* [PATCH 0/3] ARM: at91: add PWM clock and device node
@ 2013-12-19 3:59 Bo Shen
2013-12-19 3:59 ` [PATCH 1/3] ARM: at91: add PWM clock Bo Shen
` (2 more replies)
0 siblings, 3 replies; 5+ messages in thread
From: Bo Shen @ 2013-12-19 3:59 UTC (permalink / raw)
To: linux-arm-kernel
This patch series add PWM clock and device node
- The sama5d3 has transfer to CCF, so only it uses CCF, all others
still use old clock method.
Switch gpio control leds to PWM control leds on at91sam9m10g45ek board.
This patch series depends on Atmel PWM driver which has in PWM subsystem.
Bo Shen (3):
ARM: at91: add PWM clock
ARM: at91: add PWM device node
arm: at91: at91sam9m10g45ek: switch to PWM leds
arch/arm/boot/dts/at91sam9263.dtsi | 9 +++++++++
arch/arm/boot/dts/at91sam9g45.dtsi | 9 +++++++++
arch/arm/boot/dts/at91sam9m10g45ek.dts | 25 +++++++++++++++++++++++--
arch/arm/boot/dts/at91sam9n12.dtsi | 9 +++++++++
arch/arm/boot/dts/at91sam9x5.dtsi | 9 +++++++++
arch/arm/boot/dts/sama5d3.dtsi | 10 ++++++++++
arch/arm/mach-at91/at91sam9263.c | 1 +
arch/arm/mach-at91/at91sam9g45.c | 1 +
arch/arm/mach-at91/at91sam9n12.c | 1 +
arch/arm/mach-at91/at91sam9rl.c | 1 +
arch/arm/mach-at91/at91sam9x5.c | 1 +
11 files changed, 74 insertions(+), 2 deletions(-)
--
1.7.9.5
^ permalink raw reply [flat|nested] 5+ messages in thread* [PATCH 1/3] ARM: at91: add PWM clock 2013-12-19 3:59 [PATCH 0/3] ARM: at91: add PWM clock and device node Bo Shen @ 2013-12-19 3:59 ` Bo Shen 2014-03-12 17:17 ` Nicolas Ferre 2013-12-19 3:59 ` [PATCH 2/3] ARM: at91: add PWM device node Bo Shen 2013-12-19 3:59 ` [PATCH 3/3] arm: at91: at91sam9m10g45ek: switch to PWM leds Bo Shen 2 siblings, 1 reply; 5+ messages in thread From: Bo Shen @ 2013-12-19 3:59 UTC (permalink / raw) To: linux-arm-kernel Add PWM clock for AT91 series SoC which include PWM controller. Signed-off-by: Bo Shen <voice.shen@atmel.com> --- arch/arm/mach-at91/at91sam9263.c | 1 + arch/arm/mach-at91/at91sam9g45.c | 1 + arch/arm/mach-at91/at91sam9n12.c | 1 + arch/arm/mach-at91/at91sam9rl.c | 1 + arch/arm/mach-at91/at91sam9x5.c | 1 + 5 files changed, 5 insertions(+) diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c index 37b90f4..fbd771d 100644 --- a/arch/arm/mach-at91/at91sam9263.c +++ b/arch/arm/mach-at91/at91sam9263.c @@ -223,6 +223,7 @@ static struct clk_lookup periph_clocks_lookups[] = { CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioCDE_clk), CLKDEV_CON_DEV_ID(NULL, "fffff800.gpio", &pioCDE_clk), CLKDEV_CON_DEV_ID(NULL, "fffffa00.gpio", &pioCDE_clk), + CLKDEV_CON_DEV_ID(NULL, "fffb8000.pwm", &pwm_clk), }; static struct clk_lookup usart_clocks_lookups[] = { diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c index 2f455ce..e9ba934 100644 --- a/arch/arm/mach-at91/at91sam9g45.c +++ b/arch/arm/mach-at91/at91sam9g45.c @@ -284,6 +284,7 @@ static struct clk_lookup