[PATCH] ARM: dts: microchip: sam9x7: Add qspi controller
Nicolas Ferre
nicolas.ferre at microchip.com
Mon Sep 22 06:31:45 PDT 2025
On 15/09/2025 at 11:13, Dharma Balasubiramani wrote:
> Add support for QSPI controller.
>
> Signed-off-by: Dharma Balasubiramani <dharma.b at microchip.com>
Acked-by: Nicolas Ferre <nicolas.ferre at microchip.com>
And queued in at91-dt branch.
> ---
> Driver and Doc support
> https://lore.kernel.org/lkml/20250908-microchip-qspi-v2-0-8f3d69fdd5c9@microchip.com/
Thanks for the reference to the (accepted) binding and driver changes!
Best regards,
Nicolas
> ---
> arch/arm/boot/dts/microchip/sam9x7.dtsi | 21 +++++++++++++++++++++
> 1 file changed, 21 insertions(+)
>
> diff --git a/arch/arm/boot/dts/microchip/sam9x7.dtsi b/arch/arm/boot/dts/microchip/sam9x7.dtsi
> index 66c07e642c3e..46dacbbd201d 100644
> --- a/arch/arm/boot/dts/microchip/sam9x7.dtsi
> +++ b/arch/arm/boot/dts/microchip/sam9x7.dtsi
> @@ -271,6 +271,27 @@ AT91_XDMAC_DT_PERID(38))>,
> status = "disabled";
> };
>
> + qspi: spi at f0014000 {
> + compatible = "microchip,sam9x7-ospi";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0xf0014000 0x100>, <0x60000000 0x20000000>;
> + reg-names = "qspi_base", "qspi_mmap";
> + interrupts = <35 IRQ_TYPE_LEVEL_HIGH 7>;
> + dmas = <&dma0
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> + AT91_XDMAC_DT_PERID(26))>,
> + <&dma0
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> + AT91_XDMAC_DT_PERID(27))>;
> + dma-names = "tx", "rx";
> + clocks = <&pmc PMC_TYPE_PERIPHERAL 35>, <&pmc PMC_TYPE_GCK 35>;
> + clock-names = "pclk", "gclk";
> + assigned-clocks = <&pmc PMC_TYPE_GCK 35>;
> + assigned-clock-parents = <&pmc PMC_TYPE_CORE PMC_PLLADIV2>;
> + status = "disabled";
> + };
> +
> i2s: i2s at f001c000 {
> compatible = "microchip,sam9x7-i2smcc", "microchip,sam9x60-i2smcc";
> reg = <0xf001c000 0x100>;
>
> ---
> base-commit: 590b221ed4256fd6c34d3dea77aa5bd6e741bbc1
> change-id: 20250915-sam9x7-qspi-dtsi-a4844266b17d
>
> Best regards,
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