mirror of https://github.com/hak5/openwrt-owl.git
1405 lines
40 KiB
Diff
1405 lines
40 KiB
Diff
From 675c6ddd9432c39f508f9d6bdda17d9c675788cf Mon Sep 17 00:00:00 2001
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From: John Crispin <blogic@openwrt.org>
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Date: Sun, 27 Jul 2014 09:34:05 +0100
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Subject: [PATCH 30/57] pinctrl: ralink: add pinctrl driver
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Signed-off-by: John Crispin <blogic@openwrt.org>
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---
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arch/mips/Kconfig | 2 +
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arch/mips/include/asm/mach-ralink/mt7620.h | 41 ++-
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arch/mips/include/asm/mach-ralink/pinmux.h | 53 ++++
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arch/mips/include/asm/mach-ralink/rt305x.h | 35 ++-
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arch/mips/include/asm/mach-ralink/rt3883.h | 16 +-
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arch/mips/ralink/common.h | 19 --
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arch/mips/ralink/mt7620.c | 159 +++-------
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arch/mips/ralink/rt288x.c | 62 ++--
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arch/mips/ralink/rt305x.c | 151 ++++-----
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arch/mips/ralink/rt3883.c | 173 +++--------
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drivers/pinctrl/Kconfig | 5 +
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drivers/pinctrl/Makefile | 1 +
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drivers/pinctrl/pinctrl-rt2880.c | 467 ++++++++++++++++++++++++++++
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13 files changed, 764 insertions(+), 420 deletions(-)
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create mode 100644 arch/mips/include/asm/mach-ralink/pinmux.h
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create mode 100644 drivers/pinctrl/pinctrl-rt2880.c
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--- a/arch/mips/Kconfig
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+++ b/arch/mips/Kconfig
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@@ -453,6 +453,8 @@
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select CLKDEV_LOOKUP
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select ARCH_HAS_RESET_CONTROLLER
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select RESET_CONTROLLER
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+ select PINCTRL
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+ select PINCTRL_RT2880
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config SGI_IP22
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bool "SGI IP22 (Indy/Indigo2)"
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--- a/arch/mips/include/asm/mach-ralink/mt7620.h
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+++ b/arch/mips/include/asm/mach-ralink/mt7620.h
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@@ -90,7 +90,6 @@
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#define MT7620_DDR2_SIZE_MIN 32
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#define MT7620_DDR2_SIZE_MAX 256
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-#define MT7620_GPIO_MODE_I2C BIT(0)
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#define MT7620_GPIO_MODE_UART0_SHIFT 2
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#define MT7620_GPIO_MODE_UART0_MASK 0x7
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#define MT7620_GPIO_MODE_UART0(x) ((x) << MT7620_GPIO_MODE_UART0_SHIFT)
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@@ -102,16 +101,36 @@
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#define MT7620_GPIO_MODE_GPIO_UARTF 0x5
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#define MT7620_GPIO_MODE_GPIO_I2S 0x6
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#define MT7620_GPIO_MODE_GPIO 0x7
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-#define MT7620_GPIO_MODE_UART1 BIT(5)
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-#define MT7620_GPIO_MODE_MDIO BIT(8)
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-#define MT7620_GPIO_MODE_RGMII1 BIT(9)
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-#define MT7620_GPIO_MODE_RGMII2 BIT(10)
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-#define MT7620_GPIO_MODE_SPI BIT(11)
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-#define MT7620_GPIO_MODE_SPI_REF_CLK BIT(12)
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-#define MT7620_GPIO_MODE_WLED BIT(13)
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-#define MT7620_GPIO_MODE_JTAG BIT(15)
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-#define MT7620_GPIO_MODE_EPHY BIT(15)
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-#define MT7620_GPIO_MODE_WDT BIT(22)
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+
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+#define MT7620_GPIO_MODE_NAND 0
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+#define MT7620_GPIO_MODE_SD 1
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+#define MT7620_GPIO_MODE_ND_SD_GPIO 2
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+#define MT7620_GPIO_MODE_ND_SD_MASK 0x3
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+#define MT7620_GPIO_MODE_ND_SD_SHIFT 18
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+
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+#define MT7620_GPIO_MODE_PCIE_RST 0
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+#define MT7620_GPIO_MODE_PCIE_REF 1
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+#define MT7620_GPIO_MODE_PCIE_GPIO 2
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+#define MT7620_GPIO_MODE_PCIE_MASK 0x3
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+#define MT7620_GPIO_MODE_PCIE_SHIFT 16
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+
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+#define MT7620_GPIO_MODE_WDT_RST 0
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+#define MT7620_GPIO_MODE_WDT_REF 1
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+#define MT7620_GPIO_MODE_WDT_GPIO 2
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+#define MT7620_GPIO_MODE_WDT_MASK 0x3
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+#define MT7620_GPIO_MODE_WDT_SHIFT 21
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+
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+#define MT7620_GPIO_MODE_I2C 0
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+#define MT7620_GPIO_MODE_UART1 5
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+#define MT7620_GPIO_MODE_MDIO 8
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+#define MT7620_GPIO_MODE_RGMII1 9
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+#define MT7620_GPIO_MODE_RGMII2 10
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+#define MT7620_GPIO_MODE_SPI 11
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+#define MT7620_GPIO_MODE_SPI_REF_CLK 12
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+#define MT7620_GPIO_MODE_WLED 13
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+#define MT7620_GPIO_MODE_JTAG 15
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+#define MT7620_GPIO_MODE_EPHY 15
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+#define MT7620_GPIO_MODE_PA 20
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static inline int mt7620_get_eco(void)
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{
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--- /dev/null
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+++ b/arch/mips/include/asm/mach-ralink/pinmux.h
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@@ -0,0 +1,53 @@
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+/*
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License version 2 as
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+ * publishhed by the Free Software Foundation.
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+ *
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+ * Copyright (C) 2012 John Crispin <blogic@openwrt.org>
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+ */
