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soc: mediatek: pm_domains: Make bus protection generic

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Bus protection is not exclusively done by calling the infracfg misc driver.
Make the calls for setting and clearing the bus protection generic so
that we can use other blocks for it as well.

Signed-off-by: Matthias Brugger <mbrugger@suse.com>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Link: https://lore.kernel.org/r/20201030113622.201188-6-enric.balletbo@collabora.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
This commit is contained in:
Matthias Brugger 2020-10-30 12:36:11 +01:00 • committed by Matthias Brugger
parent 916d6d71ba
commit 928296ea5d
4 changed files with 55 additions and 25 deletions
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5
include/linux/soc/mediatek/infracfg.h
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@ -32,6 +32,11 @@
#define MT7622_TOP_AXI_PROT_EN_WB (BIT(2) | BIT(6) | \
BIT(7) | BIT(8))
#define INFRA_TOPAXI_PROTECTEN 0x0220
#define INFRA_TOPAXI_PROTECTSTA1 0x0228
#define INFRA_TOPAXI_PROTECTEN_SET 0x0260
#define INFRA_TOPAXI_PROTECTEN_CLR 0x0264
#define REG_INFRA_MISC 0xf00
#define F_DDR_4GB_SUPPORT_EN BIT(13)