[PATCH v2 0/5] ARM: dts: AM33XX: lcdc support

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* [PATCH v2 0/5] ARM: dts: AM33XX: lcdc support
@ 2013-01-15 13:50 Afzal Mohammed
  2013-01-15 13:50 ` [PATCH v2 1/5] ARM: dts: AM33XX: Add lcdc node Afzal Mohammed
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: Afzal Mohammed @ 2013-01-15 13:50 UTC (permalink / raw)
  To: linux-arm-kernel

Hi,

This series add DT sources for AM335x SoC as well as AM335x based
boards.

As compared to previous version, in this version, comment has been
added in dt source file about pinmux details so that user can easily
correlate to that mentioned in TRM. Also author of one of the patch
was actually "Manjunathappa, Prakash", here in this series, authorship
has been made proper.

As pinmux is an SoC specific detail rather than IP specific one,
addition of pin control has been done in a separate patch from
the one in which display timings are added. Also it may aid in
debugging in case of any issues.

This has been tested on AM335x based boards like AM335x EVM and
AM335x EVM-SK.

This series is based on v3.8-rc3.

This series has a dependency on,
1. Series v16 "of: add display helper" by,
	Steffen Trumtrar <s.trumtrar@pengutronix.de>
2. Series v3 "video: da8xx-fb: runtime timing configuration" by,
	me (Afzal Mohammed <afzal@ti.com>)
3. Series v2 "video: da8xx-fb: DT support" by,
	me (Afzal Mohammed <afzal@ti.com>)

To test on AM335x, in addition to the above, following changes,
1. Patch "ARM: AM33XX: clock: SET_RATE_PARENT in lcd path" by,
	me (Afzal Mohammed <afzal@ti.com>)
2. Patch "da8xx: Allow use by am33xx based devices" by,
	Pantelis Antoniou <panto@antoniou-consulting.com>
3. Series "HWMOD fixes for AM33xx PWM submodules and device tree nodes" by,
	Philip, Avinash <avinashphilip@ti.com>
would be required

All above dependencies along with those required for testing is available
 @git://gitorious.org/x0148406-public/linux-kernel.git tags/da8xx-fb-dt-v3.8-rc3

Regards
Afzal

v2: add pinmux comment in dtsi files, correct authorship of one of the
    patch.

Afzal Mohammed (4):
  ARM: dts: AM33XX: Add lcdc node
  ARM: dts: AM33XX: Add am335x-evm lcdc panel timings
  ARM: dts: AM33XX: Add am335x-evmsk lcdc panel timings
  ARM: dts: AM33XX: Add am335x-evmsk lcdc pincontrol info

Manjunathappa, Prakash (1):
  ARM: dts: AM33XX: Add am335x-evm lcdc pincontrol info

 arch/arm/boot/dts/am335x-evm.dts   |   55 +++++++++++++++++++++++++++++++++++-
 arch/arm/boot/dts/am335x-evmsk.dts |   55 +++++++++++++++++++++++++++++++++++-
 arch/arm/boot/dts/am33xx.dtsi      |    8 ++++++
 3 files changed, 116 insertions(+), 2 deletions(-)

-- 
1.7.9.5

^ permalink raw reply	[flat|nested] 6+ messages in thread

* [PATCH v2 1/5] ARM: dts: AM33XX: Add lcdc node
  2013-01-15 13:50 [PATCH v2 0/5] ARM: dts: AM33XX: lcdc support Afzal Mohammed
@ 2013-01-15 13:50 ` Afzal Mohammed
  2013-01-15 13:50 ` [PATCH v2 2/5] ARM: dts: AM33XX: Add am335x-evm lcdc panel timings Afzal Mohammed
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: Afzal Mohammed @ 2013-01-15 13:50 UTC (permalink / raw)
  To: linux-arm-kernel

Add lcdc node.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
---
 arch/arm/boot/dts/am33xx.dtsi |    8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index c2f14e8..432d4bb8 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -385,5 +385,13 @@
 				mac-address = [ 00 00 00 00 00 00 ];
 			};
 		};
+
+		lcdc: lcdc at 4830e000 {
+			compatible = "ti,am3352-lcdc", "ti,da830-lcdc";
+			reg = <0x4830e000 0x1000>;
+			interrupts = <36>;
+			status = "disabled";
+			ti,hwmods = "lcdc";
+		};
 	};
 };
-- 
1.7.9.5

^ permalink raw reply related	[flat|nested] 6+ messages in thread

* [PATCH v2 2/5] ARM: dts: AM33XX: Add am335x-evm lcdc panel timings
  2013-01-15 13:50 [PATCH v2 0/5] ARM: dts: AM33XX: lcdc support Afzal Mohammed
  2013-01-15 13:50 ` [PATCH v2 1/5] ARM: dts: AM33XX: Add lcdc node Afzal Mohammed
@ 2013-01-15 13:50 ` Afzal Mohammed
  2013-01-15 13:50 ` [PATCH v2 3/5] ARM: dts: AM33XX: Add am335x-evm lcdc pincontrol info Afzal Mohammed
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: Afzal Mohammed @ 2013-01-15 13:50 UTC (permalink / raw)
  To: linux-arm-kernel

