diff options
Diffstat (limited to 'arch/arm/mach-davinci/cpuidle.c')
-rw-r--r-- | arch/arm/mach-davinci/cpuidle.c | 33 |
1 files changed, 4 insertions, 29 deletions
diff --git a/arch/arm/mach-davinci/cpuidle.c b/arch/arm/mach-davinci/cpuidle.c index beda3b579688..bd59f31b8a95 100644 --- a/arch/arm/mach-davinci/cpuidle.c +++ b/arch/arm/mach-davinci/cpuidle.c @@ -106,8 +106,6 @@ static int __init davinci_cpuidle_probe(struct platform_device *pdev) int ret; struct cpuidle_device *device; struct davinci_cpuidle_config *pdata = pdev->dev.platform_data; - struct resource *ddr2_regs; - resource_size_t len; device = &per_cpu(davinci_cpuidle_device, smp_processor_id()); @@ -116,28 +114,12 @@ static int __init davinci_cpuidle_probe(struct platform_device *pdev) return -ENOENT; } - ddr2_regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!ddr2_regs) { - dev_err(&pdev->dev, "cannot get DDR2 controller register base"); - return -ENODEV; - } - - len = resource_size(ddr2_regs); - - ddr2_regs = request_mem_region(ddr2_regs->start, len, ddr2_regs->name); - if (!ddr2_regs) - return -EBUSY; - - ddr2_reg_base = ioremap(ddr2_regs->start, len); - if (!ddr2_reg_base) { - ret = -ENOMEM; - goto ioremap_fail; - } + ddr2_reg_base = pdata->ddr2_ctlr_base; ret = cpuidle_register_driver(&davinci_idle_driver); if (ret) { dev_err(&pdev->dev, "failed to register driver\n"); - goto driver_register_fail; + return ret; } /* Wait for interrupt state */ @@ -164,18 +146,11 @@ static int __init davinci_cpuidle_probe(struct platform_device *pdev) ret = cpuidle_register_device(device); if (ret) { dev_err(&pdev->dev, "failed to register device\n"); - goto device_register_fail; + cpuidle_unregister_driver(&davinci_idle_driver); + return ret; } return 0; - -device_register_fail: - cpuidle_unregister_driver(&davinci_idle_driver); -driver_register_fail: - iounmap(ddr2_reg_base); -ioremap_fail: - release_mem_region(ddr2_regs->start, len); - return ret; } static struct platform_driver davinci_cpuidle_driver = { |