PCI: imx6: Make use of BIT() in constant definitions

Avoid using explicit left shifts and convert various definitions to
use BIT() instead. No functional change intended.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: linux-kernel@vger.kernel.org
Cc: linux-pci@vger.kernel.org

diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c
index eeacdeb..5650642 100644 (file)
--- a/drivers/pci/controller/dwc/pci-imx6.c
+++ b/drivers/pci/controller/dwc/pci-imx6.c
@@ -118,14 +118,14 @@ struct imx6_pcie {
 
 /* PHY registers (not memory-mapped) */
 #define PCIE_PHY_ATEOVRD                       0x10
-#define  PCIE_PHY_ATEOVRD_EN                   (0x1 << 2)
+#define  PCIE_PHY_ATEOVRD_EN                   BIT(2)
 #define  PCIE_PHY_ATEOVRD_REF_CLKDIV_SHIFT     0
 #define  PCIE_PHY_ATEOVRD_REF_CLKDIV_MASK      0x1
 
 #define PCIE_PHY_MPLL_OVRD_IN_LO               0x11
 #define  PCIE_PHY_MPLL_MULTIPLIER_SHIFT                2
 #define  PCIE_PHY_MPLL_MULTIPLIER_MASK         0x7f
-#define  PCIE_PHY_MPLL_MULTIPLIER_OVRD         (0x1 << 9)
+#define  PCIE_PHY_MPLL_MULTIPLIER_OVRD         BIT(9)
 
 #define PCIE_PHY_RX_ASIC_OUT 0x100D
 #define PCIE_PHY_RX_ASIC_OUT_VALID     (1 << 0)
@@ -148,8 +148,8 @@ struct imx6_pcie {
 #define PCIE_PHY_CMN_REG26_ATT_MODE    0xBC
 
 #define PHY_RX_OVRD_IN_LO 0x1005
-#define PHY_RX_OVRD_IN_LO_RX_DATA_EN (1 << 5)
-#define PHY_RX_OVRD_IN_LO_RX_PLL_EN (1 << 3)
+#define PHY_RX_OVRD_IN_LO_RX_DATA_EN           BIT(5)
+#define PHY_RX_OVRD_IN_LO_RX_PLL_EN            BIT(3)
 
 static int pcie_phy_poll_ack(struct imx6_pcie *imx6_pcie, int exp_val)
 {