This patch adds LPUART support for LS1021ATWR board. For ls1021atwr_nor_lpuart_defconfig, LPUART is used as the console.
Signed-off-by: Alison Wang alison.wang@freescale.com --- board/freescale/ls1021atwr/MAINTAINERS | 1 + configs/ls1021atwr_nor_lpuart_defconfig | 3 +++ include/configs/ls1021atwr.h | 12 ++++++++++++ 3 files changed, 16 insertions(+) create mode 100644 configs/ls1021atwr_nor_lpuart_defconfig
diff --git a/board/freescale/ls1021atwr/MAINTAINERS b/board/freescale/ls1021atwr/MAINTAINERS index 9176706..e9f6f0a 100644 --- a/board/freescale/ls1021atwr/MAINTAINERS +++ b/board/freescale/ls1021atwr/MAINTAINERS @@ -5,5 +5,6 @@ F: board/freescale/ls1021atwr/ F: include/configs/ls1021atwr.h F: configs/ls1021atwr_nor_defconfig F: configs/ls1021atwr_nor_SECURE_BOOT_defconfig +F: configs/ls1021atwr_nor_lpuart_defconfig F: configs/ls1021atwr_sdcard_defconfig F: configs/ls1021atwr_qspi_defconfig diff --git a/configs/ls1021atwr_nor_lpuart_defconfig b/configs/ls1021atwr_nor_lpuart_defconfig new file mode 100644 index 0000000..bdab6d9 --- /dev/null +++ b/configs/ls1021atwr_nor_lpuart_defconfig @@ -0,0 +1,3 @@ +CONFIG_SYS_EXTRA_OPTIONS="LPUART" ++S:CONFIG_ARM=y ++S:CONFIG_TARGET_LS1021ATWR=y diff --git a/include/configs/ls1021atwr.h b/include/configs/ls1021atwr.h index 66954d0..0a0bb5f 100644 --- a/include/configs/ls1021atwr.h +++ b/include/configs/ls1021atwr.h @@ -186,11 +186,16 @@ /* * 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
@@ -325,10 +330,17 @@
#define CONFIG_BOOTDELAY 3
+#ifdef CONFIG_LPUART +#define CONFIG_EXTRA_ENV_SETTINGS \ + "bootargs=root=/dev/ram0 rw console=ttyLP0,115200\0" \ + "initrd_high=0xcfffffff\0" \ + "fdt_high=0xcfffffff\0" +#else #define CONFIG_EXTRA_ENV_SETTINGS \ "bootargs=root=/dev/ram0 rw console=ttyS0,115200\0" \ "initrd_high=0xcfffffff\0" \ "fdt_high=0xcfffffff\0" +#endif
/* * Miscellaneous configurable options