Lines Matching refs:zclk
106 struct cpg_z_clk *zclk = to_z_clk(hw); in cpg_z_clk_recalc_rate() local
110 val = readl(zclk->reg) & zclk->mask; in cpg_z_clk_recalc_rate()
111 mult = 32 - (val >> __ffs(zclk->mask)); in cpg_z_clk_recalc_rate()
114 32 * zclk->fixed_div); in cpg_z_clk_recalc_rate()
120 struct cpg_z_clk *zclk = to_z_clk(hw); in cpg_z_clk_determine_rate() local
124 prate = req->best_parent_rate / zclk->fixed_div; in cpg_z_clk_determine_rate()
140 struct cpg_z_clk *zclk = to_z_clk(hw); in cpg_z_clk_set_rate() local
144 mult = DIV64_U64_ROUND_CLOSEST(rate * 32ULL * zclk->fixed_div, in cpg_z_clk_set_rate()
148 if (readl(zclk->kick_reg) & CPG_FRQCRB_KICK) in cpg_z_clk_set_rate()
151 cpg_reg_modify(zclk->reg, zclk->mask, in cpg_z_clk_set_rate()
152 ((32 - mult) << __ffs(zclk->mask)) & zclk->mask); in cpg_z_clk_set_rate()
158 cpg_reg_modify(zclk->kick_reg, 0, CPG_FRQCRB_KICK); in cpg_z_clk_set_rate()
170 if (!(readl(zclk->kick_reg) & CPG_FRQCRB_KICK)) in cpg_z_clk_set_rate()
192 struct cpg_z_clk *zclk; in cpg_z_clk_register() local
195 zclk = kzalloc(sizeof(*zclk), GFP_KERNEL); in cpg_z_clk_register()
196 if (!zclk) in cpg_z_clk_register()
205 zclk->reg = reg + CPG_FRQCRC; in cpg_z_clk_register()
206 zclk->kick_reg = reg + CPG_FRQCRB; in cpg_z_clk_register()
207 zclk->hw.init = &init; in cpg_z_clk_register()
208 zclk->mask = GENMASK(offset + 4, offset); in cpg_z_clk_register()
209 zclk->fixed_div = div; /* PLLVCO x 1/div x SYS-CPU divider */ in cpg_z_clk_register()
211 clk = clk_register(NULL, &zclk->hw); in cpg_z_clk_register()
213 kfree(zclk); in cpg_z_clk_register()