ALT Linux kernel packages development
 help / color / mirror / Atom feed
From: "Антон Мидюков" <antohami@basealt.ru>
To: devel-kernel@lists.altlinux.org
Subject: [d-kernel] [PATCH 6/9] soc: bcm: bcm2835-power: Bypass power_on/off() calls
Date: Tue, 15 Mar 2022 00:24:40 +0700
Message-ID: <f82e1fd4-3324-6a6e-6f76-47e081784580@basealt.ru> (raw)
In-Reply-To: <cover.1647277569.git.antohami@altlinux.org>

Bypass power_on/power_off() when running on BCM2711 as they are not
needed.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
---
 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 17bc71fd243c..ea65f459161d 100644
--- a/drivers/soc/bcm/bcm2835-power.c
+++ b/drivers/soc/bcm/bcm2835-power.c
@@ -197,6 +197,10 @@ 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->arsan_asb)
+		return 0;
+
 	/* Enable functional isolation */
 	PM_WRITE(pm_reg, PM_READ(pm_reg) & ~PM_ISFUNC);
 
@@ -218,6 +222,10 @@ 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->arsan_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;
-- 
2.33.0




  parent reply	other threads:[~2022-03-14 17:24 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-14 17:23 ` [d-kernel] [PATCH 1/9] dt-bindings: soc: bcm: bcm2835-pm: Convert bindings to DT schema Антон Мидюков
2022-03-14 17:24 ` [d-kernel] [PATCH 2/9] dt-bindings: soc: bcm: brcm, bcm2835-pm: Add support for bcm2711 Антон Мидюков
2022-03-14 17:24 ` [d-kernel] [PATCH 3/9] ARM: dts: bcm2711: Use proper compatible in PM/Watchdog node Антон Мидюков
2022-03-14 17:24 ` [d-kernel] [PATCH 5/9] soc: bcm: bcm2835-power: Add support for BCM2711's ARSAN ASB Антон Мидюков
2022-03-14 17:24 ` Антон Мидюков [this message]
2022-03-14 17:24 ` [d-kernel] [PATCH 7/9] drm/v3d: Get rid of pm code Антон Мидюков
2022-03-14 17:24 ` [d-kernel] [PATCH 8/9] drm/v3d: Add support for bcm2711 Антон Мидюков
2022-03-14 17:25 ` [d-kernel] [PATCH 9/9] ARM: dts: bcm2711: Enable V3D Антон Мидюков

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=f82e1fd4-3324-6a6e-6f76-47e081784580@basealt.ru \
    --to=antohami@basealt.ru \
    --cc=devel-kernel@lists.altlinux.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

ALT Linux kernel packages development

This inbox may be cloned and mirrored by anyone:

	git clone --mirror http://lore.altlinux.org/devel-kernel/0 devel-kernel/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 devel-kernel devel-kernel/ http://lore.altlinux.org/devel-kernel \
		devel-kernel@altlinux.org devel-kernel@altlinux.ru devel-kernel@altlinux.com
	public-inbox-index devel-kernel

Example config snippet for mirrors.
Newsgroup available over NNTP:
	nntp://lore.altlinux.org/org.altlinux.lists.devel-kernel


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git