Merge branch 'master' of git://git.denx.de/u-boot-uniphier

  - Enable eMMC driver for LD11/LD20 SoCs
  - Refactoring of SoC init code
  - Bug fix of pinctrl driver

49 files changed, 739 insertions, 1056 deletions

diff --git a/arch/arm/dts/uniphier-ld11.dtsi b/arch/arm/dts/uniphier-ld11.dtsi
index eef4dce..38dc1ec 100644
--- a/arch/arm/dts/uniphier-ld11.dtsi
+++ b/arch/arm/dts/uniphier-ld11.dtsi
@@ -270,7 +270,7 @@
 		};
 
 		emmc: sdhc@5a000000 {
-			compatible = "cdns,sd4hc";
+			compatible = "socionext,uniphier-sd4hc", "cdns,sd4hc";
 			reg = <0x5a000000 0x400>;
 			interrupts = <0 78 4>;
 			pinctrl-names = "default";
@@ -279,7 +279,6 @@
 			bus-width = <8>;
 			mmc-ddr-1_8v;
 			mmc-hs200-1_8v;
-			/* mmc-hs400-1_8v; support depends on board design */
 		};
 
 		usb0: usb@5a800100 {
diff --git a/arch/arm/dts/uniphier-ld20.dtsi b/arch/arm/dts/uniphier-ld20.dtsi
index 1b41945..7176757 100644
--- a/arch/arm/dts/uniphier-ld20.dtsi
+++ b/arch/arm/dts/uniphier-ld20.dtsi
@@ -344,7 +344,7 @@
 		};
 
 		emmc: sdhc@5a000000 {
-			compatible = "cdns,sd4hc";
+			compatible = "socionext,uniphier-sd4hc", "cdns,sd4hc";
 			reg = <0x5a000000 0x400>;
 			interrupts = <0 78 4>;
 			pinctrl-names = "default";
@@ -353,7 +353,6 @@
 			bus-width = <8>;
 			mmc-ddr-1_8v;
 			mmc-hs200-1_8v;
-			/* mmc-hs400-1_8v; support depends on board design */
 		};
 
 		sd: sdhc@5a400000 {
diff --git a/arch/arm/mach-uniphier/Makefile b/arch/arm/mach-uniphier/Makefile
index ae78548..ab2c6dc 100644
--- a/arch/arm/mach-uniphier/Makefile
+++ b/arch/arm/mach-uniphier/Makefile
@@ -4,8 +4,9 @@
 
 ifdef CONFIG_SPL_BUILD
 
-obj-y += init/ bcu/ memconf/
-obj-$(CONFIG_MICRO_SUPPORT_CARD) += sbc/
+obj-y += spl_board_init.o
+obj-y += memconf.o
+obj-y += bcu/
 
 else
 
@@ -15,6 +16,9 @@ obj-y += board_init.o
 obj-$(CONFIG_BOARD_LATE_INIT) += board_late_init.o
 obj-y += reset.o
 
+obj-$(CONFIG_MICRO_SUPPORT_CARD) += sbc/ micro-support-card.o
+obj-y += pinctrl-glue.o
+
 endif
 
 obj-y += boards.o
@@ -22,9 +26,7 @@ obj-y += soc_info.o
 obj-y += boot-mode/
 obj-y += clk/
 obj-y += dram/
-obj-y += pinctrl-glue.o
 
-obj-$(CONFIG_MICRO_SUPPORT_CARD) += micro-support-card.o
 obj-$(CONFIG_DEBUG_UART_UNIPHIER) += debug-uart/
 
 obj-$(CONFIG_CPU_V7) += arm32/
diff --git a/arch/arm/mach-uniphier/bcu/bcu-ld4.c b/arch/arm/mach-uniphier/bcu/bcu-ld4.c
index eeab802..7557880 100644
--- a/arch/arm/mach-uniphier/bcu/bcu-ld4.c
+++ b/arch/arm/mach-uniphier/bcu/bcu-ld4.c
@@ -1,5 +1,7 @@
 /*
- * Copyright (C) 2011-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2011-2014 Panasonic Corporation
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -11,7 +13,7 @@
 
 #define ch(x) ((x) >= 32 ? 0 : (x) < 0 ? 0x11111111 : 0x11111111 << (x))
 
-int uniphier_ld4_bcu_init(const struct uniphier_board_data *bd)
+void uniphier_ld4_bcu_init(const struct uniphier_board_data *bd)
 {
 	int shift;
 
@@ -30,6 +32,4 @@ int uniphier_ld4_bcu_init(const struct uniphier_board_data *bd)
 
 	shift -= 32;
 	writel(ch(shift), BCIPPCCHR4); /* 0xc0000000-0xdfffffff */
-
-	return 0;
 }
diff --git a/arch/arm/mach-uniphier/bcu/bcu-sld3.c b/arch/arm/mach-uniphier/bcu/bcu-sld3.c
index 493e6d5..64efd37 100644
--- a/arch/arm/mach-uniphier/bcu/bcu-sld3.c
+++ b/arch/arm/mach-uniphier/bcu/bcu-sld3.c
@@ -1,5 +1,7 @@
 /*
- * Copyright (C) 2011-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2011-2014 Panasonic Corporation
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -11,7 +13,7 @@
 
 #define ch(x) ((x) >= 32 ? 0 : (x) < 0 ? 0x11111111 : 0x11111111 << (x))
 
-int uniphier_sld3_bcu_init(const struct uniphier_board_data *bd)
+void uniphier_sld3_bcu_init(const struct uniphier_board_data *bd)
 {
 	int shift;
 
@@ -34,6 +36,4 @@ int uniphier_sld3_bcu_init(const struct uniphier_board_data *bd)
 
 	shift -= 32;
 	writel(ch(shift), BCIPPCCHR4); /* 0xc0000000-0xdfffffff */
-
-	return 0;
 }
diff --git a/arch/arm/mach-uniphier/board_init.c b/arch/arm/mach-uniphier/board_init.c
index 8c7864c..93330b0 100644
--- a/arch/arm/mach-uniphier/board_init.c
+++ b/arch/arm/mach-uniphier/board_init.c
@@ -48,122 +48,193 @@ static void uniphier_setup_xirq(void)
 	writel(tmp, 0x55000090);
 }
 
-static void uniphier_nand_pin_init(bool cs2)
+#ifdef CONFIG_ARCH_UNIPHIER_LD11
+static void uniphier_ld11_misc_init(void)
 {
-#ifdef CONFIG_NAND_DENALI
-	if (uniphier_pin_init(cs2 ? "nand2cs_grp" : "nand_grp"))
-		pr_err("failed to init NAND pins\n");
-#endif
+	sg_set_pinsel(149, 14, 8, 4);	/* XIRQ0    -> XIRQ0 */
+	sg_set_iectrl(149);
+	sg_set_pinsel(153, 14, 8, 4);	/* XIRQ4    -> XIRQ4 */
+	sg_set_iectrl(153);
 }
+#endif
 
-int board_init(void)
+#ifdef CONFIG_ARCH_UNIPHIER_LD20
+static void uniphier_ld20_misc_init(void)
 {
-	const struct uniphier_board_data *bd;
+	sg_set_pinsel(149, 14, 8, 4);	/* XIRQ0    -> XIRQ0 */
+	sg_set_iectrl(149);
+	sg_set_pinsel(153, 14, 8, 4);	/* XIRQ4    -> XIRQ4 */
+	sg_set_iectrl(153);
+
+	/* ES1 errata: increase VDD09 supply to suppress VBO noise */
+	if (uniphier_get_soc_revision() == 1) {
+		writel(0x00000003, 0x6184e004);
+		writel(0x00000100, 0x6184e040);
+		writel(0x0000b500, 0x6184e024);
+		writel(0x00000001, 0x6184e000);
+	}
 
-	led_puts("U0");
+	cci500_init(2);
+}
+#endif
 
-	bd = uniphier_get_board_param();
-	if (!bd)
-		return -ENODEV;
+struct uniphier_initdata {
+	enum uniphier_soc_id soc_id;
+	bool nand_2cs;
+	void (*sbc_init)(void);
+	void (*pll_init)(void);
+	void (*clk_init)(void);
+	void (*misc_init)(void);
+};
 
