From patchwork Fri May 20 12:40:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12856763 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 754E4C433F5 for ; Fri, 20 May 2022 12:42:15 +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=ohz7MPKDpBQYsNEvin2Q1/NbTHast4xLriaaw0o1gVk=; b=vbegFFjyXTipCl G9NT0w4z5kQ0J/ijOiZcJqRyNIFQV63TKNUb0WjTKYZcnZFXamcNvQNbQzsvN36E8/AwAU6Vj5urJ n6y2II1GAMkphqU8EDAE115cvIkbePTjmLgZhenl7hATK4DPuar7UOdlSclS4SHCr7u1TNzjjcXio PZuv1ySL/FEftI7a2fhYFxrVdxHGpeJ40Z5BoF8qhVKjCRYj9S85spgDCKMFngGZt0Euml2QUhZqJ Ruk9vp/yhNnrXe1S5IxhSWCwkTl36ef2xrOKg1PECySzbQDL8PUHHQzrF8qLNVwTazcXozu4l+Rpr dzx936KswoMO3SlXQo+g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ns1wT-00COEY-Ia; Fri, 20 May 2022 12:41:17 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ns1vz-00CNyj-C0; Fri, 20 May 2022 12:40:50 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: kholk11) with ESMTPSA id 39C0C1F462AB DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1653050443; bh=1cI7pJdMnTRIrjJ1RulEP49MI5dUM/5mesdNO1GWVz4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=L0tAkU63Gsv6F35bpHi7VC2t0gJZXQNisR3r2SkQXYnbYmOLl8m1uBpD+9P8Rn8Cg QCK0OPu9l6rX7bmbRnLWsDp+WAOjlUg+eaKbfMG9xS37+4uTNfn9nDXkosP5wiPhQj SOMb+swpYgtORdI3xg6n32hrank1MYBliryTbwtr1UtmKdp4on/oCL2ApOoo6cFTtc XexakscSvOEYUUsLtsucBJAFmkDhp0bGlCtKOn6MdpYuBq4q3AVxcnxhtEy1eEoQUh 38r3B3+12vgkLpEwEJUNK1avcv24xDWYmxvT7Rx2uq4enQJAU8sLWEmicST2fvbMtc boLckHEBkraRw== From: AngeloGioacchino Del Regno To: lee.jones@linaro.org Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, zhiyong.tao@mediatek.com, henryc.chen@mediatek.com, johnson.wang@mediatek.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/7] soc: mediatek: pwrap: Move PMIC read test sequence in function Date: Fri, 20 May 2022 14:40:33 +0200 Message-Id: <20220520124039.228314-2-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> References: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220520_054047_654041_419826FC X-CRM114-Status: GOOD ( 12.37 ) 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 The PMIC read test is performed in two places: pwrap_init_dual_io() and pwrap_init_sidly(). In preparation for adding support for PMICs requiring a companion part, move this sequence to a new function pwrap_pmic_read_test(). Signed-off-by: AngeloGioacchino Del Regno --- drivers/soc/mediatek/mtk-pmic-wrap.c | 32 +++++++++++++++++----------- 1 file changed, 20 insertions(+), 12 deletions(-) diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index d8cb0f833645..d0c79ee4c56b 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -1390,6 +1390,18 @@ static int pwrap_regmap_write(void *context, u32 adr, u32 wdata) return pwrap_write(context, adr, wdata); } +static bool pwrap_pmic_read_test(struct pmic_wrapper *wrp, const u32 *dew_regs, + u16 read_test_val) +{ + bool is_success; + u32 rdata; + + pwrap_read(wrp, dew_regs[PWRAP_DEW_READ_TEST], &rdata); + is_success = ((rdata & U16_MAX) == read_test_val); + + return is_success; +} + static int pwrap_reset_spislave(struct pmic_wrapper *wrp) { bool tmp; @@ -1433,18 +1445,18 @@ static int pwrap_reset_spislave(struct pmic_wrapper *wrp) */ static int pwrap_init_sidly(struct pmic_wrapper *wrp) { - u32 rdata; u32 i; u32 pass = 0; + bool read_ok; signed char dly[16] = { -1, 0, 1, 0, 2, -1, 1, 1, 3, -1, -1, -1, 3, -1, 2, 1 }; for (i = 0; i < 4; i++) { pwrap_writel(wrp, i, PWRAP_SIDLY); - pwrap_read(wrp, wrp->slave->dew_regs[PWRAP_DEW_READ_TEST], - &rdata); - if (rdata == PWRAP_DEW_READ_TEST_VAL) { + read_ok = pwrap_pmic_read_test(wrp, wrp->slave->dew_regs, + PWRAP_DEW_READ_TEST_VAL); + if (read_ok) { dev_dbg(wrp->dev, "[Read Test] pass, SIDLY=%x\n", i); pass |= 1 << i; } @@ -1464,8 +1476,7 @@ static int pwrap_init_sidly(struct pmic_wrapper *wrp) static int pwrap_init_dual_io(struct pmic_wrapper *wrp) { int ret; - bool tmp; - u32 rdata; + bool read_ok, tmp; /* Enable dual IO mode */ pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_DIO_EN], 1); @@ -1481,12 +1492,9 @@ static int pwrap_init_dual_io(struct pmic_wrapper *wrp) pwrap_writel(wrp, 1, PWRAP_DIO_EN); /* Read Test */ - pwrap_read(wrp, - wrp->slave->dew_regs[PWRAP_DEW_READ_TEST], &rdata); - if (rdata != PWRAP_DEW_READ_TEST_VAL) { - dev_err(wrp->dev, - "Read failed on DIO mode: 0x%04x!