Merge branch 'for-rmk' of git://git.pengutronix.de/git/imx/linux-2.6 into devel
Conflicts:
arch/arm/mach-at91/gpio.c
diff --git a/arch/arm/mach-at91/at91cap9_devices.c b/arch/arm/mach-at91/at91cap9_devices.c
index 9eca220..412aa49 100644
--- a/arch/arm/mach-at91/at91cap9_devices.c
+++ b/arch/arm/mach-at91/at91cap9_devices.c
@@ -697,7 +697,7 @@
* Watchdog
* -------------------------------------------------------------------- */
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
static struct platform_device at91cap9_wdt_device = {
.name = "at91_wdt",
.id = -1,
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index fdde1ea..d74c9ac 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -643,7 +643,7 @@
* Watchdog
* -------------------------------------------------------------------- */
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
static struct platform_device at91sam9260_wdt_device = {
.name = "at91_wdt",
.id = -1,
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index 1728975..59fc483 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -621,7 +621,7 @@
* Watchdog
* -------------------------------------------------------------------- */
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
static struct platform_device at91sam9261_wdt_device = {
.name = "at91_wdt",
.id = -1,
diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
index b753cb8..b7f2332 100644
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -347,6 +347,111 @@
void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
#endif
+/* --------------------------------------------------------------------
+ * Compact Flash (PCMCIA or IDE)
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE) || \
+ defined(CONFIG_BLK_DEV_IDE_AT91) || defined(CONFIG_BLK_DEV_IDE_AT91_MODULE)
+
+static struct at91_cf_data cf0_data;
+
+static struct resource cf0_resources[] = {
+ [0] = {
+ .start = AT91_CHIPSELECT_4,
+ .end = AT91_CHIPSELECT_4 + SZ_256M - 1,
+ .flags = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT,
+ }
+};
+
+static struct platform_device cf0_device = {
+ .id = 0,
+ .dev = {
+ .platform_data = &cf0_data,
+ },
+ .resource = cf0_resources,
+ .num_resources = ARRAY_SIZE(cf0_resources),
+};
+
+static struct at91_cf_data cf1_data;
+
+static struct resource cf1_resources[] = {
+ [0] = {
+ .start = AT91_CHIPSELECT_5,
+ .end = AT91_CHIPSELECT_5 + SZ_256M - 1,
+ .flags = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT,
+ }
+};
+
+static struct platform_device cf1_device = {
+ .id = 1,
+ .dev = {
+ .platform_data = &cf1_data,
+ },
+ .resource = cf1_resources,
+ .num_resources = ARRAY_SIZE(cf1_resources),
+};
+
+void __init at91_add_device_cf(struct at91_cf_data *data)
+{
+ unsigned long ebi0_csa;
+ struct platform_device *pdev;
+
+ if (!data)
+ return;
+
+ /*
+ * assign CS4 or CS5 to SMC with Compact Flash logic support,
+ * we assume SMC timings are configured by board code,
+ * except True IDE where timings are controlled by driver
+ */
+ ebi0_csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
+ switch (data->chipselect) {
+ case 4:
+ at91_set_A_periph(AT91_PIN_PD6, 0); /* EBI0_NCS4/CFCS0 */
+ ebi0_csa |= AT91_MATRIX_EBI0_CS4A_SMC_CF1;
+ cf0_data = *data;
+ pdev = &cf0_device;
+ break;
+ case 5:
+ at91_set_A_periph(AT91_PIN_PD7, 0); /* EBI0_NCS5/CFCS1 */
+ ebi0_csa |= AT91_MATRIX_EBI0_CS5A_SMC_CF2;
+ cf1_data = *data;
+ pdev = &cf1_device;
+ break;
+ default:
+ printk(KERN_ERR "AT91 CF: bad chip-select requested (%u)\n",
+ data->chipselect);
+ return;
+ }
+ at91_sys_write(AT91_MATRIX_EBI0CSA, ebi0_csa);
+
+ if (data->det_pin) {
+ at91_set_gpio_input(data->det_pin, 1);
+ at91_set_deglitch(data->det_pin, 1);
+ }
+
+ if (data->irq_pin) {
+ at91_set_gpio_input(data->irq_pin, 1);
+ at91_set_deglitch(data->irq_pin, 1);
+ }
+
+ if (data->vcc_pin)
+ /* initially off */
+ at91_set_gpio_output(data->vcc_pin, 0);
+
+ /* enable EBI controlled pins */
+ at91_set_A_periph(AT91_PIN_PD5, 1); /* NWAIT */
+ at91_set_A_periph(AT91_PIN_PD8, 0); /* CFCE1 */
+ at91_set_A_periph(AT91_PIN_PD9, 0); /* CFCE2 */
+ at91_set_A_periph(AT91_PIN_PD14, 0); /* CFNRW */
+
+ pdev->name = (data->flags & AT91_CF_TRUE_IDE) ? "at91_ide" : "at91_cf";
+ platform_device_register(pdev);
+}
+#else
