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From: Sean MacLennan <smaclennan@pikatech.com>
To: <linuxppc-dev@ozlabs.org>
Subject: [PATCH 1/5] Boot code
Date: Sat, 12 Apr 2008 14:01:40 -0400	[thread overview]
Message-ID: <20080412140140.6c75cee5@lappy.seanm.ca> (raw)
In-Reply-To: <20080412134831.424480cf@lappy.seanm.ca>

Signed-off-by: Sean MacLennan <smaclennan@pikatech.com>

diff --git a/arch/powerpc/boot/cuboot-warp.c
b/arch/powerpc/boot/cuboot-warp.c index eb108a8..43d7ad9 100644
--- a/arch/powerpc/boot/cuboot-warp.c
+++ b/arch/powerpc/boot/cuboot-warp.c
@@ -10,6 +10,7 @@
 #include "ops.h"
 #include "4xx.h"
 #include "cuboot.h"
+#include "stdio.h"
 
 #define TARGET_4xx
 #define TARGET_44x
@@ -17,14 +18,54 @@
 
 static bd_t bd;
 
-static void warp_fixups(void)
+static void warp_fixup_one_nor(u32 from, u32 to)
 {
-	unsigned long sysclk = 66000000;
+	void *devp;
+	char name[40];
+	u32 v[2];
+
+	sprintf(name, "/plb/opb/ebc/nor_flash@0,0/partition@%x", from);
+
+	devp = finddevice(name);
+	if (!devp)
+		return;
+
+	if (getprop(devp, "reg", v, sizeof(v)) == sizeof(v)) {
+		v[0] = to;
+		setprop(devp, "reg", v, sizeof(v));
+
+		printf("NOR 64M fixup %x -> %x\r\n", from, to);
+	}
+}
+
 
-	ibm440ep_fixup_clocks(sysclk, 11059200, 50000000);
+static void warp_fixups(void)
+{
+	ibm440ep_fixup_clocks(66000000, 11059200, 50000000);
 	ibm4xx_sdram_fixup_memsize();
 	ibm4xx_fixup_ebc_ranges("/plb/opb/ebc");
 	dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
+
+	/* Fixup for 64M flash on Rev A boards. */
+	if (bd.bi_flashsize == 0x4000000) {
+		void *devp;
+		u32 v[3];
+
+		devp = finddevice("/plb/opb/ebc/nor_flash@0,0");
+		if (!devp)
+			return;
+
+		/* Fixup the size */
+		if (getprop(devp, "reg", v, sizeof(v)) == sizeof(v)) {
+			v[2] = bd.bi_flashsize;
+			setprop(devp, "reg", v, sizeof(v));
+		}
+
+		/* Fixup parition offsets */
+		warp_fixup_one_nor(0x300000, 0x3f00000);
+		warp_fixup_one_nor(0x340000, 0x3f40000);
+		warp_fixup_one_nor(0x380000, 0x3f80000);
+	}
 }
 
 
diff --git a/arch/powerpc/boot/dts/warp.dts
b/arch/powerpc/boot/dts/warp.dts index b04a52e..fa070b0 100644
--- a/arch/powerpc/boot/dts/warp.dts
+++ b/arch/powerpc/boot/dts/warp.dts
@@ -132,40 +132,33 @@
 
 				fpga@2,0 {
 					compatible = "pika,fpga";
-			   		reg = <2 0 2200>;
+			   		reg = <2 0 1000>;
 					interrupts = <18 8>;
 					interrupt-parent = <&UIC0>;
 				};
 
+				fpga@2,4000 {
+					compatible = "pika,fpga-sd";
+					reg = <2 4000 A00>;
+				};
+
 				nor_flash@0,0 {
-					compatible = "amd,s29gl512n",
"cfi-flash";
+					compatible = "amd,s29gl032a",
"cfi-flash"; bank-width = <2>;
-					reg = <0 0 4000000>;
+					reg = <0 0 400000>;
 					#address-cells = <1>;
 					#size-cells = <1>;
-					partition@0 {
-						label = "kernel";
-						reg = <0 180000>;
-					};
-					partition@180000 {
-						label = "root";
-						reg = <180000 3480000>;
-					};
-					partition@3600000 {
-						label = "user";
-						reg = <3600000 900000>;
-					};
-					partition@3f00000 {
+					partition@300000 {
 						label = "fpga";
-						reg = <3f00000 40000>;
+						reg = <300000 40000>;
 					};
-					partition@3f40000 {
+					partition@340000 {
 						label = "env";
-						reg = <3f40000 40000>;
+						reg = <340000 40000>;
 					};
-					partition@3f80000 {
+					partition@380000 {
 						label = "u-boot";
-						reg = <3f80000 80000>;
+						reg = <380000 80000>;
 					};
 				};
 			};
@@ -186,6 +179,16 @@
 				reg = <ef600700 14>;
 				interrupt-parent = <&UIC0>;
 				interrupts = <2 4>;
+				index = <0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				ad7414@4a {
+					compatible = "adi,ad7414";
+					reg = <4a>;
+					interrupts = <19 8>;
+					interrupt-parent = <&UIC0>;
+				};
 			};
 
 			GPIO0: gpio@ef600b00 {

  reply	other threads:[~2008-04-12 18:01 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-04-12 17:48 Warp patches for 2.6.26 Sean MacLennan
2008-04-12 18:01 ` Sean MacLennan [this message]
2008-04-13  0:49   ` [PATCH 1/5] Boot code Josh Boyer
2008-04-13  2:06     ` Sean MacLennan
2008-04-12 18:03 ` PATCH 2/5] Platform code Sean MacLennan
2008-04-13  3:15   ` Sean MacLennan
2008-04-14 16:00   ` David Woodhouse
2008-04-12 18:09 ` [PATCH 3/5] Defconfig Sean MacLennan
2008-04-12 18:10 ` [PATCH 4/5] LED driver Sean MacLennan
2008-04-13  0:41   ` Josh Boyer
2008-04-17 17:32     ` Sean MacLennan
2008-04-13 12:28   ` Peter Korsgaard
2008-04-13 16:51     ` Sean MacLennan
2008-04-13 17:34       ` Peter Korsgaard
2008-04-13 17:51         ` Sean MacLennan
2008-04-12 18:11 ` [PATCH 5/5] WDT driver Sean MacLennan
2008-04-13  0:40   ` Josh Boyer
2008-04-14  8:33   ` Laurent Pinchart
2008-04-14 15:40     ` Sean MacLennan
2008-04-13  0:44 ` Warp patches for 2.6.26 Stephen Rothwell
2008-04-13  0:50   ` Josh Boyer
2008-04-13  1:55   ` Sean MacLennan
2008-04-13  2:09     ` Grant Likely
2008-04-13  2:38       ` Sean MacLennan
2008-04-13  3:13         ` Dale Farnsworth
2008-04-17 15:50           ` Sean MacLennan
2008-04-17 16:08             ` Dale Farnsworth
2008-04-17 17:26               ` Sean MacLennan
2008-04-17 18:11                 ` Dale Farnsworth
2008-04-13  1:11 ` Paul Mackerras
2008-04-13  2:24 ` Josh Boyer

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