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-rw-r--r--arch/mips/alchemy/devboards/pb1200/platform.c166
1 files changed, 166 insertions, 0 deletions
diff --git a/arch/mips/alchemy/devboards/pb1200/platform.c b/arch/mips/alchemy/devboards/pb1200/platform.c
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+++ b/arch/mips/alchemy/devboards/pb1200/platform.c
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+/*
+ * 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 <asm/mach-au1x00/au1xxx.h>
+#include <asm/mach-au1x00/au1100_mmc.h>
+
+static int mmc_activity;
+
+static void pb1200mmc0_set_power(void *mmc_host, int state)
+{
+ if (state)
+ bcsr->board |= BCSR_BOARD_SD0PWR;
+ else
+ bcsr->board &= ~BCSR_BOARD_SD0PWR;
+
+ au_sync_delay(1);
+}
+
+static int pb1200mmc0_card_readonly(void *mmc_host)
+{
+ return (bcsr->status & BCSR_STATUS_SD0WP) ? 1 : 0;
+}
+
+static int pb1200mmc0_card_inserted(void *mmc_host)
+{
+ return (bcsr->sig_status & 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->disk_leds &= ~(1 << 8);
+ } else {
+ if (--mmc_activity == 0)
+ bcsr->disk_leds |= (1 << 8);
+ }
+}
+
+static struct led_classdev pb1200mmc_led = {
+ .brightness_set = pb1200_mmcled_set,
+};
+
+#ifndef CONFIG_MIPS_DB1200
+static void pb1200mmc1_set_power(void *mmc_host, int state)
+{
+ if (state)
+ bcsr->board |= BCSR_BOARD_SD1PWR;
+ else
+ bcsr->board &= ~BCSR_BOARD_SD1PWR;
+
+ au_sync_delay(1);
+}
+
+static int pb1200mmc1_card_readonly(void *mmc_host)
+{
+ return (bcsr->status & BCSR_STATUS_SD1WP) ? 1 : 0;
+}
+
+static int pb1200mmc1_card_inserted(void *mmc_host)
+{
+ return (bcsr->sig_status & BCSR_INT_SD1INSERT) ? 1 : 0;
+}
+#endif
+
+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,
+ },
+#ifndef CONFIG_MIPS_DB1200
+ [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,
+ },
+#endif
+};
+
+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_32BIT_MASK;
+
+static struct platform_device ide_device = {
+ .name = "au1200-ide",
+ .id = 0,
+ .dev = {
+ .dma_mask = &ide_dmamask,
+ .coherent_dma_mask = DMA_32BIT_MASK,
+ },
+ .num_resources = ARRAY_SIZE(ide_resources),
+ .resource = ide_resources
+};
+
+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 = {
+ .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)
+{
+ return platform_add_devices(board_platform_devices,
+ ARRAY_SIZE(board_platform_devices));
+}
+
+arch_initcall(board_register_devices);