| Message ID | 20190401074801.10414-1-narmstrong@baylibre.com (mailing list archive) |
|---|---|
| State | Mainlined |
| Commit | 2fe3b4bbc93ec30a173ebae7d2b8c530416df3af |
| Headers | show |
| Series | soc: amlogic: meson-gx-pwrc-vpu: Fix power on/off register bitmask | expand |
Neil Armstrong <narmstrong@baylibre.com> writes: > The register bitmask to power on/off the VPU memories was incorectly set > to 0x2 instead of 0x3. While still working, let's use the recommended > vendor value instead. > > Fixes: 75fcb5ca4b46 ("soc: amlogic: add Meson GX VPU Domains driver") > Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> Queued for v5.2, Kevin
diff --git a/drivers/soc/amlogic/meson-gx-pwrc-vpu.c b/drivers/soc/amlogic/meson-gx-pwrc-vpu.c index 6289965c42e9..05421d029dff 100644 --- a/drivers/soc/amlogic/meson-gx-pwrc-vpu.c +++ b/drivers/soc/amlogic/meson-gx-pwrc-vpu.c @@ -54,12 +54,12 @@ static int meson_gx_pwrc_vpu_power_off(struct generic_pm_domain *genpd) /* Power Down Memories */ for (i = 0; i < 32; i += 2) { regmap_update_bits(pd->regmap_hhi, HHI_VPU_MEM_PD_REG0, - 0x2 << i, 0x3 << i); + 0x3 << i, 0x3 << i); udelay(5); } for (i = 0; i < 32; i += 2) { regmap_update_bits(pd->regmap_hhi, HHI_VPU_MEM_PD_REG1, - 0x2 << i, 0x3 << i); + 0x3 << i, 0x3 << i); udelay(5); } for (i = 8; i < 16; i++) { @@ -108,13 +108,13 @@ static int meson_gx_pwrc_vpu_power_on(struct generic_pm_domain *genpd) /* Power Up Memories */ for (i = 0; i < 32; i += 2) { regmap_update_bits(pd->regmap_hhi, HHI_VPU_MEM_PD_REG0, - 0x2 << i, 0); + 0x3 << i, 0); udelay(5); } for (i = 0; i < 32; i += 2) { regmap_update_bits(pd->regmap_hhi, HHI_VPU_MEM_PD_REG1, - 0x2 << i, 0); + 0x3 << i, 0); udelay(5); }
The register bitmask to power on/off the VPU memories was incorectly set to 0x2 instead of 0x3. While still working, let's use the recommended vendor value instead. Fixes: 75fcb5ca4b46 ("soc: amlogic: add Meson GX VPU Domains driver") Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> --- drivers/soc/amlogic/meson-gx-pwrc-vpu.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)