640 lines
15 KiB
C
640 lines
15 KiB
C
/*
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* Renesas System Solutions Asia Pte. Ltd - Migo-R
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*
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* Copyright (C) 2008 Magnus Damm
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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/interrupt.h>
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#include <linux/input.h>
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#include <linux/mtd/physmap.h>
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#include <linux/mtd/nand.h>
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#include <linux/i2c.h>
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#include <linux/smc91x.h>
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#include <linux/delay.h>
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#include <linux/clk.h>
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#include <linux/gpio.h>
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#include <linux/spi/spi.h>
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#include <linux/spi/spi_gpio.h>
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#include <video/sh_mobile_lcdc.h>
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#include <media/sh_mobile_ceu.h>
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#include <media/ov772x.h>
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#include <media/tw9910.h>
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#include <asm/clock.h>
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#include <asm/machvec.h>
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#include <asm/io.h>
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#include <asm/sh_keysc.h>
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#include <mach/migor.h>
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#include <cpu/sh7722.h>
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/* Address IRQ Size Bus Description
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* 0x00000000 64MB 16 NOR Flash (SP29PL256N)
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* 0x0c000000 64MB 64 SDRAM (2xK4M563233G)
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* 0x10000000 IRQ0 16 Ethernet (SMC91C111)
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* 0x14000000 IRQ4 16 USB 2.0 Host Controller (M66596)
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* 0x18000000 8GB 8 NAND Flash (K9K8G08U0A)
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*/
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static struct smc91x_platdata smc91x_info = {
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.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
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};
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static struct resource smc91x_eth_resources[] = {
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[0] = {
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.name = "SMC91C111" ,
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.start = 0x10000300,
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.end = 0x1000030f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 32, /* IRQ0 */
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.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
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},
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};
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static struct platform_device smc91x_eth_device = {
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.name = "smc91x",
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.num_resources = ARRAY_SIZE(smc91x_eth_resources),
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.resource = smc91x_eth_resources,
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.dev = {
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.platform_data = &smc91x_info,
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},
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};
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static struct sh_keysc_info sh_keysc_info = {
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.mode = SH_KEYSC_MODE_2, /* KEYOUT0->4, KEYIN1->5 */
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.scan_timing = 3,
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.delay = 5,
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.keycodes = {
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0, KEY_UP, KEY_DOWN, KEY_LEFT, KEY_RIGHT, KEY_ENTER,
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0, KEY_F, KEY_C, KEY_D, KEY_H, KEY_1,
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0, KEY_2, KEY_3, KEY_4, KEY_5, KEY_6,
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0, KEY_7, KEY_8, KEY_9, KEY_S, KEY_0,
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0, KEY_P, KEY_STOP, KEY_REWIND, KEY_PLAY, KEY_FASTFORWARD,
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},
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};
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static struct resource sh_keysc_resources[] = {
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[0] = {
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.start = 0x044b0000,
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.end = 0x044b000f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 79,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device sh_keysc_device = {
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.name = "sh_keysc",
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.id = 0, /* "keysc0" clock */
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.num_resources = ARRAY_SIZE(sh_keysc_resources),
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.resource = sh_keysc_resources,
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.dev = {
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.platform_data = &sh_keysc_info,
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},
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.archdata = {
