at91: sam926x: switch lowlevel param to c code

Instead of hardcode define use a struct that the board fill

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

3 files changed, 139 insertions, 118 deletions

diff --git a/arch/arm/boards/mmccpu/Makefile b/arch/arm/boards/mmccpu/Makefile
index eb072c0161..b6460c3982 100644
--- a/arch/arm/boards/mmccpu/Makefile
+++ b/arch/arm/boards/mmccpu/Makefile
@@ -1 +1,5 @@
 obj-y += init.o
+
+obj-$(CONFIG_MACH_DO_LOWLEVEL_INIT) += lowlevel_init.o
+
+pbl-$(CONFIG_MACH_DO_LOWLEVEL_INIT) += lowlevel_init.o
diff --git a/arch/arm/boards/mmccpu/config.h b/arch/arm/boards/mmccpu/config.h
index e6215dc460..c896a93b40 100644
--- a/arch/arm/boards/mmccpu/config.h
+++ b/arch/arm/boards/mmccpu/config.h
@@ -3,122 +3,4 @@
 
 #define AT91_MAIN_CLOCK		18432000
 
-/* values */
-#define MASTER_PLL_MUL		54
-#define MASTER_PLL_DIV		4
-
-/* clocks */
-#define CONFIG_SYS_MOR_VAL						\
-		(AT91_PMC_MOSCEN |					\
-		 (255 << 8))		/* Main Oscillator Start-up Time */
-#define CONFIG_SYS_PLLAR_VAL						\
-		(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))
-
-/* PCK/2 = MCK Master Clock from PLLA */
-#define	CONFIG_SYS_MCKR1_VAL		\
-		(AT91_PMC_CSS_SLOW |	\
-		 AT91_PMC_PRES_1 |	\
-		 AT91SAM9_PMC_MDIV_2 |	\
-		 AT91_PMC_PDIV_1)
-/* PCK/2 = MCK Master Clock from PLLA */
-#define	CONFIG_SYS_MCKR2_VAL		\
-		(AT91_PMC_CSS_PLLA |	\
-		 AT91_PMC_PRES_1 |	\
-		 AT91SAM9_PMC_MDIV_2 |	\
-		 AT91_PMC_PDIV_1)
-
-/* define PDC[31:16] as DATA[31:16] */
-#define CONFIG_SYS_PIOD_PDR_VAL1	0xFFFF0000
-/* no pull-up for D[31:16] */
-#define CONFIG_SYS_PIOD_PPUDR_VAL	0xFFFF0000
-/* EBI0_CSA, CS1 SDRAM, CS3 NAND Flash, 1.8V memories */
-#define CONFIG_SYS_MATRIX_EBI0CSA_VAL					\
-	(AT91_MATRIX_EBI0_DBPUC | AT91_MATRIX_EBI0_VDDIOMSEL_1_8V |	\
-	 AT91_MATRIX_EBI0_CS1A_SDRAMC | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA)
-
-/* SDRAM */
-/* SDRAMC_TR - Refresh Timer register */
-#define CONFIG_SYS_SDRC_TR_VAL1		0x13c
-/* SDRAMC_CR - Configuration register*/
-#define CONFIG_SYS_SDRC_CR_VAL							\
-		(AT91_SDRAMC_NC_9 |						\
-		 AT91_SDRAMC_NR_13 |						\
-		 AT91_SDRAMC_NB_4 |						\
-		 AT91_SDRAMC_CAS_3 |						\
-		 AT91_SDRAMC_DBW_32 |						\
-		 (2 <<  8) |	/* tWR -  Write Recovery Delay */		\
-		 (8 << 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 */		\
