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-rw-r--r--drivers/clocksource/timer-digicolor.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/clocksource/timer-digicolor.c b/drivers/clocksource/timer-digicolor.c
index 96bb2225b84b..b929061ebe56 100644
--- a/drivers/clocksource/timer-digicolor.c
+++ b/drivers/clocksource/timer-digicolor.c
@@ -148,7 +148,7 @@ static u64 notrace digicolor_timer_sched_read(void)
148 return ~readl(dc_timer_dev.base + COUNT(TIMER_B)); 148 return ~readl(dc_timer_dev.base + COUNT(TIMER_B));
149} 149}
150 150
151static void __init digicolor_timer_init(struct device_node *node) 151static int __init digicolor_timer_init(struct device_node *node)
152{ 152{
153 unsigned long rate; 153 unsigned long rate;
154 struct clk *clk; 154 struct clk *clk;
@@ -161,19 +161,19 @@ static void __init digicolor_timer_init(struct device_node *node)
161 dc_timer_dev.base = of_iomap(node, 0); 161 dc_timer_dev.base = of_iomap(node, 0);
162 if (!dc_timer_dev.base) { 162 if (!dc_timer_dev.base) {
163 pr_err("Can't map registers"); 163 pr_err("Can't map registers");
164 return; 164 return -ENXIO;
165 } 165 }
166 166
167 irq = irq_of_parse_and_map(node, dc_timer_dev.timer_id); 167 irq = irq_of_parse_and_map(node, dc_timer_dev.timer_id);
168 if (irq <= 0) { 168 if (irq <= 0) {
169 pr_err("Can't parse IRQ"); 169 pr_err("Can't parse IRQ");
170 return; 170 return -EINVAL;
171 } 171 }
172 172
173 clk = of_clk_get(node, 0); 173 clk = of_clk_get(node, 0);
174 if (IS_ERR(clk)) { 174 if (IS_ERR(clk)) {
175 pr_err("Can't get timer clock"); 175 pr_err("Can't get timer clock");
176 return; 176 return PTR_ERR(clk);
177 } 177 }
178 clk_prepare_enable(clk); 178 clk_prepare_enable(clk);
179 rate = clk_get_rate(clk); 179 rate = clk_get_rate(clk);
@@ -190,13 +190,17 @@ static void __init digicolor_timer_init(struct device_node *node)
190 ret = request_irq(irq, digicolor_timer_interrupt, 190 ret = request_irq(irq, digicolor_timer_interrupt,
191 IRQF_TIMER | IRQF_IRQPOLL, "digicolor_timerC", 191 IRQF_TIMER | IRQF_IRQPOLL, "digicolor_timerC",
192 &dc_timer_dev.ce); 192 &dc_timer_dev.ce);
193 if (ret) 193 if (ret) {
194 pr_warn("request of timer irq %d failed (%d)\n", irq, ret); 194 pr_warn("request of timer irq %d failed (%d)\n", irq, ret);
195 return ret;
196 }
195 197
196 dc_timer_dev.ce.cpumask = cpu_possible_mask; 198 dc_timer_dev.ce.cpumask = cpu_possible_mask;
197 dc_timer_dev.ce.irq = irq; 199 dc_timer_dev.ce.irq = irq;
198 200
199 clockevents_config_and_register(&dc_timer_dev.ce, rate, 0, 0xffffffff); 201 clockevents_config_and_register(&dc_timer_dev.ce, rate, 0, 0xffffffff);
202
203 return 0;
200} 204}
201CLOCKSOURCE_OF_DECLARE(conexant_digicolor, "cnxt,cx92755-timer", 205CLOCKSOURCE_OF_DECLARE_RET(conexant_digicolor, "cnxt,cx92755-timer",
202 digicolor_timer_init); 206 digicolor_timer_init);