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Diffstat (limited to 'target/linux/ppc40x/patches/007-openrb-light.patch')
-rw-r--r--target/linux/ppc40x/patches/007-openrb-light.patch40
1 files changed, 38 insertions, 2 deletions
diff --git a/target/linux/ppc40x/patches/007-openrb-light.patch b/target/linux/ppc40x/patches/007-openrb-light.patch
index faafbb8..ee6f4a1 100644
--- a/target/linux/ppc40x/patches/007-openrb-light.patch
+++ b/target/linux/ppc40x/patches/007-openrb-light.patch
@@ -49,7 +49,7 @@
static int __init ppc40x_probe(void)
--- /dev/null
+++ b/arch/powerpc/boot/cuboot-openrb-light.c
-@@ -0,0 +1,41 @@
+@@ -0,0 +1,69 @@
+/*
+ * Old U-boot compatibility for OpenRB Light board
+ *
@@ -74,8 +74,36 @@
+
+static bd_t bd;
+
++static void fixup_cf_card(void)
++{
++#define DCRN_CPC0_PCI_BASE 0xf9
++#define CF_CS0_BASE 0xff100000
++#define CF_CS1_BASE 0xff200000
++
++ /* Turn on PerWE instead of PCIsomething */
++ mtdcr(DCRN_CPC0_PCI_BASE,
++ mfdcr(DCRN_CPC0_PCI_BASE) | (0x80000000L >> 27));
++
++ /* 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);
++ mtdcr(DCRN_EBC0_CFGADDR, EBC_B1AP);
++ mtdcr(DCRN_EBC0_CFGDATA, 0x080bd800);
++
++ /* PerCS2 (CF's CS1): base 0xff200000, 16-bit, rw */
++ mtdcr(DCRN_EBC0_CFGADDR, EBC_B2CR);
++ mtdcr(DCRN_EBC0_CFGDATA, CF_CS1_BASE | EBC_BXCR_BU_RW | EBC_BXCR_BW_16);
++ mtdcr(DCRN_EBC0_CFGADDR, EBC_B2AP);
++ mtdcr(DCRN_EBC0_CFGDATA, 0x080bd800);
++
++#undef DCRN_CPC0_PCI_BASE
++#undef CF_CS0_BASE
++#undef CF_CS1_BASE
++}
++
+static void openrb_light_fixups(void)
+{
++ fixup_cf_card();
+ ibm405ep_fixup_clocks(33333000);
+ ibm4xx_sdram_fixup_memsize();
+ dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr);
@@ -93,7 +121,7 @@
+
--- /dev/null
+++ b/arch/powerpc/boot/dts/openrb-light.dts
-@@ -0,0 +1,244 @@
+@@ -0,0 +1,252 @@
+/*
+ * Device Tree Source for OpenRB Light board
+ *
@@ -273,6 +301,14 @@
+ */
+ clock-frequency = <0>; /* Filled in by zImage */
+
++ cf_card@ff100000 {
++ compatible = "magicbox-cf";
++ reg = <0x00000000 0xff100000 0x00001000
++ 0x00000000 0xff200000 0x00001000>;
++ interrupt-parent = <&UIC0>;
++ interrupts = <0x19 0x1 /* IRQ_TYPE_EDGE_RISING */ >;
++ };
++
+ nor_flash@ff800000 {
+ compatible = "cfi-flash";
+ bank-width = <2>;