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-rw-r--r--arch/avr32/boards/favr-32/setup.c48
1 files changed, 30 insertions, 18 deletions
diff --git a/arch/avr32/boards/favr-32/setup.c b/arch/avr32/boards/favr-32/setup.c
index 1f121497b517..234cb071c601 100644
--- a/arch/avr32/boards/favr-32/setup.c
+++ b/arch/avr32/boards/favr-32/setup.c
@@ -18,7 +18,10 @@
18#include <linux/gpio.h> 18#include <linux/gpio.h>
19#include <linux/leds.h> 19#include <linux/leds.h>
20#include <linux/atmel-mci.h> 20#include <linux/atmel-mci.h>
21#include <linux/atmel-pwm-bl.h> 21#include <linux/pwm.h>
22#include <linux/pwm_backlight.h>
23#include <linux/regulator/fixed.h>
24#include <linux/regulator/machine.h>
22#include <linux/spi/spi.h> 25#include <linux/spi/spi.h>
23#include <linux/spi/ads7846.h> 26#include <linux/spi/ads7846.h>
24 27
@@ -33,6 +36,8 @@
33#include <mach/board.h> 36#include <mach/board.h>
34#include <mach/portmux.h> 37#include <mach/portmux.h>
35 38
39#define PWM_BL_CH 2
40
36/* Oscillator frequencies. These are board-specific */ 41/* Oscillator frequencies. These are board-specific */
37unsigned long at32_board_osc_rates[3] = { 42unsigned long at32_board_osc_rates[3] = {
38 [0] = 32768, /* 32.768 kHz on RTC osc */ 43 [0] = 32768, /* 32.768 kHz on RTC osc */
@@ -227,29 +232,36 @@ void __init favr32_setup_leds(void)
227 platform_device_register(&favr32_led_dev); 232 platform_device_register(&favr32_led_dev);
228} 233}
229 234
230static struct atmel_pwm_bl_platform_data atmel_pwm_bl_pdata = { 235static struct pwm_lookup pwm_lookup[] = {
231 .pwm_channel = 2, 236 PWM_LOOKUP("at91sam9rl-pwm", PWM_BL_CH, "pwm-backlight.0", NULL,
232 .pwm_frequency = 200000, 237 5000, PWM_POLARITY_INVERSED),
233 .pwm_compare_max = 345,
234 .pwm_duty_max = 345,
235 .pwm_duty_min = 90,
236 .pwm_active_low = 1,
237 .gpio_on = GPIO_PIN_PA(28),
238 .on_active_low = 0,
239}; 238};
240 239
241static struct platform_device atmel_pwm_bl_dev = { 240static struct regulator_consumer_supply fixed_power_consumers[] = {
242 .name = "atmel-pwm-bl", 241 REGULATOR_SUPPLY("power", "pwm-backlight.0"),
243 .id = 0, 242};
244 .dev = { 243
245 .platform_data = &atmel_pwm_bl_pdata, 244static struct platform_pwm_backlight_data pwm_bl_data = {
245 .enable_gpio = GPIO_PIN_PA(28),
246 .max_brightness = 255,
247 .dft_brightness = 255,
248 .lth_brightness = 50,
249};
250
251static struct platform_device pwm_bl_device = {
252 .name = "pwm-backlight",
253 .dev = {
254 .platform_data = &pwm_bl_data,
246 }, 255 },
247}; 256};
248 257
249static void __init favr32_setup_atmel_pwm_bl(void) 258static void __init favr32_setup_atmel_pwm_bl(void)
250{ 259{
251 platform_device_register(&atmel_pwm_bl_dev); 260 pwm_add_table(pwm_lookup, ARRAY_SIZE(pwm_lookup));
252 at32_select_gpio(atmel_pwm_bl_pdata.gpio_on, 0); 261 regulator_register_always_on(0, "fixed", fixed_power_consumers,
262 ARRAY_SIZE(fixed_power_consumers), 3300000);
263 platform_device_register(&pwm_bl_device);
264 at32_select_gpio(pwm_bl_data.enable_gpio, 0);
253} 265}
254 266
255void __init setup_board(void) 267void __init setup_board(void)
@@ -339,7 +351,7 @@ static int __init favr32_init(void)
339 351
340 set_abdac_rate(at32_add_device_abdac(0, &abdac0_data)); 352 set_abdac_rate(at32_add_device_abdac(0, &abdac0_data));
341 353
342 at32_add_device_pwm(1 << atmel_pwm_bl_pdata.pwm_channel); 354 at32_add_device_pwm(1 << PWM_BL_CH);
343 at32_add_device_spi(1, spi1_board_info, ARRAY_SIZE(spi1_board_info)); 355 at32_add_device_spi(1, spi1_board_info, ARRAY_SIZE(spi1_board_info));
344 at32_add_device_mci(0, &mci0_data); 356 at32_add_device_mci(0, &mci0_data);
345 at32_add_device_usba(0, NULL); 357 at32_add_device_usba(0, NULL);