spi: Merge up fixes

Needed for Johan's controller deregistration ordering changes.

Author: broonie

MAINTAINERS

@@ -1272,6 +1272,7 @@ F:	drivers/hid/amd-sfh-hid/
 
 AMD SPI DRIVER
 M:	Raju Rangoju <Raju.Rangoju@amd.com>
+M:	Krishnamoorthi M <krishnamoorthi.m@amd.com>
 L:	linux-spi@vger.kernel.org
 S:	Supported
 F:	drivers/spi/spi-amd-pci.c

drivers/spi/spi-zynq-qspi.c

@@ -381,21 +381,10 @@ static int zynq_qspi_setup_op(struct spi_device *spi)
 {
 	struct spi_controller *ctlr = spi->controller;
 	struct zynq_qspi *qspi = spi_controller_get_devdata(ctlr);
-	int ret;
 
 	if (ctlr->busy)
 		return -EBUSY;
 
-	ret = clk_enable(qspi->refclk);
-	if (ret)
-		return ret;
-
-	ret = clk_enable(qspi->pclk);
-	if (ret) {
-		clk_disable(qspi->refclk);
-		return ret;
-	}
-
 	zynq_qspi_write(qspi, ZYNQ_QSPI_ENABLE_OFFSET,
 			ZYNQ_QSPI_ENABLE_ENABLE_MASK);
 
@@ -661,7 +650,7 @@ static int zynq_qspi_probe(struct platform_device *pdev)
 		goto remove_ctlr;
 	}
 
-	xqspi->pclk = devm_clk_get(&pdev->dev, "pclk");
+	xqspi->pclk = devm_clk_get_enabled(&pdev->dev, "pclk");
 	if (IS_ERR(xqspi->pclk)) {
 		dev_err(&pdev->dev, "pclk clock not found.\n");
 		ret = PTR_ERR(xqspi->pclk);
@@ -670,36 +659,24 @@ static int zynq_qspi_probe(struct platform_device *pdev)
 
 	init_completion(&xqspi->data_completion);
 
-	xqspi->refclk = devm_clk_get(&pdev->dev, "ref_clk");
+	xqspi->refclk = devm_clk_get_enabled(&pdev->dev, "ref_clk");
 	if (IS_ERR(xqspi->refclk)) {
 		dev_err(&pdev->dev, "ref_clk clock not found.\n");
 		ret = PTR_ERR(xqspi->refclk);
 		goto remove_ctlr;
 	}
 
-	ret = clk_prepare_enable(xqspi->pclk);
-	if (ret) {
-		dev_err(&pdev->dev, "Unable to enable APB clock.\n");
-		goto remove_ctlr;
-	}
-
-	ret = clk_prepare_enable(xqspi->refclk);
-	if (ret) {
-		dev_err(&pdev->dev, "Unable to enable device clock.\n");
-		goto clk_dis_pclk;
-	}
-
 	xqspi->irq = platform_get_irq(pdev, 0);
 	if (xqspi->irq < 0) {
 		ret = xqspi->irq;
-		goto clk_dis_all;
+		goto remove_ctlr;
 	}
 	ret = devm_request_irq(&pdev->dev, xqspi->irq, zynq_qspi_irq,
 			       0, pdev->name, xqspi);
 	if (ret != 0) {
 		ret = -ENXIO;
 		dev_err(&pdev->dev, "request_irq failed\n");
-		goto clk_dis_all;
+		goto remove_ctlr;
 	}
 
 	ret = of_property_read_u32(np, "num-cs",
@@ -709,7 +686,7 @@ static int zynq_qspi_probe(struct platform_device *pdev)
 	} else if (num_cs > ZYNQ_QSPI_MAX_NUM_CS) {
 		ret = -EINVAL;
 		dev_err(&pdev->dev, "only 2 chip selects are available\n");
-		goto clk_dis_all;
+		goto remove_ctlr;
 	} else {
 		ctlr->num_chipselect = num_cs;
 	}
@@ -728,15 +705,11 @@ static int zynq_qspi_probe(struct platform_device *pdev)
 	ret = devm_spi_register_controller(&pdev->dev, ctlr);
 	if (ret) {
 		dev_err(&pdev->dev, "devm_spi_register_controller failed\n");
-		goto clk_dis_all;
+		goto remove_ctlr;
 	}
 
 	return ret;
 
-clk_dis_all:
-	clk_disable_unprepare(xqspi->refclk);
-clk_dis_pclk:
-	clk_disable_unprepare(xqspi->pclk);
 remove_ctlr:
 	spi_controller_put(ctlr);
 
@@ -758,9 +731,6 @@ static void zynq_qspi_remove(struct platform_device *pdev)
 	struct zynq_qspi *xqspi = platform_get_drvdata(pdev);
 
 	zynq_qspi_write(xqspi, ZYNQ_QSPI_ENABLE_OFFSET, 0);
-
-	clk_disable_unprepare(xqspi->refclk);
-	clk_disable_unprepare(xqspi->pclk);
 }
 
 static const struct of_device_id zynq_qspi_of_match[] = {