periph_clocks_lookups[] = { CLKDEV_CON_ID("pioE", &pioDE_clk), /* Fake adc clock */ CLKDEV_CON_ID("adc_clk", &tsc_clk), + CLKDEV_CON_DEV_ID(NULL, "fffb8000.pwm", &pwm_clk), }; static struct clk_lookup usart_clocks_lookups[] = { diff --git a/arch/arm/mach-at91/at91sam9n12.c b/arch/arm/mach-at91/at91sam9n12.c index 4ef088c..f2ea7b0 100644 --- a/arch/arm/mach-at91/at91sam9n12.c +++ b/arch/arm/mach-at91/at91sam9n12.c @@ -182,6 +182,7 @@ static struct clk_lookup periph_clocks_lookups[] = { /* additional fake clock for macb_hclk */ CLKDEV_CON_DEV_ID("hclk", "500000.ohci", &uhp_clk), CLKDEV_CON_DEV_ID("ohci_clk", "500000.ohci", &uhp_clk), + CLKDEV_CON_DEV_ID(NULL, "f8034000.pwm", &pwm_clk), }; /* diff --git a/arch/arm/mach-at91/at91sam9rl.c b/arch/arm/mach-at91/at91sam9rl.c index 3651517..e577d37 100644 --- a/arch/arm/mach-at91/at91sam9rl.c +++ b/arch/arm/mach-at91/at91sam9rl.c @@ -196,6 +196,7 @@ static struct clk_lookup periph_clocks_lookups[] = { CLKDEV_CON_ID("pioB", &pioB_clk), CLKDEV_CON_ID("pioC", &pioC_clk), CLKDEV_CON_ID("pioD", &pioD_clk), + CLKDEV_CON_DEV_ID(NULL, "fffc8000.pwm", &pwm_clk), }; static struct clk_lookup usart_clocks_lookups[] = { diff --git a/arch/arm/mach-at91/at91sam9x5.c b/arch/arm/mach-at91/at91sam9x5.c index 3e8ec26..9ad781d 100644 --- a/arch/arm/mach-at91/at91sam9x5.c +++ b/arch/arm/mach-at91/at91sam9x5.c @@ -253,6 +253,7 @@ static struct clk_lookup periph_clocks_lookups[] = { CLKDEV_CON_DEV_ID("ehci_clk", "700000.ehci", &uhphs_clk), CLKDEV_CON_DEV_ID("hclk", "500000.gadget", &utmi_clk), CLKDEV_CON_DEV_ID("pclk", "500000.gadget", &udphs_clk), + CLKDEV_CON_DEV_ID(NULL, "f8034000.pwm", &pwm_clk), }; /* -- 1.7.9.5 ^ permalink raw reply related [flat|nested] 5+ messages in thread
* [PATCH 1/3] ARM: at91: add PWM clock 2013-12-19 3:59 ` [PATCH 1/3] ARM: at91: add PWM clock Bo Shen @ 2014-03-12 17:17 ` Nicolas Ferre 0 siblings, 0 replies; 5+ messages in thread From: Nicolas Ferre @ 2014-03-12 17:17 UTC (permalink / raw) To: linux-arm-kernel On 19/12/2013 04:59, Bo Shen : > Add PWM clock for AT91 series SoC which include PWM controller. > > Signed-off-by: Bo Shen <voice.shen@atmel.com> This one was forgotten in previous update. Stacked on at91-3.15-cleanup because of dependency on 9rl modifications. Thanks. > --- > arch/arm/mach-at91/at91sam9263.c | 1 + > arch/arm/mach-at91/at91sam9g45.c | 1 + > arch/arm/mach-at91/at91sam9n12.c | 1 + > arch/arm/mach-at91/at91sam9rl.c | 1 + > arch/arm/mach-at91/at91sam9x5.c | 1 + > 5 files changed, 5 insertions(+) > > diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c > index 37b90f4..fbd771d 100644 > --- a/arch/arm/mach-at91/at91sam9263.c > +++ b/arch/arm/mach-at91/at91sam9263.c > @@ -223,6 +223,7 @@ static struct clk_lookup