clkbuf.c File Reference

#include <console/console.h>
#include <delay.h>
#include <device/mmio.h>
#include <soc/clkbuf.h>
#include <soc/pmif.h>

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Macros
#define	BUFTAG   "[CLKBUF]"
#define	buf_info(fmt, arg ...)
#define	_buf_clrset32_impl(addr, clear, set)    buf_write(addr, (buf_read(addr) & ~((uint32_t)(clear))) | (set))
#define	BUF_SET_FIELDS(addr, ...)    _BF_IMPL(_buf_clrset32_impl, addr, __VA_ARGS__)
#define	BUF_READ_FIELD(addr, name)    EXTRACT_BITFIELD(buf_read(addr), name)
#define	PMIC_CW00_INIT_VAL   0x4005 /* 0100 0000 0000 0101 */
#define	PMIC_CW09_INIT_VAL   0x01F0 /* 0000 0001 1111 0000 */

Functions
static u32	buf_read (u32 addr)
static void	buf_write (u32 addr, u32 wdata)
static void	dump_clkbuf_log (void)
int	clk_buf_init (void)

Variables
static struct pmif *	pmif_arb

Macro Definition Documentation

_buf_clrset32_impl

#define _buf_clrset32_impl	(		addr,
			clear,
			set
	)		buf_write(addr, (buf_read(addr) & ~((uint32_t)(clear))) | (set))

Definition at line 16 of file clkbuf.c.

buf_info

#define buf_info	(		fmt,
			arg ...
	)

Value:

                                        printk(BIOS_INFO, BUFTAG "%s,%d: " fmt, \
                                        __func__, __LINE__, ## arg)

Definition at line 13 of file clkbuf.c.

BUF_READ_FIELD

#define BUF_READ_FIELD	(		addr,
			name
	)		EXTRACT_BITFIELD(buf_read(addr), name)

Definition at line 21 of file clkbuf.c.

BUF_SET_FIELDS

#define BUF_SET_FIELDS	(		addr,
			...
	)		_BF_IMPL(_buf_clrset32_impl, addr, __VA_ARGS__)

Definition at line 19 of file clkbuf.c.

BUFTAG

#define BUFTAG   "[CLKBUF]"

Definition at line 12 of file clkbuf.c.

PMIC_CW00_INIT_VAL

#define PMIC_CW00_INIT_VAL   0x4005 /* 0100 0000 0000 0101 */

Definition at line 24 of file clkbuf.c.

PMIC_CW09_INIT_VAL

#define PMIC_CW09_INIT_VAL   0x01F0 /* 0000 0001 1111 0000 */

Definition at line 25 of file clkbuf.c.

Function Documentation

buf_read()

static u32 buf_read ( u32  addr )

static

Definition at line 29 of file clkbuf.c.

References addr, get_pmif_controller(), NULL, pmif_arb, PMIF_SPI, and pmif::read.

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buf_write()

static void buf_write ( u32  addr, u32  wdata  )

static

Definition at line 40 of file clkbuf.c.

References addr, get_pmif_controller(), NULL, pmif_arb, PMIF_SPI, and pmif::write.

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clk_buf_init()

int clk_buf_init

(

void

)

Definition at line 78 of file clkbuf.c.

References BUF_SET_FIELDS, CONFIG, dump_clkbuf_log(), PMIC_CW00_INIT_VAL, PMIC_CW09_INIT_VAL, PMIC_RG_DCXO_ADLDO_BIAS_ELR_0, PMIC_RG_DCXO_ADLDO_BIAS_ELR_1, PMIC_RG_DCXO_CW00, PMIC_RG_DCXO_CW08, PMIC_RG_DCXO_CW09, PMIC_RG_LDO_VBBCK_CON0, PMIC_RG_LDO_VBBCK_OP_EN_SET, PMIC_RG_LDO_VRFCK_CON0, PMIC_RG_LDO_VRFCK_ELR, PMIC_RG_LDO_VRFCK_OP_EN_SET, PMIC_RG_TOP_SPI_CON1, PMIC_RG_XO_BUF_CTL0, PMIC_RG_XO_BUF_CTL1, PMIC_RG_XO_BUF_CTL2, PMIC_RG_XO_BUF_CTL3, PMIC_RG_XO_BUF_CTL4, PMIC_TOP_TMA_KEY, PMIC_TOP_TMA_KEY_UNLOCK, and udelay().

Referenced by platform_romstage_main().

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dump_clkbuf_log()

static void dump_clkbuf_log ( void  )

static

Definition at line 47 of file clkbuf.c.

References buf_info, BUF_READ_FIELD, PMIC_RG_DCXO_ADLDO_BIAS_ELR_0, PMIC_RG_DCXO_CW00, PMIC_RG_DCXO_CW09, PMIC_RG_DCXO_CW12, PMIC_RG_DCXO_CW13, PMIC_RG_DCXO_CW15, PMIC_RG_DCXO_CW19, PMIC_RG_LDO_VBBCK_CON0, PMIC_RG_LDO_VBBCK_OP_EN, PMIC_RG_LDO_VRFCK_CON0, PMIC_RG_LDO_VRFCK_OP_EN, and PMIC_RG_TOP_SPI_CON1.

Referenced by clk_buf_init().

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Variable Documentation

pmif_arb

struct pmif* pmif_arb

static

Definition at line 27 of file clkbuf.c.

Referenced by buf_read(), buf_write(), pmic_read(), spmi_cali_rd_clock_polarity(), spmi_mst_init(), and spmi_read_check().