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linux-ti33x-psp 3.1rc8: Add pin mux and init for beaglebone specific devices

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Updated the USER LED patch to include BeagleBone tester specific initialization/code.

Build and run time tested.

Signed-off-by: Joel A Fernandes <joelagnel@ti.com>
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
This commit is contained in:
Joel A Fernandes
2011-10-20 01:54:16 -05:00
committed by Koen Kooi
parent b0d151e1f5
commit 36b38d4f48
2 changed files with 45 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files
recipes-kernel/linux/linux-ti33x-psp-3.0+3.1rc/0001-am335x-evm-hack-in-LED-support-for-beaglebone.patch → recipes-kernel/linux/linux-ti33x-psp-3.0+3.1rc/0001-am335x-Add-pin-mux-and-init-for-beaglebone-specific-.patch
+43 -20
View File
@@ -1,16 +1,20 @@
From f658d7975f2e7232786190002ddd24d6b92ba965 Mon Sep 17 00:00:00 2001
From: Denys Dmytriyenko <denys@ti.com>
From 5be793dc9de7e694d9256396aecfdc136c8e2cf6 Mon Sep 17 00:00:00 2001
From: Joel A Fernandes <joelagnel@ti.com>
Date: Mon, 17 Oct 2011 02:00:39 -0400
Subject: [PATCH] am335x-evm: hack in LED support for beaglebone
Subject: [PATCH] am335x: Add pin mux and init for beaglebone specific devices
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
Signed-off-by: Denys Dmytriyenko <denys@ti.com>
Currently added for following:
* User LEDs (added by Koen Kooi <k-kooi@ti.com>)
* BeagleBone tester
Signed-off-by: Joel A Fernandes <joelagnel@ti.com>
---
arch/arm/mach-omap2/board-am335xevm.c | 63 +++++++++++++++++++++++++++++++++
1 files changed, 63 insertions(+), 0 deletions(-)
arch/arm/mach-omap2/board-am335xevm.c | 69 +++++++++++++++++++++++++++++++++
arch/arm/mach-omap2/mux33xx.c | 2 +-
2 files changed, 70 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-omap2/board-am335xevm.c b/arch/arm/mach-omap2/board-am335xevm.c
index 87eec7b..3a3c55b 100644
index f625510..6beaa23 100644
--- a/arch/arm/mach-omap2/board-am335xevm.c
+++ b/arch/arm/mach-omap2/board-am335xevm.c
@@ -17,6 +17,7 @@
@@ -21,7 +25,7 @@ index 87eec7b..3a3c55b 100644
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#include <linux/mtd/mtd.h>
@@ -588,6 +589,58 @@ static struct pinmux_config usb1_pin_mux[] = {
@@ -590,6 +591,61 @@ static struct pinmux_config usb1_pin_mux[] = {
{NULL, 0},
};
@@ -70,24 +74,30 @@ index 87eec7b..3a3c55b 100644
+ &leds_gpio,
+};
+
+static struct pinmux_config boneled_pin_mux[] = {
+ {"gpmc_a5.rgmii2_td0", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT}, // gpio 21
+ {"gpmc_a6.rgmii2_tclk", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT}, // gpio22
+ {"gpmc_a7.rgmii2_rclk", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT}, // gpio23
+ {"gpmc_a8.rgmii2_rd3", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT}, // gpio 24
+static struct pinmux_config bone_pin_mux[] = {
+ /* User LED gpios (gpio1_21 to gpio1_24) */