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+
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+#ifndef _RT288X_PINMUX_H__
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+#define _RT288X_PINMUX_H__
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+
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+#define FUNC(name, value, pin_first, pin_count) { name, value, pin_first, pin_count }
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+#define GRP(_name, _func, _mask, _shift) \
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+ { .name = _name, .mask = _mask, .shift = _shift, \
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+ .func = _func, .gpio = _mask, \
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+ .func_count = ARRAY_SIZE(_func) }
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+
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+#define GRP_G(_name, _func, _mask, _gpio, _shift) \
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+ { .name = _name, .mask = _mask, .shift = _shift, \
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+ .func = _func, .gpio = _gpio, \
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+ .func_count = ARRAY_SIZE(_func) }
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+
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+struct rt2880_pmx_group;
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+
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+struct rt2880_pmx_func {
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+ const char *name;
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+ const char value;
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+
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+ int pin_first;
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+ int pin_count;
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+ int *pins;
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+
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+ int *groups;
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+ int group_count;
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+
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+ int enabled;
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+};
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+
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+struct rt2880_pmx_group {
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+ const char *name;
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+ int enabled;
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+
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+ const u32 shift;
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+ const char mask;
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+ const char gpio;
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+
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+ struct rt2880_pmx_func *func;
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+ int func_count;
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+};
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+
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+extern struct rt2880_pmx_group *rt2880_pinmux_data;
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+
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+#endif
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--- a/arch/mips/include/asm/mach-ralink/rt305x.h
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+++ b/arch/mips/include/asm/mach-ralink/rt305x.h
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@@ -125,24 +125,29 @@
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#define RT305X_GPIO_GE0_TXD0 40
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#define RT305X_GPIO_GE0_RXCLK 51
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-#define RT305X_GPIO_MODE_I2C BIT(0)
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-#define RT305X_GPIO_MODE_SPI BIT(1)
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#define RT305X_GPIO_MODE_UART0_SHIFT 2
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#define RT305X_GPIO_MODE_UART0_MASK 0x7
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#define RT305X_GPIO_MODE_UART0(x) ((x) << RT305X_GPIO_MODE_UART0_SHIFT)
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-#define RT305X_GPIO_MODE_UARTF 0x0
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-#define RT305X_GPIO_MODE_PCM_UARTF 0x1
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-#define RT305X_GPIO_MODE_PCM_I2S 0x2
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-#define RT305X_GPIO_MODE_I2S_UARTF 0x3
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-#define RT305X_GPIO_MODE_PCM_GPIO 0x4
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-#define RT305X_GPIO_MODE_GPIO_UARTF 0x5
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-#define RT305X_GPIO_MODE_GPIO_I2S 0x6
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-#define RT305X_GPIO_MODE_GPIO 0x7
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-#define RT305X_GPIO_MODE_UART1 BIT(5)
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-#define RT305X_GPIO_MODE_JTAG BIT(6)
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-#define RT305X_GPIO_MODE_MDIO BIT(7)
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-#define RT305X_GPIO_MODE_SDRAM BIT(8)
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-#define RT305X_GPIO_MODE_RGMII BIT(9)
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+#define RT305X_GPIO_MODE_UARTF 0
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+#define RT305X_GPIO_MODE_PCM_UARTF 1
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+#define RT305X_GPIO_MODE_PCM_I2S 2
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+#define RT305X_GPIO_MODE_I2S_UARTF 3
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+#define RT305X_GPIO_MODE_PCM_GPIO 4
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+#define RT305X_GPIO_MODE_GPIO_UARTF 5
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+#define RT305X_GPIO_MODE_GPIO_I2S 6
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+#define RT305X_GPIO_MODE_GPIO 7
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+
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+#define RT305X_GPIO_MODE_I2C 0
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+#define RT305X_GPIO_MODE_SPI 1
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+#define RT305X_GPIO_MODE_UART1 5
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+#define RT305X_GPIO_MODE_JTAG 6
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+#define RT305X_GPIO_MODE_MDIO 7
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+#define RT305X_GPIO_MODE_SDRAM 8
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+#define RT305X_GPIO_MODE_RGMII 9
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+#define RT5350_GPIO_MODE_PHY_LED 14
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+#define RT5350_GPIO_MODE_SPI_CS1 21
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+#define RT3352_GPIO_MODE_LNA 18
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+#define RT3352_GPIO_MODE_PA 20
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#define RT3352_SYSC_REG_SYSCFG0 0x010
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#define RT3352_SYSC_REG_SYSCFG1 0x014
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--- a/arch/mips/include/asm/mach-ralink/rt3883.h
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+++ b/arch/mips/include/asm/mach-ralink/rt3883.h
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@@ -112,8 +112,6 @@
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#define RT3883_CLKCFG1_PCI_CLK_EN BIT(19)
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#define RT3883_CLKCFG1_UPHY0_CLK_EN BIT(18)
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-#define RT3883_GPIO_MODE_I2C BIT(0)
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-#define RT3883_GPIO_MODE_SPI BIT(1)
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#define RT3883_GPIO_MODE_UART0_SHIFT 2
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#define RT3883_GPIO_MODE_UART0_MASK 0x7
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#define RT3883_GPIO_MODE_UART0(x) ((x) << RT3883_GPIO_MODE_UART0_SHIFT)
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@@ -125,11 +123,15 @@
