Add PCIe GEN3 PHY driver support on MediaTek chipsets.
Signed-off-by: Jianjun Wang <jianjun.wang@xxxxxxxxxxxx>
---
drivers/phy/mediatek/Kconfig | 11 ++
drivers/phy/mediatek/Makefile | 1 +
drivers/phy/mediatek/phy-mtk-pcie.c | 267 ++++++++++++++++++++++++++++
3 files changed, 279 insertions(+)
create mode 100644 drivers/phy/mediatek/phy-mtk-pcie.c
+static int mtk_pcie_read_efuse(struct mtk_pcie_phy *pcie_phy)
+{
+ struct device *dev = pcie_phy->dev;
+ bool nvmem_enabled;
+ int ret, i;
+
+ /* nvmem data is optional */
+ nvmem_enabled = device_property_read_bool(dev, "nvmem-cells");