340 lines
8.2 KiB
C
340 lines
8.2 KiB
C
/*
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* Pb1200/DBAu1200 board platform device registration
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*
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* Copyright (C) 2008 MontaVista Software Inc. <source@mvista.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <linux/dma-mapping.h>
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#include <linux/init.h>
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#include <linux/leds.h>
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#include <linux/platform_device.h>
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#include <linux/smc91x.h>
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#include <asm/mach-au1x00/au1000.h>
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#include <asm/mach-au1x00/au1100_mmc.h>
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#include <asm/mach-au1x00/au1xxx_dbdma.h>
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#include <asm/mach-db1x00/bcsr.h>
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#include <asm/mach-pb1x00/pb1200.h>
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#include "../platform.h"
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static int mmc_activity;
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static void pb1200mmc0_set_power(void *mmc_host, int state)
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{
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if (state)
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bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD0PWR);
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else
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bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD0PWR, 0);
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msleep(1);
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}
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static int pb1200mmc0_card_readonly(void *mmc_host)
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{
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return (bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD0WP) ? 1 : 0;
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}
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static int pb1200mmc0_card_inserted(void *mmc_host)
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{
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return (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD0INSERT) ? 1 : 0;
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}
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static void pb1200_mmcled_set(struct led_classdev *led,
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enum led_brightness brightness)
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{
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if (brightness != LED_OFF) {
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if (++mmc_activity == 1)
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bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED0, 0);
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} else {
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if (--mmc_activity == 0)
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bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED0);
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}
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}
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static struct led_classdev pb1200mmc_led = {
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.brightness_set = pb1200_mmcled_set,
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};
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static void pb1200mmc1_set_power(void *mmc_host, int state)
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{
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if (state)
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bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD1PWR);
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else
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bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD1PWR, 0);
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msleep(1);
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}
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static int pb1200mmc1_card_readonly(void *mmc_host)
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{
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return (bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD1WP) ? 1 : 0;
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}
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static int pb1200mmc1_card_inserted(void *mmc_host)
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{
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return (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD1INSERT) ? 1 : 0;
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}
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static struct au1xmmc_platform_data pb1200mmc_platdata[2] = {
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[0] = {
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.set_power = pb1200mmc0_set_power,
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.card_inserted = pb1200mmc0_card_inserted,
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.card_readonly = pb1200mmc0_card_readonly,
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.cd_setup = NULL, /* use poll-timer in driver */
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.led = &pb1200mmc_led,
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},
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[1] = {
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.set_power = pb1200mmc1_set_power,
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.card_inserted = pb1200mmc1_card_inserted,
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.card_readonly = pb1200mmc1_card_readonly,
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.cd_setup = NULL, /* use poll-timer in driver */
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.led = &pb1200mmc_led,
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},
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};
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static u64 au1xxx_mmc_dmamask = DMA_BIT_MASK(32);
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static struct resource au1200_mmc0_res[] = {
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[0] = {
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.start = AU1100_SD0_PHYS_ADDR,
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.end = AU1100_SD0_PHYS_ADDR + 0xfff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1200_SD_INT,
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.end = AU1200_SD_INT,
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.flags = IORESOURCE_IRQ,
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},
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[2] = {
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.start = AU1200_DSCR_CMD0_SDMS_TX0,
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.end = AU1200_DSCR_CMD0_SDMS_TX0,
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.flags = IORESOURCE_DMA,
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},
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[3] = {
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.start = AU1200_DSCR_CMD0_SDMS_RX0,
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.end = AU1200_DSCR_CMD0_SDMS_RX0,
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.flags = IORESOURCE_DMA,
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}
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};
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static struct platform_device pb1200_mmc0_dev = {
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.name = "au1xxx-mmc",
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.id = 0,
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.dev = {
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.dma_mask = &au1xxx_mmc_dmamask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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.platform_data = &pb1200mmc_platdata[0],
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},
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.num_resources = ARRAY_SIZE(au1200_mmc0_res),
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.resource = au1200_mmc0_res,
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};
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static struct resource au1200_mmc1_res[] = {
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[0] = {
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.start = AU1100_SD1_PHYS_ADDR,
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.end = AU1100_SD1_PHYS_ADDR + 0xfff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1200_SD_INT,
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.end = AU1200_SD_INT,
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.flags = IORESOURCE_IRQ,
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},
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[2] = {
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.start = AU1200_DSCR_CMD0_SDMS_TX1,
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.end = AU1200_DSCR_CMD0_SDMS_TX1,
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.flags = IORESOURCE_DMA,
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},
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[3] = {
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.start = AU1200_DSCR_CMD0_SDMS_RX1,
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.end = AU1200_DSCR_CMD0_SDMS_RX1,
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.flags = IORESOURCE_DMA,
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}
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};
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static struct platform_device pb1200_mmc1_dev = {
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.name = "au1xxx-mmc",
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.id = 1,
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.dev = {
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.dma_mask = &au1xxx_mmc_dmamask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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.platform_data = &pb1200mmc_platdata[1],
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},