Update lcdc node with panel timings (typical) for AM335X-EVM.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
---
 arch/arm/boot/dts/am335x-evm.dts |   20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index d649644..a4229aa 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -244,3 +244,23 @@
 &cpsw_emac1 {
 	phy_id = <&davinci_mdio>, <1>;
 };
+
+&lcdc {
+	status = "okay";
+
+	display-timings {
+		800x480p62 {
+			clock-frequency = <30000000>;
+			hactive = <800>;
+			vactive = <480>;
+			hfront-porch = <39>;
+			hback-porch = <39>;
+			hsync-len = <47>;
+			vback-porch = <29>;
+			vfront-porch = <13>;
+			vsync-len = <2>;
+			hsync-active = <1>;
+			vsync-active = <1>;
+		};
+	};
+};
-- 
1.7.9.5

^ permalink raw reply related	[flat|nested] 6+ messages in thread

* [PATCH v2 3/5] ARM: dts: AM33XX: Add am335x-evm lcdc pincontrol info
  2013-01-15 13:50 [PATCH v2 0/5] ARM: dts: AM33XX: lcdc support Afzal Mohammed
  2013-01-15 13:50 ` [PATCH v2 1/5] ARM: dts: AM33XX: Add lcdc node Afzal Mohammed
  2013-01-15 13:50 ` [PATCH v2 2/5] ARM: dts: AM33XX: Add am335x-evm lcdc panel timings Afzal Mohammed
@ 2013-01-15 13:50 ` Afzal Mohammed
  2013-01-15 13:51 ` [PATCH v2 4/5] ARM: dts: AM33XX: Add am335x-evmsk lcdc panel timings Afzal Mohammed
  2013-01-15 13:51 ` [PATCH v2 5/5] ARM: dts: AM33XX: Add am335x-evmsk lcdc pincontrol info Afzal Mohammed
  4 siblings, 0 replies; 6+ messages in thread
From: Afzal Mohammed @ 2013-01-15 13:50 UTC (permalink / raw)
  To: linux-arm-kernel

From: "Manjunathappa, Prakash" <prakash.pm@ti.com>

Update pin mux information for lcd panel on AM335X-EVM

[afzal at ti.com: comment specifying user understandable pinmux details]

Signed-off-by: Manjunathappa, Prakash <prakash.pm@ti.com>
Signed-off-by: Afzal Mohammed <afzal@ti.com>
---

v2: correct authorship, add comment on pinmux

 arch/arm/boot/dts/am335x-evm.dts |   35 ++++++++++++++++++++++++++++++++++-
 1 file changed, 34 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index a4229aa..0527885 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -26,7 +26,7 @@
 
 	am33xx_pinmux: pinmux at 44e10800 {
 		pinctrl-names = "default";
-		pinctrl-0 = <&matrix_keypad_s0 &volume_keys_s0>;
+		pinctrl-0 = <&matrix_keypad_s0 &volume_keys_s0 &lcd_pins_s0>;
 