=0x%04x\n", - PWRAP_DEW_READ_TEST_VAL, rdata); + read_ok = pwrap_pmic_read_test(wrp, wrp->slave->dew_regs, PWRAP_DEW_READ_TEST_VAL); + if (!read_ok) { + dev_err(wrp->dev, "Read failed on DIO mode.\n"); return -EFAULT; } From patchwork Fri May 20 12:40:34 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12856761 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 74B8FC433F5 for ; Fri, 20 May 2022 12:41:54 +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; 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h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fCgpRhpqMw/ZILDXfIXuNwSGMGuhlTYvHEygdNCG1eH2qI0jLyRRDUa7Aye9np1nV KwZKc2Ot/lDUwGKswK5NfQ65IwflRg2Bpm63k3hUQYZhm3EbZdi/UtGJLeB9h/fgtX Dddji/ANIrrp6oMbS6b3tI5dubjyWLHOVkZXpcdYDcrj6UrhCPyGbRe4LvEvCK981v l6rSpENJmrUGVTZBbhoFqm3HJ3FCC8mk1yvvV6kT25IXgFxnDerQM2RrA/q6LOlSJ+ fQywzCUNb9VTAWVX5vDoLa9BvI3y7SFyLk4cwRIr86R8R3PeY2JF0UYJn4Q8DtZlYU tAenNqqD0cTzg== From: AngeloGioacchino Del Regno To: lee.jones@linaro.org Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, zhiyong.tao@mediatek.com, henryc.chen@mediatek.com, johnson.wang@mediatek.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/7] soc: mediatek: pwrap: Add kerneldoc for struct pwrap_slv_type Date: Fri, 20 May 2022 14:40:34 +0200 Message-Id: <20220520124039.228314-3-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> References: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220520_054047_654048_08B03F8F X-CRM114-Status: GOOD ( 10.50 ) 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 new members with name abbreviations describe the struct pwrap_slv_type with kerneldoc to enhance human readability. Signed-off-by: AngeloGioacchino Del Regno --- drivers/soc/mediatek/mtk-pmic-wrap.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index d0c79ee4c56b..76b1f7bc8217 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -1155,11 +1155,17 @@ struct pwrap_slv_regops { int (*pwrap_write)(struct pmic_wrapper *wrp, u32 adr, u32 wdata); }; +/** + * struct pwrap_slv_type - PMIC device wrapper definitions + * @dew_regs: Device Wrapper (DeW) register offsets + * @type: PMIC Type (model) + * @regops: Register R/W ops + * @caps: Capability flags for the target device + */ struct pwrap_slv_type { const u32 *dew_regs; enum pmic_type type; const struct pwrap_slv_regops *regops; - /* Flags indicating the capability for the target slave */ u32 caps; }; From patchwork Fri May 20 12:40:35 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12856772 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 399EBC433EF for ; Fri, 20 May 2022 12:43:10 +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=1lncKHWnJ9SWJxgAUfD2qhTkAZcn6fiGdO3o9+ITv+E=; b=xDTRjlCmUSOL/D vdBSJ/yGGEyb6ETMm8kWuhQCdENvctEUVt3risBT5wpYKv7QzmFhMZZkyA70H5+4066ejXA43GDbM wJl8IdzlslKTCe8dgu2438SAQ0eneFoV7WxdktTJr7H0omyBt1RdDCLHxz5y9KPJ3DPLyikJ9sIeZ 5V8hSGOBmOG2EDif9seYWAflA/dtYWut6ZRmK4KPhqh6bKG3x05IGMZCRnYwechB6qVpOI/kJAOE/ biOX09mMayshJCxAOIxM2GI5lM1n1HSd3FuBs29hiqisdxz1GcoiJHiylZQi3eCCbbDV7euiXtXW1 Sf9J6/4Gs52G4V8992Uw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ns1xB-00COhS-DJ; Fri, 20 May 2022 12:42:01 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ns1vz-00CNzD-U2; Fri, 20 May 2022 12:40:51 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: kholk11) with ESMTPSA id A26CD1F462B4 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1653050445; bh=8jcIV3YZX+OFKg3u+2iMVNrP9zKOyojOdJUUR/XsVLk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lQEE/GHAcv4KipbnoenKlk+PP+KlgEfM+bhCn0KilEIbDULyU2eJNnq7v6PQhDPyU QXc7Gxum/cJfspPv+ND7ZxZukSXzC42P8+dMLkaSNwBTO/N3qQOvH//omNO+78Z4JJ eH2Ee4r74YtYR6/4B5XSfvnm5hAwG0PWJpT8tnfTwx9llKC8ovNID5FHWEnUB4Zy8q Ns98qLj3s3+vdpgORKXL9SOiWgzB4r4Qixx3OPcYtbJc1WUnP+7nQV0lccU7eL7GCn oOx8fnlaVeuknFo5L0BmvHQBJ7TMCM2HNfhcLN6ymJPtgrq1ZMglE3vZD+Nes7HfMJ vFlgrepTsNOhw== From: AngeloGioacchino Del Regno To: lee.jones@linaro.org Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, zhiyong.tao@mediatek.com, henryc.chen@mediatek.com, johnson.wang@mediatek.