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Message-ID: <20230623203056.689705-6-varshini.rajendran@microchip.com>
Date: Sat, 24 Jun 2023 02:00:16 +0530
From: Varshini Rajendran <varshini.rajendran@...rochip.com>
To: <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
<conor+dt@...nel.org>, <nicolas.ferre@...rochip.com>,
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CC: <Hari.PrasathGE@...rochip.com>, <cristian.birsan@...rochip.com>,
<balamanikandan.gunasundar@...rochip.com>,
<manikandan.m@...rochip.com>, <dharma.b@...rochip.com>,
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Subject: [PATCH v2 05/45] ARM: at91: pm: add support for sam9x7 SoC family
Add support and pm init config for sam9x7 SoC.
Signed-off-by: Varshini Rajendran <varshini.rajendran@...rochip.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;
--
2.25.1
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