linux-kernel - [PATCH] ARM: configs: at91: sama7: Enable NAND / SMC

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Date:   Tue, 11 Jan 2022 14:56:41 +0200
From:   Tudor Ambarus <tudor.ambarus@...rochip.com>
To:     <nicolas.ferre@...rochip.com>
CC:     <claudiu.beznea@...rochip.com>, <eugen.hristev@...rochip.com>,
        <codrin.ciubotariu@...rochip.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Tudor Ambarus <tudor.ambarus@...rochip.com>
Subject: [PATCH] ARM: configs: at91: sama7: Enable NAND / SMC

Enable the Static Memory Controller. Tested with Micron MT29F4G08ABAEAWP
NAND flash. Software error correction is not needed, as the SMC includes
a PMECC error correction hardware module.

Signed-off-by: Tudor Ambarus <tudor.ambarus@...rochip.com>
---
 arch/arm/configs/sama7_defconfig | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/arm/configs/sama7_defconfig b/arch/arm/configs/sama7_defconfig
index 0368068e04d9..342d9f30d9d2 100644
--- a/arch/arm/configs/sama7_defconfig
+++ b/arch/arm/configs/sama7_defconfig
@@ -82,6 +82,9 @@ CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_MTD=y
 CONFIG_MTD_TESTS=m
 CONFIG_MTD_CMDLINE_PARTS=y
+CONFIG_MTD_RAW_NAND=y
+CONFIG_MTD_NAND_ATMEL=y
+# CONFIG_MTD_NAND_ECC_SW_HAMMING is not set
 CONFIG_MTD_SPI_NOR=y
 CONFIG_BLK_DEV_LOOP=y
 CONFIG_BLK_DEV_RAM=y
@@ -174,7 +177,6 @@ CONFIG_DMATEST=y
 CONFIG_STAGING=y
 CONFIG_MICROCHIP_PIT64B=y
 # CONFIG_IOMMU_SUPPORT is not set
-# CONFIG_ATMEL_EBI is not set
 CONFIG_IIO=y
 CONFIG_IIO_SW_TRIGGER=y
 CONFIG_AT91_SAMA5D2_ADC=y
-- 
2.25.1