diff options
Diffstat (limited to 'arch/arm/mach-exynos4/dev-sysmmu.c')
| -rw-r--r-- | arch/arm/mach-exynos4/dev-sysmmu.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos4/dev-sysmmu.c b/arch/arm/mach-exynos4/dev-sysmmu.c index 6889c9aa649..3b7cae0fe23 100644 --- a/arch/arm/mach-exynos4/dev-sysmmu.c +++ b/arch/arm/mach-exynos4/dev-sysmmu.c @@ -208,3 +208,25 @@ struct platform_device exynos4_device_sysmmu = { .resource = exynos4_sysmmu_resource, }; EXPORT_SYMBOL(exynos4_device_sysmmu); + +static struct clk *sysmmu_clk[S5P_SYSMMU_TOTAL_IPNUM]; +void sysmmu_clk_init(struct device *dev, sysmmu_ips ips) +{ + sysmmu_clk[ips] = clk_get(dev, sysmmu_ips_name[ips]); + if (IS_ERR(sysmmu_clk[ips])) + sysmmu_clk[ips] = NULL; + else + clk_put(sysmmu_clk[ips]); +} + +void sysmmu_clk_enable(sysmmu_ips ips) +{ + if (sysmmu_clk[ips]) + clk_enable(sysmmu_clk[ips]); +} + +void sysmmu_clk_disable(sysmmu_ips ips) +{ + if (sysmmu_clk[ips]) + clk_disable(sysmmu_clk[ips]); +} |