armbian/sunxi-DT-overlays
0
0
Fork 0
mirror of https://github.com/armbian/sunxi-DT-overlays.git synced 2026-01-06 10:14:43 -08:00
Code Issues Packages Projects Releases Wiki Activity

Move ds1307 and mcp2515 overlays to examples

Browse Source
This commit is contained in:
zador-blood-stained
2017-05-16 16:40:56 +03:00
parent 0ff3217056
commit f8e75d25f9
18 changed files with 28 additions and 746 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
examples/sun8i-h3-i2c-apds9960.dts
View File

@@ -5,13 +5,6 @@
compatible = "allwinner,sun8i-h3";
fragment@0 {
target-path = "/aliases";
__overlay__ {
i2c0 = "/soc/i2c@01c2ac00";
};
};
fragment@1 {
target = <&pio>;
__overlay__ {
apds9960_pin_irq: apds9960_pin_irq {
@@ -22,7 +15,7 @@
};
};
fragment@2 {
fragment@1 {
target = <&i2c0>;
__overlay__ {
#address-cells = <1>;

20
examples/sun8i-h3-i2c-ds1307.dts Normal file
View File

@@ -0,0 +1,20 @@
/dts-v1/;
/plugin/;
/ {
compatible = "allwinner,sun8i-h3";
fragment@0 {
target = <&i2c0>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
ds1307@68 {
compatible = "dallas,ds1307";
reg = <0x68>;
status = "okay";
};
};
};
};

9
examples/sun8i-h3-i2c-pca8574.dts
View File

@@ -5,13 +5,6 @@
compatible = "allwinner,sun8i-h3";
fragment@0 {
target-path = "/aliases";
__overlay__ {
i2c0 = "/soc/i2c@01c2ac00";
};
};
fragment@1 {
/* This fragment is required only if using interrupts */
target = <&pio>;
__overlay__ {
@@ -23,7 +16,7 @@
};
};
fragment@2 {
fragment@1 {
target = <&i2c0>;
__overlay__ {
#address-cells = <1>;

9
examples/sun8i-h3-spi-ad9833.dts
View File

@@ -5,13 +5,6 @@
compatible = "allwinner,sun8i-h3";
fragment@0 {
target-path = "/aliases";
__overlay__ {
spi0 = "/soc/spi@01c68000";
};
};
fragment@1 {
target-path = "/clocks";
__overlay__ {
#address-cells = <1>;
@@ -24,7 +17,7 @@
};
};
fragment@2 {
fragment@1 {
target = <&spi0>;
__overlay__ {
#address-cells = <1>;

9
examples/sun8i-h3-spi-ads7846.dts
View File

@@ -5,13 +5,6 @@
compatible = "allwinner,sun8i-h3";
fragment@0 {
target-path = "/aliases";
__overlay__ {
spi0 = "/soc/spi@01c68000";
};
};
fragment@1 {
target = <&pio>;
__overlay__ {
ads7846_pins: ads7846_pins {
@@ -21,7 +14,7 @@
};
};
fragment@2 {
fragment@1 {
target = <&spi0>;
__overlay__ {
#address-cells = <1>;

7
examples/sun8i-h3-spi-double-spidev.dts
View File

@@ -5,13 +5,6 @@
compatible = "allwinner,sun8i-h3";
fragment@0 {
target-path = "/aliases";
__overlay__ {
spi0 = "/soc/spi@01c68000";
};
};
fragment@1 {
target = <&spi0>;
__overlay__ {
#address-cells = <1>;

34
sun8i-h3/sun8i-h3-spi-mcp2515.dts → examples/sun8i-h3-spi-mcp2515.dts
View File

