From mboxrd@z Thu Jan 1 00:00:00 1970 From: horia.geanta@freescale.com (=?UTF-8?Q?Horia_Geant=c4=83?=) Date: Fri, 14 Aug 2015 20:06:06 +0300 Subject: [PATCH v3] ARM: configs: Add Freescale LS1021A defconfig In-Reply-To: <55CB4829.40204@freescale.com> References: <1438941784-38403-1-git-send-email-b18965@freescale.com> <55CB4829.40204@freescale.com> Message-ID: <55CE1FFE.2080200@freescale.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 8/12/2015 4:20 PM, Horia Geant? wrote: > On 8/7/2015 1:03 PM, Alison Wang wrote: >> Add Freescale LS1021A initial defconfig file. >> The LS1021A SoC is a dual-core Cortex-A7 based processor. >> >> LS1021A has some special configure options against common V7 SOCs, >> such as CONFIG_THUMB2_KERNEL, CONFIG_VMSPLIT_2G, CONFIG_VFP... >> >> Enable I2C, LPUART, eDMA, WDT, GIANFAR, Sound, DSPI at default. >> >> Signed-off-by: Haikun Wang >> Signed-off-by: Alison Wang >> --- >> Changes since v2: >> - Enable PSCI, as PSCI is enabled in u-boot. >> Changes since v1: >> - Enable GIANFAR, Sound and DSPI. > > Looks like CONFIG_ARCH_DMA_ADDR_T_64BIT=y is missing. > For e.g. CAAM (crypto engine) is a DMA device able to use 40-bit bus > addresses. > Note that ARCH_DMA_ADDR_T_64BIT does not depend / is not selected by > ARM_LPAE. Another thing: Commit 385c0fb0e2c4 ("ARM: imx_v6_v7_defconfig: Select LS1021A") added CONFIG_SOC_LS1021A in imx_v6_v7_defconfig. Besides this, booting a LS1021 AQDS board (Rev2) using imx_v6_v7_defconfig did not work (stuck at "Starting kernel"). Horia