zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/os/linux/linux-3.4.x/arch/arm/mach-omap2/board-omap3logic.c b/ap/os/linux/linux-3.4.x/arch/arm/mach-omap2/board-omap3logic.c
new file mode 100644
index 0000000..9b3c141
--- /dev/null
+++ b/ap/os/linux/linux-3.4.x/arch/arm/mach-omap2/board-omap3logic.c
@@ -0,0 +1,235 @@
+/*
+ * linux/arch/arm/mach-omap2/board-omap3logic.c
+ *
+ * Copyright (C) 2010 Li-Pro.Net
+ * Stephan Linz <linz@li-pro.net>
+ *
+ * Copyright (C) 2010 Logic Product Development, Inc.
+ * Peter Barada <peter.barada@logicpd.com>
+ *
+ * Modified from Beagle, EVM, and RX51
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
+
+#include <linux/i2c/twl.h>
+#include <linux/mmc/host.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include "mux.h"
+#include "hsmmc.h"
+#include "control.h"
+#include "common-board-devices.h"
+
+#include <plat/mux.h>
+#include <plat/board.h>
+#include "common.h"
+#include <plat/gpmc-smsc911x.h>
+#include <plat/gpmc.h>
+#include <plat/sdrc.h>
+
+#define OMAP3LOGIC_SMSC911X_CS			1
+
+#define OMAP3530_LV_SOM_MMC_GPIO_CD		110
+#define OMAP3530_LV_SOM_MMC_GPIO_WP		126
+#define OMAP3530_LV_SOM_SMSC911X_GPIO_IRQ	152
+
+#define OMAP3_TORPEDO_MMC_GPIO_CD		127
+#define OMAP3_TORPEDO_SMSC911X_GPIO_IRQ		129
+
+static struct regulator_consumer_supply omap3logic_vmmc1_supply[] = {
+	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
+};
+
+/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
+static struct regulator_init_data omap3logic_vmmc1 = {
+	.constraints = {
+		.name			= "VMMC1",
+		.min_uV			= 1850000,
+		.max_uV			= 3150000,
+		.valid_modes_mask	= REGULATOR_MODE_NORMAL
+					| REGULATOR_MODE_STANDBY,
+		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
+					| REGULATOR_CHANGE_MODE
+					| REGULATOR_CHANGE_STATUS,
+	},
+	.num_consumer_supplies  = ARRAY_SIZE(omap3logic_vmmc1_supply),
+	.consumer_supplies      = omap3logic_vmmc1_supply,
+};
+
+static struct twl4030_gpio_platform_data omap3logic_gpio_data = {
+	.gpio_base	= OMAP_MAX_GPIO_LINES,
+	.irq_base	= TWL4030_GPIO_IRQ_BASE,
+	.irq_end	= TWL4030_GPIO_IRQ_END,
+	.use_leds	= true,
+	.pullups	= BIT(1),
+	.pulldowns	= BIT(2)  | BIT(6)  | BIT(7)  | BIT(8)
+			| BIT(13) | BIT(15) | BIT(16) | BIT(17),
+};
+
+static struct twl4030_platform_data omap3logic_twldata = {
+	.irq_base	= TWL4030_IRQ_BASE,
+	.irq_end	= TWL4030_IRQ_END,
+
+	/* platform_data for children goes here */
+	.gpio		= &omap3logic_gpio_data,
+	.vmmc1		= &omap3logic_vmmc1,
+};
+
+static int __init omap3logic_i2c_init(void)
+{
+	omap3_pmic_init("twl4030", &omap3logic_twldata);
+	return 0;
+}
+
+static struct omap2_hsmmc_info __initdata board_mmc_info[] = {
+	{
+		.name		= "external",
+		.mmc		= 1,
+		.caps		= MMC_CAP_4_BIT_DATA,
+		.gpio_cd	= -EINVAL,
+		.gpio_wp	= -EINVAL,
+	},
+	{}      /* Terminator */
+};
+
+static void __init board_mmc_init(void)
+{
+	if (machine_is_omap3530_lv_som()) {
+		/* OMAP3530 LV SOM board */
+		board_mmc_info[0].gpio_cd = OMAP3530_LV_SOM_MMC_GPIO_CD;
+		board_mmc_info[0].gpio_wp = OMAP3530_LV_SOM_MMC_GPIO_WP;
+		omap_mux_init_signal("gpio_110", OMAP_PIN_OUTPUT);
+		omap_mux_init_signal("gpio_126", OMAP_PIN_OUTPUT);
+	} else if (machine_is_omap3_torpedo()) {
+		/* OMAP3 Torpedo board */
