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cpufreq: rockchip: implement get_soc_info() for px30/rk3326 SoCs

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Change-Id: I3569ce6447ebda3bef901c0430818090cd5058ca
Signed-off-by: Liang Chen <cl@rock-chips.com>
This commit is contained in:
Liang Chen
2018-06-26 15:43:31 +08:00
committed by Tao Huang
parent 6b5a070170
commit 0b9aadfd54
1 changed files with 31 additions and 0 deletions
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31
drivers/cpufreq/rockchip-cpufreq.c
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@@ -54,6 +54,29 @@ struct cluster_info {
};
static LIST_HEAD(cluster_info_list);
static int px30_get_soc_info(struct device *dev, struct device_node *np,
int *bin, int *process)
{
int ret = 0, value = -EINVAL;
if (!bin)
return 0;
if (of_property_match_string(np, "nvmem-cell-names",
"performance") >= 0) {
ret = rockchip_get_efuse_value(np, "performance", &value);
if (ret) {
dev_err(dev, "Failed to get soc performance value\n");
return ret;
}
*bin = value;
}
if (*bin >= 0)
dev_info(dev, "bin=%d\n", *bin);
return ret;
}
static int rk3288_get_soc_info(struct device *dev, struct device_node *np,
int *bin, int *process)
{
@@ -114,6 +137,10 @@ out:
}
static const struct of_device_id rockchip_cpufreq_of_match[] = {
{
.compatible = "rockchip,px30",
.data = (void *)&px30_get_soc_info,
},
{
.compatible = "rockchip,rk3288",
.data = (void *)&rk3288_get_soc_info,
@@ -122,6 +149,10 @@ static const struct of_device_id rockchip_cpufreq_of_match[] = {
.compatible = "rockchip,rk3288w",
.data = (void *)&rk3288_get_soc_info,
},
{
.compatible = "rockchip,rk3326",
.data = (void *)&px30_get_soc_info,
},
{},
};