@@ -7,14 +7,6 @@
compatible = "allwinner,sun8i-h3";
fragment@0 {
target-path = "/aliases";
__overlay__ {
spi0 = "/soc/spi@01c68000";
spi1 = "/soc/spi@01c69000";
};
};
fragment@1 {
target-path = "/clocks";
__overlay__ {
#address-cells = <1>;
@@ -27,7 +19,7 @@
};
};
fragment@2 {
fragment@1 {
target = <&pio>;
__overlay__ {
can0_pin_irq: can0_pin_irq {
@@ -38,11 +30,12 @@
};
};
fragment@3 {
fragment@2 {
target = <&spi0>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
mcp2515 {
reg = <0>;
compatible = "microchip,mcp2515";
@@ -52,26 +45,7 @@
interrupt-parent = <&pio>;
interrupts = <0 7 IRQ_TYPE_EDGE_FALLING>; /* PA7 */
clocks = <&can0_osc_fixed>;
status = "disabled";
};
};
};
fragment@4 {
target = <&spi1>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
mcp2515 {
reg = <0>;
compatible = "microchip,mcp2515";
pinctrl-names = "default";
pinctrl-0 = <&can0_pin_irq>;
spi-max-frequency = <10000000>;
interrupt-parent = <&pio>;
interrupts = <0 7 IRQ_TYPE_EDGE_FALLING>; /* PA7 */
clocks = <&can0_osc_fixed>;
status = "disabled";
status = "okay";
};
};
};

54
sun4i-a10/README.sun4i-a10-overlays
View File

@@ -22,13 +22,11 @@ I2C bus 0 is used for the AXP209 PMIC
- can
- i2c1
- i2c2
- i2c-ds1307
- nand
- pps-gpio
- pwm
- spdif-out
- spi-jedec-nor
- spi-mcp2515
- spi-spidev
- uart1
- uart2
@@ -64,17 +62,6 @@ Activates TWI/I2C bus 2
I2C2 pins (SCL, SDA): PB20, PB21
### i2c-ds1307
Activates Maxim/Dallas DS1307 RTC support
Parameters:
param_ds1307_i2c_bus (int)
I2C bus RTC is connected to
Required
Supported values: 0, 1, 2
### nand
Activates NAND controller
@@ -153,47 +140,6 @@ param_spinor_max_freq (int)
Default: 1000000
Range: 3000 - 100000000
### spi-mcp2515
Activates mcp2515 SPI CAN controller connected to SPI bus
SPI 0 pins (MOSI, MISO, SCK, CS0, CS1): PI12, PI13, PI11, PI10, PI14
SPI 1 pins (MOSI, MISO, SCK, CS0): PI18, PI19, PI17, PI16
SPI 2 pins a (MOSI, MISO, SCK, CS0): PC21, PC22, PC20, PC19
SPI 2 pins b (MOSI, MISO, SCK, CS0): PB16, PB17, PB15, PB14
Parameters:
param_mcp2515_spi_bus (int)
SPI bus to activate mcp2515 support on
Required
Supported values: 0, 1, 2
param_mcp2515_max_freq (int)
Maximum SPI frequency
Optional
Default: 10000000
Range: 3000 - 100000000
param_spi2_bus_pins (char)
SPI bus 2 pinmux variant
Optional
Default: a
Supported values: a, b
Determines what pins SPI bus 2 is exposed on if SPI 2 is used by any overlay
param_mcp2515_clk_freq (int)
Onboard oscillator clock frequency
Optional
Default: 8000000
Typical values: 8000000, 16000000
param_mcp2515_int_pin (pin)
Interrupt pin
Optional
Default: PH15
Selected pin should support interrupts (EINT)
### spi-spidev
Activates SPIdev device node (/dev/spidevX.Y) for userspace SPI access,

35
sun4i-a10/sun4i-a10-fixup.scr-cmd
View File

@@ -27,26 +27,6 @@ if test -n "${param_spinor_spi_bus}"; then
env delete tmp_spi_path
fi
if test -n "${param_mcp2515_spi_bus}"; then
test "${param_mcp2515_spi_bus}" = "0" && setenv tmp_spi_path "spi@01c05000"
test "${param_mcp2515_spi_bus}" = "1" && setenv tmp_spi_path "spi@01c06000"
test "${param_mcp2515_spi_bus}" = "2" && setenv tmp_spi_path "spi@01c17000"
fdt set /soc@01c00000/${tmp_spi_path} status "okay"
fdt set /soc@01c00000/${tmp_spi_path}/mcp2515 status "okay"
if test -n "${param_mcp2515_max_freq}"; then
fdt set /soc@01c00000/${tmp_spi_path}/mcp2515 spi-max-frequency "<${param_mcp2515_max_freq}>"
fi
if test -n "${param_mcp2515_int_pin}"; then
setenv tmp_bank "${param_mcp2515_int_pin}"
setenv tmp_pin "${param_mcp2515_int_pin}"
run decompose_pin
fdt set /soc@01c00000/pinctrl@01c20800/can0_pin_irq pins "${param_mcp2515_int_pin}"
fdt set /soc@01c00000/${tmp_spi_path}/mcp2515 interrupts "<${tmp_bank} ${tmp_pin} 0x2>"
env delete tmp_pin tmp_bank tmp_spi_path
fi
env delete tmp_spi_path
fi
if test -n "${param_spidev_spi_bus}"; then
test "${param_spidev_spi_bus}" = "0" && setenv tmp_spi_path "spi@01c05000"
test "${param_spidev_spi_bus}" = "1" && setenv tmp_spi_path "spi@01c06000"
@@ -59,21 +39,6 @@ if test -n "${param_spidev_spi_bus}"; then
env delete tmp_spi_path
fi
if test -n "${param_mcp2515_clk_freq}"; then
fdt set /clocks/can0_osc_fixed clock-frequency "<${param_mcp2515_clk_freq}>"
fi
if test -n "${param_ds1307_i2c_bus}"; then
test "${param_ds1307_i2c_bus}" = "0" && setenv tmp_i2c_path "i2c@01c2ac00"
test "${param_ds1307_i2c_bus}" = "1" && setenv tmp_i2c_path "i2c@01c2b000"
test "${param_ds1307_i2c_bus}" = "2" && setenv tmp_i2c_path "i2c@01c2b400"
test "${param_ds1307_i2c_bus}" = "3" && setenv tmp_i2c_path "i2c@01c2b800"
test "${param_ds1307_i2c_bus}" = "4" && setenv tmp_i2c_path "i2c@01c2c000"
fdt set /soc@01c00000/${tmp_i2c_path} status "okay"
fdt set /soc@01c00000/${tmp_i2c_path}/ds1307@68 status "okay"
env delete tmp_i2c_path
fi
if test "${param_spi2_bus_pins}" = "b"; then
fdt get value tmp_phandle1 /soc@01c00000/pinctrl@01c20800/spi2@1 phandle
fdt get value tmp_phandle2 /soc@01c00000/pinctrl@01c20800/spi2_cs0@1 phandle

54
sun4i-a10/sun4i-a10-i2c-ds1307.dts
View File

@@ -1,54 +0,0 @@
/dts-v1/;
/plugin/;
/ {
compatible = "allwinner,sun4i-a10";
fragment@0 {
target-path = "/aliases";
__overlay__ {
i2c0 = "/soc@01c00000/i2c@01c2ac00";
i2c1 = "/soc@01c00000/i2c@01c2b000";
i2c2 = "/soc@01c00000/i2c@01c2b400";
};
};
fragment@1 {
target = <&i2c0>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
ds1307@68 {
compatible = "dallas,ds1307";
reg = <0x68>;
status = "disabled";
};
};
};
fragment@2 {
target = <&i2c1>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
ds1307@68 {
compatible = "dallas,ds1307";
reg = <0x68>;
status = "disabled";
};
};
};
fragment@3 {
target = <&i2c2>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
ds1307@68 {
compatible = "dallas,ds1307";
reg = <0x68>;
status = "disabled";
};
};
};
};

