initial_commit

1 files changed, 855 insertions, 0 deletions

diff --git a/arch/arm/mach-mx5/board-mx53_smd.c b/arch/arm/mach-mx5/board-mx53_smd.c
new file mode 100755
index 00000000..50fec073
--- /dev/null
+++ b/arch/arm/mach-mx5/board-mx53_smd.c
@@ -0,0 +1,855 @@
+/*
+ * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * 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/init.h>
+#include <linux/clk.h>
+#include <linux/fec.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/i2c.h>
+#include <linux/i2c/mpr.h>
+#include <linux/fsl_devices.h>
+#include <linux/ahci_platform.h>
+#include <linux/regulator/consumer.h>
+
+#include <linux/pwm_backlight.h>
+#include <linux/mxcfb.h>
+#include <linux/ipu.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/flash.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/partitions.h>
+
+#include <mach/common.h>
+#include <mach/hardware.h>
+#include <mach/ipu-v3.h>
+#include <mach/imx-uart.h>
+#include <mach/iomux-mx53.h>
+#include <mach/ahci_sata.h>
+#include <mach/imx_rfkill.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+
+#include "crm_regs.h"
+#include "devices-imx53.h"
+#include "devices.h"
+#include "usb.h"
+
+
+#define SMD_FEC_PHY_RST		IMX_GPIO_NR(7, 6)
+#define MX53_SMD_SD1_CD         IMX_GPIO_NR(3, 13)
+#define MX53_SMD_SD1_WP         IMX_GPIO_NR(4, 11)
+#define MX53_SMD_HDMI_RESET_B   IMX_GPIO_NR(5, 0)
+#define MX53_SMD_MODEM_RESET_B  IMX_GPIO_NR(5, 2)
+#define MX53_SMD_KEY_INT	IMX_GPIO_NR(5, 4)
+#define MX53_SMD_HDMI_INT	IMX_GPIO_NR(6, 12)
+#define MX53_SMD_CAP_TCH_INT1	IMX_GPIO_NR(3, 20)
+#define MX53_SMD_SATA_PWR_EN	IMX_GPIO_NR(3, 3)
+#define MX53_SMD_OTG_VBUS	IMX_GPIO_NR(7, 8)
+#define MX53_SMD_NONKEY		IMX_GPIO_NR(1, 8)
+#define MX53_SMD_UI1		IMX_GPIO_NR(2, 14)
+#define MX53_SMD_UI2		IMX_GPIO_NR(2, 15)
+#define MX53_SMD_HEADPHONE_DEC	IMX_GPIO_NR(2, 5)
+#define MX53_SMD_OSC_CKIH1_EN	IMX_GPIO_NR(6, 11)
+#define MX53_SMD_DCDC1V8_EN	IMX_GPIO_NR(3, 1)
+#define MX53_SMD_DCDC5V_BB_EN	IMX_GPIO_NR(4, 14)
+#define MX53_SMD_ALS_INT 	IMX_GPIO_NR(3, 22)
+#define MX53_SMD_BT_RESET	IMX_GPIO_NR(3, 28)
+#define MX53_SMD_CSI0_RST       IMX_GPIO_NR(6, 9)
+#define MX53_SMD_CSI0_PWN       IMX_GPIO_NR(6, 10)
+#define MX53_SMD_ECSPI1_CS0	IMX_GPIO_NR(2, 30)
+#define MX53_SMD_ECSPI1_CS1	IMX_GPIO_NR(3, 19)
+
+static struct clk *sata_clk, *sata_ref_clk;
+
+extern char *lp_reg_id;
+extern char *gp_reg_id;
+extern void mx5_cpu_regulator_init(void);
+extern int mx53_smd_init_da9052(void);
+extern void mx5_cpu_regulator_init(void);
+
+static iomux_v3_cfg_t mx53_smd_pads[] = {
+	MX53_PAD_CSI0_DAT10__UART1_TXD_MUX,
+	MX53_PAD_CSI0_DAT11__UART1_RXD_MUX,
+
+	MX53_PAD_PATA_BUFFER_EN__UART2_RXD_MUX,
+	MX53_PAD_PATA_DMARQ__UART2_TXD_MUX,
+
+	MX53_PAD_PATA_CS_0__UART3_TXD_MUX,
