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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Claudiu.Beznea@microchip.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Claudiu Beznea Add support for SAM9X60's PWM controller. Signed-off-by: Claudiu Beznea --- drivers/pwm/pwm-atmel.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/drivers/pwm/pwm-atmel.c b/drivers/pwm/pwm-atmel.c index 4ac899d8008c..b1473ed55110 100644 --- a/drivers/pwm/pwm-atmel.c +++ b/drivers/pwm/pwm-atmel.c @@ -52,6 +52,8 @@ /* Only the LSB 16 bits are significant. */ #define PWM_MAXV1_PRD 0xFFFF +/* All 32 bits are significant. */ +#define PWM_MAXV2_PRD 0xFFFFFFFF #define PRD_MAXV1_PRES 10 struct atmel_pwm_registers { @@ -311,6 +313,20 @@ static const struct atmel_pwm_data atmel_sama5_pwm_data = { }, }; +static const struct atmel_pwm_data mchp_sam9x60_pwm_data = { + .regs = { + .period = PWMV1_CPRD, + .period_upd = PWMV1_CUPD, + .duty = PWMV1_CDTY, + .duty_upd = PWMV1_CUPD, + }, + .cfg = { + /* 32 bits to keep period and duty. */ + .max_period = PWM_MAXV2_PRD, + .max_pres = PRD_MAXV1_PRES, + }, +}; + static const struct platform_device_id atmel_pwm_devtypes[] = { { .name = "at91sam9rl-pwm", @@ -335,6 +351,9 @@ static const struct of_device_id atmel_pwm_dt_ids[] = { .compatible = "atmel,sama5d2-pwm", .data = &atmel_sama5_pwm_data, }, { + .compatible = "microchip,sam9x60-pwm", + .data = &mchp_sam9x60_pwm_data, + }, { /* sentinel */ }, };