forked from Minki/linux
36239c6704
This adds preliminary support for the sh7757lcr board. Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
375 lines
10 KiB
C
375 lines
10 KiB
C
/*
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* Renesas R0P7757LC0012RL Support.
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*
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* Copyright (C) 2009 - 2010 Renesas Solutions Corp.
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/gpio.h>
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#include <linux/irq.h>
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#include <linux/spi/spi.h>
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#include <linux/spi/flash.h>
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#include <linux/io.h>
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#include <cpu/sh7757.h>
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#include <asm/sh_eth.h>
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#include <asm/heartbeat.h>
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static struct resource heartbeat_resource = {
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.start = 0xffec005c, /* PUDR */
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.end = 0xffec005c,
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.flags = IORESOURCE_MEM | IORESOURCE_MEM_8BIT,
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};
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static unsigned char heartbeat_bit_pos[] = { 0, 1, 2, 3 };
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static struct heartbeat_data heartbeat_data = {
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.bit_pos = heartbeat_bit_pos,
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.nr_bits = ARRAY_SIZE(heartbeat_bit_pos),
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.flags = HEARTBEAT_INVERTED,
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};
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static struct platform_device heartbeat_device = {
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.name = "heartbeat",
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.id = -1,
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.dev = {
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.platform_data = &heartbeat_data,
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},
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.num_resources = 1,
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.resource = &heartbeat_resource,
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};
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/* Fast Ethernet */
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static struct resource sh_eth0_resources[] = {
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{
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.start = 0xfef00000,
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.end = 0xfef001ff,
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.flags = IORESOURCE_MEM,
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}, {
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.start = 84,
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.end = 84,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct sh_eth_plat_data sh7757_eth0_pdata = {
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.phy = 1,
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.edmac_endian = EDMAC_LITTLE_ENDIAN,
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};
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static struct platform_device sh7757_eth0_device = {
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.name = "sh-eth",
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.resource = sh_eth0_resources,
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.id = 0,
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.num_resources = ARRAY_SIZE(sh_eth0_resources),
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.dev = {
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.platform_data = &sh7757_eth0_pdata,
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},
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};
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static struct resource sh_eth1_resources[] = {
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{
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.start = 0xfef00800,
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.end = 0xfef009ff,
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.flags = IORESOURCE_MEM,
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}, {
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.start = 84,
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.end = 84,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct sh_eth_plat_data sh7757_eth1_pdata = {
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.phy = 1,
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.edmac_endian = EDMAC_LITTLE_ENDIAN,
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};
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static struct platform_device sh7757_eth1_device = {
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.name = "sh-eth",
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.resource = sh_eth1_resources,
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.id = 1,
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.num_resources = ARRAY_SIZE(sh_eth1_resources),
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.dev = {
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.platform_data = &sh7757_eth1_pdata,
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},
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};
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static struct platform_device *sh7757lcr_devices[] __initdata = {
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&heartbeat_device,
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&sh7757_eth0_device,
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&sh7757_eth1_device,
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};
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static int __init sh7757lcr_devices_setup(void)
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{
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/* RGMII (PTA) */
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gpio_request(GPIO_FN_ET0_MDC, NULL);
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gpio_request(GPIO_FN_ET0_MDIO, NULL);
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gpio_request(GPIO_FN_ET1_MDC, NULL);
