@@ -13184,12 +13184,12 @@ S: Maintained
F: Documentation/devicetree/bindings/gpio/loongson,ls-gpio.yaml
F: drivers/gpio/gpio-loongson-64bit.c
-LOONGSON LS2X APB DMA DRIVER
+LOONGSON-2 APB DMA DRIVER
M: Binbin Zhou <zhoubinbin@loongson.cn>
L: dmaengine@vger.kernel.org
S: Maintained
F: Documentation/devicetree/bindings/dma/loongson,ls2x-apbdma.yaml
-F: drivers/dma/ls2x-apb-dma.c
+F: drivers/dma/loongson2-apb-dma.c
LOONGSON LS2X I2C DRIVER
M: Binbin Zhou <zhoubinbin@loongson.cn>
@@ -776,7 +776,7 @@ CONFIG_RTC_CLASS=y
CONFIG_RTC_DRV_EFI=y
CONFIG_RTC_DRV_LOONGSON=y
CONFIG_DMADEVICES=y
-CONFIG_LS2X_APB_DMA=y
+CONFIG_LOONGSON2_APB_DMA=y
CONFIG_UDMABUF=y
CONFIG_DMABUF_HEAPS=y
CONFIG_DMABUF_HEAPS_SYSTEM=y
@@ -378,6 +378,20 @@ config LOONGSON1_APB_DMA
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
@@ -396,20 +410,6 @@ config LPC32XX_DMAMUX
Support for PL080 multiplexed DMA request lines on
LPC32XX platrofm.
-config LS2X_APB_DMA
- tristate "Loongson LS2X APB DMA support"
- depends on LOONGARCH || COMPILE_TEST
- select DMA_ENGINE
- select DMA_VIRTUAL_CHANNELS
- help
- Support for the Loongson LS2X 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 MCF_EDMA
tristate "Freescale eDMA engine support, ColdFire mcf5441x SoCs"
depends on M5441x || (COMPILE_TEST && FSL_EDMA=n)
@@ -50,9 +50,9 @@ 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-$(CONFIG_LS2X_APB_DMA) += ls2x-apb-dma.o
obj-$(CONFIG_MILBEAUT_HDMAC) += milbeaut-hdmac.o
obj-$(CONFIG_MILBEAUT_XDMAC) += milbeaut-xdmac.o
obj-$(CONFIG_MMP_PDMA) += mmp_pdma.o
similarity index 99%
rename from drivers/dma/ls2x-apb-dma.c
rename to drivers/dma/loongson2-apb-dma.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * Driver for the Loongson LS2X APB DMA Controller
+ * Driver for the Loongson-2 APB DMA Controller
*
* Copyright (C) 2017-2023 Loongson Corporation
*/
@@ -700,6 +700,6 @@ static struct platform_driver ls2x_dmac_driver = {
};
module_platform_driver(ls2x_dmac_driver);
-MODULE_DESCRIPTION("Loongson LS2X APB DMA Controller driver");
+MODULE_DESCRIPTION("Loongson-2 APB DMA Controller driver");
MODULE_AUTHOR("Loongson Technology Corporation Limited");
MODULE_LICENSE("GPL");
Since commit e06c43231214 ("dmaengine: Loongson1: Add Loongson-1 APB DMA driver"), the Loongson-1 dma controller was added. Unfortunately their naming has not been standardized, as CPUs belonging to the same Loongson family, we expect to standardize the naming for ease of understanding. Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn> --- MAINTAINERS | 4 +-- arch/loongarch/configs/loongson3_defconfig | 2 +- drivers/dma/Kconfig | 28 +++++++++---------- drivers/dma/Makefile | 2 +- .../{ls2x-apb-dma.c => loongson2-apb-dma.c} | 4 +-- 5 files changed, 20 insertions(+), 20 deletions(-) rename drivers/dma/{ls2x-apb-dma.c => loongson2-apb-dma.c} (99%) base-commit: e0bee4bcdc3238ebcae6e5960544b9e3d0a62abf