[U-Boot] [PATCH V2 1/1] arm: at91: reworked meesc board support

Daniel Gorsulowski daniel.gorsulowski at esd.eu
Fri Oct 30 05:44:25 CET 2015


Signed-off-by: Daniel Gorsulowski <daniel.gorsulowski at esd.eu>
---
Changes in V2:
     - Fetched again and created patch against current master

  board/esd/meesc/meesc.c | 20 ++++++++++++++++----
  include/configs/meesc.h | 42 ++++++++++++++++++++----------------------
  2 files changed, 36 insertions(+), 26 deletions(-)

diff --git a/board/esd/meesc/meesc.c b/board/esd/meesc/meesc.c
index c5994e0..b7f9f90 100644
--- a/board/esd/meesc/meesc.c
+++ b/board/esd/meesc/meesc.c
@@ -3,7 +3,7 @@
   * Stelian Pop <stelian at popies.net>
   * Lead Tech Design <www.leadtechdesign.com>
   *
- * (C) Copyright 2009-2011
+ * (C) Copyright 2009-2015
   * Daniel Gorsulowski <daniel.gorsulowski at esd.eu>
   * esd electronic system design gmbh <www.esd.eu>
   *
@@ -28,6 +28,7 @@ DECLARE_GLOBAL_DATA_PTR;
   * Miscelaneous platform dependent initialisations
   */

+#ifdef CONFIG_REVISION_TAG
  static int hw_rev = -1;	/* hardware revision */

  int get_hw_rev(void)
@@ -45,6 +46,7 @@ int get_hw_rev(void)

  	return hw_rev;
  }
+#endif /* CONFIG_REVISION_TAG */

  #ifdef CONFIG_CMD_NAND
  static void meesc_nand_hw_init(void)
@@ -125,12 +127,18 @@ static void meesc_ethercat_hw_init(void)

  int dram_init(void)
  {
-	gd->ram_size = get_ram_size(
-		(void *)CONFIG_SYS_SDRAM_BASE,
-		CONFIG_SYS_SDRAM_SIZE);
+	/* dram_init must store complete ramsize in gd->ram_size */
+	gd->ram_size = get_ram_size((void *)PHYS_SDRAM,
+				PHYS_SDRAM_SIZE);
  	return 0;
  }

+void dram_init_banksize(void)
+{
+	gd->bd->bi_dram[0].start = PHYS_SDRAM;
+	gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE;
+}
+
  int board_eth_init(bd_t *bis)
  {
  	int rc = 0;
@@ -140,6 +148,7 @@ int board_eth_init(bd_t *bis)
  	return rc;
  }

+#ifdef CONFIG_DISPLAY_BOARDINFO
  int checkboard(void)
  {
  	char str[32];
@@ -173,10 +182,13 @@ int checkboard(void)
  		puts(", serial# ");
  		puts(str);
  	}
+#ifdef CONFIG_REVISION_TAG
  	printf("\nHardware-revision: 1.%d\n", get_hw_rev());
+#endif
  	printf("Mach-type: %lu\n", gd->bd->bi_arch_number);
  	return 0;
  }
+#endif /* CONFIG_DISPLAY_BOARDINFO */

  #ifdef CONFIG_SERIAL_TAG
  void get_board_serial(struct tag_serialnr *serialnr)
diff --git a/include/configs/meesc.h b/include/configs/meesc.h
index 9c53fb4..10a6ce9 100644
--- a/include/configs/meesc.h
+++ b/include/configs/meesc.h
@@ -3,7 +3,7 @@
   * Stelian Pop <stelian at popies.net>
   * Lead Tech Design <www.leadtechdesign.com>
   *
- * (C) Copyright 2009-2011
+ * (C) Copyright 2009-2015
   * Daniel Gorsulowski <daniel.gorsulowski at esd.eu>
   * esd electronic system design gmbh <www.esd.eu>
   *
@@ -27,7 +27,7 @@
   * Since the linker has to swallow that define, we must use a pure
   * hex number here!
   */
-#define CONFIG_SYS_TEXT_BASE		0x20002000
+#define CONFIG_SYS_TEXT_BASE		0x21F00000