-	switch (uniphier_get_soc_type()) {
+struct uniphier_initdata uniphier_initdata[] = {
 #if defined(CONFIG_ARCH_UNIPHIER_SLD3)
-	case SOC_UNIPHIER_SLD3:
-		uniphier_nand_pin_init(true);
-		led_puts("U1");
-		uniphier_sld3_pll_init();
-		uniphier_ld4_clk_init();
-		break;
+	{
+		.soc_id = SOC_UNIPHIER_SLD3,
+		.nand_2cs = true,
+		.sbc_init = uniphier_sbc_init_admulti,
+		.pll_init = uniphier_sld3_pll_init,
+		.clk_init = uniphier_ld4_clk_init,
+	},
 #endif
 #if defined(CONFIG_ARCH_UNIPHIER_LD4)
-	case SOC_UNIPHIER_LD4:
-		uniphier_nand_pin_init(true);
-		led_puts("U1");
-		uniphier_ld4_pll_init();
-		uniphier_ld4_clk_init();
-		break;
+	{
+		.soc_id = SOC_UNIPHIER_LD4,
+		.nand_2cs = true,
+		.sbc_init = uniphier_ld4_sbc_init,
+		.pll_init = uniphier_ld4_pll_init,
+		.clk_init = uniphier_ld4_clk_init,
+	},
 #endif
 #if defined(CONFIG_ARCH_UNIPHIER_PRO4)
-	case SOC_UNIPHIER_PRO4:
-		uniphier_nand_pin_init(false);
-		led_puts("U1");
-		uniphier_pro4_pll_init();
-		uniphier_pro4_clk_init();
-		break;
+	{
+		.soc_id = SOC_UNIPHIER_PRO4,
+		.nand_2cs = false,
+		.sbc_init = uniphier_sbc_init_savepin,
+		.pll_init = uniphier_pro4_pll_init,
+		.clk_init = uniphier_pro4_clk_init,
+	},
 #endif
 #if defined(CONFIG_ARCH_UNIPHIER_SLD8)
-	case SOC_UNIPHIER_SLD8:
-		uniphier_nand_pin_init(true);
-		led_puts("U1");
-		uniphier_ld4_pll_init();
-		uniphier_ld4_clk_init();
-		break;
+	{
+		.soc_id = SOC_UNIPHIER_SLD8,
+		.nand_2cs = true,
+		.sbc_init = uniphier_ld4_sbc_init,
+		.pll_init = uniphier_ld4_pll_init,
+		.clk_init = uniphier_ld4_clk_init,
+	},
 #endif
 #if defined(CONFIG_ARCH_UNIPHIER_PRO5)
-	case SOC_UNIPHIER_PRO5:
-		uniphier_nand_pin_init(true);
-		led_puts("U1");
-		uniphier_pro5_clk_init();
-		break;
+	{
+		.soc_id = SOC_UNIPHIER_PRO5,
+		.nand_2cs = true,
+		.sbc_init = uniphier_sbc_init_savepin,
+		.clk_init = uniphier_pro5_clk_init,
+	},
 #endif
 #if defined(CONFIG_ARCH_UNIPHIER_PXS2)
-	case SOC_UNIPHIER_PXS2:
-		uniphier_nand_pin_init(true);
-		led_puts("U1");
-		uniphier_pxs2_clk_init();
-		break;
+	{
+		.soc_id = SOC_UNIPHIER_PXS2,
+		.nand_2cs = true,
+		.sbc_init = uniphier_pxs2_sbc_init,
+		.clk_init = uniphier_pxs2_clk_init,
+	},
 #endif
 #if defined(CONFIG_ARCH_UNIPHIER_LD6B)
-	case SOC_UNIPHIER_LD6B:
-		uniphier_nand_pin_init(true);
-		led_puts("U1");
-		uniphier_pxs2_clk_init();
-		break;
+	{
+		.soc_id = SOC_UNIPHIER_LD6B,
+		.nand_2cs = true,
+		.sbc_init = uniphier_pxs2_sbc_init,
+		.clk_init = uniphier_pxs2_clk_init,
+	},
 #endif
 #if defined(CONFIG_ARCH_UNIPHIER_LD11)
-	case SOC_UNIPHIER_LD11:
-		uniphier_nand_pin_init(false);
-		sg_set_pinsel(149, 14, 8, 4);	/* XIRQ0    -> XIRQ0 */
-		sg_set_iectrl(149);
-		sg_set_pinsel(153, 14, 8, 4);	/* XIRQ4    -> XIRQ4 */
-		sg_set_iectrl(153);
-		led_puts("U1");
-		uniphier_ld11_pll_init();
-		uniphier_ld11_clk_init();
-		break;
+	{
+		.soc_id = SOC_UNIPHIER_LD11,
+		.nand_2cs = false,
+		.sbc_init = uniphier_ld11_sbc_init,
+		.pll_init = uniphier_ld11_pll_init,
+		.clk_init = uniphier_ld11_clk_init,
+		.misc_init = uniphier_ld11_misc_init,
+	},
 #endif
 #if defined(CONFIG_ARCH_UNIPHIER_LD20)
-	case SOC_UNIPHIER_LD20:
-		/* ES1 errata: increase VDD09 supply to suppress VBO noise */
-		if (uniphier_get_soc_revision() == 1) {
-			writel(0x00000003, 0x6184e004);
-			writel(0x00000100, 0x6184e040);
-			writel(0x0000b500, 0x6184e024);
-			writel(0x00000001, 0x6184e000);
-		}
-		uniphier_nand_pin_init(false);
-		sg_set_pinsel(149, 14, 8, 4);	/* XIRQ0    -> XIRQ0 */
-		sg_set_iectrl(149);
-		sg_set_pinsel(153, 14, 8, 4);	/* XIRQ4    -> XIRQ4 */
-		sg_set_iectrl(153);
-		led_puts("U1");
-		uniphier_ld20_pll_init(bd);
-		uniphier_ld20_clk_init();
-		cci500_init(2);
-		break;
+	{
+		.soc_id = SOC_UNIPHIER_LD20,
+		.nand_2cs = false,
+		.sbc_init = uniphier_ld11_sbc_init,
+		.pll_init = uniphier_ld20_pll_init,
+		.misc_init = uniphier_ld20_misc_init,
+	},
 #endif
-	default:
-		break;
+};
+
+static struct uniphier_initdata *uniphier_get_initdata(
+						enum uniphier_soc_id soc_id)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(uniphier_initdata); i++) {
+		if (uniphier_initdata[i].soc_id == soc_id)
+			return &uniphier_initdata[i];
 	}
 
-	uniphier_setup_xirq();
+	return NULL;
+}
+
+int board_init(void)
+{
+	struct uniphier_initdata *initdata;
+	enum uniphier_soc_id soc_id;
+	int ret;
+
+	led_puts("U0");
+
+	soc_id = uniphier_get_soc_type();
+	initdata = uniphier_get_initdata(soc_id);
+	if (!initdata) {
+		pr_err("unsupported board\n");
+		return -EINVAL;
+	}
+
+	initdata->sbc_init();
+
+	support_card_init();
+
+	led_puts("U0");
+
+	if (IS_ENABLED(CONFIG_NAND_DENALI)) {
+		ret = uniphier_pin_init(initdata->nand_2cs ?
+					"nand2cs_grp" : "nand_grp");
+		if (ret)
+			pr_err("failed to init NAND pins\n");
+	}
+
+	led_puts("U1");
+
+	if (initdata->pll_init)
+		initdata->pll_init();
 
 	led_puts("U2");
 
-	support_card_late_init();
+	if (initdata->clk_init)
+		initdata->clk_init();
 
 	led_puts("U3");
 
+	if (initdata->misc_init)
+		initdata->misc_init();
+
+	led_puts("U4");
+
+	uniphier_setup_xirq();
+
+	led_puts("U5");
+
+	support_card_late_init();
+
+	led_puts("U6");
+
 #ifdef CONFIG_ARM64
 	uniphier_smp_kick_all_cpus();
 #endif
diff --git a/arch/arm/mach-uniphier/clk/Makefile b/arch/arm/mach-uniphier/clk/Makefile
index 95f433e..37df04b 100644
--- a/arch/arm/mach-uniphier/clk/Makefile
+++ b/arch/arm/mach-uniphier/clk/Makefile
@@ -4,15 +4,15 @@
 
 ifdef CONFIG_SPL_BUILD
 
-obj-$(CONFIG_ARCH_UNIPHIER_SLD3)	+= early-clk-ld4.o dpll-sld3.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD4)		+= early-clk-ld4.o dpll-ld4.o
-obj-$(CONFIG_ARCH_UNIPHIER_PRO4)	+= early-clk-ld4.o dpll-pro4.o
-obj-$(CONFIG_ARCH_UNIPHIER_SLD8)	+= early-clk-ld4.o dpll-sld8.o
-obj-$(CONFIG_ARCH_UNIPHIER_PRO5)	+= early-clk-pro5.o
-obj-$(CONFIG_ARCH_UNIPHIER_PXS2)	+= early-clk-pxs2.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD6B)	+= early-clk-pxs2.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD11)	+= early-clk-ld11.o dpll-ld11.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD20)	+= early-clk-ld20.o dpll-ld20.o
+obj-$(CONFIG_ARCH_UNIPHIER_SLD3)	+= clk-early-sld3.o clk-dram-sld3.o dpll-sld3.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD4)		+= clk-early-sld3.o clk-dram-sld3.o dpll-ld4.o
+obj-$(CONFIG_ARCH_UNIPHIER_PRO4)	+= clk-early-sld3.o clk-dram-sld3.o dpll-pro4.o
+obj-$(CONFIG_ARCH_UNIPHIER_SLD8)	+= clk-early-sld3.o clk-dram-sld3.o dpll-sld8.o
+obj-$(CONFIG_ARCH_UNIPHIER_PRO5)	+= clk-early-sld3.o clk-dram-pro5.o dpll-pro5.o
+obj-$(CONFIG_ARCH_UNIPHIER_PXS2)	+= clk-early-sld3.o clk-dram-pxs2.o dpll-pxs2.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD6B)	+= clk-early-sld3.o clk-dram-pxs2.o dpll-pxs2.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD11)	+= clk-early-ld11.o clk-dram-ld11.o dpll-ld11.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20)	+= clk-early-ld11.o clk-dram-ld20.o dpll-ld20.o
 
 else
 
@@ -24,7 +24,7 @@ obj-$(CONFIG_ARCH_UNIPHIER_PRO5)	+= clk-pro5.o
 obj-$(CONFIG_ARCH_UNIPHIER_PXS2)	+= clk-pxs2.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD6B)	+= clk-pxs2.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD11)	+= clk-ld11.o pll-ld11.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD20)	+= clk-ld20.o pll-ld20.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20)	+= pll-ld20.o
 
 endif
 
diff --git a/arch/arm/mach-uniphier/clk/early-clk-ld11.c b/arch/arm/mach-uniphier/clk/clk-dram-ld11.c
index c94d83c..593e11a 100644
--- a/arch/arm/mach-uniphier/clk/early-clk-ld11.c
+++ b/arch/arm/mach-uniphier/clk/clk-dram-ld11.c
@@ -1,6 +1,5 @@
 /*
- * Copyright (C) 2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016-2017 Socionext Inc.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -10,7 +9,7 @@
 #include "../init.h"
 #include "../sc64-regs.h"
 
-int uniphier_ld11_early_clk_init(const struct uniphier_board_data *bd)
+void uniphier_ld11_dram_clk_init(void)
 {
 	u32 tmp;
 
@@ -20,13 +19,7 @@ int uniphier_ld11_early_clk_init(const struct uniphier_board_data *bd)
 	writel(tmp, SC_RSTCTRL7);
 
 	/* provide clocks */
-	tmp = readl(SC_CLKCTRL4);
-	tmp |= SC_CLKCTRL4_PERI;
-	writel(tmp, SC_CLKCTRL4);
-
 	tmp = readl(SC_CLKCTRL7);
 	tmp |= SC_CLKCTRL7_UMC31 | SC_CLKCTRL7_UMC30;
 	writel(tmp, SC_CLKCTRL7);
-
-	return 0;
 }
diff --git a/arch/arm/mach-uniphier/clk/early-clk-ld20.c b/arch/arm/mach-uniphier/clk/clk-dram-ld20.c
index 5201a55..62e5acd 100644
--- a/arch/arm/mach-uniphier/clk/early-clk-ld20.c
+++ b/arch/arm/mach-uniphier/clk/clk-dram-ld20.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016-2017 Socionext Inc.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -9,7 +9,7 @@
 #include "../init.h"
 #include "../sc64-regs.h"
 
-int uniphier_ld20_early_clk_init(const struct uniphier_board_data *bd)
+void uniphier_ld20_dram_clk_init(void)
 {
 	u32 tmp;
 
@@ -21,14 +21,8 @@ int uniphier_ld20_early_clk_init(const struct uniphier_board_data *bd)
 	writel(tmp, SC_RSTCTRL7);
 
 	/* provide clocks */
-	tmp = readl(SC_CLKCTRL4);
-	tmp |= SC_CLKCTRL4_PERI;
-	writel(tmp, SC_CLKCTRL4);
-
 	tmp = readl(SC_CLKCTRL7);
 	tmp |= SC_CLKCTRL7_UMCSB | SC_CLKCTRL7_UMC32 | SC_CLKCTRL7_UMC31 |
 							SC_CLKCTRL7_UMC30;
 	writel(tmp, SC_CLKCTRL7);
-
-	return 0;
 }
diff --git a/arch/arm/mach-uniphier/clk/early-clk-pro5.c b/arch/arm/mach-uniphier/clk/clk-dram-pro5.c
index c41a8ea..1edc85a 100644
--- a/arch/arm/mach-uniphier/clk/early-clk-pro5.c
+++ b/arch/arm/mach-uniphier/clk/clk-dram-pro5.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2015 Masahiro Yamada <yamada.m@jp.panasonic.com>
+ * Copyright (C) 2015-2017 Socionext Inc.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -9,7 +9,7 @@
 #include "../init.h"
 #include "../sc-regs.h"
 
