--- /dev/null
+/*
+ * armadillo5x0.c
+ *
+ * Copyright 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>
+ * updates in http://alberdroid.blogspot.com/
+ *
+ * Based on Atmark Techno, Inc. armadillo 500 BSP 2008
+ * Based on mx31ads.c and pcm037.c Great Work!
+ *
+ * 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 Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <linux/smsc911x.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+#include <asm/memory.h>
+#include <asm/mach/map.h>
+
+#include <mach/common.h>
+#include <mach/imx-uart.h>
+#include <mach/iomux-mx3.h>
+#include <mach/board-armadillo5x0.h>
+#include <mach/mmc.h>
+#include <mach/ipu.h>
+#include <mach/mx3fb.h>
+
+#include "devices.h"
+
+static int armadillo5x0_pins[] = {
+ /* UART1 */
+ MX31_PIN_CTS1__CTS1,
+ MX31_PIN_RTS1__RTS1,
+ MX31_PIN_TXD1__TXD1,
+ MX31_PIN_RXD1__RXD1,
+ /* UART2 */
+ MX31_PIN_CTS2__CTS2,
+ MX31_PIN_RTS2__RTS2,
+ MX31_PIN_TXD2__TXD2,
+ MX31_PIN_RXD2__RXD2,
+ /* LAN9118_IRQ */
+ IOMUX_MODE(MX31_PIN_GPIO1_0, IOMUX_CONFIG_GPIO),
+ /* SDHC1 */
+ MX31_PIN_SD1_DATA3__SD1_DATA3,
+ MX31_PIN_SD1_DATA2__SD1_DATA2,
+ MX31_PIN_SD1_DATA1__SD1_DATA1,
+ MX31_PIN_SD1_DATA0__SD1_DATA0,
+ MX31_PIN_SD1_CLK__SD1_CLK,
+ MX31_PIN_SD1_CMD__SD1_CMD,
+ /* Framebuffer */
+ MX31_PIN_LD0__LD0,
+ MX31_PIN_LD1__LD1,
+ MX31_PIN_LD2__LD2,
+ MX31_PIN_LD3__LD3,
+ MX31_PIN_LD4__LD4,
+ MX31_PIN_LD5__LD5,
+ MX31_PIN_LD6__LD6,
+ MX31_PIN_LD7__LD7,
+ MX31_PIN_LD8__LD8,
+ MX31_PIN_LD9__LD9,
+ MX31_PIN_LD10__LD10,
+ MX31_PIN_LD11__LD11,
+ MX31_PIN_LD12__LD12,
+ MX31_PIN_LD13__LD13,
+ MX31_PIN_LD14__LD14,
+ MX31_PIN_LD15__LD15,
+ MX31_PIN_LD16__LD16,
+ MX31_PIN_LD17__LD17,
+ MX31_PIN_VSYNC3__VSYNC3,
+ MX31_PIN_HSYNC__HSYNC,
+ MX31_PIN_FPSHIFT__FPSHIFT,
+ MX31_PIN_DRDY0__DRDY0,
+ IOMUX_MODE(MX31_PIN_LCS1, IOMUX_CONFIG_GPIO), /*ADV7125_PSAVE*/
+
+};
+
+/*
+ * FB support
+ */
+static const struct fb_videomode fb_modedb[] = {
+ { /* 640x480 @ 60 Hz */
+ .name = "CRT-VGA",
+ .refresh = 60,
+ .xres = 640,
+ .yres = 480,
+ .pixclock = 39721,
+ .left_margin = 35,
+ .right_margin = 115,
+ .upper_margin = 43,
+ .lower_margin = 1,
+ .hsync_len = 10,
+ .vsync_len = 1,
+ .sync = FB_SYNC_OE_ACT_HIGH,
+ .vmode = FB_VMODE_NONINTERLACED,
+ .flag = 0,
+ }, {/* 800x600 @ 56 Hz */
+ .name = "CRT-SVGA",
+ .refresh = 56,
+ .xres = 800,
+ .yres = 600,
+ .pixclock = 30000,
+ .left_margin = 30,
+ .right_margin = 108,
+ .upper_margin = 13,
+ .lower_margin = 10,
+ .hsync_len = 10,
+ .vsync_len = 1,
+ .sync = FB_SYNC_OE_ACT_HIGH | FB_SYNC_HOR_HIGH_ACT |
+ FB_SYNC_VERT_HIGH_ACT,
+ .vmode = FB_VMODE_NONINTERLACED,
+ .flag = 0,
+ },
+};
+
+static struct ipu_platform_data mx3_ipu_data = {
+ .irq_base = MXC_IPU_IRQ_START,
+};
+
+static struct mx3fb_platform_data mx3fb_pdata = {
+ .dma_dev = &mx3_ipu.dev,
+ .name = "CRT-VGA",
+ .mode = fb_modedb,
+ .num_modes = ARRAY_SIZE(fb_modedb),
+};
+
+/*
+ * SDHC 1
+ * MMC support
+ */
+static int armadillo5x0_sdhc1_get_ro(struct device *dev)
+{
+ return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B));
+}
+
+static int armadillo5x0_sdhc1_init(struct device *dev,
+ irq_handler_t detect_irq, void *data)
+{
+ int ret;
+ int gpio_det, gpio_wp;
+
+ gpio_det = IOMUX_TO_GPIO(MX31_PIN_ATA_DMACK);
+ gpio_wp = IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B);
+
+ ret = gpio_request(gpio_det, "sdhc-card-detect");
+ if (ret)
+ return ret;
+
