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authorwdenk <wdenk>2004-08-01 22:48:16 +0000
committerwdenk <wdenk>2004-08-01 22:48:16 +0000
commit281e00a3be453a169d854f824a460359d10f92bb (patch)
tree43dab398f1d6f601bb44df108427f7e0c611d68d /board/mx1fs2/mx1fs2.c
parentcfca5e604d5692f081cc1a9185ca5dc6dc77599d (diff)
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* Code cleanup
* Patch by Sascha Hauer, 28 Jun: - add generic support for Motorola i.MX architecture - add support for mx1ads, mx1fs2 and scb9328 boards * Patches by Marc Leeman, 23 Jul 2004: - Add define for the PCI/Memory Buffer Configuration Register - corrected comments in cpu/mpc824x/cpu_init.c * Add support for multiple serial interfaces (for example to allow modem dial-in / dial-out)
Diffstat (limited to 'board/mx1fs2/mx1fs2.c')
-rw-r--r--board/mx1fs2/mx1fs2.c125
1 files changed, 125 insertions, 0 deletions
diff --git a/board/mx1fs2/mx1fs2.c b/board/mx1fs2/mx1fs2.c
new file mode 100644
index 0000000..f51085a
--- /dev/null
+++ b/board/mx1fs2/mx1fs2.c
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2004 Sascha Hauer, Pengutronix
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ */
+
+#include <common.h>
+
+#include <asm/arch/imx-regs.h>
+
+#define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg)
+
+extern void imx_gpio_mode(int gpio_mode);
+
+static void logo_init(void)
+{
+ imx_gpio_mode(PD15_PF_LD0);
+ imx_gpio_mode(PD16_PF_LD1);
+ imx_gpio_mode(PD17_PF_LD2);
+ imx_gpio_mode(PD18_PF_LD3);
+ imx_gpio_mode(PD19_PF_LD4);
+ imx_gpio_mode(PD20_PF_LD5);
+ imx_gpio_mode(PD21_PF_LD6);
+ imx_gpio_mode(PD22_PF_LD7);
+ imx_gpio_mode(PD23_PF_LD8);
+ imx_gpio_mode(PD24_PF_LD9);
+ imx_gpio_mode(PD25_PF_LD10);
+ imx_gpio_mode(PD26_PF_LD11);
+ imx_gpio_mode(PD27_PF_LD12);
+ imx_gpio_mode(PD28_PF_LD13);
+ imx_gpio_mode(PD29_PF_LD14);
+ imx_gpio_mode(PD30_PF_LD15);
+ imx_gpio_mode(PD14_PF_FLM_VSYNC);
+ imx_gpio_mode(PD13_PF_LP_HSYNC);
+ imx_gpio_mode(PD6_PF_LSCLK);
+ imx_gpio_mode(GPIO_PORTD | GPIO_OUT | GPIO_GPIO);
+ imx_gpio_mode(PD11_PF_CONTRAST);
+ imx_gpio_mode(PD10_PF_SPL_SPR);
+
+ LCDC_RMCR = 0x00000000;
+ LCDC_PCR = PCR_COLOR | PCR_PBSIZ_8 | PCR_BPIX_16 | PCR_PCD(5);
+ LCDC_HCR = HCR_H_WIDTH(2);
+ LCDC_VCR = VCR_V_WIDTH(2);
+
+ LCDC_PWMR = 0x00000380; /* contrast to 0x80 middle (is best !!!) */
+ LCDC_SSA = 0x10040000; /* image in flash */
+
+ LCDC_SIZE = SIZE_XMAX(320) | SIZE_YMAX(240); /* screen size */
+
+ LCDC_VPW = 0x000000A0; /* Virtual Page Width Register */
+ LCDC_POS = 0x00000000; /* panning offset 0 (0 pixel offset) */
+
+ /* disable Cursor */
+ LCDC_CPOS = 0x00000000;
+
+ /* fixed burst length */
+ LCDC_DMACR = DMACR_BURST | DMACR_HM(8) | DMACR_TM(2);
+
+ /* enable LCD */
+ DR(3) |= 0x00001000;
+ LCDC_RMCR = RMCR_LCDC_EN;
+
+}
+
+int
+board_init(void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ gd->bd->bi_arch_number = 470;
+ gd->bd->bi_boot_params = 0x08000100;
+serial_init();
+ logo_init();
+ return 0;
+}
+
+int
+dram_init(void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+#if ( CONFIG_NR_DRAM_BANKS > 0 )
+ gd->bd->bi_dram[0].start = MX1FS2_SDRAM_1;
+ gd->bd->bi_dram[0].size = MX1FS2_SDRAM_1_SIZE;
+#endif
+ return 0;
+}
+
+/**
+ * show_boot_progress: - indicate state of the boot process
+ *
+ * @param status: Status number - see README for details.
+ *
+ */
+
+void
+show_boot_progress(int status)
+{
+ /* We use this as a hook to disable serial ports just before booting
+ * This way we suppress the "uncompressing linux..." message
+ */
+#ifdef CONFIG_SILENT_CONSOLE
+ if( status == 8) {
+ if( getenv("silent") != NULL ) {
+ *(volatile unsigned long *)0x206080 &= ~1;
+ *(volatile unsigned long *)0x207080 &= ~1;
+ }
+ }
+#endif
+ return;
+}