From 783dfca1fceb0140e629d671b67e4be7e8dc7f8d Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Thu, 15 Apr 2010 17:38:11 -0400
Subject: [PATCH] ath9k_hw: add support for GPIO differences on AR9003
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
drivers/net/wireless/ath/ath9k/hw.c | 4 +++-
drivers/net/wireless/ath/ath9k/reg.h | 1 +
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index a55db3bc13e6..6f7faf08b925 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -3440,7 +3440,9 @@ u32 ath9k_hw_gpio_get(struct ath_hw *ah, u32 gpio)
if (gpio >= ah->caps.num_gpio_pins)
return 0xffffffff;
- if (AR_SREV_9271(ah))
+ if (AR_SREV_9300_20_OR_LATER(ah))
+ return MS_REG_READ(AR9300, gpio) != 0;
+ else if (AR_SREV_9271(ah))
return MS_REG_READ(AR9271, gpio) != 0;
else if (AR_SREV_9287_10_OR_LATER(ah))
return MS_REG_READ(AR9287, gpio) != 0;
diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h
index d56b4eada165..d52489149167 100644
--- a/drivers/net/wireless/ath/ath9k/reg.h
+++ b/drivers/net/wireless/ath/ath9k/reg.h
@@ -954,6 +954,7 @@ enum {
#define AR9285_NUM_GPIO 12
#define AR9287_NUM_GPIO 11
#define AR9271_NUM_GPIO 16
+#define AR9300_NUM_GPIO 17
#define AR_GPIO_IN_OUT 0x4048
#define AR_GPIO_IN_VAL 0x0FFFC000
--
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