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First series of AT91 fixes for 3.14.

Browse Source 
All of them are DT-related.
 - fixes for typos in i2c and ohci clocks
 - addition of a USB host node for at91sam9n12ek
 - 2 DT documentation updates that have been sent a long time ago
 - a new board based on the sama5d36 SoC
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Merge tag 'at91-fixes' of git://github.com/at91linux/linux-at91 into fixes

From Nicolas Ferre:
First series of AT91 fixes for 3.14.
All of them are DT-related.
- fixes for typos in i2c and ohci clocks
- addition of a USB host node for at91sam9n12ek
- 2 DT documentation updates that have been sent a long time ago
- a new board based on the sama5d36 SoC

* tag 'at91-fixes' of git://github.com/at91linux/linux-at91:
  ARM: at91: add Atmel's SAMA5D3 Xplained board
  spi/atmel: document clock properties
  mmc: atmel-mci: document clock properties
  ARM: at91: enable USB host on at91sam9n12ek board
  ARM: at91/dt: fix sama5d3 ohci hclk clock reference
  ARM: at91/dt: sam9263: fix compatibility string for the I2C

Signed-off-by: Kevin Hilman <khilman@linaro.org>
This commit is contained in:
Kevin Hilman 2014-02-10 10:39:27 -08:00
commit 8760f7990a
7 changed files with 246 additions and 2 deletions
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5
Documentation/devicetree/bindings/mmc/atmel-hsmci.txt
View File

@ -13,6 +13,9 @@ Required properties:
- #address-cells: should be one. The cell is the slot id.
- #size-cells: should be zero.
- at least one slot node
- clock-names: tuple listing input clock names.
Required elements: "mci_clk"
- clocks: phandles to input clocks.
The node contains child nodes for each slot that the platform uses
@ -24,6 +27,8 @@ mmc0: mmc@f0008000 {
interrupts = <12 4>;
#address-cells = <1>;
#size-cells = <0>;
clock-names = "mci_clk";
clocks = <&mci0_clk>;
[ child node definitions...]
};

5
Documentation/devicetree/bindings/spi/spi_atmel.txt
View File

@ -5,6 +5,9 @@ Required properties:
- reg: Address and length of the register set for the device
- interrupts: Should contain spi interrupt
- cs-gpios: chipselects
- clock-names: tuple listing input clock names.
Required elements: "spi_clk"
- clocks: phandles to input clocks.
Example:
@ -14,6 +17,8 @@ spi1: spi@fffcc000 {
interrupts = <13 4 5>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&spi1_clk>;
clock-names = "spi_clk";
cs-gpios = <&pioB 3 0>;
status = "okay";

1
arch/arm/boot/dts/Makefile
View File

@ -38,6 +38,7 @@ dtb-$(CONFIG_ARCH_AT91) += at91sam9g35ek.dtb
dtb-$(CONFIG_ARCH_AT91) += at91sam9x25ek.dtb
dtb-$(CONFIG_ARCH_AT91) += at91sam9x35ek.dtb
# sama5d3
dtb-$(CONFIG_ARCH_AT91) += at91-sama5d3_xplained.dtb
dtb-$(CONFIG_ARCH_AT91) += sama5d31ek.dtb
dtb-$(CONFIG_ARCH_AT91) += sama5d33ek.dtb
dtb-$(CONFIG_ARCH_AT91) += sama5d34ek.dtb

