On 10/20/2014 02:33 PM, jinkun.hong wrote:
From: "jinkun.hong" <jinkun.h...@rock-chips.com>
Add power domain drivers based on generic power domain for Rockchip platform,
and support RK3288.
Signed-off-by: Jack Dai <jack....@rock-chips.com>
Signed-off-by: jinkun.hong <jinkun.h...@rock-chips.com>
---
(...)
+static int rockchip_pd_power(struct rockchip_domain *pd, bool power_on)
+{
+ int i = 0;
+ int ret = 0;
+ struct rockchip_dev_entry *de;
+
+ spin_lock_irq(&pd->dev_lock);
+
+ list_for_each_entry(de, &pd->dev_list, node) {
+ i += 1;
+ pm_clk_resume(pd->dev);
+ }
+
+ /* no clk, set power domain will fail */
+ if (i == 0) {
+ pr_err("%s: failed to on/off power domain!", __func__);
Missed terminating new line :-)
+ spin_unlock_irq(&pd->dev_lock);
+ return ret;
+ }
+
+ ret = rockchip_pmu_set_power_domain(pd, power_on);
+
+ list_for_each_entry(de, &pd->dev_list, node) {
+ pm_clk_suspend(pd->dev);
+ }
+
+ spin_unlock_irq(&pd->dev_lock);
+
+ return ret;
+}
+
(...)
+static int rockchip_pm_domain_probe(struct platform_device *pdev)
+{
+ struct device_node *node;
+ struct regmap *regmap_pmu;
+ struct rockchip_domain *pd;
+ const struct of_device_id *match;
+
+ match = of_match_node(rockchip_pm_domain_dt_match, pdev->dev.of_node);
+ pd = (struct rockchip_domain *)match->data;
+
Unnecessary one line space..
+ if (!pd)
+ return -ENOMEM;
+
+ node = of_parse_phandle(pdev->dev.of_node, "rockchip,pmu", 0);
+ regmap_pmu = syscon_node_to_regmap(node);
+ of_node_put(node);
+ if (IS_ERR(regmap_pmu)) {
+ pr_err("%s: failed to get regmap_pmu", __func__);
Terminating new line missed... :-)
+ return PTR_ERR(regmap_pmu);
+ }
+
+ pd->regmap_pmu = regmap_pmu;
+ pd->dev = &pdev->dev;
+
+ INIT_LIST_HEAD(&pd->dev_list);
+
+ spin_lock_init(&pd->idle_lock);
+ spin_lock_init(&pd->pmu_lock);
+ spin_lock_init(&pd->dev_lock);
+
+ pm_genpd_init(&pd->base, NULL, false);
+
+ return of_genpd_add_provider_simple(pdev->dev.of_node, &pd->base);
+}
+
--
Thanks and Regards,
Varka Bhadram.
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