mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-14 23:33:00 +00:00
14b7fba31f
Add memory clock manager driver for N5X. Provides memory clock initialization and enable functions. Signed-off-by: Siew Chin Lim <elly.siew.chin.lim@intel.com>
84 lines
2.6 KiB
C
84 lines
2.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Copyright (C) 2020-2021 Intel Corporation <www.intel.com>
|
|
*/
|
|
|
|
#ifndef _CLK_MEM_N5X_
|
|
#define _CLK_MEM_N5X_
|
|
|
|
#ifndef __ASSEMBLY__
|
|
#include <linux/bitops.h>
|
|
#endif
|
|
|
|
/* Clock Manager registers */
|
|
#define MEMCLKMGR_STAT 4
|
|
#define MEMCLKMGR_INTRGEN 8
|
|
#define MEMCLKMGR_INTRMSK 0x0c
|
|
#define MEMCLKMGR_INTRCLR 0x10
|
|
#define MEMCLKMGR_INTRSTS 0x14
|
|
#define MEMCLKMGR_INTRSTK 0x18
|
|
#define MEMCLKMGR_INTRRAW 0x1c
|
|
|
|
/* Memory Clock Manager PPL group registers */
|
|
#define MEMCLKMGR_MEMPLL_EN 0x20
|
|
#define MEMCLKMGR_MEMPLL_ENS 0x24
|
|
#define MEMCLKMGR_MEMPLL_ENR 0x28
|
|
#define MEMCLKMGR_MEMPLL_BYPASS 0x2c
|
|
#define MEMCLKMGR_MEMPLL_BYPASSS 0x30
|
|
#define MEMCLKMGR_MEMPLL_BYPASSR 0x34
|
|
#define MEMCLKMGR_MEMPLL_MEMDIV 0x38
|
|
#define MEMCLKMGR_MEMPLL_PLLGLOB 0x3c
|
|
#define MEMCLKMGR_MEMPLL_PLLCTRL 0x40
|
|
#define MEMCLKMGR_MEMPLL_PLLDIV 0x44
|
|
#define MEMCLKMGR_MEMPLL_PLLOUTDIV 0x48
|
|
#define MEMCLKMGR_MEMPLL_EXTCNTRST 0x4c
|
|
|
|
#define MEMCLKMGR_CTRL_BOOTMODE BIT(0)
|
|
|
|
#define MEMCLKMGR_STAT_MEMPLL_LOCKED BIT(8)
|
|
|
|
#define MEMCLKMGR_STAT_ALLPLL_LOCKED_MASK \
|
|
(MEMCLKMGR_STAT_MEMPLL_LOCKED)
|
|
|
|
#define MEMCLKMGR_INTER_MEMPLLLOCKED_MASK BIT(0)
|
|
#define MEMCLKMGR_INTER_MEMPLLLOST_MASK BIT(2)
|
|
|
|
#define MEMCLKMGR_BYPASS_MEMPLL_ALL 0x1
|
|
|
|
#define MEMCLKMGR_MEMDIV_MPFEDIV_OFFSET 0
|
|
#define MEMCLKMGR_MEMDIV_APBDIV_OFFSET 4
|
|
#define MEMCLKMGR_MEMDIV_DFICTRLDIV_OFFSET 8
|
|
#define MEMCLKMGR_MEMDIV_DFIDIV_OFFSET 12
|
|
#define MEMCLKMGR_MEMDIV_DFICTRLDIV_MASK BIT(0)
|
|
#define MEMCLKMGR_MEMDIV_DIVIDER_MASK GENMASK(1, 0)
|
|
|
|
#define MEMCLKMGR_PLLGLOB_PSRC_MASK GENMASK(17, 16)
|
|
#define MEMCLKMGR_PLLGLOB_PSRC_OFFSET 16
|
|
#define MEMCLKMGR_PLLGLOB_LOSTLOCK_BYPASS_EN_MASK BIT(28)
|
|
#define MEMCLKMGR_PLLGLOB_CLR_LOSTLOCK_BYPASS_MASK BIT(29)
|
|
|
|
#define MEMCLKMGR_PSRC_EOSC1 0
|
|
#define MEMCLKMGR_PSRC_INTOSC 1
|
|
#define MEMCLKMGR_PSRC_F2S 2
|
|
|
|
#define MEMCLKMGR_PLLCTRL_BYPASS_MASK BIT(0)
|
|
#define MEMCLKMGR_PLLCTRL_RST_N_MASK BIT(1)
|
|
|
|
#define MEMCLKMGR_PLLDIV_DIVR_MASK GENMASK(5, 0)
|
|
#define MEMCLKMGR_PLLDIV_DIVF_MASK GENMASK(16, 8)
|
|
#define MEMCLKMGR_PLLDIV_DIVQ_MASK GENMASK(26, 24)
|
|
#define MEMCLKMGR_PLLDIV_RANGE_MASK GENMASK(30, 28)
|
|
|
|
#define MEMCLKMGR_PLLDIV_DIVR_OFFSET 0
|
|
#define MEMCLKMGR_PLLDIV_DIVF_OFFSET 8
|
|
#define MEMCLKMGR_PLLDIV_DIVQ_QDIV_OFFSET 24
|
|
#define MEMCLKMGR_PLLDIV_RANGE_OFFSET 28
|
|
|
|
#define MEMCLKMGR_PLLOUTDIV_C0CNT_MASK GENMASK(4, 0)
|
|
#define MEMCLKMGR_PLLOUTDIV_C0CNT_OFFSET 0
|
|
|
|
#define MEMCLKMGR_EXTCNTRST_C0CNTRST BIT(7)
|
|
#define MEMCLKMGR_EXTCNTRST_ALLCNTRST \
|
|
(MEMCLKMGR_EXTCNTRST_C0CNTRST)
|
|
|
|
#endif /* _CLK_MEM_N5X_ */
|