diff options
author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2015-09-02 10:40:22 +0900 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2015-09-02 11:33:11 -0400 |
commit | 0d2fc81133aa9e8f19d16de48d4f0a8f1bdde025 (patch) | |
tree | 399b03ad8d8b380bd69817504bcb82788bc2f7e7 /board | |
parent | c4620350c4d4496873e2a4ae4f1b3b16b936384a (diff) |
powerpc: ppc4xx: remove alpr support
This has not been converted to Generic Board, so should be removed.
(See doc/README.generic-board for details.)
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Stefan Roese <sr@denx.de>
Diffstat (limited to 'board')
-rw-r--r-- | board/prodrive/alpr/Kconfig | 12 | ||||
-rw-r--r-- | board/prodrive/alpr/MAINTAINERS | 6 | ||||
-rw-r--r-- | board/prodrive/alpr/Makefile | 9 | ||||
-rw-r--r-- | board/prodrive/alpr/alpr.c | 215 | ||||
-rw-r--r-- | board/prodrive/alpr/config.mk | 16 | ||||
-rw-r--r-- | board/prodrive/alpr/fpga.c | 239 | ||||
-rw-r--r-- | board/prodrive/alpr/init.S | 53 | ||||
-rw-r--r-- | board/prodrive/alpr/nand.c | 124 |
8 files changed, 0 insertions, 674 deletions
diff --git a/board/prodrive/alpr/Kconfig b/board/prodrive/alpr/Kconfig deleted file mode 100644 index 543b4557ee..0000000000 --- a/board/prodrive/alpr/Kconfig +++ /dev/null @@ -1,12 +0,0 @@ -if TARGET_ALPR - -config SYS_BOARD - default "alpr" - -config SYS_VENDOR - default "prodrive" - -config SYS_CONFIG_NAME - default "alpr" - -endif diff --git a/board/prodrive/alpr/MAINTAINERS b/board/prodrive/alpr/MAINTAINERS deleted file mode 100644 index 31baabb67e..0000000000 --- a/board/prodrive/alpr/MAINTAINERS +++ /dev/null @@ -1,6 +0,0 @@ -ALPR BOARD -M: Stefan Roese <sr@denx.de> -S: Maintained -F: board/prodrive/alpr/ -F: include/configs/alpr.h -F: configs/alpr_defconfig diff --git a/board/prodrive/alpr/Makefile b/board/prodrive/alpr/Makefile deleted file mode 100644 index 812d041ef2..0000000000 --- a/board/prodrive/alpr/Makefile +++ /dev/null @@ -1,9 +0,0 @@ -# -# (C) Copyright 2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# SPDX-License-Identifier: GPL-2.0+ -# - -obj-y = alpr.o fpga.o nand.o -extra-y += init.o diff --git a/board/prodrive/alpr/alpr.c b/board/prodrive/alpr/alpr.c deleted file mode 100644 index 31c1ab5d0f..0000000000 --- a/board/prodrive/alpr/alpr.c +++ /dev/null @@ -1,215 +0,0 @@ -/* - * (C) Copyright 2006 - * Stefan Roese, DENX Software Engineering, sr@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - - -#include <common.h> -#include <libfdt.h> -#include <fdt_support.h> -#include <spd_sdram.h> -#include <asm/ppc4xx-emac.h> -#include <miiphy.h> -#include <asm/processor.h> -#include <asm/4xx_pci.h> - -DECLARE_GLOBAL_DATA_PTR; - -extern int alpr_fpga_init(void); - -int board_early_init_f (void) -{ - /*------------------------------------------------------------------------- - * Initialize EBC CONFIG - *-------------------------------------------------------------------------*/ - mtebc(EBC0_CFG, EBC_CFG_LE_UNLOCK | - EBC_CFG_PTD_DISABLE | EBC_CFG_RTC_64PERCLK | - EBC_CFG_ATC_PREVIOUS | EBC_CFG_DTC_PREVIOUS | - EBC_CFG_CTC_PREVIOUS | EBC_CFG_EMC_NONDEFAULT | - EBC_CFG_PME_DISABLE | EBC_CFG_PR_32); - - /*-------------------------------------------------------------------- - * Setup the interrupt controller polarities, triggers, etc. - *-------------------------------------------------------------------*/ - /* - * Because of the interrupt handling rework to handle 440GX interrupts - * with the common code, we needed to change names of the UIC registers. - * Here the new relationship: - * - * U-Boot name 440GX name - * ----------------------- - * UIC0 UICB0 - * UIC1 UIC0 - * UIC2 UIC1 - * UIC3 UIC2 - */ - mtdcr (UIC1SR, 0xffffffff); /* clear all */ - mtdcr (UIC1ER, 0x00000000); /* disable all */ - mtdcr (UIC1CR, 0x00000009); /* SMI & UIC1 crit are critical */ - mtdcr (UIC1PR, 0xfffffe03); /* per manual */ - mtdcr (UIC1TR, 0x01c00000); /* per manual */ - mtdcr (UIC1VR, 0x00000001); /* int31 highest, base=0x000 */ - mtdcr (UIC1SR, 0xffffffff); /* clear all */ - - mtdcr (UIC2SR, 0xffffffff); /* clear all */ - mtdcr (UIC2ER, 0x00000000); /* disable all */ - mtdcr (UIC2CR, 0x00000000); /* all non-critical */ - mtdcr (UIC2PR, 0xffffe0ff); /* per ref-board manual */ - mtdcr (UIC2TR, 0x00ffc000); /* per ref-board manual */ - mtdcr (UIC2VR, 0x00000001); /* int31 highest, base=0x000 */ - mtdcr (UIC2SR, 0xffffffff); /* clear all */ - - mtdcr (UIC3SR, 0xffffffff); /* clear all */ - mtdcr (UIC3ER, 0x00000000); /* disable all */ - mtdcr (UIC3CR, 0x00000000); /* all non-critical */ - mtdcr (UIC3PR, 0xffffffff); /* per ref-board manual */ - mtdcr (UIC3TR, 0x00ff8c0f); /* per ref-board manual */ - mtdcr (UIC3VR, 0x00000001); /* int31 highest, base=0x000 */ - mtdcr (UIC3SR, 0xffffffff); /* clear all */ - - mtdcr (UIC0SR, 0xfc000000); /* clear all */ - mtdcr (UIC0ER, 0x00000000); /* disable all */ - mtdcr (UIC0CR, 0x00000000); /* all non-critical */ - mtdcr (UIC0PR, 0xfc000000); /* */ - mtdcr (UIC0TR, 0x00000000); /* */ - mtdcr (UIC0VR, 0x00000001); /* */ - - /* Setup shutdown/SSD empty interrupt as inputs */ - out32(GPIO0_TCR, in32(GPIO0_TCR) & ~(CONFIG_SYS_GPIO_SHUTDOWN | CONFIG_SYS_GPIO_SSD_EMPTY)); - out32(GPIO0_ODR, in32(GPIO0_ODR) & ~(CONFIG_SYS_GPIO_SHUTDOWN | CONFIG_SYS_GPIO_SSD_EMPTY)); - - /* Setup GPIO/IRQ multiplexing */ - mtsdr(SDR0_PFC0, 0x01a33e00); - - return 0; -} - -int last_stage_init(void) -{ - unsigned short reg; - - /* - * Configure LED's of both Marvell 88E1111 PHY's - * - * This has to be done after the 4xx ethernet driver is loaded, - * so "last_stage_init()" is the right place. - */ - miiphy_read("ppc_4xx_eth2", CONFIG_PHY2_ADDR, 0x18, ®); - reg |= 0x0001; - miiphy_write("ppc_4xx_eth2", CONFIG_PHY2_ADDR, 0x18, reg); - miiphy_read("ppc_4xx_eth3", CONFIG_PHY3_ADDR, 0x18, ®); - reg |= 0x0001; - miiphy_write("ppc_4xx_eth3", CONFIG_PHY3_ADDR, 0x18, reg); - - return 0; -} - -static int board_rev(void) -{ - /* Setup as input */ - out32(GPIO0_TCR, in32(GPIO0_TCR) & ~(CONFIG_SYS_GPIO_REV0 | CONFIG_SYS_GPIO_REV1)); - out32(GPIO0_ODR, in32(GPIO0_ODR) & ~(CONFIG_SYS_GPIO_REV0 | CONFIG_SYS_GPIO_REV1)); - - return (in32(GPIO0_IR) >> 16) & 0x3; -} - -int checkboard (void) -{ - char buf[64]; - int i = getenv_f("serial#", buf, sizeof(buf)); - - printf ("Board: ALPR"); - if (i > 0) { - puts(", serial# "); - puts(buf); - } - printf(" (Rev. %d)\n", board_rev()); - - return (0); -} - -#if defined(CONFIG_PCI) -/* - * Override weak pci_pre_init() - */ -int pci_pre_init(struct pci_controller *hose) -{ - if (__pci_pre_init(hose) == 0) - return 0; - - /* FPGA Init */ - alpr_fpga_init(); - - return 1; -} - -/************************************************************************* - * Override weak is_pci_host() - * - * This routine is called to determine if a pci scan should be - * performed. With various hardware environments (especially cPCI and - * PPMC) it's insufficient to depend on the state of the arbiter enable - * bit in the strap register, or generic host/adapter assumptions. - * - * Rather than hard-code a bad assumption in the general 440 code, the - * 440 pci code requires the board to decide at runtime. - * - * Return 0 for adapter mode, non-zero for host (monarch) mode. - * - * - ************************************************************************/ -static void wait_for_pci_ready(void) -{ - /* - * Configure EREADY as input - */ - out32(GPIO0_TCR, in32(GPIO0_TCR) & ~CONFIG_SYS_GPIO_EREADY); - udelay(1000); - - for (;;) { - if (in32(GPIO0_IR) & CONFIG_SYS_GPIO_EREADY) - return; - } - -} - -int is_pci_host(struct pci_controller *hose) -{ - wait_for_pci_ready(); - return 1; /* return 1 for host controller */ -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_master_init - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) -void pci_master_init(struct pci_controller *hose) -{ - /*--------------------------------------------------------------------------+ - | PowerPC440 PCI Master configuration. - | Map PLB/processor addresses to PCI memory space. - | PLB address 0xA0000000-0xCFFFFFFF ==> PCI address 0x80000000-0xCFFFFFFF - | Use byte reversed out routines to handle endianess. - | Make this region non-prefetchable. - +--------------------------------------------------------------------------*/ - out32r( PCIL0_POM0SA, 0 ); /* disable */ - out32r( PCIL0_POM1SA, 0 ); /* disable */ - out32r( PCIL0_POM2SA, 0 ); /* disable */ - - out32r(PCIL0_POM0LAL, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */ - out32r(PCIL0_POM0LAH, 0x00000003); /* PMM0 Local Address */ - out32r(PCIL0_POM0PCIAL, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */ - out32r(PCIL0_POM0PCIAH, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_POM0SA, ~(0x10000000 - 1) | 1); /* 256MB + enable region */ - - out32r(PCIL0_POM1LAL, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */ - out32r(PCIL0_POM1LAH, 0x00000003); /* PMM0 Local Address */ - out32r(PCIL0_POM1PCIAL, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */ - out32r(PCIL0_POM1PCIAH, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_POM1SA, ~(0x10000000 - 1) | 1); /* 256MB + enable region */ -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */ diff --git a/board/prodrive/alpr/config.mk b/board/prodrive/alpr/config.mk deleted file mode 100644 index 0ccb2e669c..0000000000 --- a/board/prodrive/alpr/config.mk +++ /dev/null @@ -1,16 +0,0 @@ -# -# (C) Copyright 2004 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# SPDX-License-Identifier: GPL-2.0+ -# - -PLATFORM_CPPFLAGS += -DCONFIG_440=1 - -ifeq ($(debug),1) -PLATFORM_CPPFLAGS += -DDEBUG -endif - -ifeq ($(dbcr),1) -PLATFORM_CPPFLAGS += -DCONFIG_SYS_INIT_DBCR=0x8cff0000 -endif diff --git a/board/prodrive/alpr/fpga.c b/board/prodrive/alpr/fpga.c deleted file mode 100644 index 3133f94273..0000000000 --- a/board/prodrive/alpr/fpga.c +++ /dev/null @@ -1,239 +0,0 @@ -/* - * (C) Copyright 2006 - * Heiko Schocher, DENX Software Engineering, hs@denx.de - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* - * Altera FPGA configuration support for the ALPR computer from prodrive - */ - -#include <common.h> -#include <altera.h> -#include <ACEX1K.h> -#include <command.h> -#include <asm/processor.h> -#include <asm/ppc440.h> -#include "fpga.h" - -DECLARE_GLOBAL_DATA_PTR; - -#if defined(CONFIG_FPGA) - -#ifdef FPGA_DEBUG -#define PRINTF(fmt, args...) printf(fmt , ##args) -#else -#define PRINTF(fmt, args...) -#endif - -static unsigned long regval; - -#define SET_GPIO_REG_0(reg, bit) do { \ - regval = in32(reg); \ - regval &= ~(0x80000000 >> bit); \ - out32(reg, regval); \ - } while (0) - -#define SET_GPIO_REG_1(reg, bit) do { \ - regval = in32(reg); \ - regval |= (0x80000000 >> bit); \ - out32(reg, regval); \ - } while (0) - -#define SET_GPIO_0(bit) SET_GPIO_REG_0(GPIO0_OR, bit) -#define SET_GPIO_1(bit) SET_GPIO_REG_1(GPIO0_OR, bit) - -#define FPGA_PRG (0x80000000 >> CONFIG_SYS_GPIO_PROG_EN) -#define FPGA_CONFIG (0x80000000 >> CONFIG_SYS_GPIO_CONFIG) -#define FPGA_DATA (0x80000000 >> CONFIG_SYS_GPIO_DATA) -#define FPGA_CLK (0x80000000 >> CONFIG_SYS_GPIO_CLK) -#define OLD_VAL (FPGA_PRG | FPGA_CONFIG) - -#define SET_FPGA(data) out32(GPIO0_OR, data) - -#define FPGA_WRITE_1 do { \ - SET_FPGA(OLD_VAL | 0 | FPGA_DATA); /* set data to 1 */ \ - SET_FPGA(OLD_VAL | FPGA_CLK | FPGA_DATA); /* set data to 1 */ \ -} while (0) - -#define FPGA_WRITE_0 do { \ - SET_FPGA(OLD_VAL | 0 | 0); /* set data to 0 */ \ - SET_FPGA(OLD_VAL | FPGA_CLK | 0); /* set data to 1 */ \ -} while (0) - -/* Plattforminitializations */ -/* Here we have to set the FPGA Chain */ -/* PROGRAM_PROG_EN = HIGH */ -/* PROGRAM_SEL_DPR = LOW */ -int fpga_pre_fn(int cookie) -{ - /* Enable the FPGA Chain */ - SET_GPIO_REG_1(GPIO0_TCR, CONFIG_SYS_GPIO_PROG_EN); - SET_GPIO_REG_0(GPIO0_ODR, CONFIG_SYS_GPIO_PROG_EN); - SET_GPIO_1(CONFIG_SYS_GPIO_PROG_EN); - SET_GPIO_REG_1(GPIO0_TCR, CONFIG_SYS_GPIO_SEL_DPR); - SET_GPIO_REG_0(GPIO0_ODR, CONFIG_SYS_GPIO_SEL_DPR); - SET_GPIO_0((CONFIG_SYS_GPIO_SEL_DPR)); - - /* initialize