verdin-imx8mm: improve and extend boot devices
- Annotate boot devices available in spl_board_boot_device().
- Drop SD3_BOOT/MMC3_BOOT not available for boot on Verdin iMX8M Mini.
Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
diff --git a/board/toradex/verdin-imx8mm/spl.c b/board/toradex/verdin-imx8mm/spl.c
index 685ac94..fb9aae6 100644
--- a/board/toradex/verdin-imx8mm/spl.c
+++ b/board/toradex/verdin-imx8mm/spl.c
@@ -34,14 +34,11 @@
int spl_board_boot_device(enum boot_device boot_dev_spl)
{
switch (boot_dev_spl) {
- case MMC1_BOOT:
+ case MMC1_BOOT: /* eMMC */
return BOOT_DEVICE_MMC1;
- case SD2_BOOT:
+ case SD2_BOOT: /* SD card */
case MMC2_BOOT:
return BOOT_DEVICE_MMC2;
- case SD3_BOOT:
- case MMC3_BOOT:
- return BOOT_DEVICE_MMC1;
case USB_BOOT:
return BOOT_DEVICE_BOARD;
default:
@@ -83,7 +80,6 @@
}
#endif
-
__weak void board_early_init(void)
{
init_uart_clk(0);