6.18-stable review patch. If anyone has any objections, please let me know.
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From: Alexey Minnekhanov alexeymin@postmarketos.org
commit 0a0ea5541d30c0fbb3dac975bd1983f299cd6948 upstream.
Add offset for display subsystem reset in multimedia clock controller block, which is necessary to reset display when there is some configuration in display controller left by previous stock (Android) bootloader to provide continuous splash functionaluty.
Before 6.17 power domains were turned off for long enough to clear registers, now this is not the case and a proper reset is needed to have functioning display.
Fixes: 0e789b491ba0 ("pmdomain: core: Leave powered-on genpds on until sync_state") Cc: stable@vger.kernel.org # 6.17 Signed-off-by: Alexey Minnekhanov alexeymin@postmarketos.org Reviewed-by: Taniya Das taniya.das@oss.qualcomm.com Reviewed-by: Dmitry Baryshkov dmitry.baryshkov@oss.qualcomm.com Link: https://lore.kernel.org/r/20251116-sdm660-mdss-reset-v2-2-6219bec0a97f@postm... Signed-off-by: Bjorn Andersson andersson@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/clk/qcom/mmcc-sdm660.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/clk/qcom/mmcc-sdm660.c b/drivers/clk/qcom/mmcc-sdm660.c index b723c536dfb6..dbd3f561dc6d 100644 --- a/drivers/clk/qcom/mmcc-sdm660.c +++ b/drivers/clk/qcom/mmcc-sdm660.c @@ -2781,6 +2781,7 @@ static struct gdsc *mmcc_sdm660_gdscs[] = { };
static const struct qcom_reset_map mmcc_660_resets[] = { + [MDSS_BCR] = { 0x2300 }, [CAMSS_MICRO_BCR] = { 0x3490 }, };