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| author | Felix Fietkau <nbd@openwrt.org> | 2015-12-19 11:32:20 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2015-12-19 11:32:20 +0000 |
| commit | 3fa85af5add3eea8a7c2bbceb89988d660a17579 (patch) | |
| tree | de105dd9ce6c004ed0bdcafb16227984e9665956 | |
| parent | ea1cc733af1248cc453660ae054cb8b77b456df9 (diff) | |
| download | upstream-3fa85af5add3eea8a7c2bbceb89988d660a17579.tar.gz upstream-3fa85af5add3eea8a7c2bbceb89988d660a17579.tar.bz2 upstream-3fa85af5add3eea8a7c2bbceb89988d660a17579.zip | |
ar71xx: Add ath79_register_m25p80_large to support >16MB SPI chips
The following patch is to add ath79_register_m25p80_large, which sets
is_flash to false to support bit banging. This is needed on some 32MB+
SPI chips, such as the S25FL256S1
Signed-off-by: Chris R Blake <chrisrblake93@gmail.com>
SVN-Revision: 47952
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.c | 8 | ||||
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.h | 1 |
2 files changed, 9 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.c b/target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.c index 9323b31233..e5831d4883 100644 --- a/target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.c +++ b/target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.c @@ -106,6 +106,14 @@ static void add_mtd_concat_notifier(void) register_mtd_user(¬); } +void __init ath79_register_m25p80_large(struct flash_platform_data *pdata) +{ + ath79_spi_data.bus_num = 0; + ath79_spi_data.num_chipselect = 1; + ath79_spi0_cdata.is_flash = false; + ath79_spi_info[0].platform_data = pdata; + ath79_register_spi(&ath79_spi_data, ath79_spi_info, 1); +} void __init ath79_register_m25p80_multi(struct flash_platform_data *pdata) { diff --git a/target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.h b/target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.h index 637b41a7d8..5e66016301 100644 --- a/target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.h +++ b/target/linux/ar71xx/files/arch/mips/ath79/dev-m25p80.h @@ -12,6 +12,7 @@ #include <linux/spi/flash.h> void ath79_register_m25p80(struct flash_platform_data *pdata) __init; +void ath79_register_m25p80_large(struct flash_platform_data *pdata) __init; void ath79_register_m25p80_multi(struct flash_platform_data *pdata) __init; #endif /* _ATH79_DEV_M25P80_H */ |