diff options
Diffstat (limited to 'package/boot/uboot-lantiq/patches/0011-sf-spansion-add-support-for-4-byte-address-mode.patch')
-rw-r--r-- | package/boot/uboot-lantiq/patches/0011-sf-spansion-add-support-for-4-byte-address-mode.patch | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/package/boot/uboot-lantiq/patches/0011-sf-spansion-add-support-for-4-byte-address-mode.patch b/package/boot/uboot-lantiq/patches/0011-sf-spansion-add-support-for-4-byte-address-mode.patch deleted file mode 100644 index 9471d47..0000000 --- a/package/boot/uboot-lantiq/patches/0011-sf-spansion-add-support-for-4-byte-address-mode.patch +++ /dev/null @@ -1,55 +0,0 @@ -From 0add8e5c60961d2b99174610df8d3d9d6d192b74 Mon Sep 17 00:00:00 2001 -From: Daniel Schwierzeck <daniel.schwierzeck@gmail.com> -Date: Wed, 7 Nov 2012 14:16:11 +0100 -Subject: sf: spansion: add support for 4-byte address mode - -Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com> - ---- a/drivers/mtd/spi/spansion.c -+++ b/drivers/mtd/spi/spansion.c -@@ -31,6 +31,10 @@ - - #include "spi_flash_internal.h" - -+#define S25FLXX_BRRD 0x16 /* Read Bank Register */ -+#define S25FLXX_BRWR 0x17 /* Write Bank Register */ -+#define S25FLXX_BAR_EXTADD (1 << 7) /* Extended address enable */ -+ - struct spansion_spi_flash_params { - u16 idcode1; - u16 idcode2; -@@ -112,6 +116,23 @@ static const struct spansion_spi_flash_p - }, - }; - -+static __maybe_unused int spansion_set_4byte_mode(struct spi_flash *flash) -+{ -+ struct spi_slave *spi = flash->spi; -+ u8 bar, cmd; -+ int err; -+ -+ cmd = S25FLXX_BRRD; -+ err = spi_flash_cmd(spi, cmd, &bar, 1); -+ if (err) -+ return err; -+ -+ bar |= S25FLXX_BAR_EXTADD; -+ cmd = S25FLXX_BRWR; -+ -+ return spi_flash_cmd_write(spi, &cmd, 1, &bar, 1); -+} -+ - int spi_flash_probe_spansion(struct spi_flash *flash, u8 *idcode) - { - const struct spansion_spi_flash_params *params; -@@ -144,5 +165,10 @@ int spi_flash_probe_spansion(struct spi_ - flash->sector_size = 256 * params->pages_per_sector; - flash->size = flash->sector_size * params->nr_sectors; - -+#ifdef CONFIG_SPI_FLASH_4BYTE_MODE -+ if (flash->size > (1 << 24)) -+ flash->set_4byte_mode = spansion_set_4byte_mode; -+#endif -+ - return 1; - } |