* Copyright (C) 2005,2006 Samsung Electronics
* Author: Kyungmin Park <kyungmin.park@samsung.com>
*
- * Modified from mach-omap/omap2/board-h4.c
+ * Modified from mach-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.
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/leds.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/tsc210x.h>
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/arch/board.h>
#include <asm/arch/common.h>
#include <asm/arch/gpmc.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
+#define LED3_GPIO92 92
+#define LED4_GPIO93 93
#define APOLLON_FLASH_CS 0
#define APOLLON_ETH_CS 1
},
.gpio = LED2_GPIO15,
},
+#ifdef CONFIG_MACH_OMAP_APOLLON_PLUS
+ {
+ .cdev = {
+ .name = "apollon:led3",
+ },
+ .gpio = LED3_GPIO92,
+ },
+ {
+ .cdev = {
+ .name = "apollon:led4",
+ },
+ .gpio = LED4_GPIO93,
+ },
+#endif
};
static struct omap_led_platform_data apollon_led_data = {
static inline void __init apollon_init_smc91x(void)
{
unsigned long base;
+ unsigned int rate;
+ struct clk *l3ck;
+ int eth_cs;
+
+ l3ck = clk_get(NULL, "core_l3_ck");
+ if (IS_ERR(l3ck))
+ rate = 100000000;
+ else
+ rate = clk_get_rate(l3ck);
+
+ eth_cs = APOLLON_ETH_CS;
/* 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;
-
- if (gpmc_cs_request(APOLLON_ETH_CS, SZ_16M, &base) < 0) {
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG1, 0x00011200);
+
+ if (rate >= 160000000) {
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f01);
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080803);
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1c0b1c0a);
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F);
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4);
+ } else if (rate >= 130000000) {
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00);
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802);
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09);
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F);
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4);
+ } else {/* rate = 100000000 */
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00);
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802);
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09);
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x031A1F1F);
+ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000003C2);
+ }
+
+ if (gpmc_cs_request(eth_cs, SZ_16M, &base) < 0) {
printk(KERN_ERR "Failed to request GPMC CS for smc91x\n");
return;
}
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);
- gpmc_cs_free(APOLLON_ETH_CS);
+ gpmc_cs_free(eth_cs);
return;
}
omap_set_gpio_direction(APOLLON_ETHR_GPIO_IRQ, 1);
apollon_init_smc91x();
}
+static struct tsc210x_config tsc_platform_data = {
+ .use_internal = 1,
+ .monitor = TSC_TEMP,
+ .mclk = "sys_clkout",
+};
+
+static struct spi_board_info apollon_spi_board_info[] = {
+ [0] = {
+ .modalias = "tsc2101",
+ .irq = OMAP_GPIO_IRQ(85),
+ .bus_num = 1,
+ .chip_select = 0,
+ .mode = SPI_MODE_1,
+ .max_speed_hz = 6000000,
+ .platform_data = &tsc_platform_data,
+ },
+};
+
static struct omap_uart_config apollon_uart_config __initdata = {
.enabled_uarts = (1 << 0) | (0 << 1) | (0 << 2),
};
+/*
+ * Note: If you want to detect card feature, please assign GPIO 37
+ */
static struct omap_mmc_config apollon_mmc_config __initdata = {
.mmc [0] = {
.enabled = 1,
.wire4 = 1,
- .wp_pin = -1,
- .power_pin = -1,
- .switch_pin = -1,
+ /* Use internal loop-back in MMC/SDIO Module Input Clock selection */
+ .internal_clock = 1,
},
};
.ctrl_name = "internal",
};
-static struct omap_board_config_kernel apollon_config[] = {
+static struct omap_board_config_kernel apollon_config[] __initdata = {
{ OMAP_TAG_UART, &apollon_uart_config },
{ OMAP_TAG_MMC, &apollon_mmc_config },
{ OMAP_TAG_USB, &apollon_usb_config },
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)
-{
- 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,
- IRQF_SHARED, "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,
- IRQF_SHARED, "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,
- IRQF_SHARED, "down sw",
- &apollon_sw_interrupt))
- return;
+#ifdef CONFIG_MACH_OMAP_APOLLON_PLUS
+ /* LED3 - M15 */
+ omap_cfg_reg(M15_24XX_GPIO92);
+ omap_request_gpio(LED3_GPIO92);
+ omap_set_gpio_direction(LED3_GPIO92, 0);
+ omap_set_gpio_dataout(LED3_GPIO92, 0);
+ /* LED4 - P20 */
+ omap_cfg_reg(P20_24XX_GPIO93);
+ omap_request_gpio(LED4_GPIO93);
+ omap_set_gpio_direction(LED4_GPIO93, 0);
+ omap_set_gpio_dataout(LED4_GPIO93, 0);
+#endif
}
static void __init apollon_usb_init(void)
omap_set_gpio_dataout(12, 0);
}
+static void __init apollon_tsc_init(void)
+{
+ /* TSC2101 */
+ omap_cfg_reg(N15_24XX_GPIO85);
+ omap_request_gpio(85);
+ omap_set_gpio_direction(85, 1);
+
+ omap_cfg_reg(W14_24XX_SYS_CLKOUT); /* mclk */
+}
+
static void __init omap_apollon_init(void)
{
apollon_led_init();
- apollon_sw_init();
apollon_flash_init();
apollon_usb_init();
-
- /* REVISIT: where's the correct place */
- omap_cfg_reg(W19_24XX_SYS_NIRQ);
-
- /* Use Interal loop-back in MMC/SDIO Module Input Clock selection */
- CONTROL_DEVCONF |= (1 << 24);
+ apollon_tsc_init();
/*
* Make sure the serial ports are muxed on at this point.
omap_board_config = apollon_config;
omap_board_config_size = ARRAY_SIZE(apollon_config);
omap_serial_init();
+ omap_register_i2c_bus(1, 100, NULL, 0);
+ omap_register_i2c_bus(2, 100, NULL, 0);
+
+ spi_register_board_info(apollon_spi_board_info,
+ ARRAY_SIZE(apollon_spi_board_info));
+
+ apollon_mmc_init();
}
static void __init omap_apollon_map_io(void)
{
+ omap2_set_globals_242x();
omap2_map_common_io();
}
projects / linux-2.6-omap-h63xx.git / blobdiff