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/7] soc: mediatek: mtk-pmic-wrap: Add support for companion PMICs Date: Fri, 20 May 2022 14:40:35 +0200 Message-Id: <20220520124039.228314-4-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> References: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220520_054048_286623_572982C0 X-CRM114-Status: GOOD ( 15.80 ) 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 Some PMICs are designed to work with a companion part, which provides more regulators and/or companion devices such as LED controllers, display backlight controllers, battery charging, fuel gauge, etc: this kind of PMICs are usually present in smartphone platforms, where tight integration is required. Signed-off-by: AngeloGioacchino Del Regno --- drivers/soc/mediatek/mtk-pmic-wrap.c | 73 ++++++++++++++++++++++------ 1 file changed, 59 insertions(+), 14 deletions(-) diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index 76b1f7bc8217..8a4bb6392c3a 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -47,6 +47,7 @@ /* macro for device wrapper default value */ #define PWRAP_DEW_READ_TEST_VAL 0x5aa5 +#define PWRAP_DEW_COMP_READ_TEST_VAL 0xa55a #define PWRAP_DEW_WRITE_TEST_VAL 0xa55a /* macro for manual command */ @@ -1159,12 +1160,16 @@ struct pwrap_slv_regops { * struct pwrap_slv_type - PMIC device wrapper definitions * @dew_regs: Device Wrapper (DeW) register offsets * @type: PMIC Type (model) + * @comp_dew_regs: Device Wrapper (DeW) register offsets for companion device + * @comp_type: Companion PMIC Type (model) * @regops: Register R/W ops * @caps: Capability flags for the target device */ struct pwrap_slv_type { const u32 *dew_regs; enum pmic_type type; + const u32 *comp_dew_regs; + enum pmic_type comp_type; const struct pwrap_slv_regops *regops; u32 caps; }; @@ -1483,9 +1488,12 @@ static int pwrap_init_dual_io(struct pmic_wrapper *wrp) { int ret; bool read_ok, tmp; + bool comp_read_ok = true; /* Enable dual IO mode */ pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_DIO_EN], 1); + if (wrp->slave->comp_dew_regs) + pwrap_write(wrp, wrp->slave->comp_dew_regs[PWRAP_DEW_DIO_EN], 1); /* Check IDLE & INIT_DONE in advance */ ret = readx_poll_timeout(pwrap_is_fsm_idle_and_sync_idle, wrp, tmp, tmp, @@ -1499,8 +1507,14 @@ static int pwrap_init_dual_io(struct pmic_wrapper *wrp) /* Read Test */ read_ok = pwrap_pmic_read_test(wrp, wrp->slave->dew_regs, PWRAP_DEW_READ_TEST_VAL); - if (!read_ok) { - dev_err(wrp->dev, "Read failed on DIO mode.\n"); + if (wrp->slave->comp_dew_regs) + comp_read_ok = pwrap_pmic_read_test(wrp, wrp->slave->comp_dew_regs, + PWRAP_DEW_COMP_READ_TEST_VAL); + if (!read_ok || !comp_read_ok) { + dev_err(wrp->dev, "Read failed on DIO mode. Main PMIC %s%s\n", + !read_ok ? "fail" : "success", + wrp->slave->comp_dew_regs && !comp_read_ok ? + ", Companion PMIC fail" : ""); return -EFAULT; } @@ -1575,19 +1589,41 @@ static bool pwrap_is_cipher_ready(struct pmic_wrapper *wrp) return pwrap_readl(wrp, PWRAP_CIPHER_RDY) & 1; } -static bool pwrap_is_pmic_cipher_ready(struct pmic_wrapper *wrp) +static bool __pwrap_is_pmic_cipher_ready(struct pmic_wrapper *wrp, const u32 *dew_regs) { u32 rdata; int ret; - ret = pwrap_read(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_RDY], - &rdata); + ret = pwrap_read(wrp, dew_regs[PWRAP_DEW_CIPHER_RDY], &rdata); if (ret) return false; return rdata == 1; } + +static bool pwrap_is_pmic_cipher_ready(struct pmic_wrapper *wrp) +{ + bool ret = __pwrap_is_pmic_cipher_ready(wrp, wrp->slave->dew_regs); + + if (!ret) + return ret; + + /* If there's any companion, wait for it to be ready too */ + if (wrp->slave->comp_dew_regs) + ret = __pwrap_is_pmic_cipher_ready(wrp, wrp->slave->comp_dew_regs); + + return ret; +} + +static void pwrap_config_cipher(struct pmic_wrapper *wrp, const u32 *dew_regs) +{ + pwrap_write(wrp, dew_regs[PWRAP_DEW_CIPHER_SWRST], 0x1); + pwrap_write(wrp, dew_regs[PWRAP_DEW_CIPHER_SWRST], 0x0); + pwrap_write(wrp, dew_regs[PWRAP_DEW_CIPHER_KEY_SEL], 0x1); + pwrap_write(wrp, dew_regs[PWRAP_DEW_CIPHER_IV_SEL], 0x2); +} + static int pwrap_init_cipher(struct pmic_wrapper *wrp) { int ret; @@ -1623,10 +1659,11 @@ static int pwrap_init_cipher(struct pmic_wrapper *wrp) } /* Config cipher mode @PMIC */ - pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_SWRST], 0x1); - pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_SWRST], 0x0); - pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_KEY_SEL], 0x1); - pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_IV_SEL], 0x2); + pwrap_config_cipher(wrp, wrp->slave->dew_regs); + + /* If there is any companion PMIC, configure cipher mode there too */ + if (wrp->slave->comp_type > 0) + pwrap_config_cipher(wrp, wrp->slave->comp_dew_regs); switch (wrp->slave->type) { case PMIC_MT6397: @@ -1688,6 +1725,7 @@ static int pwrap_init_cipher(struct pmic_wrapper *wrp) static int pwrap_init_security(struct pmic_wrapper *wrp) { + u32 crc_val; int ret; /* Enable encryption */ @@ -1696,14 +1734,21 @@ static int pwrap_init_security(struct pmic_wrapper *wrp) return ret; /* Signature checking - using CRC */ - if (pwrap_write(wrp, - wrp->slave->dew_regs[PWRAP_DEW_CRC_EN], 0x1)) - return -EFAULT; + ret = pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CRC_EN], 0x1); + if (ret == 0 && wrp->slave->comp_dew_regs) + ret = pwrap_write(wrp, wrp->slave->comp_dew_regs[PWRAP_DEW_CRC_EN], 0x1); pwrap_writel(wrp, 0x1, PWRAP_CRC_EN); pwrap_writel(wrp, 0x0, PWRAP_SIG_MODE); - pwrap_writel(wrp, wrp->slave->dew_regs[PWRAP_DEW_CRC_VAL], - PWRAP_SIG_ADR); + + /* CRC value */ + crc_val = wrp->slave->dew_regs[PWRAP_DEW_CRC_VAL]; + if (wrp->slave->comp_dew_regs) + crc_val |= wrp->slave->comp_dew_regs[PWRAP_DEW_CRC_VAL] << 16; + + pwrap_writel(wrp, crc_val, PWRAP_SIG_ADR); + + /* PMIC Wrapper Arbiter priority */ pwrap_writel(wrp, wrp->master->arb_en_all, PWRAP_HIPRIO_ARB_EN); From patchwork Fri May 20 12:40:36 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12856771 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 6B06CC433EF for ; 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Fri, 20 May 2022 12:41:34 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ns1w0-00CNzM-Kn; Fri, 20 May 2022 12:40:50 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: kholk11) with ESMTPSA id 58CB71F462B7 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1653050445; bh=BoofczPYFKPT45RV7EHOivl9vCwrE/P2hpyIXUnhdmU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DeFRLtsJyZn3Ad8KZX20pAjUsCmKh9vxSx2ZT/ZIL0jqhSGN30Z7dNAz3Wr1Nlj6l JlFIo6U/0pZhbtC+/gaQ1hkHs/KQkrCH3fQp2iCo5VXrOUh9h+opdaIeYMyLsiPq6H rP4LYXkkNMP69XvMOSQhb7mvCF7xK5d/DyEzMQuzAo7THEKfDtBUhef1iI0AJO9W+6 U2p6Pai+t0v7/ke89D3shTX/V2WYoa1bXS2ZwrNouYCcbp/+94CdmKA1wBkE1zLCWD dUqesVHsqGEy+srs41/dVeRR3fG8ohTCfAs4vgglPU+wPryaOCaXBqIgMQullwnnkO xkIK/pjn39g3Q== From: AngeloGioacchino Del Regno To: lee.jones@linaro.org Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, zhiyong.tao@mediatek.com, henryc.chen@mediatek.com, johnson.wang@mediatek.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 4/7] dt-bindings: mfd: Add compatible for MT6331 PMIC Date: Fri, 20 May 2022 14:40:36 +0200 Message-Id: <20220520124039.228314-5-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> References: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220520_054048_846716_DA0B34BF X-CRM114-Status: UNSURE ( 8.14 ) X-CRM114-Notice: Please train this message. 