+void __init at91_add_device_cf(struct at91_cf_data *data) {}
+#endif
/* --------------------------------------------------------------------
* NAND / SmartMedia
@@ -854,7 +959,7 @@
* Watchdog
* -------------------------------------------------------------------- */
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
static struct platform_device at91sam9263_wdt_device = {
.name = "at91_wdt",
.id = -1,
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index 145324f..7281865 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -609,7 +609,7 @@
* Watchdog
* -------------------------------------------------------------------- */
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
static struct platform_device at91sam9rl_wdt_device = {
.name = "at91_wdt",
.id = -1,
diff --git a/arch/arm/mach-at91/gpio.c b/arch/arm/mach-at91/gpio.c
index 028e4f7..f2236f0 100644
--- a/arch/arm/mach-at91/gpio.c
+++ b/arch/arm/mach-at91/gpio.c
@@ -437,7 +437,68 @@
/*--------------------------------------------------------------------------*/
-/* This lock class tells lockdep that GPIO irqs are in a different
+#ifdef CONFIG_DEBUG_FS
+
+static int at91_gpio_show(struct seq_file *s, void *unused)
+{
+ int bank, j;
+
+ /* print heading */
+ seq_printf(s, "Pin\t");
+ for (bank = 0; bank < gpio_banks; bank++) {
+ seq_printf(s, "PIO%c\t", 'A' + bank);
+ };
+ seq_printf(s, "\n\n");
+
+ /* print pin status */
+ for (j = 0; j < 32; j++) {
+ seq_printf(s, "%i:\t", j);
+
+ for (bank = 0; bank < gpio_banks; bank++) {
+ unsigned pin = PIN_BASE + (32 * bank) + j;
+ void __iomem *pio = pin_to_controller(pin);
+ unsigned mask = pin_to_mask(pin);
+
+ if (__raw_readl(pio + PIO_PSR) & mask)
+ seq_printf(s, "GPIO:%s", __raw_readl(pio + PIO_PDSR) & mask ? "1" : "0");
+ else
+ seq_printf(s, "%s", __raw_readl(pio + PIO_ABSR) & mask ? "B" : "A");
+
+ seq_printf(s, "\t");
+ }
+
+ seq_printf(s, "\n");
+ }
+
+ return 0;
+}
+
+static int at91_gpio_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, at91_gpio_show, NULL);
+}
+
+static const struct file_operations at91_gpio_operations = {
+ .open = at91_gpio_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
+static int __init at91_gpio_debugfs_init(void)
+{
+ /* /sys/kernel/debug/at91_gpio */
+ (void) debugfs_create_file("at91_gpio", S_IFREG | S_IRUGO, NULL, NULL, &at91_gpio_operations);
+ return 0;
+}
+postcore_initcall(at91_gpio_debugfs_init);
+
+#endif
+
+/*--------------------------------------------------------------------------*/
+
+/*
+ * This lock class tells lockdep that GPIO irqs are in a different
* category than their parents, so it won't report false recursion.
*/
static struct lock_class_key gpio_lock_class;
@@ -456,9 +517,6 @@
unsigned id = this->bank->id;
unsigned i;
- /* enable PIO controller's clock */
- clk_enable(this->bank->clock);
-
__raw_writel(~0, this->regbase + PIO_IDR);
for (i = 0, pin = this->chip.base; i < 32; i++, pin++) {
@@ -589,6 +647,9 @@
at91_gpio->regbase = at91_gpio->bank->offset +
(void __iomem *)AT91_VA_BASE_SYS;
+ /* enable PIO controller's clock */
+ clk_enable(at91_gpio->bank->clock);
+
/* AT91SAM9263_ID_PIOCDE groups PIOC, PIOD, PIOE */
if (last && last->bank->id == at91_gpio->bank->id)
last->next = at91_gpio;
diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
index fb51f0e..793fe7b 100644
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -56,6 +56,9 @@
u8 vcc_pin; /* power switching */
u8 rst_pin; /* card reset */
u8 chipselect; /* EBI Chip Select number */
+ u8 flags;
+#define AT91_CF_TRUE_IDE 0x01
+#define AT91_IDE_SWAP_A0_A2 0x02
};
extern void __init at91_add_device_cf(struct at91_cf_data *data);
@@ -93,6 +96,7 @@
u8 enable_pin; /* chip enable */
u8 det_pin; /* card detect */
u8 rdy_pin; /* ready/busy */
+ u8 rdy_pin_active_low; /* rdy_pin value is inverted */
u8 ale; /* address line number connected to ALE */
u8 cle; /* address line number connected to CLE */
u8 bus_width_16; /* buswidth is 16 bit */
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index 9bb4f04..7ac812d 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -332,7 +332,6 @@
at91_sys_read(AT91_AIC_IPR) & at91_sys_read(AT91_AIC_IMR));
error:
- sdram_selfrefresh_disable();
target_state = PM_SUSPEND_ON;
at91_irq_resume();
at91_gpio_resume();