ramips: use backported upstream patches

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

9 files changed, 236 insertions, 108 deletions

diff --git a/target/linux/ramips/patches-4.4/0010-arch-mips-ralink-add-spi1-clocks.patch b/target/linux/ramips/patches-4.4/0010-MIPS-ralink-Add-a-few-missing-clocks.patch
index 1c3db6b..56bca78 100644
--- a/target/linux/ramips/patches-4.4/0010-arch-mips-ralink-add-spi1-clocks.patch
+++ b/target/linux/ramips/patches-4.4/0010-MIPS-ralink-Add-a-few-missing-clocks.patch
@@ -1,27 +1,31 @@
-From 39ce22c870f4503bed5e451acfcab21eba3b6239 Mon Sep 17 00:00:00 2001
+From 3b2e7c7c83873f4c073d501c2fff80518e264240 Mon Sep 17 00:00:00 2001
 From: John Crispin <blogic@openwrt.org>
-Date: Sun, 27 Jul 2014 09:49:07 +0100
-Subject: [PATCH 10/53] arch: mips: ralink: add spi1 clocks
-
-based on f3bc64d6d1f21c1b92d75f233a37b75d77af6963
+Date: Mon, 4 Jan 2016 20:24:00 +0100
+Subject: [PATCH] MIPS: ralink: Add a few missing clocks
 
 Signed-off-by: John Crispin <blogic@openwrt.org>
+Cc: linux-mips@linux-mips.org
+Patchwork: https://patchwork.linux-mips.org/patch/11995/
+Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 ---
- arch/mips/ralink/mt7620.c |    1 +
- arch/mips/ralink/rt305x.c |    1 +
- arch/mips/ralink/rt3883.c |    1 +
- 3 files changed, 3 insertions(+)
+ arch/mips/ralink/mt7620.c | 3 +++
+ arch/mips/ralink/rt305x.c | 1 +
+ arch/mips/ralink/rt3883.c | 1 +
+ 3 files changed, 5 insertions(+)
 
 --- a/arch/mips/ralink/mt7620.c
 +++ b/arch/mips/ralink/mt7620.c
-@@ -436,6 +436,7 @@ void __init ralink_clk_init(void)
+@@ -436,7 +436,10 @@ void __init ralink_clk_init(void)
  	ralink_clk_add("10000100.timer", periph_rate);
  	ralink_clk_add("10000120.watchdog", periph_rate);
  	ralink_clk_add("10000b00.spi", sys_rate);
 +	ralink_clk_add("10000b40.spi", sys_rate);
  	ralink_clk_add("10000c00.uartlite", periph_rate);
++	ralink_clk_add("10000d00.uart1", periph_rate);
++	ralink_clk_add("10000e00.uart2", periph_rate);
  	ralink_clk_add("10180000.wmac", xtal_rate);
  
