diff options
Diffstat (limited to 'arch/arm/mach-highbank/highbank.c')
| -rw-r--r-- | arch/arm/mach-highbank/highbank.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c index e7df2dd43a40..88815795fe26 100644 --- a/arch/arm/mach-highbank/highbank.c +++ b/arch/arm/mach-highbank/highbank.c @@ -115,6 +115,7 @@ static int highbank_platform_notifier(struct notifier_block *nb, { struct resource *res; int reg = -1; + u32 val; struct device *dev = __dev; if (event != BUS_NOTIFY_ADD_DEVICE) @@ -141,10 +142,10 @@ static int highbank_platform_notifier(struct notifier_block *nb, return NOTIFY_DONE; if (of_property_read_bool(dev->of_node, "dma-coherent")) { - writel(0xff31, sregs_base + reg); + val = readl(sregs_base + reg); + writel(val | 0xff01, sregs_base + reg); set_dma_ops(dev, &arm_coherent_dma_ops); - } else - writel(0, sregs_base + reg); + } return NOTIFY_OK; } @@ -176,7 +177,6 @@ static const char *highbank_match[] __initconst = { DT_MACHINE_START(HIGHBANK, "Highbank") .smp = smp_ops(highbank_smp_ops), - .map_io = debug_ll_io_init, .init_irq = highbank_init_irq, .init_time = highbank_timer_init, .init_machine = highbank_init, |