[U-Boot] [PATCH v3 04/15] imx6: Add src_base structure define macro

[Jagan Teki]

Instead of initializing 'struct src' to SRC_BASE_ADDR on
every function better to have global define macro.

Cc: Stefano Babic <sbabic at denx.de>
Signed-off-by: Jagan Teki <jagan at openedev.com>
---
 arch/arm/imx-common/init.c                  | 6 ++----
 arch/arm/imx-common/spl.c                   | 3 +--
 arch/arm/include/asm/arch-mx6/imx-regs.h    | 2 ++
 arch/arm/include/asm/imx-common/sys_proto.h | 4 +---
 4 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/arch/arm/imx-common/init.c b/arch/arm/imx-common/init.c
index 036ebb2..5b4f828 100644
--- a/arch/arm/imx-common/init.c
+++ b/arch/arm/imx-common/init.c
@@ -119,11 +119,9 @@ void boot_mode_apply(unsigned cfg_val)
 #if defined(CONFIG_MX6)
 u32 imx6_src_get_boot_mode(void)
 {
-	struct src *psrc = (struct src *)SRC_BASE_ADDR;
-
 	if (imx6_is_bmode_from_gpr9())
-		return readl(&psrc->gpr9);
+		return readl(&src_base->gpr9);
 	else
-		return readl(&psrc->sbmr1);
+		return readl(&src_base->sbmr1);
 }
 #endif
diff --git a/arch/arm/imx-common/spl.c b/arch/arm/imx-common/spl.c
index acf268d..c8723bb 100644
--- a/arch/arm/imx-common/spl.c
+++ b/arch/arm/imx-common/spl.c
@@ -19,8 +19,7 @@
 /* determine boot device from SRC_SBMR1 (BOOT_CFG[4:1]) or SRC_GPR9 register */
 u32 spl_boot_device(void)
 {
-	struct src *psrc = (struct src *)SRC_BASE_ADDR;
-	unsigned int bmode = readl(&psrc->sbmr2);
+	unsigned int bmode = readl(&src_base->sbmr2);
 	u32 reg = imx6_src_get_boot_mode();
 
 	/*
diff --git a/arch/arm/include/asm/arch-mx6/imx-regs.h b/arch/arm/include/asm/arch-mx6/imx-regs.h
index 6727c56..646013d 100644
--- a/arch/arm/include/asm/arch-mx6/imx-regs.h
+++ b/arch/arm/include/asm/arch-mx6/imx-regs.h
@@ -473,6 +473,8 @@ struct src {
 	u32     gpr10;
 };
 
+#define src_base ((struct src *)SRC_BASE_ADDR)
+
 #define SRC_SCR_M4_ENABLE_OFFSET                22
 #define SRC_SCR_M4_ENABLE_MASK                  (1 << 22)
 #define SRC_SCR_M4C_NON_SCLR_RST_OFFSET         4
diff --git a/arch/arm/include/asm/imx-common/sys_proto.h b/arch/arm/include/asm/imx-common/sys_proto.h
index ba95641..673527a 100644
--- a/arch/arm/include/asm/imx-common/sys_proto.h
+++ b/arch/arm/include/asm/imx-common/sys_proto.h
@@ -78,9 +78,7 @@ enum imx6_bmode {
 
 static inline u8 imx6_is_bmode_from_gpr9(void)
 {
-	struct src *psrc = (struct src *)SRC_BASE_ADDR;
-
-	return readl(&psrc->gpr10) & IMX6_SRC_GPR10_BMODE;
+	return readl(&src_base->gpr10) & IMX6_SRC_GPR10_BMODE;
 }
 
 u32 imx6_src_get_boot_mode(void);
-- 
1.9.1