clk: spi-pl022: convert to clk_prepare()/clk_unprepare() (7ff6bcf0) · Commits · e / devices / android_kernel_teracube_2e

drivers/spi/spi-pl022.c

+10 −0

Original line number	Diff line number	Diff line
		@@ -2187,6 +2187,13 @@ pl022_probe(struct amba_device adev, const struct amba_id id)
		dev_err(&adev->dev, "could not retrieve SSP/SPI bus clock\n");
		goto err_no_clk;
		}

		status = clk_prepare(pl022->clk);
		if (status) {
		dev_err(&adev->dev, "could not prepare SSP/SPI bus clock\n");
		goto err_clk_prep;
		}

		/* Disable SSP */
		writew((readw(SSP_CR1(pl022->virtbase)) & (~SSP_CR1_MASK_SSE)),
		SSP_CR1(pl022->virtbase));
		@@ -2238,6 +2245,8 @@ pl022_probe(struct amba_device adev, const struct amba_id id)
		pl022_dma_remove(pl022);
		free_irq(adev->irq[0], pl022);
		err_no_irq:
		clk_unprepare(pl022->clk);
		err_clk_prep:
		clk_put(pl022->clk);
		err_no_clk:
		iounmap(pl022->virtbase);
		@@ -2271,6 +2280,7 @@ pl022_remove(struct amba_device *adev)
		pl022_dma_remove(pl022);
		free_irq(adev->irq[0], pl022);
		clk_disable(pl022->clk);
		clk_unprepare(pl022->clk);
		clk_put(pl022->clk);
		iounmap(pl022->virtbase);
		amba_release_regions(adev);