4 files changed, 502 insertions, 2 deletions

diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 578880943cf2..537dd2e6d380 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -20,3 +20,6 @@ config MACH_OMAP_H4
         bool "OMAP 2420 H4 board"
         depends on ARCH_OMAP2 && ARCH_OMAP24XX
 
+config MACH_OMAP_APOLLON
+        bool "OMAP 2420 Apollon board"
+        depends on ARCH_OMAP2 && ARCH_OMAP24XX
diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c
new file mode 100644
index 000000000000..6c6ba172cdf6
--- /dev/null
+++ b/arch/arm/mach-omap2/board-apollon.c
@@ -0,0 +1,285 @@
+/*
+ * linux/arch/arm/mach-omap/omap2/board-apollon.c
+ *
+ * Copyright (C) 2005,2006 Samsung Electronics
+ * Author: Kyungmin Park <kyungmin.park@samsung.com>
+ *
+ * Modified from mach-omap/omap2/board-h4.c
+ *
+ * Code for apollon OMAP2 board. Should work on many OMAP2 systems where
+ * the bootloader passes the board-specific data to the kernel.
+ * Do not put any board specific code to this file; create a new machine
+ * type if you need custom low-level initializations.
+ *
+ * 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/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/onenand.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+
+#include <asm/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+
+#include <asm/arch/gpio.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/usb.h>
+#include <asm/arch/board.h>
+#include <asm/arch/common.h>
+#include "prcm-regs.h"
+
+/* LED & Switch macros */
+#define LED0_GPIO13             13
+#define LED1_GPIO14             14
+#define LED2_GPIO15             15
+#define SW_ENTER_GPIO16         16
+#define SW_UP_GPIO17            17
+#define SW_DOWN_GPIO58          58
+
+static struct mtd_partition apollon_partitions[] = {
+        {
+                .name           = "X-Loader + U-Boot",
+                .offset         = 0,
+                .size           = SZ_128K,
+                .mask_flags     = MTD_WRITEABLE,
+        },
+        {
+                .name           = "params",
+                .offset         = MTDPART_OFS_APPEND,
+                .size           = SZ_128K,
+        },
+        {
+                .name           = "kernel",
+                .offset         = MTDPART_OFS_APPEND,
+                .size           = SZ_2M,
+        },
+        {
+                .name           = "rootfs",
+                .offset         = MTDPART_OFS_APPEND,
+                .size           = SZ_16M,
+        },
+        {
+                .name           = "filesystem00",
+                .offset         = MTDPART_OFS_APPEND,
+                .size           = SZ_32M,
+        },
+        {
+                .name           = "filesystem01",
+                .offset         = MTDPART_OFS_APPEND,
+                .size           = MTDPART_SIZ_FULL,
+        },
+};
+
+static struct flash_platform_data apollon_flash_data = {
+        .parts          = apollon_partitions,
+        .nr_parts       = ARRAY_SIZE(apollon_partitions),
+};
+
+static struct resource apollon_flash_resource = {
+        .start          = APOLLON_CS0_BASE,
+        .end            = APOLLON_CS0_BASE + SZ_128K,
+        .flags          = IORESOURCE_MEM,
+};
+
+static struct platform_device apollon_onenand_device = {
+        .name           = "onenand",
+        .id             = -1,
+        .dev            = {
