From: Wenbin Song Date: Thu, 21 Jan 2016 09:14:55 +0000 (+0800) Subject: armv8/ls1043aqds: Add lpuart support X-Git-Tag: v2016.03-rc1~45^2~8 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=2970e14f652db18f5353f26f84e21f7dac84576d;p=u-boot armv8/ls1043aqds: Add lpuart support Add lpuart support using the driver model. Signed-off-by: Wenbin Song Reviewed-by: Bin Meng Reviewed-by: York Sun --- diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index b3b0f4f231..4a01bf6614 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -98,6 +98,7 @@ dtb-$(CONFIG_LS102XA) += ls1021a-qds.dtb \ dtb-$(CONFIG_FSL_LSCH3) += fsl-ls2080a-qds.dtb \ fsl-ls2080a-rdb.dtb dtb-$(CONFIG_FSL_LSCH2) += fsl-ls1043a-qds-duart.dtb \ + fsl-ls1043a-qds-lpuart.dtb \ fsl-ls1043a-rdb.dtb dtb-$(CONFIG_MACH_SUN4I) += \ diff --git a/arch/arm/dts/fsl-ls1043a-qds-lpuart.dts b/arch/arm/dts/fsl-ls1043a-qds-lpuart.dts new file mode 100644 index 0000000000..18adb97d18 --- /dev/null +++ b/arch/arm/dts/fsl-ls1043a-qds-lpuart.dts @@ -0,0 +1,16 @@ +/* + * Device Tree file for Freescale Layerscape-1043A family SoC. + * + * Copyright (C) 2015, Freescale Semiconductor + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/dts-v1/; +#include "fsl-ls1043a-qds.dtsi" + +/ { + chosen { + stdout-path = &lpuart0; + }; +}; diff --git a/arch/arm/dts/fsl-ls1043a-qds.dtsi b/arch/arm/dts/fsl-ls1043a-qds.dtsi index 6fa16b80b9..b9dad72d45 100644 --- a/arch/arm/dts/fsl-ls1043a-qds.dtsi +++ b/arch/arm/dts/fsl-ls1043a-qds.dtsi @@ -121,3 +121,7 @@ &duart1 { status = "okay"; }; + +&lpuart0 { + status = "okay"; +}; diff --git a/arch/arm/dts/fsl-ls1043a.dtsi b/arch/arm/dts/fsl-ls1043a.dtsi index 85ea81e2a6..12ea0ab541 100644 --- a/arch/arm/dts/fsl-ls1043a.dtsi +++ b/arch/arm/dts/fsl-ls1043a.dtsi @@ -182,5 +182,59 @@ interrupts = <0 55 0x4>; clocks = <&clockgen 4 0>; }; + + lpuart0: serial@2950000 { + compatible = "fsl,ls1021a-lpuart"; + reg = <0x0 0x2950000 0x0 0x1000>; + interrupts = <0 48 0x4>; + clocks = <&sysclk>; + clock-names = "ipg"; + status = "disabled"; + }; + + lpuart1: serial@2960000 { + compatible = "fsl,ls1021a-lpuart"; + reg = <0x0 0x2960000 0x0 0x1000>; + interrupts = <0 49 0x4>; + clocks = <&sysclk>; + clock-names = "ipg"; + status = "disabled"; + }; + + lpuart2: serial@2970000 { + compatible = "fsl,ls1021a-lpuart"; + reg = <0x0 0x2970000 0x0 0x1000>; + interrupts = <0 50 0x4>; + clock-names = "ipg"; + clocks = <&sysclk>; + status = "disabled"; + }; + + lpuart3: serial@2980000 { + compatible = "fsl,ls1021a-lpuart"; + reg = <0x0 0x2980000 0x0 0x1000>; + interrupts = <0 51 0x4>; + clocks = <&sysclk>; + clock-names = "ipg"; + status = "disabled"; + }; + + lpuart4: serial@2990000 { + compatible = "fsl,ls1021a-lpuart"; + reg = <0x0 0x2990000 0x0 0x1000>; + interrupts = <0 52 0x4>; + clocks = <&sysclk>; + clock-names = "ipg"; + status = "disabled"; + }; + + lpuart5: serial@29a0000 { + compatible = "fsl,ls1021a-lpuart"; + reg = <0x0 0x29a0000 0x0 0x1000>; + interrupts = <0 53 0x4>; + clocks = <&sysclk>; + clock-names = "ipg"; + status = "disabled"; + }; }; }; diff --git a/configs/ls1043aqds_lpuart_defconfig b/configs/ls1043aqds_lpuart_defconfig new file mode 100644 index 0000000000..21d6407c5e --- /dev/null +++ b/configs/ls1043aqds_lpuart_defconfig @@ -0,0 +1,10 @@ +CONFIG_ARM=y +CONFIG_TARGET_LS1043AQDS=y +CONFIG_DM_SERIAL=y +CONFIG_DM_SPI=y +CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1043a-qds-lpuart" +CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4,LPUART" +CONFIG_OF_CONTROL=y +CONFIG_DM=y +CONFIG_SPI_FLASH=y +CONFIG_FSL_LPUART=y diff --git a/include/configs/ls1043aqds.h b/include/configs/ls1043aqds.h index 4929d981f1..e6725e3be8 100644 --- a/include/configs/ls1043aqds.h +++ b/include/configs/ls1043aqds.h @@ -88,6 +88,11 @@ unsigned long get_board_ddr_clk(void); #define CONFIG_SYS_FSL_PBL_RCW board/freescale/ls1043aqds/ls1043aqds_rcw_sd_ifc.cfg #endif +/* LPUART */ +#ifdef CONFIG_LPUART +#define CONFIG_LPUART_32B_REG +#endif + /* SATA */ #define CONFIG_LIBATA #define CONFIG_SCSI_AHCI