[PATCH 06/12] soc: mediatek: apu: Add MT8195 APU power driver
From: Flora Fu <hidden>
Date: 2021-12-10 17:53:03
Also in:
linux-arm-kernel, lkml
Subsystem:
arm/mediatek soc support, the rest · Maintainers:
Matthias Brugger, AngeloGioacchino Del Regno, Linus Torvalds
Add APU power driver for MT8195 to support for subsys clock and regulator controller. Signed-off-by: Flora Fu <redacted> --- drivers/soc/mediatek/apusys/apu-pwr.c | 34 ++++++++++++++++++++++++++- 1 file changed, 33 insertions(+), 1 deletion(-)
diff --git a/drivers/soc/mediatek/apusys/apu-pwr.c b/drivers/soc/mediatek/apusys/apu-pwr.c
index e8e54a767aff..73e08b442558 100644
--- a/drivers/soc/mediatek/apusys/apu-pwr.c
+++ b/drivers/soc/mediatek/apusys/apu-pwr.c@@ -578,10 +578,25 @@ static struct apupwr_plat_data mt8192_apu_power_data = { .ops = &mt8192_pwr_ops, }; +static const struct apupwr_plat_reg mt8195_pwr_reg = { + .opp_user = 0x40, + .opp_thermal = 0x44, + .opp_curr = 0x48, + .opp_mask = 0xF, +}; + +static struct apupwr_plat_data mt8195_apu_power_data = { + .dvfs_user = MDLA1, + .plat_regs = &mt8195_pwr_reg, +}; + static const struct of_device_id apu_power_of_match[] = { { .compatible = "mediatek,mt8192-apu-power", .data = &mt8192_apu_power_data + }, { + .compatible = "mediatek,mt8195-apu-power", + .data = &mt8195_apu_power_data }, { /* Terminator */ },
@@ -597,13 +612,30 @@ static struct platform_driver apu_power_driver = { }, }; +static const struct of_device_id apu_combo_iommu[] = { + { .compatible = "mediatek,apu_combo_iommu0"}, + { .compatible = "mediatek,apu_combo_iommu1"}, + {}, +}; +MODULE_DEVICE_TABLE(of, apu_combo_iommu); + +static struct platform_driver apu_combo_iommu_driver = { + .driver = { + .name = "apu_combo_iommu", + .of_match_table = of_match_ptr(apu_combo_iommu), + }, +}; + static int __init apu_power_drv_init(void) { - return platform_driver_register(&apu_power_driver); + platform_driver_register(&apu_power_driver); + platform_driver_register(&apu_combo_iommu_driver); + return 0; } static void __exit apu_power_drv_exit(void) { + platform_driver_unregister(&apu_combo_iommu_driver); platform_driver_unregister(&apu_power_driver); }
--
2.18.0
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