From: Chen-Yu Tsai <wenst@chromium.org> To: Stephen Boyd <sboyd@kernel.org>, Matthias Brugger <matthias.bgg@gmail.com>, AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Cc: Chen-Yu Tsai <wenst@chromium.org>, linux-clk@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] clk: mediatek: mt8183: Correct parent of CLK_INFRA_SSPM_32K_SELF Date: Mon, 19 Feb 2024 18:51:24 +0800 [thread overview] Message-ID: <20240219105125.956278-1-wenst@chromium.org> (raw) CLK_INFRA_SSPM_32K_SELF has the "f_f26m_ck" clock assigned as its parent. This is inconsistent as the clock is part of a group that are all gates without dividers, and this makes the kernel think it runs at 26 MHz. After clarification from MediaTek engineers, the correct parent is actually the system 32 KHz clock. Fixes: 1eb8d61ac5c9 ("clk: mediatek: mt8183: Add back SSPM related clocks") Signed-off-by: Chen-Yu Tsai <wenst@chromium.org> --- drivers/clk/mediatek/clk-mt8183.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/mediatek/clk-mt8183.c b/drivers/clk/mediatek/clk-mt8183.c index 6e23461a0455..934d5a15acfc 100644 --- a/drivers/clk/mediatek/clk-mt8183.c +++ b/drivers/clk/mediatek/clk-mt8183.c @@ -790,7 +790,7 @@ static const struct mtk_gate infra_clks[] = { /* infra_sspm_26m_self is main clock in co-processor, should not be closed in Linux. */ GATE_INFRA3_FLAGS(CLK_INFRA_SSPM_26M_SELF, "infra_sspm_26m_self", "f_f26m_ck", 3, CLK_IS_CRITICAL), /* infra_sspm_32k_self is main clock in co-processor, should not be closed in Linux. */ - GATE_INFRA3_FLAGS(CLK_INFRA_SSPM_32K_SELF, "infra_sspm_32k_self", "f_f26m_ck", 4, CLK_IS_CRITICAL), + GATE_INFRA3_FLAGS(CLK_INFRA_SSPM_32K_SELF, "infra_sspm_32k_self", "clk32k", 4, CLK_IS_CRITICAL), GATE_INFRA3(CLK_INFRA_UFS_AXI, "infra_ufs_axi", "axi_sel", 5), GATE_INFRA3(CLK_INFRA_I2C6, "infra_i2c6", "i2c_sel", 6), GATE_INFRA3(CLK_INFRA_AP_MSDC0, "infra_ap_msdc0", "msdc50_hclk_sel", 7), -- 2.44.0.rc0.258.g7320e95886-goog
WARNING: multiple messages have this Message-ID (diff)
From: Chen-Yu Tsai <wenst@chromium.org> To: Stephen Boyd <sboyd@kernel.org>, Matthias Brugger <matthias.bgg@gmail.com>, AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Cc: Chen-Yu Tsai <wenst@chromium.org>, linux-clk@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] clk: mediatek: mt8183: Correct parent of CLK_INFRA_SSPM_32K_SELF Date: Mon, 19 Feb 2024 18:51:24 +0800 [thread overview] Message-ID: <20240219105125.956278-1-wenst@chromium.org> (raw) CLK_INFRA_SSPM_32K_SELF has the "f_f26m_ck" clock assigned as its parent. This is inconsistent as the clock is part of a group that are all gates without dividers, and this makes the kernel think it runs at 26 MHz. After clarification from MediaTek engineers, the correct parent is actually the system 32 KHz clock. Fixes: 1eb8d61ac5c9 ("clk: mediatek: mt8183: Add back SSPM related clocks") Signed-off-by: Chen-Yu Tsai <wenst@chromium.org> --- drivers/clk/mediatek/clk-mt8183.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/mediatek/clk-mt8183.c b/drivers/clk/mediatek/clk-mt8183.c index 6e23461a0455..934d5a15acfc 100644 --- a/drivers/clk/mediatek/clk-mt8183.c +++ b/drivers/clk/mediatek/clk-mt8183.c @@ -790,7 +790,7 @@ static const struct mtk_gate infra_clks[] = { /* infra_sspm_26m_self is main clock in co-processor, should not be closed in Linux. */ GATE_INFRA3_FLAGS(CLK_INFRA_SSPM_26M_SELF, "infra_sspm_26m_self", "f_f26m_ck", 3, CLK_IS_CRITICAL), /* infra_sspm_32k_self is main clock in co-processor, should not be closed in Linux. */ - GATE_INFRA3_FLAGS(CLK_INFRA_SSPM_32K_SELF, "infra_sspm_32k_self", "f_f26m_ck", 4, CLK_IS_CRITICAL), + GATE_INFRA3_FLAGS(CLK_INFRA_SSPM_32K_SELF, "infra_sspm_32k_self", "clk32k", 4, CLK_IS_CRITICAL), GATE_INFRA3(CLK_INFRA_UFS_AXI, "infra_ufs_axi", "axi_sel", 5), GATE_INFRA3(CLK_INFRA_I2C6, "infra_i2c6", "i2c_sel", 6), GATE_INFRA3(CLK_INFRA_AP_MSDC0, "infra_ap_msdc0", "msdc50_hclk_sel", 7), -- 2.44.0.rc0.258.g7320e95886-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2024-02-19 10:51 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-02-19 10:51 Chen-Yu Tsai [this message] 2024-02-19 10:51 ` [PATCH] clk: mediatek: mt8183: Correct parent of CLK_INFRA_SSPM_32K_SELF Chen-Yu Tsai 2024-02-19 12:28 ` AngeloGioacchino Del Regno 2024-02-19 12:28 ` AngeloGioacchino Del Regno 2024-02-22 4:55 ` Stephen Boyd 2024-02-22 4:55 ` Stephen Boyd
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