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https://git.yoctoproject.org/meta-ti
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Joel A Fernandes
65f5df7cb8
This change is required to get GPIO 1_6 working for bone test init purposes These 2 lines were dropped from the original patch. Signed-off-by: Joel A Fernandes <joelagnel@ti.com> Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
133 lines
4.1 KiB
Diff
133 lines
4.1 KiB
Diff
From 4df4ee83b31e09942932d67890d36ae116363ac1 Mon Sep 17 00:00:00 2001
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From: Koen Kooi <koen@dominion.thruhere.net>
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Date: Wed, 2 Nov 2011 09:11:59 +0100
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Subject: [PATCH] ARM: OMAP2+: beaglebone: add LED support
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Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
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---
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arch/arm/mach-omap2/board-am335xevm.c | 66 +++++++++++++++++++++++++++++++++
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arch/arm/mach-omap2/mux33xx.c | 2 +-
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2 files changed, 67 insertions(+), 1 deletions(-)
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diff --git a/arch/arm/mach-omap2/board-am335xevm.c b/arch/arm/mach-omap2/board-am335xevm.c
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index ee936e0..ecf4a76 100644
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--- a/arch/arm/mach-omap2/board-am335xevm.c
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+++ b/arch/arm/mach-omap2/board-am335xevm.c
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@@ -18,6 +18,7 @@
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#include <linux/i2c/at24.h>
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#include <linux/phy.h>
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#include <linux/gpio.h>
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+#include <linux/leds.h>
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#include <linux/spi/spi.h>
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#include <linux/spi/flash.h>
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#include <linux/mtd/mtd.h>
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@@ -649,6 +650,60 @@ static struct pinmux_config usb1_pin_mux[] = {
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{NULL, 0},
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};
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+/* LEDS - gpio1_21 -> gpio1_24 */
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+
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+#define BEAGLEBONE_USR1_LED GPIO_TO_PIN(1, 21)
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+#define BEAGLEBONE_USR2_LED GPIO_TO_PIN(1, 22)
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+#define BEAGLEBONE_USR3_LED GPIO_TO_PIN(1, 23)
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+#define BEAGLEBONE_USR4_LED GPIO_TO_PIN(1, 24)
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+
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+#define BEAGLEBONEDVI_USR0_LED GPIO_TO_PIN(1, 18)
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+#define BEAGLEBONEDVI_USR1_LED GPIO_TO_PIN(1, 19)
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+
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+static struct gpio_led gpio_leds[] = {
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+ {
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+ .name = "beaglebone::usr0",
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+ .default_trigger = "heartbeat",
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+ .gpio = BEAGLEBONE_USR1_LED,
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+ },
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+ {
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+ .name = "beaglebone::usr1",
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+ .default_trigger = "mmc0",
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+ .gpio = BEAGLEBONE_USR2_LED,
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+ },
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+ {
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+ .name = "beaglebone::usr2",
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+ .gpio = BEAGLEBONE_USR3_LED,
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+ },
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+ {
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+ .name = "beaglebone::usr3",
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+ .gpio = BEAGLEBONE_USR4_LED,
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+ },
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+};
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+
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+static struct gpio_led_platform_data gpio_led_info = {
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+ .leds = gpio_leds,
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+ .num_leds = ARRAY_SIZE(gpio_leds),
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+};
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+
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+static struct platform_device leds_gpio = {
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+ .name = "leds-gpio",
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+ .id = -1,
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+ .dev = {
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+ .platform_data = &gpio_led_info,
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+ },
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+};
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+
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+static struct pinmux_config bone_pin_mux[] = {
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+ /* User LED gpios (gpio1_21 to gpio1_24) */
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+ {"gpmc_a5.rgmii2_td0", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT},
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+ {"gpmc_a6.rgmii2_tclk", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT},
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+ {"gpmc_a7.rgmii2_rclk", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT},
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+ {"gpmc_a8.rgmii2_rd3", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT},
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+ /* Grounding gpio1_6 (pin 3 Conn A) signals bone tester to start diag tests */
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+ {"gpmc_ad6.gpio1_6", OMAP_MUX_MODE7 | AM33XX_PIN_INPUT_PULLUP},
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+};
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+
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/* Module pin mux for eCAP0 */
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static struct pinmux_config ecap0_pin_mux[] = {
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{"ecap0_in_pwm0_out.gpio0_7", AM33XX_PIN_OUTPUT},
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@@ -757,6 +812,15 @@ static void tsc_init(int evm_id, int profile)
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pr_err("failed to register touchscreen device\n");
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}
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+static void boneleds_init(int evm_id, int profile )
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+{
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+ int err;
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+ setup_pin_mux(bone_pin_mux);
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+ err = platform_device_register(&leds_gpio);
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+ if (err)
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+ pr_err("failed to register BeagleBone LEDS\n");
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+}
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+
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static void rgmii1_init(int evm_id, int profile)
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{
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setup_pin_mux(rgmii1_pin_mux);
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@@ -1230,6 +1294,7 @@ static struct evm_dev_cfg beaglebone_old_dev_cfg[] = {
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{usb0_init, DEV_ON_BASEBOARD, PROFILE_NONE},
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{usb1_init, DEV_ON_BASEBOARD, PROFILE_NONE},
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{mmc0_init, DEV_ON_BASEBOARD, PROFILE_NONE},
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+ {boneleds_init, DEV_ON_BASEBOARD, PROFILE_ALL},
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{NULL, 0, 0},
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};
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@@ -1239,6 +1304,7 @@ static struct evm_dev_cfg beaglebone_dev_cfg[] = {
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{usb0_init, DEV_ON_BASEBOARD, PROFILE_NONE},
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{usb1_init, DEV_ON_BASEBOARD, PROFILE_NONE},
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{mmc0_init, DEV_ON_BASEBOARD, PROFILE_NONE},
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+ {boneleds_init, DEV_ON_BASEBOARD, PROFILE_ALL},
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{NULL, 0, 0},
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};
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diff --git a/arch/arm/mach-omap2/mux33xx.c b/arch/arm/mach-omap2/mux33xx.c
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index 0286c4f..f09e827 100644
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--- a/arch/arm/mach-omap2/mux33xx.c
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+++ b/arch/arm/mach-omap2/mux33xx.c
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@@ -49,7 +49,7 @@ static struct omap_mux __initdata am33xx_muxmodes[] = {
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NULL, NULL, NULL, NULL),
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_AM33XX_MUXENTRY(GPMC_AD6, 0,
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"gpmc_ad6", "mmc1_dat6", NULL, NULL,
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- NULL, NULL, NULL, NULL),
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+ NULL, NULL, NULL, "gpio1_6"),
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_AM33XX_MUXENTRY(GPMC_AD7, 0,
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"gpmc_ad7", "mmc1_dat7", NULL, NULL,
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NULL, NULL, NULL, NULL),
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--
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1.7.4.1
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