Merge existing fixes from spi/for-6.18 into new branch

Documentation/devicetree/bindings/spi/spi-cadence.yaml

@@ -14,9 +14,14 @@ allOf:
 
 properties:
   compatible:
-    enum:
+    oneOf:
-      - cdns,spi-r1p6
+      - enum:
-      - xlnx,zynq-spi-r1p6
+          - xlnx,zynq-spi-r1p6
+      - items:
+          - enum:
+              - xlnx,zynqmp-spi-r1p6
+              - xlnx,versal-net-spi-r1p6
+          - const: cdns,spi-r1p6
 
   reg:
     maxItems: 1

drivers/spi/spi-dw-mmio.c

@@ -358,7 +358,9 @@ static int dw_spi_mmio_probe(struct platform_device *pdev)
 	if (IS_ERR(dwsmmio->rstc))
 		return PTR_ERR(dwsmmio->rstc);
 
-	reset_control_deassert(dwsmmio->rstc);
+	ret = reset_control_deassert(dwsmmio->rstc);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret, "Failed to deassert resets\n");
 
 	dws->bus_num = pdev->id;
 

drivers/spi/spi-rockchip-sfc.c

@@ -704,7 +704,12 @@ static int rockchip_sfc_probe(struct platform_device *pdev)
 			ret = -ENOMEM;
 			goto err_dma;
 		}
-		sfc->dma_buffer = virt_to_phys(sfc->buffer);
+		sfc->dma_buffer = dma_map_single(dev, sfc->buffer,
+					    sfc->max_iosize, DMA_BIDIRECTIONAL);
+		if (dma_mapping_error(dev, sfc->dma_buffer)) {
+			ret = -ENOMEM;
+			goto err_dma_map;
+		}
 	}
 
 	ret = devm_spi_register_controller(dev, host);
@@ -715,6 +720,9 @@ static int rockchip_sfc_probe(struct platform_device *pdev)
 
 	return 0;
 err_register:
+	dma_unmap_single(dev, sfc->dma_buffer, sfc->max_iosize,
+			 DMA_BIDIRECTIONAL);
+err_dma_map:
 	free_pages((unsigned long)sfc->buffer, get_order(sfc->max_iosize));
 err_dma:
 	pm_runtime_get_sync(dev);
@@ -736,6 +744,8 @@ static void rockchip_sfc_remove(struct platform_device *pdev)
 	struct spi_controller *host = sfc->host;
 
 	spi_unregister_controller(host);
+	dma_unmap_single(&pdev->dev, sfc->dma_buffer, sfc->max_iosize,
+			 DMA_BIDIRECTIONAL);
 	free_pages((unsigned long)sfc->buffer, get_order(sfc->max_iosize));
 
 	clk_disable_unprepare(sfc->clk);