  /*
   * since a number of boards are not being listed in linux
@@ -56,14 +56,13 @@
  #define CONFIG_DISPLAY_CPUINFO			/* display cpu info and speed */
  #define CONFIG_PREBOOT				/* enable preboot variable */

+#define CONFIG_CMD_BOOTZ
+#define CONFIG_OF_LIBFDT

  /*
   * Hardware drivers
   */

-/* required until arch/arm/include/asm/arch-at91/at91sam9263.h is 
reworked */
-#define ATMEL_PMC_UHP			AT91SAM926x_PMC_UHP
-
  /* general purpose I/O */
  #define CONFIG_AT91_GPIO

@@ -87,10 +86,17 @@
  /*
   * Command line configuration.
   */
+#undef CONFIG_CMD_BDI
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_LOADS
+#undef CONFIG_CMD_IMLS
+
  #define CONFIG_CMD_PING
  #define CONFIG_CMD_DHCP
+
+#ifdef CONFIG_SYS_USE_NANDFLASH
  #define CONFIG_CMD_NAND
-#define CONFIG_CMD_USB
+#endif

  /* LED */
  #define CONFIG_AT91_LED
@@ -99,9 +105,12 @@
   * SDRAM: 1 bank, min 32, max 128 MB
   * Initialized before u-boot gets started.
   */
+#define PHYS_SDRAM					ATMEL_BASE_CS1 /* 0x20000000 */
+#define PHYS_SDRAM_SIZE				0x02000000     /* 32 MByte */
+
  #define CONFIG_NR_DRAM_BANKS		1
-#define CONFIG_SYS_SDRAM_BASE		0x20000000 /* ATMEL_BASE_CS1 */
-#define CONFIG_SYS_SDRAM_SIZE		0x02000000
+#define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM
+#define CONFIG_SYS_SDRAM_SIZE		PHYS_SDRAM_SIZE

  #define CONFIG_SYS_MEMTEST_START	(CONFIG_SYS_SDRAM_BASE + 0x00100000)
  #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_SDRAM_BASE + 0x01E00000)
@@ -133,7 +142,7 @@
  #ifdef CONFIG_CMD_NAND
  # define CONFIG_NAND_ATMEL
  # define CONFIG_SYS_MAX_NAND_DEVICE		1
-# define CONFIG_SYS_NAND_BASE			0x40000000 /* ATMEL_BASE_CS3 */
+# define CONFIG_SYS_NAND_BASE			ATMEL_BASE_CS3 /* 0x40000000 */
  # define CONFIG_SYS_NAND_DBW_8
  # define CONFIG_SYS_NAND_MASK_ALE		(1 << 21)
  # define CONFIG_SYS_NAND_MASK_CLE		(1 << 22)
@@ -148,19 +157,6 @@
  #define CONFIG_NET_RETRY_COUNT			20
  #undef CONFIG_RESET_PHY_R

-/* USB */
-#define CONFIG_USB_ATMEL
-#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
-#define CONFIG_USB_OHCI_NEW
-#define CONFIG_DOS_PARTITION
-#define CONFIG_SYS_USB_OHCI_CPU_INIT
-#define CONFIG_SYS_USB_OHCI_REGS_BASE		0x00a00000
-#define CONFIG_SYS_USB_OHCI_SLOT_NAME		"at91sam9263"
-#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	2
-
-/* CAN */
-#define CONFIG_AT91_CAN
-
  /* hw-controller addresses */
  #define CONFIG_ET1100_BASE		0x70000000

@@ -190,6 +186,8 @@
  					sizeof(CONFIG_SYS_PROMPT) + 16)
  #define CONFIG_SYS_LONGHELP
  #define CONFIG_CMDLINE_EDITING
+#define CONFIG_AUTO_COMPLETE
+#define CONFIG_SYS_HUSH_PARSER

  /*
   * Size of malloc() pool
-- 
2.5.0


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