+	MX53_PAD_PATA_CS_1__UART3_RXD_MUX,
+	MX53_PAD_PATA_DA_1__UART3_CTS,
+	MX53_PAD_PATA_DA_2__UART3_RTS,
+	/* I2C1 */
+	MX53_PAD_CSI0_DAT8__I2C1_SDA,
+	MX53_PAD_CSI0_DAT9__I2C1_SCL,
+	/* I2C2 */
+	MX53_PAD_KEY_COL3__I2C2_SCL,
+	MX53_PAD_KEY_ROW3__I2C2_SDA,
+	/* I2C3 */
+	MX53_PAD_GPIO_3__I2C3_SCL,
+	MX53_PAD_GPIO_6__I2C3_SDA,
+
+	/* CSPI1 */
+	MX53_PAD_EIM_EB2__ECSPI1_SS0,
+	MX53_PAD_EIM_D16__ECSPI1_SCLK,
+	MX53_PAD_EIM_D17__ECSPI1_MISO,
+	MX53_PAD_EIM_D18__ECSPI1_MOSI,
+	MX53_PAD_EIM_D19__ECSPI1_SS1,
+	MX53_PAD_EIM_EB2__GPIO2_30,
+	MX53_PAD_EIM_D19__GPIO3_19,
+
+	/* SD1 */
+	MX53_PAD_SD1_CMD__ESDHC1_CMD,
+	MX53_PAD_SD1_CLK__ESDHC1_CLK,
+	MX53_PAD_SD1_DATA0__ESDHC1_DAT0,
+	MX53_PAD_SD1_DATA1__ESDHC1_DAT1,
+	MX53_PAD_SD1_DATA2__ESDHC1_DAT2,
+	MX53_PAD_SD1_DATA3__ESDHC1_DAT3,
+	/* SD1_CD */
+	MX53_PAD_EIM_DA13__GPIO3_13,
+	/* SD1_WP */
+	MX53_PAD_KEY_ROW2__GPIO4_11,
+
+	/* SD2 */
+	MX53_PAD_SD2_CMD__ESDHC2_CMD,
+	MX53_PAD_SD2_CLK__ESDHC2_CLK,
+	MX53_PAD_SD2_DATA0__ESDHC2_DAT0,
+	MX53_PAD_SD2_DATA1__ESDHC2_DAT1,
+	MX53_PAD_SD2_DATA2__ESDHC2_DAT2,
+	MX53_PAD_SD2_DATA3__ESDHC2_DAT3,
+
+	/* SD3 */
+	MX53_PAD_PATA_DATA8__ESDHC3_DAT0,
+	MX53_PAD_PATA_DATA9__ESDHC3_DAT1,
+	MX53_PAD_PATA_DATA10__ESDHC3_DAT2,
+	MX53_PAD_PATA_DATA11__ESDHC3_DAT3,
+	MX53_PAD_PATA_DATA0__ESDHC3_DAT4,
+	MX53_PAD_PATA_DATA1__ESDHC3_DAT5,
+	MX53_PAD_PATA_DATA2__ESDHC3_DAT6,
+	MX53_PAD_PATA_DATA3__ESDHC3_DAT7,
+	MX53_PAD_PATA_IORDY__ESDHC3_CLK,
+	MX53_PAD_PATA_RESET_B__ESDHC3_CMD,
+
+	/* SATA_PWR_EN */
+	MX53_PAD_EIM_DA3__GPIO3_3,
+
+	/* USB_OTG_OC */
+	MX53_PAD_EIM_DA12__GPIO3_12,
+	/* USB_HUB_RESET_B */
+	MX53_PAD_EIM_DA14__GPIO3_14,
+	/* USB_OTG_PWR_EN */
+	MX53_PAD_PATA_DA_2__GPIO7_8,
+
+	/* OSC_CKIH1_EN, for audio codec clk */
+	MX53_PAD_NANDF_CS0__GPIO6_11,
+
+	/* AUDMUX3 */
+	MX53_PAD_CSI0_DAT4__AUDMUX_AUD3_TXC,
+	MX53_PAD_CSI0_DAT5__AUDMUX_AUD3_TXD,
+	MX53_PAD_CSI0_DAT6__AUDMUX_AUD3_TXFS,
+	MX53_PAD_CSI0_DAT7__AUDMUX_AUD3_RXD,
+
+	/* AUDMUX5 */
+	MX53_PAD_KEY_COL0__AUDMUX_AUD5_TXC,
+	MX53_PAD_KEY_ROW0__AUDMUX_AUD5_TXD,
+	MX53_PAD_KEY_COL1__AUDMUX_AUD5_TXFS,
+	MX53_PAD_KEY_ROW1__AUDMUX_AUD5_RXD,
+
+	/* AUD_AMP_STBY_B */
+	MX53_PAD_EIM_DA2__GPIO3_2,
+
+	/* DCDC1V8_EN */
+	MX53_PAD_EIM_DA1__GPIO3_1,
+	/* DCDC5V_BB_EN */
+	MX53_PAD_KEY_COL4__GPIO4_14,
+	/*SSI_EXT1_CLK*/
+	MX53_PAD_GPIO_0__CCM_SSI_EXT1_CLK,
+	/* PWM */
+	MX53_PAD_GPIO_1__PWM2_PWMO,
+	/* CSI0 */
+	MX53_PAD_CSI0_DAT12__IPU_CSI0_D_12,
+	MX53_PAD_CSI0_DAT13__IPU_CSI0_D_13,
+	MX53_PAD_CSI0_DAT14__IPU_CSI0_D_14,
+	MX53_PAD_CSI0_DAT15__IPU_CSI0_D_15,
+	MX53_PAD_CSI0_DAT16__IPU_CSI0_D_16,
+	MX53_PAD_CSI0_DAT17__IPU_CSI0_D_17,
+	MX53_PAD_CSI0_DAT18__IPU_CSI0_D_18,
+	MX53_PAD_CSI0_DAT19__IPU_CSI0_D_19,
+	MX53_PAD_CSI0_VSYNC__IPU_CSI0_VSYNC,
+	MX53_PAD_CSI0_MCLK__IPU_CSI0_HSYNC,
+	MX53_PAD_CSI0_PIXCLK__IPU_CSI0_PIXCLK,
