[ARM] pxa/colibri270: Add TSC support
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/mach-pxa/colibri-pxa270.c b/arch/arm/mach-pxa/colibri-pxa270.c
index 22105d6..99d511c 100644
--- a/arch/arm/mach-pxa/colibri-pxa270.c
+++ b/arch/arm/mach-pxa/colibri-pxa270.c
@@ -22,6 +22,7 @@
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/gpio.h>
+#include <linux/ucb1400.h>
#include <asm/mach-types.h>
#include <mach/hardware.h>
#include <asm/irq.h>
@@ -31,6 +32,7 @@
#include <asm/mach/irq.h>
#include <asm/mach/flash.h>
+#include <mach/audio.h>
#include <mach/pxa27x.h>
#include <mach/colibri.h>
#include <mach/mmc.h>
@@ -66,6 +68,15 @@
GPIO89_USBH1_PEN,
GPIO119_USBH2_PWR,
GPIO120_USBH2_PEN,
+
+ /* AC97 */
+ GPIO28_AC97_BITCLK,
+ GPIO29_AC97_SDATA_IN_0,
+ GPIO30_AC97_SDATA_OUT,
+ GPIO31_AC97_SYNC,
+ GPIO95_AC97_nRESET,
+ GPIO98_AC97_SYSCLK,
+ GPIO113_GPIO, /* Touchscreen IRQ */
};
/******************************************************************************
@@ -205,6 +216,36 @@
static inline void colibri_pxa270_uhc_init(void) {}
#endif
+/******************************************************************************
+ * Audio and Touchscreen
+ ******************************************************************************/
+#if defined(CONFIG_TOUCHSCREEN_UCB1400) || \
+ defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
+static pxa2xx_audio_ops_t colibri_pxa270_ac97_pdata = {
+ .reset_gpio = 95,
+};
+
+static struct ucb1400_pdata colibri_pxa270_ucb1400_pdata = {
+ .irq = gpio_to_irq(GPIO113_COLIBRI_PXA270_TS_IRQ),
+};
+
+static struct platform_device colibri_pxa270_ucb1400_device = {
+ .name = "ucb1400_core",
+ .id = -1,
+ .dev = {
+ .platform_data = &colibri_pxa270_ucb1400_pdata,
+ },
+};
+
+static void __init colibri_pxa270_tsc_init(void)
+{
+ pxa_set_ac97_info(&colibri_pxa270_ac97_pdata);
+ platform_device_register(&colibri_pxa270_ucb1400_device);
+}
+#else
+static inline void colibri_pxa270_tsc_init(void) {}
+#endif
+
static void __init colibri_pxa270_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_pin_config));
@@ -216,6 +257,7 @@
colibri_pxa270_eth_init();
colibri_pxa270_mmc_init();
colibri_pxa270_uhc_init();
+ colibri_pxa270_tsc_init();
}
MACHINE_START(COLIBRI, "Toradex Colibri PXA270")