From fa7ff086008d1af6b7325bf556a0cf70aaf2efd3 Mon Sep 17 00:00:00 2001
From: Magnus Damm <magnus.damm@gmail.com>
Date: Thu, 22 May 2008 22:34:28 +0900
Subject: [PATCH] sh: use sm501 8250 mfd support on r2d boards

Make use of recently added sm501 8250 uart support, commit
61711f8fd8180e458cfb6846bcf4fc636a95f3db makes the mfd code
handle 8250 uarts so there is no longer need to do it from
the r2d board code.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
---
 arch/sh/boards/renesas/rts7751r2d/setup.c | 39 +----------------------
 1 file changed, 1 insertion(+), 38 deletions(-)

diff --git a/arch/sh/boards/renesas/rts7751r2d/setup.c b/arch/sh/boards/renesas/rts7751r2d/setup.c
index 452d0d6459a..2308e8753bc 100644
--- a/arch/sh/boards/renesas/rts7751r2d/setup.c
+++ b/arch/sh/boards/renesas/rts7751r2d/setup.c
@@ -11,7 +11,6 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/ata_platform.h>
-#include <linux/serial_8250.h>
 #include <linux/sm501.h>
 #include <linux/sm501-regs.h>
 #include <linux/pm.h>
@@ -109,27 +108,6 @@ static struct platform_device heartbeat_device = {
 	.resource	= heartbeat_resources,
 };
 
-static struct plat_serial8250_port uart_platform_data[] = {
-	{
-		.membase	= (void __iomem *)0xb3e30000,
-		.mapbase	= 0xb3e30000,
-		.iotype		= UPIO_MEM,
-		.irq		= IRQ_VOYAGER,
-		.flags		= UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ,
-		.regshift	= 2,
-		.uartclk	= (9600 * 16),
-	},
-	{ 0 },
-};
-
-static struct platform_device uart_device = {
-	.name		= "serial8250",
-	.id		= PLAT8250_DEV_PLATFORM,
-	.dev		= {
-		.platform_data	= uart_platform_data,
-	},
-};
-
 static struct resource sm501_resources[] = {
 	[0]	= {
 		.start	= 0x10000000,
@@ -185,11 +163,7 @@ static struct sm501_platdata_fb sm501_fb_pdata = {
 };
 
 static struct sm501_initdata sm501_initdata = {
-	.gpio_high	= {
-		.set	= 0x00001fe0,
-		.mask	= 0x0,
-	},
-	.devices	= SM501_USE_USB_HOST,
+	.devices	= SM501_USE_USB_HOST | SM501_USE_UART0,
 };
 
 static struct sm501_platdata sm501_platform_data = {
@@ -208,7 +182,6 @@ static struct platform_device sm501_device = {
 };
 
 static struct platform_device *rts7751r2d_devices[] __initdata = {
-	&uart_device,
 	&sm501_device,
 	&heartbeat_device,
 	&spi_sh_sci_device,
@@ -272,16 +245,6 @@ static void __init rts7751r2d_setup(char **cmdline_p)
 
 	sm501_reg = (void __iomem *)0xb3e00000 + SM501_DRAM_CONTROL;
 	writel(readl(sm501_reg) | 0x00f107c0, sm501_reg);
-
-	/*
-	 * Power Mode Gate - Enable UART0
-	 */
-
-	sm501_reg = (void __iomem *)0xb3e00000 + SM501_POWER_MODE_0_GATE;
-	writel(readl(sm501_reg) | (1 << SM501_GATE_UART0), sm501_reg);
-
-	sm501_reg = (void __iomem *)0xb3e00000 + SM501_POWER_MODE_1_GATE;
-	writel(readl(sm501_reg) | (1 << SM501_GATE_UART0), sm501_reg);
 }
 
 /*
-- 
2.20.1