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authorAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
committerAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
commitb4b6116a13633898cf868f2f103c96a90c4c20f8 (patch)
tree93d1b7e2cfcdf473d8d4ff3ad141fa864f8491f6 /arch/arm/mach-imx/mach-eukrea_cpuimx25.c
parentedd4be777c953e5faafc80d091d3084b4343f5d3 (diff)
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fedora kernel: d9aad82f3319f3cfd1aebc01234254ef0c37ad84v3.3.2-1
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'arch/arm/mach-imx/mach-eukrea_cpuimx25.c')
-rw-r--r--arch/arm/mach-imx/mach-eukrea_cpuimx25.c174
1 files changed, 174 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mach-eukrea_cpuimx25.c b/arch/arm/mach-imx/mach-eukrea_cpuimx25.c
new file mode 100644
index 00000000000..76a97a598b9
--- /dev/null
+++ b/arch/arm/mach-imx/mach-eukrea_cpuimx25.c
@@ -0,0 +1,174 @@
+/*
+ * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de>
+ * Copyright 2010 Eric Bénard - Eukréa Electromatique, <eric@eukrea.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 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/platform_device.h>
+#include <linux/usb/otg.h>
+#include <linux/usb/ulpi.h>
+
+#include <mach/eukrea-baseboards.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/mx25.h>
+#include <mach/iomux-mx25.h>
+
+#include "devices-imx25.h"
+
+static const struct imxuart_platform_data uart_pdata __initconst = {
+ .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static iomux_v3_cfg_t eukrea_cpuimx25_pads[] = {
+ /* FEC - RMII */
+ 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,
+ /* I2C1 */
+ MX25_PAD_I2C1_CLK__I2C1_CLK,
+ MX25_PAD_I2C1_DAT__I2C1_DAT,
+};
+
+static const struct fec_platform_data mx25_fec_pdata __initconst = {
+ .phy = PHY_INTERFACE_MODE_RMII,
+};
+
+static const struct mxc_nand_platform_data
+eukrea_cpuimx25_nand_board_info __initconst = {
+ .width = 1,
+ .hw_ecc = 1,
+ .flash_bbt = 1,
+};
+
+static const struct imxi2c_platform_data
+eukrea_cpuimx25_i2c0_data __initconst = {
+ .bitrate = 100000,
+};
+
+static struct i2c_board_info eukrea_cpuimx25_i2c_devices[] = {
+ {
+ I2C_BOARD_INFO("pcf8563", 0x51),
+ },
+};
+
+static int eukrea_cpuimx25_otg_init(struct platform_device *pdev)
+{
+ return mx25_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI);
+}
+
+static const struct mxc_usbh_platform_data otg_pdata __initconst = {
+ .init = eukrea_cpuimx25_otg_init,
+ .portsc = MXC_EHCI_MODE_UTMI,
+};
+
+static int eukrea_cpuimx25_usbh2_init(struct platform_device *pdev)
+{
+ return mx25_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_SINGLE_UNI |
+ MXC_EHCI_INTERNAL_PHY | MXC_EHCI_IPPUE_DOWN);
+}
+
+static const struct mxc_usbh_platform_data usbh2_pdata __initconst = {
+ .init = eukrea_cpuimx25_usbh2_init,
+ .portsc = MXC_EHCI_MODE_SERIAL,
+};
+
+static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
+ .operating_mode = FSL_USB2_DR_DEVICE,
+ .phy_mode = FSL_USB2_PHY_UTMI,
+};
+
+static int otg_mode_host;
+
+static int __init eukrea_cpuimx25_otg_mode(char *options)
+{
+ if (!strcmp(options, "host"))
+ otg_mode_host = 1;
+ else if (!strcmp(options, "device"))
+ otg_mode_host = 0;
+ else
+ pr_info("otg_mode neither \"host\" nor \"device\". "
+ "Defaulting to device\n");
+ return 0;
+}
+__setup("otg_mode=", eukrea_cpuimx25_otg_mode);
+
+static void __init eukrea_cpuimx25_init(void)
+{
+ imx25_soc_init();
+
+ if (mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx25_pads,
+ ARRAY_SIZE(eukrea_cpuimx25_pads)))
+ printk(KERN_ERR "error setting cpuimx25 pads !\n");
+
+ imx25_add_imx_uart0(&uart_pdata);
+ imx25_add_mxc_nand(&eukrea_cpuimx25_nand_board_info);
+ imx25_add_imxdi_rtc(NULL);
+ imx25_add_fec(&mx25_fec_pdata);
+
+ i2c_register_board_info(0, eukrea_cpuimx25_i2c_devices,
+ ARRAY_SIZE(eukrea_cpuimx25_i2c_devices));
+ imx25_add_imx_i2c0(&eukrea_cpuimx25_i2c0_data);
+
+ if (otg_mode_host)
+ imx25_add_mxc_ehci_otg(&otg_pdata);
+ else
+ imx25_add_fsl_usb2_udc(&otg_device_pdata);
+
+ imx25_add_mxc_ehci_hs(&usbh2_pdata);
+
+#ifdef CONFIG_MACH_EUKREA_MBIMXSD25_BASEBOARD
+ eukrea_mbimxsd25_baseboard_init();
+#endif
+}
+
+static void __init eukrea_cpuimx25_timer_init(void)
+{
+ mx25_clocks_init();
+}
+
+static struct sys_timer eukrea_cpuimx25_timer = {
+ .init = eukrea_cpuimx25_timer_init,
+};
+
+MACHINE_START(EUKREA_CPUIMX25SD, "Eukrea CPUIMX25")
+ /* Maintainer: Eukrea Electromatique */
+ .atag_offset = 0x100,
+ .map_io = mx25_map_io,
+ .init_early = imx25_init_early,
+ .init_irq = mx25_init_irq,
+ .handle_irq = imx25_handle_irq,
+ .timer = &eukrea_cpuimx25_timer,
+ .init_machine = eukrea_cpuimx25_init,
+ .restart = mxc_restart,
+MACHINE_END