periph_clocks_lookups[] = { > CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioCDE_clk), > CLKDEV_CON_DEV_ID(NULL, "fffff800.gpio", &pioCDE_clk), > CLKDEV_CON_DEV_ID(NULL, "fffffa00.gpio", &pioCDE_clk), > + CLKDEV_CON_DEV_ID(NULL, "fffb8000.pwm", &pwm_clk), > }; > > static struct clk_lookup usart_clocks_lookups[] = { > diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c > index 2f455ce..e9ba934 100644 > --- a/arch/arm/mach-at91/at91sam9g45.c > +++ b/arch/arm/mach-at91/at91sam9g45.c > @@ -284,6 +284,7 @@ static struct clk_lookup periph_clocks_lookups[] = { > CLKDEV_CON_ID("pioE", &pioDE_clk), > /* Fake adc clock */ > CLKDEV_CON_ID("adc_clk", &tsc_clk), > + CLKDEV_CON_DEV_ID(NULL, "fffb8000.pwm", &pwm_clk), > }; > > static struct clk_lookup usart_clocks_lookups[] = { > diff --git a/arch/arm/mach-at91/at91sam9n12.c b/arch/arm/mach-at91/at91sam9n12.c > index 4ef088c..f2ea7b0 100644 > --- a/arch/arm/mach-at91/at91sam9n12.c > +++ b/arch/arm/mach-at91/at91sam9n12.c > @@ -182,6 +182,7 @@ static struct clk_lookup periph_clocks_lookups[] = { > /* additional fake clock for macb_hclk */ > CLKDEV_CON_DEV_ID("hclk", "500000.ohci", &uhp_clk), > CLKDEV_CON_DEV_ID("ohci_clk", "500000.ohci", &uhp_clk), > + CLKDEV_CON_DEV_ID(NULL, "f8034000.pwm", &pwm_clk), > }; > > /* > diff --git a/arch/arm/mach-at91/at91sam9rl.c b/arch/arm/mach-at91/at91sam9rl.c > index 3651517..e577d37 100644 > --- a/arch/arm/mach-at91/at91sam9rl.c > +++ b/arch/arm/mach-at91/at91sam9rl.c > @@ -196,6 +196,7 @@ static struct clk_lookup periph_clocks_lookups[] = { > CLKDEV_CON_ID("pioB", &pioB_clk), > CLKDEV_CON_ID("pioC", &pioC_clk), > CLKDEV_CON_ID("pioD", &pioD_clk), > + CLKDEV_CON_DEV_ID(NULL, "fffc8000.pwm", &pwm_clk), > }; > > static struct clk_lookup usart_clocks_lookups[] = { > diff --git a/arch/arm/mach-at91/at91sam9x5.c b/arch/arm/mach-at91/at91sam9x5.c > index 3e8ec26..9ad781d 100644 > --- a/arch/arm/mach-at91/at91sam9x5.c > +++ b/arch/arm/mach-at91/at91sam9x5.c > @@ -253,6 +253,7 @@ static struct clk_lookup periph_clocks_lookups[] = { > CLKDEV_CON_DEV_ID("ehci_clk", "700000.ehci", &uhphs_clk), > CLKDEV_CON_DEV_ID("hclk", "500000.gadget", &utmi_clk), > CLKDEV_CON_DEV_ID("pclk", "500000.gadget", &udphs_clk), > + CLKDEV_CON_DEV_ID(NULL, "f8034000.pwm", &pwm_clk), > }; > > /* > -- Nicolas Ferre ^ permalink raw reply [flat|nested] 5+ messages in thread
* [PATCH 2/3] ARM: at91: add PWM device node 2013-12-19 3:59 [PATCH 0/3] ARM: at91: add PWM clock and device node Bo Shen 2013-12-19 3:59 ` [PATCH 1/3] ARM: at91: add PWM clock Bo Shen @ 2013-12-19 3:59 ` Bo Shen 2013-12-19 3:59 ` [PATCH 3/3] arm: at91: at91sam9m10g45ek: switch to PWM leds Bo Shen 2 siblings, 0 replies; 5+ messages in thread From: Bo Shen @ 2013-12-19 3:59 UTC (permalink / raw) To: linux-arm-kernel Add PWM device node for AT91 series SoC. Signed-off-by: Bo Shen <voice.shen@atmel.com> --- arch/arm/boot/dts/at91sam9263.dtsi | 9 +++++++++ arch/arm/boot/dts/at91sam9g45.dtsi | 9 +++++++++ arch/arm/boot/dts/at91sam9n12.dtsi | 9 +++++++++ arch/arm/boot/dts/at91sam9x5.dtsi | 9 +++++++++ arch/arm/boot/dts/sama5d3.dtsi | 10 ++++++++++ 5 files changed, 46 insertions(+) diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi index d5bd65f..94de2f8 100644 --- a/arch/arm/boot/dts/at91sam9263.dtsi +++ b/arch/arm/boot/dts/at91sam9263.dtsi @@ -30,6 +30,7 @@ i2c0 = &i2c0; ssc0 = &ssc0; ssc1 = &ssc1; + pwm0 = &pwm0; }; cpus { #address-cells = <0>; @@ -547,6 +548,14 @@ pinctrl-0 = <&pinctrl_spi1>; status = "disabled"; }; + + pwm0: pwm at fffb8000 { + compatible = "atmel,at91sam9rl-pwm"; + reg = <0xfffb8000 0x300>; + interrupts = <20 IRQ_TYPE_LEVEL_HIGH 4>; + #pwm-cells = <3>; + status = "disabled"; + }; }; nand0: nand at 40000000 { diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi index c3e5148..d2b29be 100644 --- a/arch/arm/boot/dts/at91sam9g45.dtsi +++ b/arch/arm/boot/dts/at91sam9g45.dtsi @@ -37,6 +37,7 @@ i2c1 = &i2c1; ssc0 = &ssc0; ssc1 = &ssc1; + pwm0 = &pwm0; }; cpus { #address-cells = <0>; @@ -725,6 +726,14 @@ atmel,can-isoc; }; }; + + pwm0: pwm at fffb8000 { + compatible = "atmel,at91sam9rl-pwm"; + reg = <0xfffb8000 0x300>; + interrupts = <19 IRQ_TYPE_LEVEL_HIGH 4>; + #pwm-cells = <3>; + status = "disabled"; + }; }; nand0: nand at 40000000 { diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi index 6224f9f..7248270 100644 --- a/arch/arm/boot/dts/at91sam9n12.dtsi +++ b/arch/arm/boot/dts/at91sam9n12.dtsi @@ -33,6 +33,7 @@ i2c0 = &i2c0; i2c1 = &i2c1; ssc0 = &ssc0; + pwm0 = &pwm0; }; cpus { #address-cells = <0>; @@ -542,6 +543,14 @@ reg = <0xfffffe40 0x10>; status = "disabled"; }; + + pwm0: pwm at f8034000 { + compatible = "atmel,at91sam9rl-pwm"; + reg = <0xf8034000 0x300>; + interrupts = <18 IRQ_TYPE_LEVEL_HIGH 4>; + #pwm-cells = <3>; + status = "disabled"; + }; }; nand0: nand at 40000000 { diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi index 40267a1..6e5e9cf 100644 --- a/arch/arm/boot/dts/at91sam9x5.dtsi +++ b/arch/arm/boot/dts/at91sam9x5.dtsi @@ -35,6 +35,7 @@ i2c1 = &i2c1; i2c2 = &i2c2; ssc0 = &ssc0; + pwm0 = &pwm0; }; cpus { #address-cells = <0>; @@ -762,6 +763,14 @@ interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; status = "disabled"; }; + + pwm0: pwm at f8034000 { + compatible = "atmel,at91sam9rl-pwm"; + reg = <0xf8034000 0x300>; + interrupts = <18 IRQ_TYPE_LEVEL_HIGH 4>; + #pwm-cells = <3>; + status = "disabled"; + }; }; nand0: nand at 40000000 { diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi index de9fece..02cca2e 100644 --- a/arch/arm/boot/dts/sama5d3.dtsi +++ b/arch/arm/boot/dts/sama5d3.dtsi @@ -37,6 +37,7 @@ i2c2 = &i2c2; ssc0 = &ssc0; ssc1 = &ssc1; + pwm0 = &pwm0; }; cpus { #address-cells = <1>; @@ -179,6 +180,15 @@ status = "disabled"; }; + pwm0: pwm at f002c000 { + compatible = "atmel,sama5d3-pwm"; + reg = <0xf002c000 0x300>; + interrupts = <28 IRQ_TYPE_LEVEL_HIGH 4>; + #pwm-cells = <3>; + clocks = <&pwm_clk>; + status = "disabled"; + }; + isi: isi at f0034000 { compatible = "atmel,at91sam9g45-isi"; reg = <0xf0034000 0x4000>; -- 1.7.9.5 ^ permalink raw reply related [flat|nested] 5+ messages in thread
