upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/arch/arm/include/asm/arch-keystone/clock_defs.h

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/*
* 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 *)(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 | 0)
#define PLLM_RATIO_DIV2 (PLLDIV_ENABLE | 0)
#define PLLM_RATIO_DIV3 (PLLDIV_ENABLE | 1)
#define PLLM_RATIO_DIV4 (PLLDIV_ENABLE | 4)
#define PLLM_RATIO_DIV5 (PLLDIV_ENABLE | 17)
#endif /* _CLOCK_DEFS_H_ */