+	/* DISPLAY */
+	MX53_PAD_DI0_DISP_CLK__IPU_DI0_DISP_CLK,
+	MX53_PAD_DI0_PIN15__IPU_DI0_PIN15,
+	MX53_PAD_DI0_PIN2__IPU_DI0_PIN2,
+	MX53_PAD_DI0_PIN3__IPU_DI0_PIN3,
+	MX53_PAD_DISP0_DAT0__IPU_DISP0_DAT_0,
+	MX53_PAD_DISP0_DAT1__IPU_DISP0_DAT_1,
+	MX53_PAD_DISP0_DAT2__IPU_DISP0_DAT_2,
+	MX53_PAD_DISP0_DAT3__IPU_DISP0_DAT_3,
+	MX53_PAD_DISP0_DAT4__IPU_DISP0_DAT_4,
+	MX53_PAD_DISP0_DAT5__IPU_DISP0_DAT_5,
+	MX53_PAD_DISP0_DAT6__IPU_DISP0_DAT_6,
+	MX53_PAD_DISP0_DAT7__IPU_DISP0_DAT_7,
+	MX53_PAD_DISP0_DAT8__IPU_DISP0_DAT_8,
+	MX53_PAD_DISP0_DAT9__IPU_DISP0_DAT_9,
+	MX53_PAD_DISP0_DAT10__IPU_DISP0_DAT_10,
+	MX53_PAD_DISP0_DAT11__IPU_DISP0_DAT_11,
+	MX53_PAD_DISP0_DAT12__IPU_DISP0_DAT_12,
+	MX53_PAD_DISP0_DAT13__IPU_DISP0_DAT_13,
+	MX53_PAD_DISP0_DAT14__IPU_DISP0_DAT_14,
+	MX53_PAD_DISP0_DAT15__IPU_DISP0_DAT_15,
+	MX53_PAD_DISP0_DAT16__IPU_DISP0_DAT_16,
+	MX53_PAD_DISP0_DAT17__IPU_DISP0_DAT_17,
+	MX53_PAD_DISP0_DAT18__IPU_DISP0_DAT_18,
+	MX53_PAD_DISP0_DAT19__IPU_DISP0_DAT_19,
+	MX53_PAD_DISP0_DAT20__IPU_DISP0_DAT_20,
+	MX53_PAD_DISP0_DAT21__IPU_DISP0_DAT_21,
+	MX53_PAD_DISP0_DAT22__IPU_DISP0_DAT_22,
+	MX53_PAD_DISP0_DAT23__IPU_DISP0_DAT_23,
+	/* LDVS */
+	MX53_PAD_LVDS0_TX3_P__LDB_LVDS0_TX3,
+	MX53_PAD_LVDS0_CLK_P__LDB_LVDS0_CLK,
+	MX53_PAD_LVDS0_TX2_P__LDB_LVDS0_TX2,
+	MX53_PAD_LVDS0_TX1_P__LDB_LVDS0_TX1,
+	MX53_PAD_LVDS0_TX0_P__LDB_LVDS0_TX0,
+	MX53_PAD_LVDS1_TX3_P__LDB_LVDS1_TX3,
+	MX53_PAD_LVDS1_TX2_P__LDB_LVDS1_TX2,
+	MX53_PAD_LVDS1_CLK_P__LDB_LVDS1_CLK,
+	MX53_PAD_LVDS1_TX1_P__LDB_LVDS1_TX1,
+	MX53_PAD_LVDS1_TX0_P__LDB_LVDS1_TX0,
+
+	MX53_PAD_GPIO_17__SPDIF_OUT1,
+};
+
+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+#define GPIO_BUTTON(gpio_num, ev_code, act_low, descr, wake)    \
+{                                                               \
+	.gpio           = gpio_num,                             \
+	.type           = EV_KEY,                               \
+	.code           = ev_code,                              \
+	.active_low     = act_low,                              \
+	.desc           = "btn " descr,                         \
+	.wakeup         = wake,                                 \
+}
+
+static struct gpio_keys_button smd_buttons[] = {
+	GPIO_BUTTON(MX53_SMD_NONKEY, KEY_POWER, 1, "power", 0),
+	GPIO_BUTTON(MX53_SMD_UI1, KEY_VOLUMEUP, 1, "volume-up", 0),
+	GPIO_BUTTON(MX53_SMD_UI2, KEY_VOLUMEDOWN, 1, "volume-down", 0),
+};
+
+static struct gpio_keys_platform_data smd_button_data = {
+	.buttons        = smd_buttons,
+	.nbuttons       = ARRAY_SIZE(smd_buttons),
+};
+
+static struct platform_device smd_button_device = {
+	.name           = "gpio-keys",
+	.id             = -1,
+	.num_resources  = 0,
+	.dev            = {
+		.platform_data = &smd_button_data,
+		}
+};
+
+static void __init smd_add_device_buttons(void)
