From 61dc6eaeef87048af351c04fd0046a6e3f96f94f Mon Sep 17 00:00:00 2001
From: Paul Mundt <lethal@linux-sh.org>
Date: Thu, 23 Oct 2008 12:35:43 +0900
Subject: [PATCH] sh: mach-highlander: Handle SCIF pinmuxing on R7785RP.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
---
 arch/sh/boards/mach-highlander/Kconfig        |  1 +
 arch/sh/boards/mach-highlander/Makefile       | 10 +++++-----
 .../boards/mach-highlander/pinmux-r7785rp.c   | 20 +++++++++++++++++++
 arch/sh/boards/mach-highlander/setup.c        |  2 ++
 arch/sh/include/mach-common/mach/highlander.h |  6 ++++++
 5 files changed, 34 insertions(+), 5 deletions(-)
 create mode 100644 arch/sh/boards/mach-highlander/pinmux-r7785rp.c

diff --git a/arch/sh/boards/mach-highlander/Kconfig b/arch/sh/boards/mach-highlander/Kconfig
index fc8f28e04ba3..08057f62687b 100644
--- a/arch/sh/boards/mach-highlander/Kconfig
+++ b/arch/sh/boards/mach-highlander/Kconfig
@@ -18,6 +18,7 @@ config SH_R7780MP
 config SH_R7785RP
 	bool "R7785RP board support"
 	depends on CPU_SUBTYPE_SH7785
+	select GENERIC_GPIO
 
 endchoice
 
diff --git a/arch/sh/boards/mach-highlander/Makefile b/arch/sh/boards/mach-highlander/Makefile
index 20a10080b11f..d93aaf880134 100644
--- a/arch/sh/boards/mach-highlander/Makefile
+++ b/arch/sh/boards/mach-highlander/Makefile
@@ -1,10 +1,10 @@
 #
-# Makefile for the R7780RP-1 specific parts of the kernel
+# Makefile for the Highlander specific parts of the kernel
 #
-irqinit-$(CONFIG_SH_R7780MP)	:= irq-r7780mp.o
-irqinit-$(CONFIG_SH_R7785RP)	:= irq-r7785rp.o
-irqinit-$(CONFIG_SH_R7780RP)	:= irq-r7780rp.o
-obj-y				:= setup.o $(irqinit-y)
+obj-y				:= setup.o
+obj-$(CONFIG_SH_R7780RP)	+= irq-r7780rp.o
+obj-$(CONFIG_SH_R7780MP)	+= irq-r7780mp.o
+obj-$(CONFIG_SH_R7785RP)	+= irq-r7785rp.o pinmux-r7785rp.o
 
 ifneq ($(CONFIG_SH_R7785RP),y)
 obj-$(CONFIG_PUSH_SWITCH)	+= psw.o
diff --git a/arch/sh/boards/mach-highlander/pinmux-r7785rp.c b/arch/sh/boards/mach-highlander/pinmux-r7785rp.c
new file mode 100644
index 000000000000..c77a2bea8f2a
--- /dev/null
+++ b/arch/sh/boards/mach-highlander/pinmux-r7785rp.c
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2008 Paul Mundt
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+#include <linux/init.h>
+#include <linux/gpio.h>
+#include <cpu/sh7785.h>
+
+void __init highlander_plat_pinmux_setup(void)
+{
+	/* SCIF0 */
+	gpio_request(GPIO_FN_SCIF0_CTS, NULL);
+	gpio_request(GPIO_FN_SCIF0_RTS, NULL);
+	gpio_request(GPIO_FN_SCIF0_SCK, NULL);
+	gpio_request(GPIO_FN_SCIF0_RXD, NULL);
+	gpio_request(GPIO_FN_SCIF0_TXD, NULL);
+}
diff --git a/arch/sh/boards/mach-highlander/setup.c b/arch/sh/boards/mach-highlander/setup.c
index c5a40f7906d7..806438b42cac 100644
--- a/arch/sh/boards/mach-highlander/setup.c
+++ b/arch/sh/boards/mach-highlander/setup.c
@@ -294,6 +294,8 @@ static void __init highlander_setup(char **cmdline_p)
 			 (ver >> 12) & 0xf, (ver >> 8) & 0xf,
 			 (ver >>  4) & 0xf, ver & 0xf);
 
+	highlander_plat_pinmux_setup();
+
 	/*
 	 * Enable the important clocks right away..
 	 */
diff --git a/arch/sh/include/mach-common/mach/highlander.h b/arch/sh/include/mach-common/mach/highlander.h
index 306f7359f7d4..bd26a848cb0b 100644
--- a/arch/sh/include/mach-common/mach/highlander.h
+++ b/arch/sh/include/mach-common/mach/highlander.h
@@ -195,4 +195,10 @@
 
 unsigned char *highlander_plat_irq_setup(void);
 
+#ifdef CONFIG_SH_R7785RP
+void highlander_plat_pinmux_setup(void);
+#else
+#define highlander_plat_pinmux_setup()	do { } while (0)
+#endif
+
 #endif  /* __ASM_SH_RENESAS_R7780RP */
-- 
GitLab