u32 *ph;
u32 l2cfg0 = mfspr(SPRN_L2CFG0);
u32 size, line_size, num_ways, num_sets;
+ int has_l2 = 1;
+
+ /* P2040/P2040E has no L2, so dont set any L2 props */
+ if ((SVR_SOC_VER(get_svr()) == SVR_P2040) ||
+ (SVR_SOC_VER(get_svr()) == SVR_P2040_E))
+ has_l2 = 0;
size = (l2cfg0 & 0x3fff) * 64 * 1024;
num_ways = ((l2cfg0 >> 14) & 0x1f) + 1;
goto next;
}
+ if (has_l2) {
#ifdef CONFIG_SYS_CACHE_STASHING
- {
u32 *reg = (u32 *)fdt_getprop(blob, off, "reg", 0);
if (reg)
fdt_setprop_cell(blob, l2_off, "cache-stash-id",
(*reg * 2) + 32 + 1);
- }
#endif
- fdt_setprop(blob, l2_off, "cache-unified", NULL, 0);
- fdt_setprop_cell(blob, l2_off, "cache-block-size", line_size);
- fdt_setprop_cell(blob, l2_off, "cache-size", size);
- fdt_setprop_cell(blob, l2_off, "cache-sets", num_sets);
- fdt_setprop_cell(blob, l2_off, "cache-level", 2);
- fdt_setprop(blob, l2_off, "compatible", "cache", 6);
+ fdt_setprop(blob, l2_off, "cache-unified", NULL, 0);
+ fdt_setprop_cell(blob, l2_off, "cache-block-size",
+ line_size);
+ fdt_setprop_cell(blob, l2_off, "cache-size", size);
+ fdt_setprop_cell(blob, l2_off, "cache-sets", num_sets);
+ fdt_setprop_cell(blob, l2_off, "cache-level", 2);
+ fdt_setprop(blob, l2_off, "compatible", "cache", 6);
+ }
if (l3_off < 0) {
ph = (u32 *)fdt_getprop(blob, l2_off, "next-level-cache", 0);
}
#if defined(CONFIG_SYS_DPAA_FMAN) || defined(CONFIG_SYS_DPAA_PME)
+#ifdef CONFIG_SYS_DPAA_FMAN
static void ft_fixup_clks(void *blob, const char *compat, u32 offset,
unsigned long freq)
{
"for %s: %s\n", compat, fdt_strerror(off));
}
}
+#endif
static void ft_fixup_dpaa_clks(void *blob)
{
sys_info_t sysinfo;
get_sys_info(&sysinfo);
+#ifdef CONFIG_SYS_DPAA_FMAN
ft_fixup_clks(blob, "fsl,fman", CONFIG_SYS_FSL_FM1_OFFSET,
sysinfo.freqFMan[0]);
ft_fixup_clks(blob, "fsl,fman", CONFIG_SYS_FSL_FM2_OFFSET,
sysinfo.freqFMan[1]);
#endif
+#endif
#ifdef CONFIG_SYS_DPAA_PME
do_fixup_by_compat_u32(blob, "fsl,pme",
fdt_strerror(rc));
return;
}
- phandle = fdt_alloc_phandle(blob);
- rc = fdt_setprop_cell(blob, fwnode, "linux,phandle", phandle);
- if (rc < 0) {
+ phandle = fdt_create_phandle(blob, fwnode);
+ if (!phandle) {
char s[64];
fdt_get_path(blob, fwnode, s, sizeof(s));
printf("Could not add phandle property to node %s: %s\n", s,
#define fdt_fixup_fman_firmware(x)
#endif
+#if defined(CONFIG_PPC_P4080) || defined(CONFIG_PPC_P3060)
+static void fdt_fixup_usb(void *fdt)
+{
+ ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+ u32 rcwsr11 = in_be32(&gur->rcwsr[11]);
+ int off;
+
+ off = fdt_node_offset_by_compatible(fdt, -1, "fsl,mpc85xx-usb2-mph");
+ if ((rcwsr11 & FSL_CORENET_RCWSR11_EC1) !=
+ FSL_CORENET_RCWSR11_EC1_FM1_USB1)
+ fdt_status_disabled(fdt, off);
+