+{
+	platform_device_register(&smd_button_device);
+}
+#else
+static void __init smd_add_device_buttons(void) {}
+#endif
+
+static const struct imxuart_platform_data mx53_smd_uart_data __initconst = {
+	.flags = IMXUART_HAVE_RTSCTS,
+};
+
+static inline void mx53_smd_init_uart(void)
+{
+	imx53_add_imx_uart(0, NULL);
+	imx53_add_imx_uart(1, NULL);
+	imx53_add_imx_uart(2, &mx53_smd_uart_data);
+}
+
+static inline void mx53_smd_fec_reset(void)
+{
+	int ret;
+
+	/* reset FEC PHY */
+	ret = gpio_request(SMD_FEC_PHY_RST, "fec-phy-reset");
+	if (ret) {
+		printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret);
+		return;
+	}
+	gpio_direction_output(SMD_FEC_PHY_RST, 0);
+	msleep(1);
+	gpio_set_value(SMD_FEC_PHY_RST, 1);
+}
+
+static struct fec_platform_data mx53_smd_fec_data = {
+	.phy = PHY_INTERFACE_MODE_RMII,
+};
+
+static const struct imxi2c_platform_data mx53_smd_i2c_data __initconst = {
+	.bitrate = 100000,
+};
+
+static void smd_suspend_enter(void)
+{
+	/* da9053 suspend preparation */
+}
+
+static void smd_suspend_exit(void)
+{
+	/*clear the EMPGC0/1 bits */
+	__raw_writel(0, MXC_SRPG_EMPGC0_SRPGCR);
+	__raw_writel(0, MXC_SRPG_EMPGC1_SRPGCR);
+	/* da9053 resmue resore */
+}
+
+static struct mxc_pm_platform_data smd_pm_data = {
+	.suspend_enter = smd_suspend_enter,
+	.suspend_exit = smd_suspend_exit,
+};
+
+
+static const struct esdhc_platform_data mx53_smd_sd1_data __initconst = {
+	.cd_gpio = MX53_SMD_SD1_CD,
+	.wp_gpio = MX53_SMD_SD1_WP,
+};
+
+static const struct esdhc_platform_data mx53_smd_sd2_data __initconst = {
+	.always_present = 1,
+};
+
+static const struct esdhc_platform_data mx53_smd_sd3_data __initconst = {
+	.always_present = 1,
+};
+
+static struct fsl_mxc_camera_platform_data camera_data = {
+	.analog_regulator = "DA9052_LDO7",
+	.core_regulator = "DA9052_LDO9",
+	.mclk = 24000000,
+	.csi = 0,
+};
+
+static struct fsl_mxc_lightsensor_platform_data ls_data = {
+	.rext = 700,    /* calibration: 499K->700K */
+};
+
+static struct i2c_board_info mxc_i2c0_board_info[] __initdata = {
+	{
+	.type = "mma8451",
+	.addr = 0x1C,
+	},
+	{
+	.type = "ov3640",
+	.addr = 0x3C,
+	.platform_data = (void *)&camera_data,
+	},
+
+};
+
+static u16 smd_touchkey_martix[4] = {
+	KEY_BACK, KEY_HOME, KEY_MENU, KEY_SEARCH,
+};
+
+static struct mpr121_platform_data mpr121_keyboard_platdata = {
+	.keycount = ARRAY_SIZE(smd_touchkey_martix),
+	.vdd_uv = 3300000,
+	.matrix = smd_touchkey_martix,
+};
+
+static struct i2c_board_info mxc_i2c1_board_info[] __initdata = {
+	{
+	.type = "sgtl5000",
+	.addr = 0x0a,
+	},
+	{
+	.type = "mpr121_touchkey",
+	.addr = 0x5a,
+	.irq = gpio_to_irq(MX53_SMD_KEY_INT),
+	.platform_data = &mpr121_keyboard_platdata,
+	},
+};
+
+static int mx53_smd_spi_cs[] = {
+	MX53_SMD_ECSPI1_CS0,
