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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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8317797ca6
This adds the DB5500 PRCMU driver. Right now this one is pretty restricted in functionality, exposing a simple interface to send I2C messages. Acked-by: Samuel Ortiz <sameo@linux.intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
46 lines
891 B
C
46 lines
891 B
C
/*
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* Copyright (C) ST-Ericsson SA 2010
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*
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* License Terms: GNU General Public License v2
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*
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* U5500 PRCMU API.
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*/
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#ifndef __MACH_PRCMU_U5500_H
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#define __MACH_PRCMU_U5500_H
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#ifdef CONFIG_UX500_SOC_DB5500
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void db5500_prcmu_early_init(void);
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int db5500_prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size);
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int db5500_prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size);
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#else /* !CONFIG_UX500_SOC_DB5500 */
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static inline void db5500_prcmu_early_init(void)
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{
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}
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static inline int db5500_prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size)
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{
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return -ENOSYS;
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}
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static inline int db5500_prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size)
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{
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return -ENOSYS;
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}
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#endif /* CONFIG_UX500_SOC_DB5500 */
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static inline int db5500_prcmu_config_abb_event_readout(u32 abb_events)
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{
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#ifdef CONFIG_MACH_U5500_SIMULATOR
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return 0;
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#else
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return -1;
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#endif
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}
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#endif /* __MACH_PRCMU_U5500_H */
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