From 7dbad03ebcb924cde142f7477d65a54ffb1166a3 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Thu, 6 Aug 2020 20:20:39 +0200 Subject: ARM: s3c: adc: move header to linux/soc/samsung There are multiple drivers using the private adc interface. It seems unlikely that they would ever get converted to iio, so make the current state official by making the header file global. The s3c2410_ts driver needs a couple of register definitions as well. Signed-off-by: Arnd Bergmann Acked-by: Guenter Roeck Acked-by: Dmitry Torokhov Acked-by: Sebastian Reichel Link: https://lore.kernel.org/r/20200806182059.2431-22-krzk@kernel.org Signed-off-by: Krzysztof Kozlowski --- arch/arm/mach-s3c64xx/mach-crag6410.c | 2 +- arch/arm/mach-s3c64xx/mach-mini6410.c | 2 +- arch/arm/mach-s3c64xx/mach-real6410.c | 2 +- arch/arm/mach-s3c64xx/mach-smdk6410.c | 2 +- arch/arm/plat-samsung/adc.c | 2 +- arch/arm/plat-samsung/devs.c | 2 +- arch/arm/plat-samsung/include/plat/adc.h | 32 --------------------------- drivers/hwmon/s3c-hwmon.c | 2 +- drivers/input/touchscreen/s3c2410_ts.c | 37 ++++++++++++++++++++++++++++++-- drivers/power/supply/s3c_adc_battery.c | 2 +- include/linux/soc/samsung/s3c-adc.h | 32 +++++++++++++++++++++++++++ 11 files changed, 75 insertions(+), 42 deletions(-) delete mode 100644 arch/arm/plat-samsung/include/plat/adc.h create mode 100644 include/linux/soc/samsung/s3c-adc.h diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c index a2fefb2609e7..ca9a346056ed 100644 --- a/arch/arm/mach-s3c64xx/mach-crag6410.c +++ b/arch/arm/mach-s3c64xx/mach-crag6410.c @@ -57,7 +57,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/arm/mach-s3c64xx/mach-mini6410.c b/arch/arm/mach-s3c64xx/mach-mini6410.c index 636d312add81..cbf6a1696a6d 100644 --- a/arch/arm/mach-s3c64xx/mach-mini6410.c +++ b/arch/arm/mach-s3c64xx/mach-mini6410.c @@ -27,7 +27,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/arm/mach-s3c64xx/mach-real6410.c b/arch/arm/mach-s3c64xx/mach-real6410.c index 56fc21f02c7b..e2aa7c0998bd 100644 --- a/arch/arm/mach-s3c64xx/mach-real6410.c +++ b/arch/arm/mach-s3c64xx/mach-real6410.c @@ -29,7 +29,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/arm/mach-s3c64xx/mach-smdk6410.c b/arch/arm/mach-s3c64xx/mach-smdk6410.c index 7b931e7a7913..febeacc476c8 100644 --- a/arch/arm/mach-s3c64xx/mach-smdk6410.c +++ b/arch/arm/mach-s3c64xx/mach-smdk6410.c @@ -60,7 +60,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/plat-samsung/adc.c b/arch/arm/plat-samsung/adc.c index 55b1925f65d7..e35e04417cce 100644 --- a/arch/arm/plat-samsung/adc.c +++ b/arch/arm/plat-samsung/adc.c @@ -20,7 +20,7 @@ #include #include -#include +#include /* This driver is designed to control the usage of the ADC block between * the touchscreen and any other drivers that may need to use it, such as diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c index 0ed3a4b9fc12..c42e4a272cc7 100644 --- a/arch/arm/plat-samsung/devs.c +++ b/arch/arm/plat-samsung/devs.c @@ -46,7 +46,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/arm/plat-samsung/include/plat/adc.h b/arch/arm/plat-samsung/include/plat/adc.h deleted file mode 100644 index 74d1a46408c1..000000000000 --- a/arch/arm/plat-samsung/include/plat/adc.h +++ /dev/null @@ -1,32 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright (c) 2008 Simtec Electronics - * http://armlinux.simtec.co.uk/ - * Ben Dooks - * - * S3C ADC driver information - */ - -#ifndef __ASM_PLAT_ADC_H -#define __ASM_PLAT_ADC_H __FILE__ - -struct s3c_adc_client; -struct platform_device; - -extern int s3c_adc_start(struct s3c_adc_client *client, - unsigned int channel, unsigned int