ar71xx: improve kernel support for the TL-MR3040 v2

This patch adds support for the hardware slide switch on
the TL-MR3040 v2.

Signed-off-by: Mads Hansen <d@taba.se>
[juhosg: use EV_SW instead of EV_KEY]
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
SVN-Revision: 38190

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-tl-mr11u.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-tl-mr11u.c
index 818ed97678bdd94eca16ba15f6fe6ea3335fffe6..74ccf639e0e152a0072dd6c705743aa298dbec3f 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ath79/mach-tl-mr11u.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-tl-mr11u.c
@@ -33,6 +33,9 @@
 #define TL_MR11U_GPIO_USB_POWER                8
 #define TL_MR3040_GPIO_USB_POWER       18
 
+#define TL_MR3040_V2_GPIO_BTN_SW1      19
+#define TL_MR3040_V2_GPIO_BTN_SW2      20
+
 #define TL_MR11U_KEYS_POLL_INTERVAL    20      /* msecs */
 #define TL_MR11U_KEYS_DEBOUNCE_INTERVAL        (3 * TL_MR11U_KEYS_POLL_INTERVAL)
 
@@ -82,6 +85,33 @@ static struct gpio_keys_button tl_mr11u_gpio_keys[] __initdata = {
        },
 };
 
+static struct gpio_keys_button tl_mr3040_v2_gpio_keys[] __initdata = {
+       {
+               .desc           = "reset",
+               .type           = EV_KEY,
+               .code           = KEY_RESTART,
+               .debounce_interval = TL_MR11U_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = TL_MR11U_GPIO_BTN_RESET,
+               .active_low     = 0,
+       },
+       {
+               .desc           = "sw1",
+               .type           = EV_SW,
+               .code           = BTN_0,
+               .debounce_interval = TL_MR11U_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = TL_MR3040_V2_GPIO_BTN_SW1,
+               .active_low     = 0,
+       },
+       {
+               .desc           = "sw2",
+               .type           = EV_SW,
+               .code           = BTN_1,
+               .debounce_interval = TL_MR11U_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = TL_MR3040_V2_GPIO_BTN_SW2,
+               .active_low     = 0,
+       }
+};
+
 static void __init common_setup(void)
 {
        u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
@@ -136,3 +166,18 @@ static void __init tl_mr3040_setup(void)
 
 MIPS_MACHINE(ATH79_MACH_TL_MR3040, "TL-MR3040", "TP-LINK TL-MR3040",
             tl_mr3040_setup);
+
+static void __init tl_mr3040_v2_setup(void)
+{
+       common_setup();
+
+       ath79_register_gpio_keys_polled(-1, TL_MR11U_KEYS_POLL_INTERVAL,
+                                       ARRAY_SIZE(tl_mr3040_v2_gpio_keys),
+                                       tl_mr3040_v2_gpio_keys);
+       gpio_request_one(TL_MR3040_GPIO_USB_POWER,
+                        GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
+                        "USB power");
+}
+
+MIPS_MACHINE(ATH79_MACH_TL_MR3040_V2, "TL-MR3040-v2", "TP-LINK TL-MR3040 v2",
+            tl_mr3040_v2_setup);

diff --git a/target/linux/ar71xx/patches-3.10/628-MIPS-ath79-add-TL-MR3040-v2-support.patch b/target/linux/ar71xx/patches-3.10/628-MIPS-ath79-add-TL-MR3040-v2-support.patch
new file mode 100644 (file)
index 0000000..bb6d8b4
--- /dev/null
+++ b/target/linux/ar71xx/patches-3.10/628-MIPS-ath79-add-TL-MR3040-v2-support.patch
@@ -0,0 +1,10 @@
+--- a/arch/mips/ath79/machtypes.h
++++ b/arch/mips/ath79/machtypes.h
+@@ -89,6 +89,7 @@ enum ath79_mach_type {
+       ATH79_MACH_TL_MR13U,            /* TP-LINK TL-MR13U */
+       ATH79_MACH_TL_MR3020,           /* TP-LINK TL-MR3020 */
+       ATH79_MACH_TL_MR3040,           /* TP-LINK TL-MR3040 */
++      ATH79_MACH_TL_MR3040_V2,        /* TP-LINK TL-MR3040 v2 */
+       ATH79_MACH_TL_MR3220,           /* TP-LINK TL-MR3220 */
+       ATH79_MACH_TL_MR3220_V2,        /* TP-LINK TL-MR3220 v2 */
+       ATH79_MACH_TL_MR3420,           /* TP-LINK TL-MR3420 */