Hi Patrice On 4/26/21 12:45 PM, patrice.chotard@xxxxxxxxxxx wrote:
From: Patrice Chotard <patrice.chotard@xxxxxxxxxxx> Configure qspi's mdma from buffer transfer (max 128 bytes) to block transfer (max 64K bytes). mtd_speedtest shows that write throughtput increases : - from 734 to 782 KiB/s (~6.5%) with s25fl512s SPI-NOR. - from 4848 to 5319 KiB/s (~9.72%) with Micron SPI-NAND. Signed-off-by: Christophe Kerello <christophe.kerello@xxxxxxxxxxx> Signed-off-by: Patrice Chotard <patrice.chotard@xxxxxxxxxxx> --- arch/arm/boot/dts/stm32mp151.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/stm32mp151.dtsi b/arch/arm/boot/dts/stm32mp151.dtsi index 4b8031782555..cb326c1e12bc 100644 --- a/arch/arm/boot/dts/stm32mp151.dtsi +++ b/arch/arm/boot/dts/stm32mp151.dtsi @@ -1358,8 +1358,8 @@ reg = <0x58003000 0x1000>, <0x70000000 0x10000000>; reg-names = "qspi", "qspi_mm"; interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>; - dmas = <&mdma1 22 0x2 0x100002 0x0 0x0>, - <&mdma1 22 0x2 0x100008 0x0 0x0>; + dmas = <&mdma1 22 0x2 0x10100002 0x0 0x0>, + <&mdma1 22 0x2 0x10100008 0x0 0x0>; dma-names = "tx", "rx"; clocks = <&rcc QSPI_K>; resets = <&rcc QSPI_R>;
Applied on stm32-next. Thanks. Alex
