ARM: UniPhier: fix SBC init code

Now UniPhier SoCs only work with CONFIG_SPL and the function
sbc_init() is called from SPL.
The conditional #if !defined(CONFIG_SPL_BUILD) has no point
any more.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>

arch/arm/mach-uniphier/ph1-ld4/sbc_init.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2014 Panasonic Corporation
+ * Copyright (C) 2011-2015 Panasonic Corporation
  *   Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
@@ -25,13 +25,12 @@ void sbc_init(void)
 	writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12);
 	writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14);
 
-#if !defined(CONFIG_SPL_BUILD)
 	/* XECS0: boot/sub memory (boot swap = off/on) */
 	writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL00);
 	writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL01);
 	writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL02);
 	writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL04);
-#endif
+
 	/* XECS3: peripherals */
 	writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL30);
 	writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL31);
@@ -43,9 +42,9 @@ void sbc_init(void)
 	writel(0x0400bc01, SBBASE1);
 	writel(0x0800bf01, SBBASE3);
 
-#if !defined(CONFIG_SPL_BUILD)
 	/* enable access to sub memory when boot swap is on */
-	sg_set_pinsel(155, 1); /* PORT24 -> XECS0 */
-#endif
+	if (boot_is_swapped())
+		sg_set_pinsel(155, 1); /* PORT24 -> XECS0 */
+
 	sg_set_pinsel(156, 1); /* PORT25 -> XECS3 */
 }

arch/arm/mach-uniphier/ph1-pro4/sbc_init.c

@@ -42,13 +42,12 @@ void sbc_init(void)
 		writel(0x0200be01, SBBASE1);
 	}
 #elif defined(CONFIG_DCC_MICRO_SUPPORT_CARD)
-#if !defined(CONFIG_SPL_BUILD)
 	/* XECS0: boot/sub memory (boot swap = off/on) */
 	writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL00);
 	writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL01);
 	writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL02);
 	writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL04);
-#endif
+
 	/* XECS1: sub/boot memory (boot swap = off/on) */
 	writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10);
 	writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11);
@@ -65,9 +64,10 @@ void sbc_init(void)
 	writel(0x0400bc01, SBBASE1); /* sub memory */
 	writel(0x0800bf01, SBBASE3); /* peripherals */
 
-#if !defined(CONFIG_SPL_BUILD)
-	sg_set_pinsel(318, 5); /* PORT22 -> XECS0 */
-#endif
+	/* enable access to sub memory when boot swap is on */
+	if (boot_is_swapped())
+		sg_set_pinsel(318, 5); /* PORT22 -> XECS0 */
+
 	sg_set_pinsel(313, 5); /* PORT15 -> XECS3 */
 	writel(0x00000001, SG_LOADPINCTRL);
 

arch/arm/mach-uniphier/ph1-sld8/sbc_init.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2014 Panasonic Corporation
+ * Copyright (C) 2011-2015 Panasonic Corporation
  *   Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
@@ -19,18 +19,18 @@ void sbc_init(void)
 	tmp &= 0xfffffcff;
 	writel(tmp, PC0CTRL);
 
-#if !defined(CONFIG_SPL_BUILD)
-	/* XECS0 : dummy */
-	writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL00);
-	writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL01);
-	writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL02);
-	writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL04);
-#endif
-	/* XECS1 : boot memory (always boot swap = on) */
-	writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10);
-	writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11);
-	writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12);
-	writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14);
+	/*
+	 * SBCTRL0* does not need settings because PH1-sLD8 has no support for
+	 * XECS0.  The boot swap must be enabled to boot from the support card.
+	 */
+
+	if (boot_is_swapped()) {
+		/* XECS1 : boot memory if boot swap is on */
+		writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10);
+		writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11);
+		writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12);
+		writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14);
+	}
 
 	/* XECS4 : sub memory */
 	writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL40);
@@ -54,5 +54,5 @@ void sbc_init(void)
 	sg_set_pinsel(135, 16); /* XIRQ7 -> XECS5 */
 
 	/* dummy read to assure write process */
-	readl(SG_PINCTRL(33));
+	readl(SG_PINCTRL(0));
 }