UART1 uses for U-BOOT and Linux console instead of UART0 and UART0 is reserved for Hart Software Services(HSS).
Signed-off-by: Padmarao Begari padmarao.begari@microchip.com --- doc/board/microchip/mpfs_icicle.rst | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/doc/board/microchip/mpfs_icicle.rst b/doc/board/microchip/mpfs_icicle.rst index c71c2f3cab..d7af542c0e 100644 --- a/doc/board/microchip/mpfs_icicle.rst +++ b/doc/board/microchip/mpfs_icicle.rst @@ -18,8 +18,9 @@ The support for following drivers are already enabled:
1. NS16550 UART Driver. 2. Microchip Clock Driver. -3. Cadence MACB ethernet driver for networking support. -4. Cadence MMC Driver for eMMC/SD support. +3. Microchip I2C Driver. +4. Cadence MACB ethernet driver for networking support. +5. Cadence MMC Driver for eMMC/SD support.
Booting from eMMC using HSS --------------------------- @@ -214,7 +215,8 @@ GPT partition. Booting ~~~~~~~
-You should see the U-Boot prompt on UART0. +You should see the U-Boot prompt on UART1. +(Note: UART0 is reserved for HSS)
Sample boot log from MPFS Icicle Kit '''''''''''''''''''''''''''''''''''' @@ -451,7 +453,8 @@ copied payload and Linux image.
sudo dd if=<payload_binary> of=/dev/sdX2 bs=512
-You should see the U-Boot prompt on UART0. +You should see the U-Boot prompt on UART1. +(Note: UART0 is reserved for HSS)
GUID type ~~~~~~~~~