upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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126 lines
2.5 KiB
126 lines
2.5 KiB
/*
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* Copyright (C) 2011 Matrix Vision GmbH
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* Andre Schwarz <andre.schwarz@matrix-vision.de>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <ns16550.h>
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#include <netdev.h>
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#include <sm501.h>
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#include <pci.h>
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#include "../common/mv_common.h"
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#ifdef CONFIG_VIDEO
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static const SMI_REGS init_regs_800x480[] = {
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/* set endianess to little endian */
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{0x0005c, 0x00000000},
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/* PCI drive 12mA */
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{0x00004, 0x42401001},
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/* current clock */
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{0x0003c, 0x310a1818},
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/* clocks for pm0... */
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{0x00040, 0x0002184f},
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{0x00044, 0x2a1a0a01},
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/* GPIO */
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{0x10008, 0x00000000},
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{0x1000C, 0x00000000},
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/* panel control regs */
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{0x80000, 0x0f017106},
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{0x80004, 0x0},
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{0x80008, 0x0},
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{0x8000C, 0x00000000},
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{0x80010, 0x0c800c80},
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/* width 0x320 */
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{0x80014, 0x03200000},
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/* height 0x1e0 */
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{0x80018, 0x01E00000},
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{0x8001C, 0x0},
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{0x80020, 0x01df031f},
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{0x80024, 0x041f031f},
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{0x80028, 0x00800347},
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{0x8002C, 0x020c01df},
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{0x80030, 0x000201e9},
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{0x80200, 0x00000000},
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/* ZV[0:7] */
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{0x00008, 0x00ff0000},
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/* 24-Bit TFT */
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{0x0000c, 0x3f000000},
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{0, 0}
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};
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/*
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* Returns SM107 register base address. First thing called in the driver.
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*/
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unsigned int board_video_init(void)
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{
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pci_dev_t devbusfn;
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u32 addr;
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devbusfn = pci_find_device(PCI_VENDOR_SM, PCI_DEVICE_SM501, 0);
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if (devbusfn != -1) {
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pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_1,
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(u32 *)&addr);
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return addr & 0xfffffffe;
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}
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return 0;
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}
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/*
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* Called after initializing the SM501 and before clearing the screen.
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*/
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void board_validate_screen(unsigned int base)
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{
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}
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/*
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* Returns SM107 framebuffer address
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*/
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unsigned int board_video_get_fb(void)
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{
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pci_dev_t devbusfn;
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u32 addr;
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devbusfn = pci_find_device(PCI_VENDOR_SM, PCI_DEVICE_SM501, 0);
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if (devbusfn != -1) {
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pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_0,
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(u32 *)&addr);
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addr &= 0xfffffffe;
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#ifdef CONFIG_VIDEO_SM501_FBMEM_OFFSET
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addr += CONFIG_VIDEO_SM501_FBMEM_OFFSET;
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#endif
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return addr;
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}
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printf("board_video_get_fb(): FAILED\n");
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return 0;
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}
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/*
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* Return a pointer to the initialization sequence.
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*/
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const SMI_REGS *board_get_regs(void)
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{
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return init_regs_800x480;
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}
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int board_get_width(void)
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{
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return 800;
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}
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int board_get_height(void)
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{
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return 480;
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}
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#endif
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