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dmaengine: Loongson1: Add Loongson-1 APB DMA driver

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Add APB DMA driver for Loongson-1 SoCs.

Reviewed-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Keguang Zhang <keguang.zhang@gmail.com>
Link: https://lore.kernel.org/r/20240809-loongson1-dma-v12-2-d9469a4a6b85@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Keguang Zhang
2024-08-29 22:47:24 +05:30
committed by Vinod Koul
parent 7ea270bb93
commit e06c432312
3 changed files with 670 additions and 0 deletions
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drivers/dma/Kconfig
+9
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@@ -369,6 +369,15 @@ config K3_DMA
Support the DMA engine for Hisilicon K3 platform
devices.
config LOONGSON1_APB_DMA
tristate "Loongson1 APB DMA support"
depends on MACH_LOONGSON32 || COMPILE_TEST
select DMA_ENGINE
select DMA_VIRTUAL_CHANNELS
help
This selects support for the APB DMA controller in Loongson1 SoCs,
which is required by Loongson1 NAND and audio support.
config LPC18XX_DMAMUX
bool "NXP LPC18xx/43xx DMA MUX for PL080"
depends on ARCH_LPC18XX || COMPILE_TEST
drivers/dma/Makefile
+1
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@@ -49,6 +49,7 @@ obj-$(CONFIG_INTEL_IDMA64) += idma64.o
obj-$(CONFIG_INTEL_IOATDMA) += ioat/
obj-y += idxd/
obj-$(CONFIG_K3_DMA) += k3dma.o
obj-$(CONFIG_LOONGSON1_APB_DMA) += loongson1-apb-dma.o
obj-$(CONFIG_LPC18XX_DMAMUX) += lpc18xx-dmamux.o
obj-$(CONFIG_LS2X_APB_DMA) += ls2x-apb-dma.o
obj-$(CONFIG_MILBEAUT_HDMAC) += milbeaut-hdmac.o
drivers/dma/loongson1-apb-dma.c
+660
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