Messages in this thread Patch in this message |  | | From | Yixun Lan <> | | Date | Mon, 18 May 2026 02:58:37 +0000 | | Subject | [PATCH 2/2] reset: spacemit: k3: fix USB2 ahb reset |
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According to SpacemiT K3's updated docs, the USB2 ahb reset and USB2 bus clock enable bit was wrongly swapped, the correct one should be:
Register : APMU_USB_CLK_RES_CTRL bit[1] : usb2_port_bus_clk_en bit[0] : usb2_port_ahb_rstn
Fixes: a0e0c2f8c5f3 ("reset: spacemit: k3: Decouple composite reset lines") Reported-by: Junzhong Pan <panjunzhong@linux.spacemit.com> Signed-off-by: Yixun Lan <dlan@kernel.org> --- drivers/reset/spacemit/reset-spacemit-k3.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/reset/spacemit/reset-spacemit-k3.c b/drivers/reset/spacemit/reset-spacemit-k3.c index 9841f5e057b2..2e87f320cf11 100644 --- a/drivers/reset/spacemit/reset-spacemit-k3.c +++ b/drivers/reset/spacemit/reset-spacemit-k3.c @@ -112,7 +112,7 @@ static const struct ccu_reset_data k3_apmu_resets[] = { [RESET_APMU_SDH0] = RESET_DATA(APMU_SDH0_CLK_RES_CTRL, 0, BIT(1)), [RESET_APMU_SDH1] = RESET_DATA(APMU_SDH1_CLK_RES_CTRL, 0, BIT(1)), [RESET_APMU_SDH2] = RESET_DATA(APMU_SDH2_CLK_RES_CTRL, 0, BIT(1)), - [RESET_APMU_USB2_AHB] = RESET_DATA(APMU_USB_CLK_RES_CTRL, 0, BIT(1)), + [RESET_APMU_USB2_AHB] = RESET_DATA(APMU_USB_CLK_RES_CTRL, 0, BIT(0)), [RESET_APMU_USB2_VCC] = RESET_DATA(APMU_USB_CLK_RES_CTRL, 0, BIT(2)), [RESET_APMU_USB2_PHY] = RESET_DATA(APMU_USB_CLK_RES_CTRL, 0, BIT(3)), [RESET_APMU_USB3_A_AHB] = RESET_DATA(APMU_USB_CLK_RES_CTRL, 0, BIT(5)), -- 2.54.0
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