Lines Matching +full:pll +full:- +full:clock +full:- +full:frequency

1 // SPDX-License-Identifier: GPL-2.0-or-later
36 #define ACCR_XPDIS		(1 << 31)	/* Core PLL Output Disable */
37 #define ACCR_SPDIS		(1 << 30)	/* System PLL Output Disable */
38 #define ACCR_D0CS		(1 << 26)	/* D0 Mode Clock Select */
39 #define ACCR_PCCE		(1 << 11)	/* Power Mode Change Clock Enable */
40 #define ACCR_DDR_D0CS		(1 << 7)	/* DDR SDRAM clock frequency in D0CS (PXA31x only) */
42 #define ACCR_SMCFS_MASK		(0x7 << 23)	/* Static Memory Controller Frequency Select */
43 #define ACCR_SFLFS_MASK		(0x3 << 18)	/* Frequency Select for Internal Memory Controller */
44 #define ACCR_XSPCLK_MASK	(0x3 << 16)	/* Core Frequency during Frequency Change */
45 #define ACCR_HSS_MASK		(0x3 << 14)	/* System Bus-Clock Frequency Select */
46 #define ACCR_DMCFS_MASK		(0x3 << 12)	/* Dynamic Memory Controller Clock Frequency Select */
47 #define ACCR_XN_MASK		(0x7 << 8)	/* Core PLL Turbo-Mode-to-Run-Mode Ratio */
48 #define ACCR_XL_MASK		(0x1f)		/* Core PLL Run-Mode-to-Oscillator Ratio */
115 		return -ENOMEM;  in setup_freqs_table()
119 		table[i].frequency = freqs[i].cpufreq_mhz * 1000;  in setup_freqs_table()
122 	table[num].frequency = CPUFREQ_TABLE_END;  in setup_freqs_table()
128 	policy->freq_table = table;  in setup_freqs_table()
139 	enable  = ACCR_XN(info->core_xn) | ACCR_XL(info->core_xl);  in __update_core_freq()
140 	/* No clock until core PLL is re-locked */  in __update_core_freq()
142 	xclkcfg = (info->core_xn == 2) ? 0x3 : 0x2;	/* turbo bit */  in __update_core_freq()
154 	enable	= ACCR_SMCFS(info->smcfs) | ACCR_SFLFS(info->sflfs) |  in __update_bus_freq()
155 		  ACCR_HSS(info->hss) | ACCR_DMCFS(info->dmcfs);  in __update_bus_freq()
170 	if (policy->cpu != 0)  in pxa3xx_cpufreq_set()
171 		return -EINVAL;  in pxa3xx_cpufreq_set()
185 	int ret = -EINVAL;  in pxa3xx_cpufreq_init()
188 	policy->min = policy->cpuinfo.min_freq = 104000;  in pxa3xx_cpufreq_init()
189 	policy->max = policy->cpuinfo.max_freq =  in pxa3xx_cpufreq_init()
191 	policy->cpuinfo.transition_latency = 1000; /* FIXME: 1 ms, assumed */  in pxa3xx_cpufreq_init()
202 		pr_err("failed to setup frequency table\n");  in pxa3xx_cpufreq_init()
216 	.name		= "pxa3xx-cpufreq",
234 MODULE_DESCRIPTION("CPU frequency scaling driver for PXA3xx");