mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-17 10:18:38 +00:00
65cc0e2a65
The rest of the unmigrated CONFIG symbols in the CONFIG_SYS namespace do not easily transition to Kconfig. In many cases they likely should come from the device tree instead. Move these out of CONFIG namespace and in to CFG namespace. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
43 lines
1,005 B
C
43 lines
1,005 B
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright 2008 Extreme Engineering Solutions, Inc.
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/mmu.h>
|
|
#ifdef CONFIG_PCA953X
|
|
#include <pca953x.h>
|
|
|
|
/*
|
|
* Determine if a board's flashes are write protected
|
|
*/
|
|
int board_flash_wp_on(void)
|
|
{
|
|
if (pca953x_get_val(CFG_SYS_I2C_PCA953X_ADDR0) &
|
|
CONFIG_SYS_PCA953X_NVM_WP)
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Return a board's derivative model number. For example:
|
|
* return 2 for the XPedite5372 and return 1 for the XPedite5201.
|
|
*/
|
|
uint get_board_derivative(void)
|
|
{
|
|
#if defined(CONFIG_MPC85xx)
|
|
volatile ccsr_gur_t *gur = (void *)CFG_SYS_MPC85xx_GUTS_ADDR;
|
|
#elif defined(CONFIG_MPC86xx)
|
|
volatile immap_t *immap = (immap_t *)CFG_SYS_CCSRBAR;
|
|
volatile ccsr_gur_t *gur = &immap->im_gur;
|
|
#endif
|
|
|
|
/*
|
|
* The top 4 lines of the local bus address are pulled low/high and
|
|
* can be read to determine the least significant digit of a board's
|
|
* model number.
|
|
*/
|
|
return gur->gpporcr >> 28;
|
|
}
|