From: Stefan Wahren <stefan.wahren@i2se.com> To: Florian Fainelli <f.fainelli@gmail.com>, Ray Jui <rjui@broadcom.com>, Scott Branden <sbranden@broadcom.com>, Lee Jones <lee.jones@linaro.org> Cc: Peter Robinson <pbrobinson@gmail.com>, Melissa Wen <melissa.srw@gmail.com>, Phil Elwell <phil@raspberrypi.com>, bcm-kernel-feedback-list@broadcom.com, Maxime Ripard <maxime@cerno.tech>, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Nicolas Saenz Julienne <nsaenzjulienne@suse.de>, Stefan Wahren <stefan.wahren@i2se.com> Subject: [PATCH V4 11/11] soc: bcm: bcm2835-power: Bypass power_on/off() calls Date: Sat, 25 Jun 2022 13:36:19 +0200 [thread overview] Message-ID: <20220625113619.15944-12-stefan.wahren@i2se.com> (raw) In-Reply-To: <20220625113619.15944-1-stefan.wahren@i2se.com> From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> Bypass power_on/power_off() when running on BCM2711 as they are not needed. Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> Reviewed-by: Peter Robinson <pbrobinson@gmail.com> --- drivers/soc/bcm/bcm2835-power.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/soc/bcm/bcm2835-power.c b/drivers/soc/bcm/bcm2835-power.c index 1e06d91c0739..5bcd047768b6 100644 --- a/drivers/soc/bcm/bcm2835-power.c +++ b/drivers/soc/bcm/bcm2835-power.c @@ -198,6 +198,10 @@ static int bcm2835_power_power_off(struct bcm2835_power_domain *pd, u32 pm_reg) { struct bcm2835_power *power = pd->power; + /* We don't run this on BCM2711 */ + if (power->rpivid_asb) + return 0; + /* Enable functional isolation */ PM_WRITE(pm_reg, PM_READ(pm_reg) & ~PM_ISFUNC); @@ -219,6 +223,10 @@ static int bcm2835_power_power_on(struct bcm2835_power_domain *pd, u32 pm_reg) int inrush; bool powok; + /* We don't run this on BCM2711 */ + if (power->rpivid_asb) + return 0; + /* If it was already powered on by the fw, leave it that way. */ if (PM_READ(pm_reg) & PM_POWUP) return 0; -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Stefan Wahren <stefan.wahren@i2se.com> To: Florian Fainelli <f.fainelli@gmail.com>, Ray Jui <rjui@broadcom.com>, Scott Branden <sbranden@broadcom.com>, Lee Jones <lee.jones@linaro.org> Cc: Peter Robinson <pbrobinson@gmail.com>, Melissa Wen <melissa.srw@gmail.com>, Phil Elwell <phil@raspberrypi.com>, bcm-kernel-feedback-list@broadcom.com, Maxime Ripard <maxime@cerno.tech>, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Nicolas Saenz Julienne <nsaenzjulienne@suse.de>, Stefan Wahren <stefan.wahren@i2se.com> Subject: [PATCH V4 11/11] soc: bcm: bcm2835-power: Bypass power_on/off() calls Date: Sat, 25 Jun 2022 13:36:19 +0200 [thread overview] Message-ID: <20220625113619.15944-12-stefan.wahren@i2se.com> (raw) In-Reply-To: <20220625113619.15944-1-stefan.wahren@i2se.com> From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> Bypass power_on/power_off() when running on BCM2711 as they are not needed. Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> Reviewed-by: Peter Robinson <pbrobinson@gmail.com> --- drivers/soc/bcm/bcm2835-power.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/soc/bcm/bcm2835-power.c b/drivers/soc/bcm/bcm2835-power.c index 1e06d91c0739..5bcd047768b6 100644 --- a/drivers/soc/bcm/bcm2835-power.c +++ b/drivers/soc/bcm/bcm2835-power.c @@ -198,6 +198,10 @@ static int bcm2835_power_power_off(struct bcm2835_power_domain *pd, u32 pm_reg) { struct bcm2835_power *power = pd->power; + /* We don't run this on BCM2711 */ + if (power->rpivid_asb) + return 0; + /* Enable functional isolation */ PM_WRITE(pm_reg, PM_READ(pm_reg) & ~PM_ISFUNC); @@ -219,6 +223,10 @@ static int bcm2835_power_power_on(struct bcm2835_power_domain *pd, u32 pm_reg) int inrush; bool powok; + /* We don't run this on BCM2711 */ + if (power->rpivid_asb) + return 0; + /* If it was already powered on by the fw, leave it that way. */ if (PM_READ(pm_reg) & PM_POWUP) return 0; -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-06-25 11:37 UTC|newest] Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-06-25 11:36 [PATCH V4 00/11] soc: bcm2835-power: Prepare BCM2711 V3D support Stefan Wahren 2022-06-25 11:36 ` Stefan Wahren 2022-06-25 11:36 ` [PATCH V4 01/11] dt-bindings: soc: bcm: bcm2835-pm: Convert bindings to DT schema Stefan Wahren 2022-06-25 11:36 ` Stefan Wahren 2022-06-27 17:27 ` Florian Fainelli 2022-06-27 17:27 ` Florian Fainelli 2022-06-25 11:36 ` [PATCH V4 02/11] dt-bindings: soc: bcm: bcm2835-pm: Introduce reg-names Stefan Wahren 2022-06-25 11:36 ` Stefan Wahren 2022-06-27 17:27 ` Florian Fainelli 2022-06-27 17:27 ` Florian Fainelli 2022-06-25 11:36 ` [PATCH V4 03/11] dt-bindings: soc: bcm: bcm2835-pm: Add support for bcm2711 Stefan Wahren 2022-06-25 11:36 ` Stefan Wahren 2022-06-27 17:27 ` Florian Fainelli 2022-06-27 17:27 ` Florian Fainelli 2022-06-25 11:36 ` [PATCH V4 04/11] ARM: dts: bcm2835/bcm2711: Introduce reg-names in watchdog node Stefan Wahren 2022-06-25 11:36 ` Stefan Wahren 2022-06-27 17:27 ` Florian Fainelli 2022-06-27 17:27 ` Florian Fainelli 2022-06-25 11:36 ` [PATCH V4 05/11] ARM: dts: bcm2711: Use proper compatible in PM/Watchdog node Stefan Wahren 2022-06-25 11:36 ` Stefan Wahren 2022-06-27 17:27 ` Florian Fainelli 2022-06-27 17:27 ` Florian Fainelli 2022-06-25 11:36 ` [PATCH V4 06/11] mfd: bcm2835-pm: Use 'reg-names' to get resources Stefan Wahren 2022-06-25 11:36 ` Stefan Wahren 2022-06-27 16:22 ` Lee Jones 2022-06-27 16:22 ` Lee Jones 2022-06-27 16:28 ` Florian Fainelli 2022-06-27 16:28 ` Florian Fainelli 2022-06-28 2:07 ` Florian Fainelli 2022-06-28 2:07 ` Florian Fainelli 2022-06-28 7:44 ` Lee Jones 2022-06-28 7:44 ` Lee Jones 2022-07-05 20:51 ` Florian Fainelli 2022-07-05 20:51 ` Florian Fainelli 2022-07-06 10:20 ` Lee Jones 2022-07-06 10:20 ` Lee Jones 2022-06-28 16:24 ` Florian Fainelli 2022-06-28 16:24 ` Florian Fainelli 2022-06-25 11:36 ` [PATCH V4 07/11] mfd: bcm2835-pm: Add support for BCM2711 Stefan Wahren 2022-06-25 11:36 ` Stefan Wahren 2022-06-28 16:24 ` Florian Fainelli 2022-06-28 16:24 ` Florian Fainelli 2022-06-25 11:36 ` [PATCH V4 08/11] soc: bcm: bcm2835-power: Refactor ASB control Stefan Wahren 2022-06-25 11:36 ` Stefan Wahren 2022-06-27 17:27 ` Florian Fainelli 2022-06-27 17:27 ` Florian Fainelli 2022-06-28 16:24 ` Florian Fainelli 2022-06-28 16:24 ` Florian Fainelli 2022-06-25 11:36 ` [PATCH V4 09/11] soc: bcm: bcm2835-power: Resolve ASB register macros Stefan Wahren 2022-06-25 11:36 ` Stefan Wahren 2022-06-27 17:27 ` Florian Fainelli 2022-06-27 17:27 ` Florian Fainelli 2022-06-28 16:24 ` Florian Fainelli 2022-06-28 16:24 ` Florian Fainelli 2022-06-25 11:36 ` [PATCH V4 10/11] soc: bcm: bcm2835-power: Add support for BCM2711's RPiVid ASB Stefan Wahren 2022-06-25 11:36 ` Stefan Wahren 2022-06-27 17:28 ` Florian Fainelli 2022-06-27 17:28 ` Florian Fainelli 2022-06-28 16:25 ` Florian Fainelli 2022-06-28 16:25 ` Florian Fainelli 2022-06-25 11:36 ` Stefan Wahren [this message] 2022-06-25 11:36 ` [PATCH V4 11/11] soc: bcm: bcm2835-power: Bypass power_on/off() calls Stefan Wahren 2022-06-27 17:28 ` Florian Fainelli 2022-06-27 17:28 ` Florian Fainelli 2022-06-28 16:26 ` Florian Fainelli 2022-06-28 16:26 ` Florian Fainelli 2022-07-06 11:58 ` [GIT PULL] Immutable branch between MFD and SoC due for the v5.20 merge window Lee Jones 2022-07-06 11:58 ` Lee Jones 2022-07-06 16:18 ` Florian Fainelli 2022-07-06 16:18 ` Florian Fainelli
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