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.num_resources = ARRAY_SIZE(au1200_mmc1_res),
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.resource = au1200_mmc1_res,
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};
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static struct resource ide_resources[] = {
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[0] = {
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.start = IDE_PHYS_ADDR,
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.end = IDE_PHYS_ADDR + IDE_PHYS_LEN - 1,
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.flags = IORESOURCE_MEM
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},
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[1] = {
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.start = IDE_INT,
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.end = IDE_INT,
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.flags = IORESOURCE_IRQ
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},
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[2] = {
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.start = AU1200_DSCR_CMD0_DMA_REQ1,
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.end = AU1200_DSCR_CMD0_DMA_REQ1,
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.flags = IORESOURCE_DMA,
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},
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};
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static u64 ide_dmamask = DMA_BIT_MASK(32);
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static struct platform_device ide_device = {
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.name = "au1200-ide",
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.id = 0,
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.dev = {
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.dma_mask = &ide_dmamask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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.num_resources = ARRAY_SIZE(ide_resources),
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.resource = ide_resources
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};
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static struct smc91x_platdata smc_data = {
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.flags = SMC91X_NOWAIT | SMC91X_USE_16BIT,
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.leda = RPC_LED_100_10,
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.ledb = RPC_LED_TX_RX,
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};
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static struct resource smc91c111_resources[] = {
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[0] = {
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.name = "smc91x-regs",
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.start = SMC91C111_PHYS_ADDR,
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.end = SMC91C111_PHYS_ADDR + 0xf,
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.flags = IORESOURCE_MEM
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},
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[1] = {
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.start = SMC91C111_INT,
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.end = SMC91C111_INT,
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.flags = IORESOURCE_IRQ
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},
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};
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static struct platform_device smc91c111_device = {
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.dev = {
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.platform_data = &smc_data,
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},
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.name = "smc91x",
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.id = -1,
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.num_resources = ARRAY_SIZE(smc91c111_resources),
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.resource = smc91c111_resources
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};
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static struct resource au1200_psc0_res[] = {
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[0] = {
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.start = AU1550_PSC0_PHYS_ADDR,
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.end = AU1550_PSC0_PHYS_ADDR + 0xfff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1200_PSC0_INT,
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.end = AU1200_PSC0_INT,
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.flags = IORESOURCE_IRQ,
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},
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[2] = {
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.start = AU1200_DSCR_CMD0_PSC0_TX,
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.end = AU1200_DSCR_CMD0_PSC0_TX,
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.flags = IORESOURCE_DMA,
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},
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[3] = {
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.start = AU1200_DSCR_CMD0_PSC0_RX,
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.end = AU1200_DSCR_CMD0_PSC0_RX,
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.flags = IORESOURCE_DMA,
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},
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};
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static struct platform_device pb1200_i2c_dev = {
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.name = "au1xpsc_smbus",
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.id = 0, /* bus number */
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.num_resources = ARRAY_SIZE(au1200_psc0_res),
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.resource = au1200_psc0_res,
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};
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static struct resource au1200_lcd_res[] = {
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[0] = {
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.start = AU1200_LCD_PHYS_ADDR,
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.end = AU1200_LCD_PHYS_ADDR + 0x800 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1200_LCD_INT,
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.end = AU1200_LCD_INT,
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.flags = IORESOURCE_IRQ,
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}
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};
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static u64 au1200_lcd_dmamask = DMA_BIT_MASK(32);
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static struct platform_device au1200_lcd_dev = {
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.name = "au1200-lcd",
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.id = 0,
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.dev = {
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.dma_mask = &au1200_lcd_dmamask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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.num_resources = ARRAY_SIZE(au1200_lcd_res),
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.resource = au1200_lcd_res,
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};
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static struct platform_device *board_platform_devices[] __initdata = {
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&ide_device,
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&smc91c111_device,
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&pb1200_i2c_dev,
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&pb1200_mmc0_dev,
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&pb1200_mmc1_dev,
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&au1200_lcd_dev,
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};
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static int __init board_register_devices(void)
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{
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int swapped;
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db1x_register_pcmcia_socket(
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AU1000_PCMCIA_ATTR_PHYS_ADDR,
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AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1,
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AU1000_PCMCIA_MEM_PHYS_ADDR,
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AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1,
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AU1000_PCMCIA_IO_PHYS_ADDR,
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AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1,
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PB1200_PC0_INT, PB1200_PC0_INSERT_INT,
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/*PB1200_PC0_STSCHG_INT*/0, PB1200_PC0_EJECT_INT, 0);
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db1x_register_pcmcia_socket(
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AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008000000,
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AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008400000 - 1,
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AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008000000,
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AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008400000 - 1,
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AU1000_PCMCIA_IO_PHYS_ADDR + 0x008000000,
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AU1000_PCMCIA_IO_PHYS_ADDR + 0x008010000 - 1,
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PB1200_PC1_INT, PB1200_PC1_INSERT_INT,
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/*PB1200_PC1_STSCHG_INT*/0, PB1200_PC1_EJECT_INT, 1);
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swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1200_SWAPBOOT;
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db1x_register_norflash(128 * 1024 * 1024, 2, swapped);
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return platform_add_devices(board_platform_devices,
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ARRAY_SIZE(board_platform_devices));
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}
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device_initcall(board_register_devices);
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