106
sun4i-a10/sun4i-a10-spi-mcp2515.dts
View File

@@ -1,106 +0,0 @@
/dts-v1/;
/plugin/;
#include <dt-bindings/interrupt-controller/irq.h>
/ {
compatible = "allwinner,sun4i-a10";
fragment@0 {
target-path = "/aliases";
__overlay__ {
spi1 = "/soc/spi@01c06000";
spi2 = "/soc/spi@01c17000";
spi3 = "/soc/spi@01c1f000";
};
};
fragment@1 {
target-path = "/clocks";
__overlay__ {
#address-cells = <1>;
#size-cells = <1>;
can0_osc_fixed: can0_osc_fixed {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <8000000>;
};
};
};
fragment@2 {
target = <&pio>;
__overlay__ {
can0_pin_irq: can0_pin_irq {
pins = "PH15";
function = "irq";
bias-pull-up;
};
};
};
fragment@3 {
target = <&spi0>;
__overlay__ {
pinctrl-names = "default", "default";
pinctrl-0 = <&spi0_pins_a>;
pinctrl-1 = <&spi0_cs0_pins_a>;
#address-cells = <1>;
#size-cells = <0>;
mcp2515 {
reg = <0>;
compatible = "microchip,mcp2515";
pinctrl-names = "default";
pinctrl-0 = <&can0_pin_irq>;
spi-max-frequency = <10000000>;
interrupt-parent = <&pio>;
interrupts = <7 15 IRQ_TYPE_EDGE_FALLING>; /* PH15 */
clocks = <&can0_osc_fixed>;
status = "disabled";
};
};
};
fragment@4 {
target = <&spi1>;
__overlay__ {
pinctrl-names = "default";
pinctrl-0 = <&spi1_pins_a>, <&spi1_cs0_pins_a>;
#address-cells = <1>;
#size-cells = <0>;
mcp2515 {
reg = <0>;
compatible = "microchip,mcp2515";
pinctrl-names = "default";
pinctrl-0 = <&can0_pin_irq>;
spi-max-frequency = <10000000>;
interrupt-parent = <&pio>;
interrupts = <7 15 IRQ_TYPE_EDGE_FALLING>; /* PH15 */
clocks = <&can0_osc_fixed>;
status = "disabled";
};
};
};
fragment@5 {
target = <&spi2>;
__overlay__ {
pinctrl-names = "default", "default";
pinctrl-0 = <&spi2_pins_a>;
pinctrl-1 = <&spi2_cs0_pins_a>;
#address-cells = <1>;
#size-cells = <0>;
mcp2515 {
reg = <0>;
compatible = "microchip,mcp2515";
pinctrl-names = "default";
pinctrl-0 = <&can0_pin_irq>;
spi-max-frequency = <10000000>;
interrupt-parent = <&pio>;
interrupts = <7 15 IRQ_TYPE_EDGE_FALLING>; /* PH15 */
clocks = <&can0_osc_fixed>;
status = "disabled";
};
};
};
};

