[PATCHv2] omap3: Add minimal OMAP3 IGEP module support.
Enric Balletbo i Serra
eballetbo at gmail.com
Sat Oct 2 05:49:55 EDT 2010
The OMAP3 IGEP module is a low-power, high performance production-ready
system-on-module (SOM) based on TI's OMAP3 family. More about this
board at www.igep.es.
Signed-off-by: Enric Balletbo i Serra <eballetbo at gmail.com>
---
arch/arm/mach-omap2/Kconfig | 5 +
arch/arm/mach-omap2/Makefile | 2 +
arch/arm/mach-omap2/board-igep0030.c | 412 ++++++++++++++++++++++++++
arch/arm/plat-omap/include/plat/uncompress.h | 1 +
4 files changed, 420 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-omap2/board-igep0030.c
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index b48bacf..233bfbe 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -220,6 +220,11 @@ config MACH_IGEP0020
default y
select OMAP_PACKAGE_CBB
+config MACH_IGEP0030
+ bool "IGEP OMAP3 module"
+ depends on ARCH_OMAP3
+ select OMAP_PACKAGE_CBB
+
config MACH_SBC3530
bool "OMAP3 SBC STALKER board"
depends on ARCH_OMAP3
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 88d3a1e..71386d4 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -148,6 +148,8 @@ obj-$(CONFIG_MACH_CM_T35) += board-cm-t35.o \
hsmmc.o
obj-$(CONFIG_MACH_IGEP0020) += board-igep0020.o \
hsmmc.o
+obj-$(CONFIG_MACH_IGEP0030) += board-igep0030.o \
+ hsmmc.o
obj-$(CONFIG_MACH_OMAP3_TOUCHBOOK) += board-omap3touchbook.o \
hsmmc.o
obj-$(CONFIG_MACH_OMAP_4430SDP) += board-4430sdp.o \
diff --git a/arch/arm/mach-omap2/board-igep0030.c b/arch/arm/mach-omap2/board-igep0030.c
new file mode 100644
index 0000000..7313ef5
--- /dev/null
+++ b/arch/arm/mach-omap2/board-igep0030.c
@@ -0,0 +1,412 @@
+/*
+ * Copyright (C) 2010 - ISEE 2007 SL
+ *
+ * Modified from mach-omap2/board-generic.c
+ *
+ * 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/interrupt.h>
+
+#include <linux/regulator/machine.h>
+#include <linux/i2c/twl.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include <plat/board.h>
+#include <plat/common.h>
+#include <plat/gpmc.h>
+#include <plat/usb.h>
+#include <plat/onenand.h>
+
+#include "mux.h"
+#include "hsmmc.h"
+#include "sdram-numonyx-m65kxxxxam.h"
+
+#define IGEP3_GPIO_LED0_GREEN 54
+#define IGEP3_GPIO_LED0_RED 53
+#define IGEP3_GPIO_LED1_RED 16
+
+#define IGEP3_GPIO_WIFI_NPD 138
+#define IGEP3_GPIO_WIFI_NRESET 139
+#define IGEP3_GPIO_BT_NRESET 137
+
+#define IGEP3_GPIO_USBH_NRESET 115
+
+
+#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
+ defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
+
+#define ONENAND_MAP 0x20000000
+
+/*
+ * x2 Flash built-in COMBO POP MEMORY
+ * Since the device is equipped with two DataRAMs, and two-plane NAND
+ * Flash memory array, these two component enables simultaneous program
+ * of 4KiB. Plane1 has only even blocks such as block0, block2, block4
+ * while Plane2 has only odd blocks such as block1, block3, block5.
