From f06f9a1fb1cd332435b9e8660355f57d7d3f98d8 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Wed, 22 Oct 2014 21:34:52 +0200 Subject: ppc: Zap TQM8272 board This board is old and is using CONFIG_I2C_X, which is wrong. Signed-off-by: Marek Vasut Cc: Masahiro Yamada Cc: Tom Rini Cc: Wolfgang Denk Cc: Simon Glass Cc: Heiko Schocher --- board/tqc/tqm8272/nand.c | 264 ----------------------------------------------- 1 file changed, 264 deletions(-) delete mode 100644 board/tqc/tqm8272/nand.c (limited to 'board/tqc/tqm8272/nand.c') diff --git a/board/tqc/tqm8272/nand.c b/board/tqc/tqm8272/nand.c deleted file mode 100644 index 7fb2dfabc1..0000000000 --- a/board/tqc/tqm8272/nand.c +++ /dev/null @@ -1,264 +0,0 @@ -/* - * (C) Copyright 2008 - * Heiko Schocher, DENX Software Engineering, hs@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include -#include -#include - -#include "tqm8272.h" - -/* UPM pattern for bus clock = 66.7 MHz */ -static const uint upmTable67[] = -{ - /* Offset UPM Read Single RAM array entry -> NAND Read Data */ - /* 0x00 */ 0x0fa3f100, 0x0fa3b000, 0x0fa33100, 0x0fa33000, - /* 0x04 */ 0x0fa33000, 0x0fa33004, 0xfffffc01, 0xfffffc00, - - /* UPM Read Burst RAM array entry -> unused */ - /* 0x08 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x0C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - - /* UPM Read Burst RAM array entry -> unused */ - /* 0x10 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x14 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - - /* UPM Write Single RAM array entry -> NAND Write Data, ADDR and CMD */ - /* 0x18 */ 0x00a3fc00, 0x00a3fc00, 0x00a3fc00, 0x00a3fc00, - /* 0x1C */ 0x0fa3fc00, 0x0fa3fc04, 0xfffffc01, 0xfffffc00, - - /* UPM Write Burst RAM array entry -> unused */ - /* 0x20 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x24 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x28 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x2C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, - - /* UPM Refresh Timer RAM array entry -> unused */ - /* 0x30 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x34 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x38 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, - - /* UPM Exception RAM array entry -> unsused */ - /* 0x3C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, -}; - -/* UPM pattern for bus clock = 100 MHz */ -static const uint upmTable100[] = -{ - /* Offset UPM Read Single RAM array entry -> NAND Read Data */ - /* 0x00 */ 0x0fa3f200, 0x0fa3b000, 0x0fa33300, 0x0fa33000, - /* 0x04 */ 0x0fa33000, 0x0fa33004, 0xfffffc01, 0xfffffc00, - - /* UPM Read Burst RAM array entry -> unused */ - /* 0x08 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x0C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - - /* UPM Read Burst RAM array entry -> unused */ - /* 0x10 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x14 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - - /* UPM Write Single RAM array entry -> NAND Write Data, ADDR and CMD */ - /* 0x18 */ 0x00a3ff00, 0x00a3fc00, 0x00a3fc00, 0x0fa3fc00, - /* 0x1C */ 0x0fa3fc00, 0x0fa3fc04, 0xfffffc01, 0xfffffc00, - - /* UPM Write Burst RAM array entry -> unused */ - /* 0x20 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x24 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x28 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x2C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, - - /* UPM Refresh Timer RAM array entry -> unused */ - /* 0x30 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x34 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x38 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, - - /* UPM Exception RAM array entry -> unsused */ - /* 0x3C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, -}; - -/* UPM pattern for bus clock = 133.3 MHz */ -static const uint upmTable133[] = -{ - /* Offset UPM Read Single RAM array entry -> NAND Read Data */ - /* 0x00 */ 0x0fa3f300, 0x0fa3b000, 0x0fa33300, 0x0fa33000, - /* 0x04 */ 0x0fa33200, 0x0fa33004, 0xfffffc01, 0xfffffc00, - - /* UPM Read Burst RAM array entry -> unused */ - /* 0x08 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x0C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - - /* UPM Read Burst RAM array entry -> unused */ - /* 0x10 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x14 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - - /* UPM