+ 	if (IS_ENABLED(CONFIG_USB) && is_mt76x8()) {
 --- a/arch/mips/ralink/rt305x.c
 +++ b/arch/mips/ralink/rt305x.c
 @@ -201,6 +201,7 @@ void __init ralink_clk_init(void)
diff --git a/target/linux/ramips/patches-4.4/0022-MIPS-ralink-Fix-vendor-string-for-mt7620.patch b/target/linux/ramips/patches-4.4/0022-MIPS-ralink-Fix-vendor-string-for-mt7620.patch
new file mode 100644
index 0000000..05017b1
--- /dev/null
+++ b/target/linux/ramips/patches-4.4/0022-MIPS-ralink-Fix-vendor-string-for-mt7620.patch
@@ -0,0 +1,27 @@
+From 3bca798b859c75063b3b4e65f6b019c7a4bd53ef Mon Sep 17 00:00:00 2001
+From: John Crispin <blogic@openwrt.org>
+Date: Mon, 4 Jan 2016 20:23:59 +0100
+Subject: [PATCH] MIPS: ralink: Fix vendor string for mt7620
+
+Ralink was acquired by Mediatek. Represent this in the cpuinfo. It
+apparently confused people.
+
+Signed-off-by: John Crispin <blogic@openwrt.org>
+Cc: linux-mips@linux-mips.org
+Patchwork: https://patchwork.linux-mips.org/patch/11994/
+Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
+---
+ arch/mips/ralink/mt7620.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/arch/mips/ralink/mt7620.c
++++ b/arch/mips/ralink/mt7620.c
+@@ -555,7 +555,7 @@ void prom_soc_init(struct ralink_soc_inf
+ 	}
+ 
+ 	snprintf(soc_info->sys_type, RAMIPS_SYS_TYPE_LEN,
+-		"Ralink %s ver:%u eco:%u",
++		"MediaTek %s ver:%u eco:%u",
+ 		name,
+ 		(rev >> CHIP_REV_VER_SHIFT) & CHIP_REV_VER_MASK,
+ 		(rev & CHIP_REV_ECO_MASK));
diff --git a/target/linux/ramips/patches-4.4/0022-arch-mips-ralink-proper-vendor-id-srtring.patch b/target/linux/ramips/patches-4.4/0022-arch-mips-ralink-proper-vendor-id-srtring.patch
deleted file mode 100644
index adadf2a..0000000
--- a/target/linux/ramips/patches-4.4/0022-arch-mips-ralink-proper-vendor-id-srtring.patch
+++ /dev/null
@@ -1,21 +0,0 @@
-From 2e5d90398aacde3e46dfd87e6f716b00a0ffcd83 Mon Sep 17 00:00:00 2001
-From: John Crispin <blogic@openwrt.org>
-Date: Mon, 7 Dec 2015 17:30:11 +0100
-Subject: [PATCH 22/53] arch: mips: ralink: proper vendor id srtring
-
-Signed-off-by: John Crispin <blogic@openwrt.org>
----
- arch/mips/ralink/mt7620.c |    2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
---- a/arch/mips/ralink/mt7620.c
-+++ b/arch/mips/ralink/mt7620.c
-@@ -553,7 +553,7 @@ void prom_soc_init(struct ralink_soc_inf
- 	}
- 
- 	snprintf(soc_info->sys_type, RAMIPS_SYS_TYPE_LEN,
--		"Ralink %s ver:%u eco:%u",
-+		"MediaTek %s ver:%u eco:%u",
- 		name,
- 		(rev >> CHIP_REV_VER_SHIFT) & CHIP_REV_VER_MASK,
- 		(rev & CHIP_REV_ECO_MASK));
diff --git a/target/linux/ramips/patches-4.4/0049-watchdog-add-MT7621-support.patch b/target/linux/ramips/patches-4.4/0049-watchdog-add-MT7621-support.patch
index eba6d7a..529a801 100644
--- a/target/linux/ramips/patches-4.4/0049-watchdog-add-MT7621-support.patch
+++ b/target/linux/ramips/patches-4.4/0049-watchdog-add-MT7621-support.patch
@@ -13,7 +13,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
 
 --- a/drivers/watchdog/Kconfig
 +++ b/drivers/watchdog/Kconfig
-@@ -1354,6 +1354,13 @@ config RALINK_WDT
+@@ -1345,6 +1345,13 @@ config RALINK_WDT
  	help
  	  Hardware driver for the Ralink SoC Watchdog Timer.
  
diff --git a/target/linux/ramips/patches-4.4/0054-mtd-add-chunked-read-io-to-m25p80.patch b/target/linux/ramips/patches-4.4/0054-mtd-add-chunked-read-io-to-m25p80.patch
index d961494..5962e0e 100644
--- a/target/linux/ramips/patches-4.4/0054-mtd-add-chunked-read-io-to-m25p80.patch
+++ b/target/linux/ramips/patches-4.4/0054-mtd-add-chunked-read-io-to-m25p80.patch
@@ -67,7 +67,7 @@
  static int macronix_quad_enable(struct spi_nor *nor)
  {
  	int ret, val;
-@@ -1185,10 +1245,12 @@ int spi_nor_scan(struct spi_nor *nor, co
+@@ -1186,10 +1246,12 @@ int spi_nor_scan(struct spi_nor *nor, co
  	}
  