+	MX53_SMD_ECSPI1_CS1,
+};
+
+static struct spi_imx_master mx53_smd_spi_data = {
+	.chipselect = mx53_smd_spi_cs,
+	.num_chipselect = ARRAY_SIZE(mx53_smd_spi_cs),
+};
+
+#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
+static struct mtd_partition m25p32_partitions[] = {
+	{
+	.name = "bootloader",
+	.offset = 0,
+	.size = 0x00040000,
+	},
+	{
+	.name = "kernel",
+	.offset = MTDPART_OFS_APPEND,
+	.size = MTDPART_SIZ_FULL,
+	},
+};
+
+static struct flash_platform_data m25p32_spi_flash_data = {
+	.name = "m25p32",
+	.parts = m25p32_partitions,
+	.nr_parts = ARRAY_SIZE(m25p32_partitions),
+	.type = "m25p32",
+};
+#endif
+
+static struct spi_board_info m25p32_spi0_board_info[] __initdata = {
+#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
+	{
+		/* The modalias must be the same as spi device driver name */
+		.modalias = "m25p80",
+		.max_speed_hz = 20000000,
+		.bus_num = 0,
+		.chip_select = 1,
+		.platform_data = &m25p32_spi_flash_data,
+	}
+#endif
+};
+
+static void spi_device_init(void)
+{
+	spi_register_board_info(m25p32_spi0_board_info,
+				ARRAY_SIZE(m25p32_spi0_board_info));
+}
+
+static void mxc_iim_enable_fuse(void)
+{
+	u32 reg;
+	if (!ccm_base)
+		return;
+	/* enable fuse blown */
+	reg = readl(ccm_base + 0x64);
+	reg |= 0x10;
+	writel(reg, ccm_base + 0x64);
+}
+
+static void mxc_iim_disable_fuse(void)
+{
+	u32 reg;
+	if (!ccm_base)
+		return;
+	/* enable fuse blown */
+	reg = readl(ccm_base + 0x64);
+	reg &= ~0x10;
+	writel(reg, ccm_base + 0x64);
+}
+
+
+static struct mxc_iim_platform_data iim_data = {
+	.bank_start = MXC_IIM_MX53_BANK_START_ADDR,
+	.bank_end   = MXC_IIM_MX53_BANK_END_ADDR,
+	.enable_fuse = mxc_iim_enable_fuse,
+	.disable_fuse = mxc_iim_disable_fuse,
+};
+
+
+static void sii9022_hdmi_reset(void)
+{
+	gpio_set_value(MX53_SMD_HDMI_RESET_B, 0);
+	msleep(10);
+	gpio_set_value(MX53_SMD_HDMI_RESET_B, 1);
+	msleep(10);
+}
+
+static struct fsl_mxc_lcd_platform_data sii902x_hdmi_data = {
+	.reset = sii9022_hdmi_reset,
+	.analog_reg = "DA9052_LDO2",
+};
+
+static struct i2c_board_info mxc_i2c2_board_info[] __initdata = {
+	{
+	.type = "sii902x",
+	.addr = 0x39,
+	.irq = gpio_to_irq(MX53_SMD_HDMI_INT),
+	.platform_data = &sii902x_hdmi_data,
+	},
+	{
+		I2C_BOARD_INFO("p1003_ts", 0x41),
+		.irq = gpio_to_irq(MX53_SMD_CAP_TCH_INT1),
+	},
+	{
+	.type = "isl29023",
+	.addr = 0x44,
+	.irq  = gpio_to_irq(MX53_SMD_ALS_INT),
+	.platform_data = &ls_data,
+	},
+
+};
+
+/* HW Initialization, if return 0, initialization is successful. */
+static int mx53_smd_sata_init(struct device *dev, void __iomem *addr)
+{
+	u32 tmpdata;
+	int ret = 0;
+	struct clk *clk;
+
+	/* Enable SATA PWR  */
+	ret = gpio_request(MX53_SMD_SATA_PWR_EN, "ahci-sata-pwr");
+	if (ret) {
+		printk(KERN_ERR "failed to get SATA_PWR_EN: %d\n", ret);
