linux-kernel - [PATCH] clk: mediatek: mt8365: Fix inverted topclk operations

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Message-Id: <20230511133226.913600-1-msp@baylibre.com>
Date:   Thu, 11 May 2023 15:32:26 +0200
From:   Markus Schneider-Pargmann <msp@...libre.com>
To:     Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
Cc:     linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        Markus Schneider-Pargmann <msp@...libre.com>,
        Alexandre Mergnat <amergnat@...libre.com>
Subject: [PATCH] clk: mediatek: mt8365: Fix inverted topclk operations

The given operations are inverted for the wrong registers which makes
multiple of the mt8365 hardware units unusable. In my setup at least usb
did not work.

Fixed by swapping the operations with the inverted ones.

Reported-by: Alexandre Mergnat <amergnat@...libre.com>
Fixes: 905b7430d3cc ("clk: mediatek: mt8365: Convert simple_gate to mtk_gate clocks")
Signed-off-by: Markus Schneider-Pargmann <msp@...libre.com>
---
 drivers/clk/mediatek/clk-mt8365.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/clk/mediatek/clk-mt8365.c b/drivers/clk/mediatek/clk-mt8365.c
index 6b4e193f648d..6d785ec5754d 100644
--- a/drivers/clk/mediatek/clk-mt8365.c
+++ b/drivers/clk/mediatek/clk-mt8365.c
@@ -583,15 +583,15 @@ static const struct mtk_gate_regs top2_cg_regs = {
 
 #define GATE_TOP0(_id, _name, _parent, _shift)			\
 	GATE_MTK(_id, _name, _parent, &top0_cg_regs,		\
-		 _shift, &mtk_clk_gate_ops_no_setclr_inv)
+		 _shift, &mtk_clk_gate_ops_no_setclr)
 
 #define GATE_TOP1(_id, _name, _parent, _shift)			\
 	GATE_MTK(_id, _name, _parent, &top1_cg_regs,		\
-		 _shift, &mtk_clk_gate_ops_no_setclr)
+		 _shift, &mtk_clk_gate_ops_no_setclr_inv)
 
 #define GATE_TOP2(_id, _name, _parent, _shift)			\
 	GATE_MTK(_id, _name, _parent, &top2_cg_regs,		\
-		 _shift, &mtk_clk_gate_ops_no_setclr)
+		 _shift, &mtk_clk_gate_ops_no_setclr_inv)
 
 static const struct mtk_gate top_clk_gates[] = {
 	GATE_TOP0(CLK_TOP_CONN_32K, "conn_32k", "clk32k", 10),
-- 
2.40.1