arm: ls102xa: Add LPUART support for LS1021AQDS board
This patch adds LPUART support for LS1021AQDS board.
For ls1021aqds_nor_lpuart_defconfig, LPUART is used as the console.
Signed-off-by: Alison Wang <alison.wang@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
diff --git a/board/freescale/ls1021aqds/MAINTAINERS b/board/freescale/ls1021aqds/MAINTAINERS
index 638833d..661526b 100644
--- a/board/freescale/ls1021aqds/MAINTAINERS
+++ b/board/freescale/ls1021aqds/MAINTAINERS
@@ -6,6 +6,7 @@
F: configs/ls1021aqds_nor_defconfig
F: configs/ls1021aqds_ddr4_nor_defconfig
F: configs/ls1021aqds_nor_SECURE_BOOT_defconfig
+F: configs/ls1021aqds_nor_lpuart_defconfig
F: configs/ls1021aqds_sdcard_defconfig
F: configs/ls1021aqds_qspi_defconfig
F: configs/ls1021aqds_nand_defconfig
diff --git a/configs/ls1021aqds_nor_lpuart_defconfig b/configs/ls1021aqds_nor_lpuart_defconfig
new file mode 100644
index 0000000..29335ee
--- /dev/null
+++ b/configs/ls1021aqds_nor_lpuart_defconfig
@@ -0,0 +1,3 @@
+CONFIG_SYS_EXTRA_OPTIONS="LPUART"
++S:CONFIG_ARM=y
++S:CONFIG_TARGET_LS1021AQDS=y
diff --git a/include/configs/ls1021aqds.h b/include/configs/ls1021aqds.h
index 8b757da..296ded9 100644
--- a/include/configs/ls1021aqds.h
+++ b/include/configs/ls1021aqds.h
@@ -365,11 +365,16 @@
/*
* Serial Port
*/
+#ifdef CONFIG_LPUART
+#define CONFIG_FSL_LPUART
+#define CONFIG_LPUART_32B_REG
+#else
#define CONFIG_CONS_INDEX 1
#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE 1
#define CONFIG_SYS_NS16550_CLK get_serial_clock()
+#endif
#define CONFIG_BAUDRATE 115200
@@ -528,11 +533,19 @@
#define CONFIG_SYS_QE_FW_ADDR 0x67f40000
+#ifdef CONFIG_LPUART
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "bootargs=root=/dev/ram0 rw console=ttyLP0,115200\0" \
+ "fdt_high=0xcfffffff\0" \
+ "initrd_high=0xcfffffff\0" \
+ "hwconfig=fsl_ddr:ctlr_intlv=null,bank_intlv=null\0"
+#else
#define CONFIG_EXTRA_ENV_SETTINGS \
"bootargs=root=/dev/ram0 rw console=ttyS0,115200\0" \
"fdt_high=0xcfffffff\0" \
"initrd_high=0xcfffffff\0" \
"hwconfig=fsl_ddr:ctlr_intlv=null,bank_intlv=null\0"
+#endif
/*
* Miscellaneous configurable options