diff options
Diffstat (limited to 'board/renesas/sh7752evb/sh7752evb.c')
| -rw-r--r-- | board/renesas/sh7752evb/sh7752evb.c | 313 |
1 files changed, 0 insertions, 313 deletions
diff --git a/board/renesas/sh7752evb/sh7752evb.c b/board/renesas/sh7752evb/sh7752evb.c deleted file mode 100644 index 522b4bd610..0000000000 --- a/board/renesas/sh7752evb/sh7752evb.c +++ /dev/null @@ -1,313 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Copyright (C) 2012 Renesas Solutions Corp. - */ - -#include <common.h> -#include <command.h> -#include <env.h> -#include <flash.h> -#include <init.h> -#include <malloc.h> -#include <net.h> -#include <asm/processor.h> -#include <asm/io.h> -#include <asm/mmc.h> -#include <spi.h> -#include <spi_flash.h> -#include <linux/delay.h> - -int checkboard(void) -{ - puts("BOARD: SH7752 evaluation board (R0P7752C00000RZ)\n"); - - return 0; -} - -static void init_gpio(void) -{ - struct gpio_regs *gpio = GPIO_BASE; - struct sermux_regs *sermux = SERMUX_BASE; - - /* GPIO */ - writew(0x0000, &gpio->pacr); /* GETHER */ - writew(0x0001, &gpio->pbcr); /* INTC */ - writew(0x0000, &gpio->pccr); /* PWMU, INTC */ - writew(0xeaff, &gpio->pecr); /* GPIO */ - writew(0x0000, &gpio->pfcr); /* WDT */ - writew(0x0000, &gpio->phcr); /* SPI1 */ - writew(0x0000, &gpio->picr); /* SDHI */ - writew(0x0003, &gpio->pkcr); /* SerMux */ - writew(0x0000, &gpio->plcr); /* SerMux */ - writew(0x0000, &gpio->pmcr); /* RIIC */ - writew(0x0000, &gpio->pncr); /* USB, SGPIO */ - writew(0x0000, &gpio->pocr); /* SGPIO */ - writew(0xd555, &gpio->pqcr); /* GPIO */ - writew(0x0000, &gpio->prcr); /* RIIC */ - writew(0x0000, &gpio->pscr); /* RIIC */ - writeb(0x00, &gpio->pudr); - writew(0x5555, &gpio->pucr); /* Debug LED */ - writew(0x0000, &gpio->pvcr); /* RSPI */ - writew(0x0000, &gpio->pwcr); /* EVC */ - writew(0x0000, &gpio->pxcr); /* LBSC */ - writew(0x0000, &gpio->pycr); /* LBSC */ - writew(0x0000, &gpio->pzcr); /* eMMC */ - writew(0xfe00, &gpio->psel0); - writew(0xff00, &gpio->psel3); - writew(0x771f, &gpio->psel4); - writew(0x00ff, &gpio->psel6); - writew(0xfc00, &gpio->psel7); - - writeb(0x10, &sermux->smr0); /* SMR0: SerMux mode 0 */ -} - -static void init_usb_phy(void) -{ - struct usb_common_regs *common0 = USB0_COMMON_BASE; - struct usb_common_regs *common1 = USB1_COMMON_BASE; - struct usb0_phy_regs *phy = USB0_PHY_BASE; - struct usb1_port_regs *port = USB1_PORT_BASE; - struct usb1_alignment_regs *align = USB1_ALIGNMENT_BASE; - - writew(0x0100, &phy->reset); /* set reset */ - /* port0 = USB0, port1 = USB1 */ - writew(0x0002, &phy->portsel); - writel(0x0001, &port->port1sel); /* port1 = Host */ - writew(0x0111, &phy->reset); /* clear reset */ - - writew(0x4000, &common0->suspmode); - writew(0x4000, &common1->suspmode); - -#if defined(__LITTLE_ENDIAN) - writel(0x00000000, &align->ehcidatac); - writel(0x00000000, &align->ohcidatac); -#endif -} - -static void init_gether_mdio(void) -{ - struct gpio_regs *gpio = GPIO_BASE; - - writew(readw(&gpio->pgcr) | 0x0004, &gpio->pgcr); - writeb(readb(&gpio->pgdr) | 0x02, &gpio->pgdr); /* Use ET0-MDIO */ -} - -static void set_mac_to_sh_giga_eth_register(int channel, char *mac_string) -{ - struct ether_mac_regs *ether; - unsigned char mac[6]; - unsigned long val; - - string_to_enetaddr(mac_string, mac); - - if (!channel) - ether = GETHER0_MAC_BASE; - else - ether = GETHER1_MAC_BASE; - - val = (mac[0] << 24) | (mac[1] << 16) | (mac[2] << 8) | mac[3]; - writel(val, ðer->mahr); - val = (mac[4] << 8) | mac[5]; - writel(val, ðer->malr); -} - -/***************************************************************** - * This PMB must be set on this timing. The lowlevel_init is run on - * Area 0(phys 0x00000000), so we have to map it. - * - * The new PMB table is following: - * ent virt phys v sz c wt - * 0 0xa0000000 0x40000000 1 128M 0 1 - * 1 0xa8000000 0x48000000 1 128M 0 1 - * 2 0xb0000000 0x50000000 1 128M 0 1 - * 3 0xb8000000 0x58000000 1 128M 0 1 - * 4 0x80000000 0x40000000 1 128M 1 1 - * 5 0x88000000 0x48000000 1 128M 1 1 - * 6 0x90000000 0x50000000 1 128M 1 1 - * 7 0x98000000 0x58000000 1 128M 1 1 - */ -static void set_pmb_on_board_init(void) -{ - struct mmu_regs *mmu = MMU_BASE; - - /* clear ITLB */ - writel(0x00000004, &mmu->mmucr); - - /* delete PMB for SPIBOOT */ - writel(0, PMB_ADDR_BASE(0)); - writel(0, PMB_DATA_BASE(0)); - - /* add PMB for SDRAM(0x40000000 - 0x47ffffff) */ - /* ppn ub v s1 s0 c wt */ - writel(mk_pmb_addr_val(0xa0), PMB_ADDR_BASE(0)); - writel(mk_pmb_data_val(0x40, 1, 1, 1, 0, 0, 1), PMB_DATA_BASE(0)); - writel(mk_pmb_addr_val(0xb0), PMB_ADDR_BASE(2)); - writel(mk_pmb_data_val(0x50, 1, 1, 1, 0, 0, 1), PMB_DATA_BASE(2)); - writel(mk_pmb_addr_val(0xb8), PMB_ADDR_BASE(3)); - writel(mk_pmb_data_val(0x58, 1, 1, 1, 0, 0, 1), PMB_DATA_BASE(3)); - writel(mk_pmb_addr_val(0x80), PMB_ADDR_BASE(4)); - writel(mk_pmb_data_val(0x40, 0, 1, 1, 0, 1, 1), PMB_DATA_BASE(4)); - writel(mk_pmb_addr_val(0x90), PMB_ADDR_BASE(6)); - writel(mk_pmb_data_val(0x50, 0, 1, 1, 0, 1, 1), PMB_DATA_BASE(6)); - writel(mk_pmb_addr_val(0x98), PMB_ADDR_BASE(7)); - writel(mk_pmb_data_val(0x58, 0, 1, 1, 0, 1, 1), PMB_DATA_BASE(7)); -} - -int board_init(void) -{ - init_gpio(); - set_pmb_on_board_init(); - - init_usb_phy(); - init_gether_mdio(); - - return 0; -} - -int board_mmc_init(struct bd_info *bis) -{ - struct gpio_regs *gpio = GPIO_BASE; - - writew(readw(&gpio->pgcr) | 0x0040, &gpio->pgcr); - writeb(readb(&gpio->pgdr) & ~0x08, &gpio->pgdr); /* Reset */ - udelay(1); - writeb(readb(&gpio->pgdr) | 0x08, &gpio->pgdr); /* Release reset */ - udelay(200); - - return mmcif_mmc_init(); -} - -static int get_sh_eth_mac_raw(unsigned char *buf, int size) -{ -#ifdef CONFIG_DEPRECATED - struct spi_flash *spi; - int ret; - - spi = spi_flash_probe(0, 0, 1000000, SPI_MODE_3); - if (spi == NULL) { - printf("%s: spi_flash probe failed.