[POWERPC] 4xx: Use dcri_clrset() for PCIe indirect dcr read/modify/write access

Use dcri_clrset() for PCIe SDR0 read/modify/write access.

Signed-off-by: Valentine Barshak <vbarshak@ru.mvista.com>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>

1 files changed, 5 insertions, 8 deletions

diff --git a/arch/powerpc/sysdev/ppc4xx_pci.c b/arch/powerpc/sysdev/ppc4xx_pci.c
index d183b8390ec3..6c925b7975f9 100644
--- a/arch/powerpc/sysdev/ppc4xx_pci.c
+++ b/arch/powerpc/sysdev/ppc4xx_pci.c
@@ -646,7 +646,7 @@ static int __init ppc440spe_pciex_core_init(struct device_node *np)
         int time_out = 20;
 
         /* Set PLL clock receiver to LVPECL */
-        mtdcri(SDR0, PESDR0_PLLLCT1, mfdcri(SDR0, PESDR0_PLLLCT1) | 1 << 28);
+        dcri_clrset(SDR0, PESDR0_PLLLCT1, 0, 1 << 28);
 
         /* Shouldn't we do all the calibration stuff etc... here ? */
         if (ppc440spe_pciex_check_reset(np))
@@ -660,8 +660,7 @@ static int __init ppc440spe_pciex_core_init(struct device_node *np)
         }
 
         /* De-assert reset of PCIe PLL, wait for lock */
-        mtdcri(SDR0, PESDR0_PLLLCT1,
-               mfdcri(SDR0, PESDR0_PLLLCT1) & ~(1 << 24));
+        dcri_clrset(SDR0, PESDR0_PLLLCT1, 1 << 24, 0);
         udelay(3);
 
         while (time_out) {
@@ -713,9 +712,8 @@ static int ppc440spe_pciex_init_port_hw(struct ppc4xx_pciex_port *port)
                 mtdcri(SDR0, port->sdr_base + PESDRn_440SPE_HSSL7SET1,
                        0x35000000);
         }
-        val = mfdcri(SDR0, port->sdr_base + PESDRn_RCSSET);
-        mtdcri(SDR0, port->sdr_base + PESDRn_RCSSET,
-               (val & ~(1 << 24 | 1 << 16)) | 1 << 12);
+        dcri_clrset(SDR0, port->sdr_base + PESDRn_RCSSET,
+                        (1 << 24) | (1 << 16), 1 << 12);
 
         return 0;
 }
@@ -1156,8 +1154,7 @@ static int __init ppc4xx_pciex_port_init(struct ppc4xx_pciex_port *port)
                 port->link = 0;
         }
 
-        mtdcri(SDR0, port->sdr_base + PESDRn_RCSSET,
-               mfdcri(SDR0, port->sdr_base + PESDRn_RCSSET) | 1 << 20);
+        dcri_clrset(SDR0, port->sdr_base + PESDRn_RCSSET, 0, 1 << 20);
         msleep(100);
 
         return 0;