Messages in this thread Patch in this message | | | From | Chunfeng Yun <> | Subject | [PATCH 2/3] phy: phy-mtk-tphy: make shared banks optional for V1 TPHY | Date | Thu, 7 Dec 2017 19:53:35 +0800 |
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V1 TPHY for SATA doesn't have shared banks if it isn't shared with PCIe or USB, so make it optional.
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> --- drivers/phy/mediatek/phy-mtk-tphy.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/phy/mediatek/phy-mtk-tphy.c b/drivers/phy/mediatek/phy-mtk-tphy.c index 5d9d7f3..d99f79b1 100644 --- a/drivers/phy/mediatek/phy-mtk-tphy.c +++ b/drivers/phy/mediatek/phy-mtk-tphy.c @@ -1023,9 +1023,10 @@ static int mtk_tphy_probe(struct platform_device *pdev) tphy->dev = dev; platform_set_drvdata(pdev, tphy); - if (tphy->pdata->version == MTK_PHY_V1) { + sif_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + /* SATA phy of V1 needn't it if not shared with PCIe or USB */ + if (sif_res && tphy->pdata->version == MTK_PHY_V1) { /* get banks shared by multiple phys */ - sif_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); tphy->sif_base = devm_ioremap_resource(dev, sif_res); if (IS_ERR(tphy->sif_base)) { dev_err(dev, "failed to remap sif regs\n"); -- 1.9.1
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