bcm53xx: switch to m25p80 and drop bcm53xxspiflash

[openwrt/svn-archive/archive.git] / target / linux / bcm53xx / patches-4.4 / 820-spi-bcm53xx-let-DT-specify-SPI-device-s-instead-hard.patch

diff --git a/target/linux/bcm53xx/patches-4.4/820-spi-bcm53xx-let-DT-specify-SPI-device-s-instead-hard.patch b/target/linux/bcm53xx/patches-4.4/820-spi-bcm53xx-let-DT-specify-SPI-device-s-instead-hard.patch
new file mode 100644 (file)
index 0000000..0519c1b
--- /dev/null
+++ b/target/linux/bcm53xx/patches-4.4/820-spi-bcm53xx-let-DT-specify-SPI-device-s-instead-hard.patch
@@ -0,0 +1,41 @@
+From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
+Subject: [PATCH] spi: bcm53xx: let DT specify SPI device(s) instead hardcoding
+ them
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
+---
+
+--- a/drivers/spi/spi-bcm53xx.c
++++ b/drivers/spi/spi-bcm53xx.c
+@@ -275,10 +275,6 @@ static int bcm53xxspi_flash_read(struct spi_device *spi,
+  * BCMA
+  **************************************************/
+ 
+-static struct spi_board_info bcm53xx_info = {
+-      .modalias       = "bcm53xxspiflash",
+-};
+-
+ static const struct bcma_device_id bcm53xxspi_bcma_tbl[] = {
+       BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_NS_QSPI, BCMA_ANY_REV, BCMA_ANY_CLASS),
+       {},
+@@ -300,6 +296,7 @@ static int bcm53xxspi_bcma_probe(struct bcma_device *core)
+       master = spi_alloc_master(dev, sizeof(*b53spi));
+       if (!master)
+               return -ENOMEM;
++      master->dev.of_node = dev->of_node;
+ 
+       b53spi = spi_master_get_devdata(master);
+       b53spi->master = master;
+@@ -324,9 +321,6 @@ static int bcm53xxspi_bcma_probe(struct bcma_device *core)
+               return err;
+       }
+ 
+-      /* Broadcom SoCs (at least with the CC rev 42) use SPI for flash only */
+-      spi_new_device(master, &bcm53xx_info);
+-
+       return 0;
+ }
+