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gpio_request(GPIO_FN_ET1_MDIO, NULL);
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/* ONFI (PTB, PTZ) */
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gpio_request(GPIO_FN_ON_NRE, NULL);
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gpio_request(GPIO_FN_ON_NWE, NULL);
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gpio_request(GPIO_FN_ON_NWP, NULL);
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gpio_request(GPIO_FN_ON_NCE0, NULL);
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gpio_request(GPIO_FN_ON_R_B0, NULL);
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gpio_request(GPIO_FN_ON_ALE, NULL);
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gpio_request(GPIO_FN_ON_CLE, NULL);
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gpio_request(GPIO_FN_ON_DQ7, NULL);
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gpio_request(GPIO_FN_ON_DQ6, NULL);
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gpio_request(GPIO_FN_ON_DQ5, NULL);
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gpio_request(GPIO_FN_ON_DQ4, NULL);
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gpio_request(GPIO_FN_ON_DQ3, NULL);
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gpio_request(GPIO_FN_ON_DQ2, NULL);
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gpio_request(GPIO_FN_ON_DQ1, NULL);
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gpio_request(GPIO_FN_ON_DQ0, NULL);
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/* IRQ8 to 0 (PTB, PTC) */
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gpio_request(GPIO_FN_IRQ8, NULL);
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gpio_request(GPIO_FN_IRQ7, NULL);
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gpio_request(GPIO_FN_IRQ6, NULL);
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gpio_request(GPIO_FN_IRQ5, NULL);
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gpio_request(GPIO_FN_IRQ4, NULL);
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gpio_request(GPIO_FN_IRQ3, NULL);
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gpio_request(GPIO_FN_IRQ2, NULL);
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gpio_request(GPIO_FN_IRQ1, NULL);
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gpio_request(GPIO_FN_IRQ0, NULL);
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/* SPI0 (PTD) */
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gpio_request(GPIO_FN_SP0_MOSI, NULL);
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gpio_request(GPIO_FN_SP0_MISO, NULL);
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gpio_request(GPIO_FN_SP0_SCK, NULL);
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gpio_request(GPIO_FN_SP0_SCK_FB, NULL);
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gpio_request(GPIO_FN_SP0_SS0, NULL);
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gpio_request(GPIO_FN_SP0_SS1, NULL);
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gpio_request(GPIO_FN_SP0_SS2, NULL);
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gpio_request(GPIO_FN_SP0_SS3, NULL);
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/* RMII 0/1 (PTE, PTF) */
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gpio_request(GPIO_FN_RMII0_CRS_DV, NULL);
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gpio_request(GPIO_FN_RMII0_TXD1, NULL);
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gpio_request(GPIO_FN_RMII0_TXD0, NULL);
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gpio_request(GPIO_FN_RMII0_TXEN, NULL);
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gpio_request(GPIO_FN_RMII0_REFCLK, NULL);
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gpio_request(GPIO_FN_RMII0_RXD1, NULL);
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gpio_request(GPIO_FN_RMII0_RXD0, NULL);
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gpio_request(GPIO_FN_RMII0_RX_ER, NULL);
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gpio_request(GPIO_FN_RMII1_CRS_DV, NULL);
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gpio_request(GPIO_FN_RMII1_TXD1, NULL);
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gpio_request(GPIO_FN_RMII1_TXD0, NULL);
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gpio_request(GPIO_FN_RMII1_TXEN, NULL);
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gpio_request(GPIO_FN_RMII1_REFCLK, NULL);
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gpio_request(GPIO_FN_RMII1_RXD1, NULL);
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gpio_request(GPIO_FN_RMII1_RXD0, NULL);
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gpio_request(GPIO_FN_RMII1_RX_ER, NULL);
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/* eMMC (PTG) */
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gpio_request(GPIO_FN_MMCCLK, NULL);
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gpio_request(GPIO_FN_MMCCMD, NULL);
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gpio_request(GPIO_FN_MMCDAT7, NULL);
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gpio_request(GPIO_FN_MMCDAT6, NULL);
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gpio_request(GPIO_FN_MMCDAT5, NULL);
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gpio_request(GPIO_FN_MMCDAT4, NULL);
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gpio_request(GPIO_FN_MMCDAT3, NULL);
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gpio_request(GPIO_FN_MMCDAT2, NULL);
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gpio_request(GPIO_FN_MMCDAT1, NULL);
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gpio_request(GPIO_FN_MMCDAT0, NULL);
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/* LPC (PTG, PTH, PTQ, PTU) */
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gpio_request(GPIO_FN_SERIRQ, NULL);
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gpio_request(GPIO_FN_LPCPD, NULL);
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gpio_request(GPIO_FN_LDRQ, NULL);
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gpio_request(GPIO_FN_WP, NULL);
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gpio_request(GPIO_FN_FMS0, NULL);
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gpio_request(GPIO_FN_LAD3, NULL);
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gpio_request(GPIO_FN_LAD2, NULL);
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gpio_request(GPIO_FN_LAD1, NULL);
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gpio_request(GPIO_FN_LAD0, NULL);
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gpio_request(GPIO_FN_LFRAME, NULL);
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gpio_request(GPIO_FN_LRESET, NULL);