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.hwblk_id = HWBLK_KEYSC,
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},
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};
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static struct mtd_partition migor_nor_flash_partitions[] =
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{
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{
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.name = "uboot",
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.offset = 0,
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.size = (1 * 1024 * 1024),
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.mask_flags = MTD_WRITEABLE, /* Read-only */
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},
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{
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.name = "rootfs",
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.offset = MTDPART_OFS_APPEND,
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.size = (15 * 1024 * 1024),
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},
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{
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.name = "other",
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.offset = MTDPART_OFS_APPEND,
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.size = MTDPART_SIZ_FULL,
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},
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};
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static struct physmap_flash_data migor_nor_flash_data = {
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.width = 2,
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.parts = migor_nor_flash_partitions,
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.nr_parts = ARRAY_SIZE(migor_nor_flash_partitions),
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};
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static struct resource migor_nor_flash_resources[] = {
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[0] = {
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.name = "NOR Flash",
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.start = 0x00000000,
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.end = 0x03ffffff,
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.flags = IORESOURCE_MEM,
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}
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};
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static struct platform_device migor_nor_flash_device = {
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.name = "physmap-flash",
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.resource = migor_nor_flash_resources,
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.num_resources = ARRAY_SIZE(migor_nor_flash_resources),
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.dev = {
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.platform_data = &migor_nor_flash_data,
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},
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};
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static struct mtd_partition migor_nand_flash_partitions[] = {
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{
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.name = "nanddata1",
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.offset = 0x0,
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.size = 512 * 1024 * 1024,
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},
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{
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.name = "nanddata2",
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.offset = MTDPART_OFS_APPEND,
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.size = 512 * 1024 * 1024,
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},
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};
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static void migor_nand_flash_cmd_ctl(struct mtd_info *mtd, int cmd,
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unsigned int ctrl)
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{
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struct nand_chip *chip = mtd->priv;
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if (cmd == NAND_CMD_NONE)
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return;
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if (ctrl & NAND_CLE)
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writeb(cmd, chip->IO_ADDR_W + 0x00400000);
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else if (ctrl & NAND_ALE)
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writeb(cmd, chip->IO_ADDR_W + 0x00800000);
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else
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writeb(cmd, chip->IO_ADDR_W);
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}
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static int migor_nand_flash_ready(struct mtd_info *mtd)
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{
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return gpio_get_value(GPIO_PTA1); /* NAND_RBn */
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}
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struct platform_nand_data migor_nand_flash_data = {
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.chip = {
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.nr_chips = 1,
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.partitions = migor_nand_flash_partitions,
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.nr_partitions = ARRAY_SIZE(migor_nand_flash_partitions),
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.chip_delay = 20,
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.part_probe_types = (const char *[]) { "cmdlinepart", NULL },
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},
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.ctrl = {
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.dev_ready = migor_nand_flash_ready,
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.cmd_ctrl = migor_nand_flash_cmd_ctl,