+ * So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048)
+ */
+
+static struct mtd_partition igep3_onenand_partitions[] = {
+ {
+ .name = "X-Loader",
+ .offset = 0,
+ .size = 2 * (64*(2*2048))
+ },
+ {
+ .name = "U-Boot",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 6 * (64*(2*2048)),
+ },
+ {
+ .name = "Environment",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 2 * (64*(2*2048)),
+ },
+ {
+ .name = "Kernel",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 12 * (64*(2*2048)),
+ },
+ {
+ .name = "File System",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static int igep3_onenand_setup(void __iomem *onenand_base, int freq)
+{
+ /* nothing is required to be setup for onenand as of now */
+ return 0;
+}
+
+static struct omap_onenand_platform_data igep3_onenand_pdata = {
+ .parts = igep3_onenand_partitions,
+ .nr_parts = ARRAY_SIZE(igep3_onenand_partitions),
+ .onenand_setup = igep3_onenand_setup,
+ .dma_channel = -1, /* disable DMA in OMAP OneNAND driver */
+};
+
+static struct platform_device igep3_onenand_device = {
+ .name = "omap2-onenand",
+ .id = -1,
+ .dev = {
+ .platform_data = &igep3_onenand_pdata,
+ },
+};
+
+void __init igep3_flash_init(void)
+{
+ u8 cs = 0;
+ u8 onenandcs = GPMC_CS_NUM + 1;
+
+ while (cs < GPMC_CS_NUM) {
+ u32 ret = 0;
+ ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
+
+ /* Check if NAND/oneNAND is configured */
+ if ((ret & 0xC00) == 0x800)
+ /* NAND found */
+ pr_err("IGEP3: Unsupported NAND found\n");
+ else {
+ ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7);
+ if ((ret & 0x3F) == (ONENAND_MAP >> 24))
+ /* ONENAND found */
+ onenandcs = cs;
+ }
+ cs++;
+ }
+ if (onenandcs > GPMC_CS_NUM) {
+ pr_err("IGEP3: Unable to find configuration in GPMC\n");
+ return;
+ }
+
+ if (onenandcs < GPMC_CS_NUM) {
+ igep3_onenand_pdata.cs = onenandcs;
+ if (platform_device_register(&igep3_onenand_device) < 0)
+ pr_err("IGEP3: Unable to register OneNAND device\n");
+ }
+}
+
+#else
+void __init igep3_flash_init(void) {}
+#endif
+
+static struct omap_board_config_kernel igep3_config[] __initdata = {
+};
+
+static struct regulator_consumer_supply igep3_vmmc1_supply = {
+ .supply = "vmmc",
+};
+
+/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
+static struct regulator_init_data igep3_vmmc1 = {
+ .constraints = {
+ .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 = 1,
+ .consumer_supplies = &igep3_vmmc1_supply,
+};
+
+static struct omap2_hsmmc_info mmc[] = {
+ [0] = {
+ .mmc = 1,
+ .wires = 4,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ },
+#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
+ [1] = {
+ .mmc = 2,
+ .wires = 4,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ },
+#endif
+ {} /* Terminator */
+};
+
+#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
+#include <linux/leds.h>
+
+static struct gpio_led igep3_gpio_leds[] = {
+ [0] = {
+ .name = "gpio-led:red:d0",
+ .gpio = IGEP3_GPIO_LED0_RED,
+ .default_trigger = "default-off"
+ },
+ [1] = {
+ .name = "gpio-led:green:d0",
+ .gpio = IGEP3_GPIO_LED0_GREEN,
+ .default_trigger = "default-off",
+ },
+ [2] = {
+ .name = "gpio-led:red:d1",
+ .gpio = IGEP3_GPIO_LED1_RED,
+ .default_trigger = "default-off",
+ },
