From 7d23d4879e41382f2969d6da82f2c1ec5abf1c09 Mon Sep 17 00:00:00 2001 From: AngeloGioacchino Del Regno Date: Tue, 21 Nov 2023 13:50:31 +0100 Subject: soc: mediatek: mtk-svs: Add a map to retrieve fused values In preparation for adding a common efuse parsing function which will greatly reduce code duplication, add a SoC-specific mapping that will be used to retrieve the right SVS calibration values from the fuses. The maps are two: one is a Global Map used for reading parameters that are SVS-global, and one is a Bank Map for reading calibrations for each SVS Bank. While at it, also populate the map in the platform data for each SoC. Being this a preparation commit, there are no functional changes. Link: https://lore.kernel.org/r/20231121125044.78642-8-angelogioacchino.delregno@collabora.com Signed-off-by: AngeloGioacchino Del Regno --- drivers/soc/mediatek/mtk-svs.c | 87 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 87 insertions(+) (limited to 'drivers/soc') diff --git a/drivers/soc/mediatek/mtk-svs.c b/drivers/soc/mediatek/mtk-svs.c index b5beb33c95ba..6c6f133c327f 100644 --- a/drivers/soc/mediatek/mtk-svs.c +++ b/drivers/soc/mediatek/mtk-svs.c @@ -340,6 +340,26 @@ static const char * const svs_type_names[SVSB_TYPE_MAX] = { "", "_LOW", "_HIGH" }; +enum svs_fusemap_dev { + BDEV_BDES, + BDEV_MDES, + BDEV_MTDES, + BDEV_DCBDET, + BDEV_DCMDET, + BDEV_MAX +}; + +enum svs_fusemap_glb { + GLB_FT_PGM, + GLB_VMIN, + GLB_MAX +}; + +struct svs_fusemap { + s8 index; + u8 ofst; +}; + /** * struct svs_platform - svs platform control * @base: svs platform register base @@ -375,12 +395,14 @@ struct svs_platform_data { struct svs_bank *banks; bool (*efuse_parsing)(struct svs_platform *svsp); int (*probe)(struct svs_platform *svsp); + const struct svs_fusemap *glb_fuse_map; const u32 *regs; u32 bank_max; }; /** * struct svs_bank - svs bank representation + * @dev_fuse_map: Bank fuse map data * @dev: bank device * @opp_dev: device for opp table/buck control * @init_completion: the timeout completion for bank init @@ -444,6 +466,7 @@ struct svs_platform_data { * opp_volt[i] = (volt[i] * volt_step) + volt_base; */ struct svs_bank { + const struct svs_fusemap *dev_fuse_map; struct device *dev; struct device *opp_dev; struct completion init_completion; @@ -2457,6 +2480,9 @@ static struct svs_bank svs_mt8195_banks[] = { .core_sel = 0x0fff0100, .int_st = BIT(0), .ctl0 = 0x00540003, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 10, 16 }, { 10, 24 }, { 10, 0 }, { 8, 0 }, { 8, 8 } + } }, { .sw_id = SVSB_SWID_GPU, @@ -2486,6 +2512,9 @@ static struct svs_bank svs_mt8195_banks[] = { .tzone_htemp_voffset = 0, .tzone_ltemp = 25000, .tzone_ltemp_voffset = 7, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 9, 16 }, { 9, 24 }, { 9, 0 }, { 8, 0 }, { 8, 8 } + }, }, }; @@ -2517,6 +2546,9 @@ static struct svs_bank svs_mt8192_banks[] = { .tzone_htemp_voffset = 0, .tzone_ltemp = 25000, .tzone_ltemp_voffset = 7, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 10, 16 }, { 10, 24 }, { 10, 0 }, { 17, 0 }, { 17, 8 } + } }, { .sw_id = SVSB_SWID_GPU, @@ -2546,6 +2578,9 @@ static struct svs_bank svs_mt8192_banks[] = { .tzone_htemp_voffset = 0, .tzone_ltemp = 25000, .tzone_ltemp_voffset = 7, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 9, 16 }, { 9, 24 }, { 17, 0 }, { 17, 16 }, { 17, 24 } + } }, }; @@ -2572,6 +2607,9 @@ static struct svs_bank svs_mt8188_banks[] = { .core_sel = 0x0fff0000, .int_st = BIT(0), .ctl0 = 0x00100003, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 5, 16 }, { 5, 24 }, { 5, 0 }, { 15, 16 }, { 15, 24 } + } }, { .sw_id = SVSB_SWID_GPU, @@ -2601,6 +2639,9 @@ static struct svs_bank svs_mt8188_banks[] = { .tzone_htemp_voffset = 0, .tzone_ltemp = 25000, .tzone_ltemp_voffset = 7, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 4, 16 }, { 4, 24 }, { 4, 0 }, { 14, 0 }, { 14, 8 } + } }, }; @@ -2629,6 +2670,9 @@ static struct svs_bank svs_mt8186_banks[] = { .core_sel = 0x0fff0100, .int_st = BIT(0), .ctl0 = 0x00540003, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 3, 16 }, { 3, 24 }, { 