From: Shaohui Xie <shaohui....@freescale.com>
Set Board Configuration Register to select the lpuart pins of various
muxes.
Signed-off-by: Shaohui Xie <shaohui....@freescale.com>
Signed-off-by: Mingkai Hu <mingkai...@freescale.com>
---
board/freescale/ls1043aqds/ls1043aqds.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/board/freescale/ls1043aqds/ls1043aqds.c
b/board/freescale/ls1043aqds/ls1043aqds.c
index d6696ca..67f4c4b 100644
--- a/board/freescale/ls1043aqds/ls1043aqds.c
+++ b/board/freescale/ls1043aqds/ls1043aqds.c
@@ -40,6 +40,9 @@ enum {
#define CFG_SD_MUX3_MUX4 0x1 /* MUX4 */
#define CFG_SD_MUX4_SLOT3 0x0 /* SLOT3 TX/RX1 */
#define CFG_SD_MUX4_SLOT1 0x1 /* SLOT1 TX/RX3 */
+#define CFG_UART_MUX_MASK 0x6
+#define CFG_UART_MUX_SHIFT 1
+#define CFG_LPUART_EN 0x1
int checkboard(void)
{
@@ -218,7 +221,19 @@ void board_retimer_init(void)
int board_early_init_f(void)
{
+#ifdef CONFIG_LPUART
+ u8 uart;
+#endif
fsl_lsch2_early_init_f();
+#ifdef CONFIG_LPUART
+
+ /* We use lpuart1 as system console. */
+
+ uart = QIXIS_READ(brdcfg[14]);
+ uart &= ~CFG_UART_MUX_MASK;
+ uart |= CFG_LPUART_EN << CFG_UART_MUX_SHIFT;
+ QIXIS_WRITE(brdcfg[14], uart);
+#endif
return 0;
}
--
2.1.0.27.g96db324
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