-		 (12 << 28))	/* tXSR - Exit Self Refresh to Active Delay */
-
-/* Memory Device Register -> SDRAM */
-#define CONFIG_SYS_SDRC_MDR_VAL		AT91_SDRAMC_MD_SDRAM
-#define CONFIG_SYS_SDRC_TR_VAL2		780		/* SDRAM_TR */
-
-/* setup CS0 (NOR Flash) - 16-bit */
-#define CONFIG_SYS_SMC_CS	0
-#if 1
-#define CONFIG_SYS_SMC_SETUP_VAL					\
-		(AT91_SMC_NWESETUP_(3) | AT91_SMC_NCS_WRSETUP_(2) |	\
-		 AT91_SMC_NRDSETUP_(8) | AT91_SMC_NCS_RDSETUP_(0))
-#define CONFIG_SYS_SMC_PULSE_VAL					\
-		(AT91_SMC_NWEPULSE_(5) | AT91_SMC_NCS_WRPULSE_(7) |	\
-		 AT91_SMC_NRDPULSE_(5) | AT91_SMC_NCS_RDPULSE_(13))
-#define CONFIG_SYS_SMC_CYCLE_VAL	\
-		(AT91_SMC_NWECYCLE_(16) | AT91_SMC_NRDCYCLE_(16))
-#define CONFIG_SYS_SMC_MODE_VAL					\
-		(AT91_SMC_READMODE | AT91_SMC_WRITEMODE |	\
-		 AT91_SMC_DBW_16 |				\
-		 AT91_SMC_TDFMODE |				\
-		 AT91_SMC_TDF_(6))
-#elif 0	/* slow setup */
-#define CONFIG_SYS_SMC_SETUP_VAL					\
-		(AT91_SMC_NWESETUP_(3) | AT91_SMC_NCS_WRSETUP_(2) |	\
-		 AT91_SMC_NRDSETUP_(8) | AT91_SMC_NCS_RDSETUP_(0))
-#define CONFIG_SYS_SMC_PULSE_VAL					\
-		(AT91_SMC_NWEPULSE_(5) | AT91_SMC_NCS_WRPULSE_(7) |	\
-		 AT91_SMC_NRDPULSE_(5) | AT91_SMC_NCS_RDPULSE_(13))
-#define CONFIG_SYS_SMC_CYCLE_VAL	\
-		(AT91_SMC_NWECYCLE_(0xd00) | AT91_SMC_NRDCYCLE_(0xd00))
-#define CONFIG_SYS_SMC_MODE_VAL					\
-		(AT91_SMC_READMODE | AT91_SMC_WRITEMODE |	\
-		 AT91_SMC_DBW_16 |				\
-		 AT91_SMC_TDFMODE |				\
-		 AT91_SMC_TDF_(1))
-#else	/* RONETIX' original values */
-#define CONFIG_SYS_SMC_SETUP_VAL					\
-		(AT91_SMC_NWESETUP_(10) | AT91_SMC_NCS_WRSETUP_(10) |	\
-		 AT91_SMC_NRDSETUP_(10) | AT91_SMC_NCS_RDSETUP_(10))
-#define CONFIG_SYS_SMC_PULSE_VAL					\
-		(AT91_SMC_NWEPULSE_(11) | AT91_SMC_NCS_WRPULSE_(11) |	\
-		 AT91_SMC_NRDPULSE_(11) | AT91_SMC_NCS_RDPULSE_(11))
-#define CONFIG_SYS_SMC_CYCLE_VAL	\
-		(AT91_SMC_NWECYCLE_(22) | AT91_SMC_NRDCYCLE_(22))
-#define CONFIG_SYS_SMC_MODE_VAL					\
-		(AT91_SMC_READMODE | AT91_SMC_WRITEMODE |	\
-		 AT91_SMC_DBW_16 |				\
-		 AT91_SMC_TDFMODE |				\
-		 AT91_SMC_TDF_(6))
-#endif
-
-/* user reset enable */
-#define CONFIG_SYS_RSTC_RMR_VAL			\
-		(AT91_RSTC_KEY |		\
-		AT91_RSTC_PROCRST |		\
-		AT91_RSTC_RSTTYP_WAKEUP |	\
-		AT91_RSTC_RSTTYP_WATCHDOG)
-
-/* Disable Watchdog */
-#define CONFIG_SYS_WDTC_WDMR_VAL				\
-		(AT91_WDT_WDIDLEHLT | AT91_WDT_WDDBGHLT |	\
-		 AT91_WDT_WDV |					\
-		 AT91_WDT_WDDIS |				\
