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Diffstat (limited to 'target/linux/ramips/patches-3.10/0101-MIPS-ralink-add-pinmux-driver.patch')
-rw-r--r--target/linux/ramips/patches-3.10/0101-MIPS-ralink-add-pinmux-driver.patch144
1 files changed, 0 insertions, 144 deletions
diff --git a/target/linux/ramips/patches-3.10/0101-MIPS-ralink-add-pinmux-driver.patch b/target/linux/ramips/patches-3.10/0101-MIPS-ralink-add-pinmux-driver.patch
deleted file mode 100644
index 3fd0ddf739..0000000000
--- a/target/linux/ramips/patches-3.10/0101-MIPS-ralink-add-pinmux-driver.patch
+++ /dev/null
@@ -1,144 +0,0 @@
-From 9a3055dad80db43aeb22b247512e18e8f06bf54c Mon Sep 17 00:00:00 2001
-From: John Crispin <blogic@openwrt.org>
-Date: Mon, 22 Apr 2013 23:11:42 +0200
-Subject: [PATCH 02/33] MIPS: ralink: add pinmux driver
-
-Add code to setup the pinmux on ralonk SoC. The SoC has a single 32 bit register
-for this functionality with simple on/off bits. Building a full featured pinctrl
-driver would be overkill.
-
-Signed-off-by: John Crispin <blogic@openwrt.org>
----
- arch/mips/ralink/Makefile | 2 +-
- arch/mips/ralink/common.h | 2 ++
- arch/mips/ralink/of.c | 2 ++
- arch/mips/ralink/pinmux.c | 77 +++++++++++++++++++++++++++++++++++++++++++++
- 4 files changed, 82 insertions(+), 1 deletion(-)
- create mode 100644 arch/mips/ralink/pinmux.c
-
---- a/arch/mips/ralink/Makefile
-+++ b/arch/mips/ralink/Makefile
-@@ -6,7 +6,7 @@
- # Copyright (C) 2009-2011 Gabor Juhos <juhosg@openwrt.org>
- # Copyright (C) 2013 John Crispin <blogic@openwrt.org>
-
--obj-y := prom.o of.o reset.o clk.o irq.o timer.o
-+obj-y := prom.o of.o reset.o clk.o irq.o timer.o pinmux.o
-
- obj-$(CONFIG_CLKEVT_RT3352) += cevt-rt3352.o
-
---- a/arch/mips/ralink/common.h
-+++ b/arch/mips/ralink/common.h
-@@ -52,4 +52,6 @@ extern void prom_soc_init(struct ralink_
-
- __iomem void *plat_of_remap_node(const char *node);
-
-+void ralink_pinmux(void);
-+
- #endif /* _RALINK_COMMON_H__ */
---- a/arch/mips/ralink/of.c
-+++ b/arch/mips/ralink/of.c
-@@ -113,6 +113,8 @@ static int __init plat_of_setup(void)
- /* make sure ithat the reset controller is setup early */
- ralink_rst_init();
-
-+ ralink_pinmux();
-+
- return 0;
- }
-
---- /dev/null
-+++ b/arch/mips/ralink/pinmux.c
-@@ -0,0 +1,92 @@
-+/*
-+ * 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
-+ * by the Free Software Foundation.
-+ *
-+ * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
-+ */
-+
-+#include <linux/kernel.h>
-+#include <linux/of.h>
-+
-+#include <asm/mach-ralink/ralink_regs.h>
-+
-+#include "common.h"
-+
-+#define SYSC_REG_GPIO_MODE 0x60
-+
-+static int ralink_mux_mask(const char *name, struct ralink_pinmux_grp *grps, u32* mask)
-+{
-+ for (; grps && grps->name; grps++)
-+ if (!strcmp(grps->name, name)) {
-+ *mask = grps->mask;
-+ return 0;
-+ }
-+
-+ return -1;
-+}
-+
-+void ralink_pinmux(void)
-+{
-+ const __be32 *wdt;
-+ struct device_node *np;
-+ struct property *prop;
-+ const char *uart, *pci, *pin;
-+ u32 mode = 0;
-+ int m;
-+
-+ np = of_find_compatible_node(NULL, NULL, "ralink,rt3050-sysc");
-+ if (!np)
-+ return;
-+
-+ of_property_for_each_string(np, "ralink,gpiomux", prop, pin) {
-+ if (!ralink_mux_mask(pin, rt_gpio_pinmux.mode, &m)) {
-+ mode |= m;
-+ pr_debug("pinmux: registered gpiomux \"%s\"\n", pin);
-+ } else {
-+ pr_err("pinmux: failed to load \"%s\"\n", pin);
-+ }
-+ }
-+
-+ of_property_for_each_string(np, "ralink,pinmux", prop, pin) {
-+ if (!ralink_mux_mask(pin, rt_gpio_pinmux.mode, &m)) {
-+ mode &= ~m;
-+ pr_debug("pinmux: registered pinmux \"%s\"\n", pin);
-+ } else {
-+ pr_err("pinmux: failed to load group \"%s\"\n", pin);
-+ }
-+ }
-+
-+ of_property_read_string(np, "ralink,uartmux", &uart);
-+ if (uart) {
-+ mode &= ~(rt_gpio_pinmux.uart_mask << rt_gpio_pinmux.uart_shift);
-+ if (ralink_mux_mask(uart, rt_gpio_pinmux.uart, &m)) {
-+ pr_err("pinmux: failed to load uartmux \"%s\"\n", uart);
-+ mode |= rt_gpio_pinmux.uart_mask << rt_gpio_pinmux.uart_shift;
-+ } else {
-+ mode |= m << rt_gpio_pinmux.uart_shift;
-+ pr_debug("pinmux: registered uartmux \"%s\"\n", uart);
-+ }
-+ }
-+
-+ wdt = of_get_property(np, "ralink,wdtmux", NULL);
-+ if (wdt && *wdt && rt_gpio_pinmux.wdt_reset)
-+ rt_gpio_pinmux.wdt_reset();
-+
-+ pci = NULL;
-+ if (rt_gpio_pinmux.pci)
-+ of_property_read_string(np, "ralink,pcimux", &pci);
-+
-+ if (pci) {
-+ mode &= ~(rt_gpio_pinmux.pci_mask << rt_gpio_pinmux.pci_shift);
-+ if (ralink_mux_mask(pci, rt_gpio_pinmux.pci, &m)) {
-+ mode |= rt_gpio_pinmux.pci_mask << rt_gpio_pinmux.pci_shift;
-+ pr_debug("pinmux: failed to load pcimux \"%s\"\n", pci);
-+ } else {
-+ mode |= m << rt_gpio_pinmux.pci_shift;
-+ pr_debug("pinmux: registered pcimux \"%s\"\n", pci);
-+ }
-+ }
-+
-+ rt_sysc_w32(mode, SYSC_REG_GPIO_MODE);
-+}