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 Add a compatible for the MT6331 PMIC MFD device. Signed-off-by: AngeloGioacchino Del Regno Acked-by: Rob Herring --- Documentation/devicetree/bindings/mfd/mt6397.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/mfd/mt6397.txt b/Documentation/devicetree/bindings/mfd/mt6397.txt index 293db2a71ef2..d59063503b0d 100644 --- a/Documentation/devicetree/bindings/mfd/mt6397.txt +++ b/Documentation/devicetree/bindings/mfd/mt6397.txt @@ -20,6 +20,7 @@ This document describes the binding for MFD device and its sub module. Required properties: compatible: "mediatek,mt6323" for PMIC MT6323 + "mediatek,mt6331" for PMIC MT6331 and MT6332 "mediatek,mt6358" for PMIC MT6358 and MT6366 "mediatek,mt6359" for PMIC MT6359 "mediatek,mt6397" for PMIC MT6397 From patchwork Fri May 20 12:40:37 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12856774 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 23A7DC433F5 for ; Fri, 20 May 2022 12:43:59 +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=wxXq9tt0zfKKuRTjwR1u+pyEfzo+zKZz/oqGhm0yXKA=; b=Y/zkXNlH0SSDjo akBiX2/3DGCyaS/Jo55xoSTX3kHQbBW0Sz9BHaOqclC9xs2X9Dgf1L0ZdLnZQbr5XTxZbPiL1kU9H m1kiMvj6et+86i5C4K2Tmb+1Ea4ncTss6wawWEP7benFF1wh+JpmO/mfHGJ1xLN2XFPebPA9It8wl qU+Y4yZE8QtNFbzuiZLtCkZieQQwLKTh+IutNDxfDknMIRErb8YRwVKVrGMfeQ6H7R72OycqK8h+H 7r/cRy37WrR3vZpfkGOTlfkCswe5w03I60zKxh5wOsZB4zVBRItAAS+VKuIAViixzHdGesN155yOW 4OdVqV1hmuir9PLZk0Kw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ns1xw-00CPOR-IN; Fri, 20 May 2022 12:42:49 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ns1w2-00CO10-3v; Fri, 20 May 2022 12:40:52 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: kholk11) with ESMTPSA id 11F6D1F462BB DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1653050446; bh=FCqAGYG3PfDArscmLdw2+rXDVhbDbana6dJL9Ndg2RM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cz+WV2Mx1DkB5b0z6JeDfZexqx4csHtIhWbrpkSlQui0wFWR3B7ozftz4BvoJHzDC zR8i0VYE0b1wLWZqbd/xrsa/wSdJI1NU6nR7OalNi/0cgbakLC7aZe8acI0m1Obhwv suRskK41KLULIf12pDDy4vtYRN3Kb+ptfz0HQnePs7uqM01eQT00o12mEMPP9MfNjG fGrZBHY/7Tbqg5RmnZXhTPus7+VOH5vKxZFfal2wgJ3WJP6u2+XDPMCA5hv5TZQf4C XFId2BV06XAVDELwtPKlXpHKEuOhpn2jLni0HKcmBKI6NJ4k66ZGNJIe2X4MI10QfL 7XkF5tuAwsnyw== From: AngeloGioacchino Del Regno To: lee.jones@linaro.org Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, zhiyong.tao@mediatek.com, henryc.chen@mediatek.com, johnson.wang@mediatek.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 5/7] soc: mediatek: mtk-pmic-wrap: Add support for MT6331 w/ MT6332 companion Date: Fri, 20 May 2022 14:40:37 +0200 Message-Id: <20220520124039.228314-6-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> References: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220520_054050_390235_E8ED236F X-CRM114-Status: UNSURE ( 9.93 ) X-CRM114-Notice: Please train this message. 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 Add support for the MT6331 PMIC and for its companion MT6332 PMIC. Signed-off-by: AngeloGioacchino Del Regno --- drivers/soc/mediatek/mtk-pmic-wrap.c | 47 ++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index 8a4bb6392c3a..f2fe51feb237 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -170,6 +170,40 @@ static const u32 mt6323_regs[] = { [PWRAP_DEW_RDDMY_NO] = 0x01a4, }; +static const u32 mt6331_regs[] = { + [PWRAP_DEW_DIO_EN] = 0x018c, + [PWRAP_DEW_READ_TEST] = 0x018e, + [PWRAP_DEW_WRITE_TEST] = 0x0190, + [PWRAP_DEW_CRC_SWRST] = 0x0192, + [PWRAP_DEW_CRC_EN] = 0x0194, + [PWRAP_DEW_CRC_VAL] = 0x0196, + [PWRAP_DEW_MON_GRP_SEL] = 0x0198, + [PWRAP_DEW_CIPHER_KEY_SEL] = 0x019a, + [PWRAP_DEW_CIPHER_IV_SEL] = 0x019c, + [PWRAP_DEW_CIPHER_EN] = 0x019e, + [PWRAP_DEW_CIPHER_RDY] = 0x01a0, + [PWRAP_DEW_CIPHER_MODE] = 0x01a2, + [PWRAP_DEW_CIPHER_SWRST] = 0x01a4, + [PWRAP_DEW_RDDMY_NO] = 0x01a6, +}; + +static const u32 