diff options
Diffstat (limited to 'package/kernel/mac80211/patches/605-rt2x00-load-eeprom-on-SoC-from-a-mtd-device-defines-.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/605-rt2x00-load-eeprom-on-SoC-from-a-mtd-device-defines-.patch | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/package/kernel/mac80211/patches/605-rt2x00-load-eeprom-on-SoC-from-a-mtd-device-defines-.patch b/package/kernel/mac80211/patches/605-rt2x00-load-eeprom-on-SoC-from-a-mtd-device-defines-.patch deleted file mode 100644 index a98b49c541..0000000000 --- a/package/kernel/mac80211/patches/605-rt2x00-load-eeprom-on-SoC-from-a-mtd-device-defines-.patch +++ /dev/null @@ -1,108 +0,0 @@ -From 339fe73f340161a624cc08e738d2244814852c3e Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Sun, 17 Mar 2013 00:55:04 +0100 -Subject: [PATCH] rt2x00: load eeprom on SoC from a mtd device defines inside - OF - -Signed-off-by: John Crispin <blogic@openwrt.org> ---- - drivers/net/wireless/ralink/rt2x00/Kconfig | 1 + - drivers/net/wireless/ralink/rt2x00/rt2x00eeprom.c | 65 +++++++++++++++++++++++ - 2 files changed, 66 insertions(+) - ---- a/drivers/net/wireless/ralink/rt2x00/Kconfig -+++ b/drivers/net/wireless/ralink/rt2x00/Kconfig -@@ -219,6 +219,7 @@ config RT2800SOC - select RT2X00_LIB_EEPROM - select RT2800_LIB - select RT2800_LIB_MMIO -+ select MTD if SOC_RT288X || SOC_RT305X - ---help--- - This adds support for Ralink WiSoC devices. - Supported chips: RT2880, RT3050, RT3052, RT3350, RT3352. ---- a/drivers/net/wireless/ralink/rt2x00/rt2x00eeprom.c -+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00eeprom.c -@@ -26,11 +26,73 @@ - - #include <linux/kernel.h> - #include <linux/module.h> -+#include <linux/mtd/mtd.h> -+#include <linux/mtd/partitions.h> - #include <linux/of.h> - - #include "rt2x00.h" - #include "rt2x00lib.h" - -+static int rt2800lib_read_eeprom_mtd(struct rt2x00_dev *rt2x00dev) -+{ -+ int ret = -EINVAL; -+#ifdef CONFIG_OF -+ static struct firmware mtd_fw; -+ struct device_node *np = rt2x00dev->dev->of_node, *mtd_np = NULL; -+ size_t retlen, len = rt2x00dev->ops->eeprom_size; -+ int i, size, offset = 0; -+ struct mtd_info *mtd; -+ const char *part; -+ const __be32 *list; -+ phandle phandle; -+ -+ list = of_get_property(np, "ralink,mtd-eeprom", &size); -+ if (!list) -+ return -ENOENT; -+ -+ phandle = be32_to_cpup(list++); -+ if (phandle) -+ mtd_np = of_find_node_by_phandle(phandle); -+ if (!mtd_np) { -+ dev_err(rt2x00dev->dev, "failed to load mtd phandle\n"); -+ return -EINVAL; -+ } -+ -+ part = of_get_property(mtd_np, "label", NULL); -+ if (!part) -+ part = mtd_np->name; -+ -+ mtd = get_mtd_device_nm(part); -+ if (IS_ERR(mtd)) { -+ dev_err(rt2x00dev->dev, "failed to get mtd device \"%s\"\n", part); -+ return PTR_ERR(mtd); -+ } -+ -+ if (size > sizeof(*list)) -+ offset = be32_to_cpup(list); -+ -+ ret = mtd_read(mtd, offset, len, &retlen, (u_char *) rt2x00dev->eeprom); -+ put_mtd_device(mtd); -+ -+ if ((retlen != rt2x00dev->ops->eeprom_size) || ret) { -+ dev_err(rt2x00dev->dev, "failed to load eeprom from device \"%s\"\n", part); -+ return ret; -+ } -+ -+ if (of_find_property(np, "ralink,mtd-eeprom-swap", NULL)) -+ for (i = 0; i < len/sizeof(u16); i++) -+ rt2x00dev->eeprom[i] = swab16(rt2x00dev->eeprom[i]); -+ -+ rt2x00dev->eeprom_file = &mtd_fw; -+ mtd_fw.size = len; -+ mtd_fw.data = (const u8 *) rt2x00dev->eeprom; -+ -+ dev_info(rt2x00dev->dev, "loaded eeprom from mtd device \"%s\"\n", part); -+#endif -+ -+ return ret; -+} -+ - static const char * - rt2x00lib_get_eeprom_file_name(struct rt2x00_dev *rt2x00dev) - { -@@ -58,6 +120,9 @@ static int rt2x00lib_request_eeprom_file - const char *ee_name; - int retval; - -+ if (!rt2800lib_read_eeprom_mtd(rt2x00dev)) -+ return 0; -+ - ee_name = rt2x00lib_get_eeprom_file_name(rt2x00dev); - if (!ee_name && test_bit(REQUIRE_EEPROM_FILE, &rt2x00dev->cap_flags)) { - rt2x00_err(rt2x00dev, "Required EEPROM name is missing."); |