[PATCH 1/4] initial support for LogicPD's OMAP3530LV SOM and OMAP35x Torpedo dev boards

From: Jacob Tanenbaum
Date: Tue Aug 24 2010 - 23:55:30 EST


Adding LogicPD OMAP3 board support

Adding support for LogicPD's OMAP 3530 LV SOM and
OMAP 35x Torpedo board.

Tested against: 81e09f50c93edff607259cbe374a3006c9c5fa74
Signed-off-by: Jacob Tanenbaum <Jacob.Tanenbaum@xxxxxxxxxxx>
---
arch/arm/configs/omap3_defconfig | 2 +
arch/arm/mach-omap2/Kconfig | 16 +++
arch/arm/mach-omap2/Makefile | 4 +
arch/arm/mach-omap2/board-omap3logic.c | 174 ++++++++++++++++++++++++++++++++
4 files changed, 196 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-omap2/board-omap3logic.c

diff --git a/arch/arm/configs/omap3_defconfig b/arch/arm/configs/omap3_defconfig
index 5db9a6b..f510dfd 100644
--- a/arch/arm/configs/omap3_defconfig
+++ b/arch/arm/configs/omap3_defconfig
@@ -37,6 +37,8 @@ CONFIG_MACH_OMAP_2430SDP=y
CONFIG_MACH_OMAP3_BEAGLE=y
CONFIG_MACH_DEVKIT8000=y
CONFIG_MACH_OMAP_LDP=y
+CONFIG_MACH_OMAP3530_LV_SOM=y
+CONFIG_MACH_OMAP3_TORPEDO=y
CONFIG_MACH_OVERO=y
CONFIG_MACH_OMAP3EVM=y
CONFIG_MACH_OMAP3517EVM=y
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index b48bacf..caa9147 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -135,6 +135,22 @@ config MACH_OMAP_LDP
default y
select OMAP_PACKAGE_CBB

