* [PATCH 1/2] ARM: baltos: use GPIO names for DIP switches
@ 2022-08-03 9:31 yegorslists
2022-08-03 9:31 ` [PATCH 2/2] ARM: baltos: use GPIO name for mPCIe power enable pin yegorslists
0 siblings, 1 reply; 2+ messages in thread
From: yegorslists @ 2022-08-03 9:31 UTC (permalink / raw)
To: barebox
From: Yegor Yefremov <yegorslists@googlemail.com>
Switch to gpio_find_by_name() method to get the required input lines.
Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
---
arch/arm/boards/vscom-baltos/board.c | 25 ++++--
arch/arm/dts/am335x-baltos-minimal.dts | 120 +++++++++++++++++++++++++
2 files changed, 137 insertions(+), 8 deletions(-)
diff --git a/arch/arm/boards/vscom-baltos/board.c b/arch/arm/boards/vscom-baltos/board.c
index 9229df09d4..30553d1838 100644
--- a/arch/arm/boards/vscom-baltos/board.c
+++ b/arch/arm/boards/vscom-baltos/board.c
@@ -49,6 +49,7 @@ static uint8_t get_dip_switch(uint16_t id, uint32_t rev)
{
uint16_t maj, min;
uint8_t dip = 0;
+ int inputs[4];
maj = rev >> 16;
min = rev & 0xffff;
@@ -59,10 +60,14 @@ static uint8_t get_dip_switch(uint16_t id, uint32_t rev)
switch(id) {
case 214:
case 215:
- dip = !gpio_get_value(44);
- dip += !gpio_get_value(45) << 1;
- dip += !gpio_get_value(46) << 2;
- dip += !gpio_get_value(47) << 3;
+ inputs[0] = gpio_find_by_name("SW2_0_alt");
+ inputs[1] = gpio_find_by_name("SW2_1_alt");
+ inputs[2] = gpio_find_by_name("SW2_2_alt");
+ inputs[3] = gpio_find_by_name("SW2_3_alt");
+ dip = !gpio_get_value(inputs[0]);
+ dip += !gpio_get_value(inputs[1]) << 1;
+ dip += !gpio_get_value(inputs[2]) << 2;
+ dip += !gpio_get_value(inputs[3]) << 3;
break;
case 212:
case 221:
@@ -72,10 +77,14 @@ static uint8_t get_dip_switch(uint16_t id, uint32_t rev)
case 226:
case 227:
case 230:
- dip = !gpio_get_value(82);
- dip += !gpio_get_value(83) << 1;
- dip += !gpio_get_value(105) << 2;
- dip += !gpio_get_value(106) << 3;
+ inputs[0] = gpio_find_by_name("SW2_0");
+ inputs[1] = gpio_find_by_name("SW2_1");
+ inputs[2] = gpio_find_by_name("SW2_2");
+ inputs[3] = gpio_find_by_name("SW2_3");
+ dip = !gpio_get_value(inputs[0]);
+ dip += !gpio_get_value(inputs[1]) << 1;
+ dip += !gpio_get_value(inputs[2]) << 2;
+ dip += !gpio_get_value(inputs[3]) << 3;
break;
}
diff --git a/arch/arm/dts/am335x-baltos-minimal.dts b/arch/arm/dts/am335x-baltos-minimal.dts
index 1544e2cc29..e9d57696d1 100644
--- a/arch/arm/dts/am335x-baltos-minimal.dts
+++ b/arch/arm/dts/am335x-baltos-minimal.dts
@@ -45,6 +45,18 @@
};
&am33xx_pinmux {
+ pinctrl-names = "default";
+ pinctrl-0 = <&dip_switch_pins>;
+
+ dip_switch_pins: pinmux_dip_switch_pins {
+ pinctrl-single,pins = <
+ AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT_PULLUP, MUX_MODE7)
+ AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLUP, MUX_MODE7)
+ AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLUP, MUX_MODE7)
+ AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLUP, MUX_MODE7)
+ >;
+ };
+
mmc1_pins: pinmux_mmc1_pins {
pinctrl-single,pins = <
0xf0 (INPUT_EN | PULL_UP) MUX_MODE0 /* mmc0_dat3.mmc0_dat3 */
@@ -449,3 +461,111 @@
&gpio0 {
ti,no-reset-on-init;
};
+
+&gpio1 {
+ gpio-line-names =
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "SW2_0_alt",
+ "SW2_1_alt",
+ "SW2_2_alt",
+ "SW2_3_alt",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC";
+};
+
+&gpio2 {
+ gpio-line-names =
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "SW2_0",
+ "SW2_1",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC";
+};
+
+&gpio3 {
+ gpio-line-names =
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "SW2_2",
+ "SW2_3",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC",
+ "NC";
+};
--
2.17.0
^ permalink raw reply [flat|nested] 2+ messages in thread
* [PATCH 2/2] ARM: baltos: use GPIO name for mPCIe power enable pin
2022-08-03 9:31 [PATCH 1/2] ARM: baltos: use GPIO names for DIP switches yegorslists
@ 2022-08-03 9:31 ` yegorslists
0 siblings, 0 replies; 2+ messages in thread
From: yegorslists @ 2022-08-03 9:31 UTC (permalink / raw)
To: barebox
From: Yegor Yefremov <yegorslists@googlemail.com>
Switch to gpio_find_by_name() method to get the required input line.
Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
---
arch/arm/boards/vscom-baltos/board.c | 4 +++-
arch/arm/dts/am335x-baltos-minimal.dts | 2 +-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boards/vscom-baltos/board.c b/arch/arm/boards/vscom-baltos/board.c
index 30553d1838..b9ce356264 100644
--- a/arch/arm/boards/vscom-baltos/board.c
+++ b/arch/arm/boards/vscom-baltos/board.c
@@ -98,6 +98,7 @@ static int baltos_read_eeprom(void)
int rc;
unsigned char mac_addr[6];
uint8_t dip;
+ int mpcie_pwr_pin;
if (!of_machine_is_compatible("vscom,onrisc"))
return 0;
@@ -145,7 +146,8 @@ static int baltos_read_eeprom(void)
globalvar_add_simple("board.id", var_buf);
/* enable mPCIe slot */
- gpio_direction_output(100, 1);
+ mpcie_pwr_pin = gpio_find_by_name("3G_PWR_EN");
+ gpio_direction_output(mpcie_pwr_pin, 1);
/* configure output signals of the external GPIO controller */
if (hw_param.SystemId == 210 || hw_param.SystemId == 211) {
diff --git a/arch/arm/dts/am335x-baltos-minimal.dts b/arch/arm/dts/am335x-baltos-minimal.dts
index e9d57696d1..28a550aa84 100644
--- a/arch/arm/dts/am335x-baltos-minimal.dts
+++ b/arch/arm/dts/am335x-baltos-minimal.dts
@@ -540,7 +540,7 @@
"NC",
"NC",
"NC",
- "NC",
+ "3G_PWR_EN",
"NC",
"NC",
"NC",
--
2.17.0
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2022-08-03 9:33 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-08-03 9:31 [PATCH 1/2] ARM: baltos: use GPIO names for DIP switches yegorslists
2022-08-03 9:31 ` [PATCH 2/2] ARM: baltos: use GPIO name for mPCIe power enable pin yegorslists
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox