From 64f51c86a82a7779aa591e2587c7d99df10aa2f6 Mon Sep 17 00:00:00 2001
From: Finley Xiao <finley.xiao@rock-chips.com>
Date: Mon, 18 Jan 2021 18:41:49 +0800
Subject: [PATCH] cpufreq: rockchip: Implement get_soc_info() for rv1126 SoCs

Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
Change-Id: Ie56cf08706db7ffcf1d5821e7f43b61a7677e253
---
 drivers/cpufreq/rockchip-cpufreq.c | 31 ++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/drivers/cpufreq/rockchip-cpufreq.c b/drivers/cpufreq/rockchip-cpufreq.c
index 44281ebab8a5..206f47335503 100644
--- a/drivers/cpufreq/rockchip-cpufreq.c
+++ b/drivers/cpufreq/rockchip-cpufreq.c
@@ -184,6 +184,29 @@ out:
 
 	return ret;
 }
+
+static int rv1126_get_soc_info(struct device *dev, struct device_node *np,
+			       int *bin, int *process)
+{
+	int ret = 0, value = -EINVAL;
+
+	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;
+		}
+		if (value == 0x1)
+			*bin = 1;
+		else
+			*bin = 0;
+	}
+	if (*bin >= 0)
+		dev_info(dev, "bin=%d\n", *bin);
+
+	return ret;
+}
+
 static const struct of_device_id rockchip_cpufreq_of_match[] = {
 	{
 		.compatible = "rockchip,px30",
@@ -205,6 +228,14 @@ static const struct of_device_id rockchip_cpufreq_of_match[] = {
 		.compatible = "rockchip,rk3399",
 		.data = (void *)&rk3399_get_soc_info,
 	},
+	{
+		.compatible = "rockchip,rv1109",
+		.data = (void *)&rv1126_get_soc_info,
+	},
+	{
+		.compatible = "rockchip,rv1126",
+		.data = (void *)&rv1126_get_soc_info,
+	},
 	{},
 };