#include <linux/mbus.h>
#include <linux/mv643xx_eth.h>
#include <linux/ata_platform.h>
+#include <linux/spi/orion_spi.h>
#include <asm/page.h>
#include <asm/timex.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
#include <mach/kirkwood.h>
-#include <asm/plat-orion/cache-feroceon-l2.h>
-#include <asm/plat-orion/ehci-orion.h>
-#include <asm/plat-orion/orion_nand.h>
-#include <asm/plat-orion/time.h>
+#include <plat/cache-feroceon-l2.h>
+#include <plat/ehci-orion.h>
+#include <plat/mv_xor.h>
+#include <plat/orion_nand.h>
+#include <plat/time.h>
#include "common.h"
/*****************************************************************************
* GE00
****************************************************************************/
struct mv643xx_eth_shared_platform_data kirkwood_ge00_shared_data = {
- .t_clk = KIRKWOOD_TCLK,
.dram = &kirkwood_mbus_dram_info,
};
.start = GE00_PHYS_BASE + 0x2000,
.end = GE00_PHYS_BASE + 0x3fff,
.flags = IORESOURCE_MEM,
+ }, {
+ .name = "ge00 err irq",
+ .start = IRQ_KIRKWOOD_GE00_ERR,
+ .end = IRQ_KIRKWOOD_GE00_ERR,
+ .flags = IORESOURCE_IRQ,
},
};
.dev = {
.platform_data = &kirkwood_ge00_shared_data,
},
- .num_resources = 1,
+ .num_resources = ARRAY_SIZE(kirkwood_ge00_shared_resources),
.resource = kirkwood_ge00_shared_resources,
};
}
+/*****************************************************************************
+ * SPI
+ ****************************************************************************/
+static struct orion_spi_info kirkwood_spi_plat_data = {
+};
+
+static struct resource kirkwood_spi_resources[] = {
+ {
+ .start = SPI_PHYS_BASE,
+ .end = SPI_PHYS_BASE + SZ_512 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device kirkwood_spi = {
+ .name = "orion_spi",
+ .id = 0,
+ .resource = kirkwood_spi_resources,
+ .dev = {
+ .platform_data = &kirkwood_spi_plat_data,
+ },
+ .num_resources = ARRAY_SIZE(kirkwood_spi_resources),
+};
+
+void __init kirkwood_spi_init()
+{
+ platform_device_register(&kirkwood_spi);
+}
+
+
/*****************************************************************************
* UART0
****************************************************************************/
.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
.regshift = 2,
- .uartclk = KIRKWOOD_TCLK,
+ .uartclk = 0,
}, {
},
};
.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
.regshift = 2,
- .uartclk = KIRKWOOD_TCLK,
+ .uartclk = 0,
}, {
},
};
}
+/*****************************************************************************
+ * XOR
+ ****************************************************************************/
+static struct mv_xor_platform_shared_data kirkwood_xor_shared_data = {
+ .dram = &kirkwood_mbus_dram_info,
+};
+
+static u64 kirkwood_xor_dmamask = DMA_32BIT_MASK;
+
+
+/*****************************************************************************
+ * XOR0
+ ****************************************************************************/
+static struct resource kirkwood_xor0_shared_resources[] = {
+ {
+ .name = "xor 0 low",
+ .start = XOR0_PHYS_BASE,
+ .end = XOR0_PHYS_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .name = "xor 0 high",
+ .start = XOR0_HIGH_PHYS_BASE,
+ .end = XOR0_HIGH_PHYS_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device kirkwood_xor0_shared = {
+ .name = MV_XOR_SHARED_NAME,
+ .id = 0,
+ .dev = {
+ .platform_data = &kirkwood_xor_shared_data,
+ },
+ .num_resources = ARRAY_SIZE(kirkwood_xor0_shared_resources),
+ .resource = kirkwood_xor0_shared_resources,
+};
+
+static struct resource kirkwood_xor00_resources[] = {
+ [0] = {
+ .start = IRQ_KIRKWOOD_XOR_00,
+ .end = IRQ_KIRKWOOD_XOR_00,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct mv_xor_platform_data kirkwood_xor00_data = {
+ .shared = &kirkwood_xor0_shared,
+ .hw_id = 0,
+ .pool_size = PAGE_SIZE,
+};
+
+static struct platform_device kirkwood_xor00_channel = {
+ .name = MV_XOR_NAME,
+ .id = 0,
+ .num_resources = ARRAY_SIZE(kirkwood_xor00_resources),
+ .resource = kirkwood_xor00_resources,
+ .dev = {
+ .dma_mask = &kirkwood_xor_dmamask,
+ .coherent_dma_mask = DMA_64BIT_MASK,
+ .platform_data = (void *)&kirkwood_xor00_data,
+ },
+};
+
+static struct resource kirkwood_xor01_resources[] = {
+ [0] = {
+ .start = IRQ_KIRKWOOD_XOR_01,
+ .end = IRQ_KIRKWOOD_XOR_01,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct mv_xor_platform_data kirkwood_xor01_data = {
+ .shared = &kirkwood_xor0_shared,
+ .hw_id = 1,
+ .pool_size = PAGE_SIZE,
+};
+
+static struct platform_device kirkwood_xor01_channel = {
+ .name = MV_XOR_NAME,
+ .id = 1,
+ .num_resources = ARRAY_SIZE(kirkwood_xor01_resources),
+ .resource = kirkwood_xor01_resources,
+ .dev = {
+ .dma_mask = &kirkwood_xor_dmamask,
+ .coherent_dma_mask = DMA_64BIT_MASK,
+ .platform_data = (void *)&kirkwood_xor01_data,
+ },
+};
+
+void __init kirkwood_xor0_init(void)
+{
+ platform_device_register(&kirkwood_xor0_shared);
+
+ /*
+ * two engines can't do memset simultaneously, this limitation
+ * satisfied by removing memset support from one of the engines.