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#define RT3883_GPIO_MODE_GPIO_UARTF 0x5
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#define RT3883_GPIO_MODE_GPIO_I2S 0x6
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#define RT3883_GPIO_MODE_GPIO 0x7
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-#define RT3883_GPIO_MODE_UART1 BIT(5)
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-#define RT3883_GPIO_MODE_JTAG BIT(6)
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-#define RT3883_GPIO_MODE_MDIO BIT(7)
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-#define RT3883_GPIO_MODE_GE1 BIT(9)
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-#define RT3883_GPIO_MODE_GE2 BIT(10)
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+
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+#define RT3883_GPIO_MODE_I2C 0
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+#define RT3883_GPIO_MODE_SPI 1
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+#define RT3883_GPIO_MODE_UART1 5
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+#define RT3883_GPIO_MODE_JTAG 6
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+#define RT3883_GPIO_MODE_MDIO 7
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+#define RT3883_GPIO_MODE_GE1 9
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+#define RT3883_GPIO_MODE_GE2 10
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+
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#define RT3883_GPIO_MODE_PCI_SHIFT 11
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#define RT3883_GPIO_MODE_PCI_MASK 0x7
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#define RT3883_GPIO_MODE_PCI (RT3883_GPIO_MODE_PCI_MASK << RT3883_GPIO_MODE_PCI_SHIFT)
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--- a/arch/mips/ralink/common.h
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+++ b/arch/mips/ralink/common.h
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@@ -11,25 +11,6 @@
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#define RAMIPS_SYS_TYPE_LEN 32
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-struct ralink_pinmux_grp {
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- const char *name;
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- u32 mask;
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- int gpio_first;
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- int gpio_last;
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-};
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-
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-struct ralink_pinmux {
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- struct ralink_pinmux_grp *mode;
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- struct ralink_pinmux_grp *uart;
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- int uart_shift;
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- u32 uart_mask;
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- void (*wdt_reset)(void);
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- struct ralink_pinmux_grp *pci;
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- int pci_shift;
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- u32 pci_mask;
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-};
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-extern struct ralink_pinmux rt_gpio_pinmux;
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-
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struct ralink_soc_info {
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unsigned char sys_type[RAMIPS_SYS_TYPE_LEN];
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unsigned char *compatible;
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--- a/arch/mips/ralink/mt7620.c
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+++ b/arch/mips/ralink/mt7620.c
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@@ -17,6 +17,7 @@
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#include <asm/mipsregs.h>
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#include <asm/mach-ralink/ralink_regs.h>
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#include <asm/mach-ralink/mt7620.h>
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+#include <asm/mach-ralink/pinmux.h>
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#include "common.h"
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@@ -47,118 +48,58 @@
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/* does the board have sdram or ddram */
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static int dram_type;
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-static struct ralink_pinmux_grp mode_mux[] = {
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- {
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- .name = "i2c",
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- .mask = MT7620_GPIO_MODE_I2C,
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- .gpio_first = 1,
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- .gpio_last = 2,
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- }, {
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- .name = "spi",
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- .mask = MT7620_GPIO_MODE_SPI,
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- .gpio_first = 3,
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- .gpio_last = 6,
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- }, {
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- .name = "uartlite",
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- .mask = MT7620_GPIO_MODE_UART1,
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- .gpio_first = 15,
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- .gpio_last = 16,
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- }, {
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- .name = "wdt",
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- .mask = MT7620_GPIO_MODE_WDT,
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- .gpio_first = 17,
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- .gpio_last = 17,
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- }, {
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- .name = "mdio",
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- .mask = MT7620_GPIO_MODE_MDIO,
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- .gpio_first = 22,
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- .gpio_last = 23,
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- }, {
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- .name = "rgmii1",
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- .mask = MT7620_GPIO_MODE_RGMII1,
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- .gpio_first = 24,
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- .gpio_last = 35,
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- }, {
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- .name = "spi refclk",
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- .mask = MT7620_GPIO_MODE_SPI_REF_CLK,
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- .gpio_first = 37,
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- .gpio_last = 39,
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- }, {
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- .name = "jtag",
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- .mask = MT7620_GPIO_MODE_JTAG,
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- .gpio_first = 40,
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- .gpio_last = 44,
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- }, {
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- /* shared lines with jtag */
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- .name = "ephy",
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- .mask = MT7620_GPIO_MODE_EPHY,
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- .gpio_first = 40,
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- .gpio_last = 44,
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- }, {
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- .name = "nand",
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- .mask = MT7620_GPIO_MODE_JTAG,
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- .gpio_first = 45,
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- .gpio_last = 59,
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- }, {
