#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/onenand.h>
-#include <linux/irq.h>
-#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/leds.h>
-#include <linux/irq.h>
+#include <linux/err.h>
+#include <linux/clk.h>
-#include <asm/hardware.h>
+#include <mach/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/led.h>
-#include <asm/arch/mux.h>
-#include <asm/arch/usb.h>
-#include <asm/arch/board.h>
-#include <asm/arch/common.h>
-#include <asm/arch/gpmc.h>
-#include "prcm-regs.h"
+#include <mach/gpio.h>
+#include <mach/led.h>
+#include <mach/mux.h>
+#include <mach/usb.h>
+#include <mach/board.h>
+#include <mach/common.h>
+#include <mach/gpmc.h>
+#include <mach/control.h>
/* LED & Switch macros */
#define LED0_GPIO13 13
{
unsigned long base;
+ unsigned int rate;
+ struct clk *gpmc_fck;
+ int eth_cs;
+
+ gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */
+ if (IS_ERR(gpmc_fck)) {
+ WARN_ON(1);
+ return;
+ }
+
+ clk_enable(gpmc_fck);
+ rate = clk_get_rate(gpmc_fck);
+
+ 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;
+ 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(APOLLON_ETH_CS, SZ_16M, &base) < 0) {
printk(KERN_ERR "Failed to request GPMC CS for smc91x\n");
- return;
+ goto out;
}
apollon_smc91x_resources[0].start = base + 0x300;
apollon_smc91x_resources[0].end = base + 0x30f;
udelay(100);
omap_cfg_reg(W4__24XX_GPIO74);
- if (omap_request_gpio(APOLLON_ETHR_GPIO_IRQ) < 0) {
+ if (gpio_request(APOLLON_ETHR_GPIO_IRQ, "SMC91x irq") < 0) {
printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n",
APOLLON_ETHR_GPIO_IRQ);
gpmc_cs_free(APOLLON_ETH_CS);
- return;
+ goto out;
}
- omap_set_gpio_direction(APOLLON_ETHR_GPIO_IRQ, 1);
+ gpio_direction_input(APOLLON_ETHR_GPIO_IRQ);
+
+out:
+ clk_disable(gpmc_fck);
+ clk_put(gpmc_fck);
}
static void __init omap_apollon_init_irq(void)
.enabled_uarts = (1 << 0) | (0 << 1) | (0 << 2),
};
-static struct omap_mmc_config apollon_mmc_config __initdata = {
- .mmc [0] = {
- .enabled = 1,
- .wire4 = 1,
- .wp_pin = -1,
- .power_pin = -1,
- .switch_pin = -1,
- },
-};
-
static struct omap_usb_config apollon_usb_config __initdata = {
.register_dev = 1,
.hmc_mode = 0x14, /* 0:dev 1:host1 2:disable */
static struct omap_board_config_kernel apollon_config[] = {
{ OMAP_TAG_UART, &apollon_uart_config },
- { OMAP_TAG_MMC, &apollon_mmc_config },
{ OMAP_TAG_USB, &apollon_usb_config },
{ OMAP_TAG_LCD, &apollon_lcd_config },
};
{
/* 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);
+ gpio_request(LED0_GPIO13, "LED0");
+ gpio_direction_output(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);
+ gpio_request(LED1_GPIO14, "LED1");
+ gpio_direction_output(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)
-{
- 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;
+ gpio_request(LED2_GPIO15, "LED2");
+ gpio_direction_output(LED2_GPIO15, 0);
}
static void __init apollon_usb_init(void)
/* USB device */
/* DEVICE_SUSPEND */
omap_cfg_reg(P21_242X_GPIO12);
- omap_request_gpio(12);
- omap_set_gpio_direction(12, 0); /* OUT */
- omap_set_gpio_dataout(12, 0);
+ gpio_request(12, "USB suspend");
+ gpio_direction_output(12, 0);
}
static void __init omap_apollon_init(void)
{
+ u32 v;
+
apollon_led_init();
- apollon_sw_init();
apollon_flash_init();
apollon_usb_init();
omap_cfg_reg(W19_24XX_SYS_NIRQ);
/* Use Interal loop-back in MMC/SDIO Module Input Clock selection */
- CONTROL_DEVCONF |= (1 << 24);
+ v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
+ v |= (1 << 24);
+ omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0);
/*
* Make sure the serial ports are muxed on at this point.
static void __init omap_apollon_map_io(void)
{
+ omap2_set_globals_242x();
omap2_map_common_io();
}