From c0b710b2f1b5de295b212429f6a31d92849ddbf5 Mon Sep 17 00:00:00 2001
From: Peter Denison <openwrt@marshadder.org>
Date: Thu, 8 Jan 2009 22:13:48 +0000
Subject: [PATCH] USR8200 changes The attached patch adds LED support and
 enables all the PHYs on the switch.

Signed-off-by: Jose Vasconcellos <jvasco@verizon.net>

Also adds preliminary support for enabling the RTC, and some cache reporting
tweaks.

SVN-Revision: 13942
---
 .../patches-2.6.27/500-usr8200_support.patch  | 76 ++++++++++++-------
 .../patches-2.6.27/501-cachetypes.patch       | 20 +++++
 2 files changed, 70 insertions(+), 26 deletions(-)
 create mode 100644 target/linux/ixp4xx/patches-2.6.27/501-cachetypes.patch

diff --git a/target/linux/ixp4xx/patches-2.6.27/500-usr8200_support.patch b/target/linux/ixp4xx/patches-2.6.27/500-usr8200_support.patch
index 413fcae818..ef818c7ca0 100644
--- a/target/linux/ixp4xx/patches-2.6.27/500-usr8200_support.patch
+++ b/target/linux/ixp4xx/patches-2.6.27/500-usr8200_support.patch
@@ -116,7 +116,7 @@
 +subsys_initcall(usr8200_pci_init);
 --- /dev/null
 +++ b/arch/arm/mach-ixp4xx/usr8200-setup.c
-@@ -0,0 +1,187 @@
+@@ -0,0 +1,211 @@
 +/*
 + * arch/arm/mach-ixp4xx/usr8200-setup.c
 + *
@@ -215,29 +215,35 @@
 +	.resource	= usr8200_uart_resources,
 +};
 +
-+/*
-+static struct i2c_gpio_platform_data usr8200_i2c_gpio_data = {
-+	.sda_pin	= 9,
-+	.scl_pin	= 10,
-+};
-+
-+static struct platform_device usr8200_i2c_gpio = {
-+	.name		= "i2c-gpio",
-+	.id		= 0,
-+	.dev		= {
-+		.platform_data	= &usr8200_i2c_gpio_data,
-+	},
-+};
-+
 +static struct gpio_led usr8200_led_pin[] = {
 +	{
-+		.name		= "usr8200:green:status",
-+		.gpio		= 7,
++		.name		= "usr8200:usb1",
++		.gpio		= 0,
++		.active_low	= 1,
++	},
++	{
++		.name		= "usr8200:usb2",
++		.gpio		= 1,
++		.active_low	= 1,
++	},
++	{
++		.name		= "usr8200:ieee1394",
++		.gpio		= 2,
++		.active_low	= 1,
++	},
++	{
++		.name		= "usr8200:internal",
++		.gpio		= 3,
++		.active_low	= 1,
++	},
++	{
++		.name		= "usr8200:power",
++		.gpio		= 14,
 +	}
 +};
 +
 +static struct gpio_led_platform_data usr8200_led_data = {
-+	.num_leds		= 1,
++	.num_leds		= ARRAY_SIZE(usr8200_led_pin),
 +	.leds			= usr8200_led_pin,
 +};
 +
@@ -246,14 +252,14 @@
 +	.id			= -1,
 +	.dev.platform_data	= &usr8200_led_data,
 +};
-+*/
 +
 +static struct eth_plat_info usr8200_plat_eth[] = {
-+	{
-+		.phy		= 16,
++	{ /* NPEC - LAN with Marvell 88E6060 switch */
++		.phy		= IXP4XX_ETH_PHY_MAX_ADDR,
++		.phy_mask	= 0x0F0000,
 +		.rxq		= 4,
 +		.txreadyq	= 21,
-+	}, {
++	}, { /* NPEB - WAN */
 +		.phy		= 9,
 +		.rxq		= 3,
 +		.txreadyq	= 20,
@@ -272,13 +278,23 @@
 +	}
 +};
 +
++static struct resource usr8200_rtc_resources = {
++	.flags		= IORESOURCE_MEM
++};
++
++static struct platform_device usr8200_rtc = {
++	.name		= "rtc7301",
++	.id		= 0,
++	.resource	= &usr8200_rtc_resources,
++};
++
 +static struct platform_device *usr8200_devices[] __initdata = {
 +	&usr8200_flash,
 +	&usr8200_uart,
-+/*	&usr8200_led,
-+	&usr8200_i2c_gpio, */
++	&usr8200_led,
 +	&usr8200_eth[0],
 +	&usr8200_eth[1],
++	&usr8200_rtc,
 +};
 +
 +static void __init usr8200_init(void)
@@ -286,10 +302,18 @@
 +	ixp4xx_sys_init();
 +
 +	usr8200_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
-+	usr8200_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_64M - 1;
++	usr8200_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_16M - 1;
++
++	usr8200_rtc_resources.start = IXP4XX_EXP_BUS_BASE(2);
++	usr8200_rtc_resources.end = IXP4XX_EXP_BUS_BASE(2) + 0x01ff;
 +
 +	*IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
-+	*IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
++	*IXP4XX_EXP_CS2 = IXP4XX_EXP_BUS_SIZE(0) | IXP4XX_EXP_BUS_WR_EN |
++	                  IXP4XX_EXP_BUS_CS_EN | IXP4XX_EXP_BUS_BYTE_EN;
++	*IXP4XX_GPIO_GPCLKR = 0x01100000;
++
++	/* configure button as input */
++	gpio_line_config(12, IXP4XX_GPIO_IN);
 +
 +	platform_add_devices(usr8200_devices, ARRAY_SIZE(usr8200_devices));
 +}
diff --git a/target/linux/ixp4xx/patches-2.6.27/501-cachetypes.patch b/target/linux/ixp4xx/patches-2.6.27/501-cachetypes.patch
new file mode 100644
index 0000000000..cc9c89e3e1
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.27/501-cachetypes.patch
@@ -0,0 +1,20 @@
+--- a/arch/arm/kernel/setup.c
++++ b/arch/arm/kernel/setup.c
+@@ -184,7 +184,7 @@ static const char *cache_types[16] = {
+ 	"write-back",
+ 	"undefined 3",
+ 	"undefined 4",
+-	"undefined 5",
++	"write-back",
+ 	"write-back",
+ 	"write-back",
+ 	"undefined 8",
+@@ -203,7 +203,7 @@ static const char *cache_clean[16] = {
+ 	"cp15 c7 ops",
+ 	"undefined 3",
+ 	"undefined 4",
+-	"undefined 5",
++	"cp15 c7 ops",
+ 	"cp15 c7 ops",
+ 	"cp15 c7 ops",
+ 	"undefined 8",
-- 
2.30.2