the GPIO Pins */ - /* output */ - SET_GPIO_0(CONFIG_SYS_GPIO_CLK); - SET_GPIO_REG_1(GPIO0_TCR, CONFIG_SYS_GPIO_CLK); - SET_GPIO_REG_0(GPIO0_ODR, CONFIG_SYS_GPIO_CLK); - - /* output */ - SET_GPIO_0(CONFIG_SYS_GPIO_DATA); - SET_GPIO_REG_1(GPIO0_TCR, CONFIG_SYS_GPIO_DATA); - SET_GPIO_REG_0(GPIO0_ODR, CONFIG_SYS_GPIO_DATA); - - /* First we set STATUS to 0 then as an input */ - SET_GPIO_REG_1(GPIO0_TCR, CONFIG_SYS_GPIO_STATUS); - SET_GPIO_REG_0(GPIO0_ODR, CONFIG_SYS_GPIO_STATUS); - SET_GPIO_0(CONFIG_SYS_GPIO_STATUS); - SET_GPIO_REG_0(GPIO0_TCR, CONFIG_SYS_GPIO_STATUS); - SET_GPIO_REG_0(GPIO0_ODR, CONFIG_SYS_GPIO_STATUS); - - /* output */ - SET_GPIO_REG_1(GPIO0_TCR, CONFIG_SYS_GPIO_CONFIG); - SET_GPIO_REG_0(GPIO0_ODR, CONFIG_SYS_GPIO_CONFIG); - SET_GPIO_0(CONFIG_SYS_GPIO_CONFIG); - - /* input */ - SET_GPIO_0(CONFIG_SYS_GPIO_CON_DON); - SET_GPIO_REG_0(GPIO0_TCR, CONFIG_SYS_GPIO_CON_DON); - SET_GPIO_REG_0(GPIO0_ODR, CONFIG_SYS_GPIO_CON_DON); - - /* CONFIG = 0 STATUS = 0 -> FPGA in reset state */ - SET_GPIO_0(CONFIG_SYS_GPIO_CONFIG); - return FPGA_SUCCESS; -} - -/* Set the state of CONFIG Pin */ -int fpga_config_fn(int assert_config, int flush, int cookie) -{ - if (assert_config) - SET_GPIO_1(CONFIG_SYS_GPIO_CONFIG); - else - SET_GPIO_0(CONFIG_SYS_GPIO_CONFIG); - - return FPGA_SUCCESS; -} - -/* Returns the state of STATUS Pin */ -int fpga_status_fn(int cookie) -{ - unsigned long reg; - - reg = in32(GPIO0_IR); - if (reg & (0x80000000 >> CONFIG_SYS_GPIO_STATUS)) { - PRINTF("STATUS = HIGH\n"); - return FPGA_FAIL; - } - PRINTF("STATUS = LOW\n"); - return FPGA_SUCCESS; -} - -/* Returns the state of CONF_DONE Pin */ -int fpga_done_fn(int cookie) -{ - unsigned long reg; - reg = in32(GPIO0_IR); - if (reg & (0x80000000 >> CONFIG_SYS_GPIO_CON_DON)) { - PRINTF("CONF_DON = HIGH\n"); - return FPGA_FAIL; - } - PRINTF("CONF_DON = LOW\n"); - return FPGA_SUCCESS; -} - -/* writes the complete buffer to the FPGA - writing the complete buffer in one function is much faster, - then calling it for every bit */ -int fpga_write_fn(const void *buf, size_t len, int flush, int cookie) -{ - size_t bytecount = 0; - unsigned char *data = (unsigned char *) buf; - unsigned char val = 0; - int i; - int len_40 = len / 40; - - while (bytecount < len) { - val = data[bytecount++]; - i = 8; - do { - if (val & 0x01) - FPGA_WRITE_1; - else - FPGA_WRITE_0; - - val >>= 1; - i--; - } while (i > 0); - -#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK - if (bytecount % len_40 == 0) { - putc('.'); /* let them know we are alive */ -#ifdef CONFIG_SYS_FPGA_CHECK_CTRLC - if (ctrlc()) - return FPGA_FAIL; -#endif - } -#endif - } - return FPGA_SUCCESS; -} - -/* called, when programming is aborted */ -int fpga_abort_fn(int cookie) -{ - SET_GPIO_1((CONFIG_SYS_GPIO_SEL_DPR)); - return FPGA_SUCCESS; -} - -/* called, when programming was succesful */ -int