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Diffstat (limited to 'package/boot/uboot-layerscape/patches/0057-driver-spi-Fix-DSPI-bug-after-adding-exceed-16MB-for.patch')
-rw-r--r--package/boot/uboot-layerscape/patches/0057-driver-spi-Fix-DSPI-bug-after-adding-exceed-16MB-for.patch92
1 files changed, 92 insertions, 0 deletions
diff --git a/package/boot/uboot-layerscape/patches/0057-driver-spi-Fix-DSPI-bug-after-adding-exceed-16MB-for.patch b/package/boot/uboot-layerscape/patches/0057-driver-spi-Fix-DSPI-bug-after-adding-exceed-16MB-for.patch
new file mode 100644
index 0000000000..661243f488
--- /dev/null
+++ b/package/boot/uboot-layerscape/patches/0057-driver-spi-Fix-DSPI-bug-after-adding-exceed-16MB-for.patch
@@ -0,0 +1,92 @@
+From 0ff26c3761e5a17d21e7ee0bd9a2068f55c84d55 Mon Sep 17 00:00:00 2001
+From: Yunhui Cui <yunhui.cui@nxp.com>
+Date: Wed, 15 Jun 2016 14:57:08 +0800
+Subject: [PATCH 57/93] driver: spi: Fix DSPI bug after adding exceed 16MB for
+ QSPI
+
+=> sf probe 1:0
+SF: Detected N25Q128A with page size 256 Bytes, erase size 64 KiB, total
+16 MiB
+=> mw.l 80000000 55555555 1100
+=> mw.l 80020000 aaaaaaaa 1100
+=> sf erase 0 +1100
+SF: 65536 bytes @ 0x0 Erased: OK
+=> sf write 80020000 0 1100
+device 0 offset 0x0, size 0x1100
+SF: 4352 bytes @ 0x0 Written: OK
+=> sf read 80000000 0 1100
+device 0 offset 0x0, size 0x1100
+SF: 4352 bytes @ 0x0 Read: OK
+=> cmp.b 80000000 80020000 1100
+byte at 0x00000000800010fe (0xff) != byte at 0x00000000800210fe (0xaa)
+Total of 4350 byte(s) were the same
+
+Signed-off-by: Yunhui Cui <yunhui.cui@nxp.com>
+---
+ drivers/mtd/spi/spi_flash.c | 21 +++++++++++++++------
+ 1 file changed, 15 insertions(+), 6 deletions(-)
+
+diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c
+index b0f09ab..e04bd55 100644
+--- a/drivers/mtd/spi/spi_flash.c
++++ b/drivers/mtd/spi/spi_flash.c
+@@ -326,8 +326,11 @@ int spi_flash_cmd_erase_ops(struct spi_flash *flash, u32 offset, size_t len)
+ return -EINVAL;
+ }
+ }
++ if (flash->size > SPI_FLASH_16MB_BOUN)
++ cmdsz = SPI_FLASH_CMD_LEN_EXT + flash->dummy_byte;
++ else
++ cmdsz = SPI_FLASH_CMD_LEN;
+
+- cmdsz = SPI_FLASH_CMD_LEN_EXT + flash->dummy_byte;
+ cmd = calloc(1, cmdsz);
+ if (!cmd) {
+ debug("SF: Failed to allocate cmd\n");
+@@ -353,7 +356,7 @@ int spi_flash_cmd_erase_ops(struct spi_flash *flash, u32 offset, size_t len)
+ debug("SF: erase %2x %2x %2x %2x (%x)\n", cmd[0], cmd[1],
+ cmd[2], cmd[3], erase_addr);
+
+- ret = spi_flash_write_common(flash, cmd, sizeof(cmd), NULL, 0);
++ ret = spi_flash_write_common(flash, cmd, cmdsz, NULL, 0);
+ if (ret < 0) {
+ debug("SF: erase failed\n");
+ break;
+@@ -385,8 +388,10 @@ int spi_flash_cmd_write_ops(struct spi_flash *flash, u32 offset,
+ return -EINVAL;
+ }
+ }
+-
+- cmdsz = SPI_FLASH_CMD_LEN_EXT + flash->dummy_byte;
++ if (flash->size > SPI_FLASH_16MB_BOUN)
++ cmdsz = SPI_FLASH_CMD_LEN_EXT + flash->dummy_byte;
++ else
++ cmdsz = SPI_FLASH_CMD_LEN;
+ cmd = calloc(1, cmdsz);
+ if (!cmd) {
+ debug("SF: Failed to allocate cmd\n");
+@@ -418,7 +423,7 @@ int spi_flash_cmd_write_ops(struct spi_flash *flash, u32 offset,
+ debug("SF: 0x%p => cmd = { 0x%02x 0x%02x%02x%02x } chunk_len = %zu\n",
+ buf + actual, cmd[0], cmd[1], cmd[2], cmd[3], chunk_len);
+
+- ret = spi_flash_write_common(flash, cmd, sizeof(cmd),
++ ret = spi_flash_write_common(flash, cmd, cmdsz,
+ buf + actual, chunk_len);
+ if (ret < 0) {
+ debug("SF: write failed\n");
+@@ -482,7 +487,11 @@ int spi_flash_cmd_read_ops(struct spi_flash *flash, u32 offset,
+ return 0;
+ }
+
+- cmdsz = SPI_FLASH_CMD_LEN_EXT + flash->dummy_byte;
++ if (flash->size > SPI_FLASH_16MB_BOUN)
++ cmdsz = SPI_FLASH_CMD_LEN_EXT + flash->dummy_byte;
++ else
++ cmdsz = SPI_FLASH_CMD_LEN + flash->dummy_byte;
++
+ cmd = calloc(1, cmdsz);
+ if (!cmd) {
+ debug("SF: Failed to allocate cmd\n");
+--
+1.7.9.5
+