[xburst] Add per board struct describing the external clock setup.

[openwrt/svn-archive/archive.git] / target / linux / xburst / files-2.6.32 / arch / mips / jz4740 / board-n526.c

diff --git a/target/linux/xburst/files-2.6.32/arch/mips/jz4740/board-n526.c b/target/linux/xburst/files-2.6.32/arch/mips/jz4740/board-n526.c
index fa4627807246bcf8f65314cb5b3f4b14863bca57..6e65417eb9b82f52a71b7293e1fc5991f7845c42 100644 (file)
--- a/target/linux/xburst/files-2.6.32/arch/mips/jz4740/board-n526.c
+++ b/target/linux/xburst/files-2.6.32/arch/mips/jz4740/board-n526.c
@@ -22,7 +22,6 @@
 #include <linux/mtd/jz4740_nand.h>
 #include <linux/jz4740_fb.h>
 #include <linux/power_supply.h>
-#include <linux/power/jz4740-battery.h>
 #include <linux/mmc/jz4740_mmc.h>
 
 #include <video/broadsheetfb.h>
@@ -35,6 +34,8 @@
 #include <linux/i2c.h>
 #include <linux/i2c-gpio.h>
 
+#include "clock.h"
+
 /* NAND */
 static struct nand_ecclayout n526_ecclayout = {
        .eccbytes = 36,
@@ -73,19 +74,6 @@ static struct jz_nand_platform_data n526_nand_pdata = {
        .busy_gpio = 94,
 };
 
-
-/* Battery */
-/*static struct jz_batt_info n526_battery_pdata = {
-       .dc_dect_gpio   = GPIO_DC_DETE_N,
-       .usb_dect_gpio  = GPIO_USB_DETE,
-       .charg_stat_gpio  = GPIO_CHARG_STAT_N,
-
-       .min_voltag     = 3600000,
-       .max_voltag     = 4200000,
-       .batt_tech      = POWER_SUPPLY_TECHNOLOGY_LIPO,
-};*/
-
-
 static struct jz4740_mmc_platform_data n526_mmc_pdata = {
        .gpio_card_detect       = JZ_GPIO_PORTD(7),
        .card_detect_active_low = 1,
@@ -144,7 +132,6 @@ value)
 
 static int n526_eink_wait(struct broadsheetfb_par *par)
 {
-       int i = 0;
        wait_event(par->waitq, gpio_get_value(JZ_GPIO_PORTB(17)));
 
        return 0;
@@ -171,36 +158,35 @@ static void n526_eink_set_hdb(struct broadsheetfb_par *par, u16 value)
 
 static int n526_eink_init(struct broadsheetfb_par *par)
 {
-       int i = 0;
+       int i;
 
-       gpio_request(JZ_GPIO_PORTD(1), "display reset?");
+       gpio_request(JZ_GPIO_PORTD(1), "display reset");
        gpio_direction_output(JZ_GPIO_PORTD(1), 1);
        mdelay(10);
        gpio_set_value(JZ_GPIO_PORTD(1), 0);
 
-       gpio_request(JZ_GPIO_PORTB(18), "foobar");
+       gpio_request(JZ_GPIO_PORTB(18), "eink enable");
        gpio_direction_output(JZ_GPIO_PORTB(18), 0);
 
        gpio_request(JZ_GPIO_PORTB(29), "foobar");
        gpio_direction_output(JZ_GPIO_PORTB(29), 1);
 
-
        for(i = 1; i < ARRAY_SIZE(n526_eink_ctrl_gpios); ++i) {
-               gpio_request(n526_eink_ctrl_gpios[i], "foobar");
+               gpio_request(n526_eink_ctrl_gpios[i], "eink display ctrl");
                gpio_direction_output(n526_eink_ctrl_gpios[i], 0);
        }
 
        gpio_request(JZ_GPIO_PORTC(22), "foobar");
        gpio_direction_input(JZ_GPIO_PORTC(22));
-       gpio_request(JZ_GPIO_PORTC(21), "foobar");
+       gpio_request(JZ_GPIO_PORTC(21), "eink nRD");
        gpio_direction_output(JZ_GPIO_PORTC(21), 1);
 
        for(i = 0; i < 16; ++i) {
-               gpio_request(JZ_GPIO_PORTC(i), "display data");
+               gpio_request(JZ_GPIO_PORTC(i), "eink display data");
        }
        jz_gpio_port_direction_output(JZ_GPIO_PORTC(0), 0xffff);
 
-       gpio_direction_output(JZ_GPIO_PORTB(18), 1);
+       gpio_set_value(JZ_GPIO_PORTB(18), 1);
 
        return 0;
 }
@@ -218,12 +204,12 @@ static int n526_eink_setup_irq(struct fb_info *info)
        int ret;
        struct broadsheetfb_par *par = info->par;
 
-       gpio_request(JZ_GPIO_PORTB(17), "foobar");
+       gpio_request(JZ_GPIO_PORTB(17), "eink busy");
        gpio_direction_input(JZ_GPIO_PORTB(17));
 
        ret = request_irq(gpio_to_irq(JZ_GPIO_PORTB(17)), n526_eink_busy_irq,
                                IRQF_DISABLED | IRQF_TRIGGER_RISING,
-                               "eInk busyline", par);
+                               "eink busyline", par);
        if (ret)
                printk("n526 display: Failed to request busyline irq: %d\n", ret);
        return 0;
@@ -294,7 +280,6 @@ static struct i2c_board_info n526_i2c_board_info = {
        .addr = 0x54,
 };
 
-
 static struct platform_device *jz_platform_devices[] __initdata = {
        &jz4740_usb_ohci_device,
        &jz4740_usb_gdt_device,
@@ -314,7 +299,6 @@ static int __init n526_init_platform_devices(void)
 {
 
        jz4740_nand_device.dev.platform_data = &n526_nand_pdata;
-/*     jz4740_battery_device.dev.platform_data = &n526_battery_pdata;*/
        jz4740_mmc_device.dev.platform_data = &n526_mmc_pdata;
 
        n526_i2c_board_info.irq = gpio_to_irq(JZ_GPIO_PORTD(14)),
@@ -325,16 +309,19 @@ static int __init n526_init_platform_devices(void)
 
 }
 
+struct jz4740_clock_board_data jz4740_clock_bdata = {
+       .ext_rate = 12000000,
+       .rtc_rate = 32768,
+};
 
 extern int jz_gpiolib_init(void);
-extern int jz_init_clocks(unsigned long extal);
 
 static int __init n526_board_setup(void)
 {
        if (jz_gpiolib_init())
                panic("Failed to initalize jz gpio\n");
-       jz_init_clocks(12000000);
 
+       jz4740_init_clocks();
        board_gpio_setup();
 
        if (n526_init_platform_devices())