Write Single RAM array entry -> NAND Write Data, ADDR and CMD */ - /* 0x18 */ 0x00a3ff00, 0x00a3fc00, 0x00a3fd00, 0x0fa3fc00, - /* 0x1C */ 0x0fa3fd00, 0x0fa3fc04, 0xfffffc01, 0xfffffc00, - - /* UPM Write Burst RAM array entry -> unused */ - /* 0x20 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x24 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x28 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x2C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, - - /* UPM Refresh Timer RAM array entry -> unused */ - /* 0x30 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x34 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, - /* 0x38 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, - - /* UPM Exception RAM array entry -> unsused */ - /* 0x3C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, -}; - -static int chipsel = 0; - -#if defined(CONFIG_CMD_NAND) - -#include -#include - -static u8 hwctl = 0; - -static void upmnand_write_byte(struct mtd_info *mtdinfo, u_char byte) -{ - struct nand_chip *this = mtdinfo->priv; - ulong base = (ulong) (this->IO_ADDR_W + chipsel * CONFIG_SYS_NAND_CS_DIST); - - if (hwctl & 0x1) { - WRITE_NAND_UPM(byte, base, CONFIG_SYS_NAND_UPM_WRITE_CMD_OFS); - } else if (hwctl & 0x2) { - WRITE_NAND_UPM(byte, base, CONFIG_SYS_NAND_UPM_WRITE_ADDR_OFS); - } else { - WRITE_NAND(byte, base); - } -} - -static void upmnand_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) -{ - if (ctrl & NAND_CTRL_CHANGE) { - if ( ctrl & NAND_CLE ) - hwctl |= 0x1; - else - hwctl &= ~0x1; - if ( ctrl & NAND_ALE ) - hwctl |= 0x2; - else - hwctl &= ~0x2; - } - if (cmd != NAND_CMD_NONE) - upmnand_write_byte (mtd, cmd); -} - -static u_char upmnand_read_byte(struct mtd_info *mtdinfo) -{ - struct nand_chip *this = mtdinfo->priv; - ulong base = (ulong) (this->IO_ADDR_W + chipsel * CONFIG_SYS_NAND_CS_DIST); - - return READ_NAND(base); -} - -static int tqm8272_dev_ready(struct mtd_info *mtdinfo) -{ - /* constant delay (see also tR in the datasheet) */ - udelay(12); \ - return 1; -} - -#ifndef CONFIG_NAND_SPL -static void tqm8272_read_buf(struct mtd_info *mtdinfo, uint8_t *buf, int len) -{ - struct nand_chip *this = mtdinfo->priv; - unsigned char *base = (unsigned char *) (this->IO_ADDR_W + chipsel * CONFIG_SYS_NAND_CS_DIST); - int i; - - for (i = 0; i< len; i++) - buf[i] = *base; -} - -static void tqm8272_write_buf(struct mtd_info *mtdinfo, const uint8_t *buf, int len) -{ - struct nand_chip *this = mtdinfo->priv; - unsigned char *base = (unsigned char *) (this->IO_ADDR_W + chipsel * CONFIG_SYS_NAND_CS_DIST); - int i; - - for (i = 0; i< len; i++) - *base = buf[i]; -} - -#if defined(CONFIG_MTD_NAND_VERIFY_WRITE) -static int tqm8272_verify_buf(struct mtd_info *mtdinfo, const uint8_t *buf, int len) -{ - struct nand_chip *this = mtdinfo->priv; - unsigned char *base = (unsigned char *) (this->IO_ADDR_W + chipsel * CONFIG_SYS_NAND_CS_DIST); - int i; - - for (i = 0; i < len; i++) - if (buf[i] != *base) - return -1; - return 0; -} -#endif -#endif /* #ifndef CONFIG_NAND_SPL */ - -void board_nand_select_device(struct nand_chip *nand, int chip) -{ - chipsel = chip; -} - -int board_nand_init(struct nand_chip *nand) -{ - static int UpmInit = 0; - volatile immap_t * immr = (immap_t *)CONFIG_SYS_IMMR; - volatile memctl8260_t *memctl = &immr->im_memctl; - - if (hwinf.nand == 0) return -1; - - /* Setup the UPM */ - if (UpmInit == 0) { - switch (hwinf.busclk_real) { - case 100000000: - upmconfig (UPMB, (uint *) upmTable100, - sizeof (upmTable100) / sizeof (uint)); - break; - case 133333333: - upmconfig (UPMB, (uint *) upmTable133, - sizeof (upmTable133) / sizeof (uint)); - break; - default: - upmconfig (UPMB, (uint *) upmTable67, - sizeof (upmTable67) / sizeof (uint)); - break; - } - UpmInit = 1; - } - - /* Setup the memctrl */ - memctl->memc_or3 = CONFIG_SYS_NAND_OR; - memctl->memc_br3 = CONFIG_SYS_NAND_BR; - memctl->memc_mbmr = (MxMR_OP_NORM); - - nand->ecc.mode = NAND_ECC_SOFT; - - nand->cmd_ctrl = upmnand_hwcontrol; - nand->read_byte = upmnand_read_byte; - nand->dev_ready = tqm8272_dev_ready; - -#ifndef CONFIG_NAND_SPL - nand->write_buf = tqm8272_write_buf; - nand->read_buf = tqm8272_read_buf; -#if defined(CONFIG_MTD_NAND_VERIFY_WRITE) - nand->verify_buf = tqm8272_verify_buf; -#endif -#endif - - /* - * Select required NAND chip - */ - board_nand_select_device(nand, 0); - return 0; -} - -#endif -- cgit v1.2.3