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-rw-r--r--arch/arm/mach-mx25/mach-mx25pdk.c174
1 files changed, 174 insertions, 0 deletions
diff --git a/arch/arm/mach-mx25/mach-mx25pdk.c b/arch/arm/mach-mx25/mach-mx25pdk.c
new file mode 100644
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+++ b/arch/arm/mach-mx25/mach-mx25pdk.c
@@ -0,0 +1,174 @@
+/*
+ * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de>
+ *
+ * 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/delay.h>
+#include <linux/clk.h>
+#include <linux/irq.h>
+#include <linux/gpio.h>
+#include <linux/fec.h>
+#include <linux/platform_device.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/mx25.h>
+#include <mach/mxc_nand.h>
+#include <mach/imxfb.h>
+#include "devices.h"
+#include <mach/iomux-mx25.h>
+
+static struct imxuart_platform_data uart_pdata = {
+ .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static struct pad_desc mx25pdk_pads[] = {
+ MX25_PAD_FEC_MDC__FEC_MDC,
+ MX25_PAD_FEC_MDIO__FEC_MDIO,
+ MX25_PAD_FEC_TDATA0__FEC_TDATA0,
+ MX25_PAD_FEC_TDATA1__FEC_TDATA1,
+ MX25_PAD_FEC_TX_EN__FEC_TX_EN,
+ MX25_PAD_FEC_RDATA0__FEC_RDATA0,
+ MX25_PAD_FEC_RDATA1__FEC_RDATA1,
+ MX25_PAD_FEC_RX_DV__FEC_RX_DV,
+ MX25_PAD_FEC_TX_CLK__FEC_TX_CLK,
+ MX25_PAD_A17__GPIO_2_3, /* FEC_EN, GPIO 35 */
+ MX25_PAD_D12__GPIO_4_8, /* FEC_RESET_B, GPIO 104 */
+
+ /* LCD */
+ MX25_PAD_LD0__LD0,
+ MX25_PAD_LD1__LD1,
+ MX25_PAD_LD2__LD2,
+ MX25_PAD_LD3__LD3,
+ MX25_PAD_LD4__LD4,
+ MX25_PAD_LD5__LD5,
+ MX25_PAD_LD6__LD6,
+ MX25_PAD_LD7__LD7,
+ MX25_PAD_LD8__LD8,
+ MX25_PAD_LD9__LD9,
+ MX25_PAD_LD10__LD10,
+ MX25_PAD_LD11__LD11,
+ MX25_PAD_LD12__LD12,
+ MX25_PAD_LD13__LD13,
+ MX25_PAD_LD14__LD14,
+ MX25_PAD_LD15__LD15,
+ MX25_PAD_GPIO_E__LD16,
+ MX25_PAD_GPIO_F__LD17,
+ MX25_PAD_HSYNC__HSYNC,
+ MX25_PAD_VSYNC__VSYNC,
+ MX25_PAD_LSCLK__LSCLK,
+ MX25_PAD_OE_ACD__OE_ACD,
+ MX25_PAD_CONTRAST__CONTRAST,
+};
+
+static struct fec_platform_data mx25_fec_pdata = {
+ .phy = PHY_INTERFACE_MODE_RMII,
+};
+
+#define FEC_ENABLE_GPIO 35
+#define FEC_RESET_B_GPIO 104
+
+static void __init mx25pdk_fec_reset(void)
+{
+ gpio_request(FEC_ENABLE_GPIO, "FEC PHY enable");
+ gpio_request(FEC_RESET_B_GPIO, "FEC PHY reset");
+
+ gpio_direction_output(FEC_ENABLE_GPIO, 0); /* drop PHY power */
+ gpio_direction_output(FEC_RESET_B_GPIO, 0); /* assert reset */
+ udelay(2);
+
+ /* turn on PHY power and lift reset */
+ gpio_set_value(FEC_ENABLE_GPIO, 1);
+ gpio_set_value(FEC_RESET_B_GPIO, 1);
+}
+
+static struct mxc_nand_platform_data mx25pdk_nand_board_info = {
+ .width = 1,
+ .hw_ecc = 1,
+ .flash_bbt = 1,
+};
+
+static struct imx_fb_videomode mx25pdk_modes[] = {
+ {
+ .mode = {
+ .name = "CRT-VGA",
+ .refresh = 60,
+ .xres = 640,
+ .yres = 480,
+ .pixclock = 39683,
+ .left_margin = 45,
+ .right_margin = 114,
+ .upper_margin = 33,
+ .lower_margin = 11,
+ .hsync_len = 1,
+ .vsync_len = 1,
+ },
+ .bpp = 16,
+ .pcr = 0xFA208B80,
+ },
+};
+
+static struct imx_fb_platform_data mx25pdk_fb_pdata = {
+ .mode = mx25pdk_modes,
+ .num_modes = ARRAY_SIZE(mx25pdk_modes),
+ .pwmr = 0x00A903FF,
+ .lscr1 = 0x00120300,
+ .dmacr = 0x00020010,
+};
+
+static void __init mx25pdk_init(void)
+{
+ mxc_iomux_v3_setup_multiple_pads(mx25pdk_pads,
+ ARRAY_SIZE(mx25pdk_pads));
+
+ mxc_register_device(&mxc_uart_device0, &uart_pdata);
+ mxc_register_device(&mxc_usbh2, NULL);
+ mxc_register_device(&mxc_nand_device, &mx25pdk_nand_board_info);
+ mxc_register_device(&mx25_rtc_device, NULL);
+ mxc_register_device(&mx25_fb_device, &mx25pdk_fb_pdata);
+
+ mx25pdk_fec_reset();
+ mxc_register_device(&mx25_fec_device, &mx25_fec_pdata);
+}
+
+static void __init mx25pdk_timer_init(void)
+{
+ mx25_clocks_init();
+}
+
+static struct sys_timer mx25pdk_timer = {
+ .init = mx25pdk_timer_init,
+};
+
+MACHINE_START(MX25_3DS, "Freescale MX25PDK (3DS)")
+ /* Maintainer: Freescale Semiconductor, Inc. */
+ .phys_io = MX25_AIPS1_BASE_ADDR,
+ .io_pg_offst = ((MX25_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
+ .boot_params = MX25_PHYS_OFFSET + 0x100,
+ .map_io = mx25_map_io,
+ .init_irq = mx25_init_irq,
+ .init_machine = mx25pdk_init,
+ .timer = &mx25pdk_timer,
+MACHINE_END
+
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