Merge branch 'for-next/at91'

Conflicts:
	arch/arm/boards/at91rm9200ek/init.c
	arch/arm/boards/pm9263/init.c
	arch/arm/configs/at91sam9n12ek_defconfig
	arch/arm/mach-at91/Kconfig

1 files changed, 121 insertions, 0 deletions

diff --git a/arch/arm/boards/pm9263/lowlevel_init.c b/arch/arm/boards/pm9263/lowlevel_init.c
new file mode 100644
index 0000000000..6336d51063
--- /dev/null
+++ b/arch/arm/boards/pm9263/lowlevel_init.c
@@ -0,0 +1,121 @@
+/*
+ * Copyright (C) 2009-2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ *
+ * Under GPLv2
+ */
+
+#include <common.h>
+#include <init.h>
+#include <mach/hardware.h>
+#include <mach/at91_rstc.h>
+#include <mach/at91_wdt.h>
+#include <mach/at91_pmc.h>
+#include <mach/at91sam9_smc.h>
+#include <mach/at91sam9_sdramc.h>
+#include <mach/at91sam9_matrix.h>
+#include <mach/at91_lowlevel_init.h>
+
+#define MASTER_PLL_DIV		6
+#define MASTER_PLL_MUL		65
+#define MAIN_PLL_DIV		2	/* 2 or 4 */
+
+void __bare_init at91sam926x_lowlevel_board_config(struct at91sam926x_lowlevel_cfg *cfg)
+{
+	/* Disable Watchdog */
+	cfg->wdt_mr =
+		AT91_WDT_WDIDLEHLT | AT91_WDT_WDDBGHLT |
+		AT91_WDT_WDV |
+		AT91_WDT_WDDIS |
+		AT91_WDT_WDD;
+
+	/* define PDC[31:16] as DATA[31:16] */
+	cfg->ebi_pio_pdr = 0xFFFF0000;
+	/* no pull-up for D[31:16] */
+	cfg->ebi_pio_ppudr = 0xFFFF0000;
+	/* EBI0_CSA, CS1 SDRAM, CS3 NAND Flash, 3.3V memories */
+	cfg->ebi_csa =
+		AT91_MATRIX_EBI0_DBPUC | AT91_MATRIX_EBI0_VDDIOMSEL_3_3V |
+		AT91_MATRIX_EBI0_CS1A_SDRAMC;
+
+	cfg->smc_cs = 0;
+	cfg->smc_mode =
+		AT91_SMC_READMODE | AT91_SMC_WRITEMODE |
+		AT91_SMC_DBW_16 |
+		AT91_SMC_TDFMODE |
+		AT91_SMC_TDF_(6);
+	cfg->smc_cycle =
+		AT91_SMC_NWECYCLE_(22) | AT91_SMC_NRDCYCLE_(22);
+	cfg->smc_pulse =
+		AT91_SMC_NWEPULSE_(11) | AT91_SMC_NCS_WRPULSE_(11) |
+		AT91_SMC_NRDPULSE_(11) | AT91_SMC_NCS_RDPULSE_(11);
+	cfg->smc_setup =
+		AT91_SMC_NWESETUP_(10) | AT91_SMC_NCS_WRSETUP_(10) |
+		AT91_SMC_NRDSETUP_(10) | AT91_SMC_NCS_RDSETUP_(10);
+
+	cfg->pmc_mor =
+		AT91_PMC_MOSCEN |
+		(255 << 8);		/* Main Oscillator Start-up Time */
+	cfg->pmc_pllar =
+		AT91_PMC_PLLA_WR_ERRATA | /* Bit 29 must be 1 when prog */
+		AT91_PMC_OUT |
+		AT91_PMC_PLLCOUNT |	/* PLL Counter */
+		(2 << 28) |		/* PLL Clock Frequency Range */
+		((MASTER_PLL_MUL - 1) << 16) | (MASTER_PLL_DIV);
+
+	if (MAIN_PLL_DIV == 2) {
+		/* PCK/2 = MCK Master Clock from PLLA */
+		cfg->pmc_mckr1 =
+			AT91_PMC_CSS_SLOW |
+			AT91_PMC_PRES_1 |
+			AT91SAM9_PMC_MDIV_2 |
+			AT91_PMC_PDIV_1;
+		/* PCK/2 = MCK Master Clock from PLLA */
+		cfg->pmc_mckr2 =
+			AT91_PMC_CSS_PLLA |
+			AT91_PMC_PRES_1 |
+			AT91SAM9_PMC_MDIV_2 |
+			AT91_PMC_PDIV_1;
+	} else {
+		/* PCK/2 = MCK Master Clock from PLLA */
+		cfg->pmc_mckr1 =
+			AT91_PMC_CSS_SLOW |
+			AT91_PMC_PRES_1 |
+			AT91RM9200_PMC_MDIV_3 |
+			AT91_PMC_PDIV_1;
+		/* PCK/2 = MCK Master Clock from PLLA */
+		cfg->pmc_mckr2 =
+			AT91_PMC_CSS_PLLA |
+			AT91_PMC_PRES_1 |
+			AT91RM9200_PMC_MDIV_3 |
+			AT91_PMC_PDIV_1;
+	}
+
+	/* SDRAM */
+	/* SDRAMC_TR - Refresh Timer register */
+	cfg->sdrc_tr1 = 0x3AA;
+	/* SDRAMC_CR - Configuration register*/
+	cfg->sdrc_cr =
+		AT91_SDRAMC_NC_9 |
+		AT91_SDRAMC_NR_13 |
+		AT91_SDRAMC_NB_4 |
+		AT91_SDRAMC_CAS_2 |
+		AT91_SDRAMC_DBW_32 |
+		(2 <<  8) |	/* tWR -  Write Recovery Delay */
+		(7 << 12) |	/* tRC -  Row Cycle Delay */
+		(2 << 16) |	/* tRP -  Row Precharge Delay */
+		(2 << 20) |	/* tRCD - Row to Column Delay */
+		(5 << 24) |	/* tRAS - Active to Precharge Delay */
+		(8 << 28);	/* tXSR - Exit Self Refresh to Active Delay */
+
+	/* Memory Device Register -> SDRAM */
+	cfg->sdrc_mdr = AT91_SDRAMC_MD_SDRAM;
+	/* SDRAM_TR */
+	cfg->sdrc_tr2 = 1200;
+
+	/* user reset enable */
+	cfg->rstc_rmr =
+		AT91_RSTC_KEY |
+		AT91_RSTC_PROCRST |
+		AT91_RSTC_RSTTYP_WAKEUP |
+		AT91_RSTC_RSTTYP_WATCHDOG;
+}