[PATCH 13/13] Add OMAP4 Panda Support
Tony Lindgren
tony at atomide.com
Wed Jul 7 05:44:49 EDT 2010
From: David Anders <x0132446 at ti.com>
Add initial support for the OMAP4 based Panda Board.
Signed-off-by: David Anders <x0132446 at ti.com>
[tony at atomide.com: selected board by default in Kconfig]
Signed-off-by: Tony Lindgren <tony at atomide.com>
---
arch/arm/mach-omap2/Kconfig | 5 +
arch/arm/mach-omap2/Makefile | 2
arch/arm/mach-omap2/board-omap4panda.c | 304 ++++++++++++++++++++++++++++++++
3 files changed, 311 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-omap2/board-omap4panda.c
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 84fecd0..b48bacf 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -238,6 +238,11 @@ config MACH_OMAP_4430SDP
default y
depends on ARCH_OMAP4
+config MACH_OMAP4_PANDA
+ bool "OMAP4 Panda Board"
+ default y
+ depends on ARCH_OMAP4
+
config OMAP3_EMU
bool "OMAP3 debugging peripherals"
depends on ARCH_OMAP3
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index d7be082..f5b4ff4 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -145,6 +145,8 @@ obj-$(CONFIG_MACH_OMAP3_TOUCHBOOK) += board-omap3touchbook.o \
hsmmc.o
obj-$(CONFIG_MACH_OMAP_4430SDP) += board-4430sdp.o \
hsmmc.o
+obj-$(CONFIG_MACH_OMAP4_PANDA) += board-omap4panda.o \
+ hsmmc.o
obj-$(CONFIG_MACH_OMAP3517EVM) += board-am3517evm.o
diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
new file mode 100644
index 0000000..c03d1d5
--- /dev/null
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -0,0 +1,304 @@
+/*
+ * Board support file for OMAP4430 based PandaBoard.
+ *
+ * Copyright (C) 2010 Texas Instruments
+ *
+ * Author: David Anders <x0132446 at ti.com>
+ *
+ * Based on mach-omap2/board-4430sdp.c
+ *
+ * Author: Santosh Shilimkar <santosh.shilimkar at ti.com>
+ *
+ * Based on mach-omap2/board-3430sdp.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/io.h>
+#include <linux/gpio.h>
+#include <linux/usb/otg.h>
+#include <linux/i2c/twl.h>
+#include <linux/regulator/machine.h>
+
+#include <mach/hardware.h>
+#include <mach/omap4-common.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <plat/board.h>
+#include <plat/common.h>
+#include <plat/control.h>
+#include <plat/timer-gp.h>
+#include <plat/usb.h>
+#include <plat/mmc.h>
+#include "hsmmc.h"
+
+
+static void __init omap4_panda_init_irq(void)
+{
+ omap2_init_common_hw(NULL, NULL);
+ gic_init_irq();
+ omap_gpio_init();
+}
+
+static struct omap_musb_board_data musb_board_data = {
+ .interface_type = MUSB_INTERFACE_UTMI,
+ .mode = MUSB_PERIPHERAL,
+ .power = 100,
+};
+
+static struct omap2_hsmmc_info mmc[] = {
+ {
+ .mmc = 1,
+ .wires = 8,
+ .gpio_wp = -EINVAL,
+ },
+ {} /* Terminator */
+};
+
+static struct regulator_consumer_supply omap4_panda_vmmc_supply[] = {
+ {
+ .supply = "vmmc",
+ .dev_name = "mmci-omap-hs.0",
+ },
+ {
+ .supply = "vmmc",
+ .dev_name = "mmci-omap-hs.1",
+ },
+};
+
+static int omap4_twl6030_hsmmc_late_init(struct device *dev)
+{
+ int ret = 0;
+ struct platform_device *pdev = container_of(dev,
+ struct platform_device, dev);
+ struct omap_mmc_platform_data *pdata = dev->platform_data;
+
+ /* Setting MMC1 Card detect Irq */
+ if (pdev->id == 0)
+ pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE +
+ MMCDETECT_INTR_OFFSET;
+ return ret;
+}
+
+static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
+{
+ struct omap_mmc_platform_data *pdata = dev->platform_data;
+
+ pdata->init = omap4_twl6030_hsmmc_late_init;
+}
+
+static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
+{
+ struct omap2_hsmmc_info *c;
+
+ omap2_hsmmc_init(controllers);
+ for (c = controllers; c->mmc; c++)
+ omap4_twl6030_hsmmc_set_late_init(c->dev);
