diff options
| author | AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> | 2023-05-16 16:52:05 +0300 |
|---|---|---|
| committer | Stephen Boyd <sboyd@kernel.org> | 2023-06-13 04:20:04 +0300 |
| commit | f235f6ae59e5060af6d924038348f94a6348ee8d (patch) | |
| tree | 1b285646e19ac33b18fb003f39f29aebadec6efc /drivers/clk/mediatek/clk-mt8365.c | |
| parent | 1775790eff4a8fa885db189c75f4ce98e7a6a1dc (diff) | |
| download | linux-f235f6ae59e5060af6d924038348f94a6348ee8d.tar.xz | |
clk: mediatek: Remove CLK_SET_PARENT from all MSDC core clocks
Various MSDC core clocks, used for multiple MSDC controller instances,
share the same parent(s): in order to add parents selection in the
mtk-sd driver to achieve an accurate clock rate for all modes, remove
the CLK_SET_RATE_PARENT flag from all MSDC clocks for all SoCs: this
will make sure that a clk_set_rate() call performed for a clock on
a secondary controller will not change the rate of a common parent,
which would result in an overclock or underclock of one of the
controllers.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: Markus Schneider-Pargmann <msp@baylibre.com>
Link: https://lore.kernel.org/r/20230516135205.372951-3-angelogioacchino.delregno@collabora.com
Tested-by: Alexandre Mergnat <amergnat@baylibre.com>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/mediatek/clk-mt8365.c')
| -rw-r--r-- | drivers/clk/mediatek/clk-mt8365.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/drivers/clk/mediatek/clk-mt8365.c b/drivers/clk/mediatek/clk-mt8365.c index 28f94e015252..e45381e5d8e2 100644 --- a/drivers/clk/mediatek/clk-mt8365.c +++ b/drivers/clk/mediatek/clk-mt8365.c @@ -431,22 +431,22 @@ static const struct mtk_mux top_muxes[] = { 0x064, 0x068, 0, 1, 7, CLK_CFG_UPDATE, 8), MUX_GATE_CLR_SET_UPD(CLK_TOP_SPI_SEL, "spi_sel", spi_parents, 0x060, 0x064, 0x068, 8, 2, 15, CLK_CFG_UPDATE, 9), - MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC50_0_HC_SEL, "msdc50_0_hc_sel", - msdc50_0_hc_parents, 0x060, 0x064, 0x068, 16, 2, - 23, CLK_CFG_UPDATE, 10), - MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC2_2_HC_SEL, "msdc2_2_hc_sel", - msdc50_0_hc_parents, 0x060, 0x064, 0x068, 24, 2, - 31, CLK_CFG_UPDATE, 11), + MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC50_0_HC_SEL, "msdc50_0_hc_sel", + msdc50_0_hc_parents, 0x060, 0x064, 0x068, 16, 2, + 23, CLK_CFG_UPDATE, 10, 0), + MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC2_2_HC_SEL, "msdc2_2_hc_sel", + msdc50_0_hc_parents, 0x060, 0x064, 0x068, 24, 2, + 31, CLK_CFG_UPDATE, 11, 0), /* CLK_CFG_3 */ - MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC50_0_SEL, "msdc50_0_sel", - msdc50_0_parents, 0x070, 0x074, 0x078, 0, 3, 7, - CLK_CFG_UPDATE, 12), - MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC50_2_SEL, "msdc50_2_sel", - msdc50_2_parents, 0x070, 0x074, 0x078, 8, 3, 15, - CLK_CFG_UPDATE, 13), - MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC30_1_SEL, "msdc30_1_sel", - msdc30_1_parents, 0x070, 0x074, 0x078, 16, 3, 23, - CLK_CFG_UPDATE, 14), + MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC50_0_SEL, "msdc50_0_sel", + msdc50_0_parents, 0x070, 0x074, 0x078, 0, 3, 7, + CLK_CFG_UPDATE, 12, 0), + MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC50_2_SEL, "msdc50_2_sel", + msdc50_2_parents, 0x070, 0x074, 0x078, 8, 3, 15, + CLK_CFG_UPDATE, 13, 0), + MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC30_1_SEL, "msdc30_1_sel", + msdc30_1_parents, 0x070, 0x074, 0x078, 16, 3, 23, + CLK_CFG_UPDATE, 14, 0), MUX_GATE_CLR_SET_UPD(CLK_TOP_AUDIO_SEL, "audio_sel", audio_parents, 0x070, 0x074, 0x078, 24, 2, 31, CLK_CFG_UPDATE, 15), |