From: Patrick Delaunay <patrick.delaunay@st.com>
Date: Fri, 21 Jun 2019 13:26:42 +0000 (+0200)
Subject: mmc: stm32_sdmmc2: avoid warnings when building with W=1 option
X-Git-Tag: v2019.10-rc1~30^2~20
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=0e9fb25f71a479a035145ce3977f10c4cfc7ac36;p=oweals%2Fu-boot.git

mmc: stm32_sdmmc2: avoid warnings when building with W=1 option

This patch solves warnings detected by setting W=1 when building.

Warnings type detected:
 - [-Wmissing-prototypes]
 - [-Wimplicit-fallthrough=]

Signed-off-by: Christophe Kerello <christophe.kerello@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
---

diff --git a/drivers/mmc/stm32_sdmmc2.c b/drivers/mmc/stm32_sdmmc2.c
index ed31ca126e..867ed569eb 100644
--- a/drivers/mmc/stm32_sdmmc2.c
+++ b/drivers/mmc/stm32_sdmmc2.c
@@ -669,6 +669,7 @@ static int stm32_sdmmc2_probe(struct udevice *dev)
 	switch (dev_read_u32_default(dev, "bus-width", 1)) {
 	case 8:
 		cfg->host_caps |= MMC_MODE_8BIT;
+		/* fall through */
 	case 4:
 		cfg->host_caps |= MMC_MODE_4BIT;
 		break;
@@ -692,7 +693,7 @@ clk_free:
 	return ret;
 }
 
-int stm32_sdmmc_bind(struct udevice *dev)
+static int stm32_sdmmc_bind(struct udevice *dev)
 {
 	struct stm32_sdmmc2_plat *plat = dev_get_platdata(dev);