diff options
| author | Binbin Zhou <zhoubinbin@loongson.cn> | 2026-03-07 11:25:10 +0800 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2026-03-17 16:48:55 +0530 |
| commit | ffee2dc04e7e06534aaa4fd51ef89645b809b6b8 (patch) | |
| tree | a3ec7c737d19d67784dee1251a176d275d90a7d5 /drivers/dma | |
| parent | 2d5c2952b972be1cc87c215a2636d208b5e483d4 (diff) | |
dmaengine: loongson: New directory for Loongson DMA controllers drivers
Gather the Loongson DMA controllers under drivers/dma/loongson/
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Reviewed-by: Keguang Zhang <keguang.zhang@gmail.com>
Reviewed-by: Huacai Chen <chenhuacai@loongson.cn>
Link: https://patch.msgid.link/0a0853a85630724741061f6fe08680610e49a06e.1772853681.git.zhoubinbin@loongson.cn
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/Kconfig | 25 | ||||
| -rw-r--r-- | drivers/dma/Makefile | 3 | ||||
| -rw-r--r-- | drivers/dma/loongson/Kconfig | 30 | ||||
| -rw-r--r-- | drivers/dma/loongson/Makefile | 3 | ||||
| -rw-r--r-- | drivers/dma/loongson/loongson1-apb-dma.c (renamed from drivers/dma/loongson1-apb-dma.c) | 4 | ||||
| -rw-r--r-- | drivers/dma/loongson/loongson2-apb-dma.c (renamed from drivers/dma/loongson2-apb-dma.c) | 4 |
6 files changed, 40 insertions, 29 deletions
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index e98e3e8c5036..ae6a682c9f76 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -376,29 +376,6 @@ 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 LOONGSON2_APB_DMA - tristate "Loongson2 APB DMA support" - depends on LOONGARCH || COMPILE_TEST - select DMA_ENGINE - select DMA_VIRTUAL_CHANNELS - help - Support for the Loongson2 APB DMA controller driver. The - DMA controller is having single DMA channel which can be - configured for different peripherals like audio, nand, sdio - etc which is in APB bus. - - This DMA controller transfers data from memory to peripheral fifo. - It does not support memory to memory data transfer. - config LPC18XX_DMAMUX bool "NXP LPC18xx/43xx DMA MUX for PL080" depends on ARCH_LPC18XX || COMPILE_TEST @@ -783,6 +760,8 @@ source "drivers/dma/fsl-dpaa2-qdma/Kconfig" source "drivers/dma/lgm/Kconfig" +source "drivers/dma/loongson/Kconfig" + source "drivers/dma/stm32/Kconfig" # clients diff --git a/drivers/dma/Makefile b/drivers/dma/Makefile index df566c4958b6..14aa086629d5 100644 --- a/drivers/dma/Makefile +++ b/drivers/dma/Makefile @@ -49,8 +49,6 @@ 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-$(CONFIG_LOONGSON2_APB_DMA) += loongson2-apb-dma.o obj-$(CONFIG_LPC18XX_DMAMUX) += lpc18xx-dmamux.o obj-$(CONFIG_LPC32XX_DMAMUX) += lpc32xx-dmamux.o obj-$(CONFIG_MILBEAUT_HDMAC) += milbeaut-hdmac.o @@ -88,6 +86,7 @@ obj-$(CONFIG_FSL_DPAA2_QDMA) += fsl-dpaa2-qdma/ obj-$(CONFIG_INTEL_LDMA) += lgm/ obj-y += amd/ +obj-y += loongson/ obj-y += mediatek/ obj-y += qcom/ obj-y += stm32/ diff --git a/drivers/dma/loongson/Kconfig b/drivers/dma/loongson/Kconfig new file mode 100644 index 000000000000..0a865a8fd3a6 --- /dev/null +++ b/drivers/dma/loongson/Kconfig @@ -0,0 +1,30 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# Loongson DMA controllers drivers +# +if MACH_LOONGSON32 || MACH_LOONGSON64 || COMPILE_TEST + +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 LOONGSON2_APB_DMA + tristate "Loongson2 APB DMA support" + depends on MACH_LOONGSON64 || COMPILE_TEST + select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS + help + Support for the Loongson2 APB DMA controller driver. The + DMA controller is having single DMA channel which can be + configured for different peripherals like audio, nand, sdio + etc which is in APB bus. + + This DMA controller transfers data from memory to peripheral fifo. + It does not support memory to memory data transfer. + +endif diff --git a/drivers/dma/loongson/Makefile b/drivers/dma/loongson/Makefile new file mode 100644 index 000000000000..6cdd08065e92 --- /dev/null +++ b/drivers/dma/loongson/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only +obj-$(CONFIG_LOONGSON1_APB_DMA) += loongson1-apb-dma.o +obj-$(CONFIG_LOONGSON2_APB_DMA) += loongson2-apb-dma.o diff --git a/drivers/dma/loongson1-apb-dma.c b/drivers/dma/loongson/loongson1-apb-dma.c index 2e347aba9af8..89786cbd20ab 100644 --- a/drivers/dma/loongson1-apb-dma.c +++ b/drivers/dma/loongson/loongson1-apb-dma.c @@ -16,8 +16,8 @@ #include <linux/platform_device.h> #include <linux/slab.h> -#include "dmaengine.h" -#include "virt-dma.h" +#include "../dmaengine.h" +#include "../virt-dma.h" /* Loongson-1 DMA Control Register */ #define LS1X_DMA_CTRL 0x0 diff --git a/drivers/dma/loongson2-apb-dma.c b/drivers/dma/loongson/loongson2-apb-dma.c index b981475e6779..fc7d9f4a96ec 100644 --- a/drivers/dma/loongson2-apb-dma.c +++ b/drivers/dma/loongson/loongson2-apb-dma.c @@ -17,8 +17,8 @@ #include <linux/platform_device.h> #include <linux/slab.h> -#include "dmaengine.h" -#include "virt-dma.h" +#include "../dmaengine.h" +#include "../virt-dma.h" /* Global Configuration Register */ #define LDMA_ORDER_ERG 0x0 |