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authorMichael Lee <igvtee@gmail.com>2016-04-20 14:30:13 +0800
committerJohn Crispin <john@phrozen.org>2016-07-11 14:19:47 +0200
commit36d98e6c7a4fdfc929bdec0540c6071ee117275b (patch)
treee6dd0bdb3765f9b78dd8d96b08e1fddc2190cbfe /target
parent0460e9ffca77eea5226d7e37c3512a7762291cf5 (diff)
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ramips: add MT7620 pinmux bits for mdio as refclk
The MT7620 uses a 2 bit wide configuration of the mdio. Signed-off-by: Michael Lee <igvtee@gmail.com>
Diffstat (limited to 'target')
-rw-r--r--target/linux/ramips/patches-4.4/0700-pinctrl-mt7620-mdio-as-refclk.patch42
1 files changed, 42 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-4.4/0700-pinctrl-mt7620-mdio-as-refclk.patch b/target/linux/ramips/patches-4.4/0700-pinctrl-mt7620-mdio-as-refclk.patch
new file mode 100644
index 0000000000..b99363f798
--- /dev/null
+++ b/target/linux/ramips/patches-4.4/0700-pinctrl-mt7620-mdio-as-refclk.patch
@@ -0,0 +1,42 @@
+--- a/arch/mips/include/asm/mach-ralink/mt7620.h
++++ b/arch/mips/include/asm/mach-ralink/mt7620.h
+@@ -114,9 +114,14 @@
+ #define MT7620_GPIO_MODE_WDT_MASK 0x3
+ #define MT7620_GPIO_MODE_WDT_SHIFT 21
+
++#define MT7620_GPIO_MODE_MDIO 0
++#define MT7620_GPIO_MODE_MDIO_REFCLK 1
++#define MT7620_GPIO_MODE_MDIO_GPIO 2
++#define MT7620_GPIO_MODE_MDIO_MASK 0x3
++#define MT7620_GPIO_MODE_MDIO_SHIFT 7
++
+ #define MT7620_GPIO_MODE_I2C 0
+ #define MT7620_GPIO_MODE_UART1 5
+-#define MT7620_GPIO_MODE_MDIO 8
+ #define MT7620_GPIO_MODE_RGMII1 9
+ #define MT7620_GPIO_MODE_RGMII2 10
+ #define MT7620_GPIO_MODE_SPI 11
+--- a/arch/mips/ralink/mt7620.c
++++ b/arch/mips/ralink/mt7620.c
+@@ -55,7 +55,10 @@ static int dram_type;
+ static struct rt2880_pmx_func i2c_grp[] = { FUNC("i2c", 0, 1, 2) };
+ static struct rt2880_pmx_func spi_grp[] = { FUNC("spi", 0, 3, 4) };
+ static struct rt2880_pmx_func uartlite_grp[] = { FUNC("uartlite", 0, 15, 2) };
+-static struct rt2880_pmx_func mdio_grp[] = { FUNC("mdio", 0, 22, 2) };
++static struct rt2880_pmx_func mdio_grp[] = {
++ FUNC("mdio", MT7620_GPIO_MODE_MDIO, 22, 2),
++ FUNC("refclk", MT7620_GPIO_MODE_MDIO_REFCLK, 22, 2),
++};
+ static struct rt2880_pmx_func rgmii1_grp[] = { FUNC("rgmii1", 0, 24, 12) };
+ static struct rt2880_pmx_func refclk_grp[] = { FUNC("spi refclk", 0, 37, 3) };
+ static struct rt2880_pmx_func ephy_grp[] = { FUNC("ephy", 0, 40, 5) };
+@@ -92,7 +95,8 @@ static struct rt2880_pmx_group mt7620a_p
+ GRP("uartlite", uartlite_grp, 1, MT7620_GPIO_MODE_UART1),
+ GRP_G("wdt", wdt_grp, MT7620_GPIO_MODE_WDT_MASK,
+ MT7620_GPIO_MODE_WDT_GPIO, MT7620_GPIO_MODE_WDT_SHIFT),
+- GRP("mdio", mdio_grp, 1, MT7620_GPIO_MODE_MDIO),
++ GRP_G("mdio", mdio_grp, MT7620_GPIO_MODE_MDIO_MASK,
++ MT7620_GPIO_MODE_MDIO_GPIO, MT7620_GPIO_MODE_MDIO_SHIFT),
+ GRP("rgmii1", rgmii1_grp, 1, MT7620_GPIO_MODE_RGMII1),
+ GRP("spi refclk", refclk_grp, 1, MT7620_GPIO_MODE_SPI_REF_CLK),
+ GRP_G("pcie", pcie_rst_grp, MT7620_GPIO_MODE_PCIE_MASK,