  	/* sst nor chips use AAI word program */
@@ -82,7 +82,7 @@
  
  	if (info->flags & USE_FSR)
  		nor->flags |= SNOR_F_USE_FSR;
-@@ -1216,11 +1278,20 @@ int spi_nor_scan(struct spi_nor *nor, co
+@@ -1217,11 +1279,20 @@ int spi_nor_scan(struct spi_nor *nor, co
  	mtd->writebufsize = nor->page_size;
  
  	if (np) {
diff --git a/target/linux/ramips/patches-4.4/0065-MIPS-ralink-MT7688-pinmux-fixes.patch b/target/linux/ramips/patches-4.4/0065-MIPS-ralink-MT7688-pinmux-fixes.patch
new file mode 100644
index 0000000..18571e6
--- /dev/null
+++ b/target/linux/ramips/patches-4.4/0065-MIPS-ralink-MT7688-pinmux-fixes.patch
@@ -0,0 +1,166 @@
+From e906a5f67e5a3337d696ec848e9c28fc68b39aa3 Mon Sep 17 00:00:00 2001
+From: John Crispin <blogic@openwrt.org>
+Date: Mon, 4 Jan 2016 20:23:56 +0100
+Subject: [PATCH] MIPS: ralink: MT7688 pinmux fixes
+
+A few fixes to the pinmux data, 2 new muxes and a minor whitespace
+cleanup.
+
+Signed-off-by: John Crispin <blogic@openwrt.org>
+Cc: linux-mips@linux-mips.org
+Patchwork: https://patchwork.linux-mips.org/patch/11991/
+Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
+---
+ arch/mips/ralink/mt7620.c | 80 +++++++++++++++++++++++++++++------------------
+ 1 file changed, 50 insertions(+), 30 deletions(-)
+
+--- a/arch/mips/ralink/mt7620.c
++++ b/arch/mips/ralink/mt7620.c
+@@ -107,31 +107,31 @@ static struct rt2880_pmx_group mt7620a_p
+ };
+ 
+ static struct rt2880_pmx_func pwm1_grp_mt7628[] = {
+-	FUNC("sdcx", 3, 19, 1),
++	FUNC("sdxc d6", 3, 19, 1),
+ 	FUNC("utif", 2, 19, 1),
+ 	FUNC("gpio", 1, 19, 1),
+-	FUNC("pwm", 0, 19, 1),
++	FUNC("pwm1", 0, 19, 1),
+ };
+ 
+ static struct rt2880_pmx_func pwm0_grp_mt7628[] = {
+-	FUNC("sdcx", 3, 18, 1),
++	FUNC("sdxc d7", 3, 18, 1),
+ 	FUNC("utif", 2, 18, 1),
+ 	FUNC("gpio", 1, 18, 1),
+-	FUNC("pwm", 0, 18, 1),
++	FUNC("pwm0", 0, 18, 1),
+ };
+ 
+ static struct rt2880_pmx_func uart2_grp_mt7628[] = {
+-	FUNC("sdcx", 3, 20, 2),
++	FUNC("sdxc d5 d4", 3, 20, 2),
+ 	FUNC("pwm", 2, 20, 2),
+ 	FUNC("gpio", 1, 20, 2),
+-	FUNC("uart", 0, 20, 2),
++	FUNC("uart2", 0, 20, 2),
+ };
+ 
+ static struct rt2880_pmx_func uart1_grp_mt7628[] = {
+-	FUNC("sdcx", 3, 45, 2),
++	FUNC("sw_r", 3, 45, 2),
+ 	FUNC("pwm", 2, 45, 2),
+ 	FUNC("gpio", 1, 45, 2),
+-	FUNC("uart", 0, 45, 2),
++	FUNC("uart1", 0, 45, 2),
+ };
+ 
+ static struct rt2880_pmx_func i2c_grp_mt7628[] = {
+@@ -143,21 +143,21 @@ static struct rt2880_pmx_func i2c_grp_mt
+ 
+ static struct rt2880_pmx_func refclk_grp_mt7628[] = { FUNC("reclk", 0, 36, 1) };
+ static struct rt2880_pmx_func perst_grp_mt7628[] = { FUNC("perst", 0, 37, 1) };
+-static struct rt2880_pmx_func wdt_grp_mt7628[] = { FUNC("wdt", 0, 15, 38) };
++static struct rt2880_pmx_func wdt_grp_mt7628[] = { FUNC("wdt", 0, 38, 1) };
+ static struct rt2880_pmx_func spi_grp_mt7628[] = { FUNC("spi", 0, 7, 4) };
+ 
+ static struct rt2880_pmx_func sd_mode_grp_mt7628[] = {
+ 	FUNC("jtag", 3, 22, 8),
+ 	FUNC("utif", 2, 22, 8),
+ 	FUNC("gpio", 1, 22, 8),
+-	FUNC("sdcx", 0, 22, 8),
++	FUNC("sdxc", 0, 22, 8),
+ };
+ 
+ static struct rt2880_pmx_func uart0_grp_mt7628[] = {
+ 	FUNC("-", 3, 12, 2),