+ {"gpmc_a5.rgmii2_td0", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT},
+ {"gpmc_a6.rgmii2_tclk", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT},
+ {"gpmc_a7.rgmii2_rclk", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT},
+ {"gpmc_a8.rgmii2_rd3", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT},
+ /* Grounding gpio1_6 (pin 3 Conn A) signals bone tester to start diag tests */
+ {"gpmc_ad6.gpio1_6", OMAP_MUX_MODE7 | AM33XX_PIN_INPUT_PULLUP},
+};
+
/* Module pin mux for eCAP0 */
static struct pinmux_config ecap0_pin_mux[] = {
{"ecap0_in_pwm0_out.gpio0_7", AM33XX_PIN_OUTPUT},
@@ -696,6 +749,15 @@ static void tsc_init(int evm_id, int profile)
@@ -698,6 +754,18 @@ static void tsc_init(int evm_id, int profile)
pr_err("failed to register touchscreen device\n");
}
+static void bone_leds_init(int evm_id, int profil )
+/*
+ * Initialization of BeagleBone specific devices
+ */
+static void bone_init(int evm_id, int profil )
+{
+ int err;
+ setup_pin_mux(boneled_pin_mux);
+ setup_pin_mux(bone_pin_mux);
+ err = platform_add_devices(bone_devices, ARRAY_SIZE(bone_devices));
+ if (err)
+ pr_err("failed to register LEDS\n");
@@ -96,14 +106,27 @@ index 87eec7b..3a3c55b 100644
static void rgmii1_init(int evm_id, int profile)
{
setup_pin_mux(rgmii1_pin_mux);
@@ -1101,6 +1163,7 @@ static struct evm_dev_cfg beaglebone_dev_cfg[] = {
@@ -1103,6 +1171,7 @@ static struct evm_dev_cfg beaglebone_dev_cfg[] = {
{usb0_init, DEV_ON_BASEBOARD, PROFILE_NONE},
{usb1_init, DEV_ON_BASEBOARD, PROFILE_NONE},
{mmc0_init, DEV_ON_BASEBOARD, PROFILE_NONE},
+ {bone_leds_init, DEV_ON_BASEBOARD, PROFILE_ALL},
+ {bone_init, DEV_ON_BASEBOARD, PROFILE_ALL},
{NULL, 0, 0},
};
diff --git a/arch/arm/mach-omap2/mux33xx.c b/arch/arm/mach-omap2/mux33xx.c
index 0286c4f..f09e827 100644
--- a/arch/arm/mach-omap2/mux33xx.c
+++ b/arch/arm/mach-omap2/mux33xx.c
@@ -49,7 +49,7 @@ static struct omap_mux __initdata am33xx_muxmodes[] = {
NULL, NULL, NULL, NULL),
_AM33XX_MUXENTRY(GPMC_AD6, 0,
"gpmc_ad6", "mmc1_dat6", NULL, NULL,
- NULL, NULL, NULL, NULL),
+ NULL, NULL, NULL, "gpio1_6"),
_AM33XX_MUXENTRY(GPMC_AD7, 0,
"gpmc_ad7", "mmc1_dat7", NULL, NULL,
NULL, NULL, NULL, NULL),
--
1.7.0.4
1.7.1
recipes-kernel/linux/linux-ti33x-psp_3.0+3.1rc.bb
+2 -2
View File
@@ -11,7 +11,7 @@ MULTI_CONFIG_BASE_SUFFIX = ""
BRANCH = "master"
SRCREV = "a95ceb11b5858feae89895d14d7f7bc41cca9fd6"
MACHINE_KERNEL_PR_append = "d+gitr${SRCREV}"
MACHINE_KERNEL_PR_append = "e+gitr${SRCREV}"
COMPATIBLE_MACHINE = "(ti33x)"
@@ -26,7 +26,7 @@ SRC_URI += "git://arago-project.org/git/projects/linux-am33x.git;protocol=git;br
PATCHES_OVER_PSP = " \
file://0001-f_rndis-HACK-around-undefined-variables.patch \
file://0001-am335x-evm-hack-in-LED-support-for-beaglebone.patch \
file://0001-am335x-Add-pin-mux-and-init-for-beaglebone-specific-.patch \
file://0001-mach-types-Add-new-machine-type-beaglebone-to-mach-t.patch \
file://0002-Kconfig-Add-support-for-beaglebone-machine-id.patch \
file://0003-am335xevm-Use-new-beaglebone-machine-id.patch \