mt6332_regs[] = { + [PWRAP_DEW_DIO_EN] = 0x80f6, + [PWRAP_DEW_READ_TEST] = 0x80f8, + [PWRAP_DEW_WRITE_TEST] = 0x80fa, + [PWRAP_DEW_CRC_SWRST] = 0x80fc, + [PWRAP_DEW_CRC_EN] = 0x80fe, + [PWRAP_DEW_CRC_VAL] = 0x8100, + [PWRAP_DEW_MON_GRP_SEL] = 0x8102, + [PWRAP_DEW_CIPHER_KEY_SEL] = 0x8104, + [PWRAP_DEW_CIPHER_IV_SEL] = 0x8106, + [PWRAP_DEW_CIPHER_EN] = 0x8108, + [PWRAP_DEW_CIPHER_RDY] = 0x810a, + [PWRAP_DEW_CIPHER_MODE] = 0x810c, + [PWRAP_DEW_CIPHER_SWRST] = 0x810e, + [PWRAP_DEW_RDDMY_NO] = 0x8110, +}; + static const u32 mt6351_regs[] = { [PWRAP_DEW_DIO_EN] = 0x02F2, [PWRAP_DEW_READ_TEST] = 0x02F4, @@ -1120,6 +1154,8 @@ static int mt8186_regs[] = { enum pmic_type { PMIC_MT6323, + PMIC_MT6331, + PMIC_MT6332, PMIC_MT6351, PMIC_MT6357, PMIC_MT6358, @@ -1975,6 +2011,16 @@ static const struct pwrap_slv_type pmic_mt6323 = { PWRAP_SLV_CAP_SECURITY, }; +static const struct pwrap_slv_type pmic_mt6331 = { + .dew_regs = mt6331_regs, + .type = PMIC_MT6331, + .comp_dew_regs = mt6332_regs, + .comp_type = PMIC_MT6332, + .regops = &pwrap_regops16, + .caps = PWRAP_SLV_CAP_SPI | PWRAP_SLV_CAP_DUALIO | + PWRAP_SLV_CAP_SECURITY, +}; + static const struct pwrap_slv_type pmic_mt6351 = { .dew_regs = mt6351_regs, .type = PMIC_MT6351, @@ -2020,6 +2066,7 @@ static const struct pwrap_slv_type pmic_mt6397 = { static const struct of_device_id of_slave_match_tbl[] = { { .compatible = "mediatek,mt6323", .data = &pmic_mt6323 }, + { .compatible = "mediatek,mt6331", .data = &pmic_mt6331 }, { .compatible = "mediatek,mt6351", .data = &pmic_mt6351 }, { .compatible = "mediatek,mt6357", .data = &pmic_mt6357 }, { .compatible = "mediatek,mt6358", .data = &pmic_mt6358 }, From patchwork Fri May 20 12:40:38 2022 Content-Type: text/plain; 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b=TL5S2cNOJL2dDtgaRf7qSDsTCdcJnljZCSi0GZfDAa4ANsrs/v6qYiU4irLpErJ36 CWhdXWKu5nFGXMfH+Z8Hf+0pXiPAIzm/DHHolEJiOOka7fv2e1MfCfSn/77asP04B1 OcF4MPyV8Q6vV3HlGb2apU2S2dLQgN/FZL0dhaOuqeD4rUIU/HRj7kSr5YnHvFM5GS WSZ07rbQlaKdCOa0CIPMZ5Km5ekeHC+hvUjgvJH7VBTRyMqdJ/Pqj9s2qMSnHzi7AT lVvqd80XhD0lpGC20wgUarP7DTeU72pe6j5y/DDKn7AJtgErSldS5yU5/QKexuyofk Vak+JSF/SAQvA== From: AngeloGioacchino Del Regno To: lee.jones@linaro.org Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, zhiyong.tao@mediatek.com, henryc.chen@mediatek.com, johnson.wang@mediatek.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 6/7] dt-bindings: mediatek: pwrap: Add a compatible for MT6795 Helio X10 Date: Fri, 20 May 2022 14:40:38 +0200 Message-Id: <20220520124039.228314-7-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> References: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220520_054050_448324_54712A10 X-CRM114-Status: UNSURE ( 7.80 ) X-CRM114-Notice: Please train this message. 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 Add a compatible for the MT6765 Helio X10 SoC's PMIC Wrapper. Signed-off-by: AngeloGioacchino Del Regno Acked-by: Rob Herring --- Documentation/devicetree/bindings/soc/mediatek/pwrap.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt b/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt index 0581dbda4828..b53ebebc44bf 100644 --- a/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt +++ b/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt @@ -21,6 +21,7 @@ Required properties in pwrap device node. "mediatek,mt2701-pwrap" for MT2701/7623 SoCs "mediatek,mt6765-pwrap" for MT6765 SoCs "mediatek,mt6779-pwrap" for MT6779 SoCs + "mediatek,mt6795-pwrap" for MT6795 SoCs "mediatek,mt6797-pwrap" for MT6797 SoCs "mediatek,mt6873-pwrap" for MT6873/8192 SoCs "mediatek,mt7622-pwrap" for MT7622 SoCs From patchwork Fri May 20 12:40:39 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12856775 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 240F7C433EF for ; Fri, 20 May 2022 12:44:19 +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=SU3PihoflTnR+/O4dAcV+vYsZuiRyf28pb/U9SrtKYI=; b=ixc5vqR7yeVewq