+ [3] = {
+ .name = "gpio-led:green:d1",
+ .default_trigger = "heartbeat",
+ .gpio = -EINVAL, /* gets replaced */
+ },
+};
+
+static struct gpio_led_platform_data igep3_led_pdata = {
+ .leds = igep3_gpio_leds,
+ .num_leds = ARRAY_SIZE(igep3_gpio_leds),
+};
+
+static struct platform_device igep3_led_device = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &igep3_led_pdata,
+ },
+};
+
+static void __init igep3_leds_init(void)
+{
+ platform_device_register(&igep3_led_device);
+}
+
+#else
+static inline void igep3_leds_init(void)
+{
+ if ((gpio_request(IGEP3_GPIO_LED0_RED, "gpio-led:red:d0") == 0) &&
+ (gpio_direction_output(IGEP3_GPIO_LED0_RED, 1) == 0)) {
+ gpio_export(IGEP3_GPIO_LED0_RED, 0);
+ gpio_set_value(IGEP3_GPIO_LED0_RED, 1);
+ } else
+ pr_warning("IGEP3: Could not obtain gpio GPIO_LED0_RED\n");
+
+ if ((gpio_request(IGEP3_GPIO_LED0_GREEN, "gpio-led:green:d0") == 0) &&
+ (gpio_direction_output(IGEP3_GPIO_LED0_GREEN, 1) == 0)) {
+ gpio_export(IGEP3_GPIO_LED0_GREEN, 0);
+ gpio_set_value(IGEP3_GPIO_LED0_GREEN, 1);
+ } else
+ pr_warning("IGEP3: Could not obtain gpio GPIO_LED0_GREEN\n");
+
+ if ((gpio_request(IGEP3_GPIO_LED1_RED, "gpio-led:red:d1") == 0) &&
+ (gpio_direction_output(IGEP3_GPIO_LED1_RED, 1) == 0)) {
+ gpio_export(IGEP3_GPIO_LED1_RED, 0);
+ gpio_set_value(IGEP3_GPIO_LED1_RED, 1);
+ } else
+ pr_warning("IGEP3: Could not obtain gpio GPIO_LED1_RED\n");
+}
+#endif
+
+static int igep3_twl4030_gpio_setup(struct device *dev,
+ unsigned gpio, unsigned ngpio)
+{
+ /* gpio + 0 is "mmc0_cd" (input/IRQ) */
+ mmc[0].gpio_cd = gpio + 0;
+ omap2_hsmmc_init(mmc);
+
+ /*
+ * link regulators to MMC adapters ... we "know" the
+ * regulators will be set up only *after* we return.
+ */
+ igep3_vmmc1_supply.dev = mmc[0].dev;
+
+ /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
+#if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE)
+ if ((gpio_request(gpio+TWL4030_GPIO_MAX+1, "gpio-led:green:d1") == 0)
+ && (gpio_direction_output(gpio + TWL4030_GPIO_MAX + 1, 1) == 0)) {
+ gpio_export(gpio + TWL4030_GPIO_MAX + 1, 0);
+ gpio_set_value(gpio + TWL4030_GPIO_MAX + 1, 0);
+ } else
+ pr_warning("IGEP3: Could not obtain gpio GPIO_LED1_GREEN\n");
+#else
+ igep3_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1;
+#endif
+
+ return 0;
+};
+
+static struct twl4030_gpio_platform_data igep3_twl4030_gpio_pdata = {
+ .gpio_base = OMAP_MAX_GPIO_LINES,
+ .irq_base = TWL4030_GPIO_IRQ_BASE,
+ .irq_end = TWL4030_GPIO_IRQ_END,
+ .use_leds = true,
+ .setup = igep3_twl4030_gpio_setup,
+};
+
+static struct twl4030_usb_data igep3_twl4030_usb_data = {
+ .usb_mode = T2_USB_MODE_ULPI,
+};
+
+static void __init igep3_init_irq(void)
+{
+ omap_board_config = igep3_config;
+ omap_board_config_size = ARRAY_SIZE(igep3_config);
+ omap2_init_common_hw(m65kxxxxam_sdrc_params, m65kxxxxam_sdrc_params);
+ omap_init_irq();
+ omap_gpio_init();
+}
+
+static struct twl4030_platform_data igep3_twl4030_pdata = {
+ .irq_base = TWL4030_IRQ_BASE,
+ .irq_end = TWL4030_IRQ_END,
+
+ /* platform_data for children goes here */
+ .usb = &igep3_twl4030_usb_data,
+ .gpio = &igep3_twl4030_gpio_pdata,
+ .vmmc1 = &igep3_vmmc1,
+};
+
+static struct i2c_board_info __initdata igep3_i2c_boardinfo[] = {
+ {