+                .platform_data  = &apollon_flash_data,
+        },
+        .num_resources  = ARRAY_SIZE(&apollon_flash_resource),
+        .resource       = &apollon_flash_resource,
+};
+
+static struct resource apollon_smc91x_resources[] = {
+        [0] = {
+                .start  = APOLLON_ETHR_START,           /* Physical */
+                .end    = APOLLON_ETHR_START + 0xf,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = OMAP_GPIO_IRQ(APOLLON_ETHR_GPIO_IRQ),
+                .end    = OMAP_GPIO_IRQ(APOLLON_ETHR_GPIO_IRQ),
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device apollon_smc91x_device = {
+        .name           = "smc91x",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(apollon_smc91x_resources),
+        .resource       = apollon_smc91x_resources,
+};
+
+static struct platform_device apollon_lcd_device = {
+        .name           = "apollon_lcd",
+        .id             = -1,
+};
+
+static struct platform_device *apollon_devices[] __initdata = {
+        &apollon_onenand_device,
+        &apollon_smc91x_device,
+        &apollon_lcd_device,
+};
+
+static inline void __init apollon_init_smc91x(void)
+{
+        /* Make sure CS1 timings are correct */
+        GPMC_CONFIG1_1 = 0x00011203;
+        GPMC_CONFIG2_1 = 0x001f1f01;
+        GPMC_CONFIG3_1 = 0x00080803;
+        GPMC_CONFIG4_1 = 0x1c091c09;
+        GPMC_CONFIG5_1 = 0x041f1f1f;
+        GPMC_CONFIG6_1 = 0x000004c4;
+        GPMC_CONFIG7_1 = 0x00000f40 | (APOLLON_CS1_BASE >> 24);
+        udelay(100);
+
+        omap_cfg_reg(W4__24XX_GPIO74);
+        if (omap_request_gpio(APOLLON_ETHR_GPIO_IRQ) < 0) {
+                printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n",
+                        APOLLON_ETHR_GPIO_IRQ);
+                return;
+        }
+        omap_set_gpio_direction(APOLLON_ETHR_GPIO_IRQ, 1);
+}
+
+static void __init omap_apollon_init_irq(void)
+{
+        omap2_init_common_hw();
+        omap_init_irq();
+        omap_gpio_init();
+        apollon_init_smc91x();
+}
+
+static struct omap_uart_config apollon_uart_config __initdata = {
+        .enabled_uarts = (1 << 0) | (0 << 1) | (0 << 2),
+};
+
+static struct omap_mmc_config apollon_mmc_config __initdata = {
+        .mmc [0] = {
+                .enabled        = 0,
+                .wire4          = 0,
+                .wp_pin         = -1,
+                .power_pin      = -1,
+                .switch_pin     = -1,
+        },
+};
+
+static struct omap_lcd_config apollon_lcd_config __initdata = {
+        .ctrl_name      = "internal",
+};
+
+static struct omap_board_config_kernel apollon_config[] = {
+        { OMAP_TAG_UART,        &apollon_uart_config },
+        { OMAP_TAG_MMC,         &apollon_mmc_config },
+        { OMAP_TAG_LCD,         &apollon_lcd_config },
+};
+
+static void __init apollon_led_init(void)
+{
+        /* LED0 - AA10 */
+        omap_cfg_reg(AA10_242X_GPIO13);
+        omap_request_gpio(LED0_GPIO13);
+        omap_set_gpio_direction(LED0_GPIO13, 0);
+        omap_set_gpio_dataout(LED0_GPIO13, 0);
+        /* LED1  - AA6 */
+        omap_cfg_reg(AA6_242X_GPIO14);
+        omap_request_gpio(LED1_GPIO14);
+        omap_set_gpio_direction(LED1_GPIO14, 0);
+        omap_set_gpio_dataout(LED1_GPIO14, 0);
+        /* LED2  - AA4 */
+        omap_cfg_reg(AA4_242X_GPIO15);
+        omap_request_gpio(LED2_GPIO15);
+        omap_set_gpio_direction(LED2_GPIO15, 0);