\n", __func__); - return 1; - } - - ret = spi_flash_read(spi, SH7752EVB_ETHERNET_MAC_BASE, size, buf); - if (ret) { - printf("%s: spi_flash read failed.\n", __func__); - spi_flash_free(spi); - return 1; - } - spi_flash_free(spi); -#endif - - return 0; -} - -static int get_sh_eth_mac(int channel, char *mac_string, unsigned char *buf) -{ - memcpy(mac_string, &buf[channel * (SH7752EVB_ETHERNET_MAC_SIZE + 1)], - SH7752EVB_ETHERNET_MAC_SIZE); - mac_string[SH7752EVB_ETHERNET_MAC_SIZE] = 0x00; /* terminate */ - - return 0; -} - -static void init_ethernet_mac(void) -{ - char mac_string[64]; - char env_string[64]; - int i; - unsigned char *buf; - - buf = malloc(256); - if (!buf) { - printf("%s: malloc failed.\n", __func__); - return; - } - get_sh_eth_mac_raw(buf, 256); - - /* Gigabit Ethernet */ - for (i = 0; i < SH7752EVB_ETHERNET_NUM_CH; i++) { - get_sh_eth_mac(i, mac_string, buf); - if (i == 0) - env_set("ethaddr", mac_string); - else { - sprintf(env_string, "eth%daddr", i); - env_set(env_string, mac_string); - } - set_mac_to_sh_giga_eth_register(i, mac_string); - } - - free(buf); -} - -int board_late_init(void) -{ - init_ethernet_mac(); - - return 0; -} - -#ifdef CONFIG_DEPRECATED -int do_write_mac(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) -{ - int i, ret; - char mac_string[256]; - struct spi_flash *spi; - unsigned char *buf; - - if (argc != 3) { - buf = malloc(256); - if (!buf) { - printf("%s: malloc failed.\n", __func__); - return 1; - } - - get_sh_eth_mac_raw(buf, 256); - - /* print current MAC address */ - for (i = 0; i < SH7752EVB_ETHERNET_NUM_CH; i++) { - get_sh_eth_mac(i, mac_string, buf); - printf("GETHERC ch%d = %s\n", i, mac_string); - } - free(buf); - return 0; - } - - /* new setting */ - memset(mac_string, 0xff, sizeof(mac_string)); - sprintf(mac_string, "%s\t%s", - argv[1], argv[2]); - - /* write MAC data to SPI rom */ - spi = spi_flash_probe(0, 0, 1000000, SPI_MODE_3); - if (!spi) { - printf("%s: spi_flash probe failed.\n", __func__); - return 1; - } - - ret = spi_flash_erase(spi, SH7752EVB_ETHERNET_MAC_BASE_SPI, - SH7752EVB_SPI_SECTOR_SIZE); - if (ret) { - printf("%s: spi_flash erase failed.\n", __func__); - return 1; - } - - ret = spi_flash_write(spi, SH7752EVB_ETHERNET_MAC_BASE_SPI, - sizeof(mac_string), mac_string); - if (ret) { - printf("%s: spi_flash write failed.\n", __func__); - spi_flash_free(spi); - return 1; - } - spi_flash_free(spi); - - puts("The writing of the MAC address to SPI ROM was completed.\n"); - - return 0; -} - -U_BOOT_CMD( - write_mac, 3, 1, do_write_mac, - "write MAC address for GETHERC", - "[GETHERC ch0] [GETHERC ch1]\n" -); -#endif |