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- .name = "rgmii2",
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- .mask = MT7620_GPIO_MODE_RGMII2,
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- .gpio_first = 60,
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- .gpio_last = 71,
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- }, {
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- .name = "wled",
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- .mask = MT7620_GPIO_MODE_WLED,
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- .gpio_first = 72,
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- .gpio_last = 72,
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- }, {0}
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+static struct rt2880_pmx_func i2c_grp[] = { FUNC("i2c", 0, 1, 2) };
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+static struct rt2880_pmx_func spi_grp[] = { FUNC("spi", 0, 3, 4) };
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+static struct rt2880_pmx_func uartlite_grp[] = { FUNC("uartlite", 0, 15, 2) };
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+static struct rt2880_pmx_func mdio_grp[] = { FUNC("mdio", 0, 22, 2) };
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+static struct rt2880_pmx_func rgmii1_grp[] = { FUNC("rgmii1", 0, 24, 12) };
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+static struct rt2880_pmx_func refclk_grp[] = { FUNC("spi refclk", 0, 37, 3) };
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+static struct rt2880_pmx_func ephy_grp[] = { FUNC("ephy", 0, 40, 5) };
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+static struct rt2880_pmx_func rgmii2_grp[] = { FUNC("rgmii2", 0, 60, 12) };
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+static struct rt2880_pmx_func wled_grp[] = { FUNC("wled", 0, 72, 1) };
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+static struct rt2880_pmx_func pa_grp[] = { FUNC("pa", 0, 18, 4) };
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+static struct rt2880_pmx_func uartf_grp[] = {
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+ FUNC("uartf", MT7620_GPIO_MODE_UARTF, 7, 8),
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+ FUNC("pcm uartf", MT7620_GPIO_MODE_PCM_UARTF, 7, 8),
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+ FUNC("pcm i2s", MT7620_GPIO_MODE_PCM_I2S, 7, 8),
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+ FUNC("i2s uartf", MT7620_GPIO_MODE_I2S_UARTF, 7, 8),
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+ FUNC("pcm gpio", MT7620_GPIO_MODE_PCM_GPIO, 11, 4),
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+ FUNC("gpio uartf", MT7620_GPIO_MODE_GPIO_UARTF, 7, 4),
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+ FUNC("gpio i2s", MT7620_GPIO_MODE_GPIO_I2S, 7, 4),
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};
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-
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-static struct ralink_pinmux_grp uart_mux[] = {
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- {
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- .name = "uartf",
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- .mask = MT7620_GPIO_MODE_UARTF,
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- .gpio_first = 7,
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- .gpio_last = 14,
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- }, {
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- .name = "pcm uartf",
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- .mask = MT7620_GPIO_MODE_PCM_UARTF,
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- .gpio_first = 7,
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- .gpio_last = 14,
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- }, {
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- .name = "pcm i2s",
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- .mask = MT7620_GPIO_MODE_PCM_I2S,
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- .gpio_first = 7,
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- .gpio_last = 14,
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- }, {
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- .name = "i2s uartf",
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- .mask = MT7620_GPIO_MODE_I2S_UARTF,
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- .gpio_first = 7,
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- .gpio_last = 14,
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- }, {
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- .name = "pcm gpio",
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- .mask = MT7620_GPIO_MODE_PCM_GPIO,
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- .gpio_first = 11,
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- .gpio_last = 14,
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- }, {
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- .name = "gpio uartf",
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- .mask = MT7620_GPIO_MODE_GPIO_UARTF,
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- .gpio_first = 7,
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- .gpio_last = 10,
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- }, {
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- .name = "gpio i2s",
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- .mask = MT7620_GPIO_MODE_GPIO_I2S,
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- .gpio_first = 7,
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- .gpio_last = 10,
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- }, {
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- .name = "gpio",
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- .mask = MT7620_GPIO_MODE_GPIO,
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- }, {0}
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+static struct rt2880_pmx_func wdt_grp[] = {
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+ FUNC("wdt rst", 0, 17, 1),
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+ FUNC("wdt refclk", 0, 17, 1),
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+ };
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+static struct rt2880_pmx_func pcie_rst_grp[] = {
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+ FUNC("pcie rst", MT7620_GPIO_MODE_PCIE_RST, 36, 1),
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+ FUNC("pcie refclk", MT7620_GPIO_MODE_PCIE_REF, 36, 1)
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+};
|
|
+static struct rt2880_pmx_func nd_sd_grp[] = {
|
|
+ FUNC("nand", MT7620_GPIO_MODE_NAND, 45, 15),
|
|
+ FUNC("sd", MT7620_GPIO_MODE_SD, 45, 15)
|
|
};
|
|
|
|
-struct ralink_pinmux rt_gpio_pinmux = {
|
|
- .mode = mode_mux,
|
|
- .uart = uart_mux,
|
|
- .uart_shift = MT7620_GPIO_MODE_UART0_SHIFT,
|
|
- .uart_mask = MT7620_GPIO_MODE_UART0_MASK,
|
|
+static struct rt2880_pmx_group mt7620a_pinmux_data[] = {
|
|
+ GRP("i2c", i2c_grp, 1, MT7620_GPIO_MODE_I2C),
|
|
+ GRP("uartf", uartf_grp, MT7620_GPIO_MODE_UART0_MASK,
|
|
+ MT7620_GPIO_MODE_UART0_SHIFT),
|
|
+ GRP("spi", spi_grp, 1, MT7620_GPIO_MODE_SPI),
|
|
+ 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("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,
|
|
+ MT7620_GPIO_MODE_PCIE_GPIO, MT7620_GPIO_MODE_PCIE_SHIFT),
|
|
+ GRP_G("nd_sd", nd_sd_grp, MT7620_GPIO_MODE_ND_SD_MASK,
|
|
+ MT7620_GPIO_MODE_ND_SD_GPIO, MT7620_GPIO_MODE_ND_SD_SHIFT),
|
|
+ GRP("rgmii2", rgmii2_grp, 1, MT7620_GPIO_MODE_RGMII2),
|
|
+ GRP("wled", wled_grp, 1, MT7620_GPIO_MODE_WLED),
|
|
+ GRP("ephy", ephy_grp, 1, MT7620_GPIO_MODE_EPHY),
|
|
+ GRP("pa", pa_grp, 1, MT7620_GPIO_MODE_PA),
|
|
+ { 0 }
|
|
};
|
|
|
|
static struct rt2880_pmx_func pwm1_grp_mt7628[] = {
|
|
--- a/arch/mips/ralink/rt288x.c
|
|
+++ b/arch/mips/ralink/rt288x.c
|
|
@@ -17,46 +17,27 @@
|
|
#include <asm/mipsregs.h>
|
|
#include <asm/mach-ralink/ralink_regs.h>
|
|
#include <asm/mach-ralink/rt288x.h>
|
|
+#include <asm/mach-ralink/pinmux.h>
|
|
|
|
#include "common.h"
|
|
|
|
-static struct ralink_pinmux_grp mode_mux[] = {
|
|
- {
|
|
- .name = "i2c",
|
|
- .mask = RT2880_GPIO_MODE_I2C,
|
|
- .gpio_first = 1,
|
|
- .gpio_last = 2,
|
|
- }, {
|
|
- .name = "spi",
|
|
- .mask = RT2880_GPIO_MODE_SPI,
|
|
- .gpio_first = 3,
|
|
- .gpio_last = 6,
|
|
- }, {
|
|
- .name = "uartlite",
|
|
- .mask = RT2880_GPIO_MODE_UART0,
