diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /include/linux/platform_data/voltage-omap.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/linux/platform_data/voltage-omap.h')
-rw-r--r-- | include/linux/platform_data/voltage-omap.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/include/linux/platform_data/voltage-omap.h b/include/linux/platform_data/voltage-omap.h new file mode 100644 index 000000000..43e8da9fb --- /dev/null +++ b/include/linux/platform_data/voltage-omap.h @@ -0,0 +1,36 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * OMAP Voltage Management Routines + * + * Copyright (C) 2011, Texas Instruments, Inc. + */ + +#ifndef __ARCH_ARM_OMAP_VOLTAGE_H +#define __ARCH_ARM_OMAP_VOLTAGE_H + +/** + * struct omap_volt_data - Omap voltage specific data. + * @voltage_nominal: The possible voltage value in uV + * @sr_efuse_offs: The offset of the efuse register(from system + * control module base address) from where to read + * the n-target value for the smartreflex module. + * @sr_errminlimit: Error min limit value for smartreflex. This value + * differs at differnet opp and thus is linked + * with voltage. + * @vp_errorgain: Error gain value for the voltage processor. This + * field also differs according to the voltage/opp. + */ +struct omap_volt_data { + u32 volt_nominal; + u32 sr_efuse_offs; + u8 sr_errminlimit; + u8 vp_errgain; +}; +struct voltagedomain; + +struct voltagedomain *voltdm_lookup(const char *name); +int voltdm_scale(struct voltagedomain *voltdm, unsigned long target_volt); +unsigned long voltdm_get_voltage(struct voltagedomain *voltdm); +struct omap_volt_data *omap_voltage_get_voltdata(struct voltagedomain *voltdm, + unsigned long volt); +#endif |