From 36d98e6c7a4fdfc929bdec0540c6071ee117275b Mon Sep 17 00:00:00 2001 From: Michael Lee Date: Wed, 20 Apr 2016 14:30:13 +0800 Subject: [PATCH] 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 --- .../0700-pinctrl-mt7620-mdio-as-refclk.patch | 42 +++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 target/linux/ramips/patches-4.4/0700-pinctrl-mt7620-mdio-as-refclk.patch 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, -- 2.25.1