 		matrix_keypad_s0: matrix_keypad_s0 {
 			pinctrl-single,pins = <
@@ -44,6 +44,39 @@
 				0x154 0x27	/* spi0_d0.gpio0_3, INPUT | MODE7 */
 			>;
 		};
+
+		lcd_pins_s0: lcd_pins_s0 {
+			pinctrl-single,pins = <
+				0x20 0x01	/* gpmc_ad8.lcd_data16, OUTPUT | MODE1 */
+				0x24 0x01	/* gpmc_ad9.lcd_data17, OUTPUT | MODE1 */
+				0x28 0x01	/* gpmc_ad10.lcd_data18, OUTPUT | MODE1 */
+				0x2c 0x01	/* gpmc_ad11.lcd_data19, OUTPUT | MODE1 */
+				0x30 0x01	/* gpmc_ad12.lcd_data20, OUTPUT | MODE1 */
+				0x34 0x01	/* gpmc_ad13.lcd_data21, OUTPUT | MODE1 */
+				0x38 0x01	/* gpmc_ad14.lcd_data22, OUTPUT | MODE1 */
+				0x3c 0x01	/* gpmc_ad15.lcd_data23, OUTPUT | MODE1 */
+				0xa0 0x00	/* lcd_data0.lcd_data0, OUTPUT | MODE0 */
+				0xa4 0x00	/* lcd_data1.lcd_data1, OUTPUT | MODE0 */
+				0xa8 0x00	/* lcd_data2.lcd_data2, OUTPUT | MODE0 */
+				0xac 0x00	/* lcd_data3.lcd_data3, OUTPUT | MODE0 */
+				0xb0 0x00	/* lcd_data4.lcd_data4, OUTPUT | MODE0 */
+				0xb4 0x00	/* lcd_data5.lcd_data5, OUTPUT | MODE0 */
+				0xb8 0x00	/* lcd_data6.lcd_data6, OUTPUT | MODE0 */
+				0xbc 0x00	/* lcd_data7.lcd_data7, OUTPUT | MODE0 */
+				0xc0 0x00	/* lcd_data8.lcd_data8, OUTPUT | MODE0 */
+				0xc4 0x00	/* lcd_data9.lcd_data9, OUTPUT | MODE0 */
+				0xc8 0x00	/* lcd_data10.lcd_data10, OUTPUT | MODE0 */
+				0xcc 0x00	/* lcd_data11.lcd_data11, OUTPUT | MODE0 */
+				0xd0 0x00	/* lcd_data12.lcd_data12, OUTPUT | MODE0 */
+				0xd4 0x00	/* lcd_data13.lcd_data13, OUTPUT | MODE0 */
+				0xd8 0x00	/* lcd_data14.lcd_data14, OUTPUT | MODE0 */
+				0xdc 0x00	/* lcd_data15.lcd_data15, OUTPUT | MODE0 */
+				0xe0 0x00	/* lcd_vsync.lcd_vsync, OUTPUT | MODE0 */
+				0xe4 0x00	/* lcd_hsync.lcd_hsync, OUTPUT | MODE0 */
+				0xe8 0x00	/* lcd_pclk.lcd_pclk, OUTPUT | MODE0 */
+				0xec 0x00	/* lcd_ac_bias_en.lcd_ac_bias_en, OUTPUT | MODE0 */
+			>;
+		};
 	};
 
 	ocp {
-- 
1.7.9.5

^ permalink raw reply related	[flat|nested] 6+ messages in thread

* [PATCH v2 4/5] ARM: dts: AM33XX: Add am335x-evmsk lcdc panel timings
  2013-01-15 13:50 [PATCH v2 0/5] ARM: dts: AM33XX: lcdc support Afzal Mohammed
                   ` (2 preceding siblings ...)
  2013-01-15 13:50 ` [PATCH v2 3/5] ARM: dts: AM33XX: Add am335x-evm lcdc pincontrol info Afzal Mohammed
@ 2013-01-15 13:51 ` Afzal Mohammed
  2013-01-15 13:51 ` [PATCH v2 5/5] ARM: dts: AM33XX: Add am335x-evmsk lcdc pincontrol info Afzal Mohammed
  4 siblings, 0 replies; 6+ messages in thread
From: Afzal Mohammed @ 2013-01-15 13:51 UTC (permalink / raw)
  To: linux-arm-kernel

Update lcdc node with panel timings (typical) for AM335X-EVMSK.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
---
 arch/arm/boot/dts/am335x-evmsk.dts |   20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts
index f5a6162..a7e017b 100644
--- a/arch/arm/boot/dts/am335x-evmsk.dts
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -248,3 +248,23 @@
 		};
 	};
 };
+
+&lcdc {
+	status = "okay";
+
+	display-timings {
+		480x272p57 {
+			clock-frequency = <9000000>;
+			hactive = <480>;
+			vactive = <272>;
+			hfront-porch = <8>;
+			hback-porch = <43>;
+			hsync-len = <4>;
+			vback-porch = <12>;
+			vfront-porch = <4>;
+			vsync-len = <10>;
+			hsync-active = <1>;
+			vsync-active = <1>;
+		};
+	};
+};
-- 
1.7.9.5

^ permalink raw reply related	[flat|nested] 6+ messages in thread

* [PATCH v2 5/5] ARM: dts: AM33XX: Add am335x-evmsk lcdc pincontrol info
  2013-01-15 13:50 [PATCH v2 0/5] ARM: dts: AM33XX: lcdc support Afzal Mohammed
                   ` (3 preceding siblings ...)
  2013-01-15 13:51 ` [PATCH v2 4/5] ARM: dts: AM33XX: Add am335x-evmsk lcdc panel timings Afzal Mohammed
@ 2013-01-15 13:51 ` Afzal Mohammed
  4 siblings, 0 replies; 6+ messages in thread
From: Afzal Mohammed @ 2013-01-15 13:51 UTC (permalink / raw)
  To: linux-arm-kernel

