From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800
---
kernel/drivers/cpufreq/s3c64xx-cpufreq.c | 27 ++++-----------------------
1 files changed, 4 insertions(+), 23 deletions(-)
diff --git a/kernel/drivers/cpufreq/s3c64xx-cpufreq.c b/kernel/drivers/cpufreq/s3c64xx-cpufreq.c
index 0cb9040..c6bdfc3 100644
--- a/kernel/drivers/cpufreq/s3c64xx-cpufreq.c
+++ b/kernel/drivers/cpufreq/s3c64xx-cpufreq.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2009 Wolfson Microelectronics plc
*
* S3C64xx CPUfreq Support
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#define pr_fmt(fmt) "cpufreq: " fmt
@@ -22,7 +19,6 @@
static struct regulator *vddarm;
static unsigned long regulator_latency;
-#ifdef CONFIG_CPU_S3C6410
struct s3c64xx_dvfs {
unsigned int vddarm_min;
unsigned int vddarm_max;
@@ -51,7 +47,6 @@
{ 0, 4, 800000 },
{ 0, 0, CPUFREQ_TABLE_END },
};
-#endif
static int s3c64xx_cpufreq_set_target(struct cpufreq_policy *policy,
unsigned int index)
@@ -147,16 +142,10 @@
static int s3c64xx_cpufreq_driver_init(struct cpufreq_policy *policy)
{
- int ret;
struct cpufreq_frequency_table *freq;
if (policy->cpu != 0)
return -EINVAL;
-
- if (s3c64xx_freq_table == NULL) {
- pr_err("No frequency information for this CPU\n");
- return -ENODEV;
- }
policy->clk = clk_get(NULL, "armclk");
if (IS_ERR(policy->clk)) {
@@ -168,8 +157,7 @@
#ifdef CONFIG_REGULATOR
vddarm = regulator_get(NULL, "vddarm");
if (IS_ERR(vddarm)) {
- ret = PTR_ERR(vddarm);
- pr_err("Failed to obtain VDDARM: %d\n", ret);
+ pr_err("Failed to obtain VDDARM: %ld\n", PTR_ERR(vddarm));
pr_err("Only frequency scaling available\n");
vddarm = NULL;
} else {
@@ -199,16 +187,9 @@
* the PLLs, which we don't currently) is ~300us worst case,
* but add some fudge.
*/
- ret = cpufreq_generic_init(policy, s3c64xx_freq_table,
+ cpufreq_generic_init(policy, s3c64xx_freq_table,
(500 * 1000) + regulator_latency);
- if (ret != 0) {
- pr_err("Failed to configure frequency table: %d\n",
- ret);
- regulator_put(vddarm);
- clk_put(policy->clk);
- }
-
- return ret;
+ return 0;
}
static struct cpufreq_driver s3c64xx_cpufreq_driver = {
--
Gitblit v1.6.2