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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Please ignore this request. Thanks, Rajan > -----Original Message----- > From: Rajan Vaja > Sent: 26 November 2019 05:06 PM > To: Rajan Vaja ; ichal.simek@xilinx.com; > daniel.lezcano@linaro.org; tglx@linutronix.de > Cc: linux-arm-kernel@lists.infradead.org; linux-kernel@vger.kernel.org > Subject: RE: [PATCH] drivers: clocksource: Use ttc driver as platform driver > > Request for review. > > Thanks, > Rajan > > > -----Original Message----- > > From: Rajan Vaja > > Sent: 07 November 2019 04:01 PM > > To: ichal.simek@xilinx.com; daniel.lezcano@linaro.org; tglx@linutronix.de > > Cc: linux-arm-kernel@lists.infradead.org; linux-kernel@vger.kernel.org; Rajan > Vaja > > > > Subject: [PATCH] drivers: clocksource: Use ttc driver as platform driver > > > > Currently TTC driver is TIMER_OF_DECLARE type driver. Because of > > that, TTC driver may be initialized before other clock drivers. If > > TTC driver is dependent on that clock driver then initialization of > > TTC driver will failed. > > > > So use TTC driver as platform driver instead of using > > TIMER_OF_DECLARE. > > > > Signed-off-by: Rajan Vaja > > --- > > drivers/clocksource/timer-cadence-ttc.c | 26 ++++++++++++++++++-------- > > 1 file changed, 18 insertions(+), 8 deletions(-) > > > > diff --git a/drivers/clocksource/timer-cadence-ttc.c b/drivers/clocksource/timer- > > cadence-ttc.c > > index 88fe2e9..38858e1 100644 > > --- a/drivers/clocksource/timer-cadence-ttc.c > > +++ b/drivers/clocksource/timer-cadence-ttc.c > > @@ -15,6 +15,8 @@ > > #include > > #include > > #include > > +#include > > +#include > > > > /* > > * This driver configures the 2 16/32-bit count-up timers as follows: > > @@ -464,13 +466,7 @@ static int __init ttc_setup_clockevent(struct clk *clk, > > return 0; > > } > > > > -/** > > - * ttc_timer_init - Initialize the timer > > - * > > - * Initializes the timer hardware and register the clock source and clock event > > - * timers with Linux kernal timer framework > > - */ > > -static int __init ttc_timer_init(struct device_node *timer) > > +static int __init ttc_timer_probe(struct platform_device *pdev) > > { > > unsigned int irq; > > void __iomem *timer_baseaddr; > > @@ -478,6 +474,7 @@ static int __init ttc_timer_init(struct device_node *timer) > > static int initialized; > > int clksel, ret; > > u32 timer_width = 16; > > + struct device_node *timer = pdev->dev.of_node; > > > > if (initialized) > > return 0; > > @@ -532,4 +529,17 @@ static int __init ttc_timer_init(struct device_node > *timer) > > return 0; > > } > > > > -TIMER_OF_DECLARE(ttc, "cdns,ttc", ttc_timer_init); > > +static const struct of_device_id ttc_timer_of_match[] = { > > + {.compatible = "cdns,ttc"}, > > + {}, > > +}; > > + > > +MODULE_DEVICE_TABLE(of, ttc_timer_of_match); > > + > > +static struct platform_driver ttc_timer_driver = { > > + .driver = { > > + .name = "cdns_ttc_timer", > > + .of_match_table = ttc_timer_of_match, > > + }, > > +}; > > +builtin_platform_driver_probe(ttc_timer_driver, ttc_timer_probe); > > -- > > 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel