Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757093AbaFZLZK (ORCPT ); Thu, 26 Jun 2014 07:25:10 -0400 Received: from mailout2.w1.samsung.com ([210.118.77.12]:49217 "EHLO mailout2.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756374AbaFZLZH (ORCPT ); Thu, 26 Jun 2014 07:25:07 -0400 X-AuditID: cbfec7f4-b7fac6d000006cfe-99-53ac030e6c43 From: Tomasz Figa To: linux-samsung-soc@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, devicetree@vger.kernel.org, Kukjin Kim , Marek Szyprowski , Rob Herring , Mark Rutland , Russell King - ARM Linux , Greg Kroah-Hartman , Jiri Slaby , Daniel Drake , Tomasz Figa , Tomasz Figa Subject: [PATCH 0/3] Deterministic UART numbering on Samsung SoCs Date: Thu, 26 Jun 2014 13:24:32 +0200 Message-id: <1403781875-5425-1-git-send-email-t.figa@samsung.com> X-Mailer: git-send-email 1.9.3 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprLLMWRmVeSWpSXmKPExsVy+t/xy7p8zGuCDZ7uMLKYf+Qcq8Wj+Y+Z LZoXr2ez+Px7F6tF74KrbBabHl9jtbi8aw6bxYzz+5gszizuZbe4fZnXYu2Ru+wWS69fZLJo 3XuE3WL9jNcsFqt2/WF04PdYM28No0dLcw+bx6LvWR47Z91l99i0qpPNY//cNewem5fUe/Rt WcXocWbBEXaPz5vkAriiuGxSUnMyy1KL9O0SuDJOne1jK5jNU9Hz4T5zA+NLji5GTg4JAROJ 3gm7WCFsMYkL99azdTFycQgJLGWUOPH7LCOE08ck8e3DfLAqNgE1ic8Nj9hAbBEBVYnPbQvY QYqYBSazSOzq/MMOkhAWcJTY8qsNrIgFqOjYd4gVvEDxSYd+Qq2Tk+jd9oZ5AiP3AkaGVYyi qaXJBcVJ6bmGesWJucWleel6yfm5mxghQfplB+PiY1aHGAU4GJV4eCXmrg4WYk0sK67MPcQo wcGsJMIr8hsoxJuSWFmVWpQfX1Sak1p8iJGJg1OqgbFKQf/mpOgt5/aYbUrP/umaLr9L85zh oqDoU7fC2bMl/695qX5yc4rS89gTOd+zSz/zLHt56sauOEH5b7Y+Mx7kzZ3XeTbe+AR7wMF1 zql6O2xnc9eVrf76ZveLST9mtj7cbyJ0SMDB6e+FQ4F89/0Pv/i/j/PQjtXKbJHXrIL3P7Xv 3GQ2/RW3EktxRqKhFnNRcSIArdWTPjACAAA= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Current Samsung UART driver relies on probe order of particular samsung-uart instances, which makes it impossible to get proper initialization of ports when not all ports are available on board, not even saying of deterministic device naming. This series intends to fix this situation by adding support to parse aliases from device tree and use them to assign instance IDs to particular port instances. Tested on Exynos4412-based Trats2 board: 1) without patch 3/3 adding aliases, 2) with patch 3/3 with all UART ports enabled, 3) with patch 3/3 with selected UART ports disabled. Tomasz Figa (3): Documentation: devicetree: Update samsung UART bindings serial: samsung: Consider DT alias when probing ports ARM: dts: SAMSUNG: Add aliases of UART nodes .../devicetree/bindings/serial/samsung_uart.txt | 52 +++++++++++++++++++--- arch/arm/boot/dts/exynos3250.dtsi | 2 + arch/arm/boot/dts/exynos4.dtsi | 12 +++-- arch/arm/boot/dts/exynos5.dtsi | 15 +++++-- arch/arm/boot/dts/exynos5260.dtsi | 4 ++ arch/arm/boot/dts/exynos5410.dtsi | 6 +++ arch/arm/boot/dts/exynos5440.dtsi | 6 ++- arch/arm/boot/dts/s3c2416.dtsi | 6 ++- arch/arm/boot/dts/s3c24xx.dtsi | 9 ++-- arch/arm/boot/dts/s3c64xx.dtsi | 4 ++ drivers/tty/serial/samsung.c | 13 ++++-- 11 files changed, 106 insertions(+), 23 deletions(-) -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/