+        omap_set_gpio_dataout(LED2_GPIO15, 0);
+}
+
+static irqreturn_t apollon_sw_interrupt(int irq, void *ignored, struct pt_regs *regs)
+{
+        static unsigned int led0, led1, led2;
+
+        if (irq == OMAP_GPIO_IRQ(SW_ENTER_GPIO16))
+                omap_set_gpio_dataout(LED0_GPIO13, led0 ^= 1);
+        else if (irq == OMAP_GPIO_IRQ(SW_UP_GPIO17))
+                omap_set_gpio_dataout(LED1_GPIO14, led1 ^= 1);
+        else if (irq == OMAP_GPIO_IRQ(SW_DOWN_GPIO58))
+                omap_set_gpio_dataout(LED2_GPIO15, led2 ^= 1);
+
+        return IRQ_HANDLED;
+}
+
+static void __init apollon_sw_init(void)
+{
+        /* Enter SW - Y11 */
+        omap_cfg_reg(Y11_242X_GPIO16);
+        omap_request_gpio(SW_ENTER_GPIO16);
+        omap_set_gpio_direction(SW_ENTER_GPIO16, 1);
+        /* Up SW - AA12 */
+        omap_cfg_reg(AA12_242X_GPIO17);
+        omap_request_gpio(SW_UP_GPIO17);
+        omap_set_gpio_direction(SW_UP_GPIO17, 1);
+        /* Down SW - AA8 */
+        omap_cfg_reg(AA8_242X_GPIO58);
+        omap_request_gpio(SW_DOWN_GPIO58);
+        omap_set_gpio_direction(SW_DOWN_GPIO58, 1);
+
+        set_irq_type(OMAP_GPIO_IRQ(SW_ENTER_GPIO16), IRQT_RISING);
+        if (request_irq(OMAP_GPIO_IRQ(SW_ENTER_GPIO16), &apollon_sw_interrupt,
+                                SA_SHIRQ, "enter sw",
+                                &apollon_sw_interrupt))
+                return;
+        set_irq_type(OMAP_GPIO_IRQ(SW_UP_GPIO17), IRQT_RISING);
+        if (request_irq(OMAP_GPIO_IRQ(SW_UP_GPIO17), &apollon_sw_interrupt,
+                                SA_SHIRQ, "up sw",
+                                &apollon_sw_interrupt))
+                return;
+        set_irq_type(OMAP_GPIO_IRQ(SW_DOWN_GPIO58), IRQT_RISING);
+        if (request_irq(OMAP_GPIO_IRQ(SW_DOWN_GPIO58), &apollon_sw_interrupt,
+                                SA_SHIRQ, "down sw",
+                                &apollon_sw_interrupt))
+                return;
+}
+
+static void __init omap_apollon_init(void)
+{
+        apollon_led_init();
+        apollon_sw_init();
+
+        /* REVISIT: where's the correct place */
+        omap_cfg_reg(W19_24XX_SYS_NIRQ);
+
+        /*
+         * Make sure the serial ports are muxed on at this point.
+         * You have to mux them off in device drivers later on
+         * if not needed.
+         */
+        platform_add_devices(apollon_devices, ARRAY_SIZE(apollon_devices));
+        omap_board_config = apollon_config;
+        omap_board_config_size = ARRAY_SIZE(apollon_config);
+        omap_serial_init();
+}
+
+static void __init omap_apollon_map_io(void)
+{
+        omap2_map_common_io();
+}
+
+MACHINE_START(OMAP_APOLLON, "OMAP24xx Apollon")
+        /* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */
+        .phys_io        = 0x48000000,
+        .io_pg_offst    = ((0xd8000000) >> 18) & 0xfffc,
+        .boot_params    = 0x80000100,
+        .map_io         = omap_apollon_map_io,
+        .init_irq       = omap_apollon_init_irq,
+        .init_machine   = omap_apollon_init,
+        .timer          = &omap_timer,
+MACHINE_END
diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c
index a300d634d8a5..4933fce766c8 100644
--- a/arch/arm/mach-omap2/board-h4.c
+++ b/arch/arm/mach-omap2/board-h4.c
@@ -17,6 +17,8 @@
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/delay.h>
+#include <linux/workqueue.h>
+#include <linux/input.h>
 
