#include <linux/ctype.h>
#include <asm/io.h>
#include <asm/fsl_portals.h>
+#include <hwconfig.h>
#ifdef CONFIG_FSL_ESDHC
#include <fsl_esdhc.h>
#endif
u32 bootpg = determine_mp_bootpg(NULL);
u32 id = get_my_id();
const char *enable_method;
+#if defined(T1040_TDM_QUIRK_CCSR_BASE)
+ int ret;
+ int tdm_hwconfig_enabled = 0;
+ char buffer[HWCONFIG_BUFFER_SIZE] = {0};
+#endif
off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4);
while (off != -FDT_ERR_NOTFOUND) {
"device_type", "cpu", 4);
}
+#if defined(T1040_TDM_QUIRK_CCSR_BASE)
+#define CONFIG_MEM_HOLE_16M 0x1000000
+ /*
+ * Extract hwconfig from environment.
+ * Search for tdm entry in hwconfig.
+ */
+ ret = getenv_f("hwconfig", buffer, sizeof(buffer));
+ if (ret > 0)
+ tdm_hwconfig_enabled = hwconfig_f("tdm", buffer);
+
+ /* Reserve the memory hole created by TDM LAW, so OSes dont use it */
+ if (tdm_hwconfig_enabled) {
+ off = fdt_add_mem_rsv(blob, T1040_TDM_QUIRK_CCSR_BASE,
+ CONFIG_MEM_HOLE_16M);
+ if (off < 0)
+ printf("Failed to reserve memory for tdm: %s\n",
+ fdt_strerror(off));
+ }
+#endif
+
/* Reserve the boot page so OSes dont use it */
if ((u64)bootpg < memory_limit) {
off = fdt_add_mem_rsv(blob, bootpg, (u64)4096);
printf("Failed to reserve memory for spin table: %s\n",
fdt_strerror(off));
}
+#ifdef CONFIG_DEEP_SLEEP
+#ifdef CONFIG_SPL_MMC_BOOT
+ off = fdt_add_mem_rsv(blob, CONFIG_SYS_MMC_U_BOOT_START,
+ CONFIG_SYS_MMC_U_BOOT_SIZE);
+ if (off < 0)
+ printf("Failed to reserve memory for SD deep sleep: %s\n",
+ fdt_strerror(off));
+#elif defined(CONFIG_SPL_SPI_BOOT)
+ off = fdt_add_mem_rsv(blob, CONFIG_SYS_SPI_FLASH_U_BOOT_START,
+ CONFIG_SYS_SPI_FLASH_U_BOOT_SIZE);
+ if (off < 0)
+ printf("Failed to reserve memory for SPI deep sleep: %s\n",
+ fdt_strerror(off));
+#endif
+#endif
}
#endif
#define fdt_fixup_usb(x)
#endif
+#if defined(CONFIG_PPC_T2080) || defined(CONFIG_PPC_T4240) || \
+ defined(CONFIG_PPC_T4160) || defined(CONFIG_PPC_T4080)
+void fdt_fixup_dma3(void *blob)
+{
+ /* the 3rd DMA is not functional if SRIO2 is chosen */
+ int nodeoff;
+ ccsr_gur_t __iomem *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+
+#define CONFIG_SYS_ELO3_DMA3 (0xffe000000 + 0x102300)
+#if defined(CONFIG_PPC_T2080)
+ u32 srds_prtcl_s2 = in_be32(&gur->rcwsr[4]) &
+ FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
+ srds_prtcl_s2 >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT;
+
+ switch (srds_prtcl_s2) {
+ case 0x29:
+ case 0x2d:
+ case 0x2e:
+#elif defined(CONFIG_PPC_T4240) || defined(CONFIG_PPC_T4160) || \
+ defined(CONFIG_PPC_T4080)
+ u32 srds_prtcl_s4 = in_be32(&gur->rcwsr[4]) &
+ FSL_CORENET2_RCWSR4_SRDS4_PRTCL;
+ srds_prtcl_s4 >>= FSL_CORENET2_RCWSR4_SRDS4_PRTCL_SHIFT;
+
+ switch (srds_prtcl_s4) {
+ case 6:
+ case 8:
+ case 14:
+ case 16:
+#endif
+ nodeoff = fdt_node_offset_by_compat_reg(blob, "fsl,elo3-dma",
+ CONFIG_SYS_ELO3_DMA3);
+ if (nodeoff > 0)
+ fdt_status_disabled(blob, nodeoff);
+ else
+ printf("WARNING: unable to disable dma3\n");
+ break;
+ default:
+ break;
+ }
+}
+#else
+#define fdt_fixup_dma3(x)
+#endif
+
#if defined(CONFIG_PPC_T1040)
static void fdt_fixup_l2_switch(void *blob)
{
fdt_fixup_usb(blob);
fdt_fixup_l2_switch(blob);
+
+ fdt_fixup_dma3(blob);
}
/*