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Diffstat (limited to 'target/linux/ppc40x/patches/004-magicbox.patch')
-rw-r--r--target/linux/ppc40x/patches/004-magicbox.patch18
1 files changed, 12 insertions, 6 deletions
diff --git a/target/linux/ppc40x/patches/004-magicbox.patch b/target/linux/ppc40x/patches/004-magicbox.patch
index 0f9e192fcf..8de4a11b57 100644
--- a/target/linux/ppc40x/patches/004-magicbox.patch
+++ b/target/linux/ppc40x/patches/004-magicbox.patch
@@ -1,6 +1,6 @@
--- /dev/null
+++ b/arch/powerpc/boot/cuboot-magicbox.c
-@@ -0,0 +1,90 @@
+@@ -0,0 +1,96 @@
+/*
+ * Old U-boot compatibility for Magicbox boards
+ *
@@ -26,16 +26,22 @@
+
+static bd_t bd;
+
-+static void fixup_cf_card(void)
++static void fixup_perwe(void)
+{
+#define DCRN_CPC0_PCI_BASE 0xf9
-+#define CF_CS0_BASE 0xff100000
-+#define CF_CS1_BASE 0xff200000
+
-+ /* Turn on PerWE instead of PCIsomething */
++ /* Turn on PerWE instead of PCIINT */
+ mtdcr(DCRN_CPC0_PCI_BASE,
+ mfdcr(DCRN_CPC0_PCI_BASE) | (0x80000000L >> 27));
+
++#undef DCRN_CPC0_PCI_BASE
++}
++
++static void fixup_cf_card(void)
++{
++#define CF_CS0_BASE 0xff100000
++#define CF_CS1_BASE 0xff200000
++
+ /* PerCS1 (CF's CS0): base 0xff100000, 16-bit, rw */
+ mtdcr(DCRN_EBC0_CFGADDR, EBC_B1CR);
+ mtdcr(DCRN_EBC0_CFGDATA, CF_CS0_BASE | EBC_BXCR_BU_RW | EBC_BXCR_BW_16);
@@ -48,7 +54,6 @@
+ mtdcr(DCRN_EBC0_CFGADDR, EBC_B2AP);
+ mtdcr(DCRN_EBC0_CFGDATA, 0x080bd800);
+
-+#undef DCRN_CPC0_PCI_BASE
+#undef CF_CS0_BASE
+#undef CF_CS1_BASE
+}
@@ -76,6 +81,7 @@
+ devp = finddevice("/plb/ebc/cf_card@ff100000");
+ del_node(devp);
+ } else {
++ fixup_perwe();
+ fixup_cf_card();
+ }
+