[PATCH 3/14] ARM: OMAP: PalmZ71 support

From: Tony Lindgren
Date: Mon Apr 09 2007 - 17:49:13 EST

From: Marek Vasut <marek.vasut@xxxxxxxxx>

Palmz71 specific things - board file.

Signed-off-by: Marek Vasut <marek.vasut@xxxxxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
---
arch/arm/mach-omap1/Kconfig | 9 +
arch/arm/mach-omap1/Makefile | 1 +
arch/arm/mach-omap1/board-palmz71.c | 384 +++++++++++++++++++++++++++++
include/asm-arm/arch-omap/board-palmz71.h | 26 ++
include/asm-arm/arch-omap/hardware.h | 4 +
5 files changed, 424 insertions(+), 0 deletions(-)

Index: linux-2.6/arch/arm/mach-omap1/Kconfig
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap1/Kconfig 2007-04-09 15:12:08.000000000 -0400
+++ linux-2.6/arch/arm/mach-omap1/Kconfig 2007-04-09 15:16:08.000000000 -0400
@@ -89,6 +89,15 @@ config MACH_OMAP_PALMTE
http://palmtelinux.sourceforge.net/ for more information.
Say Y here if you have this PDA model, say N otherwise.

+config MACH_OMAP_PALMZ71
+ bool "Palm Zire71"
+ depends on ARCH_OMAP1 && ARCH_OMAP15XX
+ help
+ Support for the Palm Zire71 PDA. To boot the kernel,
+ you'll need a PalmOS compatible bootloader; check out
+ http://hackndev.com/palm/z71 for more informations.
+ Say Y here if you have such a PDA, say N otherwise.
+
config MACH_NOKIA770
bool "Nokia 770"
depends on ARCH_OMAP1 && ARCH_OMAP16XX
Index: linux-2.6/arch/arm/mach-omap1/Makefile
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap1/Makefile 2007-04-09 15:12:08.000000000 -0400
+++ linux-2.6/arch/arm/mach-omap1/Makefile 2007-04-09 15:16:08.000000000 -0400
@@ -22,6 +22,7 @@ obj-$(CONFIG_MACH_OMAP_OSK) += board-os
obj-$(CONFIG_MACH_OMAP_H3) += board-h3.o
obj-$(CONFIG_MACH_VOICEBLUE) += board-voiceblue.o
obj-$(CONFIG_MACH_OMAP_PALMTE) += board-palmte.o
+obj-$(CONFIG_MACH_OMAP_PALMZ71) += board-palmz71.o
obj-$(CONFIG_MACH_NOKIA770) += board-nokia770.o
obj-$(CONFIG_MACH_AMS_DELTA) += board-ams-delta.o

