Fix several -Wno-missing-field-initializers warnings

Change-Id: Ib4487d4c1a38fa8471fa1f9034604412e9d14cf7
Signed-off-by: Richard Hughes <richard@hughsie.com>
Reviewed-on: https://review.coreboot.org/c/30405
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
diff --git a/spi25.c b/spi25.c
index f3a35a1..8b6c462 100644
--- a/spi25.c
+++ b/spi25.c
@@ -321,9 +321,11 @@
 {
 	struct spi_command cmds[] = {
 	{
+		.readarr = 0,
 		.writecnt = 1,
 		.writearr = (const unsigned char[]){ JEDEC_WREN },
 	}, {
+		.readarr = 0,
 		.writecnt = 1,
 		.writearr = (const unsigned char[]){ op },
 	},
@@ -344,9 +346,11 @@
 	const uint8_t op = flash->chip->wrea_override ? : JEDEC_WRITE_EXT_ADDR_REG;
 	struct spi_command cmds[] = {
 	{
+		.readarr = 0,
 		.writecnt = 1,
 		.writearr = (const unsigned char[]){ JEDEC_WREN },
 	}, {
+		.readarr = 0,
 		.writecnt = 2,
 		.writearr = (const unsigned char[]){ op, regdata },
 	},
@@ -419,9 +423,11 @@
 	uint8_t cmd[1 + JEDEC_MAX_ADDR_LEN + 256];
 	struct spi_command cmds[] = {
 	{
+		.readarr = 0,
 		.writecnt = 1,
 		.writearr = (const unsigned char[]){ JEDEC_WREN },
 	}, {
+		.readarr = 0,
 		.writearr = cmd,
 	},
 		NULL_SPI_CMD,