3, 0 }, { 14, 16 }, { 14, 24 } + } }, { .sw_id = SVSB_SWID_CPU_BIG, @@ -2660,6 +2704,9 @@ static struct svs_bank svs_mt8186_banks[] = { .tzone_htemp_voffset = 8, .tzone_ltemp = 25000, .tzone_ltemp_voffset = 8, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 2, 16 }, { 2, 24 }, { 2, 0 }, { 13, 0 }, { 13, 8 } + } }, { .sw_id = SVSB_SWID_CPU_LITTLE, @@ -2689,6 +2736,9 @@ static struct svs_bank svs_mt8186_banks[] = { .tzone_htemp_voffset = 8, .tzone_ltemp = 25000, .tzone_ltemp_voffset = 8, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 4, 16 }, { 4, 24 }, { 4, 0 }, { 14, 0 }, { 14, 8 } + } }, { .sw_id = SVSB_SWID_CCI, @@ -2717,6 +2767,9 @@ static struct svs_bank svs_mt8186_banks[] = { .tzone_htemp_voffset = 8, .tzone_ltemp = 25000, .tzone_ltemp_voffset = 8, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 5, 16 }, { 5, 24 }, { 5, 0 }, { 15, 16 }, { 15, 24 } + } }, { .sw_id = SVSB_SWID_GPU, @@ -2744,6 +2797,9 @@ static struct svs_bank svs_mt8186_banks[] = { .tzone_htemp_voffset = 8, .tzone_ltemp = 25000, .tzone_ltemp_voffset = 7, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 6, 16 }, { 6, 24 }, { 6, 0 }, { 15, 8 }, { 15, 0 } + } }, }; @@ -2771,6 +2827,9 @@ static struct svs_bank svs_mt8183_banks[] = { .core_sel = 0x8fff0000, .int_st = BIT(0), .ctl0 = 0x00010001, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 16, 0 }, { 16, 8 }, { 17, 16 }, { 16, 16 }, { 16, 24 } + } }, { .sw_id = SVSB_SWID_CPU_BIG, @@ -2795,6 +2854,9 @@ static struct svs_bank svs_mt8183_banks[] = { .core_sel = 0x8fff0001, .int_st = BIT(1), .ctl0 = 0x00000001, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 18, 0 }, { 18, 8 }, { 17, 0 }, { 18, 16 }, { 18, 24 } + } }, { .sw_id = SVSB_SWID_CCI, @@ -2818,6 +2880,9 @@ static struct svs_bank svs_mt8183_banks[] = { .core_sel = 0x8fff0002, .int_st = BIT(2), .ctl0 = 0x00100003, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 4, 0 }, { 4, 8 }, { 5, 16 }, { 4, 16 }, { 4, 24 } + } }, { .sw_id = SVSB_SWID_GPU, @@ -2848,6 +2913,9 @@ static struct svs_bank svs_mt8183_banks[] = { .tzone_htemp_voffset = 0, .tzone_ltemp = 25000, .tzone_ltemp_voffset = 3, + .dev_fuse_map = (const struct svs_fusemap[BDEV_MAX]) { + { 6, 0 }, { 6, 8 }, { 5, 0 }, { 6, 16 }, { 6, 24 } + } }, }; @@ -2858,6 +2926,9 @@ static const struct svs_platform_data svs_mt8195_platform_data = { .probe = svs_mt8192_platform_probe, .regs = svs_regs_v2, .bank_max = ARRAY_SIZE(svs_mt8195_banks), + .glb_fuse_map = (const struct svs_fusemap[GLB_MAX]) { + { 0, 0 }, { 19, 4 } + } }; static const struct svs_platform_data svs_mt8192_platform_data = { @@ -2867,6 +2938,10 @@ static const struct svs_platform_data svs_mt8192_platform_data = { .probe = svs_mt8192_platform_probe, .regs = svs_regs_v2, .bank_max = ARRAY_SIZE(svs_mt8192_banks), + .glb_fuse_map = (const struct svs_fusemap[GLB_MAX]) { + /* FT_PGM not present */ + { -1, 0 }, { 19, 4 } + } }; static const struct svs_platform_data svs_mt8188_platform_data = { @@ -2876,6 +2951,10 @@ static const struct svs_platform_data svs_mt8188_platform_data = { .probe = svs_mt8192_platform_probe, .regs = svs_regs_v2, .bank_max = ARRAY_SIZE(svs_mt8188_banks), + .glb_fuse_map = (const struct svs_fusemap[GLB_MAX]) { + /* FT_PGM and VMIN not present */ + { -1, 0 }, { -1, 0 } + } }; static const struct svs_platform_data svs_mt8186_platform_data = { @@ -2885,6 +2964,10 @@ static const struct svs_platform_data svs_mt8186_platform_data = { .probe = svs_mt8186_platform_probe, .regs = svs_regs_v2, .bank_max = ARRAY_SIZE(svs_mt8186_banks), + .glb_fuse_map = (const struct svs_fusemap[GLB_MAX]) { + /* FT_PGM and VMIN not present */ + { -1, 0 }, { -1, 0 } + } }; static const struct svs_platform_data svs_mt8183_platform_data = { @@ -2894,6 +2977,10 @@ static const struct svs_platform_data svs_mt8183_platform_data = { .probe = svs_mt8183_platform_probe, .regs = svs_regs_v2, .bank_max = ARRAY_SIZE(svs_mt8183_banks), + .glb_fuse_map = (const struct svs_fusemap[GLB_MAX]) { + /* VMIN not present */ + { 0, 4 }, { -1, 0 } + } }; static const struct of_device_id svs_of_match[] = { -- cgit v1.2.3