|
|
- .gpio_first = 7,
|
|
- .gpio_last = 14,
|
|
- }, {
|
|
- .name = "jtag",
|
|
- .mask = RT2880_GPIO_MODE_JTAG,
|
|
- .gpio_first = 17,
|
|
- .gpio_last = 21,
|
|
- }, {
|
|
- .name = "mdio",
|
|
- .mask = RT2880_GPIO_MODE_MDIO,
|
|
- .gpio_first = 22,
|
|
- .gpio_last = 23,
|
|
- }, {
|
|
- .name = "sdram",
|
|
- .mask = RT2880_GPIO_MODE_SDRAM,
|
|
- .gpio_first = 24,
|
|
- .gpio_last = 39,
|
|
- }, {
|
|
- .name = "pci",
|
|
- .mask = RT2880_GPIO_MODE_PCI,
|
|
- .gpio_first = 40,
|
|
- .gpio_last = 71,
|
|
- }, {0}
|
|
+static struct rt2880_pmx_func i2c_func[] = { FUNC("i2c", 0, 1, 2) };
|
|
+static struct rt2880_pmx_func spi_func[] = { FUNC("spi", 0, 3, 4) };
|
|
+static struct rt2880_pmx_func uartlite_func[] = { FUNC("uartlite", 0, 7, 8) };
|
|
+static struct rt2880_pmx_func jtag_func[] = { FUNC("jtag", 0, 17, 5) };
|
|
+static struct rt2880_pmx_func mdio_func[] = { FUNC("mdio", 0, 22, 2) };
|
|
+static struct rt2880_pmx_func sdram_func[] = { FUNC("sdram", 0, 24, 16) };
|
|
+static struct rt2880_pmx_func pci_func[] = { FUNC("pci", 0, 40, 32) };
|
|
+
|
|
+static struct rt2880_pmx_group rt2880_pinmux_data_act[] = {
|
|
+ GRP("i2c", i2c_func, 1, RT2880_GPIO_MODE_I2C),
|
|
+ GRP("spi", spi_func, 1, RT2880_GPIO_MODE_SPI),
|
|
+ GRP("uartlite", uartlite_func, 1, RT2880_GPIO_MODE_UART0),
|
|
+ GRP("jtag", jtag_func, 1, RT2880_GPIO_MODE_JTAG),
|
|
+ GRP("mdio", mdio_func, 1, RT2880_GPIO_MODE_MDIO),
|
|
+ GRP("sdram", sdram_func, 1, RT2880_GPIO_MODE_SDRAM),
|
|
+ GRP("pci", pci_func, 1, RT2880_GPIO_MODE_PCI),
|
|
+ { 0 }
|
|
};
|
|
|
|
static void rt288x_wdt_reset(void)
|
|
@@ -69,11 +50,6 @@
|
|
rt_sysc_w32(t, SYSC_REG_CLKCFG);
|
|
}
|
|
|
|
-struct ralink_pinmux rt_gpio_pinmux = {
|
|
- .mode = mode_mux,
|
|
- .wdt_reset = rt288x_wdt_reset,
|
|
-};
|
|
-
|
|
void __init ralink_clk_init(void)
|
|
{
|
|
unsigned long cpu_rate, wmac_rate = 40000000;
|
|
@@ -141,4 +117,6 @@
|
|
soc_info->mem_base = RT2880_SDRAM_BASE;
|
|
soc_info->mem_size_min = RT2880_MEM_SIZE_MIN;
|
|
soc_info->mem_size_max = RT2880_MEM_SIZE_MAX;
|
|
+
|
|
+ rt2880_pinmux_data = rt2880_pinmux_data_act;
|
|
}
|
|
--- a/arch/mips/ralink/rt305x.c
|
|
+++ b/arch/mips/ralink/rt305x.c
|
|
@@ -17,90 +17,76 @@
|
|
#include <asm/mipsregs.h>
|
|
#include <asm/mach-ralink/ralink_regs.h>
|
|
#include <asm/mach-ralink/rt305x.h>
|
|
+#include <asm/mach-ralink/pinmux.h>
|
|
|
|
#include "common.h"
|
|
|
|
enum rt305x_soc_type rt305x_soc;
|
|
|
|
-static struct ralink_pinmux_grp mode_mux[] = {
|
|
- {
|
|
- .name = "i2c",
|
|
- .mask = RT305X_GPIO_MODE_I2C,
|
|
- .gpio_first = RT305X_GPIO_I2C_SD,
|
|
- .gpio_last = RT305X_GPIO_I2C_SCLK,
|
|
- }, {
|
|
- .name = "spi",
|
|
- .mask = RT305X_GPIO_MODE_SPI,
|
|
- .gpio_first = RT305X_GPIO_SPI_EN,
|
|
- .gpio_last = RT305X_GPIO_SPI_CLK,
|
|
- }, {
|
|
- .name = "uartlite",
|
|
- .mask = RT305X_GPIO_MODE_UART1,
|
|
- .gpio_first = RT305X_GPIO_UART1_TXD,
|
|
- .gpio_last = RT305X_GPIO_UART1_RXD,
|
|
- }, {
|
|
- .name = "jtag",
|
|
- .mask = RT305X_GPIO_MODE_JTAG,
|
|
- .gpio_first = RT305X_GPIO_JTAG_TDO,
|
|
- .gpio_last = RT305X_GPIO_JTAG_TDI,
|
|
- }, {
|
|
- .name = "mdio",
|
|
- .mask = RT305X_GPIO_MODE_MDIO,
|
|
- .gpio_first = RT305X_GPIO_MDIO_MDC,
|
|
- .gpio_last = RT305X_GPIO_MDIO_MDIO,
|
|
- }, {
|
|
- .name = "sdram",
|
|
- .mask = RT305X_GPIO_MODE_SDRAM,
|
|
- .gpio_first = RT305X_GPIO_SDRAM_MD16,
|
|
- .gpio_last = RT305X_GPIO_SDRAM_MD31,
|
|
- }, {
|
|
- .name = "rgmii",
|
|
- .mask = RT305X_GPIO_MODE_RGMII,
|
|
- .gpio_first = RT305X_GPIO_GE0_TXD0,
|
|
- .gpio_last = RT305X_GPIO_GE0_RXCLK,
|
|
- }, {0}
|
|
+static struct rt2880_pmx_func i2c_func[] = { FUNC("i2c", 0, 1, 2) };
|
|
+static struct rt2880_pmx_func spi_func[] = { FUNC("spi", 0, 3, 4) };
|
|
+static struct rt2880_pmx_func uartf_func[] = {
|
|
+ FUNC("uartf", RT305X_GPIO_MODE_UARTF, 7, 8),
|
|
+ FUNC("pcm uartf", RT305X_GPIO_MODE_PCM_UARTF, 7, 8),
|
|
+ FUNC("pcm i2s", RT305X_GPIO_MODE_PCM_I2S, 7, 8),
|
|
+ FUNC("i2s uartf", RT305X_GPIO_MODE_I2S_UARTF, 7, 8),
|
|
+ FUNC("pcm gpio", RT305X_GPIO_MODE_PCM_GPIO, 11, 4),
|
|
+ FUNC("gpio uartf", RT305X_GPIO_MODE_GPIO_UARTF, 7, 4),
|
|
+ FUNC("gpio i2s", RT305X_GPIO_MODE_GPIO_I2S, 7, 4),
|
|
+};
|
|
+static struct rt2880_pmx_func uartlite_func[] = { FUNC("uartlite", 0, 15, 2) };
|
|
+static struct rt2880_pmx_func jtag_func[] = { FUNC("jtag", 0, 17, 5) };
|
|
+static struct rt2880_pmx_func mdio_func[] = { FUNC("mdio", 0, 22, 2) };
|
|
+static struct rt2880_pmx_func rt5350_led_func[] = { FUNC("led", 0, 22, 5) };
|
|
+static struct rt2880_pmx_func rt5350_cs1_func[] = {
|
|
+ FUNC("spi_cs1", 0, 27, 1),
|
|
+ FUNC("wdg_cs1", 1, 27, 1),
|
|
+};
|
|
+static struct rt2880_pmx_func sdram_func[] = { FUNC("sdram", 0, 24, 16) };
|
|
+static struct rt2880_pmx_func rt3352_rgmii_func[] = { FUNC("rgmii", 0, 24, 12) };
|
|
+static struct rt2880_pmx_func rgmii_func[] = { FUNC("rgmii", 0, 40, 12) };
|
|
+static struct rt2880_pmx_func rt3352_lna_func[] = { FUNC("lna", 0, 36, 2) };
|
|
+static struct rt2880_pmx_func rt3352_pa_func[] = { FUNC("pa", 0, 38, 2) };
|
|
+static struct rt2880_pmx_func rt3352_led_func[] = { FUNC("led", 0, 40, 5) };
|
|
+
|
|
+static struct rt2880_pmx_group rt3050_pinmux_data[] = {
|
|
+ GRP("i2c", i2c_func, 1, RT305X_GPIO_MODE_I2C),
|
|
+ GRP("spi", spi_func, 1, RT305X_GPIO_MODE_SPI),
|
|
+ GRP("uartf", uartf_func, RT305X_GPIO_MODE_UART0_MASK,
|
|
+ RT305X_GPIO_MODE_UART0_SHIFT),
|
|
+ GRP("uartlite", uartlite_func, 1, RT305X_GPIO_MODE_UART1),
|
|
+ GRP("jtag", jtag_func, 1, RT305X_GPIO_MODE_JTAG),
|
|
+ GRP("mdio", mdio_func, 1, RT305X_GPIO_MODE_MDIO),
|
|
+ GRP("rgmii", rgmii_func, 1, RT305X_GPIO_MODE_RGMII),
|
|
+ GRP("sdram", sdram_func, 1, RT305X_GPIO_MODE_SDRAM),
|
|
+ { 0 }
|
|
+};
|
|
+
|
|
+static struct rt2880_pmx_group rt3352_pinmux_data[] = {
|
|
+ GRP("i2c", i2c_func, 1, RT305X_GPIO_MODE_I2C),
|
|
+ GRP("spi", spi_func, 1, RT305X_GPIO_MODE_SPI),
|
|
+ GRP("uartf", uartf_func, RT305X_GPIO_MODE_UART0_MASK,
|
|
+ RT305X_GPIO_MODE_UART0_SHIFT),
|
|
+ GRP("uartlite", uartlite_func, 1, RT305X_GPIO_MODE_UART1),
|
|
+ GRP("jtag", jtag_func, 1, RT305X_GPIO_MODE_JTAG),
|
|
+ GRP("mdio", mdio_func, 1, RT305X_GPIO_MODE_MDIO),
|
|
+ GRP("rgmii", rt3352_rgmii_func, 1, RT305X_GPIO_MODE_RGMII),
|
|
+ GRP("lna", rt3352_lna_func, 1, RT3352_GPIO_MODE_LNA),
|
|
+ GRP("pa", rt3352_pa_func, 1, RT3352_GPIO_MODE_PA),
|
|
+ GRP("led", rt3352_led_func, 1, RT5350_GPIO_MODE_PHY_LED),
|
|
+ { 0 }
|
|
};
|
|
|
|
-static struct ralink_pinmux_grp uart_mux[] = {
|
|
- {
|
|
- .name = "uartf",
|
|
- .mask = RT305X_GPIO_MODE_UARTF,
|
|
- .gpio_first = RT305X_GPIO_7,
|
|
- .gpio_last = RT305X_GPIO_14,
|
|
- }, {
|
|
- .name = "pcm uartf",
|
|
- .mask = RT305X_GPIO_MODE_PCM_UARTF,
|
|
- .gpio_first = RT305X_GPIO_7,
|
|
- .gpio_last = RT305X_GPIO_14,
|
|
- }, {
|
|
- .name = "pcm i2s",
|
|
- .mask = RT305X_GPIO_MODE_PCM_I2S,
|
|
- .gpio_first = RT305X_GPIO_7,
|
|
- .gpio_last = RT305X_GPIO_14,
|
|
- }, {
|
|
- .name = "i2s uartf",
|
|
- .mask = RT305X_GPIO_MODE_I2S_UARTF,
|
|
- .gpio_first = RT305X_GPIO_7,
|
|
- .gpio_last = RT305X_GPIO_14,
|
|
- }, {
|
|
- .name = "pcm gpio",
|
|
- .mask = RT305X_GPIO_MODE_PCM_GPIO,
|
|
- .gpio_first = RT305X_GPIO_10,
|
|
- .gpio_last = RT305X_GPIO_14,
|
|
- }, {
|
|
- .name = "gpio uartf",
|
|
- .mask = RT305X_GPIO_MODE_GPIO_UARTF,
|
|
- .gpio_first = RT305X_GPIO_7,
|
|
- .gpio_last = RT305X_GPIO_10,
|
|
- }, {
|
|
- .name = "gpio i2s",
|
|
- .mask = RT305X_GPIO_MODE_GPIO_I2S,
|
|
- .gpio_first = RT305X_GPIO_7,
|
|
- .gpio_last = RT305X_GPIO_10,
|
|
- }, {
|
|
- .name = "gpio",
|
|
- .mask = RT305X_GPIO_MODE_GPIO,
|
|
- }, {0}
|
|
+static struct rt2880_pmx_group rt5350_pinmux_data[] = {
|
|
+ GRP("i2c", i2c_func, 1, RT305X_GPIO_MODE_I2C),
|
|
+ GRP("spi", spi_func, 1, RT305X_GPIO_MODE_SPI),
|
|
+ GRP("uartf", uartf_func, RT305X_GPIO_MODE_UART0_MASK,
|
|
+ RT305X_GPIO_MODE_UART0_SHIFT),
|
|
+ GRP("uartlite", uartlite_func, 1, RT305X_GPIO_MODE_UART1),
|
|
+ GRP("jtag", jtag_func, 1, RT305X_GPIO_MODE_JTAG),
|
|
+ GRP("led", rt5350_led_func, 1, RT5350_GPIO_MODE_PHY_LED),
|
|
+ GRP("spi_cs1", rt5350_cs1_func, 2, RT5350_GPIO_MODE_SPI_CS1),
|
|
+ { 0 }
|
|
};
|
|
|
|
static void rt305x_wdt_reset(void)
|
|
@@ -114,14 +100,6 @@
|
|
rt_sysc_w32(t, SYSC_REG_SYSTEM_CONFIG);
|
|
}
|
|
|
|
-struct ralink_pinmux rt_gpio_pinmux = {
|
|
- .mode = mode_mux,
|
|
- .uart = uart_mux,
|
|
- .uart_shift = RT305X_GPIO_MODE_UART0_SHIFT,
|
|
- .uart_mask = RT305X_GPIO_MODE_UART0_MASK,
|
|
