diff mbox series

[4/9] ARM: uniphier: refactor SBC init code

Message ID 1484459950-8644-5-git-send-email-yamada.masahiro@socionext.com
State Accepted
Commit 9e3bb84bd880d8be82351d689415d6e142dfab32
Headers show
Series ARM: uniphier: UniPhier changes for v2017.03-rc1 | expand

Commit Message

Masahiro Yamada Jan. 15, 2017, 5:59 a.m. UTC 
Merge sbc-admulti.c and sbc-savepin.c into a single file to avoid
code duplication.

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

---

 arch/arm/mach-uniphier/init.h                      | 27 ++++++-----
 arch/arm/mach-uniphier/init/init-ld11.c            |  6 +--
 arch/arm/mach-uniphier/init/init-ld20.c            |  6 +--
 arch/arm/mach-uniphier/init/init-ld4.c             |  3 +-
 arch/arm/mach-uniphier/init/init-pro4.c            |  2 +-
 arch/arm/mach-uniphier/init/init-pro5.c            |  2 +-
 arch/arm/mach-uniphier/init/init-pxs2.c            |  3 +-
 arch/arm/mach-uniphier/init/init-sld3.c            |  2 +-
 arch/arm/mach-uniphier/init/init-sld8.c            |  3 +-
 arch/arm/mach-uniphier/sbc/Makefile                | 17 ++++---
 arch/arm/mach-uniphier/sbc/sbc-admulti.c           | 53 ----------------------
 arch/arm/mach-uniphier/sbc/sbc-ld11.c              | 25 ++++++++++
 arch/arm/mach-uniphier/sbc/sbc-ld4.c               |  6 +--
 arch/arm/mach-uniphier/sbc/sbc-pxs2.c              |  6 +--
 .../arm/mach-uniphier/sbc/{sbc-savepin.c => sbc.c} | 36 ++++++++++++---
 15 files changed, 89 insertions(+), 108 deletions(-)
 delete mode 100644 arch/arm/mach-uniphier/sbc/sbc-admulti.c
 create mode 100644 arch/arm/mach-uniphier/sbc/sbc-ld11.c
 rename arch/arm/mach-uniphier/sbc/{sbc-savepin.c => sbc.c} (58%)

-- 
2.7.4

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diff mbox series

Patch

diff --git a/arch/arm/mach-uniphier/init.h b/arch/arm/mach-uniphier/init.h
index 0708aa0..78c2eee 100644
--- a/arch/arm/mach-uniphier/init.h
+++ b/arch/arm/mach-uniphier/init.h
@@ -46,31 +46,30 @@  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
 
diff --git a/arch/arm/mach-uniphier/init/init-ld11.c b/arch/arm/mach-uniphier/init/init-ld11.c
index 93b2162..64fe000 100644
--- a/arch/arm/mach-uniphier/init/init-ld11.c
+++ b/arch/arm/mach-uniphier/init/init-ld11.c
@@ -13,11 +13,7 @@ 
 
 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");
+	uniphier_ld11_sbc_init();
 
 	support_card_reset();
 
diff --git a/arch/arm/mach-uniphier/init/init-ld20.c b/arch/arm/mach-uniphier/init/init-ld20.c
index de39b9a..ec4563b 100644
--- a/arch/arm/mach-uniphier/init/init-ld20.c
+++ b/arch/arm/mach-uniphier/init/init-ld20.c
@@ -13,11 +13,7 @@ 
 
 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");
+	uniphier_ld11_sbc_init();
 
 	support_card_reset();
 
diff --git a/arch/arm/mach-uniphier/init/init-ld4.c b/arch/arm/mach-uniphier/init/init-ld4.c
index caf02a5..a56fb7f 100644
--- a/arch/arm/mach-uniphier/init/init-ld4.c
+++ b/arch/arm/mach-uniphier/init/init-ld4.c
@@ -16,8 +16,7 @@  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);
+	uniphier_ld4_sbc_init();
 
 	support_card_reset();
 