61
sun7i-a20/README.sun7i-a20-overlays
View File

@@ -24,7 +24,6 @@ I2C bus 0 is used for the AXP209 PMIC
- i2c2
- i2c3
- i2c4
- i2c-ds1307
- mmc2
- nand
- pps-gpio
@@ -32,7 +31,6 @@ I2C bus 0 is used for the AXP209 PMIC
- spdif-out
- spi-add-cs1
- spi-jedec-nor
- spi-mcp2515
- spi-spidev
- uart1
- uart2
@@ -80,17 +78,6 @@ Activates TWI/I2C bus 4
I2C4 pins (SCL, SDA): PI2, PI3
### i2c-ds1307
Activates Maxim/Dallas DS1307 RTC support
Parameters:
param_ds1307_i2c_bus (int)
I2C bus RTC is connected to
Required
Supported values: 0, 1, 2, 3, 4
### mmc2
Activates SD/MMC controller 2. To be used on boards with second SD slot, eMMC
@@ -203,54 +190,6 @@ param_spinor_max_freq (int)
Default: 1000000
Range: 3000 - 100000000
### spi-mcp2515
Activates mcp2515 SPI CAN controller connected to SPI bus
SPI 0 pins (MOSI, MISO, SCK, CS0, CS1): PI12, PI13, PI11, PI10, PI14
SPI 1 pins (MOSI, MISO, SCK, CS0): PI18, PI19, PI17, PI16
SPI 2 pins a (MOSI, MISO, SCK, CS0): PC21, PC22, PC20, PC19
SPI 2 pins b (MOSI, MISO, SCK, CS0): PB16, PB17, PB15, PB14
Parameters:
param_mcp2515_spi_bus (int)
SPI bus to activate mcp2515 support on
Required
Supported values: 0, 1, 2
param_mcp2515_spi_cs (int)
SPI chip select number for MCP2515 connected to SPI bus 0
Optional
Default: 0
Supported values: 0, 1
Using chip select 1 on SPI 0 requires using "spi-add-cs1" overlay
param_mcp2515_max_freq (int)
Maximum SPI frequency
Optional
Default: 10000000
Range: 3000 - 100000000
param_spi2_bus_pins (char)
SPI bus 2 pinmux variant
Optional
Default: a
Supported values: a, b
Determines what pins SPI bus 2 is exposed on if SPI 2 is used by any overlay
param_mcp2515_clk_freq (int)
Onboard oscillator clock frequency
Optional
Default: 8000000
Typical values: 8000000, 16000000
param_mcp2515_int_pin (pin)
Interrupt pin
Optional
Default: PH15
Selected pin should support interrupts (EINT)
### spi-spidev
Activates SPIdev device node (/dev/spidevX.Y) for userspace SPI access,

38
sun7i-a20/sun7i-a20-fixup.scr-cmd
View File

@@ -30,29 +30,6 @@ if test -n "${param_spinor_spi_bus}"; then
env delete tmp_spi_path
fi
if test -n "${param_mcp2515_spi_bus}"; then
test "${param_mcp2515_spi_bus}" = "0" && setenv tmp_spi_path "spi@01c05000"
test "${param_mcp2515_spi_bus}" = "1" && setenv tmp_spi_path "spi@01c06000"
test "${param_mcp2515_spi_bus}" = "2" && setenv tmp_spi_path "spi@01c17000"
fdt set /soc@01c00000/${tmp_spi_path} status "okay"
fdt set /soc@01c00000/${tmp_spi_path}/mcp2515 status "okay"
if test -n "${param_mcp2515_max_freq}"; then
fdt set /soc@01c00000/${tmp_spi_path}/mcp2515 spi-max-frequency "<${param_mcp2515_max_freq}>"
fi
if test "${param_mcp2515_spi_bus}" = "0" && test "${param_mcp2515_spi_cs}" = "1"; then
fdt set /soc@01c00000/${tmp_spi_path}/mcp2515 reg "<1>"
fi
if test -n "${param_mcp2515_int_pin}"; then
setenv tmp_bank "${param_mcp2515_int_pin}"
setenv tmp_pin "${param_mcp2515_int_pin}"
run decompose_pin
fdt set /soc@01c00000/pinctrl@01c20800/can0_pin_irq pins "${param_mcp2515_int_pin}"
fdt set /soc@01c00000/${tmp_spi_path}/mcp2515 interrupts "<${tmp_bank} ${tmp_pin} 0x2>"
env delete tmp_pin tmp_bank tmp_spi_path
fi
env delete tmp_spi_path
fi
if test -n "${param_spidev_spi_bus}"; then
test "${param_spidev_spi_bus}" = "0" && setenv tmp_spi_path "spi@01c05000"
test "${param_spidev_spi_bus}" = "1" && setenv tmp_spi_path "spi@01c06000"
@@ -68,21 +45,6 @@ if test -n "${param_spidev_spi_bus}"; then
env delete tmp_spi_path
fi
if test -n "${param_mcp2515_clk_freq}"; then
fdt set /clocks/can0_osc_fixed clock-frequency "<${param_mcp2515_clk_freq}>"
fi
if test -n "${param_ds1307_i2c_bus}"; then
test "${param_ds1307_i2c_bus}" = "0" && setenv tmp_i2c_path "i2c@01c2ac00"
test "${param_ds1307_i2c_bus}" = "1" && setenv tmp_i2c_path "i2c@01c2b000"
test "${param_ds1307_i2c_bus}" = "2" && setenv tmp_i2c_path "i2c@01c2b400"
test "${param_ds1307_i2c_bus}" = "3" && setenv tmp_i2c_path "i2c@01c2b800"
test "${param_ds1307_i2c_bus}" = "4" && setenv tmp_i2c_path "i2c@01c2c000"
fdt set /soc@01c00000/${tmp_i2c_path} status "okay"
fdt set /soc@01c00000/${tmp_i2c_path}/ds1307@68 status "okay"
env delete tmp_i2c_path
fi
if test "${param_spi2_bus_pins}" = "b"; then
fdt get value tmp_phandle1 /soc@01c00000/pinctrl@01c20800/spi2@1 phandle
fdt get value tmp_phandle2 /soc@01c00000/pinctrl@01c20800/spi2_cs0@1 phandle

