diff options
Diffstat (limited to 'drivers/cpufreq')
| -rw-r--r-- | drivers/cpufreq/qcom-cpufreq-nvmem.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c index 03586fee15aa..301640dec189 100644 --- a/drivers/cpufreq/qcom-cpufreq-nvmem.c +++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c @@ -52,6 +52,24 @@ struct qcom_cpufreq_drv { static struct platform_device *cpufreq_dt_pdev, *cpufreq_pdev; +static int qcom_cpufreq_simple_get_version(struct device *cpu_dev, + struct nvmem_cell *speedbin_nvmem, + char **pvs_name, + struct qcom_cpufreq_drv *drv) +{ + u8 *speedbin; + + *pvs_name = NULL; + speedbin = nvmem_cell_read(speedbin_nvmem, NULL); + if (IS_ERR(speedbin)) + return PTR_ERR(speedbin); + + dev_dbg(cpu_dev, "speedbin: %d\n", *speedbin); + drv->versions = 1 << *speedbin; + kfree(speedbin); + return 0; +} + static void get_krait_bin_format_a(struct device *cpu_dev, int *speed, int *pvs, int *pvs_ver, u8 *buf) @@ -207,6 +225,8 @@ len_error: return ret; } +static const char *generic_genpd_names[] = { "perf", NULL }; + static const struct qcom_cpufreq_match_data match_data_kryo = { .get_version = qcom_cpufreq_kryo_name_version, }; @@ -215,6 +235,11 @@ static const struct qcom_cpufreq_match_data match_data_krait = { .get_version = qcom_cpufreq_krait_name_version, }; +static const struct qcom_cpufreq_match_data match_data_msm8909 = { + .get_version = qcom_cpufreq_simple_get_version, + .genpd_names = generic_genpd_names, +}; + static const char *qcs404_genpd_names[] = { "cpr", NULL }; static const struct qcom_cpufreq_match_data match_data_qcs404 = { @@ -344,6 +369,7 @@ static struct platform_driver qcom_cpufreq_driver = { static const struct of_device_id qcom_cpufreq_match_list[] __initconst = { { .compatible = "qcom,apq8096", .data = &match_data_kryo }, + { .compatible = "qcom,msm8909", .data = &match_data_msm8909 }, { .compatible = "qcom,msm8996", .data = &match_data_kryo }, { .compatible = "qcom,qcs404", .data = &match_data_qcs404 }, { .compatible = "qcom,ipq8064", .data = &match_data_krait }, |