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authorJohn Crispin <john@openwrt.org>2011-02-01 14:26:47 +0000
committerJohn Crispin <john@openwrt.org>2011-02-01 14:26:47 +0000
commitc7bb106433427d5284a853d9586298a323ad744d (patch)
tree65f8b98f2f052c814249bb42565a072e7e40cf66 /package/uboot-lantiq/files/board/arcadyan/board.c
parent7ab8489f828715cda6fb184bf2ca1a3d5f1c8b60 (diff)
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* rework the arcadyan sku support * adds a few new boards and switches
SVN-Revision: 25273
Diffstat (limited to 'package/uboot-lantiq/files/board/arcadyan/board.c')
-rw-r--r--package/uboot-lantiq/files/board/arcadyan/board.c406
1 files changed, 406 insertions, 0 deletions
diff --git a/package/uboot-lantiq/files/board/arcadyan/board.c b/package/uboot-lantiq/files/board/arcadyan/board.c
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+++ b/package/uboot-lantiq/files/board/arcadyan/board.c
@@ -0,0 +1,406 @@
+/*
+ * (C) Copyright 2003
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2010
+ * Thomas Langer, Ralph Hempel
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 <command.h>
+#include <netdev.h>
+#include <miiphy.h>
+#include <asm/addrspace.h>
+#include <asm/danube.h>
+#include <asm/reboot.h>
+#include <asm/io.h>
+#if defined(CONFIG_CMD_HTTPD)
+#include <httpd.h>
+#endif
+#if defined(CONFIG_PCI)
+#include <pci.h>
+#endif
+#if defined(CONFIG_AR8216_SWITCH)
+#include "athrs26_phy.h"
+#endif
+
+extern ulong ifx_get_ddr_hz(void);
+extern ulong ifx_get_cpuclk(void);
+
+/* IDs and registers of known external switches */
+void _machine_restart(void)
+{
+ *DANUBE_RCU_RST_REQ |=1<<30;
+}
+
+#ifdef CONFIG_SYS_RAMBOOT
+phys_size_t initdram(int board_type)
+{
+ return get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MAX_RAM);
+}
+#elif defined(CONFIG_USE_DDR_RAM)
+phys_size_t initdram(int board_type)
+{
+ return (CONFIG_SYS_MAX_RAM);
+}
+#else
+
+static ulong max_sdram_size(void) /* per Chip Select */
+{
+ /* The only supported SDRAM data width is 16bit.
+ */
+#define CFG_DW 4
+
+ /* The only supported number of SDRAM banks is 4.
+ */
+#define CFG_NB 4
+
+ ulong cfgpb0 = *DANUBE_SDRAM_MC_CFGPB0;
+ int cols = cfgpb0 & 0xF;
+ int rows = (cfgpb0 & 0xF0) >> 4;
+ ulong size = (1 << (rows + cols)) * CFG_DW * CFG_NB;
+
+ return size;
+}
+
+/*
+ * Check memory range for valid RAM. A simple memory test determines
+ * the actually available RAM size between addresses `base' and
+ * `base + maxsize'.
+ */
+
+static long int dram_size(long int *base, long int maxsize)
+{
+ volatile long int *addr;
+ ulong cnt, val;
+ ulong save[32]; /* to make test non-destructive */
+ unsigned char i = 0;
+
+ for (cnt = (maxsize / sizeof (long)) >> 1; cnt > 0; cnt >>= 1) {
+ addr = base + cnt; /* pointer arith! */
+
+ save[i++] = *addr;
+ *addr = ~cnt;
+ }
+
+ /* write 0 to base address */
+ addr = base;
+ save[i] = *addr;
+ *addr = 0;
+
+ /* check at base address */
+ if ((val = *addr) != 0) {
+ *addr = save[i];
+ return (0);
+ }
+
+ for (cnt = 1; cnt < maxsize / sizeof (long); cnt <<= 1) {
+ addr = base + cnt; /* pointer arith! */
+
+ val = *addr;
+ *addr = save[--i];
+
+ if (val != (~cnt)) {
+ return (cnt * sizeof (long));
+ }
+ }
+ return (maxsize);
+}
+
+phys_size_t initdram(int board_type)
+{
+ int rows, cols, best_val = *DANUBE_SDRAM_MC_CFGPB0;
+ ulong size, max_size = 0;
+ ulong our_address;
+
+ /* load t9 into our_address */
+ asm volatile ("move %0, $25" : "=r" (our_address) :);
+
+ /* Can't probe for RAM size unless we are running from Flash.
+ * find out whether running from DRAM or Flash.