* [PATCH 3/3] arm: at91: at91sam9m10g45ek: switch to PWM leds 2013-12-19 3:59 [PATCH 0/3] ARM: at91: add PWM clock and device node Bo Shen 2013-12-19 3:59 ` [PATCH 1/3] ARM: at91: add PWM clock Bo Shen 2013-12-19 3:59 ` [PATCH 2/3] ARM: at91: add PWM device node Bo Shen @ 2013-12-19 3:59 ` Bo Shen 2 siblings, 0 replies; 5+ messages in thread From: Bo Shen @ 2013-12-19 3:59 UTC (permalink / raw) To: linux-arm-kernel The d6 and d7 is connected to PWM, we can use PWM to control it, so switch to PWM leds. Signed-off-by: Bo Shen <voice.shen@atmel.com> --- arch/arm/boot/dts/at91sam9m10g45ek.dts | 25 +++++++++++++++++++++++-- 1 file changed, 23 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/at91sam9m10g45ek.dts b/arch/arm/boot/dts/at91sam9m10g45ek.dts index a4b00e5..96059e6 100644 --- a/arch/arm/boot/dts/at91sam9m10g45ek.dts +++ b/arch/arm/boot/dts/at91sam9m10g45ek.dts @@ -105,6 +105,14 @@ AT91_PIOD 29 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>; /* PD29 gpio WP pin pull up */ }; }; + + pwm0 { + pinctrl_pwm_leds: pwm-led { + atmel,pins = + <AT91_PIOD 0 AT91_PERIPH_B AT91_PINCTRL_PULL_UP /* PD0 periph B */ + AT91_PIOD 31 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>; /* PD31 periph B */ + }; + }; }; spi0: spi at fffa4000{ @@ -121,6 +129,13 @@ atmel,vbus-gpio = <&pioB 19 GPIO_ACTIVE_HIGH>; status = "okay"; }; + + pwm0: pwm at fffb8000 { + status = "okay"; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pwm_leds>; + }; }; nand0: nand at 40000000 { @@ -165,16 +180,22 @@ gpios = <&pioD 30 GPIO_ACTIVE_HIGH>; linux,default-trigger = "heartbeat"; }; + }; + + pwmleds { + compatible = "pwm-leds"; d6 { label = "d6"; - gpios = <&pioD 0 GPIO_ACTIVE_LOW>; + pwms = <&pwm0 3 5000 0>; + max-brightness = <255>; linux,default-trigger = "nand-disk"; }; d7 { label = "d7"; - gpios = <&pioD 31 GPIO_ACTIVE_LOW>; + pwms = <&pwm0 1 5000 0>; + max-brightness = <255>; linux,default-trigger = "mmc0"; }; }; -- 1.7.9.5 ^ permalink raw reply related [flat|nested] 5+ messages in thread
end of thread, other threads:[~2014-03-12 17:17 UTC | newest] Thread overview: 5+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2013-12-19 3:59 [PATCH 0/3] ARM: at91: add PWM clock and device node Bo Shen 2013-12-19 3:59 ` [PATCH 1/3] ARM: at91: add PWM clock Bo Shen 2014-03-12 17:17 ` Nicolas Ferre 2013-12-19 3:59 ` [PATCH 2/3] ARM: at91: add PWM device node Bo Shen 2013-12-19 3:59 ` [PATCH 3/3] arm: at91: at91sam9m10g45ek: switch to PWM leds Bo Shen
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.