-/* Register offsets in TWL4030_MODULE_INTBR */
-#define TWL_INTBR_PMBR1 0xD
-#define TWL_INTBR_GPBR1 0xC
-
-/* Register offsets in TWL_MODULE_PWM */
-#define TWL_LED_PWMON 0x3
-#define TWL_LED_PWMOFF 0x4
-
-static int zoom_set_bl_intensity(struct omap_dss_device *dssdev, int level)
-{
-#ifdef CONFIG_TWL4030_CORE
- unsigned char c;
- u8 mux_pwm, enb_pwm;
-
- if (level > 100)
- return -1;
-
- twl_i2c_read_u8(TWL4030_MODULE_INTBR, &mux_pwm, TWL_INTBR_PMBR1);
- twl_i2c_read_u8(TWL4030_MODULE_INTBR, &enb_pwm, TWL_INTBR_GPBR1);
-
- if (level == 0) {
- /* disable pwm1 output and clock */
- enb_pwm = enb_pwm & 0xF5;
- /* change pwm1 pin to gpio pin */
- mux_pwm = mux_pwm & 0xCF;
- twl_i2c_write_u8(TWL4030_MODULE_INTBR,
- enb_pwm, TWL_INTBR_GPBR1);
- twl_i2c_write_u8(TWL4030_MODULE_INTBR,
- mux_pwm, TWL_INTBR_PMBR1);
- return 0;
- }
-
- if (!((enb_pwm & 0xA) && (mux_pwm & 0x30))) {
- /* change gpio pin to pwm1 pin */
- mux_pwm = mux_pwm | 0x30;
- /* enable pwm1 output and clock*/
- enb_pwm = enb_pwm | 0x0A;
- twl_i2c_write_u8(TWL4030_MODULE_INTBR,
- mux_pwm, TWL_INTBR_PMBR1);
- twl_i2c_write_u8(TWL4030_MODULE_INTBR,
- enb_pwm, TWL_INTBR_GPBR1);
- }
-
- c = ((50 * (100 - level)) / 100) + 1;
- twl_i2c_write_u8(TWL_MODULE_PWM, 0x7F, TWL_LED_PWMOFF);
- twl_i2c_write_u8(TWL_MODULE_PWM, c, TWL_LED_PWMON);
-#else
- pr_warn("Backlight not enabled\n");
-#endif
-
- return 0;
-}
-