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Diffstat (limited to 'arch/arm/mach-kirkwood/common.c')
-rw-r--r--arch/arm/mach-kirkwood/common.c96
1 files changed, 93 insertions, 3 deletions
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index b3404b7775b..19b03f62c3f 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -14,6 +14,7 @@
#include <linux/serial_8250.h>
#include <linux/mbus.h>
#include <linux/mv643xx_eth.h>
+#include <linux/mv643xx_i2c.h>
#include <linux/ata_platform.h>
#include <linux/spi/orion_spi.h>
#include <net/dsa.h>
@@ -24,6 +25,7 @@
#include <mach/kirkwood.h>
#include <plat/cache-feroceon-l2.h>
#include <plat/ehci-orion.h>
+#include <plat/mvsdio.h>
#include <plat/mv_xor.h>
#include <plat/orion_nand.h>
#include <plat/time.h>
@@ -254,7 +256,7 @@ static struct resource kirkwood_rtc_resource = {
.flags = IORESOURCE_MEM,
};
-void __init kirkwood_rtc_init(void)
+static void __init kirkwood_rtc_init(void)
{
platform_device_register_simple("rtc-mv", -1, &kirkwood_rtc_resource, 1);
}
@@ -296,6 +298,50 @@ void __init kirkwood_sata_init(struct mv_sata_platform_data *sata_data)
/*****************************************************************************
+ * SD/SDIO/MMC
+ ****************************************************************************/
+static struct resource mvsdio_resources[] = {
+ [0] = {
+ .start = SDIO_PHYS_BASE,
+ .end = SDIO_PHYS_BASE + SZ_1K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_KIRKWOOD_SDIO,
+ .end = IRQ_KIRKWOOD_SDIO,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 mvsdio_dmamask = 0xffffffffUL;
+
+static struct platform_device kirkwood_sdio = {
+ .name = "mvsdio",
+ .id = -1,
+ .dev = {
+ .dma_mask = &mvsdio_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .num_resources = ARRAY_SIZE(mvsdio_resources),
+ .resource = mvsdio_resources,
+};
+
+void __init kirkwood_sdio_init(struct mvsdio_platform_data *mvsdio_data)
+{
+ u32 dev, rev;
+
+ kirkwood_pcie_id(&dev, &rev);
+ if (rev == 0) /* catch all Kirkwood Z0's */
+ mvsdio_data->clock = 100000000;
+ else
+ mvsdio_data->clock = 200000000;
+ mvsdio_data->dram = &kirkwood_mbus_dram_info;
+ kirkwood_sdio.dev.platform_data = mvsdio_data;
+ platform_device_register(&kirkwood_sdio);
+}
+
+
+/*****************************************************************************
* SPI
****************************************************************************/
static struct orion_spi_info kirkwood_spi_plat_data = {
@@ -326,6 +372,45 @@ void __init kirkwood_spi_init()
/*****************************************************************************
+ * I2C
+ ****************************************************************************/
+static struct mv64xxx_i2c_pdata kirkwood_i2c_pdata = {
+ .freq_m = 8, /* assumes 166 MHz TCLK */
+ .freq_n = 3,
+ .timeout = 1000, /* Default timeout of 1 second */
+};
+
+static struct resource kirkwood_i2c_resources[] = {
+ {
+ .name = "i2c",
+ .start = I2C_PHYS_BASE,
+ .end = I2C_PHYS_BASE + 0x1f,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .name = "i2c",
+ .start = IRQ_KIRKWOOD_TWSI,
+ .end = IRQ_KIRKWOOD_TWSI,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device kirkwood_i2c = {
+ .name = MV64XXX_I2C_CTLR_NAME,
+ .id = 0,
+ .num_resources = ARRAY_SIZE(kirkwood_i2c_resources),
+ .resource = kirkwood_i2c_resources,
+ .dev = {
+ .platform_data = &kirkwood_i2c_pdata,
+ },
+};
+
+void __init kirkwood_i2c_init(void)
+{
+ platform_device_register(&kirkwood_i2c);
+}
+
+
+/*****************************************************************************
* UART0
****************************************************************************/
static struct plat_serial8250_port kirkwood_uart0_data[] = {
@@ -502,7 +587,7 @@ static struct platform_device kirkwood_xor01_channel = {
},
};
-void __init kirkwood_xor0_init(void)
+static void __init kirkwood_xor0_init(void)
{
platform_device_register(&kirkwood_xor0_shared);
@@ -600,7 +685,7 @@ static struct platform_device kirkwood_xor11_channel = {
},
};
-void __init kirkwood_xor1_init(void)
+static void __init kirkwood_xor1_init(void)
{
platform_device_register(&kirkwood_xor1_shared);
@@ -708,4 +793,9 @@ void __init kirkwood_init(void)
#ifdef CONFIG_CACHE_FEROCEON_L2
kirkwood_l2_init();
#endif
+
+ /* internal devices that every board has */
+ kirkwood_rtc_init();
+ kirkwood_xor0_init();
+ kirkwood_xor1_init();
}