+		board_mmc_info[0].gpio_cd = OMAP3_TORPEDO_MMC_GPIO_CD;
+		omap_mux_init_signal("gpio_127", OMAP_PIN_OUTPUT);
+	} else {
+		/* unsupported board */
+		printk(KERN_ERR "%s(): unknown machine type\n", __func__);
+		return;
+	}
+
+	omap_hsmmc_init(board_mmc_info);
+}
+
+static struct omap_smsc911x_platform_data __initdata board_smsc911x_data = {
+	.cs             = OMAP3LOGIC_SMSC911X_CS,
+	.gpio_irq       = -EINVAL,
+	.gpio_reset     = -EINVAL,
+};
+
+/* TODO/FIXME (comment by Peter Barada, LogicPD):
+ * Fix the PBIAS voltage for Torpedo MMC1 pins that
+ * are used for other needs (IRQs, etc).            */
+static void omap3torpedo_fix_pbias_voltage(void)
+{
+	u16 control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE;
+	u32 reg;
+
+	if (machine_is_omap3_torpedo())
+	{
+		/* Set the bias for the pin */
+		reg = omap_ctrl_readl(control_pbias_offset);
+
+		reg &= ~OMAP343X_PBIASLITEPWRDNZ1;
+		omap_ctrl_writel(reg, control_pbias_offset);
+
+		/* 100ms delay required for PBIAS configuration */
+		msleep(100);
+
+		reg |= OMAP343X_PBIASLITEVMODE1;
+		reg |= OMAP343X_PBIASLITEPWRDNZ1;
+		omap_ctrl_writel(reg | 0x300, control_pbias_offset);
+	}
+}
+
+static inline void __init board_smsc911x_init(void)
+{
+	if (machine_is_omap3530_lv_som()) {
+		/* OMAP3530 LV SOM board */
+		board_smsc911x_data.gpio_irq =
+					OMAP3530_LV_SOM_SMSC911X_GPIO_IRQ;
+		omap_mux_init_signal("gpio_152", OMAP_PIN_INPUT);
+	} else if (machine_is_omap3_torpedo()) {
+		/* OMAP3 Torpedo board */
+		board_smsc911x_data.gpio_irq = OMAP3_TORPEDO_SMSC911X_GPIO_IRQ;
+		omap_mux_init_signal("gpio_129", OMAP_PIN_INPUT);
+	} else {
+		/* unsupported board */
+		printk(KERN_ERR "%s(): unknown machine type\n", __func__);
+		return;
+	}
+
+	gpmc_smsc911x_init(&board_smsc911x_data);
+}
+
+#ifdef CONFIG_OMAP_MUX
+static struct omap_board_mux board_mux[] __initdata = {
+	{ .reg_offset = OMAP_MUX_TERMINATOR },
+};
+#endif
+
+static struct regulator_consumer_supply dummy_supplies[] = {
+	REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
+	REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
+};
+
+static void __init omap3logic_init(void)
+{
+	regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
+	omap3torpedo_fix_pbias_voltage();
+	omap3logic_i2c_init();
+	omap_serial_init();
+	omap_sdrc_init(NULL, NULL);
+	board_mmc_init();
+	board_smsc911x_init();
+
+	/* Ensure SDRC pins are mux'd for self-refresh */
+	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
+	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
+}
+
+MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board")
+	.atag_offset	= 0x100,
+	.reserve	= omap_reserve,
+	.map_io		= omap3_map_io,
+	.init_early	= omap35xx_init_early,
+	.init_irq	= omap3_init_irq,
+	.handle_irq	= omap3_intc_handle_irq,
+	.init_machine	= omap3logic_init,
+	.timer		= &omap3_timer,
+	.restart	= omap_prcm_restart,
+MACHINE_END
+
+MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board")
+	.atag_offset	= 0x100,
+	.reserve	= omap_reserve,
+	.map_io		= omap3_map_io,
+	.init_early	= omap35xx_init_early,
+	.init_irq	= omap3_init_irq,
+	.handle_irq	= omap3_intc_handle_irq,
+	.init_machine	= omap3logic_init,
+	.timer		= &omap3_timer,
+	.restart	= omap_prcm_restart,
+MACHINE_END