-int uniphier_pro5_early_clk_init(const struct uniphier_board_data *bd)
+void uniphier_pro5_dram_clk_init(void)
 {
 	u32 tmp;
 
@@ -24,17 +24,12 @@ int uniphier_pro5_early_clk_init(const struct uniphier_board_data *bd)
 	       SC_RSTCTRL4_NRST_UMCA1 | SC_RSTCTRL4_NRST_UMCA0 |
 	       SC_RSTCTRL4_NRST_UMC31 | SC_RSTCTRL4_NRST_UMC30;
 	writel(tmp, SC_RSTCTRL4);
-	readl(SC_RSTCTRL); /* dummy read */
+	readl(SC_RSTCTRL4); /* dummy read */
 
 	/* provide clocks */
-	tmp = readl(SC_CLKCTRL);
-	tmp |= SC_CLKCTRL_CEN_SBC | SC_CLKCTRL_CEN_PERI;
-	writel(tmp, SC_CLKCTRL);
 	tmp = readl(SC_CLKCTRL4);
 	tmp |= SC_CLKCTRL4_CEN_UMCSB | SC_CLKCTRL4_CEN_UMC1 |
 	       SC_CLKCTRL4_CEN_UMC0;
 	writel(tmp, SC_CLKCTRL4);
 	readl(SC_CLKCTRL4); /* dummy read */
-
-	return 0;
 }
diff --git a/arch/arm/mach-uniphier/clk/early-clk-pxs2.c b/arch/arm/mach-uniphier/clk/clk-dram-pxs2.c
index 665ecd5..75eaab7 100644
--- a/arch/arm/mach-uniphier/clk/early-clk-pxs2.c
+++ b/arch/arm/mach-uniphier/clk/clk-dram-pxs2.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016-2017 Socionext Inc.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -11,17 +11,11 @@
 #include "../init.h"
 #include "../sc-regs.h"
 
-int uniphier_pxs2_early_clk_init(const struct uniphier_board_data *bd)
+void uniphier_pxs2_dram_clk_init(void)
 {
 	u32 tmp;
 
 	/* deassert reset */
-	if (spl_boot_device() != BOOT_DEVICE_NAND) {
-		tmp = readl(SC_RSTCTRL);
-		tmp &= ~SC_RSTCTRL_NRST_NAND;
-		writel(tmp, SC_RSTCTRL);
-	};
-
 	tmp = readl(SC_RSTCTRL4);
 	tmp |= SC_RSTCTRL4_NRST_UMCSB | SC_RSTCTRL4_NRST_UMCA2 |
 	       SC_RSTCTRL4_NRST_UMCA1 | SC_RSTCTRL4_NRST_UMCA0 |
@@ -31,15 +25,9 @@ int uniphier_pxs2_early_clk_init(const struct uniphier_board_data *bd)
 	readl(SC_RSTCTRL4); /* dummy read */
 
 	/* provide clocks */
-	tmp = readl(SC_CLKCTRL);
-	tmp |= SC_CLKCTRL_CEN_SBC | SC_CLKCTRL_CEN_PERI;
-	writel(tmp, SC_CLKCTRL);
-
 	tmp = readl(SC_CLKCTRL4);
 	tmp |= SC_CLKCTRL4_CEN_UMCSB | SC_CLKCTRL4_CEN_UMC2 |
 	       SC_CLKCTRL4_CEN_UMC1 | SC_CLKCTRL4_CEN_UMC0;
 	writel(tmp, SC_CLKCTRL4);
 	readl(SC_CLKCTRL4); /* dummy read */
-
-	return 0;
 }
diff --git a/arch/arm/mach-uniphier/clk/early-clk-ld4.c b/arch/arm/mach-uniphier/clk/clk-dram-sld3.c
index b6e8b64..3430303 100644
--- a/arch/arm/mach-uniphier/clk/early-clk-ld4.c
+++ b/arch/arm/mach-uniphier/clk/clk-dram-sld3.c
@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2011-2015 Masahiro Yamada <yamada.m@jp.panasonic.com>
+ * Copyright (C) 2011-2014 Panasonic Corporation
+ * Copyright (C) 2015-2017 Socionext Inc.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -11,24 +12,19 @@
 #include "../init.h"
 #include "../sc-regs.h"
 
-int uniphier_ld4_early_clk_init(const struct uniphier_board_data *bd)
+void uniphier_sld3_dram_clk_init(void)
 {
 	u32 tmp;
 
 	/* deassert reset */
 	tmp = readl(SC_RSTCTRL);
-
 	tmp |= SC_RSTCTRL_NRST_UMC1 | SC_RSTCTRL_NRST_UMC0;
-	if (spl_boot_device() != BOOT_DEVICE_NAND)
-		tmp &= ~SC_RSTCTRL_NRST_NAND;
 	writel(tmp, SC_RSTCTRL);
 	readl(SC_RSTCTRL); /* dummy read */
 
 	/* provide clocks */
 	tmp = readl(SC_CLKCTRL);
-	tmp |= SC_CLKCTRL_CEN_UMC | SC_CLKCTRL_CEN_SBC | SC_CLKCTRL_CEN_PERI;
+	tmp |= SC_CLKCTRL_CEN_UMC;
 	writel(tmp, SC_CLKCTRL);
 	readl(SC_CLKCTRL); /* dummy read */
-
-	return 0;
 }
diff --git a/arch/arm/mach-uniphier/clk/clk-early-ld11.c b/arch/arm/mach-uniphier/clk/clk-early-ld11.c
new file mode 100644
index 0000000..bb6f7a4
--- /dev/null
+++ b/arch/arm/mach-uniphier/clk/clk-early-ld11.c
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2016-2017 Socionext Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <linux/io.h>
+
+#include "../init.h"
+#include "../sc64-regs.h"
+
+void uniphier_ld11_early_clk_init(void)
+{
+	u32 tmp;
+
+	/* provide clocks */
+	tmp = readl(SC_CLKCTRL4);
+	tmp |= SC_CLKCTRL4_PERI;
+	writel(tmp, SC_CLKCTRL4);
+}
diff --git a/arch/arm/mach-uniphier/clk/clk-early-sld3.c b/arch/arm/mach-uniphier/clk/clk-early-sld3.c
new file mode 100644
index 0000000..3235da2
--- /dev/null
+++ b/arch/arm/mach-uniphier/clk/clk-early-sld3.c
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2011-2014 Panasonic Corporation
+ * Copyright (C) 2015-2017 Socionext Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <spl.h>
+#include <linux/io.h>
+
+#include "../init.h"
+#include "../sc-regs.h"
+
+void uniphier_sld3_early_clk_init(void)
+{
+	u32 tmp;
+
+	/* deassert reset */
+	if (spl_boot_device() != BOOT_DEVICE_NAND) {
+		tmp = readl(SC_RSTCTRL);
+		tmp &= ~SC_RSTCTRL_NRST_NAND;
+		writel(tmp, SC_RSTCTRL);
+	};
+
+	/* provide clocks */
+	tmp = readl(SC_CLKCTRL);
+	tmp |= SC_CLKCTRL_CEN_SBC | SC_CLKCTRL_CEN_PERI;
+	writel(tmp, SC_CLKCTRL);
+	readl(SC_CLKCTRL); /* dummy read */
+}
diff --git a/arch/arm/mach-uniphier/clk/clk-ld20.c b/arch/arm/mach-uniphier/clk/clk-ld20.c
deleted file mode 100644
index 556a30a..0000000
--- a/arch/arm/mach-uniphier/clk/clk-ld20.c
+++ /dev/null
@@ -1,14 +0,0 @@
-/*
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <linux/io.h>
-
-#include "../init.h"
-#include "../sc64-regs.h"
-
-void uniphier_ld20_clk_init(void)
-{
-}
diff --git a/arch/arm/mach-uniphier/clk/dpll-pro5.c b/arch/arm/mach-uniphier/clk/dpll-pro5.c
new file mode 100644
index 0000000..d3a42c7
--- /dev/null
+++ b/arch/arm/mach-uniphier/clk/dpll-pro5.c
@@ -0,0 +1,6 @@
+#include "../init.h"
+
+int uniphier_pro5_dpll_init(const struct uniphier_board_data *bd)
+{
+	return 0;
+}
diff --git a/arch/arm/mach-uniphier/clk/dpll-pxs2.c b/arch/arm/mach-uniphier/clk/dpll-pxs2.c
new file mode 100644
index 0000000..328ebf6
--- /dev/null
+++ b/arch/arm/mach-uniphier/clk/dpll-pxs2.c
@@ -0,0 +1,6 @@
+#include "../init.h"
+
+int uniphier_pxs2_dpll_init(const struct uniphier_board_data *bd)
+{
+	return 0;
+}
diff --git a/arch/arm/mach-uniphier/clk/pll-ld20.c b/arch/arm/mach-uniphier/clk/pll-ld20.c
index 8ad6883..121a369 100644
--- a/arch/arm/mach-uniphier/clk/pll-ld20.c
+++ b/arch/arm/mach-uniphier/clk/pll-ld20.c
@@ -11,7 +11,7 @@
 #include "../sc64-regs.h"
 #include "pll.h"
 
-int uniphier_ld20_pll_init(const struct uniphier_board_data *bd)
+void uniphier_ld20_pll_init(void)
 {
 	uniphier_ld20_sscpll_init(SC_CPLLCTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 4);
 	/* do nothing for SPLL */
@@ -36,6 +36,4 @@ int uniphier_ld20_pll_init(const struct uniphier_board_data *bd)
 
 	uniphier_ld20_dspll_init(SC_VPLL8KCTRL);
 	uniphier_ld20_dspll_init(SC_A2PLLCTRL);
-
-	return 0;
 }
diff --git a/arch/arm/mach-uniphier/dram/Makefile b/arch/arm/mach-uniphier/dram/Makefile
index 5b9d892..2ce6199 100644
--- a/arch/arm/mach-uniphier/dram/Makefile
+++ b/arch/arm/mach-uniphier/dram/Makefile
@@ -4,12 +4,14 @@
 
 ifdef CONFIG_SPL_BUILD
 
+obj-$(CONFIG_ARCH_UNIPHIER_SLD3)	+= umc-sld3.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD4)		+= umc-ld4.o \
 					   ddrphy-training.o ddrphy-ld4.o
 obj-$(CONFIG_ARCH_UNIPHIER_PRO4)	+= umc-pro4.o \
 					   ddrphy-training.o ddrphy-ld4.o
 obj-$(CONFIG_ARCH_UNIPHIER_SLD8)	+= umc-sld8.o \
 					   ddrphy-training.o ddrphy-ld4.o
+obj-$(CONFIG_ARCH_UNIPHIER_PRO5)	+= umc-pro5.o
 obj-$(CONFIG_ARCH_UNIPHIER_PXS2)	+= umc-pxs2.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD6B)	+= umc-pxs2.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD11)	+= umc-ld11.o
diff --git a/arch/arm/mach-uniphier/dram/umc-pro5.c b/arch/arm/mach-uniphier/dram/umc-pro5.c
new file mode 100644
index 0000000..4f34d1f
--- /dev/null
+++ b/arch/arm/mach-uniphier/dram/umc-pro5.c
@@ -0,0 +1,12 @@
+/*
+ * Copyright (C) 2016 Socionext Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include "../init.h"
+
+int uniphier_pro5_umc_init(const struct uniphier_board_data *bd)
+{
+	return 0;
+}
diff --git a/arch/arm/mach-uniphier/dram/umc-sld3.c b/arch/arm/mach-uniphier/dram/umc-sld3.c
new file mode 100644
index 0000000..99249eb
--- /dev/null
+++ b/arch/arm/mach-uniphier/dram/umc-sld3.c
@@ -0,0 +1,6 @@
+#include "../init.h"
+
+int uniphier_sld3_umc_init(const struct uniphier_board_data *bd)
+{
+	return 0;
+}
diff --git a/arch/arm/mach-uniphier/init.h b/arch/arm/mach-uniphier/init.h
index f3f9e54..d207806 100644
--- a/arch/arm/mach-uniphier/init.h
+++ b/arch/arm/mach-uniphier/init.h
@@ -46,57 +46,63 @@ int uniphier_ld11_init(const struct uniphier_board_data *bd);
 int uniphier_ld20_init(const struct uniphier_board_data *bd);
 