Index: linux-2.6/arch/arm/mach-omap1/board-palmz71.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-2.6/arch/arm/mach-omap1/board-palmz71.c 2007-04-09 15:16:27.000000000 -0400
@@ -0,0 +1,383 @@
+/*
+ * linux/arch/arm/mach-omap1/board-palmz71.c
+ *
+ * Modified from board-generic.c
+ *
+ * Support for the Palm Zire71 PDA.
+ *
+ * Original version : Laurent Gonzalez
+ *
+ * Modified for zire71 : Marek Vasut
+ *
+ * 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/delay.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/notifier.h>
+#include <linux/clk.h>
+#include <linux/irq.h>
+#include <linux/input.h>
+#include <linux/interrupt.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+
+#include <asm/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/flash.h>
+
+#include <asm/arch/mcbsp.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/usb.h>
+#include <asm/arch/dma.h>
+#include <asm/arch/tc.h>
+#include <asm/arch/board.h>
+#include <asm/arch/irda.h>
+#include <asm/arch/keypad.h>
+#include <asm/arch/common.h>
+#include <asm/arch/omap-alsa.h>
+
+#include <linux/input.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+
+static void __init
+omap_palmz71_init_irq(void)
+{
+ omap1_init_common_hw();
+ omap_init_irq();
+ omap_gpio_init();
+}
+
+static int palmz71_keymap[] = {
+ KEY(0, 0, KEY_F1),
+ KEY(0, 1, KEY_F2),
+ KEY(0, 2, KEY_F3),
+ KEY(0, 3, KEY_F4),
+ KEY(0, 4, KEY_POWER),
+ KEY(1, 0, KEY_LEFT),
+ KEY(1, 1, KEY_DOWN),
+ KEY(1, 2, KEY_UP),
+ KEY(1, 3, KEY_RIGHT),
+ KEY(1, 4, KEY_CENTER),
+ KEY(2, 0, KEY_CAMERA),
+ 0,
+};
+
+static struct omap_kp_platform_data palmz71_kp_data = {
+ .rows = 8,
+ .cols = 8,
+ .keymap = palmz71_keymap,
+ .rep = 1,
+ .delay = 80,
+};
+
+static struct resource palmz71_kp_resources[] = {
+ [0] = {
+ .start = INT_KEYBOARD,
+ .end = INT_KEYBOARD,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device palmz71_kp_device = {
+ .name = "omap-keypad",
+ .id = -1,
+ .dev = {
+ .platform_data = &palmz71_kp_data,
+ },
+ .num_resources = ARRAY_SIZE(palmz71_kp_resources),
+ .resource = palmz71_kp_resources,
+};
+
+static struct mtd_partition palmz71_rom_partitions[] = {
+ /* PalmOS "Small ROM", contains the bootloader and the debugger */
+ {
+ .name = "smallrom",
+ .offset = 0,
+ .size = 0xa000,
+ .mask_flags = MTD_WRITEABLE,
+ },
+ /* PalmOS "Big ROM", a filesystem with all the OS code and data */
+ {
+ .name = "bigrom",
+ .offset = SZ_128K,
+ /*
+ * 0x5f0000 bytes big in the multi-language ("EFIGS") version,
+ * 0x7b0000 bytes in the English-only ("enUS") version.
+ */
+ .size = 0x7b0000,
+ .mask_flags = MTD_WRITEABLE,
+ },
+};
+
+static struct flash_platform_data palmz71_rom_data = {
+ .map_name = "map_rom",
+ .name = "onboardrom",
+ .width = 2,
+ .parts = palmz71_rom_partitions,
+ .nr_parts = ARRAY_SIZE(palmz71_rom_partitions),
+};
+
+static struct resource palmz71_rom_resource = {
+ .start = OMAP_CS0_PHYS,
+ .end = OMAP_CS0_PHYS + SZ_8M - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device palmz71_rom_device = {
+ .name = "omapflash",
+ .id = -1,
+ .dev = {
+ .platform_data = &palmz71_rom_data,
+ },
+ .num_resources = 1,
+ .resource = &palmz71_rom_resource,
+};
+
+static struct platform_device palmz71_lcd_device = {
+ .name = "lcd_palmz71",
+ .id = -1,
+};
+
+static struct omap_irda_config palmz71_irda_config = {
+ .transceiver_cap = IR_SIRMODE,
+ .rx_channel = OMAP_DMA_UART3_RX,
+ .tx_channel = OMAP_DMA_UART3_TX,
+ .dest_start = UART3_THR,
+ .src_start = UART3_RHR,
+ .tx_trigger = 0,
+ .rx_trigger = 0,
+};
+
+static struct resource palmz71_irda_resources[] = {
+ [0] = {
+ .start = INT_UART3,