229
arch/arm/boot/dts/at91-sama5d3_xplained.dts Normal file
View File

@ -0,0 +1,229 @@
/*
* at91-sama5d3_xplained.dts - Device Tree file for the SAMA5D3 Xplained board
*
* Copyright (C) 2014 Atmel,
* 2014 Nicolas Ferre <nicolas.ferre@atmel.com>
*
* Licensed under GPLv2 or later.
*/
/dts-v1/;
#include "sama5d36.dtsi"
/ {
model = "SAMA5D3 Xplained";
compatible = "atmel,sama5d3-xplained", "atmel,sama5d3", "atmel,sama5";
chosen {
bootargs = "console=ttyS0,115200";
};
memory {
reg = <0x20000000 0x10000000>;
};
ahb {
apb {
mmc0: mmc@f0000000 {
pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_dat4_7 &pinctrl_mmc0_cd>;
status = "okay";
slot@0 {
reg = <0>;
bus-width = <8>;
cd-gpios = <&pioE 0 GPIO_ACTIVE_LOW>;
};
};
spi0: spi@f0004000 {
cs-gpios = <&pioD 13 0>;
status = "okay";
};
can0: can@f000c000 {
status = "okay";
};
i2c0: i2c@f0014000 {
status = "okay";
};
i2c1: i2c@f0018000 {
status = "okay";
};
macb0: ethernet@f0028000 {
phy-mode = "rgmii";
status = "okay";
};
usart0: serial@f001c000 {
status = "okay";
};
usart1: serial@f0020000 {
pinctrl-0 = <&pinctrl_usart1 &pinctrl_usart1_rts_cts>;
status = "okay";
};
uart0: serial@f0024000 {
status = "okay";
};
mmc1: mmc@f8000000 {
pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>;
status = "okay";
slot@0 {
reg = <0>;
bus-width = <4>;
cd-gpios = <&pioE 1 GPIO_ACTIVE_HIGH>;
};
};
spi1: spi@f8008000 {
cs-gpios = <&pioC 25 0>, <0>, <0>, <&pioD 16 0>;
status = "okay";
};
adc0: adc@f8018000 {
pinctrl-0 = <
&pinctrl_adc0_adtrg
&pinctrl_adc0_ad0
&pinctrl_adc0_ad1
&pinctrl_adc0_ad2
&pinctrl_adc0_ad3
&pinctrl_adc0_ad4
&pinctrl_adc0_ad5
&pinctrl_adc0_ad6
&pinctrl_adc0_ad7
&pinctrl_adc0_ad8
&pinctrl_adc0_ad9
>;
status = "okay";
};
i2c2: i2c@f801c000 {
dmas = <0>, <0>; /* Do not use DMA for i2c2 */
status = "okay";
};
macb1: ethernet@f802c000 {
phy-mode = "rmii";
status = "okay";
};
dbgu: serial@ffffee00 {
status = "okay";
};
pinctrl@fffff200 {
board {
pinctrl_mmc0_cd: mmc0_cd {
atmel,pins =
<AT91_PIOE 0 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
};
pinctrl_mmc1_cd: mmc1_cd {
atmel,pins =
<AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
};
pinctrl_usba_vbus: usba_vbus {
atmel,pins =
<AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PE9, conflicts with A9 */
};
};
};
pmc: pmc@fffffc00 {
main: mainck {
clock-frequency = <12000000>;
};
};
};
nand0: nand@60000000 {
nand-bus-width = <8>;
nand-ecc-mode = "hw";
atmel,has-pmecc;
atmel,pmecc-cap = <4>;
atmel,pmecc-sector-size = <512>;
nand-on-flash-bbt;
status = "okay";
at91bootstrap@0 {
label = "at91bootstrap";
reg = <0x0 0x40000>;
};
bootloader@40000 {
label = "bootloader";
reg = <0x40000 0x80000>;
};
bootloaderenv@c0000 {
label = "bootloader env";
reg = <0xc0000 0xc0000>;
};
dtb@180000 {
label = "device tree";
reg = <0x180000 0x80000>;
};
kernel@200000 {
label = "kernel";
reg = <0x200000 0x600000>;
};
rootfs@800000 {
label = "rootfs";
reg = <0x800000 0x0f800000>;
};
};
usb0: gadget@00500000 {
atmel,vbus-gpio = <&pioE 9 GPIO_ACTIVE_HIGH>; /* PE9, conflicts with A9 */
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usba_vbus>;
status = "okay";
};
usb1: ohci@00600000 {
num-ports = <3>;
atmel,vbus-gpio = <0
&pioE 3 GPIO_ACTIVE_LOW
&pioE 4 GPIO_ACTIVE_LOW
>;
status = "okay";
};
usb2: ehci@00700000 {
status = "okay";
};
};
gpio_keys {
compatible = "gpio-keys";
bp3 {
label = "PB_USER";
gpios = <&pioE 29 GPIO_ACTIVE_LOW>;
linux,code = <0x104>;
gpio-key,wakeup;
};
};
leds {
compatible = "gpio-leds";
d2 {
label = "d2";
gpios = <&pioE 23 GPIO_ACTIVE_LOW>; /* PE23, conflicts with A23, CTS2 */
linux,default-trigger = "heartbeat";
};
d3 {
label = "d3";
gpios = <&pioE 24 GPIO_ACTIVE_HIGH>;
};
};
};

2
arch/arm/boot/dts/at91sam9263.dtsi
View File

@ -523,7 +523,7 @@
};
i2c0: i2c@fff88000 {
compatible = "atmel,at91sam9263-i2c";
compatible = "atmel,at91sam9260-i2c";
reg = <0xfff88000 0x100>;
interrupts = <13 IRQ_TYPE_LEVEL_HIGH 6>;
#address-cells = <1>;

4
arch/arm/boot/dts/at91sam9n12ek.dts
View File

@ -124,6 +124,10 @@
nand-on-flash-bbt;
status = "okay";
};
usb0: ohci@00500000 {
status = "okay";
};
};
leds {

2
arch/arm/boot/dts/sama5d3.dtsi
View File

@ -1228,7 +1228,7 @@
compatible = "atmel,at91rm9200-ohci", "usb-ohci";
reg = <0x00600000 0x100000>;
interrupts = <32 IRQ_TYPE_LEVEL_HIGH 2>;
clocks = <&usb>, <&uhphs_clk>, <&udphs_clk>,
clocks = <&usb>, <&uhphs_clk>, <&uhphs_clk>,
<&uhpck>;
clock-names = "usb_clk", "ohci_clk", "hclk", "uhpck";
status = "disabled";