diff mbox series

[v4,09/15] soc: bcm: bcm2835-power: Bypass power_on/off() calls

Message ID 20220213225646.67761-10-pbrobinson@gmail.com (mailing list archive)
State New, archived
Headers show
Series Raspberry PI 4 V3D enablement | expand

Commit Message

Peter Robinson Feb. 13, 2022, 10:56 p.m. UTC 
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: Peter Robinson <pbrobinson@gmail.com>
---
Changes since v2:
 - Correct names

 drivers/soc/bcm/bcm2835-power.c | 8 ++++++++
 1 file changed, 8 insertions(+)
diff mbox series

Patch

diff --git a/drivers/soc/bcm/bcm2835-power.c b/drivers/soc/bcm/bcm2835-power.c
index eea31f75dc64..b65a39cc2788 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->rpivid_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->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;