diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/fdt.c | 125 |
1 files changed, 5 insertions, 120 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c index 50eef05..ced216c 100644 --- a/arch/powerpc/cpu/mpc85xx/fdt.c +++ b/arch/powerpc/cpu/mpc85xx/fdt.c @@ -19,7 +19,9 @@ #ifdef CONFIG_FSL_ESDHC #include <fsl_esdhc.h> #endif -#include <fsl_qe.h> /* For struct qe_firmware */ +#ifdef CONFIG_SYS_DPAA_FMAN +#include <fsl_fman.h> +#endif DECLARE_GLOBAL_DATA_PTR; @@ -488,125 +490,6 @@ static void ft_fixup_qe_snum(void *blob) } #endif -/** - * fdt_fixup_fman_firmware -- insert the Fman firmware into the device tree - * - * The binding for an Fman firmware node is documented in - * Documentation/powerpc/dts-bindings/fsl/dpaa/fman.txt. This node contains - * the actual Fman firmware binary data. The operating system is expected to - * be able to parse the binary data to determine any attributes it needs. - */ -#ifdef CONFIG_SYS_DPAA_FMAN -void fdt_fixup_fman_firmware(void *blob) -{ - int rc, fmnode, fwnode = -1; - uint32_t phandle; - struct qe_firmware *fmanfw; - const struct qe_header *hdr; - unsigned int length; - uint32_t crc; - const char *p; - - /* The first Fman we find will contain the actual firmware. */ - fmnode = fdt_node_offset_by_compatible(blob, -1, "fsl,fman"); - if (fmnode < 0) - /* Exit silently if there are no Fman devices */ - return; - - /* If we already have a firmware node, then also exit silently. */ - if (fdt_node_offset_by_compatible(blob, -1, "fsl,fman-firmware") > 0) - return; - - /* If the environment variable is not set, then exit silently */ - p = getenv("fman_ucode"); - if (!p) - return; - - fmanfw = (struct qe_firmware *) simple_strtoul(p, NULL, 16); - if (!fmanfw) - return; - - hdr = &fmanfw->header; - length = be32_to_cpu(hdr->length); - - /* Verify the firmware. */ - if ((hdr->magic[0] != 'Q') || (hdr->magic[1] != 'E') || - (hdr->magic[2] != 'F')) { - printf("Data at %p is not an Fman firmware\n", fmanfw); - return; - } - - if (length > CONFIG_SYS_QE_FMAN_FW_LENGTH) { - printf("Fman firmware at %p is too large (size=%u)\n", - fmanfw, length); - return; - } - - length -= sizeof(u32); /* Subtract the size of the CRC */ - crc = be32_to_cpu(*(u32 *)((void *)fmanfw + length)); - if (crc != crc32_no_comp(0, (void *)fmanfw, length)) { - printf("Fman firmware at %p has invalid CRC\n", fmanfw); - return; - } - - /* Increase the size of the fdt to make room for the node. */ - rc = fdt_increase_size(blob, fmanfw->header.length); - if (rc < 0) { - printf("Unable to make room for Fman firmware: %s\n", - fdt_strerror(rc)); - return; - } - - /* Create the firmware node. */ - fwnode = fdt_add_subnode(blob, fmnode, "fman-firmware"); - if (fwnode < 0) { - char s[64]; - fdt_get_path(blob, fmnode, s, sizeof(s)); - printf("Could not add firmware node to %s: %s\n", s, - fdt_strerror(fwnode)); - return; - } - rc = fdt_setprop_string(blob, fwnode, "compatible", "fsl,fman-firmware"); - if (rc < 0) { - char s[64]; - fdt_get_path(blob, fwnode, s, sizeof(s)); - printf("Could not add compatible property to node %s: %s\n", s, - fdt_strerror(rc)); - return; - } - 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, - fdt_strerror(rc)); - return; - } - rc = fdt_setprop(blob, fwnode, "fsl,firmware", fmanfw, fmanfw->header.length); - if (rc < 0) { - char s[64]; - fdt_get_path(blob, fwnode, s, sizeof(s)); - printf("Could not add firmware property to node %s: %s\n", s, - fdt_strerror(rc)); - return; - } - - /* Find all other Fman nodes and point them to the firmware node. */ - while ((fmnode = fdt_node_offset_by_compatible(blob, fmnode, "fsl,fman")) > 0) { - rc = fdt_setprop_cell(blob, fmnode, "fsl,firmware-phandle", phandle); - if (rc < 0) { - char s[64]; - fdt_get_path(blob, fmnode, s, sizeof(s)); - printf("Could not add pointer property to node %s: %s\n", - s, fdt_strerror(rc)); - return; - } - } -} -#else -#define fdt_fixup_fman_firmware(x) -#endif - #if defined(CONFIG_PPC_P4080) static void fdt_fixup_usb(void *fdt) { @@ -752,7 +635,9 @@ void ft_cpu_setup(void *blob, bd_t *bd) ft_fixup_qe_snum(blob); #endif +#ifdef CONFIG_SYS_DPAA_FMAN fdt_fixup_fman_firmware(blob); +#endif #ifdef CONFIG_SYS_NS16550 do_fixup_by_compat_u32(blob, "ns16550", |