- .wdt_reset = rt305x_wdt_reset,
|
|
-};
|
|
-
|
|
static unsigned long rt5350_get_mem_size(void)
|
|
{
|
|
void __iomem *sysc = (void __iomem *) KSEG1ADDR(RT305X_SYSC_BASE);
|
|
@@ -290,11 +268,14 @@
|
|
soc_info->mem_base = RT305X_SDRAM_BASE;
|
|
if (soc_is_rt5350()) {
|
|
soc_info->mem_size = rt5350_get_mem_size();
|
|
+ rt2880_pinmux_data = rt5350_pinmux_data;
|
|
} else if (soc_is_rt305x() || soc_is_rt3350()) {
|
|
soc_info->mem_size_min = RT305X_MEM_SIZE_MIN;
|
|
soc_info->mem_size_max = RT305X_MEM_SIZE_MAX;
|
|
+ rt2880_pinmux_data = rt3050_pinmux_data;
|
|
} else if (soc_is_rt3352()) {
|
|
soc_info->mem_size_min = RT3352_MEM_SIZE_MIN;
|
|
soc_info->mem_size_max = RT3352_MEM_SIZE_MAX;
|
|
+ rt2880_pinmux_data = rt3352_pinmux_data;
|
|
}
|
|
}
|
|
--- a/arch/mips/ralink/rt3883.c
|
|
+++ b/arch/mips/ralink/rt3883.c
|
|
@@ -17,132 +17,50 @@
|
|
#include <asm/mipsregs.h>
|
|
#include <asm/mach-ralink/ralink_regs.h>
|
|
#include <asm/mach-ralink/rt3883.h>
|
|
+#include <asm/mach-ralink/pinmux.h>
|
|
|
|
#include "common.h"
|
|
|
|
-static struct ralink_pinmux_grp mode_mux[] = {
|
|
- {
|
|
- .name = "i2c",
|
|
- .mask = RT3883_GPIO_MODE_I2C,
|
|
- .gpio_first = RT3883_GPIO_I2C_SD,
|
|
- .gpio_last = RT3883_GPIO_I2C_SCLK,
|
|
- }, {
|
|
- .name = "spi",
|
|
- .mask = RT3883_GPIO_MODE_SPI,
|
|
- .gpio_first = RT3883_GPIO_SPI_CS0,
|
|
- .gpio_last = RT3883_GPIO_SPI_MISO,
|
|
- }, {
|
|
- .name = "uartlite",
|
|
- .mask = RT3883_GPIO_MODE_UART1,
|
|
- .gpio_first = RT3883_GPIO_UART1_TXD,
|
|
- .gpio_last = RT3883_GPIO_UART1_RXD,
|
|
- }, {
|
|
- .name = "jtag",
|
|
- .mask = RT3883_GPIO_MODE_JTAG,
|
|
- .gpio_first = RT3883_GPIO_JTAG_TDO,
|
|
- .gpio_last = RT3883_GPIO_JTAG_TCLK,
|
|
- }, {
|
|
- .name = "mdio",
|
|
- .mask = RT3883_GPIO_MODE_MDIO,
|
|
- .gpio_first = RT3883_GPIO_MDIO_MDC,
|
|
- .gpio_last = RT3883_GPIO_MDIO_MDIO,
|
|
- }, {
|
|
- .name = "ge1",
|
|
- .mask = RT3883_GPIO_MODE_GE1,
|
|
- .gpio_first = RT3883_GPIO_GE1_TXD0,
|
|
- .gpio_last = RT3883_GPIO_GE1_RXCLK,
|
|
- }, {
|
|
- .name = "ge2",
|
|
- .mask = RT3883_GPIO_MODE_GE2,
|
|
- .gpio_first = RT3883_GPIO_GE2_TXD0,
|
|
- .gpio_last = RT3883_GPIO_GE2_RXCLK,
|
|
- }, {
|
|
- .name = "pci",
|
|
- .mask = RT3883_GPIO_MODE_PCI,
|
|
- .gpio_first = RT3883_GPIO_PCI_AD0,
|
|
- .gpio_last = RT3883_GPIO_PCI_AD31,
|
|
- }, {
|
|
- .name = "lna a",
|
|
- .mask = RT3883_GPIO_MODE_LNA_A,
|
|
- .gpio_first = RT3883_GPIO_LNA_PE_A0,
|
|
- .gpio_last = RT3883_GPIO_LNA_PE_A2,
|
|
- }, {
|
|
- .name = "lna g",
|
|
- .mask = RT3883_GPIO_MODE_LNA_G,
|
|
- .gpio_first = RT3883_GPIO_LNA_PE_G0,
|
|
- .gpio_last = RT3883_GPIO_LNA_PE_G2,
|
|
- }, {0}
|
|
+static struct rt2880_pmx_func i2c_func[] = { FUNC("i2c", 0, 1, 2) };
|
|
+static struct rt2880_pmx_func spi_func[] = { FUNC("spi", 0, 3, 4) };
|
|
+static struct rt2880_pmx_func uartf_func[] = {
|
|
+ FUNC("uartf", RT3883_GPIO_MODE_UARTF, 7, 8),
|
|
+ FUNC("pcm uartf", RT3883_GPIO_MODE_PCM_UARTF, 7, 8),
|
|
+ FUNC("pcm i2s", RT3883_GPIO_MODE_PCM_I2S, 7, 8),
|
|
+ FUNC("i2s uartf", RT3883_GPIO_MODE_I2S_UARTF, 7, 8),
|
|
+ FUNC("pcm gpio", RT3883_GPIO_MODE_PCM_GPIO, 11, 4),
|
|
+ FUNC("gpio uartf", RT3883_GPIO_MODE_GPIO_UARTF, 7, 4),
|
|
+ FUNC("gpio i2s", RT3883_GPIO_MODE_GPIO_I2S, 7, 4),
|
|
};
|
|
-
|
|
-static struct ralink_pinmux_grp uart_mux[] = {
|
|
- {
|
|
- .name = "uartf",
|
|
- .mask = RT3883_GPIO_MODE_UARTF,
|
|
- .gpio_first = RT3883_GPIO_7,
|
|
- .gpio_last = RT3883_GPIO_14,
|
|
- }, {
|
|
- .name = "pcm uartf",
|
|
- .mask = RT3883_GPIO_MODE_PCM_UARTF,
|
|
- .gpio_first = RT3883_GPIO_7,
|
|
- .gpio_last = RT3883_GPIO_14,
|
|
- }, {
|
|
- .name = "pcm i2s",
|
|
- .mask = RT3883_GPIO_MODE_PCM_I2S,
|
|
- .gpio_first = RT3883_GPIO_7,
|
|
- .gpio_last = RT3883_GPIO_14,
|
|
- }, {
|
|
- .name = "i2s uartf",
|
|
- .mask = RT3883_GPIO_MODE_I2S_UARTF,
|
|
- .gpio_first = RT3883_GPIO_7,
|
|
- .gpio_last = RT3883_GPIO_14,
|
|
- }, {
|
|
- .name = "pcm gpio",
|
|
- .mask = RT3883_GPIO_MODE_PCM_GPIO,
|
|
- .gpio_first = RT3883_GPIO_11,
|
|
- .gpio_last = RT3883_GPIO_14,
|
|
- }, {
|
|
- .name = "gpio uartf",
|
|
- .mask = RT3883_GPIO_MODE_GPIO_UARTF,
|
|
- .gpio_first = RT3883_GPIO_7,
|
|
- .gpio_last = RT3883_GPIO_10,
|
|
- }, {
|
|
- .name = "gpio i2s",
|
|
- .mask = RT3883_GPIO_MODE_GPIO_I2S,
|
|
- .gpio_first = RT3883_GPIO_7,
|
|
- .gpio_last = RT3883_GPIO_10,
|
|
- }, {
|
|
- .name = "gpio",
|
|
- .mask = RT3883_GPIO_MODE_GPIO,
|
|
- }, {0}
|
|
+static struct rt2880_pmx_func uartlite_func[] = { FUNC("uartlite", 0, 15, 2) };
|
|
+static struct rt2880_pmx_func jtag_func[] = { FUNC("jtag", 0, 17, 5) };
|
|
+static struct rt2880_pmx_func mdio_func[] = { FUNC("mdio", 0, 22, 2) };
|
|
+static struct rt2880_pmx_func lna_a_func[] = { FUNC("lna a", 0, 32, 3) };
|
|
+static struct rt2880_pmx_func lna_g_func[] = { FUNC("lna a", 0, 35, 3) };
|
|
+static struct rt2880_pmx_func pci_func[] = {
|
|
+ FUNC("pci-dev", 0, 40, 32),
|
|
+ FUNC("pci-host2", 1, 40, 32),
|
|
+ FUNC("pci-host1", 2, 40, 32),
|
|
+ FUNC("pci-fnc", 3, 40, 32)
|
|
};
|
|
+static struct rt2880_pmx_func ge1_func[] = { FUNC("ge1", 0, 84, 12) };
|
|
+static struct rt2880_pmx_func ge2_func[] = { FUNC("ge2", 0, 72, 12) };
|
|
|
|
-static struct ralink_pinmux_grp pci_mux[] = {
|
|
- {
|
|
- .name = "pci-dev",
|
|
- .mask = 0,
|
|
- .gpio_first = RT3883_GPIO_PCI_AD0,
|
|
- .gpio_last = RT3883_GPIO_PCI_AD31,
|
|
- }, {
|
|
- .name = "pci-host2",
|
|
- .mask = 1,
|
|
- .gpio_first = RT3883_GPIO_PCI_AD0,
|
|
- .gpio_last = RT3883_GPIO_PCI_AD31,
|
|
- }, {
|
|
- .name = "pci-host1",
|
|
- .mask = 2,
|
|
- .gpio_first = RT3883_GPIO_PCI_AD0,
|
|
- .gpio_last = RT3883_GPIO_PCI_AD31,
|
|
- }, {
|
|
- .name = "pci-fnc",
|
|
- .mask = 3,
|
|
- .gpio_first = RT3883_GPIO_PCI_AD0,
|
|
- .gpio_last = RT3883_GPIO_PCI_AD31,
|
|
- }, {
|
|
- .name = "pci-gpio",
|
|
- .mask = 7,
|
|
- .gpio_first = RT3883_GPIO_PCI_AD0,
|
|
- .gpio_last = RT3883_GPIO_PCI_AD31,
|
|
- }, {0}
|
|
+static struct rt2880_pmx_group rt3883_pinmux_data[] = {
|
|
+ GRP("i2c", i2c_func, 1, RT3883_GPIO_MODE_I2C),
|
|
+ GRP("spi", spi_func, 1, RT3883_GPIO_MODE_SPI),
|
|
+ GRP("uartf", uartf_func, RT3883_GPIO_MODE_UART0_MASK,
|
|
+ RT3883_GPIO_MODE_UART0_SHIFT),
|
|
+ GRP("uartlite", uartlite_func, 1, RT3883_GPIO_MODE_UART1),
|
|
+ GRP("jtag", jtag_func, 1, RT3883_GPIO_MODE_JTAG),
|
|
+ GRP("mdio", mdio_func, 1, RT3883_GPIO_MODE_MDIO),
|
|
+ GRP("lna a", lna_a_func, 1, RT3883_GPIO_MODE_LNA_A),
|
|
+ GRP("lna g", lna_g_func, 1, RT3883_GPIO_MODE_LNA_G),
|
|
+ GRP("pci", pci_func, RT3883_GPIO_MODE_PCI_MASK,
|
|
+ RT3883_GPIO_MODE_PCI_SHIFT),
|
|
+ GRP("ge1", ge1_func, 1, RT3883_GPIO_MODE_GE1),
|
|
+ GRP("ge2", ge2_func, 1, RT3883_GPIO_MODE_GE2),
|
|
+ { 0 }
|
|
};
|
|
|
|
static void rt3883_wdt_reset(void)
|
|
@@ -155,17 +73,6 @@
|
|
rt_sysc_w32(t, RT3883_SYSC_REG_SYSCFG1);
|
|
}
|
|
|
|
-struct ralink_pinmux rt_gpio_pinmux = {
|
|
- .mode = mode_mux,
|
|
- .uart = uart_mux,
|
|
- .uart_shift = RT3883_GPIO_MODE_UART0_SHIFT,
|
|
- .uart_mask = RT3883_GPIO_MODE_UART0_MASK,
|
|
- .wdt_reset = rt3883_wdt_reset,
|
|
- .pci = pci_mux,
|
|
- .pci_shift = RT3883_GPIO_MODE_PCI_SHIFT,
|
|
- .pci_mask = RT3883_GPIO_MODE_PCI_MASK,
|
|
-};
|
|
-
|
|
void __init ralink_clk_init(void)
|
|
{
|
|
unsigned long cpu_rate, sys_rate;
|
|
@@ -244,4 +151,6 @@
|
|
soc_info->mem_base = RT3883_SDRAM_BASE;
|
|
soc_info->mem_size_min = RT3883_MEM_SIZE_MIN;
|
|
soc_info->mem_size_max = RT3883_MEM_SIZE_MAX;
|
|
+
|
|
+ rt2880_pinmux_data = rt3883_pinmux_data;
|
|
}
|
|
--- a/drivers/pinctrl/Kconfig
|
|
+++ b/drivers/pinctrl/Kconfig
|
|
@@ -103,6 +103,11 @@
|
|
select PINMUX
|
|
select PINCONF
|
|
|
|
+config PINCTRL_RT2880
|
|
+ bool
|
|
+ depends on RALINK
|
|
+ select PINMUX
|
|
+
|
|
config PINCTRL_FALCON
|
|
bool
|
|
depends on SOC_FALCON
|
|
--- a/drivers/pinctrl/Makefile
|
|
+++ b/drivers/pinctrl/Makefile
|
|
@@ -20,6 +20,7 @@
|
|
obj-$(CONFIG_PINCTRL_FALCON) += pinctrl-falcon.o
|
|
obj-$(CONFIG_PINCTRL_PALMAS) += pinctrl-palmas.o
|
|
obj-$(CONFIG_PINCTRL_ROCKCHIP) += pinctrl-rockchip.o
|
|
+obj-$(CONFIG_PINCTRL_RT2880) += pinctrl-rt2880.o
|
|
obj-$(CONFIG_PINCTRL_SINGLE) += pinctrl-single.o
|
|
obj-$(CONFIG_PINCTRL_SIRF) += sirf/
|
|
obj-$(CONFIG_PINCTRL_TEGRA) += pinctrl-tegra.o
|
|
--- /dev/null
|
|
+++ b/drivers/pinctrl/pinctrl-rt2880.c
|
|
@@ -0,0 +1,474 @@
|
|
+/*
|
|
+ * linux/drivers/pinctrl/pinctrl-rt2880.c
|
|
+ *
|
|
+ * 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
|
|
+ * publishhed by the Free Software Foundation.