+ 	FUNC("-", 2, 12, 2),
+ 	FUNC("gpio", 1, 12, 2),
+-	FUNC("uart", 0, 12, 2),
++	FUNC("uart0", 0, 12, 2),
+ };
+ 
+ static struct rt2880_pmx_func i2s_grp_mt7628[] = {
+@@ -171,7 +171,7 @@ static struct rt2880_pmx_func spi_cs1_gr
+ 	FUNC("-", 3, 6, 1),
+ 	FUNC("refclk", 2, 6, 1),
+ 	FUNC("gpio", 1, 6, 1),
+-	FUNC("spi", 0, 6, 1),
++	FUNC("spi cs1", 0, 6, 1),
+ };
+ 
+ static struct rt2880_pmx_func spis_grp_mt7628[] = {
+@@ -188,28 +188,44 @@ static struct rt2880_pmx_func gpio_grp_m
+ 	FUNC("gpio", 0, 11, 1),
+ };
+ 
+-#define MT7628_GPIO_MODE_MASK	0x3
+-
+-#define MT7628_GPIO_MODE_PWM1	30
+-#define MT7628_GPIO_MODE_PWM0	28
+-#define MT7628_GPIO_MODE_UART2	26
+-#define MT7628_GPIO_MODE_UART1	24
+-#define MT7628_GPIO_MODE_I2C	20
+-#define MT7628_GPIO_MODE_REFCLK	18
+-#define MT7628_GPIO_MODE_PERST	16
+-#define MT7628_GPIO_MODE_WDT	14
+-#define MT7628_GPIO_MODE_SPI	12
+-#define MT7628_GPIO_MODE_SDMODE	10
+-#define MT7628_GPIO_MODE_UART0	8
+-#define MT7628_GPIO_MODE_I2S	6
+-#define MT7628_GPIO_MODE_CS1	4
+-#define MT7628_GPIO_MODE_SPIS	2
+-#define MT7628_GPIO_MODE_GPIO	0
++static struct rt2880_pmx_func wled_kn_grp_mt7628[] = {
++	FUNC("rsvd", 3, 35, 1),
++	FUNC("rsvd", 2, 35, 1),
++	FUNC("gpio", 1, 35, 1),
++	FUNC("wled_kn", 0, 35, 1),
++};
++
++static struct rt2880_pmx_func wled_an_grp_mt7628[] = {
++	FUNC("rsvd", 3, 35, 1),
++	FUNC("rsvd", 2, 35, 1),
++	FUNC("gpio", 1, 35, 1),
++	FUNC("wled_an", 0, 35, 1),
++};
++
++#define MT7628_GPIO_MODE_MASK		0x3
++
++#define MT7628_GPIO_MODE_WLED_KN	48
++#define MT7628_GPIO_MODE_WLED_AN	32
++#define MT7628_GPIO_MODE_PWM1		30
++#define MT7628_GPIO_MODE_PWM0		28
++#define MT7628_GPIO_MODE_UART2		26
++#define MT7628_GPIO_MODE_UART1		24
++#define MT7628_GPIO_MODE_I2C		20
++#define MT7628_GPIO_MODE_REFCLK		18
++#define MT7628_GPIO_MODE_PERST		16
++#define MT7628_GPIO_MODE_WDT		14
++#define MT7628_GPIO_MODE_SPI		12
++#define MT7628_GPIO_MODE_SDMODE		10
++#define MT7628_GPIO_MODE_UART0		8
++#define MT7628_GPIO_MODE_I2S		6
++#define MT7628_GPIO_MODE_CS1		4
++#define MT7628_GPIO_MODE_SPIS		2
++#define MT7628_GPIO_MODE_GPIO		0
+ 
+ static struct rt2880_pmx_group mt7628an_pinmux_data[] = {
+ 	GRP_G("pmw1", pwm1_grp_mt7628, MT7628_GPIO_MODE_MASK,
+ 				1, MT7628_GPIO_MODE_PWM1),
+-	GRP_G("pmw1", pwm0_grp_mt7628, MT7628_GPIO_MODE_MASK,
++	GRP_G("pmw0", pwm0_grp_mt7628, MT7628_GPIO_MODE_MASK,
+ 				1, MT7628_GPIO_MODE_PWM0),
+ 	GRP_G("uart2", uart2_grp_mt7628, MT7628_GPIO_MODE_MASK,
+ 				1, MT7628_GPIO_MODE_UART2),
+@@ -233,6 +249,10 @@ static struct rt2880_pmx_group mt7628an_
+ 				1, MT7628_GPIO_MODE_SPIS),
+ 	GRP_G("gpio", gpio_grp_mt7628, MT7628_GPIO_MODE_MASK,
+ 				1, MT7628_GPIO_MODE_GPIO),
++	GRP_G("wled_an", wled_an_grp_mt7628, MT7628_GPIO_MODE_MASK,
++				1, MT7628_GPIO_MODE_WLED_AN),
++	GRP_G("wled_kn", wled_kn_grp_mt7628, MT7628_GPIO_MODE_MASK,
++				1, MT7628_GPIO_MODE_WLED_KN),
+ 	{ 0 }
+ };
+ 
diff --git a/target/linux/ramips/patches-4.4/0065-mt7688-fixes.patch b/target/linux/ramips/patches-4.4/0065-mt7688-fixes.patch
deleted file mode 100644
index b96be91..0000000
--- a/target/linux/ramips/patches-4.4/0065-mt7688-fixes.patch
