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authorPaul Mackerras <paulus@samba.org>2005-11-10 11:06:04 +1100
committerPaul Mackerras <paulus@samba.org>2005-11-10 11:06:04 +1100
commit31e7f1ff3c5d39a70da85f7d81a1ab1f4e64fa97 (patch)
treea6cb8f14b1182e5dce55d13e52c1182a8c7e0402 /arch/arm/mach-pxa/tosa.c
parentfca5dcd4835ed09bb1a48a355344aff7a25c76e0 (diff)
parent6730c3c14421b7c924d06e31bb66e0adad225547 (diff)
Merge ../linux-2.6
Diffstat (limited to 'arch/arm/mach-pxa/tosa.c')
-rw-r--r--arch/arm/mach-pxa/tosa.c152
1 files changed, 148 insertions, 4 deletions
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index 400609f8b6a..c312054dfb8 100644
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -98,6 +98,9 @@ struct platform_device tosascoop_jc_device = {
.resource = tosa_scoop_jc_resources,
};
+/*
+ * PCMCIA
+ */
static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = {
{
.dev = &tosascoop_device.dev,
@@ -111,16 +114,155 @@ static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = {
},
};
+static void tosa_pcmcia_init(void)
+{
+ /* Setup default state of GPIO outputs
+ before we enable them as outputs. */
+ GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
+ GPIO_bit(GPIO49_nPWE) | GPIO_bit(GPIO50_nPIOR) |
+ GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO52_nPCE_1) |
+ GPIO_bit(GPIO53_nPCE_2);
+
+ pxa_gpio_mode(GPIO48_nPOE_MD);
+ pxa_gpio_mode(GPIO49_nPWE_MD);
+ pxa_gpio_mode(GPIO50_nPIOR_MD);
+ pxa_gpio_mode(GPIO51_nPIOW_MD);
+ pxa_gpio_mode(GPIO55_nPREG_MD);
+ pxa_gpio_mode(GPIO56_nPWAIT_MD);
+ pxa_gpio_mode(GPIO57_nIOIS16_MD);
+ pxa_gpio_mode(GPIO52_nPCE_1_MD);
+ pxa_gpio_mode(GPIO53_nPCE_2_MD);
+ pxa_gpio_mode(GPIO54_pSKTSEL_MD);
+}
+
+static struct scoop_pcmcia_config tosa_pcmcia_config = {
+ .devs = &tosa_pcmcia_scoop[0],
+ .num_devs = 2,
+ .pcmcia_init = tosa_pcmcia_init,
+};
+
+/*
+ * USB Device Controller
+ */
+static void tosa_udc_command(int cmd)
+{
+ switch(cmd) {
+ case PXA2XX_UDC_CMD_CONNECT:
+ set_scoop_gpio(&tosascoop_jc_device.dev,TOSA_SCOOP_JC_USB_PULLUP);
+ break;
+ case PXA2XX_UDC_CMD_DISCONNECT:
+ reset_scoop_gpio(&tosascoop_jc_device.dev,TOSA_SCOOP_JC_USB_PULLUP);
+ break;
+ }
+}
+
+static int tosa_udc_is_connected(void)
+{
+ return ((GPLR(TOSA_GPIO_USB_IN) & GPIO_bit(TOSA_GPIO_USB_IN)) == 0);
+}
+
+
+static struct pxa2xx_udc_mach_info udc_info __initdata = {
+ .udc_command = tosa_udc_command,
+ .udc_is_connected = tosa_udc_is_connected,
+};
+
+/*
+ * MMC/SD Device
+ */
+static struct pxamci_platform_data tosa_mci_platform_data;
+
+static int tosa_mci_init(struct device *dev, irqreturn_t (*tosa_detect_int)(int, void *, struct pt_regs *), void *data)
+{
+ int err;
+
+ /* setup GPIO for PXA25x MMC controller */
+ pxa_gpio_mode(GPIO6_MMCCLK_MD);
+ pxa_gpio_mode(GPIO8_MMCCS0_MD);