82
sun7i-a20/sun7i-a20-i2c-ds1307.dts
View File

@@ -1,82 +0,0 @@
/dts-v1/;
/plugin/;
/ {
compatible = "allwinner,sun7i-a20";
fragment@0 {
target-path = "/aliases";
__overlay__ {
i2c0 = "/soc@01c00000/i2c@01c2ac00";
i2c1 = "/soc@01c00000/i2c@01c2b000";
i2c2 = "/soc@01c00000/i2c@01c2b400";
i2c3 = "/soc@01c00000/i2c@01c2b800";
i2c4 = "/soc@01c00000/i2c@01c2c000";
};
};
fragment@1 {
target = <&i2c0>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
ds1307@68 {
compatible = "dallas,ds1307";
reg = <0x68>;
status = "disabled";
};
};
};
fragment@2 {
target = <&i2c1>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
ds1307@68 {
compatible = "dallas,ds1307";
reg = <0x68>;
status = "disabled";
};
};
};
fragment@3 {
target = <&i2c2>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
ds1307@68 {
compatible = "dallas,ds1307";
reg = <0x68>;
status = "disabled";
};
};
};
fragment@4 {
target = <&i2c3>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
ds1307@68 {
compatible = "dallas,ds1307";
reg = <0x68>;
status = "disabled";
};
};
};
fragment@5 {
target = <&i2c4>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
ds1307@68 {
compatible = "dallas,ds1307";
reg = <0x68>;
status = "disabled";
};
};
};
};

