Using the CPU power on function in PMC driver to bring up secondary CPUs, because we are going to re-factor powergate driver to support generic power domain. It will be removed later and added the generic power domain support in PMC driver.
Signed-off-by: Joseph Lo <[email protected]> --- arch/arm/mach-tegra/platsmp.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) diff --git a/arch/arm/mach-tegra/platsmp.c b/arch/arm/mach-tegra/platsmp.c index 41971ac..601bd0c 100644 --- a/arch/arm/mach-tegra/platsmp.c +++ b/arch/arm/mach-tegra/platsmp.c @@ -26,11 +26,10 @@ #include <asm/smp_scu.h> #include <asm/smp_plat.h> -#include <mach/powergate.h> - #include "fuse.h" #include "flowctrl.h" #include "reset.h" +#include "pmc.h" #include "common.h" #include "iomap.h" @@ -80,14 +79,10 @@ static int tegra20_boot_secondary(unsigned int cpu, struct task_struct *idle) static int tegra30_boot_secondary(unsigned int cpu, struct task_struct *idle) { - int ret, pwrgateid; + int ret; unsigned long timeout; cpu = cpu_logical_map(cpu); - pwrgateid = tegra_cpu_powergate_id(cpu); - if (pwrgateid < 0) - return pwrgateid; - tegra_put_cpu_in_reset(cpu); flowctrl_write_cpu_halt(cpu, 0); @@ -108,7 +103,7 @@ static int tegra30_boot_secondary(unsigned int cpu, struct task_struct *idle) if (cpumask_test_cpu(cpu, &tegra_cpu_init_mask)) { timeout = jiffies + msecs_to_jiffies(50); do { - if (tegra_powergate_is_powered(pwrgateid)) + if (tegra_pmc_cpu_is_powered(cpu)) goto remove_clamps; udelay(10); } while (time_before(jiffies, timeout)); @@ -120,14 +115,14 @@ static int tegra30_boot_secondary(unsigned int cpu, struct task_struct *idle) * be un-gated by un-toggling the power gate register * manually. */ - if (!tegra_powergate_is_powered(pwrgateid)) { - ret = tegra_powergate_power_on(pwrgateid); + if (!tegra_pmc_cpu_is_powered(cpu)) { + ret = tegra_pmc_cpu_power_on(cpu); if (ret) return ret; /* Wait for the power to come up. */ timeout = jiffies + msecs_to_jiffies(100); - while (tegra_powergate_is_powered(pwrgateid)) { + while (tegra_pmc_cpu_is_powered(cpu)) { if (time_after(jiffies, timeout)) return -ETIMEDOUT; udelay(10); @@ -140,7 +135,7 @@ remove_clamps: udelay(10); /* Remove I/O clamps. */ - ret = tegra_powergate_remove_clamping(pwrgateid); + ret = tegra_pmc_cpu_remove_clamping(cpu); if (ret) return ret; -- 1.8.1.1 -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
