From: Kathiravan Thirumoorthy Date: Fri, 2 May 2025 13:17:51 +0000 (+0530) Subject: watchdog: qcom: introduce the device data for IPQ5424 watchdog device X-Git-Tag: v6.16-rc1~86^2~5 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1aea3e1ec0e7611804c9124097eecf050bf5fdcd;p=thirdparty%2Flinux.git watchdog: qcom: introduce the device data for IPQ5424 watchdog device To retrieve the restart reason from IMEM, certain device specific data like IMEM compatible to lookup, location of IMEM to read, etc should be defined. To achieve that, introduce the separate device data for IPQ5424 and add the required details subsequently. Signed-off-by: Kathiravan Thirumoorthy Reviewed-by: Guenter Roeck Link: https://lore.kernel.org/r/20250502-wdt_reset_reason-v3-3-b2dc7ace38ca@oss.qualcomm.com Signed-off-by: Guenter Roeck Signed-off-by: Wim Van Sebroeck --- diff --git a/drivers/watchdog/qcom-wdt.c b/drivers/watchdog/qcom-wdt.c index 006f9c61aa64f..dfaac5995c84c 100644 --- a/drivers/watchdog/qcom-wdt.c +++ b/drivers/watchdog/qcom-wdt.c @@ -181,6 +181,12 @@ static const struct qcom_wdt_match_data match_data_apcs_tmr = { .max_tick_count = 0x10000000U, }; +static const struct qcom_wdt_match_data match_data_ipq5424 = { + .offset = reg_offset_data_kpss, + .pretimeout = true, + .max_tick_count = 0xFFFFFU, +}; + static const struct qcom_wdt_match_data match_data_kpss = { .offset = reg_offset_data_kpss, .pretimeout = true, @@ -322,6 +328,7 @@ static const struct dev_pm_ops qcom_wdt_pm_ops = { }; static const struct of_device_id qcom_wdt_of_table[] = { + { .compatible = "qcom,apss-wdt-ipq5424", .data = &match_data_ipq5424 }, { .compatible = "qcom,kpss-timer", .data = &match_data_apcs_tmr }, { .compatible = "qcom,scss-timer", .data = &match_data_apcs_tmr }, { .compatible = "qcom,kpss-wdt", .data = &match_data_kpss },