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author | Michael Walle <michael@walle.cc> | 2021-03-26 19:40:59 +0100 |
---|---|---|
committer | Priyanka Jain <priyanka.jain@nxp.com> | 2021-04-15 14:22:22 +0530 |
commit | 9b3843f8f76fa7812eff503253b47b4b0d69b933 (patch) | |
tree | 1437026ce07083fb41c2e6d4238f47e340a852b3 | |
parent | 6d1ab4a10e3051def7c5d7b522042b84a122f0a1 (diff) | |
download | u-boot-9b3843f8f76fa7812eff503253b47b4b0d69b933.zip u-boot-9b3843f8f76fa7812eff503253b47b4b0d69b933.tar.gz u-boot-9b3843f8f76fa7812eff503253b47b4b0d69b933.tar.bz2 |
board: sl28: add config to enable console output on SER0
Sometimes it is desireable to have the console output on the first
serial line. Introduce a configuration option for it (in the board
scope).
Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
-rw-r--r-- | arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi | 12 | ||||
-rw-r--r-- | board/kontron/sl28/Kconfig | 10 | ||||
-rw-r--r-- | board/kontron/sl28/Makefile | 2 | ||||
-rw-r--r-- | board/kontron/sl28/common.c | 11 |
4 files changed, 34 insertions, 1 deletions
diff --git a/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi b/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi index 240178a..b3861ed 100644 --- a/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi +++ b/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi @@ -133,6 +133,14 @@ }; }; +#ifdef CONFIG_SL28_ENABLE_SER0_CONSOLE +/ { + chosen { + stdout-path = "serial2:115200n8"; + }; +}; +#endif + #ifdef CONFIG_SL28_SPL_LOADS_ATF_BL31 &binman { fit { @@ -250,6 +258,10 @@ u-boot,dm-pre-reloc; }; +&lpuart1 { + u-boot,dm-pre-reloc; +}; + &serial0 { u-boot,dm-pre-reloc; }; diff --git a/board/kontron/sl28/Kconfig b/board/kontron/sl28/Kconfig index 4078ef1..abcacc3 100644 --- a/board/kontron/sl28/Kconfig +++ b/board/kontron/sl28/Kconfig @@ -48,4 +48,14 @@ config SL28_BL32_ENTRY_ADDR endif +config SL28_ENABLE_SER0_CONSOLE + bool "Enable console output on SER0" + select DM_SERIAL + select SPL_DM_SERIAL + select FSL_LPUART + help + By default the console output of this board is on the second serial + line (SER1). Sometimes it is desirable to enable output on the first + serial line (SER0). For example, if you have a carrier which only + supports the first serial port. endif diff --git a/board/kontron/sl28/Makefile b/board/kontron/sl28/Makefile index 147ef98..5d220f0 100644 --- a/board/kontron/sl28/Makefile +++ b/board/kontron/sl28/Makefile @@ -4,7 +4,7 @@ ifndef CONFIG_SPL_BUILD obj-y += sl28.o cmds.o endif -obj-y += ddr.o +obj-y += common.o ddr.o ifdef CONFIG_SPL_BUILD obj-y += spl.o diff --git a/board/kontron/sl28/common.c b/board/kontron/sl28/common.c new file mode 100644 index 0000000..33c6843 --- /dev/null +++ b/board/kontron/sl28/common.c @@ -0,0 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0+ + +#include <common.h> +#include <asm/global_data.h> + +DECLARE_GLOBAL_DATA_PTR; + +u32 get_lpuart_clk(void) +{ + return gd->bus_clk / CONFIG_SYS_FSL_LPUART_CLK_DIV; +} |