 #if defined(CONFIG_MICRO_SUPPORT_CARD)
-int uniphier_sbc_init_admulti(const struct uniphier_board_data *bd);
-int uniphier_sbc_init_savepin(const struct uniphier_board_data *bd);
-int uniphier_ld4_sbc_init(const struct uniphier_board_data *bd);
-int uniphier_pxs2_sbc_init(const struct uniphier_board_data *bd);
+void uniphier_sbc_init_admulti(void);
+void uniphier_sbc_init_savepin(void);
+void uniphier_ld4_sbc_init(void);
+void uniphier_pxs2_sbc_init(void);
+void uniphier_ld11_sbc_init(void);
 #else
-static inline int uniphier_sbc_init_admulti(
-					const struct uniphier_board_data *bd)
+static inline void uniphier_sbc_init_admulti(void)
 {
-	return 0;
 }
 
-static inline int uniphier_sbc_init_savepin(
-					const struct uniphier_board_data *bd)
+static inline void uniphier_sbc_init_savepin(void)
 {
-	return 0;
 }
 
-static inline int uniphier_ld4_sbc_init(const struct uniphier_board_data *bd)
+static inline void uniphier_ld4_sbc_init(void)
 {
-	return 0;
 }
 
-static inline int uniphier_pxs2_sbc_init(const struct uniphier_board_data *bd)
+static inline void uniphier_pxs2_sbc_init(void)
+{
+}
+
+static inline void uniphier_ld11_sbc_init(void)
 {
-	return 0;
 }
 #endif
 
-int uniphier_sld3_bcu_init(const struct uniphier_board_data *bd);
-int uniphier_ld4_bcu_init(const struct uniphier_board_data *bd);
+void uniphier_sld3_bcu_init(const struct uniphier_board_data *bd);
+void uniphier_ld4_bcu_init(const struct uniphier_board_data *bd);
 
-int memconf_init(const struct uniphier_board_data *bd);
-int uniphier_sld3_memconf_init(const struct uniphier_board_data *bd);
-int uniphier_pxs2_memconf_init(const struct uniphier_board_data *bd);
+int uniphier_memconf_2ch_init(const struct uniphier_board_data *bd);
+int uniphier_memconf_3ch_no_disbit_init(const struct uniphier_board_data *bd);
+int uniphier_memconf_3ch_init(const struct uniphier_board_data *bd);
 
 int uniphier_sld3_dpll_init(const struct uniphier_board_data *bd);
 int uniphier_ld4_dpll_init(const struct uniphier_board_data *bd);
 int uniphier_pro4_dpll_init(const struct uniphier_board_data *bd);
 int uniphier_sld8_dpll_init(const struct uniphier_board_data *bd);
+int uniphier_pro5_dpll_init(const struct uniphier_board_data *bd);
+int uniphier_pxs2_dpll_init(const struct uniphier_board_data *bd);
 int uniphier_ld11_dpll_init(const struct uniphier_board_data *bd);
 int uniphier_ld20_dpll_init(const struct uniphier_board_data *bd);
 
-int uniphier_ld4_early_clk_init(const struct uniphier_board_data *bd);
-int uniphier_pro5_early_clk_init(const struct uniphier_board_data *bd);
-int uniphier_pxs2_early_clk_init(const struct uniphier_board_data *bd);
-int uniphier_ld11_early_clk_init(const struct uniphier_board_data *bd);
-int uniphier_ld20_early_clk_init(const struct uniphier_board_data *bd);
+void uniphier_sld3_early_clk_init(void);
+void uniphier_ld11_early_clk_init(void);
+
+void uniphier_sld3_dram_clk_init(void);
+void uniphier_pro5_dram_clk_init(void);
+void uniphier_pxs2_dram_clk_init(void);
+void uniphier_ld11_dram_clk_init(void);
+void uniphier_ld20_dram_clk_init(void);
 
+int uniphier_sld3_umc_init(const struct uniphier_board_data *bd);
 int uniphier_ld4_umc_init(const struct uniphier_board_data *bd);
 int uniphier_pro4_umc_init(const struct uniphier_board_data *bd);
 int uniphier_sld8_umc_init(const struct uniphier_board_data *bd);
+int uniphier_pro5_umc_init(const struct uniphier_board_data *bd);
 int uniphier_pxs2_umc_init(const struct uniphier_board_data *bd);
 int uniphier_ld20_umc_init(const struct uniphier_board_data *bd);
 int uniphier_ld11_umc_init(const struct uniphier_board_data *bd);
@@ -105,14 +111,13 @@ void uniphier_sld3_pll_init(void);
 void uniphier_ld4_pll_init(void);
 void uniphier_pro4_pll_init(void);
 void uniphier_ld11_pll_init(void);
-int uniphier_ld20_pll_init(const struct uniphier_board_data *bd);
+void uniphier_ld20_pll_init(void);
 
 void uniphier_ld4_clk_init(void);
 void uniphier_pro4_clk_init(void);
 void uniphier_pro5_clk_init(void);
 void uniphier_pxs2_clk_init(void);
 void uniphier_ld11_clk_init(void);
-void uniphier_ld20_clk_init(void);
 