+ off = fdt_node_offset_by_compatible(fdt, -1, "fsl,mpc85xx-usb2-dr");
+ if ((rcwsr11 & FSL_CORENET_RCWSR11_EC2) !=
+ FSL_CORENET_RCWSR11_EC2_USB2)
+ fdt_status_disabled(fdt, off);
+}
+#else
+#define fdt_fixup_usb(x)
+#endif
+
void ft_cpu_setup(void *blob, bd_t *bd)
{
int off;
*/
do_fixup_by_compat_u32(blob, "fsl,gianfar-ptp-timer",
"timer-frequency", gd->bus_clk/2, 1);
+
+ do_fixup_by_compat_u32(blob, "fsl,flexcan-v1.0",
+ "clock_freq", gd->bus_clk, 1);
+
+ fdt_fixup_usb(blob);
+}
+
+/*
+ * For some CCSR devices, we only have the virtual address, not the physical
+ * address. This is because we map CCSR as a whole, so we typically don't need
+ * a macro for the physical address of any device within CCSR. In this case,
+ * we calculate the physical address of that device using it's the difference
+ * between the virtual address of the device and the virtual address of the
+ * beginning of CCSR.
+ */
+#define CCSR_VIRT_TO_PHYS(x) \
+ (CONFIG_SYS_CCSRBAR_PHYS + ((x) - CONFIG_SYS_CCSRBAR))
+
+/*
+ * Verify the device tree
+ *
+ * This function compares several CONFIG_xxx macros that contain physical
+ * addresses with the corresponding nodes in the device tree, to see if
+ * the physical addresses are all correct. For example, if
+ * CONFIG_SYS_NS16550_COM1 is defined, then it contains the virtual address
+ * of the first UART. We convert this to a physical address and compare
+ * that with the physical address of the first ns16550-compatible node
+ * in the device tree. If they don't match, then we display a warning.
+ *
+ * Returns 1 on success, 0 on failure
+ */
+int ft_verify_fdt(void *fdt)
+{
+ uint64_t ccsr = 0;
+ int aliases;
+ int off;
+
+ /* First check the CCSR base address */
+ off = fdt_node_offset_by_prop_value(fdt, -1, "device_type", "soc", 4);
+ if (off > 0)
+ ccsr = fdt_get_base_address(fdt, off);
+
+ if (!ccsr) {
+ printf("Warning: could not determine base CCSR address in "
+ "device tree\n");
+ /* No point in checking anything else */
+ return 0;
+ }
+
+ if (ccsr != CONFIG_SYS_CCSRBAR_PHYS) {
+ printf("Warning: U-Boot configured CCSR at address %llx,\n"
+ "but the device tree has it at %llx\n",
+ (uint64_t) CONFIG_SYS_CCSRBAR_PHYS, ccsr);
+ /* No point in checking anything else */
+ return 0;
+ }
+
+ /*
+ * Get the 'aliases' node. If there isn't one, then there's nothing
+ * left to do.
+ */
+ aliases = fdt_path_offset(fdt, "/aliases");
+ if (aliases > 0) {
+#ifdef CONFIG_SYS_NS16550_COM1
+ if (!fdt_verify_alias_address(fdt, aliases, "serial0",
+ CCSR_VIRT_TO_PHYS(CONFIG_SYS_NS16550_COM1)))
+ return 0;
+#endif
+
+#ifdef CONFIG_SYS_NS16550_COM2
+ if (!fdt_verify_alias_address(fdt, aliases, "serial1",
+ CCSR_VIRT_TO_PHYS(CONFIG_SYS_NS16550_COM2)))
+ return 0;
+#endif
+ }
+
+ return 1;
}