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Diffstat (limited to 'arch/arm/cpu/at91-common/spl_atmel.c')
-rw-r--r--arch/arm/cpu/at91-common/spl_atmel.c96
1 files changed, 0 insertions, 96 deletions
diff --git a/arch/arm/cpu/at91-common/spl_atmel.c b/arch/arm/cpu/at91-common/spl_atmel.c
deleted file mode 100644
index 9cc1111234..0000000000
--- a/arch/arm/cpu/at91-common/spl_atmel.c
+++ /dev/null
@@ -1,96 +0,0 @@
-/*
- * Copyright (C) 2013 Atmel Corporation
- * Bo Shen <voice.shen@atmel.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/at91_common.h>
-#include <asm/arch/at91_pit.h>
-#include <asm/arch/at91_pmc.h>
-#include <asm/arch/at91_rstc.h>
-#include <asm/arch/at91_wdt.h>
-#include <asm/arch/clk.h>
-#include <spl.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-static void switch_to_main_crystal_osc(void)
-{
- struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
- u32 tmp;
-
- tmp = readl(&pmc->mor);
- tmp &= ~AT91_PMC_MOR_OSCOUNT(0xff);
- tmp &= ~AT91_PMC_MOR_KEY(0xff);
- tmp |= AT91_PMC_MOR_MOSCEN;
- tmp |= AT91_PMC_MOR_OSCOUNT(8);
- tmp |= AT91_PMC_MOR_KEY(0x37);
- writel(tmp, &pmc->mor);
- while (!(readl(&pmc->sr) & AT91_PMC_IXR_MOSCS))
- ;
-
- tmp = readl(&pmc->mor);
- tmp &= ~AT91_PMC_MOR_OSCBYPASS;
- tmp &= ~AT91_PMC_MOR_KEY(0xff);
- tmp |= AT91_PMC_MOR_KEY(0x37);
- writel(tmp, &pmc->mor);
-
- tmp = readl(&pmc->mor);
- tmp |= AT91_PMC_MOR_MOSCSEL;
- tmp &= ~AT91_PMC_MOR_KEY(0xff);
- tmp |= AT91_PMC_MOR_KEY(0x37);
- writel(tmp, &pmc->mor);
-
- while (!(readl(&pmc->sr) & AT91_PMC_IXR_MOSCSELS))
- ;
-
- /* Wait until MAINRDY field is set to make sure main clock is stable */
- while (!(readl(&pmc->mcfr) & AT91_PMC_MAINRDY))
- ;
-
-#ifndef CONFIG_SAMA5D4
- tmp = readl(&pmc->mor);
- tmp &= ~AT91_PMC_MOR_MOSCRCEN;
- tmp &= ~AT91_PMC_MOR_KEY(0xff);
- tmp |= AT91_PMC_MOR_KEY(0x37);
- writel(tmp, &pmc->mor);
-#endif
-}
-
-__weak void matrix_init(void)
-{
- /* This only be used for sama5d4 soc now */
-}
-
-__weak void redirect_int_from_saic_to_aic(void)
-{
- /* This only be used for sama5d4 soc now */
-}
-
-void s_init(void)
-{
- switch_to_main_crystal_osc();
-
- /* disable watchdog */
- at91_disable_wdt();
-
- /* PMC configuration */
- at91_pmc_init();
-
- at91_clock_init(CONFIG_SYS_AT91_MAIN_CLOCK);
-
- matrix_init();
-
- redirect_int_from_saic_to_aic();
-
- timer_init();
-
- board_early_init_f();
-
- preloader_console_init();
-
- mem_init();
-}