[U-Boot] [PATCH 2/2] use common code for mvBL-M7 (MPC8343)

[André Schwarz]

This patch makes use of common code, i.e. removes duplicate board
specific code.
Fix wrong GPIO direction.

Signed-off-by: André Schwarz <andre.schwarz at matrix-vision.de>
---


Kim,
please note that this patch depends on WD applying the "add common code"
patch.

Cheers,
André


 board/matrix_vision/mvblm7/mvblm7.c |   54
+++++++++++++++-------------------
 board/matrix_vision/mvblm7/mvblm7.h |    3 +-
 board/matrix_vision/mvblm7/pci.c    |   32 ++------------------
 3 files changed, 29 insertions(+), 60 deletions(-)

diff --git a/board/matrix_vision/mvblm7/mvblm7.c
b/board/matrix_vision/mvblm7/mvblm7.c
index 6984af9..53d873a 100644
--- a/board/matrix_vision/mvblm7/mvblm7.c
+++ b/board/matrix_vision/mvblm7/mvblm7.c
@@ -42,8 +42,15 @@ int fixed_sdram(void)
 	u32 msize = 0;
 	u32 ddr_size;
 	u32 ddr_size_log2;
+	char *s = getenv("ddr_size");
 
 	msize = CONFIG_SYS_DDR_SIZE;
+	if (s) {
+		u32 env_ddr_size = simple_strtoul(s, NULL, 10);
+		if (env_ddr_size == 512)
+			msize = 512;
+	}
+
 	for (ddr_size = msize << 20, ddr_size_log2 = 0;
 	     (ddr_size > 1);
 	     ddr_size = ddr_size >> 1, ddr_size_log2++) {
@@ -63,14 +70,19 @@ int fixed_sdram(void)
 	im->ddr.sdram_cfg = CONFIG_SYS_DDR_SDRAM_CFG;
 	im->ddr.sdram_cfg2 = CONFIG_SYS_DDR_SDRAM_CFG2;
 	im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
+	im->ddr.sdram_mode2 = CONFIG_SYS_DDR_MODE2;
 	im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
-	im->ddr.sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CNTL;
+	im->ddr.sdram_clk_cntl = CONFIG_SYS_DDR_SDRAM_CLK_CNTL;
 
-	udelay(300);
+	asm("sync;isync");
+	udelay(600);
 
 	im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
 
-	return CONFIG_SYS_DDR_SIZE;
+	asm("sync;isync");
+	udelay(500);
+
+	return msize;
 }
 
 phys_size_t initdram(int board_type)
@@ -88,40 +100,22 @@ phys_size_t initdram(int board_type)
 	return msize * 1024 * 1024;
 }
 
-int checkboard(void)
+int misc_init_r(void)
 {
-	puts("Board: Matrix Vision mvBlueLYNX-M7\n");
-
-	return 0;
-}
+	char *s = getenv("reset_env");
 
-u8 *dhcp_vendorex_prep(u8 *e)
-{
-	char *ptr;
-
-	/* DHCP vendor-class-identifier = 60 */
-	ptr = getenv("dhcp_vendor-class-identifier");
-	if (ptr) {
-		*e++ = 60;
-		*e++ = strlen(ptr);
-		while (*ptr)
-			*e++ = *ptr++;
-	}
-	/* DHCP_CLIENT_IDENTIFIER = 61 */
-	ptr = getenv("dhcp_client_id");
-	if (ptr) {
-		*e++ = 61;
-		*e++ = strlen(ptr);
-		while (*ptr)
-			*e++ = *ptr++;
+	if (s) {
+		mv_reset_environment();
 	}
 
-	return e;
+	return 0;
 }
 
-u8 *dhcp_vendorex_proc(u8 *popt)
+int checkboard(void)
 {
-	return NULL;
+	puts("Board: Matrix Vision mvBlueLYNX-M7\n");
+
+	return 0;
 }
 
 #ifdef CONFIG_HARD_SPI
diff --git a/board/matrix_vision/mvblm7/mvblm7.h
b/board/matrix_vision/mvblm7/mvblm7.h
index 03e9f41..de9fec7 100644
--- a/board/matrix_vision/mvblm7/mvblm7.h
+++ b/board/matrix_vision/mvblm7/mvblm7.h
@@ -8,14 +8,13 @@
 #define FPGA_DIN        0x20000000
 #define FPGA_STATUS     0x10000000
 #define FPGA_CONF_DONE  0x08000000
-#define MMC_CS		0x04000000
 
 #define WD_WDI          0x00400000
 #define WD_TS           0x00200000
 #define MAN_RST         0x00100000
 
 #define MV_GPIO_DAT	(WD_TS)
-#define MV_GPIO_OUT	(FPGA_CONFIG|FPGA_DIN|FPGA_CCLK|WD_TS|WD_WDI|
MMC_CS)
+#define MV_GPIO_OUT	(FPGA_CONFIG|FPGA_DIN|FPGA_CCLK|MVBLM7_MMC_CS)
 #define MV_GPIO_ODE	(FPGA_CONFIG|MAN_RST)
 
 #endif
diff --git a/board/matrix_vision/mvblm7/pci.c
b/board/matrix_vision/mvblm7/pci.c
index 9f31719..3ed0b80 100644
--- a/board/matrix_vision/mvblm7/pci.c
+++ b/board/matrix_vision/mvblm7/pci.c
@@ -35,21 +35,6 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-int mvblm7_load_fpga(void)
-{
-	size_t data_size = 0;
-	void *fpga_data = NULL;
-	char *datastr = getenv("fpgadata");
-	char *sizestr = getenv("fpgadatasize");
-
-	if (datastr)
-		fpga_data = (void *)simple_strtoul(datastr, NULL, 16);
-	if (sizestr)
-		data_size = (size_t)simple_strtoul(sizestr, NULL, 16);
-
-	return fpga_load(0, fpga_data, data_size);
-}
-
 static struct pci_region pci_regions[] = {
 	{
 		bus_start: CONFIG_SYS_PCI1_MEM_BASE,
@@ -84,32 +69,23 @@ void pci_init_board(void)
 	volatile law83xx_t *pci_law;
 	struct pci_region *reg[] = { pci_regions };
 
-	load_fpga = 1;
 	immr = (immap_t *) CONFIG_SYS_IMMR;
 	clk = (clk83xx_t *) &immr->clk;
 	pci_ctrl = immr->pci_ctrl;
 	pci_law = immr->sysconf.pcilaw;
 	gpio  = (volatile gpio83xx_t *)&immr->gpio[0];
 
-	s = getenv("skip_fpga");
-	if (s) {
-		printf("found 'skip_fpga' -> FPGA _not_ loaded !\n");
-		load_fpga = 0;
-	}
-
 	gpio->dat = MV_GPIO_DAT;
 	gpio->odr = MV_GPIO_ODE;
-	if (load_fpga)
-		gpio->dir = MV_GPIO_OUT;
-	else
-		gpio->dir = MV_GPIO_OUT & ~(FPGA_DIN|FPGA_CCLK);
+	gpio->dir = MV_GPIO_OUT;
 
 	printf("SICRH / SICRL : 0x%08x / 0x%08x\n", immr->sysconf.sicrh,
 		immr->sysconf.sicrl);
 
 	mvblm7_init_fpga();
-	if (load_fpga)
-		mvblm7_load_fpga();
+	mv_load_fpga();
+
+	gpio->dir = MV_GPIO_OUT & ~(FPGA_DIN|FPGA_CCLK);
 
 	/* Enable PCI_CLK_OUTPUTs 0 and 1 with 1:1 clocking */
 	clk->occr = 0xc0000000;



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