am33xx: Add support, update omap3 McSPI driver
Signed-off-by: Tom Rini <trini@ti.com>
diff --git a/arch/arm/cpu/armv7/am33xx/clock.c b/arch/arm/cpu/armv7/am33xx/clock.c
index 1071f92..2b19506 100644
--- a/arch/arm/cpu/armv7/am33xx/clock.c
+++ b/arch/arm/cpu/armv7/am33xx/clock.c
@@ -148,6 +148,11 @@
writel(PRCM_MOD_EN, &cmper->cpgmac0clkctrl);
while ((readl(&cmper->cpgmac0clkctrl) & CPGMAC0_IDLE) != PRCM_FUNCTL)
;
+
+ /* spi0 */
+ writel(PRCM_MOD_EN, &cmper->spi0clkctrl);
+ while (readl(&cmper->spi0clkctrl) != PRCM_MOD_EN)
+ ;
}
static void mpu_pll_config(void)
diff --git a/drivers/spi/omap3_spi.c b/drivers/spi/omap3_spi.c
index 9346c0b..47f9e56 100644
--- a/drivers/spi/omap3_spi.c
+++ b/drivers/spi/omap3_spi.c
@@ -86,15 +86,21 @@
case 0:
ds->regs = (struct mcspi *)OMAP3_MCSPI1_BASE;
break;
+#ifdef OMAP3_MCSPI2_BASE
case 1:
ds->regs = (struct mcspi *)OMAP3_MCSPI2_BASE;
break;
+#endif
+#ifdef OMAP3_MCSPI3_BASE
case 2:
ds->regs = (struct mcspi *)OMAP3_MCSPI3_BASE;
break;
+#endif
+#ifdef OMAP3_MCSPI4_BASE
case 3:
ds->regs = (struct mcspi *)OMAP3_MCSPI4_BASE;
break;
+#endif
default:
printf("SPI error: unsupported bus %i. \
Supported busses 0 - 3\n", bus);
diff --git a/drivers/spi/omap3_spi.h b/drivers/spi/omap3_spi.h
index 0ac801c..bffa43c 100644
--- a/drivers/spi/omap3_spi.h
+++ b/drivers/spi/omap3_spi.h
@@ -30,10 +30,15 @@
#ifndef _OMAP3_SPI_H_
#define _OMAP3_SPI_H_
+#ifdef CONFIG_AM33XX
+#define OMAP3_MCSPI1_BASE 0x48030100
+#define OMAP3_MCSPI2_BASE 0x481A0100
+#else
#define OMAP3_MCSPI1_BASE 0x48098000
#define OMAP3_MCSPI2_BASE 0x4809A000
#define OMAP3_MCSPI3_BASE 0x480B8000
#define OMAP3_MCSPI4_BASE 0x480BA000
+#endif
#define OMAP3_MCSPI_MAX_FREQ 48000000