 int uniphier_pin_init(const char *pinconfig_name);
 void uniphier_smp_kick_all_cpus(void);
diff --git a/arch/arm/mach-uniphier/init/Makefile b/arch/arm/mach-uniphier/init/Makefile
deleted file mode 100644
index dcaa445..0000000
--- a/arch/arm/mach-uniphier/init/Makefile
+++ /dev/null
@@ -1,15 +0,0 @@
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
-
-obj-y					+= init.o
-
-obj-$(CONFIG_ARCH_UNIPHIER_SLD3)	+= init-sld3.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD4)		+= init-ld4.o
-obj-$(CONFIG_ARCH_UNIPHIER_PRO4)	+= init-pro4.o
-obj-$(CONFIG_ARCH_UNIPHIER_SLD8)	+= init-sld8.o
-obj-$(CONFIG_ARCH_UNIPHIER_PRO5)	+= init-pro5.o
-obj-$(CONFIG_ARCH_UNIPHIER_PXS2)	+= init-pxs2.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD6B)	+= init-pxs2.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD11)	+= init-ld11.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD20)	+= init-ld20.o
diff --git a/arch/arm/mach-uniphier/init/init-ld11.c b/arch/arm/mach-uniphier/init/init-ld11.c
deleted file mode 100644
index fdb2838..0000000
--- a/arch/arm/mach-uniphier/init/init-ld11.c
+++ /dev/null
@@ -1,63 +0,0 @@
-/*
- * Copyright (C) 2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <spl.h>
-
-#include "../init.h"
-#include "../micro-support-card.h"
-
-int uniphier_ld11_init(const struct uniphier_board_data *bd)
-{
-	uniphier_sbc_init_savepin(bd);
-	uniphier_pxs2_sbc_init(bd);
-	/* pins for NAND and System Bus are multiplexed */
-	if (spl_boot_device() != BOOT_DEVICE_NAND)
-		uniphier_pin_init("system_bus_grp");
-
-	support_card_reset();
-
-	support_card_init();
-
-	led_puts("L0");
-
-	memconf_init(bd);
-
-	led_puts("L1");
-
-	uniphier_ld11_early_clk_init(bd);
-
-	led_puts("L2");
-
-#ifdef CONFIG_SPL_SERIAL_SUPPORT
-	preloader_console_init();
-#endif
-
-	led_puts("L3");
-
-	uniphier_ld11_dpll_init(bd);
-
-	led_puts("L4");
-
-	{
-		int res;
-
-		res = uniphier_ld11_umc_init(bd);
-		if (res < 0) {
-			while (1)
-				;
-		}
-	}
-
-	led_puts("L5");
-
-	dcache_disable();
-
-	led_puts("L6");
-
-	return 0;
-}
diff --git a/arch/arm/mach-uniphier/init/init-ld20.c b/arch/arm/mach-uniphier/init/init-ld20.c
deleted file mode 100644
index 37b860a..0000000
--- a/arch/arm/mach-uniphier/init/init-ld20.c
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * Copyright (C) 2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <spl.h>
-
-#include "../init.h"
-#include "../micro-support-card.h"
-
-int uniphier_ld20_init(const struct uniphier_board_data *bd)
-{
-	uniphier_sbc_init_savepin(bd);
-	uniphier_pxs2_sbc_init(bd);
-	/* pins for NAND and System Bus are multiplexed */
-	if (spl_boot_device() != BOOT_DEVICE_NAND)
-		uniphier_pin_init("system_bus_grp");
-
-	support_card_reset();
-
-	support_card_init();
-
-	led_puts("L0");
-
-	memconf_init(bd);
-	uniphier_pxs2_memconf_init(bd);
-
-	led_puts("L1");
-
-	uniphier_ld20_early_clk_init(bd);
-
-	led_puts("L2");
-
-#ifdef CONFIG_SPL_SERIAL_SUPPORT
-	preloader_console_init();
-#endif
-
-	led_puts("L3");
-
-	uniphier_ld20_dpll_init(bd);
-
-	led_puts("L4");
-
-	{
-		int res;
-
-		res = uniphier_ld20_umc_init(bd);
-		if (res < 0) {
-			while (1)
-				;
-		}
-	}
-
-	led_puts("L5");
-
-	dcache_disable();
-
-	return 0;
-}
diff --git a/arch/arm/mach-uniphier/init/init-ld4.c b/arch/arm/mach-uniphier/init/init-ld4.c
deleted file mode 100644
index 2f4c60d..0000000
--- a/arch/arm/mach-uniphier/init/init-ld4.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright (C) 2013-2015 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 <spl.h>
-
-#include "../init.h"
-#include "../micro-support-card.h"
-
-int uniphier_ld4_init(const struct uniphier_board_data *bd)
-{
-	uniphier_ld4_bcu_init(bd);
-
-	uniphier_sbc_init_savepin(bd);
-	uniphier_ld4_sbc_init(bd);
-
-	support_card_reset();
-
-	uniphier_ld4_dpll_init(bd);
-
-	support_card_init();
-
-	led_puts("L0");
-
-	memconf_init(bd);
-
-	led_puts("L1");
-
-	uniphier_ld4_early_clk_init(bd);
-
-	led_puts("L2");
-
-	led_puts("L3");
-
-#ifdef CONFIG_SPL_SERIAL_SUPPORT
-	preloader_console_init();
-#endif
-
-	led_puts("L4");
-
-	{
-		int res;
-
-		res = uniphier_ld4_umc_init(bd);
-		if (res < 0) {
-			while (1)
-				;
-		}
-	}
-
-	led_puts("L5");
-
-	return 0;
-}
diff --git a/arch/arm/mach-uniphier/init/init-pro4.c b/arch/arm/mach-uniphier/init/init-pro4.c
deleted file mode 100644
index 2825150..0000000
--- a/arch/arm/mach-uniphier/init/init-pro4.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * Copyright (C) 2013-2015 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 <spl.h>
-
-#include "../init.h"
-#include "../micro-support-card.h"
-
-int uniphier_pro4_init(const struct uniphier_board_data *bd)
-{
-	uniphier_sbc_init_savepin(bd);
-
-	support_card_reset();
-
-	uniphier_pro4_dpll_init(bd);
-
-	support_card_init();
-
-	led_puts("L0");
-
-	memconf_init(bd);
-
-	led_puts("L1");
-
-	uniphier_ld4_early_clk_init(bd);
-
-	led_puts("L2");
-
-	led_puts("L3");
-
-#ifdef CONFIG_SPL_SERIAL_SUPPORT
-	preloader_console_init();
-#endif
-
-	led_puts("L4");
-
-	{
-		int res;
-
-		res = uniphier_pro4_umc_init(bd);
-		if (res < 0) {
-			while (1)
-				;
-		}
-	}
-
-	led_puts("L5");
-
-	return 0;
-}
diff --git a/arch/arm/mach-uniphier/init/init-pro5.c b/arch/arm/mach-uniphier/init/init-pro5.c
deleted file mode 100644
index c809ae7..0000000
--- a/arch/arm/mach-uniphier/init/init-pro5.c
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <spl.h>
-
-#include "../init.h"
-#include "../micro-support-card.h"
-
-int uniphier_pro5_init(const struct uniphier_board_data *bd)
-{
-	uniphier_sbc_init_savepin(bd);
-
-	support_card_reset();
-
-	support_card_init();
-
-	led_puts("L0");
-
-	memconf_init(bd);
-
-	led_puts("L1");
-
-	uniphier_pro5_early_clk_init(bd);
-
-	led_puts("L2");
-
-	led_puts("L3");
-
-#ifdef CONFIG_SPL_SERIAL_SUPPORT
-	preloader_console_init();
-#endif
-
-	led_puts("L4");
-
-	led_puts("L5");
-
-	return 0;
-}
diff --git a/arch/arm/mach-uniphier/init/init-pxs2.c b/arch/arm/mach-uniphier/init/init-pxs2.c
deleted file mode 100644
index 5e07db1..0000000
--- a/arch/arm/mach-uniphier/init/init-pxs2.c
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <spl.h>
-
-#include "../init.h"
-#include "../micro-support-card.h"
-
-int uniphier_pxs2_init(const struct uniphier_board_data *bd)
-{
-	int ret;
-
-	uniphier_sbc_init_savepin(bd);
-	uniphier_pxs2_sbc_init(bd);
-
-	support_card_reset();
-
-	support_card_init();
-
-	led_puts("L0");
-
-	memconf_init(bd);
-	uniphier_pxs2_memconf_init(bd);
-
-	led_puts("L1");
-
-	uniphier_pxs2_early_clk_init(bd);
-
-	led_puts("L2");
-
-	led_puts("L3");
-
-#ifdef CONFIG_SPL_SERIAL_SUPPORT
-	preloader_console_init();
-#endif
-
-	led_puts("L4");
-
-	ret = uniphier_pxs2_umc_init(bd);
-	if (ret)
-		return ret;
-
-	led_puts("L5");
-
-	return 0;
-}
diff --git a/arch/arm/mach-uniphier/init/init-sld3.c b/arch/arm/mach-uniphier/init/init-sld3.c
deleted file mode 100644
index ee3245c..0000000
--- a/arch/arm/mach-uniphier/init/init-sld3.c
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * Copyright (C) 2013-2015 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 <spl.h>
-
-#include "../init.h"
-#include "../micro-support-card.h"
-
-int uniphier_sld3_init(const struct uniphier_board_data *bd)
-{
-	uniphier_sld3_bcu_init(bd);
-
-	uniphier_sbc_init_admulti(bd);
-
-	support_card_reset();
-
-	uniphier_sld3_dpll_init(bd);
-
-	support_card_init();
-
-	led_puts("L0");
-
-	memconf_init(bd);
-	uniphier_sld3_memconf_init(bd);
-
-	led_puts("L1");
-
-	uniphier_ld4_early_clk_init(bd);
-
-	led_puts("L2");
-
-	led_puts("L3");
-
-#ifdef CONFIG_SPL_SERIAL_SUPPORT
-	preloader_console_init();
-#endif
-
-	led_puts("L4");
-
-	led_puts("L5");
-
-	return 0;
-}
diff --git a/arch/arm/mach-uniphier/init/init-sld8.c b/arch/arm/mach-uniphier/init/init-sld8.c
deleted file mode 100644
index 82d036b..0000000
--- a/arch/arm/mach-uniphier/init/init-sld8.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright (C) 2013-2015 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 <spl.h>
-
-#include "../init.h"
-#include "../micro-support-card.h"
-
-int uniphier_sld8_init(const struct uniphier_board_data *bd)
-{
-	uniphier_ld4_bcu_init(bd);
-
-	uniphier_sbc_init_savepin(bd);
-	uniphier_ld4_sbc_init(bd);
-
-	support_card_reset();
-
-	uniphier_sld8_dpll_init(bd);
-
-	support_card_init();
-
-	led_puts("L0");
-
-	memconf_init(bd);
-
-	led_puts("L1");
-
-	uniphier_ld4_early_clk_init(bd);
-
-	led_puts("L2");
-
-	led_puts("L3");
-
-#ifdef CONFIG_SPL_SERIAL_SUPPORT
-	preloader_console_init();
-#endif
-
-	led_puts("L4");
-
-	{
-		int res;
-
-		res = uniphier_sld8_umc_init(bd);
-		if (res < 0) {
-			while (1)
-				;
-		}
-	}
-
-	led_puts("L5");
-
-	return 0;
-}
diff --git a/arch/arm/mach-uniphier/init/init.c b/arch/arm/mach-uniphier/init/init.c
deleted file mode 100644
index 77e5b99..0000000
--- a/arch/arm/mach-uniphier/init/init.c
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <debug_uart.h>
-#include <spl.h>
-
-#include "../init.h"
-#include "../soc-info.h"
-
-void spl_board_init(void)
-{
-	const struct uniphier_board_data *param;
-
-#ifdef CONFIG_DEBUG_UART
-	debug_uart_init();
-#endif
-
-	param = uniphier_get_board_param();
-	if (!param)
-		hang();
-
-	switch (uniphier_get_soc_type()) {
-#if defined(CONFIG_ARCH_UNIPHIER_SLD3)
-	case SOC_UNIPHIER_SLD3:
-		uniphier_sld3_init(param);
-		break;
-#endif
-#if defined(CONFIG_ARCH_UNIPHIER_LD4)
-	case SOC_UNIPHIER_LD4:
-		uniphier_ld4_init(param);
-		break;
-#endif
-#if defined(CONFIG_ARCH_UNIPHIER_PRO4)
-	case SOC_UNIPHIER_PRO4:
-		uniphier_pro4_init(param);
-		break;
-#endif
-#if defined(CONFIG_ARCH_UNIPHIER_SLD8)
-	case SOC_UNIPHIER_SLD8:
-		uniphier_sld8_init(param);
-		break;
-#endif
-#if defined(CONFIG_ARCH_UNIPHIER_PRO5)
-	case SOC_UNIPHIER_PRO5:
-		uniphier_pro5_init(param);
-		break;
-#endif
-#if defined(CONFIG_ARCH_UNIPHIER_PXS2) || defined(CONFIG_ARCH_UNIPHIER_LD6B)
-	case SOC_UNIPHIER_PXS2:
-	case SOC_UNIPHIER_LD6B:
