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Subject[PATCH 2/3] Blackfin SPI Driver: Fix peripheral pins initialization bug in SPI probe
Date
From: Vitja Makarov <vitja.makarov@gmail.com>

Fix bug in SPI probe: first initialize peripheral pins,
and just after register spi master device. This fixes
problems with SPI drivers built-in kernel.

Singed-off-by: Vitja Makarov <vitja.makarov@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
---
drivers/spi/spi_bfin5xx.c | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/spi/spi_bfin5xx.c b/drivers/spi/spi_bfin5xx.c
index c93c9d6..a4bf3af 100644
--- a/drivers/spi/spi_bfin5xx.c
+++ b/drivers/spi/spi_bfin5xx.c
@@ -1294,6 +1294,12 @@ static int __init bfin5xx_spi_probe(struct platform_device *pdev)
goto out_error_queue_alloc;
}

+ status = peripheral_request_list(drv_data->pin_req, DRV_NAME);
+ if (status != 0) {
+ dev_err(&pdev->dev, ": Requesting Peripherals failed\n");
+ goto out_error_queue_alloc;
+ }
+
/* Register with the SPI framework */
platform_set_drvdata(pdev, drv_data);
status = spi_register_master(master);
@@ -1302,12 +1308,6 @@ static int __init bfin5xx_spi_probe(struct platform_device *pdev)
goto out_error_queue_alloc;
}

- status = peripheral_request_list(drv_data->pin_req, DRV_NAME);
- if (status != 0) {
- dev_err(&pdev->dev, ": Requesting Peripherals failed\n");
- goto out_error;
- }
-
dev_info(dev, "%s, Version %s, regs_base@%p, dma channel@%d\n",
DRV_DESC, DRV_VERSION, drv_data->regs_base,
drv_data->dma_channel);
--
1.5.4.3

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