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[91.139.201.119]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4316f5cc57esm29922105e9.48.2024.10.20.11.02.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 20 Oct 2024 11:02:05 -0700 (PDT) From: Ivaylo Ivanov To: Krzysztof Kozlowski , Greg Kroah-Hartman , Jiri Slaby , Alim Akhtar , Rob Herring , Conor Dooley Cc: linux-samsung-soc@vger.kernel.org, linux-serial@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 1/2] dt-bindings: serial: samsung: Add samsung,exynos8895-uart compatible Date: Sun, 20 Oct 2024 21:02:00 +0300 Message-ID: <20241020180201.376151-2-ivo.ivanov.ivanov1@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241020180201.376151-1-ivo.ivanov.ivanov1@gmail.com> References: <20241020180201.376151-1-ivo.ivanov.ivanov1@gmail.com> Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add dedicated samsung,exynos8895-uart compatible to the dt-schema for representing uart of the Exynos8895 SoC. Like GS101, it has a required DT property samsung,uart-fifosize, but it does not exhibit the 32 bit register access limit. Signed-off-by: Ivaylo Ivanov --- .../bindings/serial/samsung_uart.yaml | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/Documentation/devicetree/bindings/serial/samsung_uart.yaml b/Documentation/devicetree/bindings/serial/samsung_uart.yaml index 788c80e47..2491b6048 100644 --- a/Documentation/devicetree/bindings/serial/samsung_uart.yaml +++ b/Documentation/devicetree/bindings/serial/samsung_uart.yaml @@ -27,6 +27,7 @@ properties: - samsung,exynos4210-uart - samsung,exynos5433-uart - samsung,exynos850-uart + - samsung,exynos8895-uart - items: - enum: - samsung,exynos7-uart @@ -172,6 +173,22 @@ allOf: clock-names: maxItems: 2 + - if: + properties: + compatible: + contains: + enum: + - samsung,exynos8895-uart + then: + required: + - samsung,uart-fifosize + properties: + clocks: + maxItems: 2 + + clock-names: + maxItems: 2 + unevaluatedProperties: false examples: From patchwork Sun Oct 20 18:02:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ivaylo Ivanov X-Patchwork-Id: 837744 Received: from mail-wm1-f47.google.com (mail-wm1-f47.google.com [209.85.128.47]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D04111957E9; Sun, 20 Oct 2024 18:02:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.47 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729447330; cv=none; b=JKckpF82tf82TejyCUyQ0LnWO7As7jL2t7f6G8WcnlBNZXuwccieZ3V773ndGhZT3UugPGw1OK8AKQJLLujqihIxaQiAQTAm1Hv6iuazC/iZPYVh6t5hs60xumT/Cx0axbmXMcGOo3F7mxInovSKto0U9BN9SmMvS/0Glb1AP3c= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729447330; c=relaxed/simple; bh=dHqFkA/UyUtnaj88tOEALnbRjE56MKlSYpYd/DN2NNU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=PHHyLEDg8+aXuyu0hgZpKwPqUNQv9z+zVjHVqUpyMuDZM/E6sNvSp9POcA5qBLvUKEgSWwXUlT6h9x/zylRL7hbNnpAWiTd6AeDGU5CFFHE4fc8BAa+gnzRvO0nTvAn2RQ5i/jdwRlTEGzO0CIvwdc2ZKFmQylETwA4mH5XPDa4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=A3LKb7jz; arc=none smtp.client-ip=209.85.128.47 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="A3LKb7jz" Received: by mail-wm1-f47.google.com with SMTP id 5b1f17b1804b1-4315839a7c9so40554225e9.3; Sun, 20 Oct 2024 11:02:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1729447327; x=1730052127; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=yJOU40KbragVWiu4TEFCg8jUPIOwe0Dmrqxh8YGBid0=; b=A3LKb7jzkP/9jqmG859eeJ6Ll6lC91T22jPARgkJorMO6b4ww1d0wNHv+gTvP2Bvf/ o2oh/DwZngZXssapgaLds8Lg6P3Wt8wE0GDlTD+1JA85QrlNSJrRKSg8WRH1Zi0Np8L5 lhst2fzL+uEAweX9GebObIDu26UXyu1QXXlv4LaOFdna1H5pKhW9ph2LL0r+JF34XW1Q eotljlFFLDrl3+cSr3Tng89C+3is5JKV+iwm+vEI+XiUuFyT9ZXgvO1eE5EsPPDpCSwY SIjXKNdM1ggtuq07CcVThotlxP81pFSlzAZCR6sDKJb1uJSGw4fbxXl9v7nsMGPaCVUB 2f9A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729447327; x=1730052127; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=yJOU40KbragVWiu4TEFCg8jUPIOwe0Dmrqxh8YGBid0=; b=S/s0Ape3WdUTB+obBoux3w/37zLvLiCNunPdrOI0OeeKPnPEMi6oyNhkWnrbKF/8vs yl69w/2Dwe4Zo1DznTUemC30F46oXqO8r7k+Ogy3TbS6xIdNjlpN+i0bWdfUJTnEsaOA 9iRyiobQ31ibFOd5y8UJrAulFxtq6UkwA6K+pwxC8jHYs6m7MS5WCJN0NKUTtKY/0cP8 /zsxDwnLEOjspVQ55rjdaqSIlmnsVd6IjrNElNaC8Eb4DjOk/hGMxBeNOEDmuY7uQBTe Q/8YslU0Kj9R8NGYRR0CrdK+jdf/cQNVdRcTii/8KTr4TEMc4Rg9NuhLogB+7MmGI7gB ++AA== X-Forwarded-Encrypted: i=1; AJvYcCV2cfdZ4qAo6/e+un/ypGZmsPzFOB0Dp7OYBdcsp26KH81xLYFdkbaWBpTVcJmS2brk/XgHzSfaG23Ts5JW@vger.kernel.org, AJvYcCWY9epQu3314Q0Q/WHFvofu7gSgaCunQDdc3R2cpuK5uddPremWDMId0EfDksnX76v5D7cZNpw45s/t@vger.kernel.org, AJvYcCXER4FukNnfk1zAx1SkgN1HD+oyF0PsdktyUCvTGwiOs3amucfrTg3rUxECEAvkttnpifzXD8eJ6kYO6Abo@vger.kernel.org X-Gm-Message-State: AOJu0Yx8Iy1lv8FLKNQm59wU1JiIy7yjws0swlEeDwWOui99CpFGjUH6 s8oOyJX45D8geX8DuC5ZGtuQwfTsbvD8p9Du6X/OtOrBgfQLFRRx X-Google-Smtp-Source: AGHT+IFS9pdpUSEUR+qkGnO2/A0qQ4nF7fipBIDcXd+fdyWcNedtFnw6FCqFhh0YpSzNJh64nHDomA== X-Received: by 2002:a05:600c:1c29:b0:431:5df7:b337 with SMTP id 5b1f17b1804b1-4316163b55emr64740305e9.8.1729447326671; Sun, 20 Oct 2024 11:02:06 -0700 (PDT) Received: from ivaylo-T580.. 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[91.139.201.119]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4316f5cc57esm29922105e9.48.2024.10.20.11.02.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 20 Oct 2024 11:02:06 -0700 (PDT) From: Ivaylo Ivanov To: Krzysztof Kozlowski , Greg Kroah-Hartman , Jiri Slaby , Alim Akhtar , Rob Herring , Conor Dooley Cc: linux-samsung-soc@vger.kernel.org, linux-serial@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 2/2] tty: serial: samsung: Add Exynos8895 compatible Date: Sun, 20 Oct 2024 21:02:01 +0300 Message-ID: <20241020180201.376151-3-ivo.ivanov.ivanov1@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241020180201.376151-1-ivo.ivanov.ivanov1@gmail.com> References: <20241020180201.376151-1-ivo.ivanov.ivanov1@gmail.com> Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add serial driver data for Exynos8895 SoC. The main difference from other platforms is that fifosize is only specified via the samsung,uart-fifosize DT property. Signed-off-by: Ivaylo Ivanov --- drivers/tty/serial/samsung_tty.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c index 0d184ee2f..ce3c3ec34 100644 --- a/drivers/tty/serial/samsung_tty.c +++ b/drivers/tty/serial/samsung_tty.c @@ -2498,6 +2498,12 @@ static const struct s3c24xx_serial_drv_data exynos850_serial_drv_data = { .fifosize = { 256, 64, 64, 64 }, }; +static const struct s3c24xx_serial_drv_data exynos8895_serial_drv_data = { + EXYNOS_COMMON_SERIAL_DRV_DATA, + /* samsung,uart-fifosize must be specified in the device tree. */ + .fifosize = { 0 }, +}; + static const struct s3c24xx_serial_drv_data gs101_serial_drv_data = { .info = { .name = "Google GS101 UART", @@ -2528,12 +2534,14 @@ static const struct s3c24xx_serial_drv_data gs101_serial_drv_data = { #define EXYNOS4210_SERIAL_DRV_DATA (&exynos4210_serial_drv_data) #define EXYNOS5433_SERIAL_DRV_DATA (&exynos5433_serial_drv_data) #define EXYNOS850_SERIAL_DRV_DATA (&exynos850_serial_drv_data) +#define EXYNOS8895_SERIAL_DRV_DATA (&exynos8895_serial_drv_data) #define GS101_SERIAL_DRV_DATA (&gs101_serial_drv_data) #else #define EXYNOS4210_SERIAL_DRV_DATA NULL #define EXYNOS5433_SERIAL_DRV_DATA NULL #define EXYNOS850_SERIAL_DRV_DATA NULL +#define EXYNOS8895_SERIAL_DRV_DATA NULL #define GS101_SERIAL_DRV_DATA NULL #endif @@ -2623,6 +2631,9 @@ static const struct platform_device_id s3c24xx_serial_driver_ids[] = { }, { .name = "gs101-uart", .driver_data = (kernel_ulong_t)GS101_SERIAL_DRV_DATA, + }, { + .name = "exynos8895-uart", + .driver_data = (kernel_ulong_t)EXYNOS8895_SERIAL_DRV_DATA, }, { }, }; @@ -2646,6 +2657,8 @@ static const struct of_device_id s3c24xx_uart_dt_match[] = { .data = ARTPEC8_SERIAL_DRV_DATA }, { .compatible = "google,gs101-uart", .data = GS101_SERIAL_DRV_DATA }, + { .compatible = "samsung,exynos8895-uart", + .data = EXYNOS8895_SERIAL_DRV_DATA }, {}, }; MODULE_DEVICE_TABLE(of, s3c24xx_uart_dt_match);