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},
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};
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static struct resource migor_nand_flash_resources[] = {
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[0] = {
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.name = "NAND Flash",
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.start = 0x18000000,
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.end = 0x18ffffff,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct platform_device migor_nand_flash_device = {
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.name = "gen_nand",
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.resource = migor_nand_flash_resources,
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.num_resources = ARRAY_SIZE(migor_nand_flash_resources),
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.dev = {
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.platform_data = &migor_nand_flash_data,
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}
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};
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static struct sh_mobile_lcdc_info sh_mobile_lcdc_info = {
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#ifdef CONFIG_SH_MIGOR_RTA_WVGA
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.clock_source = LCDC_CLK_BUS,
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.ch[0] = {
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.chan = LCDC_CHAN_MAINLCD,
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.bpp = 16,
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.interface_type = RGB16,
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.clock_divider = 2,
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.lcd_cfg = {
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.name = "LB070WV1",
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.xres = 800,
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.yres = 480,
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.left_margin = 64,
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.right_margin = 16,
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.hsync_len = 120,
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.upper_margin = 1,
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.lower_margin = 17,
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.vsync_len = 2,
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.sync = 0,
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},
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.lcd_size_cfg = { /* 7.0 inch */
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.width = 152,
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.height = 91,
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},
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}
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#endif
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#ifdef CONFIG_SH_MIGOR_QVGA
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.clock_source = LCDC_CLK_PERIPHERAL,
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.ch[0] = {
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.chan = LCDC_CHAN_MAINLCD,
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.bpp = 16,
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.interface_type = SYS16A,
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.clock_divider = 10,
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.lcd_cfg = {
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.name = "PH240320T",
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.xres = 320,
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.yres = 240,
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.left_margin = 0,
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.right_margin = 16,
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.hsync_len = 8,
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.upper_margin = 1,
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.lower_margin = 17,
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.vsync_len = 2,
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.sync = FB_SYNC_HOR_HIGH_ACT,
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},
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.lcd_size_cfg = { /* 2.4 inch */
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.width = 49,
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.height = 37,
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},
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.board_cfg = {
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.setup_sys = migor_lcd_qvga_setup,
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},
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.sys_bus_cfg = {
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.ldmt2r = 0x06000a09,
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.ldmt3r = 0x180e3418,
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/* set 1s delay to encourage fsync() */
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.deferred_io_msec = 1000,
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},
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}
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#endif
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};
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static struct resource migor_lcdc_resources[] = {
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[0] = {
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.name = "LCDC",
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.start = 0xfe940000, /* P4-only space */
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.end = 0xfe942fff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 28,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device migor_lcdc_device = {
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.name = "sh_mobile_lcdc_fb",
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.num_resources = ARRAY_SIZE(migor_lcdc_resources),
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.resource = migor_lcdc_resources,
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.dev = {
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.platform_data = &sh_mobile_lcdc_info,
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},
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.archdata = {
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.hwblk_id = HWBLK_LCDC,
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},
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};
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static struct clk *camera_clk;
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static DEFINE_MUTEX(camera_lock);
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static void camera_power_on(int is_tw)
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{
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mutex_lock(&camera_lock);
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/* Use 10 MHz VIO_CKO instead of 24 MHz to work
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* around signal quality issues on Panel Board V2.1.
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*/
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camera_clk = clk_get(NULL, "video_clk");
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clk_set_rate(camera_clk, 10000000);
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clk_enable(camera_clk); /* start VIO_CKO */
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/* use VIO_RST to take camera out of reset */
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mdelay(10);
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if (is_tw) {
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gpio_set_value(GPIO_PTT2, 0);
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gpio_set_value(GPIO_PTT0, 0);
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} else {
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gpio_set_value(GPIO_PTT0, 1);
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}
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gpio_set_value(GPIO_PTT3, 0);
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mdelay(10);
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gpio_set_value(GPIO_PTT3, 1);
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mdelay(10); /* wait to let chip come out of reset */
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}
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static void camera_power_off(void)
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{
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clk_disable(camera_clk); /* stop VIO_CKO */
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clk_put(camera_clk);
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gpio_set_value(GPIO_PTT3, 0);
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mutex_unlock(&camera_lock);
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}
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static int ov7725_power(struct device *dev, int mode)
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{
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if (mode)
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camera_power_on(0);
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else
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camera_power_off();
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return 0;
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}
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static int tw9910_power(struct device *dev, int mode)
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{
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if (mode)
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camera_power_on(1);
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else
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camera_power_off();
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return 0;
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}
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static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
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.flags = SH_CEU_FLAG_USE_8BIT_BUS,
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};
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static struct resource migor_ceu_resources[] = {
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[0] = {
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.name = "CEU",
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.start = 0xfe910000,
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.end = 0xfe91009f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 52,
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.flags = IORESOURCE_IRQ,
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},
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[2] = {
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/* place holder for contiguous memory */
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},
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};
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static struct platform_device migor_ceu_device = {
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.name = "sh_mobile_ceu",
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.id = 0, /* "ceu0" clock */
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.num_resources = ARRAY_SIZE(migor_ceu_resources),
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.resource = migor_ceu_resources,
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.dev = {
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.platform_data = &sh_mobile_ceu_info,
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},
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.archdata = {
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.hwblk_id = HWBLK_CEU,
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},
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};
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struct spi_gpio_platform_data sdcard_cn9_platform_data = {
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.sck = GPIO_PTD0,
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.mosi = GPIO_PTD1,
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.miso = GPIO_PTD2,
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.num_chipselect = 1,
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};
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static struct platform_device sdcard_cn9_device = {
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.name = "spi_gpio",
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.dev = {
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.platform_data = &sdcard_cn9_platform_data,
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},
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};
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static struct i2c_board_info migor_i2c_devices[] = {
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{
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I2C_BOARD_INFO("rs5c372b", 0x32),
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},
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{
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I2C_BOARD_INFO("migor_ts", 0x51),
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.irq = 38, /* IRQ6 */
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},
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};
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static struct i2c_board_info migor_i2c_camera[] = {
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{
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I2C_BOARD_INFO("ov772x", 0x21),
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},
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{
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I2C_BOARD_INFO("tw9910", 0x45),
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},
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};
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static struct ov772x_camera_info ov7725_info = {
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.buswidth = SOCAM_DATAWIDTH_8,
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.link = {
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.power = ov7725_power,
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.board_info = &migor_i2c_camera[0],
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.i2c_adapter_id = 0,
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.module_name = "ov772x",
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},
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};
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static struct tw9910_video_info tw9910_info = {
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.buswidth = SOCAM_DATAWIDTH_8,
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.mpout = TW9910_MPO_FIELD,
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.link = {
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.power = tw9910_power,
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.board_info = &migor_i2c_camera[1],
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.i2c_adapter_id = 0,
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.module_name = "tw9910",
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}
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};
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static struct platform_device migor_camera[] = {
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{
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.name = "soc-camera-pdrv",
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.id = 0,
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.dev = {
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.platform_data = &ov7725_info.link,
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},
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}, {
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.name = "soc-camera-pdrv",
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.id = 1,
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.dev = {
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.platform_data = &tw9910_info.link,
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},
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},
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};
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static struct platform_device *migor_devices[] __initdata = {
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&smc91x_eth_device,
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&sh_keysc_device,
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&migor_lcdc_device,
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&migor_ceu_device,
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&migor_nor_flash_device,
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&migor_nand_flash_device,
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&sdcard_cn9_device,
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&migor_camera[0],
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&migor_camera[1],
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};
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static struct spi_board_info migor_spi_devices[] = {
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{
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.modalias = "mmc_spi",
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.max_speed_hz = 5000000,
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.chip_select = 0,
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.controller_data = (void *) GPIO_PTD5,
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},
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};
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static int __init migor_devices_setup(void)
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{
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#ifdef CONFIG_PM
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/* Let D11 LED show STATUS0 */
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gpio_request(GPIO_FN_STATUS0, NULL);
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/* Lit D12 LED show PDSTATUS */
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gpio_request(GPIO_FN_PDSTATUS, NULL);
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#else
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/* Lit D11 LED */
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gpio_request(GPIO_PTJ7, NULL);
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gpio_direction_output(GPIO_PTJ7, 1);
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gpio_export(GPIO_PTJ7, 0);
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/* Lit D12 LED */
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gpio_request(GPIO_PTJ5, NULL);
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gpio_direction_output(GPIO_PTJ5, 1);
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gpio_export(GPIO_PTJ5, 0);
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#endif
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/* SMC91C111 - Enable IRQ0, Setup CS4 for 16-bit fast access */
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gpio_request(GPIO_FN_IRQ0, NULL);
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ctrl_outl(0x00003400, BSC_CS4BCR);
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ctrl_outl(0x00110080, BSC_CS4WCR);
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/* KEYSC */
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gpio_request(GPIO_FN_KEYOUT0, NULL);
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gpio_request(GPIO_FN_KEYOUT1, NULL);
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gpio_request(GPIO_FN_KEYOUT2, NULL);
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gpio_request(GPIO_FN_KEYOUT3, NULL);
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gpio_request(GPIO_FN_KEYOUT4_IN6, NULL);
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gpio_request(GPIO_FN_KEYIN1, NULL);
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gpio_request(GPIO_FN_KEYIN2, NULL);
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gpio_request(GPIO_FN_KEYIN3, NULL);
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gpio_request(GPIO_FN_KEYIN4, NULL);
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gpio_request(GPIO_FN_KEYOUT5_IN5, NULL);
|
|
|
|
/* NAND Flash */
|
|
gpio_request(GPIO_FN_CS6A_CE2B, NULL);
|
|
ctrl_outl((ctrl_inl(BSC_CS6ABCR) & ~0x0600) | 0x0200, BSC_CS6ABCR);
|
|
gpio_request(GPIO_PTA1, NULL);
|
|
gpio_direction_input(GPIO_PTA1);
|
|
|
|
/* Touch Panel */
|
|
gpio_request(GPIO_FN_IRQ6, NULL);
|
|
|
|
/* LCD Panel */
|
|
#ifdef CONFIG_SH_MIGOR_QVGA /* LCDC - QVGA - Enable SYS Interface signals */
|
|
gpio_request(GPIO_FN_LCDD17, NULL);
|
|
gpio_request(GPIO_FN_LCDD16, NULL);
|
|
gpio_request(GPIO_FN_LCDD15, NULL);
|
|
gpio_request(GPIO_FN_LCDD14, NULL);
|
|
gpio_request(GPIO_FN_LCDD13, NULL);
|
|
gpio_request(GPIO_FN_LCDD12, NULL);
|
|
gpio_request(GPIO_FN_LCDD11, NULL);
|
|
gpio_request(GPIO_FN_LCDD10, NULL);
|
|
gpio_request(GPIO_FN_LCDD8, NULL);
|
|
gpio_request(GPIO_FN_LCDD7, NULL);
|
|
gpio_request(GPIO_FN_LCDD6, NULL);
|
|
gpio_request(GPIO_FN_LCDD5, NULL);
|
|
gpio_request(GPIO_FN_LCDD4, NULL);
|
|
gpio_request(GPIO_FN_LCDD3, NULL);
|
|
gpio_request(GPIO_FN_LCDD2, NULL);
|
|
gpio_request(GPIO_FN_LCDD1, NULL);
|
|
gpio_request(GPIO_FN_LCDRS, NULL);
|
|
gpio_request(GPIO_FN_LCDCS, NULL);
|
|
gpio_request(GPIO_FN_LCDRD, NULL);
|
|
gpio_request(GPIO_FN_LCDWR, NULL);
|
|
gpio_request(GPIO_PTH2, NULL); /* LCD_DON */
|
|
gpio_direction_output(GPIO_PTH2, 1);
|
|
#endif
|
|
#ifdef CONFIG_SH_MIGOR_RTA_WVGA /* LCDC - WVGA - Enable RGB Interface signals */
|
|
gpio_request(GPIO_FN_LCDD15, NULL);
|
|
gpio_request(GPIO_FN_LCDD14, NULL);
|
|
gpio_request(GPIO_FN_LCDD13, NULL);
|
|
gpio_request(GPIO_FN_LCDD12, NULL);
|
|
gpio_request(GPIO_FN_LCDD11, NULL);
|
|
gpio_request(GPIO_FN_LCDD10, NULL);
|
|
gpio_request(GPIO_FN_LCDD9, NULL);
|
|
gpio_request(GPIO_FN_LCDD8, NULL);
|
|
gpio_request(GPIO_FN_LCDD7, NULL);
|
|
gpio_request(GPIO_FN_LCDD6, NULL);
|
|
gpio_request(GPIO_FN_LCDD5, NULL);
|
|
gpio_request(GPIO_FN_LCDD4, NULL);
|
|
gpio_request(GPIO_FN_LCDD3, NULL);
|
|
gpio_request(GPIO_FN_LCDD2, NULL);
|
|
gpio_request(GPIO_FN_LCDD1, NULL);
|
|
gpio_request(GPIO_FN_LCDD0, NULL);
|
|
gpio_request(GPIO_FN_LCDLCLK, NULL);
|
|
gpio_request(GPIO_FN_LCDDCK, NULL);
|
|
gpio_request(GPIO_FN_LCDVEPWC, NULL);
|
|
gpio_request(GPIO_FN_LCDVCPWC, NULL);
|
|
gpio_request(GPIO_FN_LCDVSYN, NULL);
|
|
gpio_request(GPIO_FN_LCDHSYN, NULL);
|
|
gpio_request(GPIO_FN_LCDDISP, NULL);
|
|
gpio_request(GPIO_FN_LCDDON, NULL);
|
|
#endif
|
|
|
|
/* CEU */
|
|
gpio_request(GPIO_FN_VIO_CLK2, NULL);
|
|
gpio_request(GPIO_FN_VIO_VD2, NULL);
|
|
gpio_request(GPIO_FN_VIO_HD2, NULL);
|
|
gpio_request(GPIO_FN_VIO_FLD, NULL);
|
|
gpio_request(GPIO_FN_VIO_CKO, NULL);
|
|
gpio_request(GPIO_FN_VIO_D15, NULL);
|
|
gpio_request(GPIO_FN_VIO_D14, NULL);
|
|
gpio_request(GPIO_FN_VIO_D13, NULL);
|
|
gpio_request(GPIO_FN_VIO_D12, NULL);
|
|
gpio_request(GPIO_FN_VIO_D11, NULL);
|
|
gpio_request(GPIO_FN_VIO_D10, NULL);
|
|
gpio_request(GPIO_FN_VIO_D9, NULL);
|
|
gpio_request(GPIO_FN_VIO_D8, NULL);
|
|
|
|
gpio_request(GPIO_PTT3, NULL); /* VIO_RST */
|
|
gpio_direction_output(GPIO_PTT3, 0);
|
|
gpio_request(GPIO_PTT2, NULL); /* TV_IN_EN */
|
|
gpio_direction_output(GPIO_PTT2, 1);
|
|
gpio_request(GPIO_PTT0, NULL); /* CAM_EN */
|
|
#ifdef CONFIG_SH_MIGOR_RTA_WVGA
|
|
gpio_direction_output(GPIO_PTT0, 0);
|
|
#else
|
|
gpio_direction_output(GPIO_PTT0, 1);
|
|
#endif
|
|
ctrl_outw(ctrl_inw(PORT_MSELCRB) | 0x2000, PORT_MSELCRB); /* D15->D8 */
|
|
|
|
platform_resource_setup_memory(&migor_ceu_device, "ceu", 4 << 20);
|
|
|
|
i2c_register_board_info(0, migor_i2c_devices,
|
|
ARRAY_SIZE(migor_i2c_devices));
|
|
|
|
spi_register_board_info(migor_spi_devices,
|
|
ARRAY_SIZE(migor_spi_devices));
|
|
|
|
return platform_add_devices(migor_devices, ARRAY_SIZE(migor_devices));
|
|
}
|
|
arch_initcall(migor_devices_setup);
|
|
|
|
/* Return the board specific boot mode pin configuration */
|
|
static int migor_mode_pins(void)
|
|
{
|
|
/* MD0=1, MD1=1, MD2=0: Clock Mode 3
|
|
* MD3=0: 16-bit Area0 Bus Width
|
|
* MD5=1: Little Endian
|
|
* TSTMD=1, MD8=0: Test Mode Disabled
|
|
*/
|
|
return MODE_PIN0 | MODE_PIN1 | MODE_PIN5;
|
|
}
|
|
|
|
/*
|
|
* The Machine Vector
|
|
*/
|
|
static struct sh_machine_vector mv_migor __initmv = {
|
|
.mv_name = "Migo-R",
|
|
.mv_mode_pins = migor_mode_pins,
|
|
};
|