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In some chipsets, we need to disable EXT_BUCK_ISO before turning on the specific power pm-domains (mtcmos), such as ADSP in MT8192 and CAM_VCORE in MT8188. Add the MTK_SCPD_EXT_BUCK_ISO flag to control the buck isolation setting in the mediatek power domain driver. Signed-off-by: Allen-KH Cheng <allen-kh.cheng@mediatek.com> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Link: https://lore.kernel.org/r/20230117032640.13504-3-allen-kh.cheng@mediatek.com Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
112 lines
3.3 KiB
C
112 lines
3.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef __SOC_MEDIATEK_MTK_PM_DOMAINS_H
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#define __SOC_MEDIATEK_MTK_PM_DOMAINS_H
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#define MTK_SCPD_ACTIVE_WAKEUP BIT(0)
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#define MTK_SCPD_FWAIT_SRAM BIT(1)
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#define MTK_SCPD_SRAM_ISO BIT(2)
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#define MTK_SCPD_KEEP_DEFAULT_OFF BIT(3)
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#define MTK_SCPD_DOMAIN_SUPPLY BIT(4)
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/* can't set MTK_SCPD_KEEP_DEFAULT_OFF at the same time */
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#define MTK_SCPD_ALWAYS_ON BIT(5)
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#define MTK_SCPD_EXT_BUCK_ISO BIT(6)
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#define MTK_SCPD_CAPS(_scpd, _x) ((_scpd)->data->caps & (_x))
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#define SPM_VDE_PWR_CON 0x0210
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#define SPM_MFG_PWR_CON 0x0214
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#define SPM_VEN_PWR_CON 0x0230
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#define SPM_ISP_PWR_CON 0x0238
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#define SPM_DIS_PWR_CON 0x023c
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#define SPM_CONN_PWR_CON 0x0280
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#define SPM_VEN2_PWR_CON 0x0298
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#define SPM_AUDIO_PWR_CON 0x029c
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#define SPM_MFG_2D_PWR_CON 0x02c0
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#define SPM_MFG_ASYNC_PWR_CON 0x02c4
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#define SPM_USB_PWR_CON 0x02cc
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#define SPM_PWR_STATUS 0x060c
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#define SPM_PWR_STATUS_2ND 0x0610
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#define PWR_STATUS_CONN BIT(1)
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#define PWR_STATUS_DISP BIT(3)
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#define PWR_STATUS_MFG BIT(4)
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#define PWR_STATUS_ISP BIT(5)
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#define PWR_STATUS_VDEC BIT(7)
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#define PWR_STATUS_VENC_LT BIT(20)
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#define PWR_STATUS_VENC BIT(21)
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#define PWR_STATUS_MFG_2D BIT(22)
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#define PWR_STATUS_MFG_ASYNC BIT(23)
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#define PWR_STATUS_AUDIO BIT(24)
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#define PWR_STATUS_USB BIT(25)
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#define SPM_MAX_BUS_PROT_DATA 6
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#define _BUS_PROT(_mask, _set, _clr, _sta, _update, _ignore) { \
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.bus_prot_mask = (_mask), \
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.bus_prot_set = _set, \
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.bus_prot_clr = _clr, \
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.bus_prot_sta = _sta, \
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.bus_prot_reg_update = _update, \
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.ignore_clr_ack = _ignore, \
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}
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#define BUS_PROT_WR(_mask, _set, _clr, _sta) \
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_BUS_PROT(_mask, _set, _clr, _sta, false, false)
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#define BUS_PROT_WR_IGN(_mask, _set, _clr, _sta) \
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_BUS_PROT(_mask, _set, _clr, _sta, false, true)
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#define BUS_PROT_UPDATE(_mask, _set, _clr, _sta) \
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_BUS_PROT(_mask, _set, _clr, _sta, true, false)
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#define BUS_PROT_UPDATE_TOPAXI(_mask) \
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BUS_PROT_UPDATE(_mask, \
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INFRA_TOPAXI_PROTECTEN, \
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INFRA_TOPAXI_PROTECTEN, \
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INFRA_TOPAXI_PROTECTSTA1)
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struct scpsys_bus_prot_data {
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u32 bus_prot_mask;
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u32 bus_prot_set;
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u32 bus_prot_clr;
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u32 bus_prot_sta;
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bool bus_prot_reg_update;
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bool ignore_clr_ack;
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};
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/**
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* struct scpsys_domain_data - scp domain data for power on/off flow
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* @name: The name of the power domain.
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* @sta_mask: The mask for power on/off status bit.
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* @ctl_offs: The offset for main power control register.
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* @sram_pdn_bits: The mask for sram power control bits.
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* @sram_pdn_ack_bits: The mask for sram power control acked bits.
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* @ext_buck_iso_offs: The offset for external buck isolation
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* @ext_buck_iso_mask: The mask for external buck isolation
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* @caps: The flag for active wake-up action.
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* @bp_infracfg: bus protection for infracfg subsystem
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* @bp_smi: bus protection for smi subsystem
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*/
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struct scpsys_domain_data {
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const char *name;
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u32 sta_mask;
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int ctl_offs;
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u32 sram_pdn_bits;
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u32 sram_pdn_ack_bits;
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int ext_buck_iso_offs;
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u32 ext_buck_iso_mask;
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u8 caps;
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const struct scpsys_bus_prot_data bp_infracfg[SPM_MAX_BUS_PROT_DATA];
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const struct scpsys_bus_prot_data bp_smi[SPM_MAX_BUS_PROT_DATA];
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int pwr_sta_offs;
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int pwr_sta2nd_offs;
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};
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struct scpsys_soc_data {
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const struct scpsys_domain_data *domains_data;
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int num_domains;
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};
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#endif /* __SOC_MEDIATEK_MTK_PM_DOMAINS_H */
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