+ */
+ if (CPHYSADDR(our_address) < CPHYSADDR(PHYS_FLASH_1))
+ {
+ return max_sdram_size();
+ }
+
+ for (cols = 0x8; cols <= 0xC; cols++)
+ {
+ for (rows = 0xB; rows <= 0xD; rows++)
+ {
+ *DANUBE_SDRAM_MC_CFGPB0 = (0x14 << 8) |
+ (rows << 4) | cols;
+ size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
+ max_sdram_size());
+
+ if (size > max_size)
+ {
+ best_val = *DANUBE_SDRAM_MC_CFGPB0;
+ max_size = size;
+ }
+ }
+ }
+
+ *DANUBE_SDRAM_MC_CFGPB0 = best_val;
+ return max_size;
+}
+#endif
+
+static void gpio_default(void)
+{
+#ifdef CONFIG_SWITCH_PORT0
+ *DANUBE_GPIO_P0_ALTSEL0 &= ~(1<<CONFIG_SWITCH_PIN);
+ *DANUBE_GPIO_P0_ALTSEL1 &= ~(1<<CONFIG_SWITCH_PIN);
+ *DANUBE_GPIO_P0_OD |= (1<<CONFIG_SWITCH_PIN);
+ *DANUBE_GPIO_P0_DIR |= (1<<CONFIG_SWITCH_PIN);
+ *DANUBE_GPIO_P0_OUT |= (1<<CONFIG_SWITCH_PIN);
+#elif defined(CONFIG_SWITCH_PORT1)
+ *DANUBE_GPIO_P1_ALTSEL0 &= ~(1<<CONFIG_SWITCH_PIN);
+ *DANUBE_GPIO_P1_ALTSEL1 &= ~(1<<CONFIG_SWITCH_PIN);
+ *DANUBE_GPIO_P1_OD |= (1<<CONFIG_SWITCH_PIN);
+ *DANUBE_GPIO_P1_DIR |= (1<<CONFIG_SWITCH_PIN);
+ *DANUBE_GPIO_P1_OUT |= (1<<CONFIG_SWITCH_PIN);
+#endif
+#ifdef CONFIG_EBU_GPIO
+ {
+ int i = 0;
+ printf ("bring up ebu gpio\n");
+ *DANUBE_EBU_BUSCON1 = 0x1e7ff;
+ *DANUBE_EBU_ADDSEL1 = 0x14000001;
+
+ *((volatile u16*)0xb4000000) = 0x0;
+ for(i = 0; i < 1000; i++)
+ udelay(1000);
+ *((volatile u16*)0xb4000000) = CONFIG_EBU_GPIO;
+ *DANUBE_EBU_BUSCON1 = 0x8001e7ff;
+ }
+#endif
+#ifdef CONFIG_BUTTON_PORT0
+ *DANUBE_GPIO_P0_ALTSEL0 &= ~(1<<CONFIG_BUTTON_PIN);
+ *DANUBE_GPIO_P0_ALTSEL1 &= ~(1<<CONFIG_BUTTON_PIN);
+ *DANUBE_GPIO_P0_DIR &= ~(1<<CONFIG_BUTTON_PIN);
+ if(!!(*DANUBE_GPIO_P0_IN & (1<<CONFIG_BUTTON_PIN)) == CONFIG_BUTTON_LEVEL)
+ {
+ printf("button is pressed\n");
+ setenv("bootdelay", "0");
+ setenv("bootcmd", "httpd");
+ }
+#elif defined(CONFIG_BUTTON_PORT1)
+ *DANUBE_GPIO_P1_ALTSEL0 &= ~(1<<CONFIG_BUTTON_PIN);
+ *DANUBE_GPIO_P1_ALTSEL1 &= ~(1<<CONFIG_BUTTON_PIN);
+ *DANUBE_GPIO_P1_DIR &= ~(1<<CONFIG_BUTTON_PIN);
+ if(!!(*DANUBE_GPIO_P1_IN & (1<<CONFIG_BUTTON_PIN)) == CONFIG_BUTTON_LEVEL)
+ {
+ printf("button is pressed\n");
+ setenv("bootdelay", "0");
+ setenv("bootcmd", "httpd");
+ }
+#endif
+
+}
+
+int checkboard (void)
+{
+ unsigned long chipid = *DANUBE_MPS_CHIPID;
+ int part_num;
+
+ puts ("Board: "CONFIG_ARCADYAN"\n");
+ puts ("SoC: ");
+
+ part_num = DANUBE_MPS_CHIPID_PARTNUM_GET(chipid);
+ switch (part_num)
+ {
+ case 0x129:
+ case 0x12D:
+ case 0x12b:
+ puts("Danube/Twinpass/Vinax-VE ");
+ break;
+ default:
+ printf ("unknown, chip part number 0x%03X ", part_num);
+ break;
+ }
+ printf ("V1.%ld, ", DANUBE_MPS_CHIPID_VERSION_GET(chipid));
+
+ printf("DDR Speed %ld MHz, ", ifx_get_ddr_hz()/1000000);
+ printf("CPU Speed %ld MHz\n", ifx_get_cpuclk()/1000000);
+
+
+ return 0;
+}
+
+#ifdef CONFIG_SKIP_LOWLEVEL_INIT
+int board_early_init_f(void)
+{
+#ifdef CONFIG_EBU_ADDSEL0
+ (*DANUBE_EBU_ADDSEL0) = CONFIG_EBU_ADDSEL0;
+#endif
+#ifdef CONFIG_EBU_ADDSEL1
+ (*DANUBE_EBU_ADDSEL1) = CONFIG_EBU_ADDSEL1;
+#endif
+#ifdef CONFIG_EBU_ADDSEL2
+ (*DANUBE_EBU_ADDSEL2) = CONFIG_EBU_ADDSEL2;
+#endif
