diff options
Diffstat (limited to 'arch/arm/mach-s3c2410/mach-bast.c')
| -rw-r--r-- | arch/arm/mach-s3c2410/mach-bast.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/mach-bast.c b/arch/arm/mach-s3c2410/mach-bast.c index ce3baba2cd7..647c9adb018 100644 --- a/arch/arm/mach-s3c2410/mach-bast.c +++ b/arch/arm/mach-s3c2410/mach-bast.c @@ -45,6 +45,7 @@ #include <mach/regs-mem.h> #include <mach/regs-lcd.h> +#include <plat/hwmon.h> #include <plat/nand.h> #include <plat/iic.h> #include <mach/fb.h> @@ -59,6 +60,7 @@ #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> +#include <plat/cpu-freq.h> #include "usb-simtec.h" #include "nor-simtec.h" @@ -547,7 +549,35 @@ static struct i2c_board_info bast_i2c_devs[] __initdata = { }, }; +static struct s3c_hwmon_pdata bast_hwmon_info = { + /* LCD contrast (0-6.6V) */ + .in[0] = &(struct s3c_hwmon_chcfg) { + .name = "lcd-contrast", + .mult = 3300, + .div = 512, + }, + /* LED current feedback */ + .in[1] = &(struct s3c_hwmon_chcfg) { + .name = "led-feedback", + .mult = 3300, + .div = 1024, + }, + /* LCD feedback (0-6.6V) */ + .in[2] = &(struct s3c_hwmon_chcfg) { + .name = "lcd-feedback", + .mult = 3300, + .div = 512, + }, + /* Vcore (1.8-2.0V), Vref 3.3V */ + .in[3] = &(struct s3c_hwmon_chcfg) { + .name = "vcore", + .mult = 3300, + .div = 1024, + }, +}; + /* Standard BAST devices */ +// cat /sys/devices/platform/s3c24xx-adc/s3c-hwmon/in_0 static struct platform_device *bast_devices[] __initdata = { &s3c_device_usb, @@ -556,6 +586,8 @@ static struct platform_device *bast_devices[] __initdata = { &s3c_device_i2c0, &s3c_device_rtc, &s3c_device_nand, + &s3c_device_adc, + &s3c_device_hwmon, &bast_device_dm9k, &bast_device_asix, &bast_device_axpp, @@ -570,6 +602,12 @@ static struct clk *bast_clocks[] __initdata = { &s3c24xx_uclk, }; +static struct s3c_cpufreq_board __initdata bast_cpufreq = { + .refresh = 7800, /* 7.8usec */ + .auto_io = 1, + .need_io = 1, +}; + static void __init bast_map_io(void) { /* initialise the clocks */ @@ -588,6 +626,7 @@ static void __init bast_map_io(void) s3c24xx_register_clocks(bast_clocks, ARRAY_SIZE(bast_clocks)); s3c_device_nand.dev.platform_data = &bast_nand_info; + s3c_device_hwmon.dev.platform_data = &bast_hwmon_info; s3c24xx_init_io(bast_iodesc, ARRAY_SIZE(bast_iodesc)); s3c24xx_init_clocks(0); @@ -608,6 +647,8 @@ static void __init bast_init(void) usb_simtec_init(); nor_simtec_init(); + + s3c_cpufreq_setboard(&bast_cpufreq); } MACHINE_START(BAST, "Simtec-BAST") |