+ .end = INT_UART3,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device palmz71_irda_device = {
+ .name = "omapirda",
+ .id = -1,
+ .dev = {
+ .platform_data = &palmz71_irda_config,
+ },
+ .num_resources = ARRAY_SIZE(palmz71_irda_resources),
+ .resource = palmz71_irda_resources,
+};
+
+static struct platform_device palmz71_spi_device = {
+ .name = "spi_palmz71",
+ .id = -1,
+};
+
+#define DEFAULT_BITPERSAMPLE 16
+
+static struct omap_mcbsp_reg_cfg mcbsp_regs = {
+ .spcr2 = FREE | FRST | GRST | XRST | XINTM(3),
+ .spcr1 = RINTM(3) | RRST,
+ .rcr2 = RPHASE | RFRLEN2(OMAP_MCBSP_WORD_8) |
+ RWDLEN2(OMAP_MCBSP_WORD_16) | RDATDLY(0),
+ .rcr1 = RFRLEN1(OMAP_MCBSP_WORD_8) | RWDLEN1(OMAP_MCBSP_WORD_16),
+ .xcr2 = XPHASE | XFRLEN2(OMAP_MCBSP_WORD_8) |
+ XWDLEN2(OMAP_MCBSP_WORD_16) | XDATDLY(0) | XFIG,
+ .xcr1 = XFRLEN1(OMAP_MCBSP_WORD_8) | XWDLEN1(OMAP_MCBSP_WORD_16),
+ .srgr1 = FWID(DEFAULT_BITPERSAMPLE - 1),
+ .srgr2 = GSYNC | CLKSP | FSGM | FPER(DEFAULT_BITPERSAMPLE * 2 - 1),
+ .pcr0 = CLKXP | CLKRP, /* mcbsp: slave */
+};
+
+static struct omap_alsa_codec_config alsa_config = {
+ .name = "PalmZ71 AIC23",
+ .mcbsp_regs_alsa = &mcbsp_regs,
+ .codec_configure_dev = NULL, /* aic23_configure */
+ .codec_set_samplerate = NULL, /* aic23_set_samplerate */
+ .codec_clock_setup = NULL, /* aic23_clock_setup */
+ .codec_clock_on = NULL, /* aic23_clock_on */
+ .codec_clock_off = NULL, /* aic23_clock_off */
+ .get_default_samplerate = NULL, /* aic23_get_default_samplerate */
+};
+
+static struct platform_device palmz71_mcbsp1_device = {
+ .name = "omap_alsa_mcbsp",
+ .id = 1,
+ .dev = {
+ .platform_data = &alsa_config,
+ },
+};
+
+static struct omap_backlight_config palmz71_backlight_config = {
+ .default_intensity = 0xa0,
+};
+
+static struct platform_device palmz71_backlight_device = {
+ .name = "omap-bl",
+ .id = -1,
+ .dev = {
+ .platform_data = &palmz71_backlight_config,
+ },
+};
+
+static struct platform_device *devices[] __initdata = {
+ &palmz71_rom_device,
+ &palmz71_kp_device,
+ &palmz71_mcbsp1_device,
+ &palmz71_lcd_device,
+ &palmz71_irda_device,
+ &palmz71_spi_device,
+ &palmz71_backlight_device,
+};
+
+static int
+palmz71_get_pendown_state(void)
+{
+ return !omap_get_gpio_datain(PALMZ71_PENIRQ_GPIO);
+}
+
+static const struct ads7846_platform_data palmz71_ts_info = {
+ .model = 7846,
+ .vref_delay_usecs = 100, /* internal, no capacitor */
+ .x_plate_ohms = 419,
+ .y_plate_ohms = 486,
+ .get_pendown_state = palmz71_get_pendown_state,
+};
+
+static struct spi_board_info __initdata palmz71_boardinfo[] = { {
+ /* MicroWire (bus 2) CS0 has an ads7846e */
+ .modalias = "ads7846",
+ .platform_data = &palmz71_ts_info,
+ .irq = OMAP_GPIO_IRQ(PALMZ71_PENIRQ_GPIO),
+ .max_speed_hz = 120000 /* max sample rate at 3V */
+ * 26 /* command + data + overhead */,
+ .bus_num = 2,
+ .chip_select = 0,
+} };
+
+static struct omap_usb_config palmz71_usb_config __initdata = {
+ .register_dev = 1, /* Mini-B only receptacle */
+ .hmc_mode = 0,
+ .pins[0] = 2,
+};
+
+static struct omap_mmc_config palmz71_mmc_config __initdata = {
+ .mmc[0] = {
+ .enabled = 1,
+ .wire4 = 0,
+ .wp_pin = PALMZ71_MMC_WP_GPIO,
+ .power_pin = -1,
+ .switch_pin = PALMZ71_MMC_IN_GPIO,
+ },
+};
+
+static struct omap_lcd_config palmz71_lcd_config __initdata = {
+ .ctrl_name = "internal",
+};
+
+static struct omap_uart_config palmz71_uart_config __initdata = {
+ .enabled_uarts = (1 << 0) | (1 << 1) | (0 << 2),
+};
+
+static struct omap_board_config_kernel palmz71_config[] = {
+ {OMAP_TAG_USB, &palmz71_usb_config},
+ {OMAP_TAG_MMC, &palmz71_mmc_config},
+ {OMAP_TAG_LCD, &palmz71_lcd_config},
+ {OMAP_TAG_UART, &palmz71_uart_config},
+};
+
+static irqreturn_t