|
|
+ *
|
|
+ * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
|
|
+ */
|
|
+
|
|
+#include <linux/module.h>
|
|
+#include <linux/device.h>
|
|
+#include <linux/io.h>
|
|
+#include <linux/platform_device.h>
|
|
+#include <linux/slab.h>
|
|
+#include <linux/of.h>
|
|
+#include <linux/pinctrl/pinctrl.h>
|
|
+#include <linux/pinctrl/pinconf.h>
|
|
+#include <linux/pinctrl/pinmux.h>
|
|
+#include <linux/pinctrl/consumer.h>
|
|
+#include <linux/pinctrl/machine.h>
|
|
+
|
|
+#include <asm/mach-ralink/ralink_regs.h>
|
|
+#include <asm/mach-ralink/pinmux.h>
|
|
+#include <asm/mach-ralink/mt7620.h>
|
|
+
|
|
+#include "core.h"
|
|
+
|
|
+#define SYSC_REG_GPIO_MODE 0x60
|
|
+#define SYSC_REG_GPIO_MODE2 0x64
|
|
+
|
|
+struct rt2880_priv {
|
|
+ struct device *dev;
|
|
+
|
|
+ struct pinctrl_pin_desc *pads;
|
|
+ struct pinctrl_desc *desc;
|
|
+
|
|
+ struct rt2880_pmx_func **func;
|
|
+ int func_count;
|
|
+
|
|
+ struct rt2880_pmx_group *groups;
|
|
+ const char **group_names;
|
|
+ int group_count;
|
|
+
|
|
+ uint8_t *gpio;
|
|
+ int max_pins;
|
|
+};
|
|
+
|
|
+struct rt2880_pmx_group *rt2880_pinmux_data = NULL;
|
|
+
|
|
+static int rt2880_get_group_count(struct pinctrl_dev *pctrldev)
|
|
+{
|
|
+ struct rt2880_priv *p = pinctrl_dev_get_drvdata(pctrldev);
|
|
+
|
|
+ return p->group_count;
|
|
+}
|
|
+
|
|
+static const char *rt2880_get_group_name(struct pinctrl_dev *pctrldev,
|
|
+ unsigned group)
|
|
+{
|
|
+ struct rt2880_priv *p = pinctrl_dev_get_drvdata(pctrldev);
|
|
+
|
|
+ if (group >= p->group_count)
|
|
+ return NULL;
|
|
+
|
|
+ return p->group_names[group];
|
|
+}
|
|
+
|
|
+static int rt2880_get_group_pins(struct pinctrl_dev *pctrldev,
|
|
+ unsigned group,
|
|
+ const unsigned **pins,
|
|
+ unsigned *num_pins)
|
|
+{
|
|
+ struct rt2880_priv *p = pinctrl_dev_get_drvdata(pctrldev);
|
|
+
|
|
+ if (group >= p->group_count)
|
|
+ return -EINVAL;
|
|
+
|
|
+ *pins = p->groups[group].func[0].pins;
|
|
+ *num_pins = p->groups[group].func[0].pin_count;
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static void rt2880_pinctrl_dt_free_map(struct pinctrl_dev *pctrldev,
|
|
+ struct pinctrl_map *map, unsigned num_maps)
|
|
+{
|
|
+ int i;
|
|
+
|
|
+ for (i = 0; i < num_maps; i++)
|
|
+ if (map[i].type == PIN_MAP_TYPE_CONFIGS_PIN ||
|
|
+ map[i].type == PIN_MAP_TYPE_CONFIGS_GROUP)
|
|
+ kfree(map[i].data.configs.configs);
|
|
+ kfree(map);
|
|
+}
|
|
+
|
|
+static void rt2880_pinctrl_pin_dbg_show(struct pinctrl_dev *pctrldev,
|
|
+ struct seq_file *s,
|
|
+ unsigned offset)
|
|
+{
|
|
+ seq_printf(s, "ralink pio");
|
|
+}
|
|
+
|
|
+static void rt2880_pinctrl_dt_subnode_to_map(struct pinctrl_dev *pctrldev,
|
|
+ struct device_node *np,
|
|
+ struct pinctrl_map **map)
|
|
+{
|
|
+ const char *function;
|
|
+ int func = of_property_read_string(np, "ralink,function", &function);
|
|
+ int grps = of_property_count_strings(np, "ralink,group");
|
|
+ int i;
|
|
+
|
|
+ if (func || !grps)
|
|
+ return;
|
|
+
|
|
+ for (i = 0; i < grps; i++) {
|
|
+ const char *group;
|
|
+
|
|
+ of_property_read_string_index(np, "ralink,group", i, &group);
|
|
+
|
|
+ (*map)->type = PIN_MAP_TYPE_MUX_GROUP;
|
|
+ (*map)->name = function;
|
|
+ (*map)->data.mux.group = group;
|
|
+ (*map)->data.mux.function = function;
|
|
+ (*map)++;
|
|
+ }
|
|
+}
|
|
+
|
|
+static int rt2880_pinctrl_dt_node_to_map(struct pinctrl_dev *pctrldev,
|
|
+ struct device_node *np_config,
|
|
+ struct pinctrl_map **map,
|
|
+ unsigned *num_maps)
|
|
+{
|
|
+ int max_maps = 0;
|
|
+ struct pinctrl_map *tmp;
|
|
+ struct device_node *np;
|
|
+
|
|
+ for_each_child_of_node(np_config, np) {
|
|
+ int ret = of_property_count_strings(np, "ralink,group");
|
|
+
|
|
+ if (ret >= 0)
|
|
+ max_maps += ret;
|
|
+ }
|
|
+
|
|
+ if (!max_maps)
|
|
+ return max_maps;
|
|
+
|
|
+ *map = kzalloc(max_maps * sizeof(struct pinctrl_map), GFP_KERNEL);
|
|
+ if (!*map)
|
|
+ return -ENOMEM;
|
|
+
|
|
+ tmp = *map;
|
|
+
|
|
+ for_each_child_of_node(np_config, np)
|
|
+ rt2880_pinctrl_dt_subnode_to_map(pctrldev, np, &tmp);
|
|
+ *num_maps = max_maps;
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static const struct pinctrl_ops rt2880_pctrl_ops = {
|
|
+ .get_groups_count = rt2880_get_group_count,
|
|
+ .get_group_name = rt2880_get_group_name,
|
|
+ .get_group_pins = rt2880_get_group_pins,
|
|
+ .pin_dbg_show = rt2880_pinctrl_pin_dbg_show,
|
|
+ .dt_node_to_map = rt2880_pinctrl_dt_node_to_map,
|
|
+ .dt_free_map = rt2880_pinctrl_dt_free_map,
|
|
+};
|
|
+
|
|
+static int rt2880_pmx_func_count(struct pinctrl_dev *pctrldev)
|
|
+{
|
|
+ struct rt2880_priv *p = pinctrl_dev_get_drvdata(pctrldev);
|
|
+
|
|
+ return p->func_count;
|
|
+}
|
|
+
|
|
+static const char *rt2880_pmx_func_name(struct pinctrl_dev *pctrldev,
|
|
+ unsigned func)
|
|
+{
|
|
+ struct rt2880_priv *p = pinctrl_dev_get_drvdata(pctrldev);
|
|
+
|
|
+ return p->func[func]->name;
|
|
+}
|
|
+
|
|
+static int rt2880_pmx_group_get_groups(struct pinctrl_dev *pctrldev,
|
|
+ unsigned func,
|
|
+ const char * const **groups,
|
|
+ unsigned * const num_groups)
|
|
+{
|
|
+ struct rt2880_priv *p = pinctrl_dev_get_drvdata(pctrldev);
|
|
+
|
|
+ if (p->func[func]->group_count == 1)
|
|
+ *groups = &p->group_names[p->func[func]->groups[0]];
|
|
+ else
|
|
+ *groups = p->group_names;
|
|
+
|
|
+ *num_groups = p->func[func]->group_count;
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int rt2880_pmx_group_enable(struct pinctrl_dev *pctrldev,
|
|
+ unsigned func,
|
|
+ unsigned group)
|
|
+{
|
|
+ struct rt2880_priv *p = pinctrl_dev_get_drvdata(pctrldev);
|
|
+ u32 mode = 0;
|
|
+ u32 reg = SYSC_REG_GPIO_MODE;
|
|
+ int i;
|
|
+ int shift;
|
|
+
|
|
+ /* dont allow double use */
|
|
+ if (p->groups[group].enabled) {
|
|
+ dev_err(p->dev, "%s is already enabled\n", p->groups[group].name);
|
|
+ return -EBUSY;
|
|
+ }
|
|
+
|
|
+ p->groups[group].enabled = 1;
|
|
+ p->func[func]->enabled = 1;
|
|
+
|
|
+ shift = p->groups[group].shift;
|
|
+ if (shift >= 32) {
|
|
+ shift -= 32;
|
|
+ reg = SYSC_REG_GPIO_MODE2;
|
|
+ }
|
|
+ mode = rt_sysc_r32(reg);
|
|
+ mode &= ~(p->groups[group].mask << shift);
|
|
+
|
|
+ /* mark the pins as gpio */
|
|
+ for (i = 0; i < p->groups[group].func[0].pin_count; i++)
|
|
+ p->gpio[p->groups[group].func[0].pins[i]] = 1;
|
|
+
|
|
+ /* function 0 is gpio and needs special handling */
|
|
+ if (func == 0) {
|
|
+ mode |= p->groups[group].gpio << shift;
|
|
+ } else {
|
|
+ for (i = 0; i < p->func[func]->pin_count; i++)
|
|
+ p->gpio[p->func[func]->pins[i]] = 0;
|
|
+ mode |= p->func[func]->value << shift;
|
|
+ }
|
|
+ rt_sysc_w32(mode, reg);
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int rt2880_pmx_group_gpio_request_enable(struct pinctrl_dev *pctrldev,
|
|
+ struct pinctrl_gpio_range *range,
|
|
+ unsigned pin)
|
|
+{
|
|