qI2Hs37s0bXrS6V959oOz0NOwJm9RP/K+g5Ymr3wSLeOx8SUcBG7ESCK/QLho7rDUSgRCJUH/fszg 4X4dJtCkH/py4bhhT/TY/BbmIsiz5jdOtRVnzkfy5+tjRmzhKgDr4wD0kykJ4+IwjKlYoJY9Rp/YZ A+qVThLoQzW9ET4LJBMS8d3DU/P3LUdqeit9u8XcBEFThI8TTWdeyF3dpTnN9ujd+RJ9p3cpxzqsj H5P5NcEukUZc2+CQ81+m8ldP+z0bLS8qTrfs7Gw+cHp7yqda66dzwc4HWdc1yrp6cTiysSjT4jae5 PHGwm9uS2fxImFMukBXg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ns1yM-00CPfX-Hm; Fri, 20 May 2022 12:43:15 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ns1w3-00CO1v-LO; Fri, 20 May 2022 12:40:54 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: kholk11) with ESMTPSA id 768931F462E1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1653050448; bh=+kbdRYsHxe7PHtaPpuxGhKRfW2O1PwuOiUr+rtEeRxY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=U1ebcW7jSpjpGZ5vMRp7vlIg70ya+Mv38Al6huikRRQVbjh83elt02K4kiu7z1pZ/ zBKd6qwMu3dKUuS2r3mmRigWmMLiHUFX1WcOr4HtctPMiH+m3NAO8N8v46jW4RqIFz 264LpVSRaxVvyT/040zkeG1pBAP5nWiLeCiinhPKnw9SZ1as7D+X4RpguzBkbKJBy6 n2JQmQKGPU4oTN9/PAxvGB2fNafw86Ew6EnmjpUrWfmE4sw9asH4deouiGyOcxyzrm ylPzU8h75BInT7cVR26hoHdJYVlgphTXZholSbtrgak5LnMipWQYNVRh4h/ASh6Wxt omeN0q2TRVbFA== From: AngeloGioacchino Del Regno To: lee.jones@linaro.org Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, zhiyong.tao@mediatek.com, henryc.chen@mediatek.com, johnson.wang@mediatek.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 7/7] soc: mediatek: pwrap: Add support for MT6795 Helio X10 Date: Fri, 20 May 2022 14:40:39 +0200 Message-Id: <20220520124039.228314-8-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> References: <20220520124039.228314-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220520_054052_030286_AC54121A X-CRM114-Status: GOOD ( 14.25 ) 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 Add the necessary bits to support the MT6795 Helio X10 smartphone SoC: this is always paired with a MT6331 PMIC, with MT6332 companion. Signed-off-by: AngeloGioacchino Del Regno --- drivers/soc/mediatek/mtk-pmic-wrap.c | 131 ++++++++++++++++++++++++++- 1 file changed, 130 insertions(+), 1 deletion(-) diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index f2fe51feb237..200c53e2f76a 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -639,6 +639,91 @@ static int mt6779_regs[] = { [PWRAP_WACS2_VLDCLR] = 0xC28, }; +static int mt6795_regs[] = { + [PWRAP_MUX_SEL] = 0x0, + [PWRAP_WRAP_EN] = 0x4, + [PWRAP_DIO_EN] = 0x8, + [PWRAP_SIDLY] = 0xc, + [PWRAP_RDDMY] = 0x10, + [PWRAP_SI_CK_CON] = 0x14, + [PWRAP_CSHEXT_WRITE] = 0x18, + [PWRAP_CSHEXT_READ] = 0x1c, + [PWRAP_CSLEXT_START] = 0x20, + [PWRAP_CSLEXT_END] = 0x24, + [PWRAP_STAUPD_PRD] = 0x28, + [PWRAP_STAUPD_GRPEN] = 0x2c, + [PWRAP_EINT_STA0_ADR] = 0x30, + [PWRAP_EINT_STA1_ADR] = 0x34, + [PWRAP_STAUPD_MAN_TRIG] = 0x40, + [PWRAP_STAUPD_STA] = 0x44, + [PWRAP_WRAP_STA] = 0x48, + [PWRAP_HARB_INIT] = 0x4c, + [PWRAP_HARB_HPRIO] = 0x50, + [PWRAP_HIPRIO_ARB_EN] = 0x54, + [PWRAP_HARB_STA0] = 0x58, + [PWRAP_HARB_STA1] = 0x5c, + [PWRAP_MAN_EN] = 0x60, + [PWRAP_MAN_CMD] = 0x64, + [PWRAP_MAN_RDATA] = 0x68, + [PWRAP_MAN_VLDCLR] = 0x6c, + [PWRAP_WACS0_EN] = 0x70, + [PWRAP_INIT_DONE0] = 0x74, + [PWRAP_WACS0_CMD] = 0x78, + [PWRAP_WACS0_RDATA] = 0x7c, + [PWRAP_WACS0_VLDCLR] = 0x80, + [PWRAP_WACS1_EN] = 0x84, + [PWRAP_INIT_DONE1] = 0x88, + [PWRAP_WACS1_CMD] = 0x8c, + [PWRAP_WACS1_RDATA] = 0x90, + [PWRAP_WACS1_VLDCLR] = 0x94, + [PWRAP_WACS2_EN] = 0x98, + [PWRAP_INIT_DONE2] = 0x9c, + [PWRAP_WACS2_CMD] = 0xa0, + [PWRAP_WACS2_RDATA] = 0xa4, + [PWRAP_WACS2_VLDCLR] = 0xa8, + [PWRAP_INT_EN] = 0xac, + [PWRAP_INT_FLG_RAW] = 0xb0, + [PWRAP_INT_FLG] = 0xb4, + [PWRAP_INT_CLR] = 0xb8, + [PWRAP_SIG_ADR] = 0xbc, + [PWRAP_SIG_MODE] = 0xc0, + [PWRAP_SIG_VALUE] = 0xc4, + [PWRAP_SIG_ERRVAL] = 0xc8, + [PWRAP_CRC_EN] = 0xcc, + [PWRAP_TIMER_EN] = 0xd0, + [PWRAP_TIMER_STA] = 0xd4, + [PWRAP_WDT_UNIT] = 0xd8, + [PWRAP_WDT_SRC_EN] = 0xdc, + [PWRAP_WDT_FLG] = 0xe0, + [PWRAP_DEBUG_INT_SEL] = 0xe4, + [PWRAP_DVFS_ADR0] = 0xe8, + [PWRAP_DVFS_WDATA0] = 