+		return ret;
+	}
+	gpio_direction_output(MX53_SMD_SATA_PWR_EN, 1);
+
+	sata_clk = clk_get(dev, "imx_sata_clk");
+	if (IS_ERR(sata_clk)) {
+		dev_err(dev, "no sata clock.\n");
+		return PTR_ERR(sata_clk);
+	}
+	ret = clk_enable(sata_clk);
+	if (ret) {
+		dev_err(dev, "can't enable sata clock.\n");
+		goto put_sata_clk;
+	}
+
+	sata_ref_clk = clk_get(NULL, "usb_phy1_clk");
+	if (IS_ERR(sata_ref_clk)) {
+		dev_err(dev, "no sata ref clock.\n");
+		ret = PTR_ERR(sata_ref_clk);
+		goto release_sata_clk;
+	}
+	ret = clk_enable(sata_ref_clk);
+	if (ret) {
+		dev_err(dev, "can't enable sata ref clock.\n");
+		goto put_sata_ref_clk;
+	}
+
+	/* Get the AHB clock rate, and configure the TIMER1MS reg later */
+	clk = clk_get(NULL, "ahb_clk");
+	if (IS_ERR(clk)) {
+		dev_err(dev, "no ahb clock.\n");
+		ret = PTR_ERR(clk);
+		goto release_sata_ref_clk;
+	}
+	tmpdata = clk_get_rate(clk) / 1000;
+	clk_put(clk);
+
+	ret = sata_init(addr, tmpdata);
+	if (ret == 0)
+		return ret;
+
+release_sata_ref_clk:
+	clk_disable(sata_ref_clk);
+put_sata_ref_clk:
+	clk_put(sata_ref_clk);
+release_sata_clk:
+	clk_disable(sata_clk);
+put_sata_clk:
+	clk_put(sata_clk);
+
+	return ret;
+}
+
+static void mx53_smd_sata_exit(struct device *dev)
+{
+	clk_disable(sata_ref_clk);
+	clk_put(sata_ref_clk);
+
+	clk_disable(sata_clk);
+	clk_put(sata_clk);
+}
+
+static struct ahci_platform_data mx53_smd_sata_data = {
+	.init = mx53_smd_sata_init,
+	.exit = mx53_smd_sata_exit,
+};
+
+static void mx53_smd_usbotg_vbus(bool on)
+{
+	if (on)
+		gpio_set_value(MX53_SMD_OTG_VBUS, 1);
+	else
+		gpio_set_value(MX53_SMD_OTG_VBUS, 0);
+}
+
+static void __init mx53_smd_init_usb(void)
+{
+	int ret = 0;
+
+	imx_otg_base = MX53_IO_ADDRESS(MX53_OTG_BASE_ADDR);
+	ret = gpio_request(MX53_SMD_OTG_VBUS, "usb-pwr");
+	if (ret) {
+		printk(KERN_ERR"failed to get GPIO SMD_OTG_VBUS: %d\n", ret);
+		return;
+	}
+	gpio_direction_output(MX53_SMD_OTG_VBUS, 0);
+
+	mx5_set_otghost_vbus_func(mx53_smd_usbotg_vbus);
+	mx5_usb_dr_init();
+	mx5_usbh1_init();
+}
+
+static void mx53_smd_bt_reset(void)
+{
+	gpio_request(MX53_SMD_BT_RESET, "bt-reset");
+	gpio_direction_output(MX53_SMD_BT_RESET, 0);
+	/* pull down reset pin at least >5ms */
+	mdelay(6);
+	/* pull up after power supply BT */
+	gpio_set_value(MX53_SMD_BT_RESET, 1);
+	gpio_free(MX53_SMD_BT_RESET);
+	msleep(100);
+	/* Bluetooth need some time to reset */
+}
+
+static int mx53_smd_bt_power_change(int status)
+{
+	struct regulator *wifi_bt_pwren;
+
+	wifi_bt_pwren = regulator_get(NULL, "wifi_bt");
+	if (IS_ERR(wifi_bt_pwren)) {
+		printk(KERN_ERR "%s: regulator_get error\n", __func__);
+		return -1;
+	}
+
+	if (status) {
+		regulator_enable(wifi_bt_pwren);
+		mx53_smd_bt_reset();
+	} else
+		regulator_disable(wifi_bt_pwren);
