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drivers/flash: stm32: Extend qspi-nor support to F7 series - no DMA #31409

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Merged
merged 1 commit into from
Feb 25, 2021
Merged

drivers/flash: stm32: Extend qspi-nor support to F7 series - no DMA #31409

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2 changes: 2 additions & 0 deletions boards/arm/stm32f746g_disco/doc/index.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -112,6 +112,8 @@ The Zephyr stm32f746g_disco board configuration supports the following hardware
+-----------+------------+-------------------------------------+
| SPI | on-chip | spi |
+-----------+------------+-------------------------------------+
| QSPI NOR | on-chip | flash |
+-----------+------------+-------------------------------------+

Other hardware features are not yet supported on Zephyr porting.

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33 changes: 33 additions & 0 deletions boards/arm/stm32f746g_disco/stm32f746g_disco.dts
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Expand Up @@ -19,6 +19,7 @@
zephyr,sram = &sram0;
zephyr,flash = &flash0;
zephyr,dtcm = &dtcm;
zephyr,flash-controller = &n25q128a1;
};

leds {
Expand Down Expand Up @@ -119,3 +120,35 @@
&eth_txd0_pg13
&eth_txd1_pg14>;
};

&quadspi {
pinctrl-0 = <&quadspi_clk_pb2 &quadspi_bk1_ncs_pb6
&quadspi_bk1_io0_pd11 &quadspi_bk1_io1_pd12
&quadspi_bk1_io2_pe2 &quadspi_bk1_io3_pd13>;
status = "okay";

n25q128a1: qspi-nor-flash@0 {
compatible = "st,stm32-qspi-nor";
label = "N25Q128A1";
reg = <0>;
qspi-max-frequency = <72000000>;
size = <DT_SIZE_M(16*8)>;
status = "okay";

partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;

slot1_partition: partition@0 {
label = "image-1";
reg = <0x00000000 0x000a0000>;
};

storage_partition: partition@a0000 {
label = "storage";
reg = <0x000a0000 DT_SIZE_M(15)>;
};
};
};
};
2 changes: 2 additions & 0 deletions boards/arm/stm32f769i_disco/doc/index.rst
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Expand Up @@ -116,6 +116,8 @@ The Zephyr stm32f769i_disco board configuration supports the following hardware
+-----------+------------+-------------------------------------+
| ETHERNET | on-chip | Ethernet |
+-----------+------------+-------------------------------------+
| QSPI NOR | on-chip | flash |
+-----------+------------+-------------------------------------+

Other hardware features are not yet supported on Zephyr porting.

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33 changes: 33 additions & 0 deletions boards/arm/stm32f769i_disco/stm32f769i_disco.dts
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Expand Up @@ -18,6 +18,7 @@
zephyr,sram = &sram0;
zephyr,flash = &flash0;
zephyr,dtcm = &dtcm;
zephyr,flash-controller = &mx25l51245g;
};

leds {
Expand Down Expand Up @@ -104,3 +105,35 @@ arduino_serial: &usart6 {};
&sdmmc2_ck_pd6 &sdmmc2_cmd_pd7>;
cd-gpios = <&gpioi 15 GPIO_ACTIVE_LOW>;
};

&quadspi {
pinctrl-0 = <&quadspi_clk_pb2 &quadspi_bk1_ncs_pb6
&quadspi_bk1_io0_pc9 &quadspi_bk1_io1_pc10
&quadspi_bk1_io2_pe2 &quadspi_bk1_io3_pd13>;
status = "okay";

mx25l51245g: qspi-nor-flash@0 {
compatible = "st,stm32-qspi-nor";
label = "MX25L51245G";
reg = <0>;
qspi-max-frequency = <72000000>;
size = <DT_SIZE_M(64*8)>;
status = "okay";

partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;

slot1_partition: partition@0 {
label = "image-1";
reg = <0x00000000 0x001a0000>;
};

storage_partition: partition@1a0000 {
label = "storage";
reg = <0x001a0000 DT_SIZE_M(62)>;
};
};
};
};
11 changes: 11 additions & 0 deletions dts/arm/st/f7/stm32f7.dtsi
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Expand Up @@ -694,6 +694,17 @@
label = "BACKUP_SRAM";
status = "disabled";
};

quadspi: quadspi@a0001000 {
compatible = "st,stm32-qspi";
#address-cells = <0x1>;
#size-cells = <0x0>;
reg = <0xa0001000 0x34>;
interrupts = <92 0>;
clocks = <&rcc STM32_CLOCK_BUS_AHB3 0x2>;
status = "disabled";
label = "QUADSPI";
};
};

otghs_fs_phy: otghs_fs_phy {
Expand Down