From: Claudiu Beznea <claudiu.beznea@microchip.com>
To: <nicolas.ferre@microchip.com>, <alexandre.belloni@bootlin.com>,
<ludovic.desroches@microchip.com>, <robh+dt@kernel.org>,
<linux@armlinux.org.uk>
Cc: <linux-arm-kernel@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
Claudiu Beznea <claudiu.beznea@microchip.com>
Subject: [PATCH v3 23/24] ARM: at91: pm: add pm support for SAMA7G5
Date: Thu, 15 Apr 2021 13:50:09 +0300 [thread overview]
Message-ID: <20210415105010.569620-24-claudiu.beznea@microchip.com> (raw)
In-Reply-To: <20210415105010.569620-1-claudiu.beznea@microchip.com>
Add support for SAMA7G5 power management modes: standby, ulp0, ulp1, backup.
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
---
arch/arm/mach-at91/generic.h | 2 ++
arch/arm/mach-at91/pm.c | 37 ++++++++++++++++++++++++++++++++++++
arch/arm/mach-at91/sama7.c | 1 +
3 files changed, 40 insertions(+)
diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h
index 0a4cdcb4985b..0c3960a8b3eb 100644
--- a/arch/arm/mach-at91/generic.h
+++ b/arch/arm/mach-at91/generic.h
@@ -14,12 +14,14 @@ extern void __init at91sam9_pm_init(void);
extern void __init sam9x60_pm_init(void);
extern void __init sama5_pm_init(void);
extern void __init sama5d2_pm_init(void);
+extern void __init sama7_pm_init(void);
#else
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 sama5_pm_init(void) { }
static inline void __init sama5d2_pm_init(void) { }
+static inline void __init sama7_pm_init(void) { }
#endif
#endif /* _AT91_GENERIC_H */
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index f4e66a7c7d18..24d5fd06d487 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -152,6 +152,17 @@ static const struct of_device_id sam9x60_ws_ids[] = {
{ /* sentinel */ }
};
+static const struct of_device_id sama7g5_ws_ids[] = {
+ { .compatible = "atmel,at91sam9x5-rtc", .data = &ws_info[1] },
+ { .compatible = "microchip,sama7g5-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,sama7g5-sdhci", .data = &ws_info[3] },
+ { .compatible = "atmel,at91sam9260-rtt", .data = &ws_info[4] },
+ { /* sentinel */ }
+};
+
static int at91_pm_config_ws(unsigned int pm_mode, bool set)
{
const struct wakeup_source_info *wsi;
@@ -1103,6 +1114,32 @@ void __init sama5d2_pm_init(void)
soc_pm.config_pmc_ws = at91_sama5d2_config_pmc_ws;
}
+void __init sama7_pm_init(void)
+{
+ static const int modes[] __initconst = {
+ AT91_PM_STANDBY, AT91_PM_ULP0, AT91_PM_ULP1, AT91_PM_BACKUP,
+ };
+ static const u32 iomaps[] __initconst = {
+ [AT91_PM_ULP0] = AT91_PM_IOMAP(SFRBU),
+ [AT91_PM_ULP1] = AT91_PM_IOMAP(SFRBU) |
+ AT91_PM_IOMAP(SHDWC),
+ [AT91_PM_BACKUP] = AT91_PM_IOMAP(SFRBU) |
+ AT91_PM_IOMAP(SHDWC),
+ };
+
+ if (!IS_ENABLED(CONFIG_SOC_SAMA7))
+ return;
+
+ at91_pm_modes_validate(modes, ARRAY_SIZE(modes));
+
+ at91_dt_ramc(true);
+ at91_pm_modes_init(iomaps, ARRAY_SIZE(iomaps));
+ at91_pm_init(NULL);
+
+ soc_pm.ws_ids = sama7g5_ws_ids;
+ soc_pm.config_pmc_ws = at91_sam9x60_config_pmc_ws;
+}
+
static int __init at91_pm_modes_select(char *str)
{
char *s;
diff --git a/arch/arm/mach-at91/sama7.c b/arch/arm/mach-at91/sama7.c
index 19d7bcbc97f1..bd43733ede18 100644
--- a/arch/arm/mach-at91/sama7.c
+++ b/arch/arm/mach-at91/sama7.c
@@ -17,6 +17,7 @@
static void __init sama7_dt_device_init(void)
{
of_platform_default_populate(NULL, NULL, NULL);
+ sama7_pm_init();
}
static const char *const sama7_dt_board_compat[] __initconst = {
--
2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Claudiu Beznea <claudiu.beznea@microchip.com>
To: <nicolas.ferre@microchip.com>, <alexandre.belloni@bootlin.com>,
<ludovic.desroches@microchip.com>, <robh+dt@kernel.org>,
<linux@armlinux.org.uk>
Cc: <linux-arm-kernel@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
Claudiu Beznea <claudiu.beznea@microchip.com>
Subject: [PATCH v3 23/24] ARM: at91: pm: add pm support for SAMA7G5
Date: Thu, 15 Apr 2021 13:50:09 +0300 [thread overview]
Message-ID: <20210415105010.569620-24-claudiu.beznea@microchip.com> (raw)
In-Reply-To: <20210415105010.569620-1-claudiu.beznea@microchip.com>
Add support for SAMA7G5 power management modes: standby, ulp0, ulp1, backup.
