power: regulator: rk8xx: Build get_ldo_reg only for SPL

Enabling CONFIG_SPL_POWER_SUPPORT will cause a compiler warning:
  ‘get_ldo_reg’ defined but not used [-Wunused-function]

Let's wrap get_ldo_reg(), rk808_ldo and rk818_ldo with ENABLE_DRIVER
which is only set for non SPL builds.

Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>

diff --git a/drivers/power/regulator/rk8xx.c b/drivers/power/regulator/rk8xx.c
index c1ece96b66fa3a22a3b5c89b079bcf2417bb8b7b..d96a1f85e8fa1ece109da162aeb41dbde1d78657 100644 (file)
--- a/drivers/power/regulator/rk8xx.c
+++ b/drivers/power/regulator/rk8xx.c
@@ -45,6 +45,14 @@ static const struct rk8xx_reg_info rk808_buck[] = {
        { 1800000, 100000, REG_BUCK4_ON_VSEL, RK808_BUCK4_VSEL_MASK, },
 };
 
+static const struct rk8xx_reg_info rk818_buck[] = {
+       { 712500, 12500, REG_BUCK1_ON_VSEL, RK818_BUCK_VSEL_MASK, },
+       { 712500, 12500, REG_BUCK2_ON_VSEL, RK818_BUCK_VSEL_MASK, },
+       { 712500, 12500, -1, RK818_BUCK_VSEL_MASK, },
+       { 1800000, 100000, REG_BUCK4_ON_VSEL, RK818_BUCK4_VSEL_MASK, },
+};
+
+#ifdef ENABLE_DRIVER
 static const struct rk8xx_reg_info rk808_ldo[] = {
        { 1800000, 100000, REG_LDO1_ON_VSEL, RK808_LDO_VSEL_MASK, },
        { 1800000, 100000, REG_LDO2_ON_VSEL, RK808_LDO_VSEL_MASK, },
@@ -56,13 +64,6 @@ static const struct rk8xx_reg_info rk808_ldo[] = {
        { 1800000, 100000, REG_LDO8_ON_VSEL, RK808_LDO_VSEL_MASK, },
 };
 
-static const struct rk8xx_reg_info rk818_buck[] = {
-       { 712500, 12500, REG_BUCK1_ON_VSEL, RK818_BUCK_VSEL_MASK, },
-       { 712500, 12500, REG_BUCK2_ON_VSEL, RK818_BUCK_VSEL_MASK, },
-       { 712500, 12500, -1, RK818_BUCK_VSEL_MASK, },
-       { 1800000, 100000, REG_BUCK4_ON_VSEL, RK818_BUCK4_VSEL_MASK, },
-};
-
 static const struct rk8xx_reg_info rk818_ldo[] = {
        { 1800000, 100000, REG_LDO1_ON_VSEL, RK818_LDO_VSEL_MASK, },
        { 1800000, 100000, REG_LDO2_ON_VSEL, RK818_LDO_VSEL_MASK, },
@@ -73,6 +74,7 @@ static const struct rk8xx_reg_info rk818_ldo[] = {
        { 800000, 100000, REG_LDO7_ON_VSEL, RK818_LDO_VSEL_MASK, },
        { 1800000, 100000, REG_LDO8_ON_VSEL, RK818_LDO_VSEL_MASK, },
 };
+#endif
 
 static const struct rk8xx_reg_info *get_buck_reg(struct udevice *pmic,
                                             int num)
@@ -86,18 +88,6 @@ static const struct rk8xx_reg_info *get_buck_reg(struct udevice *pmic,
        }
 }
 
-static const struct rk8xx_reg_info *get_ldo_reg(struct udevice *pmic,
-                                            int num)
-{
-       struct rk8xx_priv *priv = dev_get_priv(pmic);
-       switch (priv->variant) {
-       case RK818_ID:
-               return &rk818_ldo[num];
-       default:
-               return &rk808_ldo[num];
-       }
-}
-
 static int _buck_set_value(struct udevice *pmic, int buck, int uvolt)
 {
        const struct rk8xx_reg_info *info = get_buck_reg(pmic, buck - 1);
@@ -133,6 +123,18 @@ static int _buck_set_enable(struct udevice *pmic, int buck, bool enable)
 }
 
 #ifdef ENABLE_DRIVER
+static const struct rk8xx_reg_info *get_ldo_reg(struct udevice *pmic,
+                                            int num)
+{
+       struct rk8xx_priv *priv = dev_get_priv(pmic);
+       switch (priv->variant) {
+       case RK818_ID:
+               return &rk818_ldo[num];
+       default:
+               return &rk808_ldo[num];
+       }
+}
+
 static int buck_get_value(struct udevice *dev)
 {
        int buck = dev->driver_data - 1;