diff options
author | Ingo Molnar <mingo@elte.hu> | 2010-03-09 17:11:53 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-03-09 17:11:53 +0100 |
commit | 548b84166917d6f5e2296123b85ad24aecd3801d (patch) | |
tree | 0ab0300e23a02df0fe3c0579627e4998bb122c00 /arch/arm/mach-davinci/cpuidle.c | |
parent | cfb581bcd4f8c158c6f2b48bf5e232bb9e6855c0 (diff) | |
parent | 57d54889cd00db2752994b389ba714138652e60c (diff) |
Merge commit 'v2.6.34-rc1' into perf/urgent
Conflicts:
tools/perf/util/probe-event.c
Merge reason: Pick up -rc1 and resolve the conflict as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/mach-davinci/cpuidle.c')
-rw-r--r-- | arch/arm/mach-davinci/cpuidle.c | 38 |
1 files changed, 5 insertions, 33 deletions
diff --git a/arch/arm/mach-davinci/cpuidle.c b/arch/arm/mach-davinci/cpuidle.c index 97a90f36fc92..bd59f31b8a95 100644 --- a/arch/arm/mach-davinci/cpuidle.c +++ b/arch/arm/mach-davinci/cpuidle.c @@ -19,6 +19,7 @@ #include <asm/proc-fns.h> #include <mach/cpuidle.h> +#include <mach/memory.h> #define DAVINCI_CPUIDLE_MAX_STATES 2 @@ -39,10 +40,6 @@ static struct cpuidle_driver davinci_idle_driver = { static DEFINE_PER_CPU(struct cpuidle_device, davinci_cpuidle_device); static void __iomem *ddr2_reg_base; -#define DDR2_SDRCR_OFFSET 0xc -#define DDR2_SRPD_BIT BIT(23) -#define DDR2_LPMODEN_BIT BIT(31) - static void davinci_save_ddr_power(int enter, bool pdown) { u32 val; @@ -109,8 +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()); @@ -119,28 +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 */ @@ -167,18 +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 = { |