diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-3.3/014-spi-bcm63xx-don-t-use-the-stopping-state.patch')
| -rw-r--r-- | target/linux/brcm63xx/patches-3.3/014-spi-bcm63xx-don-t-use-the-stopping-state.patch | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/target/linux/brcm63xx/patches-3.3/014-spi-bcm63xx-don-t-use-the-stopping-state.patch b/target/linux/brcm63xx/patches-3.3/014-spi-bcm63xx-don-t-use-the-stopping-state.patch deleted file mode 100644 index 98bc909..0000000 --- a/target/linux/brcm63xx/patches-3.3/014-spi-bcm63xx-don-t-use-the-stopping-state.patch +++ /dev/null @@ -1,68 +0,0 @@ -From 1e41dc0ee2f3807328db95e4f87ff1333245190f Mon Sep 17 00:00:00 2001 -From: Florian Fainelli <florian@openwrt.org> -Date: Fri, 20 Apr 2012 15:37:34 +0200 -Subject: [PATCH] spi/bcm63xx: don't use the stopping state - -We do not need to use a flag to indicate if the master driver is stopping -it is sufficient to perform spi master unregistering in the platform -driver's remove function. - -Signed-off-by: Florian Fainelli <florian@openwrt.org> -Signed-off-by: Grant Likely <grant.likely@secretlab.ca> ---- - drivers/spi/spi-bcm63xx.c | 13 ++----------- - 1 file changed, 2 insertions(+), 11 deletions(-) - ---- a/drivers/spi/spi-bcm63xx.c -+++ b/drivers/spi/spi-bcm63xx.c -@@ -39,8 +39,6 @@ - #define DRV_VER "0.1.2" - - struct bcm63xx_spi { -- spinlock_t lock; -- int stopping; - struct completion done; - - void __iomem *regs; -@@ -161,9 +159,6 @@ static int bcm63xx_spi_setup(struct spi_ - - bs = spi_master_get_devdata(spi->master); - -- if (bs->stopping) -- return -ESHUTDOWN; -- - if (!spi->bits_per_word) - spi->bits_per_word = 8; - -@@ -410,10 +405,8 @@ static int __devinit bcm63xx_spi_probe(s - master->unprepare_transfer_hardware = bcm63xx_spi_unprepare_transfer; - master->transfer_one_message = bcm63xx_spi_transfer_one; - bs->speed_hz = pdata->speed_hz; -- bs->stopping = 0; - bs->tx_io = (u8 *)(bs->regs + bcm63xx_spireg(SPI_MSG_DATA)); - bs->rx_io = (const u8 *)(bs->regs + bcm63xx_spireg(SPI_RX_DATA)); -- spin_lock_init(&bs->lock); - - /* Initialize hardware */ - clk_enable(bs->clk); -@@ -447,18 +440,16 @@ static int __devexit bcm63xx_spi_remove( - struct spi_master *master = platform_get_drvdata(pdev); - struct bcm63xx_spi *bs = spi_master_get_devdata(master); - -+ spi_unregister_master(master); -+ - /* reset spi block */ - bcm_spi_writeb(bs, 0, SPI_INT_MASK); -- spin_lock(&bs->lock); -- bs->stopping = 1; - - /* HW shutdown */ - clk_disable(bs->clk); - clk_put(bs->clk); - -- spin_unlock(&bs->lock); - platform_set_drvdata(pdev, 0); -- spi_unregister_master(master); - - return 0; - } |