-		uniphier_pxs2_init(param);
-		break;
-#endif
-#if defined(CONFIG_ARCH_UNIPHIER_LD11)
-	case SOC_UNIPHIER_LD11:
-		uniphier_ld11_init(param);
-		break;
-#endif
-#if defined(CONFIG_ARCH_UNIPHIER_LD20)
-	case SOC_UNIPHIER_LD20:
-		uniphier_ld20_init(param);
-		break;
-#endif
-	default:
-		break;
-	}
-}
diff --git a/arch/arm/mach-uniphier/memconf.c b/arch/arm/mach-uniphier/memconf.c
new file mode 100644
index 0000000..205ccf1
--- /dev/null
+++ b/arch/arm/mach-uniphier/memconf.c
@@ -0,0 +1,163 @@
+/*
+ * Copyright (C) 2011-2015 Panasonic Corporation
+ * Copyright (C) 2016      Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/sizes.h>
+
+#include "sg-regs.h"
+#include "init.h"
+
+static int __uniphier_memconf_init(const struct uniphier_board_data *bd,
+				   int have_ch2, int have_ch2_disable_bit)
+{
+	u32 val = 0;
+	unsigned long size_per_word;
+
+	/* set up ch0 */
+	switch (bd->dram_ch[0].width) {
+	case 16:
+		val |= SG_MEMCONF_CH0_NUM_1;
+		size_per_word = bd->dram_ch[0].size;
+		break;
+	case 32:
+		val |= SG_MEMCONF_CH0_NUM_2;
+		size_per_word = bd->dram_ch[0].size >> 1;
+		break;
+	default:
+		pr_err("error: unsupported DRAM ch0 width\n");
+		return -EINVAL;
+	}
+
+	switch (size_per_word) {
+	case SZ_64M:
+		val |= SG_MEMCONF_CH0_SZ_64M;
+		break;
+	case SZ_128M:
+		val |= SG_MEMCONF_CH0_SZ_128M;
+		break;
+	case SZ_256M:
+		val |= SG_MEMCONF_CH0_SZ_256M;
+		break;
+	case SZ_512M:
+		val |= SG_MEMCONF_CH0_SZ_512M;
+		break;
+	case SZ_1G:
+		val |= SG_MEMCONF_CH0_SZ_1G;
+		break;
+	default:
+		pr_err("error: unsupported DRAM ch0 size\n");
+		return -EINVAL;
+	}
+
+	/* set up ch1 */
+	switch (bd->dram_ch[1].width) {
+	case 16:
+		val |= SG_MEMCONF_CH1_NUM_1;
+		size_per_word = bd->dram_ch[1].size;
+		break;
+	case 32:
+		val |= SG_MEMCONF_CH1_NUM_2;
+		size_per_word = bd->dram_ch[1].size >> 1;
+		break;
+	default:
+		pr_err("error: unsupported DRAM ch1 width\n");
+		return -EINVAL;
+	}
+
+	switch (size_per_word) {
+	case SZ_64M:
+		val |= SG_MEMCONF_CH1_SZ_64M;
+		break;
+	case SZ_128M:
+		val |= SG_MEMCONF_CH1_SZ_128M;
+		break;
+	case SZ_256M:
+		val |= SG_MEMCONF_CH1_SZ_256M;
+		break;
+	case SZ_512M:
+		val |= SG_MEMCONF_CH1_SZ_512M;
+		break;
+	case SZ_1G:
+		val |= SG_MEMCONF_CH1_SZ_1G;
+		break;
+	default:
+		pr_err("error: unsupported DRAM ch1 size\n");
+		return -EINVAL;
+	}
+
+	/* is sparse mem? */
+	if (bd->dram_ch[0].base + bd->dram_ch[0].size < bd->dram_ch[1].base)
+		val |= SG_MEMCONF_SPARSEMEM;
+
+	if (!have_ch2)
+		goto out;
+
+	if (!bd->dram_ch[2].size) {
+		if (have_ch2_disable_bit)
+			val |= SG_MEMCONF_CH2_DISABLE;
+		goto out;
+	}
+
+	/* set up ch2 */
+	switch (bd->dram_ch[2].width) {
+	case 16:
+		val |= SG_MEMCONF_CH2_NUM_1;
+		size_per_word = bd->dram_ch[2].size;
+		break;
+	case 32:
+		val |= SG_MEMCONF_CH2_NUM_2;
+		size_per_word = bd->dram_ch[2].size >> 1;
+		break;
+	default:
+		pr_err("error: unsupported DRAM ch2 width\n");
+		return -EINVAL;
+	}
+
+	switch (size_per_word) {
+	case SZ_64M:
+		val |= SG_MEMCONF_CH2_SZ_64M;
+		break;
+	case SZ_128M:
+		val |= SG_MEMCONF_CH2_SZ_128M;
+		break;
+	case SZ_256M:
+		val |= SG_MEMCONF_CH2_SZ_256M;
+		break;
+	case SZ_512M:
+		val |= SG_MEMCONF_CH2_SZ_512M;
+		break;
+	case SZ_1G:
+		val |= SG_MEMCONF_CH2_SZ_1G;
+		break;
+	default:
+		pr_err("error: unsupported DRAM ch2 size\n");
+		return -EINVAL;
+	}
+
+out:
+	writel(val, SG_MEMCONF);
+
+	return 0;
+}
+
+int uniphier_memconf_2ch_init(const struct uniphier_board_data *bd)
+{
+	return __uniphier_memconf_init(bd, 0, 0);
+}
+
+int uniphier_memconf_3ch_no_disbit_init(const struct uniphier_board_data *bd)
+{
+	return __uniphier_memconf_init(bd, 1, 0);
+}
+
+int uniphier_memconf_3ch_init(const struct uniphier_board_data *bd)
+{
+	return __uniphier_memconf_init(bd, 1, 1);
+}
diff --git a/arch/arm/mach-uniphier/memconf/Makefile b/arch/arm/mach-uniphier/memconf/Makefile
deleted file mode 100644
index 6ed1419..0000000
--- a/arch/arm/mach-uniphier/memconf/Makefile
+++ /dev/null
@@ -1,9 +0,0 @@
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
-
-obj-y					+= memconf.o
-obj-$(CONFIG_ARCH_UNIPHIER_SLD3)	+= memconf-sld3.o
-obj-$(CONFIG_ARCH_UNIPHIER_PXS2)	+= memconf-pxs2.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD6B)	+= memconf-pxs2.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD20)	+= memconf-pxs2.o
diff --git a/arch/arm/mach-uniphier/memconf/memconf-pxs2.c b/arch/arm/mach-uniphier/memconf/memconf-pxs2.c
deleted file mode 100644
index e98eb48..0000000
--- a/arch/arm/mach-uniphier/memconf/memconf-pxs2.c
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <linux/err.h>
-#include <linux/io.h>
-#include <linux/sizes.h>
-
-#include "../init.h"
-#include "../sg-regs.h"
-
-int uniphier_pxs2_memconf_init(const struct uniphier_board_data *bd)
-{
-	u32 tmp;
-	unsigned long size_per_word;
-
-	tmp = readl(SG_MEMCONF);
-
-	tmp &= ~(SG_MEMCONF_CH2_SZ_MASK | SG_MEMCONF_CH2_NUM_MASK);
-
-	switch (bd->dram_ch[2].width) {
-	case 16:
-		tmp |= SG_MEMCONF_CH2_NUM_1;
-		size_per_word = bd->dram_ch[2].size;
-		break;
-	case 32:
-		tmp |= SG_MEMCONF_CH2_NUM_2;
-		size_per_word = bd->dram_ch[2].size >> 1;
-		break;
-	default:
-		pr_err("error: unsupported DRAM Ch2 width\n");
-		return -EINVAL;
-	}
-
-	/* Set DDR size */
-	switch (size_per_word) {
-	case SZ_64M:
-		tmp |= SG_MEMCONF_CH2_SZ_64M;
-		break;
-	case SZ_128M:
-		tmp |= SG_MEMCONF_CH2_SZ_128M;
-		break;
-	case SZ_256M:
-		tmp |= SG_MEMCONF_CH2_SZ_256M;
-		break;
-	case SZ_512M:
-		tmp |= SG_MEMCONF_CH2_SZ_512M;
-		break;
-	case SZ_1G:
-		tmp |= SG_MEMCONF_CH2_SZ_1G;
-		break;
-	default:
-		pr_err("error: unsupported DRAM Ch2 size\n");
-		return -EINVAL;
-	}
-
-	if (size_per_word)
-		tmp &= ~SG_MEMCONF_CH2_DISABLE;
-	else
-		tmp |= SG_MEMCONF_CH2_DISABLE;
-
-	writel(tmp, SG_MEMCONF);
-
-	return 0;
-}
diff --git a/arch/arm/mach-uniphier/memconf/memconf-sld3.c b/arch/arm/mach-uniphier/memconf/memconf-sld3.c
deleted file mode 100644
index 948f82c..0000000
--- a/arch/arm/mach-uniphier/memconf/memconf-sld3.c
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <linux/err.h>
-#include <linux/io.h>
-#include <linux/sizes.h>
-
-#include "../init.h"
-#include "../sg-regs.h"
-
-int uniphier_sld3_memconf_init(const struct uniphier_board_data *bd)
-{
-	u32 tmp;
-	unsigned long size_per_word;
-
-	tmp = readl(SG_MEMCONF);
-
-	tmp &= ~(SG_MEMCONF_CH2_SZ_MASK | SG_MEMCONF_CH2_NUM_MASK);
-
-	switch (bd->dram_ch[2].width) {
-	case 16:
-		tmp |= SG_MEMCONF_CH2_NUM_1;
-		size_per_word = bd->dram_ch[2].size;
-		break;
-	case 32:
-		tmp |= SG_MEMCONF_CH2_NUM_2;
-		size_per_word = bd->dram_ch[2].size >> 1;
-		break;
-	default:
-		pr_err("error: unsupported DRAM Ch2 width\n");
-		return -EINVAL;
-	}
-
-	/* Set DDR size */
-	switch (size_per_word) {
-	case SZ_64M:
-		tmp |= SG_MEMCONF_CH2_SZ_64M;
-		break;
-	case SZ_128M:
-		tmp |= SG_MEMCONF_CH2_SZ_128M;
-		break;
-	case SZ_256M:
-		tmp |= SG_MEMCONF_CH2_SZ_256M;
-		break;
-	case SZ_512M:
-		tmp |= SG_MEMCONF_CH2_SZ_512M;
-		break;
-	default:
-		pr_err("error: unsupported DRAM Ch2 size\n");
-		return -EINVAL;
-	}
-
-	writel(tmp, SG_MEMCONF);
-
-	return 0;
-}
diff --git a/arch/arm/mach-uniphier/memconf/memconf.c b/arch/arm/mach-uniphier/memconf/memconf.c
deleted file mode 100644
index e607ac9..0000000
--- a/arch/arm/mach-uniphier/memconf/memconf.c
+++ /dev/null
@@ -1,107 +0,0 @@
-/*
- * Copyright (C) 2011-2015 Panasonic Corporation
- * Copyright (C) 2016      Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <linux/err.h>
-#include <linux/io.h>
-#include <linux/sizes.h>
-
-#include "../init.h"
-#include "../sg-regs.h"
-
-int memconf_init(const struct uniphier_board_data *bd)
-{
-	u32 tmp;
-	unsigned long size_per_word;
-
-	tmp = readl(SG_MEMCONF);
-
-	tmp &= ~(SG_MEMCONF_CH0_SZ_MASK | SG_MEMCONF_CH0_NUM_MASK);
-
-	switch (bd->dram_ch[0].width) {
-	case 16:
-		tmp |= SG_MEMCONF_CH0_NUM_1;
-		size_per_word = bd->dram_ch[0].size;
-		break;
-	case 32:
-		tmp |= SG_MEMCONF_CH0_NUM_2;
-		size_per_word = bd->dram_ch[0].size >> 1;
-		break;
-	default:
-		pr_err("error: unsupported DRAM Ch0 width\n");
-		return -EINVAL;
-	}
-
-	/* Set DDR size */
-	switch (size_per_word) {
-	case SZ_64M:
-		tmp |= SG_MEMCONF_CH0_SZ_64M;
-		break;
-	case SZ_128M:
-		tmp |= SG_MEMCONF_CH0_SZ_128M;
-		break;
-	case SZ_256M:
-		tmp |= SG_MEMCONF_CH0_SZ_256M;
-		break;
-	case SZ_512M:
-		tmp |= SG_MEMCONF_CH0_SZ_512M;
-		break;
-	case SZ_1G:
-		tmp |= SG_MEMCONF_CH0_SZ_1G;
-		break;
-	default:
-		pr_err("error: unsupported DRAM Ch0 size\n");
-		return -EINVAL;
-	}
-
-	tmp &= ~(SG_MEMCONF_CH1_SZ_MASK | SG_MEMCONF_CH1_NUM_MASK);
-
-	switch (bd->dram_ch[1].width) {
-	case 16:
-		tmp |= SG_MEMCONF_CH1_NUM_1;
-		size_per_word = bd->dram_ch[1].size;
-		break;
-	case 32:
-		tmp |= SG_MEMCONF_CH1_NUM_2;
-		size_per_word = bd->dram_ch[1].size >> 1;
-		break;
-	default:
-		pr_err("error: unsupported DRAM Ch1 width\n");
-		return -EINVAL;
-	}
-
-	switch (size_per_word) {
-	case SZ_64M:
-		tmp |= SG_MEMCONF_CH1_SZ_64M;
-		break;
-	case SZ_128M:
-		tmp |= SG_MEMCONF_CH1_SZ_128M;
-		break;
-	case SZ_256M:
-		tmp |= SG_MEMCONF_CH1_SZ_256M;
-		break;
-	case SZ_512M:
-		tmp |= SG_MEMCONF_CH1_SZ_512M;
-		break;
-	case SZ_1G:
-		tmp |= SG_MEMCONF_CH1_SZ_1G;
-		break;
-	default:
-		pr_err("error: unsupported DRAM Ch1 size\n");
-		return -EINVAL;
-	}
-
-	if (bd->dram_ch[0].base + bd->dram_ch[0].size < bd->dram_ch[1].base)
-		tmp |= SG_MEMCONF_SPARSEMEM;
-	else
-		tmp &= ~SG_MEMCONF_SPARSEMEM;
-
-	writel(tmp, SG_MEMCONF);
-
-	return 0;
-}
diff --git a/arch/arm/mach-uniphier/micro-support-card.c b/arch/arm/mach-uniphier/micro-support-card.c
index e53bcdf..80c5d97 100644
--- a/arch/arm/mach-uniphier/micro-support-card.c
+++ b/arch/arm/mach-uniphier/micro-support-card.c
@@ -25,12 +25,12 @@
  * bit[0]: LAN, I2C, LED
  * bit[1]: UART
  */
-void support_card_reset_deassert(void)
+static void support_card_reset_deassert(void)
 {
 	writel(0x00010000, MICRO_SUPPORT_CARD_RESET);
 }
 
