diff options
Diffstat (limited to 'drivers/devfreq')
| -rw-r--r-- | drivers/devfreq/devfreq.c | 11 | ||||
| -rw-r--r-- | drivers/devfreq/rk3399_dmc.c | 42 |
2 files changed, 27 insertions, 26 deletions
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index 52b9c3e141f3..46c84dce6544 100644 --- a/drivers/devfreq/devfreq.c +++ b/drivers/devfreq/devfreq.c @@ -1657,8 +1657,7 @@ static int devfreq_summary_show(struct seq_file *s, void *data) unsigned long cur_freq, min_freq, max_freq; unsigned int polling_ms; - seq_printf(s, "%-30s %-10s %-10s %-15s %10s %12s %12s %12s\n", - "dev_name", + seq_printf(s, "%-30s %-30s %-15s %10s %12s %12s %12s\n", "dev", "parent_dev", "governor", @@ -1666,10 +1665,9 @@ static int devfreq_summary_show(struct seq_file *s, void *data) "cur_freq_Hz", "min_freq_Hz", "max_freq_Hz"); - seq_printf(s, "%30s %10s %10s %15s %10s %12s %12s %12s\n", + seq_printf(s, "%30s %30s %15s %10s %12s %12s %12s\n", + "------------------------------", "------------------------------", - "----------", - "----------", "---------------", "----------", "------------", @@ -1698,8 +1696,7 @@ static int devfreq_summary_show(struct seq_file *s, void *data) mutex_unlock(&devfreq->lock); seq_printf(s, - "%-30s %-10s %-10s %-15s %10d %12ld %12ld %12ld\n", - dev_name(devfreq->dev.parent), + "%-30s %-30s %-15s %10d %12ld %12ld %12ld\n", dev_name(&devfreq->dev), p_devfreq ? dev_name(&p_devfreq->dev) : "null", devfreq->governor_name, diff --git a/drivers/devfreq/rk3399_dmc.c b/drivers/devfreq/rk3399_dmc.c index 24f04f78285b..027769e39f9b 100644 --- a/drivers/devfreq/rk3399_dmc.c +++ b/drivers/devfreq/rk3399_dmc.c @@ -95,18 +95,20 @@ static int rk3399_dmcfreq_target(struct device *dev, unsigned long *freq, mutex_lock(&dmcfreq->lock); - if (target_rate >= dmcfreq->odt_dis_freq) - odt_enable = true; - - /* - * This makes a SMC call to the TF-A to set the DDR PD (power-down) - * timings and to enable or disable the ODT (on-die termination) - * resistors. - */ - arm_smccc_smc(ROCKCHIP_SIP_DRAM_FREQ, dmcfreq->odt_pd_arg0, - dmcfreq->odt_pd_arg1, - ROCKCHIP_SIP_CONFIG_DRAM_SET_ODT_PD, - odt_enable, 0, 0, 0, &res); + if (dmcfreq->regmap_pmu) { + if (target_rate >= dmcfreq->odt_dis_freq) + odt_enable = true; + + /* + * This makes a SMC call to the TF-A to set the DDR PD + * (power-down) timings and to enable or disable the + * ODT (on-die termination) resistors. + */ + arm_smccc_smc(ROCKCHIP_SIP_DRAM_FREQ, dmcfreq->odt_pd_arg0, + dmcfreq->odt_pd_arg1, + ROCKCHIP_SIP_CONFIG_DRAM_SET_ODT_PD, + odt_enable, 0, 0, 0, &res); + } /* * If frequency scaling from low to high, adjust voltage first. @@ -371,13 +373,14 @@ static int rk3399_dmcfreq_probe(struct platform_device *pdev) } node = of_parse_phandle(np, "rockchip,pmu", 0); - if (node) { - data->regmap_pmu = syscon_node_to_regmap(node); - of_node_put(node); - if (IS_ERR(data->regmap_pmu)) { - ret = PTR_ERR(data->regmap_pmu); - goto err_edev; - } + if (!node) + goto no_pmu; + + data->regmap_pmu = syscon_node_to_regmap(node); + of_node_put(node); + if (IS_ERR(data->regmap_pmu)) { + ret = PTR_ERR(data->regmap_pmu); + goto err_edev; } regmap_read(data->regmap_pmu, RK3399_PMUGRF_OS_REG2, &val); @@ -399,6 +402,7 @@ static int rk3399_dmcfreq_probe(struct platform_device *pdev) goto err_edev; }; +no_pmu: arm_smccc_smc(ROCKCHIP_SIP_DRAM_FREQ, 0, 0, ROCKCHIP_SIP_CONFIG_DRAM_INIT, 0, 0, 0, 0, &res); |