39 lines
1.2 KiB
Diff
39 lines
1.2 KiB
Diff
From 2e6c5de15687dadf4c24d880d0cdcb6763aacda5 Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.org>
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Date: Mon, 15 Jun 2015 09:59:38 +0100
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Subject: [PATCH 095/121] bcm2708-spi: Don't use static pin configuration with
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DT
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Also remove superfluous error checking - the SPI framework ensures the
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validity of the chip_select value.
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---
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drivers/spi/spi-bcm2708.c | 11 ++---------
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1 file changed, 2 insertions(+), 9 deletions(-)
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--- a/drivers/spi/spi-bcm2708.c
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+++ b/drivers/spi/spi-bcm2708.c
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@@ -386,14 +386,6 @@ static int bcm2708_spi_setup(struct spi_
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if (bs->stopping)
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return -ESHUTDOWN;
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- if (!(spi->mode & SPI_NO_CS) &&
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- (spi->chip_select > spi->master->num_chipselect)) {
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- dev_dbg(&spi->dev,
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- "setup: invalid chipselect %u (%u defined)\n",
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- spi->chip_select, spi->master->num_chipselect);
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- return -EINVAL;
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- }
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-
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state = spi->controller_state;
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if (!state) {
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state = kzalloc(sizeof(*state), GFP_KERNEL);
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@@ -496,7 +488,8 @@ static int bcm2708_spi_probe(struct plat
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return PTR_ERR(clk);
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}
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- bcm2708_init_pinmode();
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+ if (!pdev->dev.of_node)
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+ bcm2708_init_pinmode();
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master = spi_alloc_master(&pdev->dev, sizeof(*bs));
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if (!master) {
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