/* * Copyright (C) 2008 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> * * 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/io.h> #include <asm/processor.h> #include <asm/pci.h> #if defined(CONFIG_CPU_32BIT) #define NOCACHE_OFFSET 0x00000000 #else #define NOCACHE_OFFSET 0xa0000000 #endif #define PLD_LEDCR (0x04000008 + NOCACHE_OFFSET) #define PLD_SWSR (0x0400000a + NOCACHE_OFFSET) #define PLD_VERSR (0x0400000c + NOCACHE_OFFSET) #define SM107_DEVICEID (0x13e00060 + NOCACHE_OFFSET) static void wait_ms(unsigned long time) { while (time--) udelay(1000); } static void test_pld(void) { printf("PLD version = %04x\n", readb(PLD_VERSR)); } static void test_sm107(void) { printf("SM107 device ID = %04x\n", readl(SM107_DEVICEID)); } static void test_led(void) { printf("turn on LEDs 3, 5, 7, 9\n"); writeb(0x55, PLD_LEDCR); wait_ms(2000); printf("turn on LEDs 4, 6, 8, 10\n"); writeb(0xaa, PLD_LEDCR); wait_ms(2000); writeb(0x00, PLD_LEDCR); } static void test_dipsw(void) { printf("Please DIPSW set = B'0101\n"); while (readb(PLD_SWSR) != 0x05) { if (ctrlc()) return; } printf("Please DIPSW set = B'1010\n"); while (readb(PLD_SWSR) != 0x0A) { if (ctrlc()) return; } printf("DIPSW OK\n"); } static void test_net(void) { unsigned long data; writel(0x80000000, 0xfe0401c0); data = readl(0xfe040220); if (data == 0x816910ec) printf("Ethernet OK\n"); else printf("Ethernet NG, data = %08x\n", (unsigned int)data); } static void test_sata(void) { unsigned long data; writel(0x80000800, 0xfe0401c0); data = readl(0xfe040220); if (data == 0x35121095) printf("SATA OK\n"); else printf("SATA NG, data = %08x\n", (unsigned int)data); } static void test_pci(void) { writel(0x80001800, 0xfe0401c0); printf("PCI CN1 ID = %08x\n", readl(0xfe040220)); writel(0x80001000, 0xfe0401c0); printf("PCI CN2 ID = %08x\n", readl(0xfe040220)); } int do_hw_test(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { char *cmd; if (argc != 2) return cmd_usage(cmdtp); cmd = argv[1]; switch (cmd[0]) { case 'a': /* all */ test_pld(); test_led(); test_dipsw(); test_sm107(); test_net(); test_sata(); test_pci(); break; case 'p': /* pld or pci */ if (cmd[1] == 'l') test_pld(); else test_pci(); break; case 'l': /* led */ test_led(); break; case 'd': /* dipsw */ test_dipsw(); break; case 's': /* sm107 or sata */ if (cmd[1] == 'm') test_sm107(); else test_sata(); break; case 'n': /* net */ test_net(); break; default: return cmd_usage(cmdtp); } return 0; } U_BOOT_CMD( hwtest, 2, 1, do_hw_test, "hardware test for R0P7785LC0011RL board", "\n" "hwtest all - test all hardware\n" "hwtest pld - output PLD version\n" "hwtest led - turn on LEDs\n" "hwtest dipsw - test DIP switch\n" "hwtest sm107 - output SM107 version\n" "hwtest net - check RTL8110 ID\n" "hwtest sata - check SiI3512 ID\n" "hwtest pci - output PCI slot device ID" );