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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-01-27 22:16:05 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-01-27 22:16:05 +0000
commit00e4acb1e2352477e4d0a19dcbff2af870e8b401 (patch)
treed6481ecd452d1a491f996cd897251f2b3a92c2d9
parentb04da8bfdfbbd79544cab2fadfdc12e87eb01600 (diff)
parentcf11052a95275c942c1f45ea5fde43ce45bbba6d (diff)
downloadkernel-00e4acb1e2352477e4d0a19dcbff2af870e8b401.tar.gz
Merge branch 'for-rmk' of git://git.marvell.com/orion
-rw-r--r--arch/arm/mach-kirkwood/rd88f6192-nas-setup.c6
-rw-r--r--arch/arm/mach-orion5x/dns323-setup.c33
-rw-r--r--arch/arm/mach-orion5x/wrt350n-v2-setup.c79
-rw-r--r--arch/arm/plat-orion/pcie.c6
4 files changed, 118 insertions, 6 deletions
diff --git a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
index 8bf4153d0840..3bf6304158f6 100644
--- a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
+++ b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
@@ -13,6 +13,7 @@
#include <linux/platform_device.h>
#include <linux/ata_platform.h>
#include <linux/mv643xx_eth.h>
+#include <linux/gpio.h>
#include <linux/spi/flash.h>
#include <linux/spi/spi.h>
#include <linux/spi/orion_spi.h>
@@ -53,6 +54,11 @@ static void __init rd88f6192_init(void)
*/
kirkwood_init();
+ orion_gpio_set_valid(RD88F6192_GPIO_USB_VBUS, 1);
+ if (gpio_request(RD88F6192_GPIO_USB_VBUS, "USB VBUS") != 0 ||
+ gpio_direction_output(RD88F6192_GPIO_USB_VBUS, 1) != 0)
+ pr_err("RD-88F6192-NAS: failed to setup USB VBUS GPIO\n");
+
kirkwood_ehci_init();
kirkwood_ge00_init(&rd88f6192_ge00_data);
kirkwood_sata_init(&rd88f6192_sata_data);
diff --git a/arch/arm/mach-orion5x/dns323-setup.c b/arch/arm/mach-orion5x/dns323-setup.c
index b31ca4cef365..8f159db4d08a 100644
--- a/arch/arm/mach-orion5x/dns323-setup.c
+++ b/arch/arm/mach-orion5x/dns323-setup.c
@@ -12,6 +12,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
+#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/pci.h>
#include <linux/irq.h>
@@ -32,6 +33,7 @@
#define DNS323_GPIO_LED_RIGHT_AMBER 1
#define DNS323_GPIO_LED_LEFT_AMBER 2
+#define DNS323_GPIO_SYSTEM_UP 3
#define DNS323_GPIO_LED_POWER 5
#define DNS323_GPIO_OVERTEMP 6
#define DNS323_GPIO_RTC 7
@@ -239,7 +241,7 @@ static struct gpio_led dns323_leds[] = {
{
.name = "power:blue",
.gpio = DNS323_GPIO_LED_POWER,
- .active_low = 1,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
}, {
.name = "right:amber",
.gpio = DNS323_GPIO_LED_RIGHT_AMBER,
@@ -334,7 +336,7 @@ static struct orion5x_mpp_mode dns323_mv88f5182_mpp_modes[] __initdata = {
{ 0, MPP_UNUSED },
{ 1, MPP_GPIO }, /* right amber LED (sata ch0) */
{ 2, MPP_GPIO }, /* left amber LED (sata ch1) */
- { 3, MPP_UNUSED },
+ { 3, MPP_GPIO }, /* system up flag */
{ 4, MPP_GPIO }, /* power button LED */
{ 5, MPP_GPIO }, /* power button LED */
{ 6, MPP_GPIO }, /* GMT G751-2f overtemp */
@@ -372,13 +374,23 @@ static struct i2c_board_info __initdata dns323_i2c_devices[] = {
},
};
-/* DNS-323 specific power off method */
-static void dns323_power_off(void)
+/* DNS-323 rev. A specific power off method */
+static void dns323a_power_off(void)
{
pr_info("%s: triggering power-off...\n", __func__);
gpio_set_value(DNS323_GPIO_POWER_OFF, 1);
}
+/* DNS-323 rev B specific power off method */
+static void dns323b_power_off(void)
+{
+ pr_info("%s: triggering power-off...\n", __func__);
+ /* Pin has to be changed to 1 and back to 0 to do actual power off. */
+ gpio_set_value(DNS323_GPIO_POWER_OFF, 1);
+ mdelay(100);
+ gpio_set_value(DNS323_GPIO_POWER_OFF, 0);
+}
+
static void __init dns323_init(void)
{
/* Setup basic Orion functions. Need to be called early. */
@@ -424,11 +436,20 @@ static void __init dns323_init(void)
if (dns323_dev_id() == MV88F5182_DEV_ID)
orion5x_sata_init(&dns323_sata_data);
- /* register dns323 specific power-off method */
+ /* The 5182 has flag to indicate the system is up. Without this flag
+ * set, power LED will flash and cannot be controlled via leds-gpio.