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gpio_request(GPIO_FN_LCLK, NULL);
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gpio_request(GPIO_FN_LGPIO7, NULL);
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gpio_request(GPIO_FN_LGPIO6, NULL);
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gpio_request(GPIO_FN_LGPIO5, NULL);
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gpio_request(GPIO_FN_LGPIO4, NULL);
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/* SPI1 (PTH) */
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gpio_request(GPIO_FN_SP1_MOSI, NULL);
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gpio_request(GPIO_FN_SP1_MISO, NULL);
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gpio_request(GPIO_FN_SP1_SCK, NULL);
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gpio_request(GPIO_FN_SP1_SCK_FB, NULL);
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gpio_request(GPIO_FN_SP1_SS0, NULL);
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gpio_request(GPIO_FN_SP1_SS1, NULL);
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/* SDHI (PTI) */
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gpio_request(GPIO_FN_SD_WP, NULL);
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gpio_request(GPIO_FN_SD_CD, NULL);
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gpio_request(GPIO_FN_SD_CLK, NULL);
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gpio_request(GPIO_FN_SD_CMD, NULL);
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gpio_request(GPIO_FN_SD_D3, NULL);
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gpio_request(GPIO_FN_SD_D2, NULL);
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gpio_request(GPIO_FN_SD_D1, NULL);
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gpio_request(GPIO_FN_SD_D0, NULL);
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/* SCIF3/4 (PTJ, PTW) */
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gpio_request(GPIO_FN_RTS3, NULL);
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gpio_request(GPIO_FN_CTS3, NULL);
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gpio_request(GPIO_FN_TXD3, NULL);
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gpio_request(GPIO_FN_RXD3, NULL);
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gpio_request(GPIO_FN_RTS4, NULL);
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gpio_request(GPIO_FN_RXD4, NULL);
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gpio_request(GPIO_FN_TXD4, NULL);
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gpio_request(GPIO_FN_CTS4, NULL);
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/* SERMUX (PTK, PTL, PTO, PTV) */
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gpio_request(GPIO_FN_COM2_TXD, NULL);
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gpio_request(GPIO_FN_COM2_RXD, NULL);
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gpio_request(GPIO_FN_COM2_RTS, NULL);
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gpio_request(GPIO_FN_COM2_CTS, NULL);
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gpio_request(GPIO_FN_COM2_DTR, NULL);
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gpio_request(GPIO_FN_COM2_DSR, NULL);
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gpio_request(GPIO_FN_COM2_DCD, NULL);
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gpio_request(GPIO_FN_COM2_RI, NULL);
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gpio_request(GPIO_FN_RAC_RXD, NULL);
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gpio_request(GPIO_FN_RAC_RTS, NULL);
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gpio_request(GPIO_FN_RAC_CTS, NULL);
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gpio_request(GPIO_FN_RAC_DTR, NULL);
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gpio_request(GPIO_FN_RAC_DSR, NULL);
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gpio_request(GPIO_FN_RAC_DCD, NULL);
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gpio_request(GPIO_FN_RAC_TXD, NULL);
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gpio_request(GPIO_FN_COM1_TXD, NULL);
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gpio_request(GPIO_FN_COM1_RXD, NULL);
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gpio_request(GPIO_FN_COM1_RTS, NULL);
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gpio_request(GPIO_FN_COM1_CTS, NULL);
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writeb(0x10, 0xfe470000); /* SMR0: SerMux mode 0 */
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/* IIC (PTM, PTR, PTS) */
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gpio_request(GPIO_FN_SDA7, NULL);
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gpio_request(GPIO_FN_SCL7, NULL);
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gpio_request(GPIO_FN_SDA6, NULL);
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gpio_request(GPIO_FN_SCL6, NULL);
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gpio_request(GPIO_FN_SDA5, NULL);
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gpio_request(GPIO_FN_SCL5, NULL);
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gpio_request(GPIO_FN_SDA4, NULL);
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gpio_request(GPIO_FN_SCL4, NULL);
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gpio_request(GPIO_FN_SDA3, NULL);
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gpio_request(GPIO_FN_SCL3, NULL);
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gpio_request(GPIO_FN_SDA2, NULL);
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gpio_request(GPIO_FN_SCL2, NULL);
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gpio_request(GPIO_FN_SDA1, NULL);
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gpio_request(GPIO_FN_SCL1, NULL);
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gpio_request(GPIO_FN_SDA0, NULL);
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gpio_request(GPIO_FN_SCL0, NULL);
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/* USB (PTN) */
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gpio_request(GPIO_FN_VBUS_EN, NULL);
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gpio_request(GPIO_FN_VBUS_OC, NULL);
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/* SGPIO1/0 (PTN, PTO) */
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gpio_request(GPIO_FN_SGPIO1_CLK, NULL);
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gpio_request(GPIO_FN_SGPIO1_LOAD, NULL);
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gpio_request(GPIO_FN_SGPIO1_DI, NULL);
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gpio_request(GPIO_FN_SGPIO1_DO, NULL);
