mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-22 23:12:32 +00:00
57 lines
1.4 KiB
Diff
57 lines
1.4 KiB
Diff
--- a/drivers/net/wireless/ath/ath5k/eeprom.c
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+++ b/drivers/net/wireless/ath/ath5k/eeprom.c
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@@ -22,6 +22,8 @@
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\*************************************/
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#include <linux/slab.h>
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+#include <linux/ath5k_platform.h>
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+#include <linux/pci.h>
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#include "ath5k.h"
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#include "reg.h"
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@@ -34,6 +36,18 @@
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static int ath5k_hw_eeprom_read(struct ath5k_hw *ah, u32 offset, u16 *data)
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{
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u32 status, timeout;
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+ struct ath5k_platform_data *pdata = NULL;
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+
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+ if (ah->ah_sc->pdev)
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+ pdata = ah->ah_sc->pdev->dev.platform_data;
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+
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+ if (pdata && pdata->eeprom_data && pdata->eeprom_data[0] == AR5K_EEPROM_MAGIC_VALUE)
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+ {
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+ ATH5K_INFO(ah->ah_sc, "using eeprom-content from platform_data\n");
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+ if (offset >= ATH5K_PLAT_EEP_MAX_WORDS) return -EIO;
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+ *data = pdata->eeprom_data[offset];
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+ return 0;
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+ }
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/*
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* Initialize EEPROM access
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@@ -1788,7 +1802,7 @@ ath5k_eeprom_init(struct ath5k_hw *ah)
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}
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/*
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- * Read the MAC address from eeprom
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+ * Read the MAC address from eeprom or platform_data
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*/
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int ath5k_eeprom_read_mac(struct ath5k_hw *ah, u8 *mac)
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{
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@@ -1796,6 +1810,16 @@ int ath5k_eeprom_read_mac(struct ath5k_h
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u32 total, offset;
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u16 data;
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int octet, ret;
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+ struct ath5k_platform_data *pdata = NULL;
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+
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+ if (ah->ah_sc->pdev)
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+ pdata = ah->ah_sc->pdev->dev.platform_data;
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+
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+ if (pdata && pdata->macaddr)
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+ {
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+ memcpy(mac, pdata->macaddr, ETH_ALEN);
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+ return 0;
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+ }
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ret = ath5k_hw_eeprom_read(ah, 0x20, &data);
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if (ret)
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