &uniphier_i2c_ops,
 };

drivers/mmc/uniphier-sd.c

@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -7,7 +8,6 @@
 #include <common.h>
 #include <clk.h>
 #include <fdtdec.h>
-#include <mapmem.h>
 #include <mmc.h>
 #include <dm/device.h>
 #include <linux/compat.h>
@@ -660,7 +660,7 @@ int uniphier_sd_probe(struct udevice *dev)
 	if (base == FDT_ADDR_T_NONE)
 		return -EINVAL;
 
-	priv->regbase = map_sysmem(base, SZ_2K);
+	priv->regbase = devm_ioremap(dev, base, SZ_2K);
 	if (!priv->regbase)
 		return -ENOMEM;
 
@@ -735,7 +735,6 @@ int uniphier_sd_remove(struct udevice *dev)
 {
 	struct uniphier_sd_priv *priv = dev_get_priv(dev);
 
-	unmap_sysmem(priv->regbase);
 	mmc_destroy(priv->mmc);
 
 	return 0;

drivers/pinctrl/uniphier/pinctrl-uniphier-core.c

@@ -1,11 +1,10 @@
 /*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
-#include <common.h>
-#include <mapmem.h>
 #include <linux/io.h>
 #include <linux/err.h>
 #include <linux/sizes.h>
@@ -188,7 +187,7 @@ int uniphier_pinctrl_probe(struct udevice *dev,
 	if (addr == FDT_ADDR_T_NONE)
 		return -EINVAL;
 
-	priv->base = map_sysmem(addr, SZ_4K);
+	priv->base = devm_ioremap(dev, addr, SZ_4K);
 	if (!priv->base)
 		return -ENOMEM;
 
@@ -196,12 +195,3 @@ int uniphier_pinctrl_probe(struct udevice *dev,
 
 	return 0;
 }
-
-int uniphier_pinctrl_remove(struct udevice *dev)
-{
-	struct uniphier_pinctrl_priv *priv = dev_get_priv(dev);
-
-	unmap_sysmem(priv->base);
-
-	return 0;
-}

drivers/pinctrl/uniphier/pinctrl-uniphier-ld11.c

@@ -101,7 +101,6 @@ U_BOOT_DRIVER(uniphier_ld11_pinctrl) = {
 	.id = UCLASS_PINCTRL,
 	.of_match = of_match_ptr(uniphier_ld11_pinctrl_match),
 	.probe = uniphier_ld11_pinctrl_probe,
-	.remove = uniphier_pinctrl_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
 	.ops = &uniphier_pinctrl_ops,
 };

drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c

@@ -115,7 +115,6 @@ U_BOOT_DRIVER(uniphier_ld20_pinctrl) = {
 	.id = UCLASS_PINCTRL,
 	.of_match = of_match_ptr(uniphier_ld20_pinctrl_match),
 	.probe = uniphier_ld20_pinctrl_probe,
-	.remove = uniphier_pinctrl_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
 	.ops = &uniphier_pinctrl_ops,
 };

drivers/pinctrl/uniphier/pinctrl-uniphier-ld4.c

@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -135,7 +136,6 @@ U_BOOT_DRIVER(uniphier_ld4_pinctrl) = {
 	.id = UCLASS_PINCTRL,
 	.of_match = of_match_ptr(uniphier_ld4_pinctrl_match),
 	.probe = uniphier_ld4_pinctrl_probe,
-	.remove = uniphier_pinctrl_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
 	.ops = &uniphier_pinctrl_ops,
 };

drivers/pinctrl/uniphier/pinctrl-uniphier-ld6b.c

@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -135,7 +136,6 @@ U_BOOT_DRIVER(uniphier_ld6b_pinctrl) = {
 	.id = UCLASS_PINCTRL,
 	.of_match = of_match_ptr(uniphier_ld6b_pinctrl_match),
 	.probe = uniphier_ld6b_pinctrl_probe,
-	.remove = uniphier_pinctrl_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
 	.ops = &uniphier_pinctrl_ops,
 };

drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c

@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -143,7 +144,6 @@ U_BOOT_DRIVER(uniphier_pro4_pinctrl) = {
 	.id = UCLASS_PINCTRL,
 	.of_match = of_match_ptr(uniphier_pro4_pinctrl_match),
 	.probe = uniphier_pro4_pinctrl_probe,
-	.remove = uniphier_pinctrl_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
 	.ops = &uniphier_pinctrl_ops,
 	.flags = DM_FLAG_PRE_RELOC,

drivers/pinctrl/uniphier/pinctrl-uniphier-pro5.c

@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -134,7 +135,6 @@ U_BOOT_DRIVER(uniphier_pro5_pinctrl) = {
 	.id = UCLASS_PINCTRL,
 	.of_match = of_match_ptr(uniphier_pro5_pinctrl_match),
 	.probe = uniphier_pro5_pinctrl_probe,
-	.remove = uniphier_pinctrl_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
 	.ops = &uniphier_pinctrl_ops,
 	.flags = DM_FLAG_PRE_RELOC,

drivers/pinctrl/uniphier/pinctrl-uniphier-pxs2.c

@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -147,7 +148,6 @@ U_BOOT_DRIVER(uniphier_pxs2_pinctrl) = {
 	.id = UCLASS_PINCTRL,
 	.of_match = of_match_ptr(uniphier_pxs2_pinctrl_match),
 	.probe = uniphier_pxs2_pinctrl_probe,
-	.remove = uniphier_pinctrl_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
 	.ops = &uniphier_pinctrl_ops,
 };

drivers/pinctrl/uniphier/pinctrl-uniphier-sld8.c

@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -143,7 +144,6 @@ U_BOOT_DRIVER(uniphier_sld8_pinctrl) = {
 	.id = UCLASS_PINCTRL,
 	.of_match = of_match_ptr(uniphier_sld8_pinctrl_match),
 	.probe = uniphier_sld8_pinctrl_probe,
-	.remove = uniphier_pinctrl_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
 	.ops = &uniphier_pinctrl_ops,
 };

drivers/pinctrl/uniphier/pinctrl-uniphier.h

@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -119,6 +120,4 @@ extern const struct pinctrl_ops uniphier_pinctrl_ops;
 int uniphier_pinctrl_probe(struct udevice *dev,
 			   struct uniphier_pinctrl_socdata *socdata);
 
-int uniphier_pinctrl_remove(struct udevice *dev);
-
 #endif /* __PINCTRL_UNIPHIER_H__ */

drivers/serial/serial_uniphier.c

@@ -1,5 +1,7 @@
 /*
- * Copyright (C) 2012-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2012-2015 Panasonic Corporation
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -9,7 +11,6 @@
 #include <linux/sizes.h>
 #include <asm/errno.h>
 #include <dm/device.h>
-#include <mapmem.h>
 #include <serial.h>
 #include <fdtdec.h>
 
@@ -98,7 +99,7 @@ static int uniphier_serial_probe(struct udevice *dev)
 	if (base == FDT_ADDR_T_NONE)
 		return -EINVAL;
 
-	port = map_sysmem(base, SZ_64);
+	port = devm_ioremap(dev, base, SZ_64);
 	if (!port)
 		return -ENOMEM;
 
@@ -115,13 +116,6 @@ static int uniphier_serial_probe(struct udevice *dev)
 	return 0;
 }
 
-static int uniphier_serial_remove(struct udevice *dev)
-{
-	unmap_sysmem(uniphier_serial_port(dev));
-
-	return 0;
-}
-
 static const struct udevice_id uniphier_uart_of_match[] = {
 	{ .compatible = "socionext,uniphier-uart" },
 	{ /* sentinel */ }
@@ -139,7 +133,6 @@ U_BOOT_DRIVER(uniphier_serial) = {
 	.id = UCLASS_SERIAL,
 	.of_match = uniphier_uart_of_match,
 	.probe = uniphier_serial_probe,
-	.remove = uniphier_serial_remove,
 	.priv_auto_alloc_size = sizeof(struct uniphier_serial_private_data),
 	.ops = &uniphier_serial_ops,
 };