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39 lines
838 B
C
39 lines
838 B
C
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Microcode patches for the CPM as supplied by Motorola.
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*/
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#include <linux/string.h>
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#include <linux/io.h>
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#include <asm/immap_8xx.h>
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#include <asm/cpm_8xx.h>
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/*
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* USB SOF patch arrays.
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*/
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static uint patch_2000[] = {
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0x7fff0000, 0x7ffd0000, 0x7ffb0000, 0x49f7ba5b,
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0xba383ffb, 0xf9b8b46d, 0xe5ab4e07, 0xaf77bffe,
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0x3f7bbf79, 0xba5bba38, 0xe7676076, 0x60750000
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};
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static uint patch_2f00[] = {
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0x3030304c, 0xcab9e441, 0xa1aaf220
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};
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void cpm_load_patch(cpm8xx_t __iomem *cp)
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{
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out_be16(&cp->cp_rccr, 0);
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memcpy_toio(cp->cp_dpmem, patch_2000, sizeof(patch_2000));
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memcpy_toio(cp->cp_dpmem + 0xf00, patch_2f00, sizeof(patch_2f00));
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out_be16(&cp->cp_cpmcr1, 0);
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out_be16(&cp->cp_cpmcr2, 0);
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out_be16(&cp->cp_cpmcr3, 0);
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out_be16(&cp->cp_cpmcr4, 0);
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out_be16(&cp->cp_rccr, 9);
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}
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