drivers/dma/stm32-mdma.c

8  * Driver for STM32 MDMA controller
35 /*  MDMA Generic getter/setter */
42 #define STM32_MDMA_GISR0		0x0000 /* MDMA Int Status Reg 1 */
43 #define STM32_MDMA_GISR1		0x0004 /* MDMA Int Status Reg 2 */
45 /* MDMA Channel x interrupt/status register */
54 /* MDMA Channel x interrupt flag clear register */
67 /* MDMA Channel x error status register */
76 /* MDMA Channel x control register */
97 /* MDMA Channel x transfer configuration register */
151 /* MDMA Channel x block number of data register */
165 /* MDMA Channel x source address register */
168 /* MDMA Channel x destination address register */
171 /* MDMA Channel x block repeat address update register */
180 /* MDMA Channel x link address register */
183 /* MDMA Channel x trigger and bus selection register */
191 /* MDMA Channel x mask address register */
194 /* MDMA Channel x mask data register */
1371 		dev_dbg(mdma2dev(dmadev), "MDMA channel not initialized\n");  in stm32_mdma_irq_handler()
1525 	{ .compatible = "st,stm32h7-mdma", },
1549 		dev_warn(&pdev->dev, "MDMA defaulting on %i channels\n",  in stm32_mdma_probe()
1557 		dev_warn(&pdev->dev, "MDMA defaulting on %i request lines\n",  in stm32_mdma_probe()
1665 			"STM32 MDMA DMA OF registration failed %d\n", ret);  in stm32_mdma_probe()
1675 	dev_info(&pdev->dev, "STM32 MDMA driver registered\n");  in stm32_mdma_probe()
1751 		.name = "stm32-mdma",
1764 MODULE_DESCRIPTION("Driver for STM32 MDMA controller");