+#ifdef CONFIG_EBU_ADDSEL3
+ (*DANUBE_EBU_ADDSEL3) = CONFIG_EBU_ADDSEL3;
+#endif
+#ifdef CONFIG_EBU_BUSCON0
+ (*DANUBE_EBU_BUSCON0) = CONFIG_EBU_BUSCON0;
+#endif
+#ifdef CONFIG_EBU_BUSCON1
+ (*DANUBE_EBU_BUSCON1) = CONFIG_EBU_BUSCON1;
+#endif
+#ifdef CONFIG_EBU_BUSCON2
+ (*DANUBE_EBU_BUSCON2) = CONFIG_EBU_BUSCON2;
+#endif
+#ifdef CONFIG_EBU_BUSCON3
+ (*DANUBE_EBU_BUSCON3) = CONFIG_EBU_BUSCON3;
+#endif
+
+ return 0;
+}
+#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
+
+#ifdef CONFIG_RTL8306_SWITCH
+#define ID_RTL8306 0x5988
+static int external_switch_rtl8306(void)
+{
+ unsigned short chipid;
+ static char * const name = "lq_cpe_eth";
+
+ udelay(100000);
+
+ puts("\nsearching for rtl8306 switch ... ");
+ if (miiphy_read(name, 4, 30, &chipid) == 0) {
+ if (chipid == ID_RTL8306) {
+ puts("found");
+ /* set led mode */
+ miiphy_write(name, 0, 19, 0xffff);
+ /* magic */
+ miiphy_write(name, 4, 22, 0x877f);
+ puts("\n");
+ return 0;
+ }
+ puts("failed\n");
+ }
+ puts("\nno known switch found ... \n");
+
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_AR8216_SWITCH
+static int external_switch_ar8216(void)
+{
+ puts("initializing ar8216 switch... ");
+ if (athrs26_phy_setup(0)==0) {
+ printf("initialized\n");
+ return 0;
+ }
+ puts("failed ... \n");
+ return 0;
+}
+#endif
+
+int board_eth_init(bd_t *bis)
+{
+ gpio_default();
+
+#if defined(CONFIG_IFX_ETOP)
+ uchar enetaddr[6];
+ if (!eth_getenv_enetaddr("ethaddr", enetaddr))
+ eth_setenv_enetaddr("ethaddr", (uchar *)0xb03f0016);
+
+ *DANUBE_PMU_PWDCR &= 0xFFFFEFDF;
+ *DANUBE_PMU_PWDCR &=~(1<<DANUBE_PMU_DMA_SHIFT);/*enable DMA from PMU*/
+
+ if (lq_eth_initialize(bis))
+ return -1;
+
+ *DANUBE_RCU_RST_REQ |=1;
+ udelay(200000);
+ *DANUBE_RCU_RST_REQ &=(unsigned long)~1;
+ udelay(1000);
+
+#ifdef CONFIG_RTL8306_SWITCH
+ if (external_switch_rtl8306()<0)
+ return -1;
+#endif
+#ifdef CONFIG_AR8216_SWITCH
+ if (external_switch_ar8216()<0)
+ return -1;
+#endif
+#endif
+ return 0;
+}
+
+#if defined(CONFIG_CMD_HTTPD)
+int do_http_upgrade(const unsigned char *data, const ulong size)
+{
+ char buf[128];
+
+ if(getenv ("ram_addr") == NULL)
+ return -1;
+ if(getenv ("kernel_addr") == NULL)
+ return -1;
+ /* check the image */
+ if(run_command("imi ${ram_addr}", 0) < 0) {
+ return -1;
+ }
+ /* write the image to the flash */
+ puts("http ugrade ...\n");
+ sprintf(buf, "era ${kernel_addr} +0x%lx; cp.b ${ram_addr} ${kernel_addr} 0x%lx", size, size);
+ return run_command(buf, 0);
+}
+
+int do_http_progress(const int state)
+{
+ /* toggle LED's here */
+ switch(state) {
+ case HTTP_PROGRESS_START:
+ puts("http start\n");
+ break;
+ case HTTP_PROGRESS_TIMEOUT:
+ puts(".");
+ break;
+ case HTTP_PROGRESS_UPLOAD_READY:
+ puts("http upload ready\n");
+ break;
+ case HTTP_PROGRESS_UGRADE_READY:
+ puts("http ugrade ready\n");
+ break;
+ case HTTP_PROGRESS_UGRADE_FAILED:
+ puts("http ugrade failed\n");
+ break;
+ }
+ return 0;
+}
+
+unsigned long do_http_tmp_address(void)
+{
+ char *s = getenv ("ram_addr");
+ if (s) {
+ ulong tmp = simple_strtoul (s, NULL, 16);
+ return tmp;
+ }
+ return 0 /*0x80a00000*/;
+}
+
+#endif