106
sun7i-a20/sun7i-a20-spi-mcp2515.dts
View File

@@ -1,106 +0,0 @@
/dts-v1/;
/plugin/;
#include <dt-bindings/interrupt-controller/irq.h>
/ {
compatible = "allwinner,sun7i-a20";
fragment@0 {
target-path = "/aliases";
__overlay__ {
spi1 = "/soc/spi@01c06000";
spi2 = "/soc/spi@01c17000";
spi3 = "/soc/spi@01c1f000";
};
};
fragment@1 {
target-path = "/clocks";
__overlay__ {
#address-cells = <1>;
#size-cells = <1>;
can0_osc_fixed: can0_osc_fixed {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <8000000>;
};
};
};
fragment@2 {
target = <&pio>;
__overlay__ {
can0_pin_irq: can0_pin_irq {
pins = "PH15";
function = "irq";
bias-pull-up;
};
};
};
fragment@3 {
target = <&spi0>;
__overlay__ {
pinctrl-names = "default", "default";
pinctrl-0 = <&spi0_pins_a>;
pinctrl-1 = <&spi0_cs0_pins_a>;
#address-cells = <1>;
#size-cells = <0>;
mcp2515 {
reg = <0>;
compatible = "microchip,mcp2515";
pinctrl-names = "default";
pinctrl-0 = <&can0_pin_irq>;
spi-max-frequency = <10000000>;
interrupt-parent = <&pio>;
interrupts = <7 15 IRQ_TYPE_EDGE_FALLING>; /* PH15 */
clocks = <&can0_osc_fixed>;
status = "disabled";
};
};
};
fragment@4 {
target = <&spi1>;
__overlay__ {
pinctrl-names = "default";
pinctrl-0 = <&spi1_pins_a>, <&spi1_cs0_pins_a>;
#address-cells = <1>;
#size-cells = <0>;
mcp2515 {
reg = <0>;
compatible = "microchip,mcp2515";
pinctrl-names = "default";
pinctrl-0 = <&can0_pin_irq>;
spi-max-frequency = <10000000>;
interrupt-parent = <&pio>;
interrupts = <7 15 IRQ_TYPE_EDGE_FALLING>; /* PH15 */
clocks = <&can0_osc_fixed>;
status = "disabled";
};
};
};
fragment@5 {
target = <&spi2>;
__overlay__ {
pinctrl-names = "default", "default";
pinctrl-0 = <&spi2_pins_a>;
pinctrl-1 = <&spi2_cs0_pins_a>;
#address-cells = <1>;
#size-cells = <0>;
mcp2515 {
reg = <0>;
compatible = "microchip,mcp2515";
pinctrl-names = "default";
pinctrl-0 = <&can0_pin_irq>;
spi-max-frequency = <10000000>;
interrupt-parent = <&pio>;
interrupts = <7 15 IRQ_TYPE_EDGE_FALLING>; /* PH15 */
clocks = <&can0_osc_fixed>;
status = "disabled";
};
};
};
};

52
sun8i-h3/README.sun8i-h3-overlays
View File

@@ -20,13 +20,11 @@ adding fixed software (GPIO) chip selects is possible with a separate overlay
- i2c0
- i2c1
- i2c2
- i2c-ds1307
- pps-gpio
- pwm
- spdif-out
- spi-add-cs1
- spi-jedec-nor
- spi-mcp2515
- spi-spidev
- uart1
- uart2
@@ -69,17 +67,6 @@ I2C2 pins (SCL, SDA): PE12, PE13
On most board this bus is wired to Camera (CSI) socket
### i2c-ds1307
Activates Maxim/Dallas DS1307 RTC support
Parameters:
param_ds1307_i2c_bus (int)
I2C bus RTC is connected to
Required
Supported values: 0, 1, 2
### pps-gpio
Activates pulse-per-second GPIO client
@@ -154,45 +141,6 @@ param_spinor_max_freq (int)
Default: 1000000
Range: 3000 - 100000000
### spi-mcp2515
Activates mcp2515 SPI CAN controller connected to SPI bus
SPI 0 pins (MOSI, MISO, SCK, CS): PC0, PC1, PC2, PC3
SPI 1 pins (MOSI, MISO, SCK, CS): PA15, PA16, PA14, PA13
Parameters:
param_mcp2515_spi_bus (int)
SPI bus to activate mcp2515 support on
Required
Supported values: 0, 1
param_mcp2515_spi_cs (int)
SPI chip select number
Optional
Default: 0
Supported values: 0, 1
Using chip select 1 requires using "spi-add-cs1" overlay
param_mcp2515_max_freq (int)
Maximum SPI frequency
Optional
Default: 10000000
Range: 3000 - 100000000
param_mcp2515_clk_freq (int)
Onboard oscillator clock frequency
Optional
Default: 8000000
Typical values: 8000000, 16000000
param_mcp2515_int_pin (pin)
Interrupt pin
Optional
Default: PA7
Selected pin should support interrupts (EINT)
### spi-spidev
Activates SPIdev device node (/dev/spidevX.Y) for userspace SPI access,