diff --git a/arch/arm/mach-uniphier/init/init-pro4.c b/arch/arm/mach-uniphier/init/init-pro4.c
index 32d09bb..8e2ebc7 100644
--- a/arch/arm/mach-uniphier/init/init-pro4.c
+++ b/arch/arm/mach-uniphier/init/init-pro4.c
@@ -14,7 +14,7 @@ 
 
 int uniphier_pro4_init(const struct uniphier_board_data *bd)
 {
-	uniphier_sbc_init_savepin(bd);
+	uniphier_sbc_init_savepin();
 
 	support_card_reset();
 
diff --git a/arch/arm/mach-uniphier/init/init-pro5.c b/arch/arm/mach-uniphier/init/init-pro5.c
index 3fc09a4..37c62ef 100644
--- a/arch/arm/mach-uniphier/init/init-pro5.c
+++ b/arch/arm/mach-uniphier/init/init-pro5.c
@@ -12,7 +12,7 @@ 
 
 int uniphier_pro5_init(const struct uniphier_board_data *bd)
 {
-	uniphier_sbc_init_savepin(bd);
+	uniphier_sbc_init_savepin();
 
 	support_card_reset();
 
diff --git a/arch/arm/mach-uniphier/init/init-pxs2.c b/arch/arm/mach-uniphier/init/init-pxs2.c
index 38e37e4..d080b9b 100644
--- a/arch/arm/mach-uniphier/init/init-pxs2.c
+++ b/arch/arm/mach-uniphier/init/init-pxs2.c
@@ -14,8 +14,7 @@  int uniphier_pxs2_init(const struct uniphier_board_data *bd)
 {
 	int ret;
 
-	uniphier_sbc_init_savepin(bd);
-	uniphier_pxs2_sbc_init(bd);
+	uniphier_pxs2_sbc_init();
 
 	support_card_reset();
 
diff --git a/arch/arm/mach-uniphier/init/init-sld3.c b/arch/arm/mach-uniphier/init/init-sld3.c
index 9dc51bf..0b8d6c5 100644
--- a/arch/arm/mach-uniphier/init/init-sld3.c
+++ b/arch/arm/mach-uniphier/init/init-sld3.c
@@ -16,7 +16,7 @@  int uniphier_sld3_init(const struct uniphier_board_data *bd)
 {
 	uniphier_sld3_bcu_init(bd);
 
-	uniphier_sbc_init_admulti(bd);
+	uniphier_sbc_init_admulti();
 
 	support_card_reset();
 
diff --git a/arch/arm/mach-uniphier/init/init-sld8.c b/arch/arm/mach-uniphier/init/init-sld8.c
index 8e8d62b..075ac27 100644
--- a/arch/arm/mach-uniphier/init/init-sld8.c
+++ b/arch/arm/mach-uniphier/init/init-sld8.c
@@ -16,8 +16,7 @@  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);
+	uniphier_ld4_sbc_init();
 
 	support_card_reset();
 
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..41adc94
--- /dev/null
+++ b/arch/arm/mach-uniphier/sbc/sbc-ld11.c
@@ -0,0 +1,25 @@ 
+/*
+ * Copyright (C) 2015-2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * 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..7520e2a 100644
--- a/arch/arm/mach-uniphier/sbc/sbc-ld4.c
+++ b/arch/arm/mach-uniphier/sbc/sbc-ld4.c
@@ -9,14 +9,14 @@ 
 #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..677a974 100644
--- a/arch/arm/mach-uniphier/sbc/sbc-pxs2.c
+++ b/arch/arm/mach-uniphier/sbc/sbc-pxs2.c
@@ -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
similarity index 58%
rename from arch/arm/mach-uniphier/sbc/sbc-savepin.c
rename to arch/arm/mach-uniphier/sbc/sbc.c
index 41e9796..b43d933 100644
--- a/arch/arm/mach-uniphier/sbc/sbc-savepin.c
+++ b/arch/arm/mach-uniphier/sbc/sbc.c
@@ -1,5 +1,5 @@ 
 /*
- * Copyright (C) 2011-2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2011-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -9,6 +9,14 @@ 
 #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 +30,22 @@ 
 #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 +66,14 @@  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);
 }