 #include <asm/hardware.h>
 #include <asm/mach-types.h>
@@ -25,15 +27,57 @@
 #include <asm/mach/flash.h>
 
 #include <asm/arch/gpio.h>
+#include <asm/arch/gpioexpander.h>
 #include <asm/arch/mux.h>
 #include <asm/arch/usb.h>
+#include <asm/arch/irda.h>
 #include <asm/arch/board.h>
 #include <asm/arch/common.h>
-#include <asm/arch/prcm.h>
+#include <asm/arch/keypad.h>
+#include <asm/arch/menelaus.h>
+#include <asm/arch/dma.h>
+#include "prcm-regs.h"
 
 #include <asm/io.h>
 #include <asm/delay.h>
 
+static unsigned int row_gpios[6] = { 88, 89, 124, 11, 6, 96 };
+static unsigned int col_gpios[7] = { 90, 91, 100, 36, 12, 97, 98 };
+
+static int h4_keymap[] = {
+        KEY(0, 0, KEY_LEFT),
+        KEY(0, 1, KEY_RIGHT),
+        KEY(0, 2, KEY_A),
+        KEY(0, 3, KEY_B),
+        KEY(0, 4, KEY_C),
+        KEY(1, 0, KEY_DOWN),
+        KEY(1, 1, KEY_UP),
+        KEY(1, 2, KEY_E),
+        KEY(1, 3, KEY_F),
+        KEY(1, 4, KEY_G),
+        KEY(2, 0, KEY_ENTER),
+        KEY(2, 1, KEY_I),
+        KEY(2, 2, KEY_J),
+        KEY(2, 3, KEY_K),
+        KEY(2, 4, KEY_3),
+        KEY(3, 0, KEY_M),
+        KEY(3, 1, KEY_N),
+        KEY(3, 2, KEY_O),
+        KEY(3, 3, KEY_P),
+        KEY(3, 4, KEY_Q),
+        KEY(4, 0, KEY_R),
+        KEY(4, 1, KEY_4),
+        KEY(4, 2, KEY_T),
+        KEY(4, 3, KEY_U),
+        KEY(4, 4, KEY_ENTER),
+        KEY(5, 0, KEY_V),
+        KEY(5, 1, KEY_W),
+        KEY(5, 2, KEY_L),
+        KEY(5, 3, KEY_S),
+        KEY(5, 4, KEY_ENTER),
+        0
+};
+
 static struct mtd_partition h4_partitions[] = {
         /* bootloader (U-Boot, etc) in first sector */
         {
@@ -108,9 +152,123 @@ static struct platform_device h4_smc91x_device = {
         .resource       = h4_smc91x_resources,
 };
 
+/* Select between the IrDA and aGPS module
+ */
+static int h4_select_irda(struct device *dev, int state)
+{
+        unsigned char expa;
+        int err = 0;
+
+        if ((err = read_gpio_expa(&expa, 0x21))) {
+                printk(KERN_ERR "Error reading from I/O expander\n");
+                return err;
+        }
+
+        /* 'P6' enable/disable IRDA_TX and IRDA_RX */
+        if (state & IR_SEL) {   /* IrDa */
+                if ((err = write_gpio_expa(expa | 0x01, 0x21))) {
+                        printk(KERN_ERR "Error writing to I/O expander\n");
+                        return err;
+                }
+        } else {
+                if ((err = write_gpio_expa(expa & ~0x01, 0x21))) {
+                        printk(KERN_ERR "Error writing to I/O expander\n");
+                        return err;
+                }
+        }
+        return err;
+}
+
+static void set_trans_mode(void *data)
+{
+        int *mode = data;
+        unsigned char expa;
+        int err = 0;
+
+        if ((err = read_gpio_expa(&expa, 0x20)) != 0) {
+                printk(KERN_ERR "Error reading from I/O expander\n");
+        }
+
+        expa &= ~0x01;
+
+        if (!(*mode & IR_SIRMODE)) { /* MIR/FIR */
+                expa |= 0x01;
+        }
+
+        if ((err = write_gpio_expa(expa, 0x20)) != 0) {
+                printk(KERN_ERR "Error writing to I/O expander\n");
+        }
+}
+
+static int h4_transceiver_mode(struct device *dev, int mode)
+{
+        struct omap_irda_config *irda_config = dev->platform_data;
+
+        cancel_delayed_work(&irda_config->gpio_expa);
+        PREPARE_WORK(&irda_config->gpio_expa, set_trans_mode, &mode);
+        schedule_work(&irda_config->gpio_expa);
+
+        return 0;
+}
+
+static struct omap_irda_config h4_irda_data = {
+        .transceiver_cap        = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
+        .transceiver_mode       = h4_transceiver_mode,
+        .select_irda            = h4_select_irda,
+        .rx_channel             = OMAP24XX_DMA_UART3_RX,
+        .tx_channel             = OMAP24XX_DMA_UART3_TX,
+        .dest_start             = OMAP_UART3_BASE,
+        .src_start              = OMAP_UART3_BASE,
+        .tx_trigger             = OMAP24XX_DMA_UART3_TX,
+        .rx_trigger             = OMAP24XX_DMA_UART3_RX,
+};
+
+static struct resource h4_irda_resources[] = {
+        [0] = {
+                .start  = INT_24XX_UART3_IRQ,
+                .end    = INT_24XX_UART3_IRQ,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device h4_irda_device = {
+        .name           = "omapirda",
+        .id             = -1,
+        .dev            = {
+                .platform_data  = &h4_irda_data,
+        },
+        .num_resources  = 1,
+        .resource       = h4_irda_resources,
+};
+
+static struct omap_kp_platform_data h4_kp_data = {
+        .rows           = 6,
+        .cols           = 7,
+        .keymap         = h4_keymap,
+        .rep            = 1,
+        .row_gpios      = row_gpios,
+        .col_gpios      = col_gpios,
+};
+
+static struct platform_device h4_kp_device = {
+        .name           = "omap-keypad",
+        .id             = -1,
+        .dev            = {
+                .platform_data = &h4_kp_data,
+        },
+};
+
+static struct platform_device h4_lcd_device = {
+        .name           = "lcd_h4",
+        .id             = -1,
+};
+
 static struct platform_device *h4_devices[] __initdata = {
         &h4_smc91x_device,
         &h4_flash_device,
+        &h4_irda_device,
+        &h4_kp_device,
+        &h4_lcd_device,
 };
 
