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path: root/drivers/spi/spi_s3c24xx.c
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Diffstat (limited to 'drivers/spi/spi_s3c24xx.c')
-rw-r--r--drivers/spi/spi_s3c24xx.c31
1 files changed, 18 insertions, 13 deletions
diff --git a/drivers/spi/spi_s3c24xx.c b/drivers/spi/spi_s3c24xx.c
index 1c643c9e1f1..98abc73c1a1 100644
--- a/drivers/spi/spi_s3c24xx.c
+++ b/drivers/spi/spi_s3c24xx.c
@@ -25,11 +25,11 @@
#include <asm/io.h>
#include <asm/dma.h>
-#include <asm/hardware.h>
+#include <mach/hardware.h>
-#include <asm/arch/regs-gpio.h>
+#include <mach/regs-gpio.h>
#include <asm/plat-s3c24xx/regs-spi.h>
-#include <asm/arch/spi.h>
+#include <mach/spi.h>
struct s3c24xx_spi {
/* bitbang has to be first */
@@ -236,6 +236,19 @@ static irqreturn_t s3c24xx_spi_irq(int irq, void *dev)
return IRQ_HANDLED;
}
+static void s3c24xx_spi_initialsetup(struct s3c24xx_spi *hw)
+{
+ /* for the moment, permanently enable the clock */
+
+ clk_enable(hw->clk);
+
+ /* program defaults into the registers */
+
+ writeb(0xff, hw->regs + S3C2410_SPPRE);
+ writeb(SPPIN_DEFAULT, hw->regs + S3C2410_SPPIN);
+ writeb(SPCON_DEFAULT, hw->regs + S3C2410_SPCON);
+}
+
static int __init s3c24xx_spi_probe(struct platform_device *pdev)
{
struct s3c2410_spi_info *pdata;
@@ -327,15 +340,7 @@ static int __init s3c24xx_spi_probe(struct platform_device *pdev)
goto err_no_clk;
}
- /* for the moment, permanently enable the clock */
-
- clk_enable(hw->clk);
-
- /* program defaults into the registers */
-
- writeb(0xff, hw->regs + S3C2410_SPPRE);
- writeb(SPPIN_DEFAULT, hw->regs + S3C2410_SPPIN);
- writeb(SPCON_DEFAULT, hw->regs + S3C2410_SPCON);
+ s3c24xx_spi_initialsetup(hw);
/* setup any gpio we can */
@@ -415,7 +420,7 @@ static int s3c24xx_spi_resume(struct platform_device *pdev)
{
struct s3c24xx_spi *hw = platform_get_drvdata(pdev);
- clk_enable(hw->clk);
+ s3c24xx_spi_initialsetup(hw);
return 0;
}