ARM: S3C6410: Add basic support for SmartQ machines

This adds new machine definitions for the SmartQ 5 and 7.

Signed-off-by: Maurus Cuelenaere <mcuelenaere@gmail.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

1 files changed, 185 insertions, 0 deletions

diff --git a/arch/arm/mach-s3c64xx/mach-smartq5.c b/arch/arm/mach-s3c64xx/mach-smartq5.c
new file mode 100644
index 000000000000..1d0326ead90f
--- /dev/null
+++ b/arch/arm/mach-s3c64xx/mach-smartq5.c
@@ -0,0 +1,185 @@
+/*
+ * linux/arch/arm/mach-s3c64xx/mach-smartq5.c
+ *
+ * Copyright (C) 2010 Maurus Cuelenaere
+ *
+ * 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/fb.h>
+#include <linux/gpio.h>
+#include <linux/gpio_keys.h>
+#include <linux/i2c-gpio.h>
+#include <linux/init.h>
+#include <linux/input.h>
+#include <linux/leds.h>
+#include <linux/platform_device.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include <mach/map.h>
+#include <mach/regs-fb.h>
+#include <mach/regs-gpio.h>
+#include <mach/s3c6410.h>
+
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/fb.h>
+#include <plat/gpio-cfg.h>
+
+#include "mach-smartq.h"
+
+static void __init smartq5_lcd_setup_gpio(void)
+{
+        gpio_request(S3C64XX_GPM(0), "LCD SCEN pin");
+        gpio_request(S3C64XX_GPM(1), "LCD SCL pin");
+        gpio_request(S3C64XX_GPM(2), "LCD SDA pin");
+        gpio_request(S3C64XX_GPM(3), "LCD power");
+
+        /* turn power off */
+        gpio_direction_output(S3C64XX_GPM(0), 1);
+        gpio_direction_input(S3C64XX_GPM(1));
+        gpio_direction_input(S3C64XX_GPM(2));
+        gpio_direction_output(S3C64XX_GPM(3), 0);
+}
+
+static struct i2c_gpio_platform_data smartq5_lcd_control = {
+        .sda_pin                = S3C64XX_GPM(2),
+        .scl_pin                = S3C64XX_GPM(1),
+};
+
+static struct platform_device smartq5_lcd_control_device = {
+        .name                   = "i2c-gpio",
+        .id                     = 1,
+        .dev.platform_data      = &smartq5_lcd_control,
+};
+
+static struct gpio_led smartq5_leds[] __initdata = {
+        {
+                .name                   = "smartq5:green",
+                .active_low             = 1,
+                .gpio                   = S3C64XX_GPN(8),
+        },
+        {
+                .name                   = "smartq5:red",
+                .active_low             = 1,
+                .gpio                   = S3C64XX_GPN(9),
+        },
+};
+
+static struct gpio_led_platform_data smartq5_led_data = {
+        .num_leds = ARRAY_SIZE(smartq5_leds),
+        .leds = smartq5_leds,
+};
+
+static struct platform_device smartq5_leds_device = {
+        .name                   = "leds-gpio",
+        .id                     = -1,
+        .dev.platform_data      = &smartq5_led_data,
+};
+
+/* Labels according to the SmartQ manual */
+static struct gpio_keys_button smartq5_buttons[] = {
+        {
+                .gpio                   = S3C64XX_GPL(14),
+                .code                   = KEY_POWER,
+                .desc                   = "Power",
+                .active_low             = 1,
+                .debounce_interval      = 5,
+                .type                   = EV_KEY,
+        },
+        {
+                .gpio                   = S3C64XX_GPN(2),
+                .code                   = KEY_KPMINUS,
+                .desc                   = "Minus",
+                .active_low             = 1,
+                .debounce_interval      = 5,
+                .type                   = EV_KEY,
+        },
+        {
+                .gpio                   = S3C64XX_GPN(12),
+                .code                   = KEY_KPPLUS,
+                .desc                   = "Plus",
+                .active_low             = 1,
+                .debounce_interval      = 5,
+                .type                   = EV_KEY,
+        },
+        {
+                .gpio                   = S3C64XX_GPN(15),
+                .code                   = KEY_ENTER,
+                .desc                   = "Move",
+                .active_low             = 1,
+                .debounce_interval      = 5,
+                .type                   = EV_KEY,
+        },
+};
+
+static struct gpio_keys_platform_data smartq5_buttons_data  = {
+        .buttons        = smartq5_buttons,
+        .nbuttons       = ARRAY_SIZE(smartq5_buttons),
+};
+
+static struct platform_device smartq5_buttons_device  = {
+        .name           = "gpio-keys",
+        .id             = 0,
+        .num_resources  = 0,
+        .dev            = {
+                .platform_data  = &smartq5_buttons_data,
+        }
+};
+
+static struct s3c_fb_pd_win smartq5_fb_win0 = {
+        .win_mode       = {
+                .pixclock       = 1000000000000ULL /
+                                ((40+1+216+800)*(10+1+35+480)*80),
+                .left_margin    = 40,
+                .right_margin   = 216,
+                .upper_margin   = 10,
+                .lower_margin   = 35,
+                .hsync_len      = 1,
+                .vsync_len      = 1,
+                .xres           = 800,
+                .yres           = 480,
+        },
+        .max_bpp        = 32,
+        .default_bpp    = 16,
+};
+
+static struct s3c_fb_platdata smartq5_lcd_pdata __initdata = {
+        .setup_gpio     = s3c64xx_fb_gpio_setup_24bpp,
+        .win[0]         = &smartq5_fb_win0,
+        .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
+        .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
+                          VIDCON1_INV_VDEN,
+};
+
+static struct platform_device *smartq5_devices[] __initdata = {
+        &smartq5_leds_device,
+        &smartq5_buttons_device,
+        &smartq5_lcd_control_device,
+};
+
+static void __init smartq5_machine_init(void)
+{
+        s3c_fb_set_platdata(&smartq5_lcd_pdata);
+
+        smartq_machine_init();
+        smartq5_lcd_setup_gpio();
+
+        platform_add_devices(smartq5_devices, ARRAY_SIZE(smartq5_devices));
+}
+
+MACHINE_START(SMARTQ5, "SmartQ 5")
+        /* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */
+        .phys_io        = S3C_PA_UART & 0xfff00000,
+        .io_pg_offst    = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
+        .boot_params    = S3C64XX_PA_SDRAM + 0x100,
+        .init_irq       = s3c6410_init_irq,
+        .map_io         = smartq_map_io,
+        .init_machine   = smartq5_machine_init,
+        .timer          = &s3c24xx_timer,
+MACHINE_END