[U-Boot] [PATCH v2 1/2] spl_spi: Read default speed and mode values from DT

[Patrick Delaunay <patrick.delaunay@st.com>]

In case of DT boot, don't read default speed and mode for SPI from
CONFIG_*, instead read from DT node.

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

Changes in v2:
- use variables to avoid duplicated code

 common/spl/spl_spi.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/common/spl/spl_spi.c b/common/spl/spl_spi.c
index 8cd4830..b348b45 100644
--- a/common/spl/spl_spi.c
+++ b/common/spl/spl_spi.c
@@ -74,15 +74,21 @@ static int spl_spi_load_image(struct spl_image_info *spl_image,
 	unsigned payload_offs = CONFIG_SYS_SPI_U_BOOT_OFFS;
 	struct spi_flash *flash;
 	struct image_header *header;
+	unsigned int max_hz = CONFIG_SF_DEFAULT_SPEED;
+	unsigned int spi_mode = CONFIG_SF_DEFAULT_MODE;
 
+#ifdef CONFIG_DM_SPI_FLASH
+	/* In DM mode defaults will be taken from DT */
+	max_hz = 0, spi_mode = 0;
+#endif
 	/*
 	 * Load U-Boot image from SPI flash into RAM
 	 */
 
 	flash = spi_flash_probe(CONFIG_SF_DEFAULT_BUS,
 				CONFIG_SF_DEFAULT_CS,
-				CONFIG_SF_DEFAULT_SPEED,
-				CONFIG_SF_DEFAULT_MODE);
+				max_hz,
+				spi_mode);
 	if (!flash) {
 		puts("SPI probe failed.\n");
 		return -ENODEV;
-- 
2.7.4