+ */
+ dma_cap_set(DMA_MEMCPY, kirkwood_xor00_data.cap_mask);
+ dma_cap_set(DMA_XOR, kirkwood_xor00_data.cap_mask);
+ platform_device_register(&kirkwood_xor00_channel);
+
+ dma_cap_set(DMA_MEMCPY, kirkwood_xor01_data.cap_mask);
+ dma_cap_set(DMA_MEMSET, kirkwood_xor01_data.cap_mask);
+ dma_cap_set(DMA_XOR, kirkwood_xor01_data.cap_mask);
+ platform_device_register(&kirkwood_xor01_channel);
+}
+
+
+/*****************************************************************************
+ * XOR1
+ ****************************************************************************/
+static struct resource kirkwood_xor1_shared_resources[] = {
+ {
+ .name = "xor 1 low",
+ .start = XOR1_PHYS_BASE,
+ .end = XOR1_PHYS_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .name = "xor 1 high",
+ .start = XOR1_HIGH_PHYS_BASE,
+ .end = XOR1_HIGH_PHYS_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device kirkwood_xor1_shared = {
+ .name = MV_XOR_SHARED_NAME,
+ .id = 1,
+ .dev = {
+ .platform_data = &kirkwood_xor_shared_data,
+ },
+ .num_resources = ARRAY_SIZE(kirkwood_xor1_shared_resources),
+ .resource = kirkwood_xor1_shared_resources,
+};
+
+static struct resource kirkwood_xor10_resources[] = {
+ [0] = {
+ .start = IRQ_KIRKWOOD_XOR_10,
+ .end = IRQ_KIRKWOOD_XOR_10,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct mv_xor_platform_data kirkwood_xor10_data = {
+ .shared = &kirkwood_xor1_shared,
+ .hw_id = 0,
+ .pool_size = PAGE_SIZE,
+};
+
+static struct platform_device kirkwood_xor10_channel = {
+ .name = MV_XOR_NAME,
+ .id = 2,
+ .num_resources = ARRAY_SIZE(kirkwood_xor10_resources),
+ .resource = kirkwood_xor10_resources,
+ .dev = {
+ .dma_mask = &kirkwood_xor_dmamask,
+ .coherent_dma_mask = DMA_64BIT_MASK,
+ .platform_data = (void *)&kirkwood_xor10_data,
+ },
+};
+
+static struct resource kirkwood_xor11_resources[] = {
+ [0] = {
+ .start = IRQ_KIRKWOOD_XOR_11,
+ .end = IRQ_KIRKWOOD_XOR_11,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct mv_xor_platform_data kirkwood_xor11_data = {
+ .shared = &kirkwood_xor1_shared,
+ .hw_id = 1,
+ .pool_size = PAGE_SIZE,
+};
+
+static struct platform_device kirkwood_xor11_channel = {
+ .name = MV_XOR_NAME,
+ .id = 3,
+ .num_resources = ARRAY_SIZE(kirkwood_xor11_resources),
+ .resource = kirkwood_xor11_resources,
+ .dev = {
+ .dma_mask = &kirkwood_xor_dmamask,
+ .coherent_dma_mask = DMA_64BIT_MASK,
+ .platform_data = (void *)&kirkwood_xor11_data,
+ },
+};
+
+void __init kirkwood_xor1_init(void)
+{
+ platform_device_register(&kirkwood_xor1_shared);
+
+ /*
+ * two engines can't do memset simultaneously, this limitation
+ * satisfied by removing memset support from one of the engines.
