From patchwork Fri Nov 17 09:42:15 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 13458655 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 20475C197A0 for ; Fri, 17 Nov 2023 09:43:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=HtegZoxr8u9SYV1eotcIJXHhWiL6H9nk++eS8pIwTvk=; b=ka5oR6+rN5crao MG8JYzJQV9AYujdB5awgDlYhQm9Ca7XuiT+bXWZNJ7KXONdJjj88jAZKUyeTxiYOs7tjQ+bufoQCj tsUBZ05b2bK0Uq4ZozESBA5zugu/Olq2qifp8CmNfRCSh94ai4rxOMrpnWRw0Enbea6Ygpup2XOfM Lnxo6wk2jpOglGtvaCUKD4azVl76FSBwEXB2xyZYX7Al/spFirWqtnnGWP8yT973X06Lf6o3hUprH lhW4XRDxGSk9/yEhXavzN1ID1bztAqqM9SKsRCxqknuXoLxy0snIJo9vOydQBWp/XIwdcWasNBHsc 2fVhC/msNPDImTsxhfAQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r3vNZ-0067KL-1K; Fri, 17 Nov 2023 09:43:13 +0000 Received: from madras.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e5ab]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r3vN5-0066sr-00; Fri, 17 Nov 2023 09:42:45 +0000 Received: from IcarusMOD.eternityproject.eu (cola.collaboradmins.com [195.201.22.229]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 058686607390; Fri, 17 Nov 2023 09:42:40 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1700214161; bh=y4hC7rjcvzTRTeQC8pyo7KQ1ZhxtsknG+ldiwzI/d40=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nzT/qmcbWDsdlwapLFxL+3qL4mKZqY8YP2CfMbqlB12ZjdRKDSlPFhLu67nAsvlG4 K+mukpo5PUX+gSlwp5u+DYCoXh9mAqOUv0+qovWRclEQpvH+Xeo4olWHsQ8ocA7YPP dLVGZkqIgnKfwy+44JdnbpvQCxLAmtuzTvrgdhZ7i3UW6NghMYj0JXvfmxtXYr4TKx HcQ6FG8b0yi6sRTDTiCrKbQ9FbbCR93RqMg4xDKZ7zgFnLgSmn0ZJwRKlmUda2cKnR Pef3J8ivQNv9hDWOUNPXI3wjOGXVfJRmAZCvkjyfVDTQbTvlsEs7XLpi/roAt17XmO XQgNdAgXcnhOA== From: AngeloGioacchino Del Regno To: matthias.bgg@gmail.com Cc: krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, robh+dt@kernel.org, angelogioacchino.delregno@collabora.com, p.zabel@pengutronix.de, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, kernel@collabora.com, wenst@chromium.org Subject: [PATCH v1 07/20] soc: mediatek: mtk-svs: Add a map to retrieve fused values Date: Fri, 17 Nov 2023 10:42:15 +0100 Message-ID: <20231117094228.40013-8-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231117094228.40013-1-angelogioacchino.delregno@collabora.com> References: <20231117094228.40013-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231117_014243_296765_EB5EA84A X-CRM114-Status: GOOD ( 14.38 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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. Signed-off-by: AngeloGioacchino Del Regno --- drivers/soc/mediatek/mtk-svs.c | 87 ++++++++++++++++++++++++++++++++++ 1 file changed, 87 insertions(+) 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[] = {