[U-Boot] [PATCH 1/5] imx: mx6: export the set_ldo_voltage function

[Tim Harvey]

Allow the set_ldo_voltage function to be called by board support files
to configure the IMX6 internal LDO's.

Signed-off-by: Tim Harvey <tharvey at gateworks.com>
---
 arch/arm/cpu/armv7/mx6/soc.c              | 8 +-------
 arch/arm/include/asm/arch-mx6/sys_proto.h | 9 +++++++++
 2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
index 88fcfdc..2b6cc47 100644
--- a/arch/arm/cpu/armv7/mx6/soc.c
+++ b/arch/arm/cpu/armv7/mx6/soc.c
@@ -23,12 +23,6 @@
 #include <imx_thermal.h>
 #include <mmc.h>
 
-enum ldo_reg {
-	LDO_ARM,
-	LDO_SOC,
-	LDO_PU,
-};
-
 struct scu_regs {
 	u32	ctrl;
 	u32	config;
@@ -228,7 +222,7 @@ static void clear_ldo_ramp(void)
  * Possible values are from 0.725V to 1.450V in steps of
  * 0.025V (25mV).
  */
-static int set_ldo_voltage(enum ldo_reg ldo, u32 mv)
+int set_ldo_voltage(enum ldo_reg ldo, u32 mv)
 {
 	struct anatop_regs *anatop = (struct anatop_regs *)ANATOP_BASE_ADDR;
 	u32 val, step, old, reg = readl(&anatop->reg_core);
diff --git a/arch/arm/include/asm/arch-mx6/sys_proto.h b/arch/arm/include/asm/arch-mx6/sys_proto.h
index 16c9b76..a94c3a1 100644
--- a/arch/arm/include/asm/arch-mx6/sys_proto.h
+++ b/arch/arm/include/asm/arch-mx6/sys_proto.h
@@ -6,3 +6,12 @@
  */
 
 #include <asm/imx-common/sys_proto.h>
+
+/* internal anatop LDO regulators */
+enum ldo_reg {
+	LDO_ARM,
+	LDO_SOC,
+	LDO_PU,
+};
+/* set internal anatop LDO regulator */
+int set_ldo_voltage(enum ldo_reg ldo, u32 mv);
-- 
1.9.1