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arm: mvebu: Simplify code in setup_usb_phys() a bit

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Use the clrbits() / setbits() functions instead of clrsetbits() when
bit are only cleared or set.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Luka Perkov <luka.perkov@sartura.hr>
This commit is contained in:
Stefan Roese
2015-12-04 13:08:34 +01:00
parent c86d53fd88
commit ab8a4c6afa
1 changed files with 5 additions and 5 deletions
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10
arch/arm/mach-mvebu/cpu.c
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@@ -199,10 +199,10 @@ static void setup_usb_phys(void)
clrsetbits_le32(MV_USB_PHY_PLL_REG(1), 0x3ff, 0x605); clrsetbits_le32(MV_USB_PHY_PLL_REG(1), 0x3ff, 0x605);
/* Power up PLL and PHY channel */ /* Power up PLL and PHY channel */
clrsetbits_le32(MV_USB_PHY_PLL_REG(2), 0, BIT(9)); setbits_le32(MV_USB_PHY_PLL_REG(2), BIT(9));
/* Assert VCOCAL_START */ /* Assert VCOCAL_START */
clrsetbits_le32(MV_USB_PHY_PLL_REG(1), 0, BIT(21)); setbits_le32(MV_USB_PHY_PLL_REG(1), BIT(21));
mdelay(1); mdelay(1);
@@ -211,12 +211,12 @@ static void setup_usb_phys(void)
*/ */
for (dev = 0; dev < 3; dev++) { for (dev = 0; dev < 3; dev++) {
clrsetbits_le32(MV_USB_X3_PHY_CHANNEL(dev, 3), 0, BIT(15)); setbits_le32(MV_USB_X3_PHY_CHANNEL(dev, 3), BIT(15));
/* Assert REG_RCAL_START in channel REG 1 */ /* Assert REG_RCAL_START in channel REG 1 */
clrsetbits_le32(MV_USB_X3_PHY_CHANNEL(dev, 1), 0, BIT(12)); setbits_le32(MV_USB_X3_PHY_CHANNEL(dev, 1), BIT(12));
udelay(40); udelay(40);
clrsetbits_le32(MV_USB_X3_PHY_CHANNEL(dev, 1), BIT(12), 0); clrbits_le32(MV_USB_X3_PHY_CHANNEL(dev, 1), BIT(12));
} }
} }