+
+	return 0;
+}
+
+static struct platform_device imx_bt_rfkill = {
+	.name = "imx_bt_rfkill",
+};
+
+static struct imx_bt_rfkill_platform_data imx_bt_rfkill_data = {
+	.power_change = mx53_smd_bt_power_change,
+};
+
+static struct mxc_audio_platform_data smd_audio_data;
+
+static int smd_sgtl5000_init(void)
+{
+	smd_audio_data.sysclk = 22579200;
+
+	/* Enable OSC_CKIH1_EN for audio */
+	gpio_request(MX53_SMD_OSC_CKIH1_EN, "osc-en");
+	gpio_direction_output(MX53_SMD_OSC_CKIH1_EN, 1);
+	return 0;
+}
+
+static struct mxc_audio_platform_data smd_audio_data = {
+	.ssi_num = 1,
+	.src_port = 2,
+	.ext_port = 5,
+	.init = smd_sgtl5000_init,
+	.hp_gpio = MX53_SMD_HEADPHONE_DEC,
+	.hp_active_low = 1,
+};
+
+static struct platform_device smd_audio_device = {
+	.name = "imx-sgtl5000",
+};
+
+static struct imx_ssi_platform_data smd_ssi_pdata = {
+	.flags = IMX_SSI_DMA | IMX_SSI_SYN,
+};
+
+static struct fsl_mxc_lcd_platform_data lcdif_data = {
+	.ipu_id = 0,
+	.disp_id = 0,
+	.default_ifmt = IPU_PIX_FMT_RGB565,
+};
+
+static struct ipuv3_fb_platform_data smd_fb_data[] = {
+	{
+	.disp_dev = "ldb",
+	.interface_pix_fmt = IPU_PIX_FMT_RGB666,
+	.mode_str = "LDB-XGA",
+	.default_bpp = 16,
+	.int_clk = false,
+	}, {
+	.disp_dev = "hdmi",
+	.interface_pix_fmt = IPU_PIX_FMT_RGB24,
+	.mode_str = "1024x768M-16@60",
+	.default_bpp = 16,
+	.int_clk = false,
+	},
+};
+
+static struct imx_ipuv3_platform_data ipu_data = {
+	.rev = 3,
+	.csi_clk[0] = "ssi_ext1_clk",
+};
+
+static struct platform_pwm_backlight_data mxc_pwm_backlight_data = {
+	.pwm_id = 1,
+	.max_brightness = 255,
+	.dft_brightness = 128,
+	.pwm_period_ns = 50000,
+};
+
+static struct fsl_mxc_ldb_platform_data ldb_data = {
+	.ipu_id = 0,
+	.disp_id = 1,
+	.ext_ref = 1,
+	.mode = LDB_SIN1,
+};
+
+static struct mxc_spdif_platform_data mxc_spdif_data = {
+	.spdif_tx = 1,
+	.spdif_rx = 0,
+	.spdif_clk_44100 = 0,	/* Souce from CKIH1 for 44.1K */
+	/* Source from CCM spdif_clk (24M) for 48k and 32k
+	 * It's not accurate
+	 */
+	.spdif_clk_48000 = 1,
+	.spdif_div_44100 = 8,
+	.spdif_div_48000 = 8,
+	.spdif_div_32000 = 12,
+	.spdif_rx_clk = 0,	/* rx clk from spdif stream */
+	.spdif_clk = NULL,	/* spdif bus clk */
+};
+
+static struct mxc_regulator_platform_data smd_regulator_data = {
+	.cpu_reg_id = "DA9052_BUCK_CORE",
+};
+
+static void __init fixup_mxc_board(struct machine_desc *desc, struct tag *tags,
+				   char **cmdline, struct meminfo *mi)
+{
+}
+
+static void __init mx53_smd_board_init(void)
+{
+	int i;
+
+	mxc_iomux_v3_setup_multiple_pads(mx53_smd_pads,
+					ARRAY_SIZE(mx53_smd_pads));
+
+	gp_reg_id = smd_regulator_data.cpu_reg_id;
+	lp_reg_id = smd_regulator_data.vcc_reg_id;
+
+	mxc_spdif_data.spdif_core_clk = clk_get(NULL, "spdif_xtal_clk");
+	clk_put(mxc_spdif_data.spdif_core_clk);