 static inline void __init h4_init_smc91x(void)
@@ -157,7 +315,6 @@ static struct omap_mmc_config h4_mmc_config __initdata = {
 };
 
 static struct omap_lcd_config h4_lcd_config __initdata = {
-        .panel_name     = "h4",
         .ctrl_name      = "internal",
 };
 
@@ -174,6 +331,19 @@ static void __init omap_h4_init(void)
          * You have to mux them off in device drivers later on
          * if not needed.
          */
+#if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
+        omap_cfg_reg(K15_24XX_UART3_TX);
+        omap_cfg_reg(K14_24XX_UART3_RX);
+#endif
+
+#if defined(CONFIG_KEYBOARD_OMAP) || defined(CONFIG_KEYBOARD_OMAP_MODULE)
+        if (omap_has_menelaus()) {
+                row_gpios[5] = 0;
+                col_gpios[2] = 15;
+                col_gpios[6] = 18;
+        }
+#endif
+
         platform_add_devices(h4_devices, ARRAY_SIZE(h4_devices));
         omap_board_config = h4_config;
         omap_board_config_size = ARRAY_SIZE(h4_config);
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 7181edb89352..def9e5370edf 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -74,6 +74,47 @@ static void omap_init_i2c(void) {}
 
 #endif
 
+#if defined(CONFIG_OMAP_STI)
+
+#define OMAP2_STI_BASE          IO_ADDRESS(0x48068000)
+#define OMAP2_STI_CHANNEL_BASE  0x54000000
+#define OMAP2_STI_IRQ           4
+
+static struct resource sti_resources[] = {
+        {
+                .start          = OMAP2_STI_BASE,
+                .end            = OMAP2_STI_BASE + 0x7ff,
+                .flags          = IORESOURCE_MEM,
+        },
+        {
+                .start          = OMAP2_STI_CHANNEL_BASE,
+                .end            = OMAP2_STI_CHANNEL_BASE + SZ_64K - 1,
+                .flags          = IORESOURCE_MEM,
+        },
+        {
+                .start          = OMAP2_STI_IRQ,
+                .flags          = IORESOURCE_IRQ,
+        }
+};
+
+static struct platform_device sti_device = {
+        .name           = "sti",
+        .id             = -1,
+        .dev = {
+                .release        = omap_nop_release,
+        },
+        .num_resources  = ARRAY_SIZE(sti_resources),
+        .resource       = sti_resources,
+};
+
+static inline void omap_init_sti(void)
+{
+        platform_device_register(&sti_device);
+}
+#else
+static inline void omap_init_sti(void) {}
+#endif
+
 /*-------------------------------------------------------------------------*/
 
 static int __init omap2_init_devices(void)
@@ -82,6 +123,7 @@ static int __init omap2_init_devices(void)
          * in alphabetical order so they're easier to sort through.
          */
         omap_init_i2c();
+        omap_init_sti();
 
         return 0;
 }