From patchwork Sat Nov 27 22:32:52 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sam Protsenko X-Patchwork-Id: 12642561 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4C717C433EF for ; Sat, 27 Nov 2021 22:40:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1356661AbhK0WoM (ORCPT ); Sat, 27 Nov 2021 17:44:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57996 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1356559AbhK0WmL (ORCPT ); Sat, 27 Nov 2021 17:42:11 -0500 Received: from mail-wm1-x32b.google.com (mail-wm1-x32b.google.com [IPv6:2a00:1450:4864:20::32b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D7316C0617A1 for ; Sat, 27 Nov 2021 14:33:07 -0800 (PST) Received: by mail-wm1-x32b.google.com with SMTP id 137so11301711wma.1 for ; Sat, 27 Nov 2021 14:33:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=hN+6gbYdyGAjVnMlgQrBqQi/CF2WLkIegNLftvsH2gY=; b=DlVHEKe1sf9t1x3J3dV5oUzT5laj66uD+D8FcpDAJGtTw7W6R/G6/4i/1FsAegGaC4 DW4mVPYOPZZa1fR+gJVNcxrDMoGaTpCFO3BS6HqLDhV685L/RFi8oZ3uCTMIVamCk/rH Gbm13j/4qRRRpYZNvl7glovJJVa4VSthBqDZ1Emi172S1esenJHvEmYHb1eH0HfsP46I EIUfXDANPd+JKuTHyKrw/fL7UZ2YD9yL22xJNnjsCng73w0MP+ZI7cfIWty5543aPlMg jYSBaNQJ2WS81kRXrTK+CKnleaWNOIepZa+TUGt8DNK8znwRi+QHw0uezn0wfC/HRYbd ewkw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=hN+6gbYdyGAjVnMlgQrBqQi/CF2WLkIegNLftvsH2gY=; b=wJ60wTPXm0KyW8yVHQxMToEb9v/luLH2w+GeMH/J4Rl/MAgLcnRANh6JWl9sogzyS1 G7U25aHQ59LInYI+8W2k1jazDbi80Q+XIZitIP31FiXPljBYKy6Va2meXXQGExB1ZiX4 LB41jYzbbGZ5kGhP1feAhTcwQmTjwlFsyOHbjO2hAAD0lAM+YxOgcbDX6Cg2FyfPpBD7 1U1w2FHsd++EpHJ7sDMT4J/qtnjsqbs1Dqc1R8N3dykNuCkZfIXcIzznxHabKDXxnWEc KzkTxtd2mWCqcTrpw3FG5uGuak9HwFATo0eiDGBWuNr51kzFtQgT56vZ24BhKrXHwiMc aWHw== X-Gm-Message-State: AOAM5335mF8PWgunFRYoyy+bzMID0GxpTYXv0pC9p/PepLbaAwQ9FWKZ TKbsUgZ6UxX/r0dDLKXR95/knA== X-Google-Smtp-Source: ABdhPJxR6Q7r+leY9cj8FBiR+YQOouaiZQ2fWT9sTrdBPHYHb+gpo78GRNNQbc1FsqSfzm0h3WuhFg== X-Received: by 2002:a05:600c:4f87:: with SMTP id n7mr25568893wmq.63.1638052386493; Sat, 27 Nov 2021 14:33:06 -0800 (PST) Received: from localhost ([31.134.121.151]) by smtp.gmail.com with ESMTPSA id w4sm10078421wrs.88.2021.11.27.14.33.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 27 Nov 2021 14:33:05 -0800 (PST) From: Sam Protsenko To: Krzysztof Kozlowski , Rob Herring , Mark Brown , Greg Kroah-Hartman Cc: Jaewon Kim , Chanho Park , David Virag , Youngmin Nam , devicetree@vger.kernel.org, linux-spi@vger.kernel.org, linux-serial@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-i2c@vger.kernel.org Subject: [PATCH 7/8] i2c: Make I2C_EXYNOS5=y impossible when EXYNOS_USI_V2=m Date: Sun, 28 Nov 2021 00:32:52 +0200 Message-Id: <20211127223253.19098-8-semen.protsenko@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211127223253.19098-1-semen.protsenko@linaro.org> References: <20211127223253.19098-1-semen.protsenko@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org When HSI2C is encapsulated in USIv2 block (e.g. in Exynos850), USIv2 driver must be loaded first, as it's preparing USI hardware for particular protocol use. Make it impossible for i2c-exynos5 driver to be built-in when USIv2 driver is built as a module, to prevent incorrect booting order for those drivers. Signed-off-by: Sam Protsenko --- drivers/i2c/busses/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index df89cb809330..e815a9dffb2c 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -613,6 +613,7 @@ config I2C_EXYNOS5 tristate "Exynos high-speed I2C driver" depends on OF depends on ARCH_EXYNOS || COMPILE_TEST + depends on EXYNOS_USI_V2 || !EXYNOS_USI_V2 default y if ARCH_EXYNOS help High-speed I2C controller on Samsung Exynos5 and newer Samsung SoCs: