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Message-Id: <1389270709-32662-4-git-send-email-jjhiblot@traphandler.com>
Date: Thu, 9 Jan 2014 13:31:40 +0100
From: Jean-Jacques Hiblot <jjhiblot@...phandler.com>
To: nicolas.ferre@...el.com, b.brezillon@...rkiz.com, arnd@...db.de
Cc: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
Jean-Jacques Hiblot <jjhiblot@...phandler.com>
Subject: [PATCH v2 03/12] at91: dt: sam9261: Added support for the lcd display
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@...phandler.com>
---
arch/arm/boot/dts/at91sam9261.dtsi | 37 ++++++++++++++++++++++++++++++++++++-
arch/arm/boot/dts/at91sam9261ek.dts | 31 +++++++++++++++++++++++++++++++
arch/arm/mach-at91/at91sam9261.c | 1 +
3 files changed, 68 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/at91sam9261.dtsi b/arch/arm/boot/dts/at91sam9261.dtsi
index 773c3d6..cd219b9 100644
--- a/arch/arm/boot/dts/at91sam9261.dtsi
+++ b/arch/arm/boot/dts/at91sam9261.dtsi
@@ -290,7 +290,33 @@
atmel,pins = <AT91_PIOC 24 AT91_PERIPH_B AT91_PINCTRL_NONE>;
};
};
-
+ fb {
+ pinctrl_fb: fb-0 {
+ atmel,pins =
+ <AT91_PIOB 1 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB1 periph A */
+ AT91_PIOB 2 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB2 periph A */
+ AT91_PIOB 3 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB3 periph A */
+ AT91_PIOB 7 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB7 periph A */
+ AT91_PIOB 8 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB8 periph A */
+ AT91_PIOB 9 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB9 periph A */
+ AT91_PIOB 10 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB10 periph A */
+ AT91_PIOB 11 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB11 periph A */
+ AT91_PIOB 12 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB12 periph A */
+ AT91_PIOB 15 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB15 periph A */
+ AT91_PIOB 16 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB16 periph A */
+ AT91_PIOB 17 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB17 periph A */
+ AT91_PIOB 18 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB18 periph A */
+ AT91_PIOB 19 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB19 periph A */
+ AT91_PIOB 20 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB20 periph A */
+ AT91_PIOB 23 AT91_PERIPH_B AT91_PINCTRL_NONE /* PB23 periph B */
+ AT91_PIOB 24 AT91_PERIPH_B AT91_PINCTRL_NONE /* PB24 periph B */
+ AT91_PIOB 25 AT91_PERIPH_B AT91_PINCTRL_NONE /* PB25 periph B */
+ AT91_PIOB 26 AT91_PERIPH_B AT91_PINCTRL_NONE /* PB26 periph B */
+ AT91_PIOB 27 AT91_PERIPH_B AT91_PINCTRL_NONE /* PB27 periph B */
+ AT91_PIOB 28 AT91_PERIPH_B AT91_PINCTRL_NONE /* PB28 periph B */
+ >;
+ };
+ };
pioA: gpio@...ff400 {
compatible = "atmel,at91rm9200-gpio";
reg = <0xfffff400 0x200>;
@@ -436,6 +462,15 @@
};
};
+ fb0: fb@...0600000 {
+ compatible = "atmel,at91sam9261-lcdc";
+ reg = <0x00600000 0x1000>;
+ interrupts = <21 IRQ_TYPE_LEVEL_HIGH 3>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_fb>;
+ status = "disabled";
+ };
+
nand0: nand@...00000 {
compatible = "atmel,at91rm9200-nand";
#address-cells = <1>;
diff --git a/arch/arm/boot/dts/at91sam9261ek.dts b/arch/arm/boot/dts/at91sam9261ek.dts
index f3d22a9..03c05fc 100644
--- a/arch/arm/boot/dts/at91sam9261ek.dts
+++ b/arch/arm/boot/dts/at91sam9261ek.dts
@@ -52,6 +52,37 @@
reg = <0x0 0x20000>;
};
};
+
+ fb0: fb@...0600000 {
+ display = <&display0>;
+ status = "okay";
+ atmel,power-control-gpio = <&pioA 12 GPIO_ACTIVE_LOW>;
+ display0: display {
+ bits-per-pixel = <16>;
+ atmel,lcdcon-backlight;
+ atmel,dmacon = <0x1>;
+ atmel,lcdcon2 = <0x80008002>;
+ atmel,guard-time = <1>;
+ atmel,lcd-wiring-mode = "BRG";
+
+ display-timings {
+ native-mode = <&timing0>;
+ timing0: timing0 {
+ clock-frequency = <4965000>;
+ hactive = <240>;
+ vactive = <320>;
+ hback-porch = <1>;
+ hfront-porch = <33>;
+ vback-porch = <1>;
+ vfront-porch = <0>;
+ hsync-len = <5>;
+ vsync-len = <1>;
+ hsync-active = <1>;
+ vsync-active = <1>;
+ };
+ };
+ };
+ };
};
leds {
diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c
index 200d17a..a67bfe6 100644
--- a/arch/arm/mach-at91/at91sam9261.c
+++ b/arch/arm/mach-at91/at91sam9261.c
@@ -197,6 +197,7 @@ static struct clk_lookup periph_clocks_lookups[] = {
/* more tc lookup table for DT entries */
CLKDEV_CON_DEV_ID("t0_clk", "fffa0000.timer", &tc0_clk),
CLKDEV_CON_DEV_ID("hclk", "500000.ohci", &ohci_clk),
+ CLKDEV_CON_DEV_ID("hclk", "600000.fb", &hck1),
CLKDEV_CON_DEV_ID("spi_clk", "fffc8000.spi", &spi0_clk),
CLKDEV_CON_DEV_ID("spi_clk", "fffcc000.spi", &spi1_clk),
CLKDEV_CON_DEV_ID("mci_clk", "fffa8000.mmc", &mmc_clk),
--
1.8.5.2
--
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