diff options
author | Ingo Molnar <mingo@kernel.org> | 2019-12-25 10:41:37 +0100 |
---|---|---|
committer | Ingo Molnar <mingo@kernel.org> | 2019-12-25 10:41:37 +0100 |
commit | 1e5f8a308551b9816588e12bb795aeadebe37c4a (patch) | |
tree | bd71fc796fed24a3b7cc99df4a1d1bdaecc2b387 /arch/arm/mach-mmp/time.c | |
parent | a5e37de90e67ac1072a9a44bd0cec9f5e98ded08 (diff) | |
parent | 46cf053efec6a3a5f343fead837777efe8252a46 (diff) |
Merge tag 'v5.5-rc3' into sched/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arm/mach-mmp/time.c')
-rw-r--r-- | arch/arm/mach-mmp/time.c | 43 |
1 files changed, 14 insertions, 29 deletions
diff --git a/arch/arm/mach-mmp/time.c b/arch/arm/mach-mmp/time.c index 483df32583be..110dcb3314d1 100644 --- a/arch/arm/mach-mmp/time.c +++ b/arch/arm/mach-mmp/time.c @@ -33,7 +33,7 @@ #include "regs-timers.h" #include "regs-apbc.h" #include "irqs.h" -#include "cputype.h" +#include <linux/soc/mmp/cputype.h> #include "clock.h" #define TIMERS_VIRT_BASE TIMERS1_VIRT_BASE @@ -155,7 +155,8 @@ static void __init timer_config(void) __raw_writel(0x0, mmp_timer_base + TMR_CER); /* disable */ - ccr &= (cpu_is_mmp2()) ? (TMR_CCR_CS_0(0) | TMR_CCR_CS_1(0)) : + ccr &= (cpu_is_mmp2() || cpu_is_mmp3()) ? + (TMR_CCR_CS_0(0) | TMR_CCR_CS_1(0)) : (TMR_CCR_CS_0(3) | TMR_CCR_CS_1(3)); __raw_writel(ccr, mmp_timer_base + TMR_CCR); @@ -195,30 +196,17 @@ void __init mmp_timer_init(int irq, unsigned long rate) clockevents_config_and_register(&ckevt, rate, MIN_DELTA, MAX_DELTA); } -#ifdef CONFIG_OF -static const struct of_device_id mmp_timer_dt_ids[] = { - { .compatible = "mrvl,mmp-timer", }, - {} -}; - -void __init mmp_dt_init_timer(void) +static int __init mmp_dt_init_timer(struct device_node *np) { - struct device_node *np; struct clk *clk; int irq, ret; unsigned long rate; - np = of_find_matching_node(NULL, mmp_timer_dt_ids); - if (!np) { - ret = -ENODEV; - goto out; - } - clk = of_clk_get(np, 0); if (!IS_ERR(clk)) { ret = clk_prepare_enable(clk); if (ret) - goto out; + return ret; rate = clk_get_rate(clk) / 2; } else if (cpu_is_pj4()) { rate = 6500000; @@ -227,18 +215,15 @@ void __init mmp_dt_init_timer(void) } irq = irq_of_parse_and_map(np, 0); - if (!irq) { - ret = -EINVAL; - goto out; - } + if (!irq) + return -EINVAL; + mmp_timer_base = of_iomap(np, 0); - if (!mmp_timer_base) { - ret = -ENOMEM; - goto out; - } + if (!mmp_timer_base) + return -ENOMEM; + mmp_timer_init(irq, rate); - return; -out: - pr_err("Failed to get timer from device tree with error:%d\n", ret); + return 0; } -#endif + +TIMER_OF_DECLARE(mmp_timer, "mrvl,mmp-timer", mmp_dt_init_timer); |