[ARM] 5539/1: Freescale STMP: onboard devices declaration
Define onboard devices for Freescale STMP3xxx boards
Signed-off-by: dmitry pervushin <dpervushin@embeddedalley.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-stmp378x/stmp378x.c b/arch/arm/mach-stmp378x/stmp378x.c
index 9a363fb..ddd49a7 100644
--- a/arch/arm/mach-stmp378x/stmp378x.c
+++ b/arch/arm/mach-stmp378x/stmp378x.c
@@ -19,6 +19,7 @@
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/irq.h>
+#include <linux/dma-mapping.h>
#include <asm/dma.h>
#include <asm/setup.h>
@@ -39,6 +40,8 @@
#include <mach/regs-icoll.h>
#include <mach/regs-apbh.h>
#include <mach/regs-apbx.h>
+#include <mach/regs-pxp.h>
+#include <mach/regs-i2c.h>
#include "stmp378x.h"
/*
@@ -232,6 +235,64 @@
},
};
+
+static u64 common_dmamask = DMA_BIT_MASK(32);
+
+/*
+ * devices that are present only on stmp378x, not on all 3xxx boards:
+ * PxP
+ * I2C
+ */
+static struct resource pxp_resource[] = {
+ {
+ .flags = IORESOURCE_MEM,
+ .start = REGS_PXP_PHYS,
+ .end = REGS_PXP_PHYS + REGS_PXP_SIZE,
+ }, {
+ .flags = IORESOURCE_IRQ,
+ .start = IRQ_PXP,
+ .end = IRQ_PXP,
+ },
+};
+
+struct platform_device stmp378x_pxp = {
+ .name = "stmp3xxx-pxp",
+ .id = -1,
+ .dev = {
+ .dma_mask = &common_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .num_resources = ARRAY_SIZE(pxp_resource),
+ .resource = pxp_resource,
+};
+
+static struct resource i2c_resources[] = {
+ {
+ .flags = IORESOURCE_IRQ,
+ .start = IRQ_I2C_ERROR,
+ .end = IRQ_I2C_ERROR,
+ }, {
+ .flags = IORESOURCE_MEM,
+ .start = REGS_I2C_PHYS,
+ .end = REGS_I2C_PHYS + REGS_I2C_SIZE,
+ }, {
+ .flags = IORESOURCE_DMA,
+ .start = STMP3XXX_DMA(3, STMP3XXX_BUS_APBX),
+ .end = STMP3XXX_DMA(3, STMP3XXX_BUS_APBX),
+ },
+};
+
+struct platform_device stmp378x_i2c = {
+ .name = "i2c_stmp3xxx",
+ .id = 0,
+ .dev = {
+ .dma_mask = &common_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .resource = i2c_resources,
+ .num_resources = ARRAY_SIZE(i2c_resources),
+};
+
void __init stmp378x_map_io(void)
{
iotable_init(stmp378x_io_desc, ARRAY_SIZE(stmp378x_io_desc));