+ pxa_gpio_mode(TOSA_GPIO_nSD_DETECT | GPIO_IN);
+
+ tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250);
+
+ err = request_irq(TOSA_IRQ_GPIO_nSD_DETECT, tosa_detect_int, SA_INTERRUPT,
+ "MMC/SD card detect", data);
+ if (err) {
+ printk(KERN_ERR "tosa_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
+ return -1;
+ }
+
+ set_irq_type(TOSA_IRQ_GPIO_nSD_DETECT, IRQT_BOTHEDGE);
+
+ return 0;
+}
+
+static void tosa_mci_setpower(struct device *dev, unsigned int vdd)
+{
+ struct pxamci_platform_data* p_d = dev->platform_data;
+
+ if (( 1 << vdd) & p_d->ocr_mask) {
+ set_scoop_gpio(&tosascoop_device.dev,TOSA_SCOOP_PWR_ON);
+ } else {
+ reset_scoop_gpio(&tosascoop_device.dev,TOSA_SCOOP_PWR_ON);
+ }
+}
+
+static int tosa_mci_get_ro(struct device *dev)
+{
+ return (read_scoop_reg(&tosascoop_device.dev, SCOOP_GPWR)&TOSA_SCOOP_SD_WP);
+}
+
+static void tosa_mci_exit(struct device *dev, void *data)
+{
+ free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
+}
+
+static struct pxamci_platform_data tosa_mci_platform_data = {
+ .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
+ .init = tosa_mci_init,
+ .get_ro = tosa_mci_get_ro,
+ .setpower = tosa_mci_setpower,
+ .exit = tosa_mci_exit,
+};
+
+/*
+ * Irda
+ */
+static void tosa_irda_transceiver_mode(struct device *dev, int mode)
+{
+ if (mode & IR_OFF) {
+ reset_scoop_gpio(&tosascoop_device.dev,TOSA_SCOOP_IR_POWERDWN);
+ pxa_gpio_mode(GPIO47_STTXD|GPIO_DFLT_LOW);
+ pxa_gpio_mode(GPIO47_STTXD|GPIO_OUT);
+ } else {
+ pxa_gpio_mode(GPIO47_STTXD_MD);
+ set_scoop_gpio(&tosascoop_device.dev,TOSA_SCOOP_IR_POWERDWN);
+ }
+}
+
+static struct pxaficp_platform_data tosa_ficp_platform_data = {
+ .transceiver_cap = IR_SIRMODE | IR_OFF,
+ .transceiver_mode = tosa_irda_transceiver_mode,
+};
+
+/*
+ * Tosa Keyboard
+ */
+static struct platform_device tosakbd_device = {
+ .name = "tosa-keyboard",
+ .id = -1,
+};
static struct platform_device *devices[] __initdata = {
&tosascoop_device,
&tosascoop_jc_device,
+ &tosakbd_device,
};
static void __init tosa_init(void)
{
pxa_gpio_mode(TOSA_GPIO_ON_RESET | GPIO_IN);
pxa_gpio_mode(TOSA_GPIO_TC6393_INT | GPIO_IN);
+ pxa_gpio_mode(TOSA_GPIO_USB_IN | GPIO_IN);
/* setup sleep mode values */
PWER = 0x00000002;
@@ -131,13 +273,15 @@ static void __init tosa_init(void)
PGSR2 = 0x00014000;
PCFR |= PCFR_OPDE;
- // enable batt_fault
+ /* enable batt_fault */
PMCR = 0x01;
- platform_add_devices(devices, ARRAY_SIZE(devices));
+ pxa_set_mci_info(&tosa_mci_platform_data);
+ pxa_set_udc_info(&udc_info);
+ pxa_set_ficp_info(&tosa_ficp_platform_data);
+ platform_scoop_config = &tosa_pcmcia_config;
- scoop_num = 2;
- scoop_devs = &tosa_pcmcia_scoop[0];
+ platform_add_devices(devices, ARRAY_SIZE(devices));
}
static void __init fixup_tosa(struct machine_desc *desc,