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author | Marek Vasut <marex@denx.de> | 2016-06-20 15:28:36 +0200 |
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committer | Zoltan HERPAI <wigyori@uid0.hu> | 2016-06-20 15:28:36 +0200 |
commit | 870678baa7f8b9a65945237704d84d7724f42459 (patch) | |
tree | 29dba8a076d9e53752b02f768dcdbe15fa9271cd /target/linux/socfpga/patches-4.4/0009-mtd-spi-nor-drop-flash_node-field.patch | |
parent | 8864b97350bde1fffe614df3c0bfc0cb34fb40d4 (diff) | |
download | master-187ad058-870678baa7f8b9a65945237704d84d7724f42459.tar.gz master-187ad058-870678baa7f8b9a65945237704d84d7724f42459.tar.bz2 master-187ad058-870678baa7f8b9a65945237704d84d7724f42459.zip |
target: socfpga: Add support for QSPI NOR boot
Add necessary kernel backports to support the Cadence QSPI controller
present on the Altera SoCFPGA SoC.
Signed-off-by: Marek Vasut <marex@denx.de>
Diffstat (limited to 'target/linux/socfpga/patches-4.4/0009-mtd-spi-nor-drop-flash_node-field.patch')
-rw-r--r-- | target/linux/socfpga/patches-4.4/0009-mtd-spi-nor-drop-flash_node-field.patch | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/target/linux/socfpga/patches-4.4/0009-mtd-spi-nor-drop-flash_node-field.patch b/target/linux/socfpga/patches-4.4/0009-mtd-spi-nor-drop-flash_node-field.patch new file mode 100644 index 0000000000..1da6c949fb --- /dev/null +++ b/target/linux/socfpga/patches-4.4/0009-mtd-spi-nor-drop-flash_node-field.patch @@ -0,0 +1,64 @@ +From 1348b9e2300f66a4ffcb5b467f4c99cfb958ffca Mon Sep 17 00:00:00 2001 +From: Brian Norris <computersforpeace@gmail.com> +Date: Fri, 30 Oct 2015 20:33:27 -0700 +Subject: [PATCH 09/33] mtd: spi-nor: drop flash_node field + +We can just alias to the MTD of_node. + +Signed-off-by: Brian Norris <computersforpeace@gmail.com> +Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com> +--- + drivers/mtd/spi-nor/spi-nor.c | 1 - + include/linux/mtd/spi-nor.h | 6 ++---- + 2 files changed, 2 insertions(+), 5 deletions(-) + +diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c +index b76090e..3e06d5b 100644 +--- a/drivers/mtd/spi-nor/spi-nor.c ++++ b/drivers/mtd/spi-nor/spi-nor.c +@@ -1256,7 +1256,6 @@ int spi_nor_scan(struct spi_nor *nor, const char *name, enum read_mode mode) + mtd->flags |= MTD_NO_ERASE; + + mtd->dev.parent = dev; +- mtd_set_of_node(mtd, np); + nor->page_size = info->page_size; + mtd->writebufsize = nor->page_size; + +diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h +index 823c5381..592420b 100644 +--- a/include/linux/mtd/spi-nor.h ++++ b/include/linux/mtd/spi-nor.h +@@ -123,7 +123,6 @@ enum spi_nor_option_flags { + * @mtd: point to a mtd_info structure + * @lock: the lock for the read/write/erase/lock/unlock operations + * @dev: point to a spi device, or a spi nor controller device. +- * @flash_node: point to a device node describing this flash instance. + * @page_size: the page size of the SPI NOR + * @addr_width: number of address bytes + * @erase_opcode: the opcode for erasing a sector +@@ -154,7 +153,6 @@ struct spi_nor { + struct mtd_info mtd; + struct mutex lock; + struct device *dev; +- struct device_node *flash_node; + u32 page_size; + u8 addr_width; + u8 erase_opcode; +@@ -187,12 +185,12 @@ struct spi_nor { + static inline void spi_nor_set_flash_node(struct spi_nor *nor, + struct device_node *np) + { +- nor->flash_node = np; ++ mtd_set_of_node(&nor->mtd, np); + } + + static inline struct device_node *spi_nor_get_flash_node(struct spi_nor *nor) + { +- return nor->flash_node; ++ return mtd_get_of_node(&nor->mtd); + } + + /** +-- +2.8.1 + |