diff options
Diffstat (limited to 'drivers/clk/meson/meson8b.c')
| -rw-r--r-- | drivers/clk/meson/meson8b.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/clk/meson/meson8b.c b/drivers/clk/meson/meson8b.c index cc2992493e0b..e6e9a9db1095 100644 --- a/drivers/clk/meson/meson8b.c +++ b/drivers/clk/meson/meson8b.c @@ -639,6 +639,54 @@ static struct clk_regmap meson8b_cpu_clk = { }, }; +static struct clk_regmap meson8b_nand_clk_sel = { + .data = &(struct clk_regmap_mux_data){ + .offset = HHI_NAND_CLK_CNTL, + .mask = 0x7, + .shift = 9, + .flags = CLK_MUX_ROUND_CLOSEST, + }, + .hw.init = &(struct clk_init_data){ + .name = "nand_clk_sel", + .ops = &clk_regmap_mux_ops, + /* FIXME all other parents are unknown: */ + .parent_names = (const char *[]){ "fclk_div4", "fclk_div3", + "fclk_div5", "fclk_div7", "xtal" }, + .num_parents = 5, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap meson8b_nand_clk_div = { + .data = &(struct clk_regmap_div_data){ + .offset = HHI_NAND_CLK_CNTL, + .shift = 0, + .width = 7, + .flags = CLK_DIVIDER_ROUND_CLOSEST, + }, + .hw.init = &(struct clk_init_data){ + .name = "nand_clk_div", + .ops = &clk_regmap_divider_ops, + .parent_names = (const char *[]){ "nand_clk_sel" }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap meson8b_nand_clk_gate = { + .data = &(struct clk_regmap_gate_data){ + .offset = HHI_NAND_CLK_CNTL, + .bit_idx = 8, + }, + .hw.init = &(struct clk_init_data){ + .name = "nand_clk_gate", + .ops = &clk_regmap_gate_ops, + .parent_names = (const char *[]){ "nand_clk_div" }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + /* Everything Else (EE) domain gates */ static MESON_GATE(meson8b_ddr, HHI_GCLK_MPEG0, 0); @@ -834,6 +882,9 @@ static struct clk_hw_onecell_data meson8b_hw_onecell_data = { [CLKID_FCLK_DIV4_DIV] = &meson8b_fclk_div4_div.hw, [CLKID_FCLK_DIV5_DIV] = &meson8b_fclk_div5_div.hw, [CLKID_FCLK_DIV7_DIV] = &meson8b_fclk_div7_div.hw, + [CLKID_NAND_SEL] = &meson8b_nand_clk_sel.hw, + [CLKID_NAND_DIV] = &meson8b_nand_clk_div.hw, + [CLKID_NAND_CLK] = &meson8b_nand_clk_gate.hw, [CLK_NR_CLKS] = NULL, }, .num = CLK_NR_CLKS, @@ -939,6 +990,9 @@ static struct clk_regmap *const meson8b_clk_regmaps[] = { &meson8b_fclk_div4, &meson8b_fclk_div5, &meson8b_fclk_div7, + &meson8b_nand_clk_sel, + &meson8b_nand_clk_div, + &meson8b_nand_clk_gate, }; static const struct meson8b_clk_reset_line { |