+ struct rt2880_priv *p = pinctrl_dev_get_drvdata(pctrldev);
|
|
+
|
|
+ if (!p->gpio[pin]) {
|
|
+ dev_err(p->dev, "pin %d is not set to gpio mux\n", pin);
|
|
+ return -EINVAL;
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static const struct pinmux_ops rt2880_pmx_group_ops = {
|
|
+ .get_functions_count = rt2880_pmx_func_count,
|
|
+ .get_function_name = rt2880_pmx_func_name,
|
|
+ .get_function_groups = rt2880_pmx_group_get_groups,
|
|
+ .set_mux = rt2880_pmx_group_enable,
|
|
+ .gpio_request_enable = rt2880_pmx_group_gpio_request_enable,
|
|
+};
|
|
+
|
|
+static struct pinctrl_desc rt2880_pctrl_desc = {
|
|
+ .owner = THIS_MODULE,
|
|
+ .name = "rt2880-pinmux",
|
|
+ .pctlops = &rt2880_pctrl_ops,
|
|
+ .pmxops = &rt2880_pmx_group_ops,
|
|
+};
|
|
+
|
|
+static struct rt2880_pmx_func gpio_func = {
|
|
+ .name = "gpio",
|
|
+};
|
|
+
|
|
+static int rt2880_pinmux_index(struct rt2880_priv *p)
|
|
+{
|
|
+ struct rt2880_pmx_func **f;
|
|
+ struct rt2880_pmx_group *mux = p->groups;
|
|
+ int i, j, c = 0;
|
|
+
|
|
+ /* count the mux functions */
|
|
+ while (mux->name) {
|
|
+ p->group_count++;
|
|
+ mux++;
|
|
+ }
|
|
+
|
|
+ /* allocate the group names array needed by the gpio function */
|
|
+ p->group_names = devm_kzalloc(p->dev, sizeof(char *) * p->group_count, GFP_KERNEL);
|
|
+ if (!p->group_names)
|
|
+ return -1;
|
|
+
|
|
+ for (i = 0; i < p->group_count; i++) {
|
|
+ p->group_names[i] = p->groups[i].name;
|
|
+ p->func_count += p->groups[i].func_count;
|
|
+ }
|
|
+
|
|
+ /* we have a dummy function[0] for gpio */
|
|
+ p->func_count++;
|
|
+
|
|
+ /* allocate our function and group mapping index buffers */
|
|
+ f = p->func = devm_kzalloc(p->dev, sizeof(struct rt2880_pmx_func) * p->func_count, GFP_KERNEL);
|
|
+ gpio_func.groups = devm_kzalloc(p->dev, sizeof(int) * p->group_count, GFP_KERNEL);
|
|
+ if (!f || !gpio_func.groups)
|
|
+ return -1;
|
|
+
|
|
+ /* add a backpointer to the function so it knows its group */
|
|
+ gpio_func.group_count = p->group_count;
|
|
+ for (i = 0; i < gpio_func.group_count; i++)
|
|
+ gpio_func.groups[i] = i;
|
|
+
|
|
+ f[c] = &gpio_func;
|
|
+ c++;
|
|
+
|
|
+ /* add remaining functions */
|
|
+ for (i = 0; i < p->group_count; i++) {
|
|
+ for (j = 0; j < p->groups[i].func_count; j++) {
|
|
+ f[c] = &p->groups[i].func[j];
|
|
+ f[c]->groups = devm_kzalloc(p->dev, sizeof(int), GFP_KERNEL);
|
|
+ f[c]->groups[0] = i;
|
|
+ f[c]->group_count = 1;
|
|
+ c++;
|
|
+ }
|
|
+ }
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int rt2880_pinmux_pins(struct rt2880_priv *p)
|
|
+{
|
|
+ int i, j;
|
|
+
|
|
+ /* loop over the functions and initialize the pins array. also work out the highest pin used */
|
|
+ for (i = 0; i < p->func_count; i++) {
|
|
+ int pin;
|
|
+
|
|
+ if (!p->func[i]->pin_count)
|
|
+ continue;
|
|
+
|
|
+ p->func[i]->pins = devm_kzalloc(p->dev, sizeof(int) * p->func[i]->pin_count, GFP_KERNEL);
|
|
+ for (j = 0; j < p->func[i]->pin_count; j++)
|
|
+ p->func[i]->pins[j] = p->func[i]->pin_first + j;
|
|
+
|
|
+ pin = p->func[i]->pin_first + p->func[i]->pin_count;
|
|
+ if (pin > p->max_pins)
|
|
+ p->max_pins = pin;
|
|
+ }
|
|
+
|
|
+ /* the buffer that tells us which pins are gpio */
|
|
+ p->gpio = devm_kzalloc(p->dev,sizeof(uint8_t) * p->max_pins,
|
|
+ GFP_KERNEL);
|
|
+ /* the pads needed to tell pinctrl about our pins */
|
|
+ p->pads = devm_kzalloc(p->dev,
|
|
+ sizeof(struct pinctrl_pin_desc) * p->max_pins,
|
|
+ GFP_KERNEL);
|
|
+ if (!p->pads || !p->gpio ) {
|
|
+ dev_err(p->dev, "Failed to allocate gpio data\n");
|
|
+ return -ENOMEM;
|
|
+ }
|
|
+
|
|
+ memset(p->gpio, 1, sizeof(uint8_t) * p->max_pins);
|
|
+ for (i = 0; i < p->func_count; i++) {
|
|
+ if (!p->func[i]->pin_count)
|
|
+ continue;
|
|
+
|
|
+ for (j = 0; j < p->func[i]->pin_count; j++)
|
|
+ p->gpio[p->func[i]->pins[j]] = 0;
|
|
+ }
|
|
+
|
|
+ /* pin 0 is always a gpio */
|
|
+ p->gpio[0] = 1;
|
|
+
|
|
+ /* set the pads */
|
|
+ for (i = 0; i < p->max_pins; i++) {
|
|
+ /* strlen("ioXY") + 1 = 5 */
|
|
+ char *name = devm_kzalloc(p->dev, 5, GFP_KERNEL);
|
|
+
|
|
+ if (!name) {
|
|
+ dev_err(p->dev, "Failed to allocate pad name\n");
|
|
+ return -ENOMEM;
|
|
+ }
|
|
+ snprintf(name, 5, "io%d", i);
|
|
+ p->pads[i].number = i;
|
|
+ p->pads[i].name = name;
|
|
+ }
|
|
+ p->desc->pins = p->pads;
|
|
+ p->desc->npins = p->max_pins;
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int rt2880_pinmux_probe(struct platform_device *pdev)
|
|
+{
|
|
+ struct rt2880_priv *p;
|
|
+ struct pinctrl_dev *dev;
|
|
+ struct device_node *np;
|
|
+
|
|
+ if (!rt2880_pinmux_data)
|
|
+ return -ENOSYS;
|
|
+
|
|
+ /* setup the private data */
|
|
+ p = devm_kzalloc(&pdev->dev, sizeof(struct rt2880_priv), GFP_KERNEL);
|
|
+ if (!p)
|
|
+ return -ENOMEM;
|
|
+
|
|
+ p->dev = &pdev->dev;
|
|
+ p->desc = &rt2880_pctrl_desc;
|
|
+ p->groups = rt2880_pinmux_data;
|
|
+ platform_set_drvdata(pdev, p);
|
|
+
|
|
+ /* init the device */
|
|
+ if (rt2880_pinmux_index(p)) {
|
|
+ dev_err(&pdev->dev, "failed to load index\n");
|
|
+ return -EINVAL;
|
|
+ }
|
|
+ if (rt2880_pinmux_pins(p)) {
|
|
+ dev_err(&pdev->dev, "failed to load pins\n");
|
|
+ return -EINVAL;
|
|
+ }
|
|
+ dev = pinctrl_register(p->desc, &pdev->dev, p);
|
|
+ if (IS_ERR(dev))
|
|
+ return PTR_ERR(dev);
|
|
+
|
|
+ /* finalize by adding gpio ranges for enables gpio controllers */
|
|
+ for_each_compatible_node(np, NULL, "ralink,rt2880-gpio") {
|
|
+ const __be32 *ngpio, *gpiobase;
|
|
+ struct pinctrl_gpio_range *range;
|
|
+ char *name;
|
|
+
|
|
+ if (!of_device_is_available(np))
|
|
+ continue;
|
|
+
|
|
+ ngpio = of_get_property(np, "ralink,num-gpios", NULL);
|
|
+ gpiobase = of_get_property(np, "ralink,gpio-base", NULL);
|
|
+ if (!ngpio || !gpiobase) {
|
|
+ dev_err(&pdev->dev, "failed to load chip info\n");
|
|
+ return -EINVAL;
|
|
+ }
|
|
+
|
|
+ range = devm_kzalloc(p->dev, sizeof(struct pinctrl_gpio_range) + 4, GFP_KERNEL);
|
|
+ range->name = name = (char *) &range[1];
|
|
+ sprintf(name, "pio");
|
|
+ range->npins = __be32_to_cpu(*ngpio);
|
|
+ range->base = __be32_to_cpu(*gpiobase);
|
|
+ range->pin_base = range->base;
|
|
+ pinctrl_add_gpio_range(dev, range);
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static const struct of_device_id rt2880_pinmux_match[] = {
|
|
+ { .compatible = "ralink,rt2880-pinmux" },
|
|
+ {},
|
|
+};
|
|
+MODULE_DEVICE_TABLE(of, rt2880_pinmux_match);
|
|
+
|
|
+static struct platform_driver rt2880_pinmux_driver = {
|
|
+ .probe = rt2880_pinmux_probe,
|
|
+ .driver = {
|
|
+ .name = "rt2880-pinmux",
|
|
+ .owner = THIS_MODULE,
|
|
+ .of_match_table = rt2880_pinmux_match,
|
|
+ },
|
|
+};
|
|
+
|
|
+int __init rt2880_pinmux_init(void)
|
|
+{
|
|
+ return platform_driver_register(&rt2880_pinmux_driver);
|
|
+}
|
|
+
|
|
+core_initcall_sync(rt2880_pinmux_init);
|