Update pin mux information for lcd panel on AM335X-EVMSK.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
---

v2: add comment on pinmux entries

 arch/arm/boot/dts/am335x-evmsk.dts |   35 ++++++++++++++++++++++++++++++++++-
 1 file changed, 34 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts
index a7e017b..24dde1d 100644
--- a/arch/arm/boot/dts/am335x-evmsk.dts
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -32,7 +32,7 @@
 
 	am33xx_pinmux: pinmux at 44e10800 {
 		pinctrl-names = "default";
-		pinctrl-0 = <&user_leds_s0 &gpio_keys_s0>;
+		pinctrl-0 = <&user_leds_s0 &gpio_keys_s0 &lcd_pins_s0>;
 
 		user_leds_s0: user_leds_s0 {
 			pinctrl-single,pins = <
@@ -51,6 +51,39 @@
 				0x9c 0x27	/* gpmc_ben0_cle.gpio2_5, INPUT | MODE7 */
 			>;
 		};
+
+		lcd_pins_s0: lcd_pins_s0 {
+			pinctrl-single,pins = <
+				0x20 0x01	/* gpmc_ad8.lcd_data16, OUTPUT | MODE1 */
+				0x24 0x01	/* gpmc_ad9.lcd_data17, OUTPUT | MODE1 */
+				0x28 0x01	/* gpmc_ad10.lcd_data18, OUTPUT | MODE1 */
+				0x2c 0x01	/* gpmc_ad11.lcd_data19, OUTPUT | MODE1 */
+				0x30 0x01	/* gpmc_ad12.lcd_data20, OUTPUT | MODE1 */
+				0x34 0x01	/* gpmc_ad13.lcd_data21, OUTPUT | MODE1 */
+				0x38 0x01	/* gpmc_ad14.lcd_data22, OUTPUT | MODE1 */
+				0x3c 0x01	/* gpmc_ad15.lcd_data23, OUTPUT | MODE1 */
+				0xa0 0x00	/* lcd_data0.lcd_data0, OUTPUT | MODE0 */
+				0xa4 0x00	/* lcd_data1.lcd_data1, OUTPUT | MODE0 */
+				0xa8 0x00	/* lcd_data2.lcd_data2, OUTPUT | MODE0 */
+				0xac 0x00	/* lcd_data3.lcd_data3, OUTPUT | MODE0 */
+				0xb0 0x00	/* lcd_data4.lcd_data4, OUTPUT | MODE0 */
+				0xb4 0x00	/* lcd_data5.lcd_data5, OUTPUT | MODE0 */
+				0xb8 0x00	/* lcd_data6.lcd_data6, OUTPUT | MODE0 */
+				0xbc 0x00	/* lcd_data7.lcd_data7, OUTPUT | MODE0 */
+				0xc0 0x00	/* lcd_data8.lcd_data8, OUTPUT | MODE0 */
+				0xc4 0x00	/* lcd_data9.lcd_data9, OUTPUT | MODE0 */
+				0xc8 0x00	/* lcd_data10.lcd_data10, OUTPUT | MODE0 */
+				0xcc 0x00	/* lcd_data11.lcd_data11, OUTPUT | MODE0 */
+				0xd0 0x00	/* lcd_data12.lcd_data12, OUTPUT | MODE0 */
+				0xd4 0x00	/* lcd_data13.lcd_data13, OUTPUT | MODE0 */
+				0xd8 0x00	/* lcd_data14.lcd_data14, OUTPUT | MODE0 */
+				0xdc 0x00	/* lcd_data15.lcd_data15, OUTPUT | MODE0 */
+				0xe0 0x00	/* lcd_vsync.lcd_vsync, OUTPUT | MODE0 */
+				0xe4 0x00	/* lcd_hsync.lcd_hsync, OUTPUT | MODE0 */
+				0xe8 0x00	/* lcd_pclk.lcd_pclk, OUTPUT | MODE0 */
+				0xec 0x00	/* lcd_ac_bias_en.lcd_ac_bias_en, OUTPUT | MODE0 */
+			>;
+		};
 	};
 
 	ocp {
-- 
1.7.9.5

^ permalink raw reply related	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2013-01-15 13:51 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2013-01-15 13:50 [PATCH v2 0/5] ARM: dts: AM33XX: lcdc support Afzal Mohammed
2013-01-15 13:50 ` [PATCH v2 1/5] ARM: dts: AM33XX: Add lcdc node Afzal Mohammed
2013-01-15 13:50 ` [PATCH v2 2/5] ARM: dts: AM33XX: Add am335x-evm lcdc panel timings Afzal Mohammed
2013-01-15 13:50 ` [PATCH v2 3/5] ARM: dts: AM33XX: Add am335x-evm lcdc pincontrol info Afzal Mohammed
2013-01-15 13:51 ` [PATCH v2 4/5] ARM: dts: AM33XX: Add am335x-evmsk lcdc panel timings Afzal Mohammed
2013-01-15 13:51 ` [PATCH v2 5/5] ARM: dts: AM33XX: Add am335x-evmsk lcdc pincontrol info Afzal Mohammed

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