+
+ return 0;
+}
+
+static struct regulator_init_data omap4_panda_vaux1 = {
+ .constraints = {
+ .min_uV = 1000000,
+ .max_uV = 3000000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+};
+
+static struct regulator_init_data omap4_panda_vaux2 = {
+ .constraints = {
+ .min_uV = 1200000,
+ .max_uV = 2800000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+};
+
+static struct regulator_init_data omap4_panda_vaux3 = {
+ .constraints = {
+ .min_uV = 1000000,
+ .max_uV = 3000000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+};
+
+/* VMMC1 for MMC1 card */
+static struct regulator_init_data omap4_panda_vmmc = {
+ .constraints = {
+ .min_uV = 1200000,
+ .max_uV = 3000000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 2,
+ .consumer_supplies = omap4_panda_vmmc_supply,
+};
+
+static struct regulator_init_data omap4_panda_vpp = {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 2500000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+};
+
+static struct regulator_init_data omap4_panda_vusim = {
+ .constraints = {
+ .min_uV = 1200000,
+ .max_uV = 2900000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+};
+
+static struct regulator_init_data omap4_panda_vana = {
+ .constraints = {
+ .min_uV = 2100000,
+ .max_uV = 2100000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+};
+
+static struct regulator_init_data omap4_panda_vcxio = {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+};
+
+static struct regulator_init_data omap4_panda_vdac = {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+};
+
+static struct regulator_init_data omap4_panda_vusb = {
+ .constraints = {
+ .min_uV = 3300000,
+ .max_uV = 3300000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+};
+
+static struct twl4030_platform_data omap4_panda_twldata = {
+ .irq_base = TWL6030_IRQ_BASE,
+ .irq_end = TWL6030_IRQ_END,
+
+ /* Regulators */
+ .vmmc = &omap4_panda_vmmc,
+ .vpp = &omap4_panda_vpp,
+ .vusim = &omap4_panda_vusim,
+ .vana = &omap4_panda_vana,
+ .vcxio = &omap4_panda_vcxio,
+ .vdac = &omap4_panda_vdac,
+ .vusb = &omap4_panda_vusb,
+ .vaux1 = &omap4_panda_vaux1,
+ .vaux2 = &omap4_panda_vaux2,
+ .vaux3 = &omap4_panda_vaux3,
+};
+
+static struct i2c_board_info __initdata omap4_panda_i2c_boardinfo[] = {
+ {
+ I2C_BOARD_INFO("twl6030", 0x48),
+ .flags = I2C_CLIENT_WAKE,
+ .irq = OMAP44XX_IRQ_SYS_1N,
+ .platform_data = &omap4_panda_twldata,
+ },
+};
+static int __init omap4_panda_i2c_init(void)
+{
+ /*
+ * Phoenix Audio IC needs I2C1 to
+ * start with 400 KHz or less
+ */
+ omap_register_i2c_bus(1, 400, omap4_panda_i2c_boardinfo,
+ ARRAY_SIZE(omap4_panda_i2c_boardinfo));
+ omap_register_i2c_bus(2, 400, NULL, 0);
+ omap_register_i2c_bus(3, 400, NULL, 0);
+ omap_register_i2c_bus(4, 400, NULL, 0);
+ return 0;
+}
+static void __init omap4_panda_init(void)
+{
+ int status;
+
+ omap4_panda_i2c_init();
+ omap_serial_init();
+ omap4_twl6030_hsmmc_init(mmc);
+ /* OMAP4 Panda uses internal transceiver so register nop transceiver */
+ usb_nop_xceiv_register();
+ /* FIXME: allow multi-omap to boot until musb is updated for omap4 */
+ if (!cpu_is_omap44xx())
+ usb_musb_init(&musb_board_data);
+}
+
+static void __init omap4_panda_map_io(void)
+{
+ omap2_set_globals_443x();
+ omap44xx_map_common_io();
+}
+
+MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board")
+ /* Maintainer: David Anders - Texas Instruments Inc */
+ .phys_io = 0x48000000,
+ .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
+ .boot_params = 0x80000100,
+ .map_io = omap4_panda_map_io,
+ .init_irq = omap4_panda_init_irq,
+ .init_machine = omap4_panda_init,
+ .timer = &omap_timer,
+MACHINE_END
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