drivers/clk/clk-si5351.h

Source file repositories/reference/linux-study-clean/drivers/clk/clk-si5351.h

File Facts

System
Linux kernel
Corpus path
drivers/clk/clk-si5351.h
Extension
.h
Size
5657 bytes
Lines
167
Domain
Driver Families
Bucket
drivers/clk
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _CLK_SI5351_H_
#define _CLK_SI5351_H_

#define SI5351_BUS_BASE_ADDR			0x60

#define SI5351_PLL_VCO_MIN			600000000
#define SI5351_PLL_VCO_MAX			900000000
#define SI5351_MULTISYNTH_MIN_FREQ		1000000
#define SI5351_MULTISYNTH_DIVBY4_FREQ		150000000
#define SI5351_MULTISYNTH_MAX_FREQ		160000000
#define SI5351_MULTISYNTH67_MAX_FREQ		SI5351_MULTISYNTH_DIVBY4_FREQ
#define SI5351_CLKOUT_MIN_FREQ			8000
#define SI5351_CLKOUT_MAX_FREQ			SI5351_MULTISYNTH_MAX_FREQ
#define SI5351_CLKOUT67_MAX_FREQ		SI5351_MULTISYNTH67_MAX_FREQ

#define SI5351_PLL_A_MIN			15
#define SI5351_PLL_A_MAX			90
#define SI5351_PLL_B_MAX			(SI5351_PLL_C_MAX-1)
#define SI5351_PLL_C_MAX			1048575
#define SI5351_MULTISYNTH_A_MIN			6
#define SI5351_MULTISYNTH_A_MAX			1800
#define SI5351_MULTISYNTH67_A_MAX		254
#define SI5351_MULTISYNTH_B_MAX			(SI5351_MULTISYNTH_C_MAX-1)
#define SI5351_MULTISYNTH_C_MAX			1048575
#define SI5351_MULTISYNTH_P1_MAX		((1<<18)-1)
#define SI5351_MULTISYNTH_P2_MAX		((1<<20)-1)
#define SI5351_MULTISYNTH_P3_MAX		((1<<20)-1)

#define SI5351_DEVICE_STATUS			0
#define SI5351_INTERRUPT_STATUS			1
#define SI5351_INTERRUPT_MASK			2
#define  SI5351_STATUS_SYS_INIT			(1<<7)
#define  SI5351_STATUS_LOL_B			(1<<6)
#define  SI5351_STATUS_LOL_A			(1<<5)
#define  SI5351_STATUS_LOS			(1<<4)
#define SI5351_OUTPUT_ENABLE_CTRL		3
#define SI5351_OEB_PIN_ENABLE_CTRL		9
#define SI5351_PLL_INPUT_SOURCE			15
#define  SI5351_CLKIN_DIV_MASK			(3<<6)
#define  SI5351_CLKIN_DIV_1			(0<<6)
#define  SI5351_CLKIN_DIV_2			(1<<6)
#define  SI5351_CLKIN_DIV_4			(2<<6)
#define  SI5351_CLKIN_DIV_8			(3<<6)
#define  SI5351_PLLB_SOURCE			(1<<3)
#define  SI5351_PLLA_SOURCE			(1<<2)

#define SI5351_CLK0_CTRL			16
#define SI5351_CLK1_CTRL			17
#define SI5351_CLK2_CTRL			18
#define SI5351_CLK3_CTRL			19
#define SI5351_CLK4_CTRL			20
#define SI5351_CLK5_CTRL			21
#define SI5351_CLK6_CTRL			22
#define SI5351_CLK7_CTRL			23
#define  SI5351_CLK_POWERDOWN			(1<<7)
#define  SI5351_CLK_INTEGER_MODE		(1<<6)
#define  SI5351_CLK_PLL_SELECT			(1<<5)
#define  SI5351_CLK_INVERT			(1<<4)
#define  SI5351_CLK_INPUT_MASK			(3<<2)
#define  SI5351_CLK_INPUT_XTAL			(0<<2)
#define  SI5351_CLK_INPUT_CLKIN			(1<<2)
#define  SI5351_CLK_INPUT_MULTISYNTH_0_4	(2<<2)
#define  SI5351_CLK_INPUT_MULTISYNTH_N		(3<<2)
#define  SI5351_CLK_DRIVE_STRENGTH_MASK		(3<<0)
#define  SI5351_CLK_DRIVE_STRENGTH_2MA		(0<<0)
#define  SI5351_CLK_DRIVE_STRENGTH_4MA		(1<<0)
#define  SI5351_CLK_DRIVE_STRENGTH_6MA		(2<<0)
#define  SI5351_CLK_DRIVE_STRENGTH_8MA		(3<<0)

#define SI5351_CLK3_0_DISABLE_STATE		24
#define SI5351_CLK7_4_DISABLE_STATE		25
#define  SI5351_CLK_DISABLE_STATE_MASK		3
#define  SI5351_CLK_DISABLE_STATE_LOW		0
#define  SI5351_CLK_DISABLE_STATE_HIGH		1
#define  SI5351_CLK_DISABLE_STATE_FLOAT		2
#define  SI5351_CLK_DISABLE_STATE_NEVER		3

#define SI5351_PARAMETERS_LENGTH		8
#define SI5351_PLLA_PARAMETERS			26
#define SI5351_PLLB_PARAMETERS			34
#define SI5351_CLK0_PARAMETERS			42
#define SI5351_CLK1_PARAMETERS			50
#define SI5351_CLK2_PARAMETERS			58
#define SI5351_CLK3_PARAMETERS			66
#define SI5351_CLK4_PARAMETERS			74
#define SI5351_CLK5_PARAMETERS			82
#define SI5351_CLK6_PARAMETERS			90
#define SI5351_CLK7_PARAMETERS			91
#define SI5351_CLK6_7_OUTPUT_DIVIDER		92
#define  SI5351_OUTPUT_CLK_DIV_MASK		(7 << 4)

Annotation

Implementation Notes