+ I2C_BOARD_INFO("twl4030", 0x48),
+ .flags = I2C_CLIENT_WAKE,
+ .irq = INT_34XX_SYS_NIRQ,
+ .platform_data = &igep3_twl4030_pdata,
+ },
+};
+
+static int __init igep3_i2c_init(void)
+{
+ omap_register_i2c_bus(1, 2600, igep3_i2c_boardinfo,
+ ARRAY_SIZE(igep3_i2c_boardinfo));
+
+ return 0;
+}
+
+static struct omap_musb_board_data musb_board_data = {
+ .interface_type = MUSB_INTERFACE_ULPI,
+ .mode = MUSB_OTG,
+ .power = 100,
+};
+
+#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
+
+static void __init igep3_wifi_bt_init(void)
+{
+ /* Configure MUX values for W-LAN + Bluetooth GPIO's */
+ omap_mux_init_gpio(IGEP3_GPIO_WIFI_NPD, OMAP_PIN_OUTPUT);
+ omap_mux_init_gpio(IGEP3_GPIO_WIFI_NRESET, OMAP_PIN_OUTPUT);
+ omap_mux_init_gpio(IGEP3_GPIO_BT_NRESET, OMAP_PIN_OUTPUT);
+
+ /* Set GPIO's for W-LAN + Bluetooth combo module */
+ if ((gpio_request(IGEP3_GPIO_WIFI_NPD, "GPIO_WIFI_NPD") == 0) &&
+ (gpio_direction_output(IGEP3_GPIO_WIFI_NPD, 1) == 0)) {
+ gpio_export(IGEP3_GPIO_WIFI_NPD, 0);
+ } else
+ pr_warning("IGEP3: Could not obtain gpio GPIO_WIFI_NPD\n");
+
+ if ((gpio_request(IGEP3_GPIO_WIFI_NRESET, "GPIO_WIFI_NRESET") == 0) &&
+ (gpio_direction_output(IGEP3_GPIO_WIFI_NRESET, 1) == 0)) {
+ gpio_export(IGEP3_GPIO_WIFI_NRESET, 0);
+ gpio_set_value(IGEP3_GPIO_WIFI_NRESET, 0);
+ udelay(10);
+ gpio_set_value(IGEP3_GPIO_WIFI_NRESET, 1);
+ } else
+ pr_warning("IGEP3: Could not obtain gpio GPIO_WIFI_NRESET\n");
+
+ if ((gpio_request(IGEP3_GPIO_BT_NRESET, "GPIO_BT_NRESET") == 0) &&
+ (gpio_direction_output(IGEP3_GPIO_BT_NRESET, 1) == 0)) {
+ gpio_export(IGEP3_GPIO_BT_NRESET, 0);
+ } else
+ pr_warning("IGEP3: Could not obtain gpio GPIO_BT_NRESET\n");
+}
+#else
+void __init igep3_wifi_bt_init(void) {}
+#endif
+
+#ifdef CONFIG_OMAP_MUX
+static struct omap_board_mux board_mux[] __initdata = {
+ { .reg_offset = OMAP_MUX_TERMINATOR },
+};
+#else
+#define board_mux NULL
+#endif
+
+static void __init igep3_init(void)
+{
+ omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
+
+ /* Register I2C busses and drivers */
+ igep3_i2c_init();
+
+ omap_serial_init();
+ usb_musb_init(&musb_board_data);
+
+ igep3_flash_init();
+ igep3_leds_init();
+
+ /*
+ * WLAN-BT combo module from MuRata wich has a Marvell WLAN
+ * (88W8686) + CSR Bluetooth chipset. Uses SDIO interface.
+ */
+ igep3_wifi_bt_init();
+
+}
+
+MACHINE_START(IGEP0030, "IGEP OMAP3 module")
+ .phys_io = 0x48000000,
+ .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
+ .boot_params = 0x80000100,
+ .map_io = omap3_map_io,
+ .init_irq = igep3_init_irq,
+ .init_machine = igep3_init,
+ .timer = &omap_timer,
+MACHINE_END
diff --git a/arch/arm/plat-omap/include/plat/uncompress.h b/arch/arm/plat-omap/include/plat/uncompress.h
index ddf723b..2601ff4 100644
--- a/arch/arm/plat-omap/include/plat/uncompress.h
+++ b/arch/arm/plat-omap/include/plat/uncompress.h
@@ -143,6 +143,7 @@ static inline void __arch_decomp_setup(unsigned long arch_id)
/* omap3 based boards using UART3 */
DEBUG_LL_OMAP3(3, cm_t35);
DEBUG_LL_OMAP3(3, igep0020);
+ DEBUG_LL_OMAP3(3, igep0030);
DEBUG_LL_OMAP3(3, nokia_rx51);
DEBUG_LL_OMAP3(3, omap3517evm);
DEBUG_LL_OMAP3(3, omap3_beagle);
--
1.7.0.4
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