-void support_card_reset(void)
+static void support_card_reset(void)
 {
 	writel(0x00020003, MICRO_SUPPORT_CARD_RESET);
 }
@@ -57,6 +57,7 @@ int checkboard(void)
 
 void support_card_init(void)
 {
+	support_card_reset();
 	/*
 	 * After power on, we need to keep the LAN controller in reset state
 	 * for a while. (200 usec)
@@ -157,7 +158,7 @@ static void detect_num_flash_banks(void)
 	debug("number of flash banks: %d\n", cfi_flash_num_flash_banks);
 }
 #else /* CONFIG_SYS_NO_FLASH */
-void detect_num_flash_banks(void)
+static void detect_num_flash_banks(void)
 {
 };
 #endif /* CONFIG_SYS_NO_FLASH */
diff --git a/arch/arm/mach-uniphier/micro-support-card.h b/arch/arm/mach-uniphier/micro-support-card.h
index 4dae603..90990ba 100644
--- a/arch/arm/mach-uniphier/micro-support-card.h
+++ b/arch/arm/mach-uniphier/micro-support-card.h
@@ -10,15 +10,10 @@
 #define MICRO_SUPPORT_CARD_H
 
 #if defined(CONFIG_MICRO_SUPPORT_CARD)
-void support_card_reset(void);
 void support_card_init(void);
 void support_card_late_init(void);
 void led_puts(const char *s);
 #else
-static inline void support_card_reset(void)
-{
-}
-
 static inline void support_card_init(void)
 {
 }
diff --git a/arch/arm/mach-uniphier/sbc/Makefile b/arch/arm/mach-uniphier/sbc/Makefile
index ec3c22c..b85b1fe 100644
--- a/arch/arm/mach-uniphier/sbc/Makefile
+++ b/arch/arm/mach-uniphier/sbc/Makefile
@@ -2,12 +2,11 @@
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
-obj-$(CONFIG_ARCH_UNIPHIER_SLD3)	+= sbc-admulti.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD4)		+= sbc-savepin.o sbc-ld4.o
-obj-$(CONFIG_ARCH_UNIPHIER_PRO4)	+= sbc-savepin.o
-obj-$(CONFIG_ARCH_UNIPHIER_SLD8)	+= sbc-savepin.o sbc-ld4.o
-obj-$(CONFIG_ARCH_UNIPHIER_PRO5)	+= sbc-savepin.o
-obj-$(CONFIG_ARCH_UNIPHIER_PXS2)	+= sbc-savepin.o sbc-pxs2.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD6B)	+= sbc-savepin.o sbc-pxs2.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD11)	+= sbc-savepin.o sbc-pxs2.o
-obj-$(CONFIG_ARCH_UNIPHIER_LD20)	+= sbc-savepin.o sbc-pxs2.o
+obj-y					+= sbc.o
+
+obj-$(CONFIG_ARCH_UNIPHIER_LD4)		+= sbc-ld4.o
+obj-$(CONFIG_ARCH_UNIPHIER_SLD8)	+= sbc-ld4.o
+obj-$(CONFIG_ARCH_UNIPHIER_PXS2)	+= sbc-pxs2.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD6B)	+= sbc-pxs2.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD11)	+= sbc-ld11.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20)	+= sbc-ld11.o
diff --git a/arch/arm/mach-uniphier/sbc/sbc-admulti.c b/arch/arm/mach-uniphier/sbc/sbc-admulti.c
deleted file mode 100644
index 05108dd..0000000
--- a/arch/arm/mach-uniphier/sbc/sbc-admulti.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * Copyright (C) 2011-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <linux/io.h>
-
-#include "../init.h"
-#include "../sg-regs.h"
-#include "sbc-regs.h"
-
-#define SBCTRL0_ADMULTIPLX_PERI_VALUE	0x33120000
-#define SBCTRL1_ADMULTIPLX_PERI_VALUE	0x03005500
-#define SBCTRL2_ADMULTIPLX_PERI_VALUE	0x14000020
-
-#define SBCTRL0_ADMULTIPLX_MEM_VALUE	0x33120000
-#define SBCTRL1_ADMULTIPLX_MEM_VALUE	0x03005500
-#define SBCTRL2_ADMULTIPLX_MEM_VALUE	0x14000010
-
-int uniphier_sbc_init_admulti(const struct uniphier_board_data *bd)
-{
-	/*
-	 * Only CS1 is connected to support card.
-	 * BKSZ[1:0] should be set to "01".
-	 */
-	writel(SBCTRL0_ADMULTIPLX_MEM_VALUE, SBCTRL10);
-	writel(SBCTRL1_ADMULTIPLX_MEM_VALUE, SBCTRL11);
-	writel(SBCTRL2_ADMULTIPLX_MEM_VALUE, SBCTRL12);
-
-	if (boot_is_swapped()) {
-		/*
-		 * Boot Swap On: boot from external NOR/SRAM
-		 * 0x42000000-0x43ffffff is a mirror of 0x40000000-0x41ffffff.
-		 *
-		 * 0x40000000-0x41efffff, 0x42000000-0x43efffff: memory bank
-		 * 0x41f00000-0x41ffffff, 0x43f00000-0x43ffffff: peripherals
-		 */
-		writel(0x0000bc01, SBBASE0);
-	} else {
-		/*
-		 * Boot Swap Off: boot from mask ROM
-		 * 0x40000000-0x41ffffff: mask ROM
-		 * 0x42000000-0x43efffff: memory bank (31MB)
-		 * 0x43f00000-0x43ffffff: peripherals (1MB)
-		 */
-		writel(0x0000be01, SBBASE0); /* dummy */
-		writel(0x0200be01, SBBASE1);
-	}
-
-	return 0;
-}
diff --git a/arch/arm/mach-uniphier/sbc/sbc-ld11.c b/arch/arm/mach-uniphier/sbc/sbc-ld11.c
new file mode 100644
index 0000000..e6b83ff
--- /dev/null
+++ b/arch/arm/mach-uniphier/sbc/sbc-ld11.c
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2016-2017 Socionext Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <spl.h>
+#include <linux/io.h>
+
+#include "../init.h"
+#include "sbc-regs.h"
+
+void uniphier_ld11_sbc_init(void)
+{
+	uniphier_sbc_init_savepin();
+
+	/* necessary for ROM boot ?? */
+	/* system bus output enable */
+	writel(0x17, PC0CTRL);
+
+	/* pins for NAND and System Bus are multiplexed */
+	if (spl_boot_device() != BOOT_DEVICE_NAND)
+		uniphier_pin_init("system_bus_grp");
+}
diff --git a/arch/arm/mach-uniphier/sbc/sbc-ld4.c b/arch/arm/mach-uniphier/sbc/sbc-ld4.c
index 12bee79..24a55ea 100644
--- a/arch/arm/mach-uniphier/sbc/sbc-ld4.c
+++ b/arch/arm/mach-uniphier/sbc/sbc-ld4.c
@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2011-2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2011-2015 Panasonic Corporation
+ * Copyright (C) 2015-2017 Socionext Inc.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -9,14 +10,14 @@
 #include "../init.h"
 #include "sbc-regs.h"
 
-int uniphier_ld4_sbc_init(const struct uniphier_board_data *bd)
+void uniphier_ld4_sbc_init(void)
 {
 	u32 tmp;
 
+	uniphier_sbc_init_savepin();
+
 	/* system bus output enable */
 	tmp = readl(PC0CTRL);
 	tmp &= 0xfffffcff;
 	writel(tmp, PC0CTRL);
-
-	return 0;
 }
diff --git a/arch/arm/mach-uniphier/sbc/sbc-pxs2.c b/arch/arm/mach-uniphier/sbc/sbc-pxs2.c
index acbf4c5..342a086 100644
--- a/arch/arm/mach-uniphier/sbc/sbc-pxs2.c
+++ b/arch/arm/mach-uniphier/sbc/sbc-pxs2.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2015-2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016-2017 Socionext Inc.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -9,11 +9,11 @@
 #include "../init.h"
 #include "sbc-regs.h"
 
-int uniphier_pxs2_sbc_init(const struct uniphier_board_data *bd)
+void uniphier_pxs2_sbc_init(void)
 {
+	uniphier_sbc_init_savepin();
+
 	/* necessary for ROM boot ?? */
 	/* system bus output enable */
 	writel(0x17, PC0CTRL);
-
-	return 0;
 }
diff --git a/arch/arm/mach-uniphier/sbc/sbc-savepin.c b/arch/arm/mach-uniphier/sbc/sbc.c
index 41e9796..c09d890 100644
--- a/arch/arm/mach-uniphier/sbc/sbc-savepin.c
+++ b/arch/arm/mach-uniphier/sbc/sbc.c
@@ -1,5 +1,7 @@
 /*
- * Copyright (C) 2011-2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2011-2015 Panasonic Corporation
+ * Copyright (C) 2015-2017 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -9,6 +11,14 @@
 #include "../init.h"
 #include "sbc-regs.h"
 
+#define SBCTRL0_ADMULTIPLX_PERI_VALUE	0x33120000
+#define SBCTRL1_ADMULTIPLX_PERI_VALUE	0x03005500
+#define SBCTRL2_ADMULTIPLX_PERI_VALUE	0x14000020
+
+#define SBCTRL0_ADMULTIPLX_MEM_VALUE	0x33120000
+#define SBCTRL1_ADMULTIPLX_MEM_VALUE	0x03005500
+#define SBCTRL2_ADMULTIPLX_MEM_VALUE	0x14000010
+
 /* slower but LED works */
 #define SBCTRL0_SAVEPIN_PERI_VALUE	0x55450000
 #define SBCTRL1_SAVEPIN_PERI_VALUE	0x07168d00
@@ -22,16 +32,22 @@
 #define SBCTRL2_SAVEPIN_MEM_VALUE	0x34000009
 #define SBCTRL4_SAVEPIN_MEM_VALUE	0x02110210
 
