This patch adds a platform device definition for tnetv107x's touchscreen controller.
Signed-off-by: Cyril Chemparathy <[email protected]> --- arch/arm/mach-davinci/devices-tnetv107x.c | 24 ++++++++++++++++++++++++ arch/arm/mach-davinci/include/mach/tnetv107x.h | 13 +++++++++++++ 2 files changed, 37 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-davinci/devices-tnetv107x.c b/arch/arm/mach-davinci/devices-tnetv107x.c index 086269f..018ca13 100644 --- a/arch/arm/mach-davinci/devices-tnetv107x.c +++ b/arch/arm/mach-davinci/devices-tnetv107x.c @@ -31,6 +31,7 @@ #define TNETV107X_TPTC0_BASE 0x01c10000 #define TNETV107X_TPTC1_BASE 0x01c10400 #define TNETV107X_WDOG_BASE 0x08086700 +#define TNETV107X_TSC_BASE 0x08088500 #define TNETV107X_SDIO0_BASE 0x08088700 #define TNETV107X_SDIO1_BASE 0x08088800 #define TNETV107X_KEYPAD_BASE 0x08088a00 @@ -323,6 +324,24 @@ static struct platform_device keypad_device = { .resource = keypad_resources, }; +static struct resource tsc_resources[] = { + { + .start = TNETV107X_TSC_BASE, + .end = TNETV107X_TSC_BASE + 0xff, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_TNETV107X_TSC, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device tsc_device = { + .name = "tnetv107x-ts", + .num_resources = ARRAY_SIZE(tsc_resources), + .resource = tsc_resources, +}; + void __init tnetv107x_devices_init(struct tnetv107x_device_info *info) { int i; @@ -347,4 +366,9 @@ void __init tnetv107x_devices_init(struct tnetv107x_device_info *info) keypad_device.dev.platform_data = info->keypad_config; platform_device_register(&keypad_device); } + + if (info->tsc_config) { + tsc_device.dev.platform_data = info->tsc_config; + platform_device_register(&tsc_device); + } } diff --git a/arch/arm/mach-davinci/include/mach/tnetv107x.h b/arch/arm/mach-davinci/include/mach/tnetv107x.h index 9f5350f..7e33148 100644 --- a/arch/arm/mach-davinci/include/mach/tnetv107x.h +++ b/arch/arm/mach-davinci/include/mach/tnetv107x.h @@ -47,11 +47,24 @@ struct tnetv107x_keypad_data { u32 stable; }; +struct tnetv107x_tsc_data { + int xres, yres; + + /* + * Calibration info: + * out_x = (C0 * in_x + C1 * in_y + C2) / C6 + * out_y = (C3 * in_x + C4 * in_y + C5) / C6 + */ +#define TSC_CAL_SIZE 7 + int calibration_data[TSC_CAL_SIZE]; +}; + struct tnetv107x_device_info { struct davinci_uart_config *serial_config; struct davinci_mmc_config *mmc_config[2]; /* 2 controllers */ struct davinci_nand_pdata *nand_config[4]; /* 4 chipsels */ struct tnetv107x_keypad_data *keypad_config; + struct tnetv107x_tsc_data *tsc_config; }; extern struct platform_device tnetv107x_wdt_device; -- 1.7.0.4 _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
