board: stm32mp1: use IS_ENABLED to prevent ifdef in dk2_i2c1_fix

Use IS_ENABLED to prevent ifdef in dk2_i2c1_fix.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>

diff --git a/board/st/stm32mp1/stm32mp1.c b/board/st/stm32mp1/stm32mp1.c
index a0a2f99..985233f 100644 (file)
--- a/board/st/stm32mp1/stm32mp1.c
+++ b/board/st/stm32mp1/stm32mp1.c
@@ -521,7 +521,6 @@ static void sysconf_init(void)
        clrbits_le32(syscfg + SYSCFG_CMPCR, SYSCFG_CMPCR_SW_CTRL);
 }
 
-#ifdef CONFIG_DM_REGULATOR
 /* Fix to make I2C1 usable on DK2 for touchscreen usage in kernel */
 static int dk2_i2c1_fix(void)
 {
@@ -529,6 +528,9 @@ static int dk2_i2c1_fix(void)
        struct gpio_desc hdmi, audio;
        int ret = 0;
 
+       if (!IS_ENABLED(CONFIG_DM_REGULATOR))
+               return -ENODEV;
+
        node = ofnode_path("/soc/i2c@40012000/hdmi-transmitter@39");
        if (!ofnode_valid(node)) {
                pr_debug("%s: no hdmi-transmitter@39 ?\n", __func__);
@@ -586,7 +588,6 @@ static bool board_is_dk2(void)
 
        return false;
 }
-#endif
 
 static bool board_is_ev1(void)
 {
@@ -634,12 +635,11 @@ int board_init(void)
        if (board_is_ev1())
                board_ev1_init();
 
-#ifdef CONFIG_DM_REGULATOR
        if (board_is_dk2())
                dk2_i2c1_fix();
 
-       regulators_enable_boot_on(_DEBUG);
-#endif
+       if (IS_ENABLED(CONFIG_DM_REGULATOR))
+               regulators_enable_boot_on(_DEBUG);
 
        if (!IS_ENABLED(CONFIG_TFABOOT))
                sysconf_init();