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ramips: Fix MT7621 pinmux bits for uart3, uart2, mdio 

The MT7621 uses a 2 bit wide configuration of the sdhci, spi, mdio, pcie,
wdt, uart2 and uart3 in the GPIO_MODE register. It was correctly done
for sdhci, spi, pcie and wdt, The same has to be done for uart3, uart2
and mdio.

Signed-off-by: Sven Eckelmann <sven@open-mesh.com>

SVN-Revision: 46645
owl
John Crispin 2015-08-17 06:15:49 +00:00
parent 09851afd33
commit 87df7da757
1 changed files with 26 additions and 9 deletions
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35
target/linux/ramips/patches-3.18/0012-MIPS-ralink-add-MT7621-support.patch
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@ -520,7 +520,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+}
--- /dev/null
+++ b/arch/mips/ralink/mt7621.c
@@ -0,0 +1,192 @@
@@ -0,0 +1,209 @@
+/*
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
@ -555,8 +555,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+
+#define MT7621_GPIO_MODE_UART1 1
+#define MT7621_GPIO_MODE_I2C 2
+#define MT7621_GPIO_MODE_UART3 3
+#define MT7621_GPIO_MODE_UART2 5
+#define MT7621_GPIO_MODE_UART3_MASK 0x3
+#define MT7621_GPIO_MODE_UART3_SHIFT 3
+#define MT7621_GPIO_MODE_UART3_GPIO 1
+#define MT7621_GPIO_MODE_UART2_MASK 0x3
+#define MT7621_GPIO_MODE_UART2_SHIFT 5
+#define MT7621_GPIO_MODE_UART2_GPIO 1
+#define MT7621_GPIO_MODE_JTAG 7
+#define MT7621_GPIO_MODE_WDT_MASK 0x3
+#define MT7621_GPIO_MODE_WDT_SHIFT 8
@ -566,7 +570,9 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+#define MT7621_GPIO_MODE_PCIE_MASK 0x3
+#define MT7621_GPIO_MODE_PCIE_SHIFT 10
+#define MT7621_GPIO_MODE_PCIE_GPIO 1
+#define MT7621_GPIO_MODE_MDIO 12
+#define MT7621_GPIO_MODE_MDIO_MASK 0x3
+#define MT7621_GPIO_MODE_MDIO_SHIFT 12
+#define MT7621_GPIO_MODE_MDIO_GPIO 1
+#define MT7621_GPIO_MODE_RGMII1 14
+#define MT7621_GPIO_MODE_RGMII2 15
+#define MT7621_GPIO_MODE_SPI_MASK 0x3
@ -578,8 +584,16 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+
+static struct rt2880_pmx_func uart1_grp[] = { FUNC("uart", 0, 1, 2) };
+static struct rt2880_pmx_func i2c_grp[] = { FUNC("i2c", 0, 3, 2) };
+static struct rt2880_pmx_func uart3_grp[] = { FUNC("uart", 0, 5, 4) };
+static struct rt2880_pmx_func uart2_grp[] = { FUNC("uart", 0, 9, 4) };
+static struct rt2880_pmx_func uart3_grp[] = {
+ FUNC("uart", 0, 5, 4),
+ FUNC("i2s", 2, 5, 4),
+ FUNC("spdif", 3, 5, 4),
+};
+static struct rt2880_pmx_func uart2_grp[] = {
+ FUNC("uart", 0, 9, 4),
+ FUNC("pcm", 2, 9, 4),
+ FUNC("spdif", 3, 9, 4),
+};
+static struct rt2880_pmx_func jtag_grp[] = { FUNC("jtag", 0, 13, 5) };
+static struct rt2880_pmx_func wdt_grp[] = {
+ FUNC("wdt rst", 0, 18, 1),
@ -604,14 +618,17 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+static struct rt2880_pmx_group mt7621_pinmux_data[] = {
+ GRP("uart1", uart1_grp, 1, MT7621_GPIO_MODE_UART1),
+ GRP("i2c", i2c_grp, 1, MT7621_GPIO_MODE_I2C),
+ GRP("uart3", uart3_grp, 1, MT7621_GPIO_MODE_UART3),
+ GRP("uart2", uart2_grp, 1, MT7621_GPIO_MODE_UART2),
+ GRP_G("uart3", uart3_grp, MT7621_GPIO_MODE_UART3_MASK,
+ MT7621_GPIO_MODE_UART3_GPIO, MT7621_GPIO_MODE_UART3_SHIFT),
+ GRP_G("uart2", uart2_grp, MT7621_GPIO_MODE_UART2_MASK,
+ MT7621_GPIO_MODE_UART2_GPIO, MT7621_GPIO_MODE_UART2_SHIFT),
+ GRP("jtag", jtag_grp, 1, MT7621_GPIO_MODE_JTAG),
+ GRP_G("wdt", wdt_grp, MT7621_GPIO_MODE_WDT_MASK,
+ MT7621_GPIO_MODE_WDT_GPIO, MT7621_GPIO_MODE_WDT_SHIFT),
+ GRP_G("pcie", pcie_rst_grp, MT7621_GPIO_MODE_PCIE_MASK,
+ MT7621_GPIO_MODE_PCIE_GPIO, MT7621_GPIO_MODE_PCIE_SHIFT),
+ GRP("mdio", mdio_grp, 1, MT7621_GPIO_MODE_MDIO),
+ GRP_G("mdio", mdio_grp, MT7621_GPIO_MODE_MDIO_MASK,
+ MT7621_GPIO_MODE_MDIO_GPIO, MT7621_GPIO_MODE_MDIO_SHIFT),
+ GRP("rgmii2", rgmii2_grp, 1, MT7621_GPIO_MODE_RGMII2),
+ GRP_G("spi", spi_grp, MT7621_GPIO_MODE_SPI_MASK,
+ MT7621_GPIO_MODE_SPI_GPIO, MT7621_GPIO_MODE_SPI_SHIFT),