M28: Support for the old M28 SoM v1.0

This prototype version SoM is unused and not available to public.
Support this only for internal debugging purposes.

Signed-off-by: Marek Vasut <marex@denx.de>

diff --git a/board/denx/m28evk/spl_boot.c b/board/denx/m28evk/spl_boot.c
index 91316a756620faf47c4619a0b4249ac0f064e460..a04fe180c138c951d74b42a6ebcded42f826d73c 100644 (file)
--- a/board/denx/m28evk/spl_boot.c
+++ b/board/denx/m28evk/spl_boot.c
@@ -72,8 +72,13 @@ const iomux_cfg_t iomux_setup[] = {
        MX28_PAD_LCD_ENABLE__LCD_ENABLE | MUX_CONFIG_LCD,
 
        /* UART1 */
+#ifdef CONFIG_DENX_M28_V10
+       MX28_PAD_AUART0_CTS__DUART_RX,
+       MX28_PAD_AUART0_RTS__DUART_TX,
+#else
        MX28_PAD_PWM0__DUART_RX,
        MX28_PAD_PWM1__DUART_TX,
+#endif
        MX28_PAD_AUART0_TX__DUART_RTS,
        MX28_PAD_AUART0_RX__DUART_CTS,