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pwm: atmel: Add support for SAM9X60's PWM controller
Add support for SAM9X60's PWM controller. Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
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1 changed files with 19 additions and 0 deletions
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@ -52,6 +52,8 @@
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/* Only the LSB 16 bits are significant. */
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#define PWM_MAXV1_PRD 0xFFFF
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/* All 32 bits are significant. */
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#define PWM_MAXV2_PRD 0xFFFFFFFF
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#define PRD_MAXV1_PRES 10
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struct atmel_pwm_registers {
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@ -311,6 +313,20 @@ static const struct atmel_pwm_data atmel_sama5_pwm_data = {
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},
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};
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static const struct atmel_pwm_data mchp_sam9x60_pwm_data = {
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.regs = {
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.period = PWMV1_CPRD,
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.period_upd = PWMV1_CUPD,
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.duty = PWMV1_CDTY,
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.duty_upd = PWMV1_CUPD,
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},
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.cfg = {
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/* 32 bits to keep period and duty. */
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.max_period = PWM_MAXV2_PRD,
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.max_pres = PRD_MAXV1_PRES,
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},
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};
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static const struct platform_device_id atmel_pwm_devtypes[] = {
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{
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.name = "at91sam9rl-pwm",
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@ -334,6 +350,9 @@ static const struct of_device_id atmel_pwm_dt_ids[] = {
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}, {
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.compatible = "atmel,sama5d2-pwm",
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.data = &atmel_sama5_pwm_data,
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}, {
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.compatible = "microchip,sam9x60-pwm",
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.data = &mchp_sam9x60_pwm_data,
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}, {
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/* sentinel */
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},
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