1 files changed, 203 insertions, 0 deletions

diff --git a/arch/mips/alchemy/devboards/pb1200/platform.c b/arch/mips/alchemy/devboards/pb1200/platform.c
new file mode 100644
index 00000000000..3ef2dceeb79
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1200/platform.c
@@ -0,0 +1,203 @@
+/*
+ * Pb1200/DBAu1200 board platform device registration
+ *
+ * Copyright (C) 2008 MontaVista Software Inc. <source@mvista.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include <linux/dma-mapping.h>
+#include <linux/init.h>
+#include <linux/leds.h>
+#include <linux/platform_device.h>
+#include <linux/smc91x.h>
+
+#include <asm/mach-au1x00/au1xxx.h>
+#include <asm/mach-au1x00/au1100_mmc.h>
+#include <asm/mach-db1x00/bcsr.h>
+
+#include "../platform.h"
+
+static int mmc_activity;
+
+static void pb1200mmc0_set_power(void *mmc_host, int state)
+{
+        if (state)
+                bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD0PWR);
+        else
+                bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD0PWR, 0);
+
+        msleep(1);
+}
+
+static int pb1200mmc0_card_readonly(void *mmc_host)
+{
+        return (bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD0WP) ? 1 : 0;
+}
+
+static int pb1200mmc0_card_inserted(void *mmc_host)
+{
+        return (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD0INSERT) ? 1 : 0;
+}
+
+static void pb1200_mmcled_set(struct led_classdev *led,
+                        enum led_brightness brightness)
+{
+        if (brightness != LED_OFF) {
+                if (++mmc_activity == 1)
+                        bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED0, 0);
+        } else {
+                if (--mmc_activity == 0)
+                        bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED0);
+        }
+}
+
+static struct led_classdev pb1200mmc_led = {
+        .brightness_set = pb1200_mmcled_set,
+};
+
+static void pb1200mmc1_set_power(void *mmc_host, int state)
+{
+        if (state)
+                bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD1PWR);
+        else
+                bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD1PWR, 0);
+
+        msleep(1);
+}
+
+static int pb1200mmc1_card_readonly(void *mmc_host)
+{
+        return (bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD1WP) ? 1 : 0;
+}
+
+static int pb1200mmc1_card_inserted(void *mmc_host)
+{
+        return (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD1INSERT) ? 1 : 0;
+}
+
+const struct au1xmmc_platform_data au1xmmc_platdata[2] = {
+        [0] = {
+                .set_power      = pb1200mmc0_set_power,
+                .card_inserted  = pb1200mmc0_card_inserted,
+                .card_readonly  = pb1200mmc0_card_readonly,
+                .cd_setup       = NULL,         /* use poll-timer in driver */
+                .led            = &pb1200mmc_led,
+        },
+        [1] = {
+                .set_power      = pb1200mmc1_set_power,
+                .card_inserted  = pb1200mmc1_card_inserted,
+                .card_readonly  = pb1200mmc1_card_readonly,
+                .cd_setup       = NULL,         /* use poll-timer in driver */
+                .led            = &pb1200mmc_led,
+        },
+};
+
+static struct resource ide_resources[] = {
+        [0] = {
+                .start  = IDE_PHYS_ADDR,
+                .end    = IDE_PHYS_ADDR + IDE_PHYS_LEN - 1,
+                .flags  = IORESOURCE_MEM
+        },
+        [1] = {
+                .start  = IDE_INT,
+                .end    = IDE_INT,
+                .flags  = IORESOURCE_IRQ
+        }
+};
+
+static u64 ide_dmamask = DMA_BIT_MASK(32);
+
+static struct platform_device ide_device = {
+        .name           = "au1200-ide",
+        .id             = 0,
+        .dev = {
+                .dma_mask               = &ide_dmamask,
+                .coherent_dma_mask      = DMA_BIT_MASK(32),
+        },
+        .num_resources  = ARRAY_SIZE(ide_resources),
+        .resource       = ide_resources
+};
+
+static struct smc91x_platdata smc_data = {
+        .flags  = SMC91X_NOWAIT | SMC91X_USE_16BIT,
+        .leda   = RPC_LED_100_10,
+        .ledb   = RPC_LED_TX_RX,
+};
+
+static struct resource smc91c111_resources[] = {
+        [0] = {
+                .name   = "smc91x-regs",
+                .start  = SMC91C111_PHYS_ADDR,
+                .end    = SMC91C111_PHYS_ADDR + 0xf,
+                .flags  = IORESOURCE_MEM
+        },
+        [1] = {
+                .start  = SMC91C111_INT,
+                .end    = SMC91C111_INT,
+                .flags  = IORESOURCE_IRQ
+        },
+};
+
+static struct platform_device smc91c111_device = {
+        .dev    = {
+                .platform_data  = &smc_data,
+        },
+        .name           = "smc91x",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(smc91c111_resources),
+        .resource       = smc91c111_resources
+};
+
+static struct platform_device *board_platform_devices[] __initdata = {
+        &ide_device,
+        &smc91c111_device
+};
+
+static int __init board_register_devices(void)
+{
+        int swapped;
+
+        db1x_register_pcmcia_socket(PCMCIA_ATTR_PHYS_ADDR,
+                                    PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1,
+                                    PCMCIA_MEM_PHYS_ADDR,
+                                    PCMCIA_MEM_PHYS_ADDR  + 0x000400000 - 1,
+                                    PCMCIA_IO_PHYS_ADDR,
+                                    PCMCIA_IO_PHYS_ADDR   + 0x000010000 - 1,
+                                    PB1200_PC0_INT,
+                                    PB1200_PC0_INSERT_INT,
+                                    /*PB1200_PC0_STSCHG_INT*/0,
+                                    PB1200_PC0_EJECT_INT,
+                                    0);
+
+        db1x_register_pcmcia_socket(PCMCIA_ATTR_PHYS_ADDR + 0x008000000,
+                                    PCMCIA_ATTR_PHYS_ADDR + 0x008400000 - 1,
+                                    PCMCIA_MEM_PHYS_ADDR  + 0x008000000,
+                                    PCMCIA_MEM_PHYS_ADDR  + 0x008400000 - 1,
+                                    PCMCIA_IO_PHYS_ADDR   + 0x008000000,
+                                    PCMCIA_IO_PHYS_ADDR   + 0x008010000 - 1,
+                                    PB1200_PC1_INT,
+                                    PB1200_PC1_INSERT_INT,
+                                    /*PB1200_PC1_STSCHG_INT*/0,
+                                    PB1200_PC1_EJECT_INT,
+                                    1);
+
+        swapped = bcsr_read(BCSR_STATUS) &  BCSR_STATUS_DB1200_SWAPBOOT;
+        db1x_register_norflash(128 * 1024 * 1024, 2, swapped);
+
+        return platform_add_devices(board_platform_devices,
+                                    ARRAY_SIZE(board_platform_devices));
+}
+device_initcall(board_register_devices);