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path: root/drivers/spi/spi-pl022.c
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Diffstat (limited to 'drivers/spi/spi-pl022.c')
-rw-r--r--drivers/spi/spi-pl022.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c
index f103e470cb63..5559b2299198 100644
--- a/drivers/spi/spi-pl022.c
+++ b/drivers/spi/spi-pl022.c
@@ -2184,6 +2184,12 @@ pl022_probe(struct amba_device *adev, const struct amba_id *id)
2184 goto err_clk_prep; 2184 goto err_clk_prep;
2185 } 2185 }
2186 2186
2187 status = clk_enable(pl022->clk);
2188 if (status) {
2189 dev_err(&adev->dev, "could not enable SSP/SPI bus clock\n");
2190 goto err_no_clk_en;
2191 }
2192
2187 /* Disable SSP */ 2193 /* Disable SSP */
2188 writew((readw(SSP_CR1(pl022->virtbase)) & (~SSP_CR1_MASK_SSE)), 2194 writew((readw(SSP_CR1(pl022->virtbase)) & (~SSP_CR1_MASK_SSE)),
2189 SSP_CR1(pl022->virtbase)); 2195 SSP_CR1(pl022->virtbase));
@@ -2237,6 +2243,8 @@ pl022_probe(struct amba_device *adev, const struct amba_id *id)
2237 2243
2238 free_irq(adev->irq[0], pl022); 2244 free_irq(adev->irq[0], pl022);
2239 err_no_irq: 2245 err_no_irq:
2246 clk_disable(pl022->clk);
2247 err_no_clk_en:
2240 clk_unprepare(pl022->clk); 2248 clk_unprepare(pl022->clk);
2241 err_clk_prep: 2249 err_clk_prep:
2242 clk_put(pl022->clk); 2250 clk_put(pl022->clk);