+palmz71_powercable(int irq, void *dev_id)
+{
+ if (omap_get_gpio_datain(PALMZ71_USBDETECT_GPIO)) {
+ printk(KERN_INFO "PM: Power cable connected\n");
+ set_irq_type(OMAP_GPIO_IRQ(PALMZ71_USBDETECT_GPIO),
+ IRQT_FALLING);
+ } else {
+ printk(KERN_INFO "PM: Power cable disconnected\n");
+ set_irq_type(OMAP_GPIO_IRQ(PALMZ71_USBDETECT_GPIO),
+ IRQT_RISING);
+ }
+ return IRQ_HANDLED;
+}
+
+static void __init
+omap_mpu_wdt_mode(int mode)
+{
+ if (mode)
+ omap_writew(0x8000, OMAP_WDT_TIMER_MODE);
+ else {
+ omap_writew(0x00f5, OMAP_WDT_TIMER_MODE);
+ omap_writew(0x00a0, OMAP_WDT_TIMER_MODE);
+ }
+}
+
+static void __init
+palmz71_gpio_setup(int early)
+{
+ if (early) {
+ /* Only set GPIO1 so we have a working serial */
+ omap_set_gpio_dataout(1, 1);
+ omap_set_gpio_direction(1, 0);
+ } else {
+ /* Set MMC/SD host WP pin as input */
+ if (omap_request_gpio(PALMZ71_MMC_WP_GPIO)) {
+ printk(KERN_ERR "Could not reserve WP GPIO!\n");
+ return;
+ }
+ omap_set_gpio_direction(PALMZ71_MMC_WP_GPIO, 1);
+
+ /* Monitor the Power-cable-connected signal */
+ if (omap_request_gpio(PALMZ71_USBDETECT_GPIO)) {
+ printk(KERN_ERR
+ "Could not reserve cable signal GPIO!\n");
+ return;
+ }
+ omap_set_gpio_direction(PALMZ71_USBDETECT_GPIO, 1);
+ if (request_irq(OMAP_GPIO_IRQ(PALMZ71_USBDETECT_GPIO),
+ palmz71_powercable, IRQF_SAMPLE_RANDOM,
+ "palmz71-cable", 0))
+ printk(KERN_ERR
+ "IRQ request for power cable failed!\n");
+ palmz71_powercable(OMAP_GPIO_IRQ(PALMZ71_USBDETECT_GPIO), 0);
+ }
+}
+
+static void __init
+omap_palmz71_init(void)
+{
+ palmz71_gpio_setup(1);
+ omap_mpu_wdt_mode(0);
+
+ omap_board_config = palmz71_config;
+ omap_board_config_size = ARRAY_SIZE(palmz71_config);
+
+ platform_add_devices(devices, ARRAY_SIZE(devices));
+
+ spi_register_board_info(palmz71_boardinfo,
+ ARRAY_SIZE(palmz71_boardinfo));
+ omap_serial_init();
+ palmz71_gpio_setup(0);
+}
+
+static void __init
+omap_palmz71_map_io(void)
+{
+ omap1_map_common_io();
+}
+
+MACHINE_START(OMAP_PALMZ71, "OMAP310 based Palm Zire71")
+ .phys_io = 0xfff00000,
+ .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
+ .boot_params = 0x10000100,.map_io = omap_palmz71_map_io,
+ .init_irq = omap_palmz71_init_irq,
+ .init_machine = omap_palmz71_init,
+ .timer = &omap_timer,
+MACHINE_END
Index: linux-2.6/include/asm-arm/arch-omap/board-palmz71.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-2.6/include/asm-arm/arch-omap/board-palmz71.h 2007-04-09 15:12:14.000000000 -0400
@@ -0,0 +1,26 @@
+/*
+ * linux/include/asm-arm/arch-omap/board-palmz71.h
+ *
+ * Hardware definitions for the Palm Zire71 device.
+ *
+ * Maintainters : Marek Vasut <marek.vasut@xxxxxxxxx>
+ *
+ * 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.
+ */
+
+#ifndef __OMAP_BOARD_PALMZ71_H
+#define __OMAP_BOARD_PALMZ71_H
+
+#define PALMZ71_USBDETECT_GPIO 0
+#define PALMZ71_PENIRQ_GPIO 6
+#define PALMZ71_MMC_WP_GPIO 8
+#define PALMZ71_HDQ_GPIO 11
+
+#define PALMZ71_HOTSYNC_GPIO OMAP_MPUIO(1)
+#define PALMZ71_CABLE_GPIO OMAP_MPUIO(2)
+#define PALMZ71_SLIDER_GPIO OMAP_MPUIO(3)
+#define PALMZ71_MMC_IN_GPIO OMAP_MPUIO(4)
+
+#endif /* __OMAP_BOARD_PALMZ71_H */
Index: linux-2.6/include/asm-arm/arch-omap/hardware.h
===================================================================
--- linux-2.6.orig/include/asm-arm/arch-omap/hardware.h 2007-04-09 15:12:08.000000000 -0400
+++ linux-2.6/include/asm-arm/arch-omap/hardware.h 2007-04-09 15:16:08.000000000 -0400
@@ -334,6 +334,10 @@
#include "board-palmte.h"
#endif

+#ifdef CONFIG_MACH_OMAP_PALMZ71
+#include "board-palmz71.h"
+#endif
+
#endif /* !__ASSEMBLER__ */

#endif /* __ASM_ARCH_OMAP_HARDWARE_H */
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