+ */
+ dma_cap_set(DMA_MEMCPY, kirkwood_xor10_data.cap_mask);
+ dma_cap_set(DMA_XOR, kirkwood_xor10_data.cap_mask);
+ platform_device_register(&kirkwood_xor10_channel);
+
+ dma_cap_set(DMA_MEMCPY, kirkwood_xor11_data.cap_mask);
+ dma_cap_set(DMA_MEMSET, kirkwood_xor11_data.cap_mask);
+ dma_cap_set(DMA_XOR, kirkwood_xor11_data.cap_mask);
+ platform_device_register(&kirkwood_xor11_channel);
+}
+
+
/*****************************************************************************
* Time handling
****************************************************************************/
+int kirkwood_tclk;
+
+int __init kirkwood_find_tclk(void)
+{
+ u32 dev, rev;
+
+ kirkwood_pcie_id(&dev, &rev);
+ if (dev == MV88F6281_DEV_ID && rev == MV88F6281_REV_A0)
+ return 200000000;
+
+ return 166666667;
+}
+
static void kirkwood_timer_init(void)
{
- orion_time_init(IRQ_KIRKWOOD_BRIDGE, KIRKWOOD_TCLK);
+ kirkwood_tclk = kirkwood_find_tclk();
+ orion_time_init(IRQ_KIRKWOOD_BRIDGE, kirkwood_tclk);
}
struct sys_timer kirkwood_timer = {
/*****************************************************************************
* General
****************************************************************************/
+/*
+ * Identify device ID and revision.
+ */
static char * __init kirkwood_id(void)
{
- switch (readl(DEVICE_ID) & 0x3) {
- case 0:
- return "88F6180";
- case 1:
- return "88F6192";
- case 2:
- return "88F6281";
+ u32 dev, rev;
+
+ kirkwood_pcie_id(&dev, &rev);
+
+ if (dev == MV88F6281_DEV_ID) {
+ if (rev == MV88F6281_REV_Z0)
+ return "MV88F6281-Z0";
+ else if (rev == MV88F6281_REV_A0)
+ return "MV88F6281-A0";
+ else
+ return "MV88F6281-Rev-Unsupported";
+ } else if (dev == MV88F6192_DEV_ID) {
+ if (rev == MV88F6192_REV_Z0)
+ return "MV88F6192-Z0";
+ else if (rev == MV88F6192_REV_A0)
+ return "MV88F6192-A0";
+ else
+ return "MV88F6192-Rev-Unsupported";
+ } else if (dev == MV88F6180_DEV_ID) {
+ if (rev == MV88F6180_REV_A0)
+ return "MV88F6180-Rev-A0";
+ else
+ return "MV88F6180-Rev-Unsupported";
+ } else {
+ return "Device-Unknown";
}
-
- return "unknown 88F6000 variant";
}
-static int __init is_l2_writethrough(void)
+static void __init kirkwood_l2_init(void)
{
- return !!(readl(L2_CONFIG_REG) & L2_WRITETHROUGH);
+#ifdef CONFIG_CACHE_FEROCEON_L2_WRITETHROUGH
+ writel(readl(L2_CONFIG_REG) | L2_WRITETHROUGH, L2_CONFIG_REG);
+ feroceon_l2_init(1);
+#else
+ writel(readl(L2_CONFIG_REG) & ~L2_WRITETHROUGH, L2_CONFIG_REG);
+ feroceon_l2_init(0);
+#endif
}
void __init kirkwood_init(void)
{
printk(KERN_INFO "Kirkwood: %s, TCLK=%d.\n",
- kirkwood_id(), KIRKWOOD_TCLK);
+ kirkwood_id(), kirkwood_tclk);
+ kirkwood_ge00_shared_data.t_clk = kirkwood_tclk;
+ kirkwood_spi_plat_data.tclk = kirkwood_tclk;
+ kirkwood_uart0_data[0].uartclk = kirkwood_tclk;
+ kirkwood_uart1_data[0].uartclk = kirkwood_tclk;
kirkwood_setup_cpu_mbus();
#ifdef CONFIG_CACHE_FEROCEON_L2
- feroceon_l2_init(is_l2_writethrough());
+ kirkwood_l2_init();
#endif
}
projects / linux-2.6-omap-h63xx.git / blobdiff