-int uniphier_sbc_init_savepin(const struct uniphier_board_data *bd)
+static void __uniphier_sbc_init(int savepin)
 {
 	/*
 	 * Only CS1 is connected to support card.
 	 * BKSZ[1:0] should be set to "01".
 	 */
-	writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL10);
-	writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL11);
-	writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL12);
-	writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL14);
+	if (savepin) {
+		writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL10);
+		writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL11);
+		writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL12);
+		writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL14);
+	} else {
+		writel(SBCTRL0_ADMULTIPLX_MEM_VALUE, SBCTRL10);
+		writel(SBCTRL1_ADMULTIPLX_MEM_VALUE, SBCTRL11);
+		writel(SBCTRL2_ADMULTIPLX_MEM_VALUE, SBCTRL12);
+	}
 
 	if (boot_is_swapped()) {
 		/*
@@ -52,6 +68,14 @@ int uniphier_sbc_init_savepin(const struct uniphier_board_data *bd)
 		writel(0x0000be01, SBBASE0); /* dummy */
 		writel(0x0200be01, SBBASE1);
 	}
+}
 
-	return 0;
+void uniphier_sbc_init_admulti(void)
+{
+	__uniphier_sbc_init(0);
+}
+
+void uniphier_sbc_init_savepin(void)
+{
+	__uniphier_sbc_init(1);
 }
diff --git a/arch/arm/mach-uniphier/spl_board_init.c b/arch/arm/mach-uniphier/spl_board_init.c
new file mode 100644
index 0000000..f4e1cb9
--- /dev/null
+++ b/arch/arm/mach-uniphier/spl_board_init.c
@@ -0,0 +1,185 @@
+/*
+ * Copyright (C) 2015-2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <debug_uart.h>
+#include <spl.h>
+
+#include "init.h"
+#include "micro-support-card.h"
+#include "soc-info.h"
+
+struct uniphier_spl_initdata {
+	enum uniphier_soc_id soc_id;
+	void (*bcu_init)(const struct uniphier_board_data *bd);
+	void (*early_clk_init)(void);
+	int (*dpll_init)(const struct uniphier_board_data *bd);
+	int (*memconf_init)(const struct uniphier_board_data *bd);
+	void (*dram_clk_init)(void);
+	int (*umc_init)(const struct uniphier_board_data *bd);
+};
+
+static const struct uniphier_spl_initdata uniphier_spl_initdata[] = {
+#if defined(CONFIG_ARCH_UNIPHIER_SLD3)
+	{
+		.soc_id = SOC_UNIPHIER_SLD3,
+		.bcu_init = uniphier_sld3_bcu_init,
+		.early_clk_init = uniphier_sld3_early_clk_init,
+		.dpll_init = uniphier_sld3_dpll_init,
+		.memconf_init = uniphier_memconf_3ch_no_disbit_init,
+		.dram_clk_init = uniphier_sld3_dram_clk_init,
+		.umc_init = uniphier_sld3_umc_init,
+	},
+#endif
+#if defined(CONFIG_ARCH_UNIPHIER_LD4)
+	{
+		.soc_id = SOC_UNIPHIER_LD4,
+		.bcu_init = uniphier_ld4_bcu_init,
+		.early_clk_init = uniphier_sld3_early_clk_init,
+		.dpll_init = uniphier_ld4_dpll_init,
+		.memconf_init = uniphier_memconf_2ch_init,
+		.dram_clk_init = uniphier_sld3_dram_clk_init,
+		.umc_init = uniphier_ld4_umc_init,
+	},
+#endif
+#if defined(CONFIG_ARCH_UNIPHIER_PRO4)
+	{
+		.soc_id = SOC_UNIPHIER_PRO4,
+		.early_clk_init = uniphier_sld3_early_clk_init,
+		.dpll_init = uniphier_pro4_dpll_init,
+		.memconf_init = uniphier_memconf_2ch_init,
+		.dram_clk_init = uniphier_sld3_dram_clk_init,
+		.umc_init = uniphier_pro4_umc_init,
+	},
+#endif
+#if defined(CONFIG_ARCH_UNIPHIER_SLD8)
+	{
+		.soc_id = SOC_UNIPHIER_SLD8,
+		.bcu_init = uniphier_ld4_bcu_init,
+		.early_clk_init = uniphier_sld3_early_clk_init,
+		.dpll_init = uniphier_sld8_dpll_init,
+		.memconf_init = uniphier_memconf_2ch_init,
+		.dram_clk_init = uniphier_sld3_dram_clk_init,
+		.umc_init = uniphier_sld8_umc_init,
+	},
+#endif
+#if defined(CONFIG_ARCH_UNIPHIER_PRO5)
+	{
+		.soc_id = SOC_UNIPHIER_PRO5,
+		.early_clk_init = uniphier_sld3_early_clk_init,
+		.dpll_init = uniphier_pro5_dpll_init,
+		.memconf_init = uniphier_memconf_2ch_init,
+		.dram_clk_init = uniphier_pro5_dram_clk_init,
+		.umc_init = uniphier_pro5_umc_init,
+	},
+#endif
+#if defined(CONFIG_ARCH_UNIPHIER_PXS2)
+	{
+		.soc_id = SOC_UNIPHIER_PXS2,
+		.early_clk_init = uniphier_sld3_early_clk_init,
+		.dpll_init = uniphier_pxs2_dpll_init,
+		.memconf_init = uniphier_memconf_3ch_init,
+		.dram_clk_init = uniphier_pxs2_dram_clk_init,
+		.umc_init = uniphier_pxs2_umc_init,
+	},
+#endif
+#if defined(CONFIG_ARCH_UNIPHIER_LD6B)
+	{
+		.soc_id = SOC_UNIPHIER_LD6B,
+		.early_clk_init = uniphier_sld3_early_clk_init,
+		.dpll_init = uniphier_pxs2_dpll_init,
+		.memconf_init = uniphier_memconf_3ch_init,
+		.dram_clk_init = uniphier_pxs2_dram_clk_init,
+		.umc_init = uniphier_pxs2_umc_init,
+	},
+#endif
+#if defined(CONFIG_ARCH_UNIPHIER_LD11)
+	{
+		.soc_id = SOC_UNIPHIER_LD11,
+		.early_clk_init = uniphier_ld11_early_clk_init,
+		.dpll_init = uniphier_ld11_dpll_init,
+		.memconf_init = uniphier_memconf_2ch_init,
+		.dram_clk_init = uniphier_ld11_dram_clk_init,
+		.umc_init = uniphier_ld11_umc_init,
+	},
+#endif
+#if defined(CONFIG_ARCH_UNIPHIER_LD20)
+	{
+		.soc_id = SOC_UNIPHIER_LD20,
+		.early_clk_init = uniphier_ld11_early_clk_init,
+		.dpll_init = uniphier_ld20_dpll_init,
+		.memconf_init = uniphier_memconf_3ch_init,
+		.dram_clk_init = uniphier_ld20_dram_clk_init,
+		.umc_init = uniphier_ld20_umc_init,
+	},
+#endif
+};
+
+static const struct uniphier_spl_initdata *uniphier_get_spl_initdata(
+						enum uniphier_soc_id soc_id)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(uniphier_spl_initdata); i++) {
+		if (uniphier_spl_initdata[i].soc_id == soc_id)
+			return &uniphier_spl_initdata[i];
+	}
+
+	return NULL;
+}
+
+void spl_board_init(void)
+{
+	const struct uniphier_board_data *bd;
+	const struct uniphier_spl_initdata *initdata;
+	enum uniphier_soc_id soc_id;
+	int ret;
+
+#ifdef CONFIG_DEBUG_UART
+	debug_uart_init();
+#endif
+
+	bd = uniphier_get_board_param();
+	if (!bd)
+		hang();
+
+	soc_id = uniphier_get_soc_type();
+	initdata = uniphier_get_spl_initdata(soc_id);
+	if (!initdata)
+		hang();
+
+	if (initdata->bcu_init)
+		initdata->bcu_init(bd);
+
+
+	initdata->early_clk_init();
+
+
+#ifdef CONFIG_SPL_SERIAL_SUPPORT
+	preloader_console_init();
+#endif
+
+	ret = initdata->dpll_init(bd);
+	if (ret) {
+		pr_err("failed to init DPLL\n");
+		hang();
+	}
+
+	ret = initdata->memconf_init(bd);
+	if (ret) {
+		pr_err("failed to init MEMCONF\n");
+		hang();
+	}
+
+	initdata->dram_clk_init();
+
+	ret = initdata->umc_init(bd);
+	if (ret) {
+		pr_err("failed to init DRAM\n");
+		hang();
+	}
+}
diff --git a/configs/uniphier_ld11_defconfig b/configs/uniphier_ld11_defconfig
index e939124..9c77b10 100644
--- a/configs/uniphier_ld11_defconfig
+++ b/configs/uniphier_ld11_defconfig
@@ -4,7 +4,6 @@ CONFIG_SYS_MALLOC_F_LEN=0x2000
 CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_ARCH_UNIPHIER_LD11=y
 CONFIG_MICRO_SUPPORT_CARD=y
-# CONFIG_MMC is not set
 CONFIG_SYS_TEXT_BASE=0x84000000
 CONFIG_DEFAULT_DEVICE_TREE="uniphier-ld11-ref"
 # CONFIG_ARCH_FIXUP_FDT_MEMORY is not set
@@ -28,6 +27,9 @@ CONFIG_SPL_OF_TRANSLATE=y
 CONFIG_GPIO_UNIPHIER=y
 CONFIG_MISC=y
 CONFIG_I2C_EEPROM=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_SDMA=y
+CONFIG_MMC_SDHCI_CADENCE=y
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_GENERIC=y
diff --git a/configs/uniphier_ld20_defconfig b/configs/uniphier_ld20_defconfig
index 449093a..190ebd5 100644
--- a/configs/uniphier_ld20_defconfig
+++ b/configs/uniphier_ld20_defconfig
@@ -28,6 +28,8 @@ CONFIG_GPIO_UNIPHIER=y
 CONFIG_MISC=y
 CONFIG_I2C_EEPROM=y
 CONFIG_MMC_UNIPHIER=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_CADENCE=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_STORAGE=y
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c
index 4ca39e6..0c46450 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c
+++ b/drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c
@@ -20,7 +20,7 @@ static const int ether_rgmii_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 					  0, 0, 0, 0};
 static const unsigned ether_rmii_pins[] = {30, 31, 32, 33, 34, 35, 36, 37, 39,
 					   41, 42, 45};
-static const int ether_rmii_muxvals[] = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
+static const int ether_rmii_muxvals[] = {0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1};
 static const unsigned i2c0_pins[] = {63, 64};
 static const int i2c0_muxvals[] = {0, 0};
 static const unsigned i2c1_pins[] = {65, 66};