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gpio_request(GPIO_FN_SGPIO0_CLK, NULL);
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gpio_request(GPIO_FN_SGPIO0_LOAD, NULL);
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gpio_request(GPIO_FN_SGPIO0_DI, NULL);
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gpio_request(GPIO_FN_SGPIO0_DO, NULL);
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/* WDT (PTN) */
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gpio_request(GPIO_FN_SUB_CLKIN, NULL);
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/* System (PTT) */
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gpio_request(GPIO_FN_STATUS1, NULL);
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gpio_request(GPIO_FN_STATUS0, NULL);
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/* PWMX (PTT) */
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gpio_request(GPIO_FN_PWMX1, NULL);
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gpio_request(GPIO_FN_PWMX0, NULL);
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/* R-SPI (PTV) */
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gpio_request(GPIO_FN_R_SPI_MOSI, NULL);
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gpio_request(GPIO_FN_R_SPI_MISO, NULL);
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gpio_request(GPIO_FN_R_SPI_RSPCK, NULL);
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gpio_request(GPIO_FN_R_SPI_SSL0, NULL);
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gpio_request(GPIO_FN_R_SPI_SSL1, NULL);
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/* EVC (PTV, PTW) */
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gpio_request(GPIO_FN_EVENT7, NULL);
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gpio_request(GPIO_FN_EVENT6, NULL);
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gpio_request(GPIO_FN_EVENT5, NULL);
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gpio_request(GPIO_FN_EVENT4, NULL);
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gpio_request(GPIO_FN_EVENT3, NULL);
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gpio_request(GPIO_FN_EVENT2, NULL);
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gpio_request(GPIO_FN_EVENT1, NULL);
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gpio_request(GPIO_FN_EVENT0, NULL);
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/* LED for heartbeat */
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gpio_request(GPIO_PTU3, NULL);
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gpio_direction_output(GPIO_PTU3, 1);
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gpio_request(GPIO_PTU2, NULL);
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gpio_direction_output(GPIO_PTU2, 1);
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gpio_request(GPIO_PTU1, NULL);
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gpio_direction_output(GPIO_PTU1, 1);
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gpio_request(GPIO_PTU0, NULL);
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gpio_direction_output(GPIO_PTU0, 1);
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/* control for MDIO of Gigabit Ethernet */
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gpio_request(GPIO_PTT4, NULL);
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gpio_direction_output(GPIO_PTT4, 1);
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/* control for eMMC */
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gpio_request(GPIO_PTT7, NULL); /* eMMC_RST# */
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gpio_direction_output(GPIO_PTT7, 0);
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gpio_request(GPIO_PTT6, NULL); /* eMMC_INDEX# */
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gpio_direction_output(GPIO_PTT6, 0);
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gpio_request(GPIO_PTT5, NULL); /* eMMC_PRST# */
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gpio_direction_output(GPIO_PTT5, 1);
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/* General platform */
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return platform_add_devices(sh7757lcr_devices,
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ARRAY_SIZE(sh7757lcr_devices));
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}
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arch_initcall(sh7757lcr_devices_setup);
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/* Initialize IRQ setting */
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void __init init_sh7757lcr_IRQ(void)
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{
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plat_irq_setup_pins(IRQ_MODE_IRQ7654);
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plat_irq_setup_pins(IRQ_MODE_IRQ3210);
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}
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/* Initialize the board */
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static void __init sh7757lcr_setup(char **cmdline_p)
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{
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printk(KERN_INFO "Renesas R0P7757LC0012RL support.\n");
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}
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static int sh7757lcr_mode_pins(void)
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{
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int value = 0;
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/* These are the factory default settings of S3 (Low active).
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* If you change these dip switches then you will need to
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* adjust the values below as well.
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*/
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value |= MODE_PIN0; /* Clock Mode: 1 */
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return value;
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}
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/* The Machine Vector */
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static struct sh_machine_vector mv_sh7757lcr __initmv = {
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.mv_name = "SH7757LCR",
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.mv_setup = sh7757lcr_setup,
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.mv_init_irq = init_sh7757lcr_IRQ,
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.mv_mode_pins = sh7757lcr_mode_pins,
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};
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