diff options
| author | Martin Blumenstingl <martin.blumenstingl@googlemail.com> | 2019-05-20 22:03:18 +0200 |
|---|---|---|
| committer | Jerome Brunet <jbrunet@baylibre.com> | 2019-06-11 11:02:04 +0200 |
| commit | c39c24c1cae2476629c83e63afb19c3ff8987abf (patch) | |
| tree | b02dabbfd780f00541eff1f5acda3ca804b27b0e /drivers/clk/meson/meson8b.c | |
| parent | f278f05e748cdce3d7994c5de7cc2f02cc185f65 (diff) | |
| download | linux-c39c24c1cae2476629c83e63afb19c3ff8987abf.tar.bz2 | |
clk: meson: meson8b: add the cts_mclk_i958 clocks
Add the SPDIF master clock also referred as cts_mclk_i958. The setup for
this clock is identical to GXBB, so this ports commit 3c277c247eabeb
("clk: meson: gxbb: add cts_mclk_i958") to the Meson8/Meson8b/Meson8m2
clock driver.
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Diffstat (limited to 'drivers/clk/meson/meson8b.c')
| -rw-r--r-- | drivers/clk/meson/meson8b.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/clk/meson/meson8b.c b/drivers/clk/meson/meson8b.c index e00f42e7fc46..13ce1783eead 100644 --- a/drivers/clk/meson/meson8b.c +++ b/drivers/clk/meson/meson8b.c @@ -2206,6 +2206,59 @@ static struct clk_regmap meson8b_cts_amclk = { }, }; +/* TODO: the clock at index 0 is "DDR_PLL" which we don't support yet */ +static const char * const meson8b_cts_mclk_i958_parent_names[] = { + "mpll0", "mpll1", "mpll2" +}; + +static u32 meson8b_cts_mclk_i958_mux_table[] = { 1, 2, 3 }; + +static struct clk_regmap meson8b_cts_mclk_i958_sel = { + .data = &(struct clk_regmap_mux_data){ + .offset = HHI_AUD_CLK_CNTL2, + .mask = 0x3, + .shift = 25, + .table = meson8b_cts_mclk_i958_mux_table, + .flags = CLK_MUX_ROUND_CLOSEST, + }, + .hw.init = &(struct clk_init_data) { + .name = "cts_mclk_i958_sel", + .ops = &clk_regmap_mux_ops, + .parent_names = meson8b_cts_mclk_i958_parent_names, + .num_parents = ARRAY_SIZE(meson8b_cts_mclk_i958_parent_names), + }, +}; + +static struct clk_regmap meson8b_cts_mclk_i958_div = { + .data = &(struct clk_regmap_div_data){ + .offset = HHI_AUD_CLK_CNTL2, + .shift = 16, + .width = 8, + .flags = CLK_DIVIDER_ROUND_CLOSEST, + }, + .hw.init = &(struct clk_init_data) { + .name = "cts_mclk_i958_div", + .ops = &clk_regmap_divider_ops, + .parent_names = (const char *[]){ "cts_mclk_i958_sel" }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap meson8b_cts_mclk_i958 = { + .data = &(struct clk_regmap_gate_data){ + .offset = HHI_AUD_CLK_CNTL2, + .bit_idx = 24, + }, + .hw.init = &(struct clk_init_data){ + .name = "cts_mclk_i958", + .ops = &clk_regmap_gate_ops, + .parent_names = (const char *[]){ "cts_mclk_i958_div" }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + /* Everything Else (EE) domain gates */ static MESON_GATE(meson8b_ddr, HHI_GCLK_MPEG0, 0); @@ -2488,6 +2541,9 @@ static struct clk_hw_onecell_data meson8_hw_onecell_data = { [CLKID_CTS_AMCLK_SEL] = &meson8b_cts_amclk_sel.hw, [CLKID_CTS_AMCLK_DIV] = &meson8b_cts_amclk_div.hw, [CLKID_CTS_AMCLK] = &meson8b_cts_amclk.hw, + [CLKID_CTS_MCLK_I958_SEL] = &meson8b_cts_mclk_i958_sel.hw, + [CLKID_CTS_MCLK_I958_DIV] = &meson8b_cts_mclk_i958_div.hw, + [CLKID_CTS_MCLK_I958] = &meson8b_cts_mclk_i958.hw, [CLK_NR_CLKS] = NULL, }, .num = CLK_NR_CLKS, @@ -2700,6 +2756,9 @@ static struct clk_hw_onecell_data meson8b_hw_onecell_data = { [CLKID_CTS_AMCLK_SEL] = &meson8b_cts_amclk_sel.hw, [CLKID_CTS_AMCLK_DIV] = &meson8b_cts_amclk_div.hw, [CLKID_CTS_AMCLK] = &meson8b_cts_amclk.hw, + [CLKID_CTS_MCLK_I958_SEL] = &meson8b_cts_mclk_i958_sel.hw, + [CLKID_CTS_MCLK_I958_DIV] = &meson8b_cts_mclk_i958_div.hw, + [CLKID_CTS_MCLK_I958] = &meson8b_cts_mclk_i958.hw, [CLK_NR_CLKS] = NULL, }, .num = CLK_NR_CLKS, @@ -2914,6 +2973,9 @@ static struct clk_hw_onecell_data meson8m2_hw_onecell_data = { [CLKID_CTS_AMCLK_SEL] = &meson8b_cts_amclk_sel.hw, [CLKID_CTS_AMCLK_DIV] = &meson8b_cts_amclk_div.hw, [CLKID_CTS_AMCLK] = &meson8b_cts_amclk.hw, + [CLKID_CTS_MCLK_I958_SEL] = &meson8b_cts_mclk_i958_sel.hw, + [CLKID_CTS_MCLK_I958_DIV] = &meson8b_cts_mclk_i958_div.hw, + [CLKID_CTS_MCLK_I958] = &meson8b_cts_mclk_i958.hw, [CLK_NR_CLKS] = NULL, }, .num = CLK_NR_CLKS, @@ -3106,6 +3168,9 @@ static struct clk_regmap *const meson8b_clk_regmaps[] = { &meson8b_cts_amclk, &meson8b_cts_amclk_sel, &meson8b_cts_amclk_div, + &meson8b_cts_mclk_i958_sel, + &meson8b_cts_mclk_i958_div, + &meson8b_cts_mclk_i958, }; static const struct meson8b_clk_reset_line { |