35
sun8i-h3/sun8i-h3-fixup.scr-cmd
View File

@@ -26,28 +26,6 @@ if test -n "${param_spinor_spi_bus}"; then
env delete tmp_spi_path
fi
if test -n "${param_mcp2515_spi_bus}"; then
test "${param_mcp2515_spi_bus}" = "0" && setenv tmp_spi_path "spi@01c68000"
test "${param_mcp2515_spi_bus}" = "1" && setenv tmp_spi_path "spi@01c69000"
fdt set /soc/${tmp_spi_path} status "okay"
fdt set /soc/${tmp_spi_path}/mcp2515 status "okay"
if test -n "${param_mcp2515_max_freq}"; then
fdt set /soc/${tmp_spi_path}/mcp2515 spi-max-frequency "<${param_mcp2515_max_freq}>"
fi
if test "${param_mcp2515_spi_cs}" = "1"; then
fdt set /soc/${tmp_spi_path}/mcp2515 reg "<1>"
fi
if test -n "${param_mcp2515_int_pin}"; then
setenv tmp_bank "${param_mcp2515_int_pin}"
setenv tmp_pin "${param_mcp2515_int_pin}"
run decompose_pin
fdt set /soc/pinctrl@01c20800/can0_pin_irq pins "${param_mcp2515_int_pin}"
fdt set /soc/${tmp_spi_path}/mcp2515 interrupts "<${tmp_bank} ${tmp_pin} 0x2>"
env delete tmp_pin tmp_bank
fi
env delete tmp_spi_path
fi
if test -n "${param_spidev_spi_bus}"; then
test "${param_spidev_spi_bus}" = "0" && setenv tmp_spi_path "spi@01c68000"
test "${param_spidev_spi_bus}" = "1" && setenv tmp_spi_path "spi@01c69000"
@@ -62,19 +40,6 @@ if test -n "${param_spidev_spi_bus}"; then
env delete tmp_spi_path
fi
if test -n "${param_mcp2515_clk_freq}"; then
fdt set /clocks/can0_osc_fixed clock-frequency "<${param_mcp2515_clk_freq}>"
fi
if test -n "${param_ds1307_i2c_bus}"; then
test "${param_ds1307_i2c_bus}" = "0" && setenv tmp_i2c_path "i2c@01c2ac00"
test "${param_ds1307_i2c_bus}" = "1" && setenv tmp_i2c_path "i2c@01c2b000"
test "${param_ds1307_i2c_bus}" = "2" && setenv tmp_i2c_path "i2c@01c2b400"
fdt set /soc/${tmp_i2c_path} status "okay"
fdt set /soc/${tmp_i2c_path}/ds1307@68 status "okay"
env delete tmp_i2c_path
fi
if test -n "${param_pps_pin}"; then
setenv tmp_bank "${param_pps_pin}"
setenv tmp_pin "${param_pps_pin}"

54
sun8i-h3/sun8i-h3-i2c-ds1307.dts
View File

@@ -1,54 +0,0 @@
/dts-v1/;
/plugin/;
/ {
compatible = "allwinner,sun8i-h3";
fragment@0 {
target-path = "/aliases";
__overlay__ {
i2c0 = "/soc/i2c@01c2ac00";
i2c1 = "/soc/i2c@01c2b000";
i2c2 = "/soc/i2c@01c2b400";
};
};
fragment@1 {
target = <&i2c0>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
ds1307@68 {
compatible = "dallas,ds1307";
reg = <0x68>;
status = "disabled";
};
};
};
fragment@2 {
target = <&i2c1>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
ds1307@68 {
compatible = "dallas,ds1307";
reg = <0x68>;
status = "disabled";
};
};
};
fragment@3 {
target = <&i2c2>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
ds1307@68 {
compatible = "dallas,ds1307";
reg = <0x68>;
status = "disabled";
};
};
};
};