fpga_post_fn(int cookie) -{ - return fpga_abort_fn(cookie); -} - -/* Note that these are pointers to code that is in Flash. They will be - * relocated at runtime. - */ -Altera_CYC2_Passive_Serial_fns fpga_fns = { - fpga_pre_fn, - fpga_config_fn, - fpga_status_fn, - fpga_done_fn, - fpga_write_fn, - fpga_abort_fn, - fpga_post_fn -}; - -Altera_desc fpga[CONFIG_FPGA_COUNT] = { - {Altera_CYC2, - passive_serial, - Altera_EP2C35_SIZE, - (void *) &fpga_fns, - NULL, - 0} -}; - -/* - * Initialize the fpga. Return 1 on success, 0 on failure. - */ -int alpr_fpga_init(void) -{ - int i; - - PRINTF("%s:%d: Initialize FPGA interface\n", __func__, __LINE__); - fpga_init(); - - for (i = 0; i < CONFIG_FPGA_COUNT; i++) { - PRINTF("%s:%d: Adding fpga %d\n", __func__, __LINE__, i); - fpga_add(fpga_altera, &fpga[i]); - } - return 1; -} - -#endif diff --git a/board/prodrive/alpr/init.S b/board/prodrive/alpr/init.S deleted file mode 100644 index 7ff7a59170..0000000000 --- a/board/prodrive/alpr/init.S +++ /dev/null @@ -1,53 +0,0 @@ -/* - * (C) Copyright 2006 - * Stefan Roese, DENX Software Engineering, sr@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <asm-offsets.h> -#include <ppc_asm.tmpl> -#include <asm/mmu.h> -#include <config.h> -#include <asm/ppc4xx.h> - -/************************************************************************** - * TLB TABLE - * - * This table is used by the cpu boot code to setup the initial tlb - * entries. Rather than make broad assumptions in the cpu source tree, - * this table lets each board set things up however they like. - * - * Pointer to the table is returned in r1 - * - *************************************************************************/ - - .section .bootpg,"ax" - .globl tlbtab - -tlbtab: - tlbtab_start - tlbentry(0xff000000, SZ_16M, 0xff000000, 1, AC_RWX | SA_IG ) - tlbentry(CONFIG_SYS_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_RW | SA_IG) - tlbentry(CONFIG_SYS_ISRAM_BASE, SZ_4K, 0x80000000, 0, AC_RWX) - tlbentry(CONFIG_SYS_ISRAM_BASE + 0x1000, SZ_4K, 0x80001000, 0, AC_RWX) -#ifdef CONFIG_4xx_DCACHE - tlbentry(CONFIG_SYS_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_RWX | SA_G) -#else - tlbentry(CONFIG_SYS_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_RWX | SA_IG) -#endif - -#ifdef CONFIG_SYS_INIT_RAM_DCACHE - /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */ - tlbentry(CONFIG_SYS_INIT_RAM_ADDR, SZ_64K, CONFIG_SYS_INIT_RAM_ADDR, 0, AC_RWX | SA_G) -#endif - tlbentry(CONFIG_SYS_PCI_BASE, SZ_256M, 0x00000000, 2, AC_RW | SA_IG) - - /* PCI */ - tlbentry(CONFIG_SYS_PCI_MEMBASE, SZ_256M, CONFIG_SYS_PCI_MEMBASE, 3, AC_RW | SA_IG) - tlbentry(CONFIG_SYS_PCI_MEMBASE1, SZ_256M, CONFIG_SYS_PCI_MEMBASE1, 3, AC_RW | SA_IG) - tlbentry(CONFIG_SYS_PCI_MEMBASE2, SZ_256M, CONFIG_SYS_PCI_MEMBASE2, 3, AC_RW | SA_IG) - - /* NAND */ - tlbentry(CONFIG_SYS_NAND_BASE, SZ_4K, CONFIG_SYS_NAND_BASE, 1, AC_RWX | SA_IG) - tlbtab_end diff --git a/board/prodrive/alpr/nand.c b/board/prodrive/alpr/nand.c deleted file mode 100644 index ca40cea9ad..0000000000 --- a/board/prodrive/alpr/nand.c +++ /dev/null @@ -1,124 +0,0 @@ -/* - * (C) Copyright 2006 - * Heiko Schocher, DENX Software Engineering, hs@denx.de - * - * (C) Copyright 2006 - * Stefan Roese, DENX Software Engineering, sr@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> - -#if defined(CONFIG_CMD_NAND) - -#include <asm/processor.h> -#include <nand.h> - -struct alpr_ndfc_regs { - u8 cmd[4]; - u8 addr_wait; - u8 term; - u8 dummy; - u8 dummy2; - u8 data; -}; - -static u8 hwctl; -static struct alpr_ndfc_regs *alpr_ndfc = NULL; - -#define readb(addr) (u8)(*(volatile u8 *)(addr)) -#define writeb(d,addr) *(volatile u8 *)(addr) = ((u8)(d)) - -/* - * The ALPR has a NAND Flash Controller (NDFC) that handles all accesses to - * the NAND devices. The NDFC has command, address and data registers that - * when accessed will set up the NAND flash pins appropriately. We'll use the - * hwcontrol function to save the configuration in a global variable. - * We can then use this information in the read and write functions to - * determine which NDFC register to access. - * - * There are 2 NAND devices on the board, a Hynix HY27US08561A (1 GByte). - */ -static void alpr_nand_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) -{ - struct nand_chip *this = mtd->priv; - - if (ctrl & NAND_CTRL_CHANGE) { - if ( ctrl & NAND_CLE ) - hwctl |= 0x1; - else - hwctl &= ~0x1; - if ( ctrl & NAND_ALE ) - hwctl |= 0x2; - else - hwctl &= ~0x2; - if ( (ctrl & NAND_NCE) != NAND_NCE) - writeb(0x00, &(alpr_ndfc->term)); - } - if (cmd != NAND_CMD_NONE) - writeb(cmd, this->IO_ADDR_W); -} - -static u_char alpr_nand_read_byte(struct mtd_info *mtd) -{ - return readb(&(alpr_ndfc->data)); -} - -static void alpr_nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len) -{ - struct nand_chip *nand = mtd->priv; - int i; - - for (i = 0; i < len; i++) { - if (hwctl & 0x1) - /* - * IO_ADDR_W used as CMD[i] reg to support multiple NAND - * chips. - */ - writeb(buf[i], nand->IO_ADDR_W); - else if (hwctl & 0x2) - writeb(buf[i], &(alpr_ndfc->addr_wait)); - else - writeb(buf[i], &(alpr_ndfc->data)); - } -} - -static void alpr_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) -{ - int i; - - for (i = 0; i < len; i++) { - buf[i] = readb(&(alpr_ndfc->data)); - } -} - -static int alpr_nand_dev_ready(struct mtd_info *mtd) -{ - /* - * Blocking read to wait for NAND to be ready - */ - (void)readb(&(alpr_ndfc->addr_wait)); - - /* - * Return always true - */ - return 1; -} - -int board_nand_init(struct nand_chip *nand) -{ - alpr_ndfc = (struct alpr_ndfc_regs *)CONFIG_SYS_NAND_BASE; - - nand->ecc.mode = NAND_ECC_SOFT; - - /* Reference hardware control function */ - nand->cmd_ctrl = alpr_nand_hwcontrol; - nand->read_byte = alpr_nand_read_byte; - nand->write_buf = alpr_nand_write_buf; - nand->read_buf = alpr_nand_read_buf; - nand->dev_ready = alpr_nand_dev_ready; - - return 0; -} -#endif |