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armv8/ls1043ardb: add DSPI support

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Use the U-Boot Driver Model. Just enable Freescale DSPI driver
and set DSPI related parameters in dts file.

Signed-off-by: Gong Qianyu <Qianyu.Gong@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
This commit is contained in:
Gong Qianyu 2015-11-11 17:58:39 +08:00 committed by York Sun
parent 630532f51f
commit 28752cf83b
6 changed files with 68 additions and 0 deletions
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19
arch/arm/dts/fsl-ls1043a-rdb.dts
View file

@ -15,6 +15,25 @@
/ {
model = "LS1043A RDB Board";
aliases {
spi1 = &dspi0;
};
};
&dspi0 {
bus-num = <0>;
status = "okay";
dspiflash: n25q12a {
#address-cells = <1>;
#size-cells = <1>;
compatible = "spi-flash";
reg = <0>;
spi-max-frequency = <1000000>; /* input clock */
};
};
&i2c0 {

26
arch/arm/dts/fsl-ls1043a.dtsi
View file

@ -79,6 +79,32 @@
clocks = <&sysclk>;
};
dspi0: dspi@2100000 {
compatible = "fsl,vf610-dspi";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x0 0x2100000 0x0 0x10000>;
interrupts = <0 64 0x4>;
clock-names = "dspi";
clocks = <&clockgen 4 0>;
num-cs = <6>;
big-endian;
status = "disabled";
};
dspi1: dspi@2110000 {
compatible = "fsl,vf610-dspi";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x0 0x2110000 0x0 0x10000>;
interrupts = <0 65 0x4>;
clock-names = "dspi";
clocks = <&clockgen 4 0>;
num-cs = <6>;
big-endian;
status = "disabled";
};
ifc: ifc@1530000 {
compatible = "fsl,ifc", "simple-bus";
reg = <0x0 0x1530000 0x0 0x10000>;

3
configs/ls1043ardb_defconfig
View file

@ -4,3 +4,6 @@ CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4"
CONFIG_SYS_NS16550=y
CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1043a-rdb"
CONFIG_OF_CONTROL=y
CONFIG_DM=y
CONFIG_SPI_FLASH=y
CONFIG_DM_SPI=y

5
configs/ls1043ardb_nand_defconfig
View file

@ -3,3 +3,8 @@ CONFIG_TARGET_LS1043ARDB=y
CONFIG_SPL=y
CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,NAND_BOOT,SYS_FSL_DDR4"
CONFIG_SYS_NS16550=y
CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1043a-rdb"
CONFIG_OF_CONTROL=y
CONFIG_DM=y
CONFIG_SPI_FLASH=y
CONFIG_DM_SPI=y

5
configs/ls1043ardb_sdcard_defconfig
View file

@ -3,3 +3,8 @@ CONFIG_TARGET_LS1043ARDB=y
CONFIG_SPL=y
CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SD_BOOT,SYS_FSL_DDR4"
CONFIG_SYS_NS16550=y
CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1043a-rdb"
CONFIG_OF_CONTROL=y
CONFIG_DM=y
CONFIG_SPI_FLASH=y
CONFIG_DM_SPI=y

10
include/configs/ls1043ardb.h
View file

@ -222,6 +222,16 @@
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
/* DSPI */
#define CONFIG_FSL_DSPI
#ifdef CONFIG_FSL_DSPI
#define CONFIG_CMD_SF
#define CONFIG_DM_SPI_FLASH
#define CONFIG_SPI_FLASH_STMICRO
#define CONFIG_SF_DEFAULT_BUS 1
#define CONFIG_SF_DEFAULT_CS 0
#endif
/*
* Environment
*/