diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:03 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:03 +0000 |
commit | 01a69402cf9d38ff180345d55c2ee51c7e89fbc7 (patch) | |
tree | b406c5242a088c4f59c6e4b719b783f43aca6ae9 /drivers/clk/clk-versaclock3.c | |
parent | Adding upstream version 6.7.12. (diff) | |
download | linux-01a69402cf9d38ff180345d55c2ee51c7e89fbc7.tar.xz linux-01a69402cf9d38ff180345d55c2ee51c7e89fbc7.zip |
Adding upstream version 6.8.9.upstream/6.8.9
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/clk/clk-versaclock3.c')
-rw-r--r-- | drivers/clk/clk-versaclock3.c | 88 |
1 files changed, 40 insertions, 48 deletions
diff --git a/drivers/clk/clk-versaclock3.c b/drivers/clk/clk-versaclock3.c index 00930d7bca..76d7ea1964 100644 --- a/drivers/clk/clk-versaclock3.c +++ b/drivers/clk/clk-versaclock3.c @@ -37,7 +37,7 @@ #define VC3_PLL1_M_DIV(n) ((n) & GENMASK(5, 0)) #define VC3_PLL1_VCO_N_DIVIDER 0x9 -#define VC3_PLL1_LOOP_FILTER_N_DIV_MSB 0x0a +#define VC3_PLL1_LOOP_FILTER_N_DIV_MSB 0xa #define VC3_OUT_DIV1_DIV2_CTRL 0xf @@ -148,16 +148,16 @@ struct vc3_pfd_data { }; struct vc3_pll_data { + unsigned long vco_min; + unsigned long vco_max; u8 num; u8 int_div_msb_offs; u8 int_div_lsb_offs; - unsigned long vco_min; - unsigned long vco_max; }; struct vc3_div_data { - u8 offs; const struct clk_div_table *table; + u8 offs; u8 shift; u8 width; u8 flags; @@ -210,7 +210,7 @@ static const struct clk_div_table div3_divs[] = { static struct clk_hw *clk_out[6]; -static unsigned char vc3_pfd_mux_get_parent(struct clk_hw *hw) +static u8 vc3_pfd_mux_get_parent(struct clk_hw *hw) { struct vc3_hw_data *vc3 = container_of(hw, struct vc3_hw_data, hw); const struct vc3_clk_data *pfd_mux = vc3->data; @@ -226,9 +226,8 @@ static int vc3_pfd_mux_set_parent(struct clk_hw *hw, u8 index) struct vc3_hw_data *vc3 = container_of(hw, struct vc3_hw_data, hw); const struct vc3_clk_data *pfd_mux = vc3->data; - regmap_update_bits(vc3->regmap, pfd_mux->offs, pfd_mux->bitmsk, - index ? pfd_mux->bitmsk : 0); - return 0; + return regmap_update_bits(vc3->regmap, pfd_mux->offs, pfd_mux->bitmsk, + index ? pfd_mux->bitmsk : 0); } static const struct clk_ops vc3_pfd_mux_ops = { @@ -440,7 +439,7 @@ static const struct clk_ops vc3_pll_ops = { .set_rate = vc3_pll_set_rate, }; -static unsigned char vc3_div_mux_get_parent(struct clk_hw *hw) +static u8 vc3_div_mux_get_parent(struct clk_hw *hw) { struct vc3_hw_data *vc3 = container_of(hw, struct vc3_hw_data, hw); const struct vc3_clk_data *div_mux = vc3->data; @@ -456,10 +455,8 @@ static int vc3_div_mux_set_parent(struct clk_hw *hw, u8 index) struct vc3_hw_data *vc3 = container_of(hw, struct vc3_hw_data, hw); const struct vc3_clk_data *div_mux = vc3->data; - regmap_update_bits(vc3->regmap, div_mux->offs, div_mux->bitmsk, - index ? div_mux->bitmsk : 0); - - return 0; + return regmap_update_bits(vc3->regmap, div_mux->offs, div_mux->bitmsk, + index ? div_mux->bitmsk : 0); } static const struct clk_ops vc3_div_mux_ops = { @@ -477,7 +474,7 @@ static unsigned int vc3_get_div(const struct clk_div_table *table, if (clkt->val == val) return clkt->div; - return 0; + return 1; } static unsigned long vc3_div_recalc_rate(struct clk_hw *hw, @@ -524,10 +521,9 @@ static int vc3_div_set_rate(struct clk_hw *hw, unsigned long rate, value = divider_get_val(rate, parent_rate, div_data->table, div_data->width, div_data->flags); - regmap_update_bits(vc3->regmap, div_data->offs, - VC3_DIV_MASK(div_data->width) << div_data->shift, - value << div_data->shift); - return 0; + return regmap_update_bits(vc3->regmap, div_data->offs, + VC3_DIV_MASK(div_data->width) << div_data->shift, + value << div_data->shift); } static const struct clk_ops vc3_div_ops = { @@ -539,11 +535,9 @@ static const struct clk_ops vc3_div_ops = { static int vc3_clk_mux_determine_rate(struct clk_hw *hw, struct clk_rate_request *req) { - int ret; int frc; - ret = clk_mux_determine_rate_flags(hw, req, CLK_SET_RATE_PARENT); - if (ret) { + if (clk_mux_determine_rate_flags(hw, req, CLK_SET_RATE_PARENT)) { /* The below check is equivalent to (best_parent_rate/rate) */ if (req->best_parent_rate >= req->rate) { frc = DIV_ROUND_CLOSEST_ULL(req->best_parent_rate, @@ -552,13 +546,12 @@ static int vc3_clk_mux_determine_rate(struct clk_hw *hw, return clk_mux_determine_rate_flags(hw, req, CLK_SET_RATE_PARENT); } - ret = 0; } - return ret; + return 0; } -static unsigned char vc3_clk_mux_get_parent(struct clk_hw *hw) +static u8 vc3_clk_mux_get_parent(struct clk_hw *hw) { struct vc3_hw_data *vc3 = container_of(hw, struct vc3_hw_data, hw); const struct vc3_clk_data *clk_mux = vc3->data; @@ -574,9 +567,8 @@ static int vc3_clk_mux_set_parent(struct clk_hw *hw, u8 index) struct vc3_hw_data *vc3 = container_of(hw, struct vc3_hw_data, hw); const struct vc3_clk_data *clk_mux = vc3->data; - regmap_update_bits(vc3->regmap, clk_mux->offs, - clk_mux->bitmsk, index ? clk_mux->bitmsk : 0); - return 0; + return regmap_update_bits(vc3->regmap, clk_mux->offs, clk_mux->bitmsk, + index ? clk_mux->bitmsk : 0); } static const struct clk_ops vc3_clk_mux_ops = { @@ -605,7 +597,7 @@ static struct vc3_hw_data clk_pfd_mux[] = { .offs = VC3_PLL_OP_CTRL, .bitmsk = BIT(VC3_PLL_OP_CTRL_PLL2_REFIN_SEL) }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "pfd2_mux", .ops = &vc3_pfd_mux_ops, .parent_data = pfd_mux_parent_data, @@ -618,7 +610,7 @@ static struct vc3_hw_data clk_pfd_mux[] = { .offs = VC3_GENERAL_CTR, .bitmsk = BIT(VC3_GENERAL_CTR_PLL3_REFIN_SEL) }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "pfd3_mux", .ops = &vc3_pfd_mux_ops, .parent_data = pfd_mux_parent_data, @@ -636,7 +628,7 @@ static struct vc3_hw_data clk_pfd[] = { .mdiv1_bitmsk = VC3_PLL1_M_DIV1, .mdiv2_bitmsk = VC3_PLL1_M_DIV2 }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "pfd1", .ops = &vc3_pfd_ops, .parent_data = &(const struct clk_parent_data) { @@ -653,7 +645,7 @@ static struct vc3_hw_data clk_pfd[] = { .mdiv1_bitmsk = VC3_PLL2_M_DIV1, .mdiv2_bitmsk = VC3_PLL2_M_DIV2 }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "pfd2", .ops = &vc3_pfd_ops, .parent_hws = (const struct clk_hw *[]) { @@ -670,7 +662,7 @@ static struct vc3_hw_data clk_pfd[] = { .mdiv1_bitmsk = VC3_PLL3_M_DIV1, .mdiv2_bitmsk = VC3_PLL3_M_DIV2 }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "pfd3", .ops = &vc3_pfd_ops, .parent_hws = (const struct clk_hw *[]) { @@ -691,7 +683,7 @@ static struct vc3_hw_data clk_pll[] = { .vco_min = VC3_PLL1_VCO_MIN, .vco_max = VC3_PLL1_VCO_MAX }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "pll1", .ops = &vc3_pll_ops, .parent_hws = (const struct clk_hw *[]) { @@ -709,7 +701,7 @@ static struct vc3_hw_data clk_pll[] = { .vco_min = VC3_PLL2_VCO_MIN, .vco_max = VC3_PLL2_VCO_MAX }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "pll2", .ops = &vc3_pll_ops, .parent_hws = (const struct clk_hw *[]) { @@ -727,7 +719,7 @@ static struct vc3_hw_data clk_pll[] = { .vco_min = VC3_PLL3_VCO_MIN, .vco_max = VC3_PLL3_VCO_MAX }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "pll3", .ops = &vc3_pll_ops, .parent_hws = (const struct clk_hw *[]) { @@ -760,7 +752,7 @@ static struct vc3_hw_data clk_div_mux[] = { .offs = VC3_GENERAL_CTR, .bitmsk = VC3_GENERAL_CTR_DIV1_SRC_SEL }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "div1_mux", .ops = &vc3_div_mux_ops, .parent_data = div_mux_parent_data[VC3_DIV1_MUX], @@ -773,7 +765,7 @@ static struct vc3_hw_data clk_div_mux[] = { .offs = VC3_PLL3_CHARGE_PUMP_CTRL, .bitmsk = VC3_PLL3_CHARGE_PUMP_CTRL_OUTDIV3_SRC_SEL }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "div3_mux", .ops = &vc3_div_mux_ops, .parent_data = div_mux_parent_data[VC3_DIV3_MUX], @@ -786,7 +778,7 @@ static struct vc3_hw_data clk_div_mux[] = { .offs = VC3_OUTPUT_CTR, .bitmsk = VC3_OUTPUT_CTR_DIV4_SRC_SEL }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "div4_mux", .ops = &vc3_div_mux_ops, .parent_data = div_mux_parent_data[VC3_DIV4_MUX], @@ -805,7 +797,7 @@ static struct vc3_hw_data clk_div[] = { .width = 4, .flags = CLK_DIVIDER_READ_ONLY }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "div1", .ops = &vc3_div_ops, .parent_hws = (const struct clk_hw *[]) { @@ -823,7 +815,7 @@ static struct vc3_hw_data clk_div[] = { .width = 4, .flags = CLK_DIVIDER_READ_ONLY }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "div2", .ops = &vc3_div_ops, .parent_hws = (const struct clk_hw *[]) { @@ -841,7 +833,7 @@ static struct vc3_hw_data clk_div[] = { .width = 4, .flags = CLK_DIVIDER_READ_ONLY }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "div3", .ops = &vc3_div_ops, .parent_hws = (const struct clk_hw *[]) { @@ -859,7 +851,7 @@ static struct vc3_hw_data clk_div[] = { .width = 4, .flags = CLK_DIVIDER_READ_ONLY }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "div4", .ops = &vc3_div_ops, .parent_hws = (const struct clk_hw *[]) { @@ -877,7 +869,7 @@ static struct vc3_hw_data clk_div[] = { .width = 4, .flags = CLK_DIVIDER_READ_ONLY }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "div5", .ops = &vc3_div_ops, .parent_hws = (const struct clk_hw *[]) { @@ -895,7 +887,7 @@ static struct vc3_hw_data clk_mux[] = { .offs = VC3_SE1_DIV4_CTRL, .bitmsk = VC3_SE1_DIV4_CTRL_SE1_CLK_SEL }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "se1_mux", .ops = &vc3_clk_mux_ops, .parent_hws = (const struct clk_hw *[]) { @@ -911,7 +903,7 @@ static struct vc3_hw_data clk_mux[] = { .offs = VC3_SE2_CTRL_REG0, .bitmsk = VC3_SE2_CTRL_REG0_SE2_CLK_SEL }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "se2_mux", .ops = &vc3_clk_mux_ops, .parent_hws = (const struct clk_hw *[]) { @@ -927,7 +919,7 @@ static struct vc3_hw_data clk_mux[] = { .offs = VC3_SE3_DIFF1_CTRL_REG, .bitmsk = VC3_SE3_DIFF1_CTRL_REG_SE3_CLK_SEL }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "se3_mux", .ops = &vc3_clk_mux_ops, .parent_hws = (const struct clk_hw *[]) { @@ -943,7 +935,7 @@ static struct vc3_hw_data clk_mux[] = { .offs = VC3_DIFF1_CTRL_REG, .bitmsk = VC3_DIFF1_CTRL_REG_DIFF1_CLK_SEL }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "diff1_mux", .ops = &vc3_clk_mux_ops, .parent_hws = (const struct clk_hw *[]) { @@ -959,7 +951,7 @@ static struct vc3_hw_data clk_mux[] = { .offs = VC3_DIFF2_CTRL_REG, .bitmsk = VC3_DIFF2_CTRL_REG_DIFF2_CLK_SEL }, - .hw.init = &(struct clk_init_data){ + .hw.init = &(struct clk_init_data) { .name = "diff2_mux", .ops = &vc3_clk_mux_ops, .parent_hws = (const struct clk_hw *[]) { |