[PATCH v2 4/4] pwm: sunxi: Add H3 support
From: Milo Kim <hidden>
Date: 2016-08-31 08:26:19
Also in:
linux-arm-kernel, linux-gpio, linux-pwm, lkml
Subsystem:
open firmware and flattened device tree bindings, pwm subsystem, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Uwe Kleine-König, Linus Torvalds
H3 PWM controller has same register layout as sun4i driver, so it works by adding H3 specific data. Cc: Thierry Reding <redacted> Cc: Rob Herring <robh+dt@kernel.org> Cc: Maxime Ripard <redacted> Cc: Alexandre Belloni <redacted> Cc: Chen-Yu Tsai <redacted> Cc: linux-pwm@vger.kernel.org Cc: devicetree@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Milo Kim <redacted> --- Documentation/devicetree/bindings/pwm/pwm-sun4i.txt | 1 + drivers/pwm/pwm-sun4i.c | 9 +++++++++ 2 files changed, 10 insertions(+)
diff --git a/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt b/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt
index cf6068b..f1cbeef 100644
--- a/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt
+++ b/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt@@ -6,6 +6,7 @@ Required properties: - "allwinner,sun5i-a10s-pwm" - "allwinner,sun5i-a13-pwm" - "allwinner,sun7i-a20-pwm" + - "allwinner,sun8i-h3-pwm" - reg: physical base address and length of the controller's registers - #pwm-cells: should be 3. See pwm.txt in this directory for a description of the cells format.
diff --git a/drivers/pwm/pwm-sun4i.c b/drivers/pwm/pwm-sun4i.c
index 03a99a5..b0803f6 100644
--- a/drivers/pwm/pwm-sun4i.c
+++ b/drivers/pwm/pwm-sun4i.c@@ -284,6 +284,12 @@ static const struct sun4i_pwm_data sun4i_pwm_data_a20 = { .npwm = 2, }; +static const struct sun4i_pwm_data sun4i_pwm_data_h3 = { + .has_prescaler_bypass = true, + .has_rdy = true, + .npwm = 1, +}; + static const struct of_device_id sun4i_pwm_dt_ids[] = { { .compatible = "allwinner,sun4i-a10-pwm",
@@ -298,6 +304,9 @@ static const struct of_device_id sun4i_pwm_dt_ids[] = { .compatible = "allwinner,sun7i-a20-pwm", .data = &sun4i_pwm_data_a20, }, { + .compatible = "allwinner,sun8i-h3-pwm", + .data = &sun4i_pwm_data_h3, + }, { /* sentinel */ }, };
--
2.9.3