+
+	mx53_smd_init_uart();
+	mx53_smd_fec_reset();
+	mxc_register_device(&mxc_pm_device, &smd_pm_data);
+	imx53_add_fec(&mx53_smd_fec_data);
+	imx53_add_imx2_wdt(0, NULL);
+	imx53_add_srtc();
+	imx53_add_imx_i2c(0, &mx53_smd_i2c_data);
+	imx53_add_imx_i2c(1, &mx53_smd_i2c_data);
+	imx53_add_imx_i2c(2, &mx53_smd_i2c_data);
+	imx53_add_ecspi(0, &mx53_smd_spi_data);
+
+	imx53_add_ipuv3(0, &ipu_data);
+	for (i = 0; i < ARRAY_SIZE(smd_fb_data); i++)
+		imx53_add_ipuv3fb(i, &smd_fb_data[i]);
+	imx53_add_lcdif(&lcdif_data);
+	imx53_add_vpu();
+	imx53_add_ldb(&ldb_data);
+	imx53_add_v4l2_output(0);
+	imx53_add_v4l2_capture(0);
+	imx53_add_mxc_pwm(1);
+	imx53_add_mxc_pwm_backlight(0, &mxc_pwm_backlight_data);
+	imx53_add_sdhci_esdhc_imx(0, &mx53_smd_sd1_data);
+	imx53_add_sdhci_esdhc_imx(1, &mx53_smd_sd2_data);
+	imx53_add_sdhci_esdhc_imx(2, &mx53_smd_sd3_data);
+	imx53_add_ahci(0, &mx53_smd_sata_data);
+	mxc_register_device(&imx_ahci_device_hwmon, NULL);
+
+	mx53_smd_init_usb();
+	imx53_add_iim(&iim_data);
+	smd_add_device_buttons();
+
+	mx53_smd_init_da9052();
+
+	/* Camera reset */
+	gpio_request(MX53_SMD_CSI0_RST, "cam-reset");
+	gpio_set_value(MX53_SMD_CSI0_RST, 1);
+
+	/* Camera power down */
+	gpio_request(MX53_SMD_CSI0_PWN, "cam-pwdn");
+	gpio_direction_output(MX53_SMD_CSI0_PWN, 1);
+	msleep(1);
+	gpio_set_value(MX53_SMD_CSI0_PWN, 0);
+
+	spi_device_init();
+
+	i2c_register_board_info(0, mxc_i2c0_board_info,
+				ARRAY_SIZE(mxc_i2c0_board_info));
+	i2c_register_board_info(1, mxc_i2c1_board_info,
+				ARRAY_SIZE(mxc_i2c1_board_info));
+	i2c_register_board_info(2, mxc_i2c2_board_info,
+				ARRAY_SIZE(mxc_i2c2_board_info));
+
+
+	gpio_request(MX53_SMD_DCDC1V8_EN, "dcdc1v8-en");
+	gpio_direction_output(MX53_SMD_DCDC1V8_EN, 1);
+
+	/* ambient light sensor */
+	gpio_request(MX53_SMD_ALS_INT, "als int");
+	gpio_direction_input(MX53_SMD_ALS_INT);
+
+	mxc_register_device(&smd_audio_device, &smd_audio_data);
+	mxc_register_device(&imx_bt_rfkill, &imx_bt_rfkill_data);
+	imx53_add_imx_ssi(1, &smd_ssi_pdata);
+
+	imx53_add_spdif(&mxc_spdif_data);
+	imx53_add_spdif_dai();
+	imx53_add_spdif_audio_device();
+
+	/* this call required to release SCC RAM partition held by ROM
+	  * during boot, even if SCC2 driver is not part of the image
+	  */
+	imx53_add_mxc_scc2();
+
+	mx5_cpu_regulator_init();
+}
+
+static void __init mx53_smd_timer_init(void)
+{
+	mx53_clocks_init(32768, 24000000, 22579200, 0);
+}
+
+static struct sys_timer mx53_smd_timer = {
+	.init	= mx53_smd_timer_init,
+};
+
+MACHINE_START(MX53_SMD, "Freescale MX53 SMD Board")
+	.fixup = fixup_mxc_board,
+	.map_io = mx53_map_io,
+	.init_early = imx53_init_early,
+	.init_irq = mx53_init_irq,
+	.timer = &mx53_smd_timer,
+	.init_machine = mx53_smd_board_init,
+MACHINE_END