Add support and pm init config for sam9x7 SoC.
Signed-off-by: Varshini Rajendran varshini.rajendran@microchip.com --- arch/arm/mach-at91/generic.h | 2 ++ arch/arm/mach-at91/pm.c | 35 +++++++++++++++++++++++++++++++++++ 2 files changed, 37 insertions(+)
diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h index 0c3960a8b3eb..acf0b3c82a30 100644 --- a/arch/arm/mach-at91/generic.h +++ b/arch/arm/mach-at91/generic.h @@ -12,6 +12,7 @@ extern void __init at91rm9200_pm_init(void); extern void __init at91sam9_pm_init(void); extern void __init sam9x60_pm_init(void); +extern void __init sam9x7_pm_init(void); extern void __init sama5_pm_init(void); extern void __init sama5d2_pm_init(void); extern void __init sama7_pm_init(void); @@ -19,6 +20,7 @@ extern void __init sama7_pm_init(void); static inline void __init at91rm9200_pm_init(void) { } static inline void __init at91sam9_pm_init(void) { } static inline void __init sam9x60_pm_init(void) { } +static inline void __init sam9x7_pm_init(void) { } static inline void __init sama5_pm_init(void) { } static inline void __init sama5d2_pm_init(void) { } static inline void __init sama7_pm_init(void) { } diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index 60dc56d8acfb..43a77ae0c38c 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -232,6 +232,17 @@ static const struct of_device_id sama7g5_ws_ids[] = { { /* sentinel */ } };
+static const struct of_device_id sam9x7_ws_ids[] = { + { .compatible = "microchip,sam9x60-rtc", .data = &ws_info[1] }, + { .compatible = "atmel,at91rm9200-ohci", .data = &ws_info[2] }, + { .compatible = "usb-ohci", .data = &ws_info[2] }, + { .compatible = "atmel,at91sam9g45-ehci", .data = &ws_info[2] }, + { .compatible = "usb-ehci", .data = &ws_info[2] }, + { .compatible = "microchip,sam9x60-rtt", .data = &ws_info[4] }, + { .compatible = "microchip,sam9x7-gem", .data = &ws_info[5] }, + { /* sentinel */ } +}; + static int at91_pm_config_ws(unsigned int pm_mode, bool set) { const struct wakeup_source_info *wsi; @@ -1133,6 +1144,7 @@ static const struct of_device_id gmac_ids[] __initconst = { { .compatible = "atmel,sama5d2-gem" }, { .compatible = "atmel,sama5d29-gem" }, { .compatible = "microchip,sama7g5-gem" }, + { .compatible = "microchip,sam9x7-gem" }, { }, };
@@ -1360,6 +1372,7 @@ static const struct of_device_id atmel_pmc_ids[] __initconst = { { .compatible = "atmel,sama5d2-pmc", .data = &pmc_infos[1] }, { .compatible = "microchip,sam9x60-pmc", .data = &pmc_infos[4] }, { .compatible = "microchip,sama7g5-pmc", .data = &pmc_infos[5] }, + { .compatible = "microchip,sam9x7-pmc", .data = &pmc_infos[4] }, { /* sentinel */ }, };
@@ -1497,6 +1510,28 @@ void __init sam9x60_pm_init(void) soc_pm.config_pmc_ws = at91_sam9x60_config_pmc_ws; }
+void __init sam9x7_pm_init(void) +{ + static const int modes[] __initconst = { + AT91_PM_STANDBY, AT91_PM_ULP0, + }; + + int ret; + + if (!IS_ENABLED(CONFIG_SOC_SAM9X7)) + return; + + at91_pm_modes_validate(modes, ARRAY_SIZE(modes)); + ret = at91_dt_ramc(false); + if (ret) + return; + + at91_pm_init(NULL); + + soc_pm.ws_ids = sam9x7_ws_ids; + soc_pm.config_pmc_ws = at91_sam9x60_config_pmc_ws; +} + void __init at91sam9_pm_init(void) { int ret;