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authorLeonard Crestez <leonard.crestez@nxp.com>2019-06-05 13:37:05 +0300
committerViresh Kumar <viresh.kumar@linaro.org>2019-06-06 08:37:23 +0530
commit7d5f589a522889d3fd56ad0c43961b90d07b4a93 (patch)
tree3b83a4b515e910bcf6e48faa5589c2ec2a5290d8 /drivers/cpufreq
parent4c5681fcc684c762b09435de3e82ffeee7769d21 (diff)
cpufreq: imx-cpufreq-dt: Remove global platform match list
This is not currently needed, instead a platform device is always created from SOC-specific code. We can use of_machine_is_compatible for per-SOC behavior instead. Suggested-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/imx-cpufreq-dt.c18
1 files changed, 2 insertions, 16 deletions
diff --git a/drivers/cpufreq/imx-cpufreq-dt.c b/drivers/cpufreq/imx-cpufreq-dt.c
index 35b6717d7255..b54fd26ea7df 100644
--- a/drivers/cpufreq/imx-cpufreq-dt.c
+++ b/drivers/cpufreq/imx-cpufreq-dt.c
@@ -19,12 +19,6 @@
#define OCOTP_CFG3_MKT_SEGMENT_SHIFT 6
#define OCOTP_CFG3_MKT_SEGMENT_MASK (0x3 << 6)
-static const struct of_device_id imx_cpufreq_dt_match_list[] = {
- { .compatible = "fsl,imx8mm" },
- { .compatible = "fsl,imx8mq" },
- {}
-};
-
/* cpufreq-dt device registered by imx-cpufreq-dt */
static struct platform_device *cpufreq_dt_pdev;
static struct opp_table *cpufreq_opp_table;
@@ -32,18 +26,10 @@ static struct opp_table *cpufreq_opp_table;
static int imx_cpufreq_dt_probe(struct platform_device *pdev)
{
struct device *cpu_dev = get_cpu_device(0);
- struct device_node *np;
- const struct of_device_id *match;
u32 cell_value, supported_hw[2];
int speed_grade, mkt_segment;
int ret;
- np = of_find_node_by_path("/");
- match = of_match_node(imx_cpufreq_dt_match_list, np);
- of_node_put(np);
- if (!match)
- return -ENODEV;
-
ret = nvmem_cell_read_u32(cpu_dev, "speed_grade", &cell_value);
if (ret)
return ret;
@@ -61,8 +47,8 @@ static int imx_cpufreq_dt_probe(struct platform_device *pdev)
* Applies to 8mq and 8mm.
*/
if (mkt_segment == 0 && speed_grade == 0 && (
- !strcmp(match->compatible, "fsl,imx8mm") ||
- !strcmp(match->compatible, "fsl,imx8mq")))
+ of_machine_is_compatible("fsl,imx8mm") ||
+ of_machine_is_compatible("fsl,imx8mq")))
speed_grade = 1;
supported_hw[0] = BIT(speed_grade);