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>

18 files changed, 42 insertions, 100 deletions

diff --git a/drivers/clk/uniphier/clk-uniphier-core.c b/drivers/clk/uniphier/clk-uniphier-core.c
index 2f5d4d8391..a91924e8a4 100644
--- a/drivers/clk/uniphier/clk-uniphier-core.c
+++ b/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;
-}
diff --git a/drivers/clk/uniphier/clk-uniphier-mio.c b/drivers/clk/uniphier/clk-uniphier-mio.c
index 2dd3fc074a..2eea5ebc2a 100644
--- a/drivers/clk/uniphier/clk-uniphier-mio.c
+++ b/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,
 };
diff --git a/drivers/clk/uniphier/clk-uniphier.h b/drivers/clk/uniphier/clk-uniphier.h
index 560b3f8112..18aa88849b 100644
--- a/drivers/clk/uniphier/clk-uniphier.h
+++ b/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__ */
diff --git a/drivers/gpio/gpio-uniphier.c b/drivers/gpio/gpio-uniphier.c
index bde51eab15..afb27a396f 100644
--- a/drivers/gpio/gpio-uniphier.c
+++ b/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,
 };
diff --git a/drivers/i2c/i2c-uniphier-f.c b/drivers/i2c/i2c-uniphier-f.c
index aebdcfcec3..a56e058d56 100644
--- a/drivers/i2c/i2c-uniphier-f.c
+++ b/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,
 };
diff --git a/drivers/i2c/i2c-uniphier.c b/drivers/i2c/i2c-uniphier.c
index f8221da82e..39a3ebdfc1 100644
--- a/drivers/i2c/i2c-uniphier.c
+++ b/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,
 };
diff --git a/drivers/mmc/uniphier-sd.c b/drivers/mmc/uniphier-sd.c
index 152e987397..02df809bcf 100644
--- a/drivers/mmc/uniphier-sd.c
+++ b/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;
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-core.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-core.c
index 225a05c56d..3f891f1581 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-core.c
+++ b/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;
-}
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld11.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-ld11.c
index e95870f2c1..e42602bc82 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld11.c
+++ b/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,
 };
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c
index e9031966d0..d6ae51248a 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c
+++ b/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,
 };
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld4.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-ld4.c
index dbb9499313..955858a6aa 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld4.c
+++ b/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,
 };
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld6b.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-ld6b.c
index 8b40801175..5f9407ed21 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld6b.c
+++ b/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,
 };
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c
index dace726b08..6f349dcd2e 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c
+++ b/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,
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-pro5.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-pro5.c
index 50b41cc37c..268cdea42a 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-pro5.c
+++ b/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,
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-pxs2.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-pxs2.c
index 9223eebc89..b534274317 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-pxs2.c
+++ b/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,
 };
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-sld8.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-sld8.c
index cee0eb1abd..a85e055dae 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-sld8.c
+++ b/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,
 };
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier.h b/drivers/pinctrl/uniphier/pinctrl-uniphier.h
index 4bb893218a..4de5b03c8d 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier.h
+++ b/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__ */
diff --git a/drivers/serial/serial_uniphier.c b/drivers/serial/serial_uniphier.c
index 525f0a4417..ab607b7e65 100644
--- a/drivers/serial/serial_uniphier.c
+++ b/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,
 };