+ gpio_direction_input(gpio_det);
+
+ ret = gpio_request(gpio_wp, "sdhc-write-protect");
+ if (ret)
+ goto err_gpio_free;
+
+ gpio_direction_input(gpio_wp);
+
+ /* When supported the trigger type have to be BOTH */
+ ret = request_irq(IOMUX_TO_IRQ(MX31_PIN_ATA_DMACK), detect_irq,
+ IRQF_DISABLED | IRQF_TRIGGER_FALLING,
+ "sdhc-detect", data);
+
+ if (ret)
+ goto err_gpio_free_2;
+
+ return 0;
+
+err_gpio_free_2:
+ gpio_free(gpio_wp);
+
+err_gpio_free:
+ gpio_free(gpio_det);
+
+ return ret;
+
+}
+
+static void armadillo5x0_sdhc1_exit(struct device *dev, void *data)
+{
+ free_irq(IOMUX_TO_IRQ(MX31_PIN_ATA_DMACK), data);
+ gpio_free(IOMUX_TO_GPIO(MX31_PIN_ATA_DMACK));
+ gpio_free(IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B));
+}
+
+static struct imxmmc_platform_data sdhc_pdata = {
+ .get_ro = armadillo5x0_sdhc1_get_ro,
+ .init = armadillo5x0_sdhc1_init,
+ .exit = armadillo5x0_sdhc1_exit,
+};
+
+/*
+ * SMSC 9118
+ * Network support
+ */
+static struct resource armadillo5x0_smc911x_resources[] = {
+ {
+ .start = CS3_BASE_ADDR,
+ .end = CS3_BASE_ADDR + SZ_32M - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
+ .end = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
+ },
+};
+
+static struct smsc911x_platform_config smsc911x_info = {
+ .flags = SMSC911X_USE_32BIT,
+ .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+ .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
+};
+
+static struct platform_device armadillo5x0_smc911x_device = {
+ .name = "smsc911x",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(armadillo5x0_smc911x_resources),
+ .resource = armadillo5x0_smc911x_resources,
+ .dev = {
+ .platform_data = &smsc911x_info,
+ },
+};
+
+/* UART device data */
+static struct imxuart_platform_data uart_pdata = {
+ .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static struct platform_device *devices[] __initdata = {
+ &armadillo5x0_smc911x_device,
+};
+
+/*
+ * Perform board specific initializations
+ */
+static void __init armadillo5x0_init(void)
+{
+ mxc_iomux_setup_multiple_pins(armadillo5x0_pins,
+ ARRAY_SIZE(armadillo5x0_pins), "armadillo5x0");
+
+ platform_add_devices(devices, ARRAY_SIZE(devices));
+
+ /* Register UART */
+ mxc_register_device(&mxc_uart_device0, &uart_pdata);
+ mxc_register_device(&mxc_uart_device1, &uart_pdata);
+
+ /* SMSC9118 IRQ pin */
+ gpio_direction_input(MX31_PIN_GPIO1_0);
+
+ /* Register SDHC */
+ mxc_register_device(&mxcsdhc_device0, &sdhc_pdata);
+
+ /* Register FB */
+ mxc_register_device(&mx3_ipu, &mx3_ipu_data);
+ mxc_register_device(&mx3_fb, &mx3fb_pdata);
+}
+
+/*
+ * Set up static virtual mappings.
+ */
+static void __init armadillo5x0_map_io(void)
+{
+ /*
+ * Maps:
+ * - NAND, SDRAM, WEIM, M3IF, EMI controllers
+ * - AVIC (Vectored Interrupt controller)
+ * - AIPS1 and AIPS2
+ **/
+ mxc_map_io();
+}
+
+static void __init armadillo5x0_timer_init(void)
+{
+ mx31_clocks_init(26000000);
+}
+
+static struct sys_timer armadillo5x0_timer = {
+ .init = armadillo5x0_timer_init,
+};
+
+MACHINE_START(ARMADILLO5X0, "Armadillo-500")
+ /* Maintainer: Alberto Panizzo */
+ .phys_io = AIPS1_BASE_ADDR,
+ .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
+ .boot_params = PHYS_OFFSET + 0x00000100,
+ .map_io = armadillo5x0_map_io,
+ .init_irq = mxc_init_irq,
+ .timer = &armadillo5x0_timer,
+ .init_machine = armadillo5x0_init,
+MACHINE_END
projects / ~shefty / rdma-dev.git / commitdiff