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 --- board/freescale/ls1021aqds/MAINTAINERS | 1 + configs/ls1021aqds_nor_lpuart_defconfig | 3 +++ include/configs/ls1021aqds.h | 13 +++++++++++++ 3 files changed, 17 insertions(+) create mode 100644 configs/ls1021aqds_nor_lpuart_defconfig

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: include/configs/ls1021aqds.h 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 8dc04f2..6ad6391 100644 --- a/include/configs/ls1021aqds.h +++ b/include/configs/ls1021aqds.h @@ -365,11 +365,16 @@ unsigned long get_board_ddr_clk(void); /* * 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

@@ -508,11 +513,19 @@ unsigned long get_board_ddr_clk(void);

#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