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AXS10x: add spi flash support

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AXS10x boards have n25q512 spi flash IC, so add corresponding
nodes to device tree and enaple corresponding options in
defconfig.

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
This commit is contained in:
Eugeniy Paltsev 2018-06-08 18:52:14 +03:00 committed by Alexey Brodkin
parent 7620ec4df6
commit cdfe6913c1
3 changed files with 58 additions and 0 deletions
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34
arch/arc/dts/axs10x_mb.dtsi
View File

@ -4,6 +4,10 @@
*/
/ {
aliases {
spi0 = &spi0;
};
axs10x_mb@e0000000 {
compatible = "simple-bus";
#address-cells = <1>;
@ -56,5 +60,35 @@
reg-shift = <2>;
reg-io-width = <4>;
};
spi0: spi@0 {
compatible = "snps,dw-apb-ssi";
reg = <0x0 0x100>;
#address-cells = <1>;
#size-cells = <0>;
spi-max-frequency = <4000000>;
clocks = <&apbclk>;
clock-names = "spi_clk";
cs-gpio = <&cs_gpio 0>;
spi_flash@0 {
compatible = "spi-flash";
reg = <0>;
spi-max-frequency = <4000000>;
};
};
cs_gpio: gpio@11218 {
compatible = "snps,creg-gpio";
reg = <0x11218 0x4>;
gpio-controller;
#gpio-cells = <1>;
gpio-bank-name = "axs-spi-cs";
gpio-count = <1>;
gpio-first-shift = <0>;
gpio-bit-per-line = <2>;
gpio-activate-val = <1>;
gpio-deactivate-val = <3>;
gpio-default-val = <1>;
};
};
};

12
configs/axs101_defconfig
View File

@ -15,6 +15,8 @@ CONFIG_SYS_PROMPT="AXS# "
# CONFIG_CMD_FLASH is not set
CONFIG_CMD_MMC=y
CONFIG_CMD_NAND=y
CONFIG_CMD_SF=y
CONFIG_CMD_SPI=y
CONFIG_CMD_USB=y
# CONFIG_CMD_SETEXPR is not set
CONFIG_CMD_DHCP=y
@ -30,8 +32,15 @@ CONFIG_ENV_FAT_INTERFACE="mmc"
CONFIG_ENV_FAT_DEVICE_AND_PART="0:1"
CONFIG_NET_RANDOM_ETHADDR=y
CONFIG_DM=y
CONFIG_DM_GPIO=y
CONFIG_HSDK_CREG_GPIO=y
CONFIG_MMC=y
CONFIG_MMC_DW=y
CONFIG_DM_SPI_FLASH=y
CONFIG_SPI_FLASH=y
CONFIG_SPI_FLASH_BAR=y
CONFIG_SPI_FLASH_STMICRO=y
CONFIG_SPI_FLASH_MTD=y
CONFIG_DM_ETH=y
CONFIG_PHY_GIGE=y
CONFIG_ETH_DESIGNWARE=y
@ -39,6 +48,9 @@ CONFIG_DM_SERIAL=y
CONFIG_DEBUG_UART_SHIFT=2
CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_SYS_NS16550=y
CONFIG_SPI=y
CONFIG_DM_SPI=y
CONFIG_DESIGNWARE_SPI=y
CONFIG_USB=y
CONFIG_DM_USB=y
CONFIG_USB_EHCI_HCD=y

12
configs/axs103_defconfig
View File

@ -15,6 +15,8 @@ CONFIG_SYS_PROMPT="AXS# "
# CONFIG_CMD_FLASH is not set
CONFIG_CMD_MMC=y
CONFIG_CMD_NAND=y
CONFIG_CMD_SF=y
CONFIG_CMD_SPI=y
CONFIG_CMD_USB=y
# CONFIG_CMD_SETEXPR is not set
CONFIG_CMD_DHCP=y
@ -30,8 +32,15 @@ CONFIG_ENV_FAT_INTERFACE="mmc"
CONFIG_ENV_FAT_DEVICE_AND_PART="0:1"
CONFIG_NET_RANDOM_ETHADDR=y
CONFIG_DM=y
CONFIG_DM_GPIO=y
CONFIG_HSDK_CREG_GPIO=y
CONFIG_MMC=y
CONFIG_MMC_DW=y
CONFIG_DM_SPI_FLASH=y
CONFIG_SPI_FLASH=y
CONFIG_SPI_FLASH_BAR=y
CONFIG_SPI_FLASH_STMICRO=y
CONFIG_SPI_FLASH_MTD=y
CONFIG_DM_ETH=y
CONFIG_PHY_GIGE=y
CONFIG_ETH_DESIGNWARE=y
@ -39,6 +48,9 @@ CONFIG_DM_SERIAL=y
CONFIG_DEBUG_UART_SHIFT=2
CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_SYS_NS16550=y
CONFIG_SPI=y
CONFIG_DM_SPI=y
CONFIG_DESIGNWARE_SPI=y
CONFIG_USB=y
CONFIG_DM_USB=y
CONFIG_USB_OHCI_HCD=y