[PATCH] clk: mediatek: mt8195-infra_ao: Fix parent for infra_ao_hdmi_26m

[PATCH] clk: mediatek: mt8195-infra_ao: Fix parent for infra_ao_hdmi_26m

[AngeloGioacchino Del Regno]

The infrastructure gate for the HDMI specific crystal needs the
top_hdmi_xtal clock to be configured in order to ungate the 26m
clock to the HDMI IP, and it wouldn't work without.

Reparent the infra_ao_hdmi_26m clock to top_hdmi_xtal to fix that.

Fixes: e2edf59dec0b ("clk: mediatek: Add MT8195 infrastructure clock support")
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
 drivers/clk/mediatek/clk-mt8195-infra_ao.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/mediatek/clk-mt8195-infra_ao.c b/drivers/clk/mediatek/clk-mt8195-infra_ao.c
index bb648a88e43a..ad47fdb23460 100644
--- a/drivers/clk/mediatek/clk-mt8195-infra_ao.c
+++ b/drivers/clk/mediatek/clk-mt8195-infra_ao.c
@@ -103,7 +103,7 @@ static const struct mtk_gate infra_ao_clks[] = {
 	GATE_INFRA_AO0(CLK_INFRA_AO_CQ_DMA_FPC, "infra_ao_cq_dma_fpc", "fpc", 28),
 	GATE_INFRA_AO0(CLK_INFRA_AO_UART5, "infra_ao_uart5", "top_uart", 29),
 	/* INFRA_AO1 */
-	GATE_INFRA_AO1(CLK_INFRA_AO_HDMI_26M, "infra_ao_hdmi_26m", "clk26m", 0),
+	GATE_INFRA_AO1(CLK_INFRA_AO_HDMI_26M, "infra_ao_hdmi_26m", "top_hdmi_xtal", 0),
 	GATE_INFRA_AO1(CLK_INFRA_AO_SPI0, "infra_ao_spi0", "top_spi", 1),
 	GATE_INFRA_AO1(CLK_INFRA_AO_MSDC0, "infra_ao_msdc0", "top_msdc50_0_hclk", 2),
 	GATE_INFRA_AO1(CLK_INFRA_AO_MSDC1, "infra_ao_msdc1", "top_axi", 4),
-- 
2.50.1

Re: [PATCH] clk: mediatek: mt8195-infra_ao: Fix parent for infra_ao_hdmi_26m

[Stephen Boyd]

Quoting AngeloGioacchino Del Regno (2025-07-24 01:38:28)
> The infrastructure gate for the HDMI specific crystal needs the
> top_hdmi_xtal clock to be configured in order to ungate the 26m
> clock to the HDMI IP, and it wouldn't work without.
> 
> Reparent the infra_ao_hdmi_26m clock to top_hdmi_xtal to fix that.
> 
> Fixes: e2edf59dec0b ("clk: mediatek: Add MT8195 infrastructure clock support")
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
> ---

Applied to clk-next