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authorJeremy J. Peper <jeremy@jeremypeper.com>2023-03-17 16:43:47 +0100
committerArnd Bergmann <arnd@arndb.de>2023-04-18 17:04:30 +0200
commitb1b99b0cc2e5a342613fd9db3e6f54928d7c76d6 (patch)
treeb4b2ea9a4d5732d9b08ea79b898286628f2cbc04 /arch/arm/mach-mv78xx0
parentARM: mv78xx0: add code to enable XOR and CRYPTO engines on mv78xx0 (diff)
downloadlinux-b1b99b0cc2e5a342613fd9db3e6f54928d7c76d6.tar.xz
linux-b1b99b0cc2e5a342613fd9db3e6f54928d7c76d6.zip
ARM: mv78xx0: fix entries for gpios, buttons and usb ports
Original code was largely copy-pasted from the reference board code, correct values to reflect the hardware actually present in the TS-WXL. Signed-off-by: Jeremy J. Peper <jeremy@jeremypeper.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-mv78xx0')
-rw-r--r--arch/arm/mach-mv78xx0/buffalo-wxl-setup.c66
1 files changed, 51 insertions, 15 deletions
diff --git a/arch/arm/mach-mv78xx0/buffalo-wxl-setup.c b/arch/arm/mach-mv78xx0/buffalo-wxl-setup.c
index 31359f586657..62e982f74bc2 100644
--- a/arch/arm/mach-mv78xx0/buffalo-wxl-setup.c
+++ b/arch/arm/mach-mv78xx0/buffalo-wxl-setup.c
@@ -14,6 +14,9 @@
#include <linux/mv643xx_eth.h>
#include <linux/ethtool.h>
#include <linux/i2c.h>
+#include <linux/gpio.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include "mv78xx0.h"
@@ -21,6 +24,11 @@
#include "mpp.h"
+#define TSWXL_AUTO_SWITCH 15
+#define TSWXL_USB_POWER1 30
+#define TSWXL_USB_POWER2 31
+
+
/* This arch has 2 Giga Ethernet */
static struct mv643xx_eth_platform_data db78x00_ge00_data = {
@@ -57,9 +65,9 @@ static unsigned int wxl_mpp_config[] __initdata = {
MPP10_GE1_RXD2,
MPP11_GE1_RXD3,
MPP12_GPIO,
- MPP13_SYSRST_OUTn,
- MPP14_SATA1_ACTn,
- MPP15_SATA0_ACTn,
+ MPP13_GPIO,
+ MPP14_GPIO,
+ MPP15_GPIO,
MPP16_GPIO,
MPP17_GPIO,
MPP18_GPIO,
@@ -73,7 +81,7 @@ static unsigned int wxl_mpp_config[] __initdata = {
MPP26_UA2_CTSn,
MPP27_UA2_RTSn,
MPP28_GPIO,
- MPP29_SYSRST_OUTn,
+ MPP29_GPIO,
MPP30_GPIO,
MPP31_GPIO,
MPP32_GPIO,
@@ -84,19 +92,41 @@ static unsigned int wxl_mpp_config[] __initdata = {
MPP37_GPIO,
MPP38_GPIO,
MPP39_GPIO,
- MPP40_UNUSED,
- MPP41_UNUSED,
- MPP42_UNUSED,
- MPP43_UNUSED,
- MPP44_UNUSED,
- MPP45_UNUSED,
- MPP46_UNUSED,
- MPP47_UNUSED,
- MPP48_SATA1_ACTn,
- MPP49_SATA0_ACTn,
+ MPP40_GPIO,
+ MPP41_GPIO,
+ MPP42_GPIO,
+ MPP43_GPIO,
+ MPP44_GPIO,
+ MPP45_GPIO,
+ MPP46_GPIO,
+ MPP47_GPIO,
+ MPP48_GPIO,
+ MPP49_GPIO,
0
};
+static struct gpio_keys_button tswxl_buttons[] = {
+ {
+ .code = KEY_OPTION,
+ .gpio = TSWXL_AUTO_SWITCH,
+ .desc = "Power-auto Switch",
+ .active_low = 1,
+ }
+};
+
+static struct gpio_keys_platform_data tswxl_button_data = {
+ .buttons = tswxl_buttons,
+ .nbuttons = ARRAY_SIZE(tswxl_buttons),
+};
+
+static struct platform_device tswxl_button_device = {
+ .name = "gpio-keys",
+ .id = -1,
+ .num_resources = 0,
+ .dev = {
+ .platform_data = &tswxl_button_data,
+ },
+};
static void __init wxl_init(void)
{
@@ -111,7 +141,6 @@ static void __init wxl_init(void)
*/
mv78xx0_ehci0_init();
mv78xx0_ehci1_init();
- mv78xx0_ehci2_init();
mv78xx0_ge00_init(&db78x00_ge00_data);
mv78xx0_ge01_init(&db78x00_ge01_data);
mv78xx0_sata_init(&db78x00_sata_data);
@@ -123,6 +152,13 @@ static void __init wxl_init(void)
mv78xx0_crypto_init();
mv78xx0_i2c_init();
i2c_register_board_info(0, &db78x00_i2c_rtc, 1);
+
+ //enable both usb ports
+ gpio_direction_output(TSWXL_USB_POWER1, 1);
+ gpio_direction_output(TSWXL_USB_POWER2, 1);
+
+ //enable rear switch
+ platform_device_register(&tswxl_button_device);
}
static int __init wxl_pci_init(void)