+++ /dev/null
@@ -1,73 +0,0 @@
---- a/arch/mips/ralink/mt7620.c
-+++ b/arch/mips/ralink/mt7620.c
-@@ -107,31 +107,31 @@ static struct rt2880_pmx_group mt7620a_p
- };
- 
- static struct rt2880_pmx_func pwm1_grp_mt7628[] = {
--	FUNC("sdcx", 3, 19, 1),
-+	FUNC("sdxc", 3, 19, 1),
- 	FUNC("utif", 2, 19, 1),
- 	FUNC("gpio", 1, 19, 1),
- 	FUNC("pwm", 0, 19, 1),
- };
- 
- static struct rt2880_pmx_func pwm0_grp_mt7628[] = {
--	FUNC("sdcx", 3, 18, 1),
-+	FUNC("sdxc", 3, 18, 1),
- 	FUNC("utif", 2, 18, 1),
- 	FUNC("gpio", 1, 18, 1),
- 	FUNC("pwm", 0, 18, 1),
- };
- 
- static struct rt2880_pmx_func uart2_grp_mt7628[] = {
--	FUNC("sdcx", 3, 20, 2),
-+	FUNC("sdxc", 3, 20, 2),
- 	FUNC("pwm", 2, 20, 2),
- 	FUNC("gpio", 1, 20, 2),
--	FUNC("uart", 0, 20, 2),
-+	FUNC("uart2", 0, 20, 2),
- };
- 
- static struct rt2880_pmx_func uart1_grp_mt7628[] = {
- 	FUNC("sdcx", 3, 45, 2),
- 	FUNC("pwm", 2, 45, 2),
- 	FUNC("gpio", 1, 45, 2),
--	FUNC("uart", 0, 45, 2),
-+	FUNC("uart1", 0, 45, 2),
- };
- 
- static struct rt2880_pmx_func i2c_grp_mt7628[] = {
-@@ -143,21 +143,21 @@ static struct rt2880_pmx_func i2c_grp_mt
- 
- static struct rt2880_pmx_func refclk_grp_mt7628[] = { FUNC("reclk", 0, 36, 1) };
- static struct rt2880_pmx_func perst_grp_mt7628[] = { FUNC("perst", 0, 37, 1) };
--static struct rt2880_pmx_func wdt_grp_mt7628[] = { FUNC("wdt", 0, 15, 38) };
-+static struct rt2880_pmx_func wdt_grp_mt7628[] = { FUNC("wdt", 0, 38, 1) };
- static struct rt2880_pmx_func spi_grp_mt7628[] = { FUNC("spi", 0, 7, 4) };
- 
- static struct rt2880_pmx_func sd_mode_grp_mt7628[] = {
- 	FUNC("jtag", 3, 22, 8),
- 	FUNC("utif", 2, 22, 8),
- 	FUNC("gpio", 1, 22, 8),
--	FUNC("sdcx", 0, 22, 8),
-+	FUNC("sdxc", 0, 22, 8),
- };
- 
- static struct rt2880_pmx_func uart0_grp_mt7628[] = {
- 	FUNC("-", 3, 12, 2),
- 	FUNC("-", 2, 12, 2),
- 	FUNC("gpio", 1, 12, 2),
--	FUNC("uart", 0, 12, 2),
-+	FUNC("uart0", 0, 12, 2),
- };
- 
- static struct rt2880_pmx_func i2s_grp_mt7628[] = {
-@@ -438,6 +438,8 @@ void __init ralink_clk_init(void)
- 	ralink_clk_add("10000b00.spi", sys_rate);
- 	ralink_clk_add("10000b40.spi", sys_rate);
- 	ralink_clk_add("10000c00.uartlite", periph_rate);
-+	ralink_clk_add("10000d00.uart1", periph_rate);
-+	ralink_clk_add("10000e00.uart2", periph_rate);
- 	ralink_clk_add("10180000.wmac", xtal_rate);
- 
- 	if (IS_ENABLED(CONFIG_USB) && is_mt76x8()) {
diff --git a/target/linux/ramips/patches-4.4/0080-MIPS-ralink-fix-USB-frequency-scaling.patch b/target/linux/ramips/patches-4.4/0080-MIPS-ralink-fix-USB-frequency-scaling.patch
index 3020cdb..c7eec6e 100644
--- a/target/linux/ramips/patches-4.4/0080-MIPS-ralink-fix-USB-frequency-scaling.patch
+++ b/target/linux/ramips/patches-4.4/0080-MIPS-ralink-fix-USB-frequency-scaling.patch
@@ -17,7 +17,7 @@ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 
 --- a/arch/mips/ralink/mt7620.c
 +++ b/arch/mips/ralink/mt7620.c
-@@ -442,7 +442,7 @@ void __init ralink_clk_init(void)
+@@ -462,7 +462,7 @@ void __init ralink_clk_init(void)
  	ralink_clk_add("10000e00.uart2", periph_rate);
  	ralink_clk_add("10180000.wmac", xtal_rate);
  
