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omap3: mvblx: pass FPGA version to the kernel
Extract FPGA version from the .rbf and pass this info to the kernel. Signed-off-by: Michael Jones <michael.jones@matrix-vision.de>
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parent
71c4ae3f6d
commit
bb4d46455c
2 changed files with 14 additions and 1 deletions
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@ -31,6 +31,7 @@
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#include <ACEX1K.h>
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#include <command.h>
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#include <asm/gpio.h>
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#include <linux/byteorder/generic.h>
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#include "fpga.h"
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#ifdef FPGA_DEBUG
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@ -209,9 +210,20 @@ int fpga_wr_fn(const void *buf, size_t len, int flush, int cookie)
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{
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unsigned char *data = (unsigned char *) buf;
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int i;
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int headerlen = len - cyclone2.size;
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if (headerlen < 0)
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return FPGA_FAIL;
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else if (headerlen == sizeof(uint32_t)) {
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const unsigned int fpgavers_len = 11; /* '0x' + 8 hex digits + \0 */
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char fpgavers_str[fpgavers_len];
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snprintf(fpgavers_str, fpgavers_len, "0x%08x",
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be32_to_cpup((uint32_t*)data));
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setenv("fpgavers", fpgavers_str);
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}
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fpga_debug("fpga_wr: buf %p / size %d\n", buf, len);
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for (i = 0; i < len; i++)
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for (i = headerlen; i < len; i++)
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_write_fpga(data[i]);
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fpga_debug("-%s\n", __func__);
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@ -185,6 +185,7 @@
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"omapdss.def_disp=${defaultdisplay} " \
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"root=${mmcroot} " \
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"rootfstype=${mmcrootfstype} " \
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"mvfw.fpgavers=${fpgavers} " \
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"${cmdline_suffix}\0" \
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"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \
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"importbootenv=echo Importing environment from mmc ...; " \
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