+ */
+ if (dns323_dev_id() == MV88F5182_DEV_ID)
+ gpio_set_value(DNS323_GPIO_SYSTEM_UP, 1);
+
+ /* Register dns323 specific power-off method */
if (gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0 ||
gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0)
pr_err("DNS323: failed to setup power-off GPIO\n");
- pm_power_off = dns323_power_off;
+ if (dns323_dev_id() == MV88F5182_DEV_ID)
+ pm_power_off = dns323b_power_off;
+ else
+ pm_power_off = dns323a_power_off;
}
/* Warning: D-Link uses a wrong mach-type (=526) in their bootloader */
diff --git a/arch/arm/mach-orion5x/wrt350n-v2-setup.c b/arch/arm/mach-orion5x/wrt350n-v2-setup.c
index 1b4ad9d5e2eb..cb0feca193d4 100644
--- a/arch/arm/mach-orion5x/wrt350n-v2-setup.c
+++ b/arch/arm/mach-orion5x/wrt350n-v2-setup.c
@@ -15,6 +15,9 @@
#include <linux/mtd/physmap.h>
#include <linux/mv643xx_eth.h>
#include <linux/ethtool.h>
+#include <linux/leds.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
#include <net/dsa.h>
#include <asm/mach-types.h>
#include <asm/gpio.h>
@@ -24,6 +27,80 @@
#include "common.h"
#include "mpp.h"
+/*
+ * LEDs attached to GPIO
+ */
+static struct gpio_led wrt350n_v2_led_pins[] = {
+ {
+ .name = "wrt350nv2:green:power",
+ .gpio = 0,
+ .active_low = 1,
+ }, {
+ .name = "wrt350nv2:green:security",
+ .gpio = 1,
+ .active_low = 1,
+ }, {
+ .name = "wrt350nv2:orange:power",
+ .gpio = 5,
+ .active_low = 1,
+ }, {
+ .name = "wrt350nv2:green:usb",
+ .gpio = 6,
+ .active_low = 1,
+ }, {
+ .name = "wrt350nv2:green:wireless",
+ .gpio = 7,
+ .active_low = 1,
+ },
+};
+
+static struct gpio_led_platform_data wrt350n_v2_led_data = {
+ .leds = wrt350n_v2_led_pins,
+ .num_leds = ARRAY_SIZE(wrt350n_v2_led_pins),
+};
+
+static struct platform_device wrt350n_v2_leds = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &wrt350n_v2_led_data,
+ },
+};
+
+/*
+ * Buttons attached to GPIO
+ */
+static struct gpio_keys_button wrt350n_v2_buttons[] = {
+ {
+ .code = KEY_RESTART,
+ .gpio = 3,
+ .desc = "Reset Button",
+ .active_low = 1,
+ }, {
+ .code = KEY_WLAN,
+ .gpio = 2,
+ .desc = "WPS Button",
+ .active_low = 1,
+ },
+};
+
+static struct gpio_keys_platform_data wrt350n_v2_button_data = {
+ .buttons = wrt350n_v2_buttons,
+ .nbuttons = ARRAY_SIZE(wrt350n_v2_buttons),
+};
+
+static struct platform_device wrt350n_v2_button_device = {
+ .name = "gpio-keys",
+ .id = -1,
+ .num_resources = 0,
+ .dev = {
+ .platform_data = &wrt350n_v2_button_data,
+ },
+};
+
+/*
+ * General setup
+ */
static struct orion5x_mpp_mode wrt350n_v2_mpp_modes[] __initdata = {
{ 0, MPP_GPIO }, /* Power LED green (0=on) */
{ 1, MPP_GPIO }, /* Security LED (0=on) */
@@ -140,6 +217,8 @@ static void __init wrt350n_v2_init(void)
orion5x_setup_dev_boot_win(WRT350N_V2_NOR_BOOT_BASE,
WRT350N_V2_NOR_BOOT_SIZE);
platform_device_register(&wrt350n_v2_nor_flash);
+ platform_device_register(&wrt350n_v2_leds);
+ platform_device_register(&wrt350n_v2_button_device);
}
static int __init wrt350n_v2_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
diff --git a/arch/arm/plat-orion/pcie.c b/arch/arm/plat-orion/pcie.c
index d41d41d78ad9..54c84a492a0f 100644
--- a/arch/arm/plat-orion/pcie.c
+++ b/arch/arm/plat-orion/pcie.c
@@ -133,6 +133,12 @@ static void __init orion_pcie_setup_wins(void __iomem *base,
}
/*
+ * Round up 'size' to the nearest power of two.
+ */
+ if ((size & (size - 1)) != 0)
+ size = 1 << fls(size);
+
+ /*
* Setup BAR[1] to all DRAM banks.
*/
writel(dram->cs[0].base, base + PCIE_BAR_LO_OFF(1));