Re: [PATCH 11/11] soc: bcm: bcm2835-power: Bypass power_on/off() calls
From: Peter Robinson <hidden>
Date: 2022-05-31 16:04:03
Also in:
linux-devicetree
On Sun, May 15, 2022 at 9:21 PM Stefan Wahren [off-list ref] wrote:
From: Nicolas Saenz Julienne <redacted> Bypass power_on/power_off() when running on BCM2711 as they are not needed. Signed-off-by: Nicolas Saenz Julienne <redacted> Signed-off-by: Stefan Wahren <redacted>
Reviewed-by: Peter Robinson <redacted>
quoted hunk ↗ jump to hunk
--- 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
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