diff --git a/target/linux/ramips/patches-4.4/0081-MIPS-ralink-Fix-invalid-assignment-of-SoC-type.patch b/target/linux/ramips/patches-4.4/0081-MIPS-ralink-Fix-invalid-assignment-of-SoC-type.patch
new file mode 100644
index 0000000..2c149cc
--- /dev/null
+++ b/target/linux/ramips/patches-4.4/0081-MIPS-ralink-Fix-invalid-assignment-of-SoC-type.patch
@@ -0,0 +1,25 @@
+From 0af3a40f09a2a85089037a0b5b51471fa48b229e Mon Sep 17 00:00:00 2001
+From: John Crispin <blogic@openwrt.org>
+Date: Mon, 4 Jan 2016 20:23:58 +0100
+Subject: [PATCH] MIPS: ralink: Fix invalid assignment of SoC type
+
+Commit 418d29c87061 ("MIPS: ralink: Unify SoC id handling") introduced
+broken code. We obviously need to assign the value.
+
+Signed-off-by: John Crispin <blogic@openwrt.org>
+Cc: linux-mips@linux-mips.org
+Patchwork: https://patchwork.linux-mips.org/patch/11993/
+Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
+---
+ arch/mips/ralink/rt288x.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/arch/mips/ralink/rt288x.c
++++ b/arch/mips/ralink/rt288x.c
+@@ -119,5 +119,5 @@ void prom_soc_init(struct ralink_soc_inf
+ 	soc_info->mem_size_max = RT2880_MEM_SIZE_MAX;
+ 
+ 	rt2880_pinmux_data = rt2880_pinmux_data_act;
+-	ralink_soc == RT2880_SOC;
++	ralink_soc = RT2880_SOC;
+ }