linux/include/dt-bindings/clock/at91.h
Alexandre Belloni d387ff5427 clk: at91: add new DT lookup function
Add a new DT lookup function to lookup for PMC clocks.

Note that the #ifndef AT91_PMC_MOSCS section will be removed once all the
platforms are converted.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2018-10-17 10:44:33 -07:00

39 lines
1.0 KiB
C

/*
* This header provides constants for AT91 pmc status.
*
* The constants defined in this header are being used in dts.
*
* Licensed under GPLv2 or later.
*/
#ifndef _DT_BINDINGS_CLK_AT91_H
#define _DT_BINDINGS_CLK_AT91_H
#define PMC_TYPE_CORE 0
#define PMC_TYPE_SYSTEM 1
#define PMC_TYPE_PERIPHERAL 2
#define PMC_TYPE_GCK 3
#define PMC_SLOW 0
#define PMC_MCK 1
#define PMC_UTMI 2
#define PMC_MAIN 3
#define PMC_MCK2 4
#define PMC_I2S0_MUX 5
#define PMC_I2S1_MUX 6
#ifndef AT91_PMC_MOSCS
#define AT91_PMC_MOSCS 0 /* MOSCS Flag */
#define AT91_PMC_LOCKA 1 /* PLLA Lock */
#define AT91_PMC_LOCKB 2 /* PLLB Lock */
#define AT91_PMC_MCKRDY 3 /* Master Clock */
#define AT91_PMC_LOCKU 6 /* UPLL Lock */
#define AT91_PMC_PCKRDY(id) (8 + (id)) /* Programmable Clock */
#define AT91_PMC_MOSCSELS 16 /* Main Oscillator Selection */
#define AT91_PMC_MOSCRCS 17 /* Main On-Chip RC */
#define AT91_PMC_CFDEV 18 /* Clock Failure Detector Event */
#define AT91_PMC_GCKRDY 24 /* Generated Clocks */
#endif
#endif