+config MACH_OMAP3530_LV_SOM
+ bool "OMAP3 Logic 3530 LV SOM board"
+ depends on ARCH_OMAP3
+ help
+ Support for the LogicPD OMAP3530 SOM Development kit for
+ full description please see the products webpage at
+ http://www.logicpd.com/products/development-kits/texas-instruments-zoom%E2%84%A2-omap35x-development-kit
+
+config MACH_OMAP3_TORPEDO
+ bool "OMAP3 Logic 35x Torpedo board"
+ depends on ARCH_OMAP3
+ help
+ Support for the LogicPD OMAP35x Torpedo Development kit
+ for full description please see the products webpage at
+ http://www.logicpd.com/products/development-kits/zoom-omap35x-torpedo-development-kit
+
config MACH_OVERO
bool "Gumstix Overo board"
depends on ARCH_OMAP3
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 63b2d88..bc77d32 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -114,6 +114,10 @@ obj-$(CONFIG_MACH_DEVKIT8000) += board-devkit8000.o \
obj-$(CONFIG_MACH_OMAP_LDP) += board-ldp.o \
board-flash.o \
hsmmc.o
+obj-$(CONFIG_MACH_OMAP3530_LV_SOM) += board-omap3logic.o \
+ hsmmc.o
+obj-$(CONFIG_MACH_OMAP3_TORPEDO) += board-omap3logic.o \
+ hsmmc.o
obj-$(CONFIG_MACH_OVERO) += board-overo.o \
hsmmc.o
obj-$(CONFIG_MACH_OMAP3EVM) += board-omap3evm.o \
diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c
new file mode 100644
index 0000000..30af7da
--- /dev/null
+++ b/arch/arm/mach-omap2/board-omap3logic.c
@@ -0,0 +1,174 @@
+/*
+ * linux/arch/arm/mach-omap2/board-omap3logic.c
+ *
+ * Copyright (C) 2010 Li-Pro.Net
+ * Stephan Linz <linz@xxxxxxxxxx>
+ *
+ * Copyright (C) 2010 Logic Product Development, Inc.
+ * Peter Barada <peter.barada@xxxxxxxxxxx>
+ *
+ * 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/machine.h>
+
+#include <linux/i2c/twl.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include "mux.h"
+
+#include <plat/mux.h>
+#include <plat/board.h>
+#include <plat/common.h>
+#include <plat/gpmc.h>
+#include <plat/timer-gp.h>
+#include <plat/sdrc.h>
+#include <plat/control.h>
+
+#include "sdram-micron-mt46h32m32lf-6.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
+
+/* Micron MT46H32M32LF-6 */
+/* FIXME: borrowed from sdram-micron-mt46h32m32lf-6.h because on LogicPD
+ * boards we can't use the default values -- why? I suspect the reason
+ * lies in the boot strap code. We correct this part if we have ported
+ * U-Boot and X-Load. */
+void init_sdram(struct omap_sdrc_params *sdrc_cs0){
+ sdrc_cs0[0].actim_ctrla = 0xaa9db4c6;
+ sdrc_cs0[0].actim_ctrlb = 0x00011517;
+ sdrc_cs0[0].rfr_ctrl = 0x0004e201;
+ sdrc_cs0[1].rate = 165941176;
+ sdrc_cs0[1].actim_ctrla = 0xaa9db4c6;
+ sdrc_cs0[1].actim_ctrlb = 0x00011217;
+ sdrc_cs0[1].rfr_ctrl = 0x0004dc01;
+ sdrc_cs0[2].actim_ctrla = 0x8a99b481;
+ sdrc_cs0[2].actim_ctrlb = 0x00011312;
+ sdrc_cs0[2].rfr_ctrl = 0x0003de017;
+ sdrc_cs0[3].actim_ctrla = 0x8a99b481;
+ sdrc_cs0[3].actim_ctrlb = 0x00011312;
+ sdrc_cs0[3].rfr_ctrl = 0x0003de01;
+}
+
+static struct regulator_consumer_supply omap3logic_vmmc1_supply = {
+ .supply = "vmmc",
+};
+
+/* 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 = 1,
+ .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,
+};
+
+static struct i2c_board_info __initdata omap3logic_i2c_boardinfo[] = {
+ {
+ I2C_BOARD_INFO("twl4030", 0x48),
+ .flags = I2C_CLIENT_WAKE,
+ .irq = INT_34XX_SYS_NIRQ,
+ .platform_data = &omap3logic_twldata,
+ },
+};
+
+static int __init omap3logic_i2c_init(void)
+{
+ omap_register_i2c_bus(1, 2600, omap3logic_i2c_boardinfo,
+ ARRAY_SIZE(omap3logic_i2c_boardinfo));
+ return 0;
+}
+
+static void __init omap3logic_init_irq(void)
+{
+ init_sdram(mt46h32m32lf6_sdrc_params);
+ omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
+ mt46h32m32lf6_sdrc_params);
+ omap_init_irq();
+ omap_gpio_init();
+}
+
+static void __init omap3logic_init(void)
+{
+ omap3logic_i2c_init();
+ omap_serial_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);
+}
+
+static void __init omap3logic_map_io(void)
+{
+ omap2_set_globals_3xxx();
+ omap34xx_map_common_io();
+}
+
+MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board")
+ .phys_io = 0x48000000,
+ .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
+ .boot_params = 0x80000100,
+ .map_io = omap3logic_map_io,
+ .init_irq = omap3logic_init_irq,
+ .init_machine = omap3logic_init,
+ .timer = &omap_timer,
+MACHINE_END
+
+MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board")
+ .phys_io = 0x48000000,
+ .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
+ .boot_params = 0x80000100,
+ .map_io = omap3logic_map_io,
+ .init_irq = omap3logic_init_irq,
+ .init_machine = omap3logic_init,
+ .timer = &omap_timer,
+MACHINE_END
--
1.7.2.1

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