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
---
arch/arm/mach-at91/generic.h | 2 ++
arch/arm/mach-at91/pm.c | 37 ++++++++++++++++++++++++++++++++++++
arch/arm/mach-at91/sama7.c | 1 +
3 files changed, 40 insertions(+)
diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h
index 0a4cdcb4985b..0c3960a8b3eb 100644
--- a/arch/arm/mach-at91/generic.h
+++ b/arch/arm/mach-at91/generic.h
@@ -14,12 +14,14 @@ extern void __init at91sam9_pm_init(void);
extern void __init sam9x60_pm_init(void);
extern void __init sama5_pm_init(void);
extern void __init sama5d2_pm_init(void);
+extern void __init sama7_pm_init(void);
#else
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 sama5_pm_init(void) { }
static inline void __init sama5d2_pm_init(void) { }
+static inline void __init sama7_pm_init(void) { }
#endif
#endif /* _AT91_GENERIC_H */
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index f4e66a7c7d18..24d5fd06d487 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -152,6 +152,17 @@ static const struct of_device_id sam9x60_ws_ids[] = {
{ /* sentinel */ }
};
+static const struct of_device_id sama7g5_ws_ids[] = {
+ { .compatible = "atmel,at91sam9x5-rtc", .data = &ws_info[1] },
+ { .compatible = "microchip,sama7g5-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,sama7g5-sdhci", .data = &ws_info[3] },
+ { .compatible = "atmel,at91sam9260-rtt", .data = &ws_info[4] },
+ { /* sentinel */ }
+};
+
static int at91_pm_config_ws(unsigned int pm_mode, bool set)
{
const struct wakeup_source_info *wsi;
@@ -1103,6 +1114,32 @@ void __init sama5d2_pm_init(void)
soc_pm.config_pmc_ws = at91_sama5d2_config_pmc_ws;
}
+void __init sama7_pm_init(void)
+{
+ static const int modes[] __initconst = {
+ AT91_PM_STANDBY, AT91_PM_ULP0, AT91_PM_ULP1, AT91_PM_BACKUP,
+ };
+ static const u32 iomaps[] __initconst = {
+ [AT91_PM_ULP0] = AT91_PM_IOMAP(SFRBU),
+ [AT91_PM_ULP1] = AT91_PM_IOMAP(SFRBU) |
+ AT91_PM_IOMAP(SHDWC),
+ [AT91_PM_BACKUP] = AT91_PM_IOMAP(SFRBU) |
+ AT91_PM_IOMAP(SHDWC),
+ };
+
+ if (!IS_ENABLED(CONFIG_SOC_SAMA7))
+ return;
+
+ at91_pm_modes_validate(modes, ARRAY_SIZE(modes));
+
+ at91_dt_ramc(true);
+ at91_pm_modes_init(iomaps, ARRAY_SIZE(iomaps));
+ at91_pm_init(NULL);
+
+ soc_pm.ws_ids = sama7g5_ws_ids;
+ soc_pm.config_pmc_ws = at91_sam9x60_config_pmc_ws;
+}
+
static int __init at91_pm_modes_select(char *str)
{
char *s;
diff --git a/arch/arm/mach-at91/sama7.c b/arch/arm/mach-at91/sama7.c
index 19d7bcbc97f1..bd43733ede18 100644
--- a/arch/arm/mach-at91/sama7.c
+++ b/arch/arm/mach-at91/sama7.c
@@ -17,6 +17,7 @@
static void __init sama7_dt_device_init(void)
{
of_platform_default_populate(NULL, NULL, NULL);
+ sama7_pm_init();
}
static const char *const sama7_dt_board_compat[] __initconst = {
--
2.25.1