0xec, + [PWRAP_DVFS_ADR1] = 0xf0, + [PWRAP_DVFS_WDATA1] = 0xf4, + [PWRAP_DVFS_ADR2] = 0xf8, + [PWRAP_DVFS_WDATA2] = 0xfc, + [PWRAP_DVFS_ADR3] = 0x100, + [PWRAP_DVFS_WDATA3] = 0x104, + [PWRAP_DVFS_ADR4] = 0x108, + [PWRAP_DVFS_WDATA4] = 0x10c, + [PWRAP_DVFS_ADR5] = 0x110, + [PWRAP_DVFS_WDATA5] = 0x114, + [PWRAP_DVFS_ADR6] = 0x118, + [PWRAP_DVFS_WDATA6] = 0x11c, + [PWRAP_DVFS_ADR7] = 0x120, + [PWRAP_DVFS_WDATA7] = 0x124, + [PWRAP_SPMINF_STA] = 0x128, + [PWRAP_CIPHER_KEY_SEL] = 0x12c, + [PWRAP_CIPHER_IV_SEL] = 0x130, + [PWRAP_CIPHER_EN] = 0x134, + [PWRAP_CIPHER_RDY] = 0x138, + [PWRAP_CIPHER_MODE] = 0x13c, + [PWRAP_CIPHER_SWRST] = 0x140, + [PWRAP_DCM_EN] = 0x144, + [PWRAP_DCM_DBC_PRD] = 0x148, + [PWRAP_EXT_CK] = 0x14c, +}; + static int mt6797_regs[] = { [PWRAP_MUX_SEL] = 0x0, [PWRAP_WRAP_EN] = 0x4, @@ -1168,6 +1253,7 @@ enum pwrap_type { PWRAP_MT2701, PWRAP_MT6765, PWRAP_MT6779, + PWRAP_MT6795, PWRAP_MT6797, PWRAP_MT6873, PWRAP_MT7622, @@ -1585,6 +1671,20 @@ static void pwrap_init_chip_select_ext(struct pmic_wrapper *wrp, u8 hext_write, static int pwrap_common_init_reg_clock(struct pmic_wrapper *wrp) { switch (wrp->master->type) { + case PWRAP_MT6795: + if (wrp->slave->type == PMIC_MT6331) { + const u32 *dew_regs = wrp->slave->dew_regs; + + pwrap_write(wrp, dew_regs[PWRAP_DEW_RDDMY_NO], 0x8); + + if (wrp->slave->comp_type == PMIC_MT6332) { + dew_regs = wrp->slave->comp_dew_regs; + pwrap_write(wrp, dew_regs[PWRAP_DEW_RDDMY_NO], 0x8); + } + } + pwrap_writel(wrp, 0x88, PWRAP_RDDMY); + pwrap_init_chip_select_ext(wrp, 15, 15, 15, 15); + break; case PWRAP_MT8173: pwrap_init_chip_select_ext(wrp, 0, 4, 2, 2); break; @@ -1679,6 +1779,7 @@ static int pwrap_init_cipher(struct pmic_wrapper *wrp) case PWRAP_MT2701: case PWRAP_MT6765: case PWRAP_MT6779: + case PWRAP_MT6795: case PWRAP_MT6797: case PWRAP_MT8173: case PWRAP_MT8186: @@ -1848,6 +1949,19 @@ static int pwrap_mt2701_init_soc_specific(struct pmic_wrapper *wrp) return 0; } +static int pwrap_mt6795_init_soc_specific(struct pmic_wrapper *wrp) +{ + pwrap_writel(wrp, 0xf, PWRAP_STAUPD_GRPEN); + + if (wrp->slave->type == PMIC_MT6331) + pwrap_writel(wrp, 0x1b4, PWRAP_EINT_STA0_ADR); + + if (wrp->slave->comp_type == PMIC_MT6332) + pwrap_writel(wrp, 0x8112, PWRAP_EINT_STA1_ADR); + + return 0; +} + static int pwrap_mt7622_init_soc_specific(struct pmic_wrapper *wrp) { pwrap_writel(wrp, 0, PWRAP_STAUPD_PRD); @@ -1883,7 +1997,8 @@ static int pwrap_init(struct pmic_wrapper *wrp) if (wrp->rstc_bridge) reset_control_reset(wrp->rstc_bridge); - if (wrp->master->type == PWRAP_MT8173) { + if (wrp->master->type == PWRAP_MT8173 || + wrp->master->type == PWRAP_MT6795) { /* Enable DCM */ pwrap_writel(wrp, 3, PWRAP_DCM_EN); pwrap_writel(wrp, 0, PWRAP_DCM_DBC_PRD); @@ -2119,6 +2234,19 @@ static const struct pmic_wrapper_type pwrap_mt6779 = { .init_soc_specific = NULL, }; +static const struct pmic_wrapper_type pwrap_mt6795 = { + .regs = mt6795_regs, + .type = PWRAP_MT6795, + .arb_en_all = 0x3f, + .int_en_all = ~(u32)(BIT(31) | BIT(2) | BIT(1)), + .int1_en_all = 0, + .spi_w = PWRAP_MAN_CMD_SPI_WRITE, + .wdt_src = PWRAP_WDT_SRC_MASK_NO_STAUPD, + .caps = PWRAP_CAP_RESET | PWRAP_CAP_DCM, + .init_reg_clock = pwrap_common_init_reg_clock, + .init_soc_specific = pwrap_mt6795_init_soc_specific, +}; + static const struct pmic_wrapper_type pwrap_mt6797 = { .regs = mt6797_regs, .type = PWRAP_MT6797, @@ -2239,6 +2367,7 @@ static const struct of_device_id of_pwrap_match_tbl[] = { { .compatible = "mediatek,mt2701-pwrap", .data = &pwrap_mt2701 }, { .compatible = "mediatek,mt6765-pwrap", .data = &pwrap_mt6765 }, { .compatible = "mediatek,mt6779-pwrap", .data = &pwrap_mt6779 }, + { .compatible = "mediatek,mt6795-pwrap", .data = &pwrap_mt6795 }, { .compatible = "mediatek,mt6797-pwrap", .data = &pwrap_mt6797 }, { .compatible = "mediatek,mt6873-pwrap", .data = &pwrap_mt6873 }, { .compatible = "mediatek,mt7622-pwrap", .data = &pwrap_mt7622 },