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| author | Ryder Lee <ryder.lee@mediatek.com> | 2018-04-17 20:30:27 +0800 |
|---|---|---|
| committer | Stephen Boyd <sboyd@kernel.org> | 2018-05-15 15:17:49 -0700 |
| commit | bf61099a21f5a4da3b0551a88d7b3551fa4fff08 (patch) | |
| tree | 7b38a09f9ea99c75d8c76fb1cb1008dbe599a791 | |
| parent | 60cc43fc888428bb2f18f08997432d426a243338 (diff) | |
| download | linux-bf61099a21f5a4da3b0551a88d7b3551fa4fff08.tar.gz linux-bf61099a21f5a4da3b0551a88d7b3551fa4fff08.tar.bz2 linux-bf61099a21f5a4da3b0551a88d7b3551fa4fff08.zip | |
clk: mediatek: correct the clocks for MT2701 HDMI PHY module
The hdmitx_dig_cts clock signal is not a child of clk26m,
and the actual output of the PLL block is derived from
the tvdpll via a configurable PLL post-divider.
It is used as the PLL reference input to the HDMI PHY module.
Fixes: e9862118272a ("clk: mediatek: Add MT2701 clock support")
Signed-off-by: Chunhui Dai <chunhui.dai@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
| -rw-r--r-- | drivers/clk/mediatek/clk-mt2701.c | 8 | ||||
| -rw-r--r-- | include/dt-bindings/clock/mt2701-clk.h | 16 |
2 files changed, 14 insertions, 10 deletions
diff --git a/drivers/clk/mediatek/clk-mt2701.c b/drivers/clk/mediatek/clk-mt2701.c index deca7527f92f..4dda8988b2f0 100644 --- a/drivers/clk/mediatek/clk-mt2701.c +++ b/drivers/clk/mediatek/clk-mt2701.c @@ -46,8 +46,6 @@ static const struct mtk_fixed_clk top_fixed_clks[] = { 340 * MHZ), FIXED_CLK(CLK_TOP_HDMI_0_PLL340M, "hdmi_0_pll340m", "clk26m", 340 * MHZ), - FIXED_CLK(CLK_TOP_HDMITX_CLKDIG_CTS, "hdmitx_dig_cts", "clk26m", - 300 * MHZ), FIXED_CLK(CLK_TOP_HADDS2_FB, "hadds2_fbclk", "clk26m", 27 * MHZ), FIXED_CLK(CLK_TOP_WBG_DIG_416M, "wbg_dig_ck_416m", "clk26m", @@ -977,6 +975,10 @@ static const struct mtk_pll_data apmixed_plls[] = { 21, 0x2d0, 4, 0x0, 0x2d4, 0), }; +static const struct mtk_fixed_factor apmixed_fixed_divs[] = { + FACTOR(CLK_APMIXED_HDMI_REF, "hdmi_ref", "tvdpll", 1, 1), +}; + static int mtk_apmixedsys_init(struct platform_device *pdev) { struct clk_onecell_data *clk_data; @@ -988,6 +990,8 @@ static int mtk_apmixedsys_init(struct platform_device *pdev) mtk_clk_register_plls(node, apmixed_plls, ARRAY_SIZE(apmixed_plls), clk_data); + mtk_clk_register_factors(apmixed_fixed_divs, ARRAY_SIZE(apmixed_fixed_divs), + clk_data); return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); } diff --git a/include/dt-bindings/clock/mt2701-clk.h b/include/dt-bindings/clock/mt2701-clk.h index 24e93dfcee9f..1956ebba4ab9 100644 --- a/include/dt-bindings/clock/mt2701-clk.h +++ b/include/dt-bindings/clock/mt2701-clk.h @@ -171,13 +171,12 @@ #define CLK_TOP_8BDAC 151 #define CLK_TOP_WBG_DIG_416M 152 #define CLK_TOP_DPI 153 -#define CLK_TOP_HDMITX_CLKDIG_CTS 154 -#define CLK_TOP_DSI0_LNTC_DSI 155 -#define CLK_TOP_AUD_EXT1 156 -#define CLK_TOP_AUD_EXT2 157 -#define CLK_TOP_NFI1X_PAD 158 -#define CLK_TOP_AXISEL_D4 159 -#define CLK_TOP_NR 160 +#define CLK_TOP_DSI0_LNTC_DSI 154 +#define CLK_TOP_AUD_EXT1 155 +#define CLK_TOP_AUD_EXT2 156 +#define CLK_TOP_NFI1X_PAD 157 +#define CLK_TOP_AXISEL_D4 158 +#define CLK_TOP_NR 159 /* APMIXEDSYS */ @@ -194,7 +193,8 @@ #define CLK_APMIXED_HADDS2PLL 11 #define CLK_APMIXED_AUD2PLL 12 #define CLK_APMIXED_TVD2PLL 13 -#define CLK_APMIXED_NR 14 +#define CLK_APMIXED_HDMI_REF 14 +#define CLK_APMIXED_NR 15 /* DDRPHY */ |