-		 AT91_WDT_WDD)
-
 #endif	/* __CONFIG_H */
diff --git a/arch/arm/boards/mmccpu/lowlevel_init.c b/arch/arm/boards/mmccpu/lowlevel_init.c
new file mode 100644
index 0000000000..68c609f00d
--- /dev/null
+++ b/arch/arm/boards/mmccpu/lowlevel_init.c
@@ -0,0 +1,135 @@
+/*
+ * 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_MUL		54
+#define MASTER_PLL_DIV		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_1_8V |
+		AT91_MATRIX_EBI0_CS1A_SDRAMC |
+		AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA;
+
+	cfg->smc_cs = 0;
+#if 1
+	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_(16) | AT91_SMC_NRDCYCLE_(16);
+	cfg->smc_pulse =
+		AT91_SMC_NWEPULSE_(5) | AT91_SMC_NCS_WRPULSE_(7) |
+		AT91_SMC_NRDPULSE_(5) | AT91_SMC_NCS_RDPULSE_(13);
+	cfg->smc_setup =
+		AT91_SMC_NWESETUP_(3) | AT91_SMC_NCS_WRSETUP_(2) |
+		AT91_SMC_NRDSETUP_(8) | AT91_SMC_NCS_RDSETUP_(0);
+#elif 0	/* slow setup */
+	cfg->smc_mode =
+		AT91_SMC_READMODE | AT91_SMC_WRITEMODE |
+		AT91_SMC_DBW_16 |
+		AT91_SMC_TDFMODE |
+		AT91_SMC_TDF_(1);
+	cfg->smc_cycle =
+		AT91_SMC_NWECYCLE_(0xd00) | AT91_SMC_NRDCYCLE_(0xd00);
+	cfg->smc_pulse =
+		AT91_SMC_NWEPULSE_(5) | AT91_SMC_NCS_WRPULSE_(7) |
+		AT91_SMC_NRDPULSE_(5) | AT91_SMC_NCS_RDPULSE_(13);
+	cfg->smc_setup =
+		AT91_SMC_NWESETUP_(3) | AT91_SMC_NCS_WRSETUP_(2) |
+		AT91_SMC_NRDSETUP_(8) | AT91_SMC_NCS_RDSETUP_(0);
+#else	/* RONETIX' original values */
+	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);
+#endif
+
+	cfg->pmc_mor =
+		AT91_PMC_MSCEN |
+		(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);
+	/* 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;
+
+	/* SDRAM */
+	/* SDRAMC_TR - Refresh Timer register */
+	cfg->sdrc_tr1 = 0x13C;
+	/* SDRAMC_CR - Configuration register*/
+	cfg->sdrc_cr =
+		AT91_SDRAMC_NC_9 |
+		AT91_SDRAMC_NR_13 |
+		AT91_SDRAMC_NB_4 |
+		AT91_SDRAMC_CAS_3 |
+		AT91_SDRAMC_DBW_32 |
+		(2 <<  8) |	/* tWR -  Write Recovery Delay */
+		(8 << 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 */
+		(12 << 28);	/* tXSR - Exit Self Refresh to Active Delay */
+
+	/* Memory Device Register -> SDRAM */
+	cfg->sdrc_mdr = AT91_SDRAMC_MD_SDRAM;
+	/* SDRAM_TR */
+	cfg->sdrc_tr2 = 780;
+
+	/* user reset enable */
+	cfg->rstc_rmr =
+		AT91_RSTC_KEY |
+		AT91_RSTC_PROCRST |
+		AT91_RSTC_RSTTYP_WAKEUP |
+		AT91_RSTC_RSTTYP_WATCHDOG;
+}