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author | Masahiro Yamada <yamada.m@jp.panasonic.com> | 2015-02-20 17:04:18 +0900 |
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committer | Tom Rini <trini@ti.com> | 2015-02-21 08:23:52 -0500 |
commit | dc7de222aa82cc962f15b5d04e1e4c6b0ab62398 (patch) | |
tree | 31443e719f54f025300e213138db5e86ea35b216 /arch/arm/mach-keystone/include/mach/clock_defs.h | |
parent | fd697ecf5d1797180c29328b013d48ee3a788e03 (diff) | |
download | u-boot-imx-dc7de222aa82cc962f15b5d04e1e4c6b0ab62398.zip u-boot-imx-dc7de222aa82cc962f15b5d04e1e4c6b0ab62398.tar.gz u-boot-imx-dc7de222aa82cc962f15b5d04e1e4c6b0ab62398.tar.bz2 |
ARM: keystone: move SoC headers to mach-keystone/include/mach
Move arch/arm/include/asm/arch-keystone/*
-> arch/arm/mach-keystone/include/mach/*
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Cc: Tom Rini <trini@ti.com>
Diffstat (limited to 'arch/arm/mach-keystone/include/mach/clock_defs.h')
-rw-r--r-- | arch/arm/mach-keystone/include/mach/clock_defs.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/arch/arm/mach-keystone/include/mach/clock_defs.h b/arch/arm/mach-keystone/include/mach/clock_defs.h new file mode 100644 index 0000000..85a046b --- /dev/null +++ b/arch/arm/mach-keystone/include/mach/clock_defs.h @@ -0,0 +1,111 @@ +/* + * keystone2: common pll clock definitions + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _CLOCK_DEFS_H_ +#define _CLOCK_DEFS_H_ + +#include <asm/arch/hardware.h> + +#define BIT(x) (1 << (x)) + +/* PLL Control Registers */ +struct pllctl_regs { + u32 ctl; /* 00 */ + u32 ocsel; /* 04 */ + u32 secctl; /* 08 */ + u32 resv0; + u32 mult; /* 10 */ + u32 prediv; /* 14 */ + u32 div1; /* 18 */ + u32 div2; /* 1c */ + u32 div3; /* 20 */ + u32 oscdiv1; /* 24 */ + u32 resv1; /* 28 */ + u32 bpdiv; /* 2c */ + u32 wakeup; /* 30 */ + u32 resv2; + u32 cmd; /* 38 */ + u32 stat; /* 3c */ + u32 alnctl; /* 40 */ + u32 dchange; /* 44 */ + u32 cken; /* 48 */ + u32 ckstat; /* 4c */ + u32 systat; /* 50 */ + u32 ckctl; /* 54 */ + u32 resv3[2]; + u32 div4; /* 60 */ + u32 div5; /* 64 */ + u32 div6; /* 68 */ + u32 div7; /* 6c */ + u32 div8; /* 70 */ + u32 div9; /* 74 */ + u32 div10; /* 78 */ + u32 div11; /* 7c */ + u32 div12; /* 80 */ +}; + +static struct pllctl_regs *pllctl_regs[] = { + (struct pllctl_regs *)(KS2_CLOCK_BASE + 0x100) +}; + +#define pllctl_reg(pll, reg) (&(pllctl_regs[pll]->reg)) +#define pllctl_reg_read(pll, reg) __raw_readl(pllctl_reg(pll, reg)) +#define pllctl_reg_write(pll, reg, val) __raw_writel(val, pllctl_reg(pll, reg)) + +#define pllctl_reg_rmw(pll, reg, mask, val) \ + pllctl_reg_write(pll, reg, \ + (pllctl_reg_read(pll, reg) & ~(mask)) | val) + +#define pllctl_reg_setbits(pll, reg, mask) \ + pllctl_reg_rmw(pll, reg, 0, mask) + +#define pllctl_reg_clrbits(pll, reg, mask) \ + pllctl_reg_rmw(pll, reg, mask, 0) + +#define pll0div_read(N) ((pllctl_reg_read(CORE_PLL, div##N) & 0xff) + 1) + +/* PLLCTL Bits */ +#define PLLCTL_BYPASS BIT(23) +#define PLL_PLLRST BIT(14) +#define PLLCTL_PAPLL BIT(13) +#define PLLCTL_CLKMODE BIT(8) +#define PLLCTL_PLLSELB BIT(7) +#define PLLCTL_ENSAT BIT(6) +#define PLLCTL_PLLENSRC BIT(5) +#define PLLCTL_PLLDIS BIT(4) +#define PLLCTL_PLLRST BIT(3) +#define PLLCTL_PLLPWRDN BIT(1) +#define PLLCTL_PLLEN BIT(0) +#define PLLSTAT_GO BIT(0) + +#define MAIN_ENSAT_OFFSET 6 + +#define PLLDIV_ENABLE BIT(15) + +#define PLL_DIV_MASK 0x3f +#define PLL_MULT_MASK 0x1fff +#define PLL_MULT_SHIFT 6 +#define PLLM_MULT_HI_MASK 0x7f +#define PLLM_MULT_HI_SHIFT 12 +#define PLLM_MULT_HI_SMASK (PLLM_MULT_HI_MASK << PLLM_MULT_HI_SHIFT) +#define PLLM_MULT_LO_MASK 0x3f +#define PLL_CLKOD_MASK 0xf +#define PLL_CLKOD_SHIFT 19 +#define PLL_CLKOD_SMASK (PLL_CLKOD_MASK << PLL_CLKOD_SHIFT) +#define PLL_BWADJ_LO_MASK 0xff +#define PLL_BWADJ_LO_SHIFT 24 +#define PLL_BWADJ_LO_SMASK (PLL_BWADJ_LO_MASK << PLL_BWADJ_LO_SHIFT) +#define PLL_BWADJ_HI_MASK 0xf + +#define PLLM_RATIO_DIV1 (PLLDIV_ENABLE | 0x0) +#define PLLM_RATIO_DIV2 (PLLDIV_ENABLE | 0x0) +#define PLLM_RATIO_DIV3 (PLLDIV_ENABLE | 0x1) +#define PLLM_RATIO_DIV4 (PLLDIV_ENABLE | 0x4) +#define PLLM_RATIO_DIV5 (PLLDIV_ENABLE | 0x17) + +#endif /* _CLOCK_DEFS_H_ */ |