nr_samples); - -extern int s3c_adc_read(struct s3c_adc_client *client, unsigned int ch); - -extern struct s3c_adc_client * - s3c_adc_register(struct platform_device *pdev, - void (*select)(struct s3c_adc_client *client, - unsigned selected), - void (*conv)(struct s3c_adc_client *client, - unsigned d0, unsigned d1, - unsigned *samples_left), - unsigned int is_ts); - -extern void s3c_adc_release(struct s3c_adc_client *client); - -#endif /* __ASM_PLAT_ADC_H */ diff --git a/drivers/hwmon/s3c-hwmon.c b/drivers/hwmon/s3c-hwmon.c index b490fe3d2ee8..f2703c5460d0 100644 --- a/drivers/hwmon/s3c-hwmon.c +++ b/drivers/hwmon/s3c-hwmon.c @@ -20,7 +20,7 @@ #include #include -#include +#include #include struct s3c_hwmon_attr { diff --git a/drivers/input/touchscreen/s3c2410_ts.c b/drivers/input/touchscreen/s3c2410_ts.c index 82920ff46f72..2e70c0b79444 100644 --- a/drivers/input/touchscreen/s3c2410_ts.c +++ b/drivers/input/touchscreen/s3c2410_ts.c @@ -20,10 +20,43 @@ #include #include -#include -#include +#include #include +#define S3C2410_ADCCON (0x00) +#define S3C2410_ADCTSC (0x04) +#define S3C2410_ADCDLY (0x08) +#define S3C2410_ADCDAT0 (0x0C) +#define S3C2410_ADCDAT1 (0x10) +#define S3C64XX_ADCUPDN (0x14) +#define S3C2443_ADCMUX (0x18) +#define S3C64XX_ADCCLRINT (0x18) +#define S5P_ADCMUX (0x1C) +#define S3C64XX_ADCCLRINTPNDNUP (0x20) + +/* ADCTSC Register Bits */ +#define S3C2443_ADCTSC_UD_SEN (1 << 8) +#define S3C2410_ADCTSC_YM_SEN (1<<7) +#define S3C2410_ADCTSC_YP_SEN (1<<6) +#define S3C2410_ADCTSC_XM_SEN (1<<5) +#define S3C2410_ADCTSC_XP_SEN (1<<4) +#define S3C2410_ADCTSC_PULL_UP_DISABLE (1<<3) +#define S3C2410_ADCTSC_AUTO_PST (1<<2) +#define S3C2410_ADCTSC_XY_PST(x) (((x)&0x3)<<0) + +/* ADCDAT0 Bits */ +#define S3C2410_ADCDAT0_UPDOWN (1<<15) +#define S3C2410_ADCDAT0_AUTO_PST (1<<14) +#define S3C2410_ADCDAT0_XY_PST (0x3<<12) +#define S3C2410_ADCDAT0_XPDATA_MASK (0x03FF) + +/* ADCDAT1 Bits */ +#define S3C2410_ADCDAT1_UPDOWN (1<<15) +#define S3C2410_ADCDAT1_AUTO_PST (1<<14) +#define S3C2410_ADCDAT1_XY_PST (0x3<<12) +#define S3C2410_ADCDAT1_YPDATA_MASK (0x03FF) + + #define TSC_SLEEP (S3C2410_ADCTSC_PULL_UP_DISABLE | S3C2410_ADCTSC_XY_PST(0)) #define INT_DOWN (0) diff --git a/drivers/power/supply/s3c_adc_battery.c b/drivers/power/supply/s3c_adc_battery.c index 3d00b35cafc9..60b7f41ab063 100644 --- a/drivers/power/supply/s3c_adc_battery.c +++ b/drivers/power/supply/s3c_adc_battery.c @@ -22,7 +22,7 @@ #include #include -#include +#include #define BAT_POLL_INTERVAL 10000 /* ms */ #define JITTER_DELAY 500 /* ms */ diff --git a/include/linux/soc/samsung/s3c-adc.h b/include/linux/soc/samsung/s3c-adc.h new file mode 100644 index 000000000000..591c94ef957d --- /dev/null +++ b/include/linux/soc/samsung/s3c-adc.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2008 Simtec Electronics + * http://armlinux.simtec.co.uk/ + * Ben Dooks + * + * S3C ADC driver information + */ + +#ifndef __LINUX_SOC_SAMSUNG_S3C_ADC_H +#define __LINUX_SOC_SAMSUNG_S3C_ADC_H __FILE__ + +struct s3c_adc_client; +struct platform_device; + +extern int s3c_adc_start(struct s3c_adc_client *client, + unsigned int channel, unsigned int nr_samples); + +extern int s3c_adc_read(struct s3c_adc_client *client, unsigned int ch); + +extern struct s3c_adc_client * + s3c_adc_register(struct platform_device *pdev, + void (*select)(struct s3c_adc_client *client, + unsigned selected), + void (*conv)(struct s3c_adc_client *client, + unsigned d0, unsigned d1, + unsigned *samples_left), + unsigned int is_ts); + +extern void s3c_adc_release(struct s3c_adc_client *client); + +#endif /* __LINUX_SOC_SAMSUNG_S3C_ADC_H */ -- cgit