[PATCH v3 06/11] PCI: imx6: Make use of BIT() in constant definitions

From: Andrey Smirnov
Date: Mon Apr 01 2019 - 00:26:43 EST


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

Cc: Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx>
Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Cc: Fabio Estevam <fabio.estevam@xxxxxxx>
Cc: Chris Healy <cphealy@xxxxxxxxx>
Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Cc: Leonard Crestez <leonard.crestez@xxxxxxx>
Cc: "A.s. Dong" <aisheng.dong@xxxxxxx>
Cc: Richard Zhu <hongxing.zhu@xxxxxxx>
Cc: linux-imx@xxxxxxx
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Cc: linux-pci@xxxxxxxxxxxxxxx
Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
---
drivers/pci/controller/dwc/pci-imx6.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c
index bb95a3273ca2..b1f30b94fb30 100644
--- 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)
{
--
2.20.1