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next prev parent reply other threads:[~2021-04-15 10:52 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-15 10:49 [PATCH v3 00/24] ARM: at91: pm: add support for sama7g5 Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 01/24] ARM: at91: pm: move pm_bu to soc_pm data structure Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 02/24] ARM: at91: pm: move the setup of soc_pm.bu->suspended Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 03/24] ARM: at91: pm: document at91_soc_pm structure Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 04/24] ARM: at91: pm: check for different controllers in at91_pm_modes_init() Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 05/24] ARM: at91: pm: do not initialize pdev Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 06/24] ARM: at91: pm: use r7 instead of tmp1 Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 07/24] ARM: at91: pm: avoid push and pop on stack while memory is in self-refersh Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 08/24] ARM: at91: pm: s/CONFIG_SOC_SAM9X60/CONFIG_HAVE_AT91_SAM9X60_PLL/g Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 09/24] ARM: at91: pm: add support for waiting MCK1..4 Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 10/24] ARM: at91: sfrbu: add sfrbu registers definitions for sama7g5 Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 11/24] ARM: at91: ddr: add registers definitions for sama7g5's ddr Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 12/24] ARM: at91: pm: add self-refresh support for sama7g5 Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:49 ` [PATCH v3 13/24] ARM: at91: pm: add support for MCK1..4 save/restore for ulp modes Claudiu Beznea
2021-04-15 10:49 ` Claudiu Beznea
2021-04-15 10:50 ` [PATCH v3 14/24] ARM: at91: pm: add support for 2.5V LDO regulator control Claudiu Beznea
2021-04-15 10:50 ` Claudiu Beznea
2021-04-15 10:50 ` [PATCH v3 15/24] ARM: at91: pm: wait for ddr power mode off Claudiu Beznea
2021-04-15 10:50 ` Claudiu Beznea
2021-04-15 10:50 ` [PATCH v3 16/24] dt-bindings: atmel-sysreg: add bindings for sama7g5 Claudiu Beznea
2021-04-15 10:50 ` Claudiu Beznea
2021-04-15 20:59 ` Rob Herring
2021-04-15 20:59 ` Rob Herring
2021-04-15 10:50 ` [PATCH v3 17/24] ARM: at91: pm: add sama7g5 ddr controller Claudiu Beznea
2021-04-15 10:50 ` Claudiu Beznea
2021-04-15 10:50 ` [PATCH v3 18/24] ARM: at91: pm: add sama7g5 ddr phy controller Claudiu Beznea
2021-04-15 10:50 ` Claudiu Beznea
2021-04-15 10:50 ` [PATCH v3 19/24] ARM: at91: pm: save ddr phy calibration data to securam Claudiu Beznea
2021-04-15 10:50 ` Claudiu Beznea
2021-04-15 10:50 ` [PATCH v3 20/24] ARM: at91: pm: add backup mode support for SAMA7G5 Claudiu Beznea
2021-04-15 10:50 ` Claudiu Beznea
2021-04-15 10:50 ` [PATCH v3 21/24] ARM: at91: pm: add sama7g5's pmc Claudiu Beznea
2021-04-15 10:50 ` Claudiu Beznea
2021-04-15 10:50 ` [PATCH v3 22/24] ARM: at91: sama7: introduce sama7 SoC family Claudiu Beznea
2021-04-15 10:50 ` Claudiu Beznea
2021-04-15 10:50 ` Claudiu Beznea [this message]
2021-04-15 10:50 ` [PATCH v3 23/24] ARM: at91: pm: add pm support for SAMA7G5 Claudiu Beznea
2021-04-15 10:50 ` [PATCH v3 24/24] ARM: at91: pm: add sama7g5 shdwc Claudiu Beznea
2021-04-15 10:50 ` Claudiu Beznea
2021-07-16 18:03 ` [PATCH v3 00/24] ARM: at91: pm: add support for sama7g5 Nicolas Ferre
2021-07-16 18:03 ` Nicolas Ferre
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