/*
* Copyright (C) 2009 Renesas Solutions Corp.
*
* Kuninori Morimoto <morimoto.kuninori@renesas.com>
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#include <linux/init.h>
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/gpio.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/delay.h>
#include <linux/usb/r8a66597.h>
#include <video/sh_mobile_lcdc.h>
#include <media/sh_mobile_ceu.h>
#include <asm/heartbeat.h>
#include <asm/sh_eth.h>
#include <cpu/sh7724.h>
/*
* Address Interface BusWidth
*-----------------------------------------
* 0x0000_0000 uboot 16bit
* 0x0004_0000 Linux romImage 16bit
* 0x0014_0000 MTD for Linux 16bit
* 0x0400_0000 Internal I/O 16/32bit
* 0x0800_0000 DRAM 32bit
* 0x1800_0000 MFI 16bit
*/
/* Heartbeat */
static unsigned char led_pos[] = { 0, 1, 2, 3 };
static struct heartbeat_data heartbeat_data = {
.regsize = 8,
.nr_bits = 4,
.bit_pos = led_pos,
};
static struct resource heartbeat_resources[] = {
[0] = {
.start = 0xA405012C, /* PTG */
.end = 0xA405012E - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device heartbeat_device = {
.name = "heartbeat",
.id = -1,
.dev = {
.platform_data = &heartbeat_data,
},
.num_resources = ARRAY_SIZE(heartbeat_resources),
.resource = heartbeat_resources,
};
/* MTD */
static struct mtd_partition nor_flash_partitions[] = {
{
.name = "boot loader",
.offset = 0,
.size = (5 * 1024 * 1024),
.mask_flags = MTD_CAP_ROM,
}, {
.name = "free-area",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
},
};
static struct physmap_flash_data nor_flash_data = {
.width = 2,
.parts = nor_flash_partitions,
.nr_parts = ARRAY_SIZE(nor_flash_partitions),
};
static struct resource nor_flash_resources[] = {
[0] = {
.name = "NOR Flash",
.start = 0x00000000,
.end = 0x03ffffff,
.flags = IORESOURCE_MEM,
}
};
static struct platform_device nor_flash_device = {
.name = "physmap-flash",
.resource = nor_flash_resources,
.num_resources = ARRAY_SIZE(nor_flash_resources),
.dev = {
.platform_data = &nor_flash_data,
},
};
/* SH Eth */
#define SH_ETH_ADDR (0xA4600000)
#define SH_ETH_MAHR (SH_ETH_ADDR + 0x1C0)
#define SH_ETH_MALR (SH_ETH_ADDR + 0x1C8)
static struct resource sh_eth_resources[] = {
[0] = {
.start = SH_ETH_ADDR,
.end = SH_ETH_ADDR + 0x1FC,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 91,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
},
};
struct sh_eth_plat_data sh_eth_plat = {
.phy = 0x1f, /* SMSC LAN8700 */
.edmac_endian = EDMAC_LITTLE_ENDIAN,
};
static struct platform_device sh_eth_device = {
.name = "sh-eth",
.id = 0,
.dev = {
.platform_data = &sh_eth_plat,
},
.num_resources = ARRAY_SIZE(sh_eth_resources),
.resource = sh_eth_resources,
};
/* USB0 host */
void usb0_port_power(int port, int power)
{
gpio_set_value(GPIO_PTB4, power);
}
static struct r8a66597_platdata usb0_host_data = {
.on_chip = 1,
.port_power = usb0_port_power,
};
static struct resource usb0_host_resources[] = {
[0] = {
.start = 0xa4d80000,
.end = 0xa4d80124 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 65,
.end = 65,
.flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
},
};
static struct platform_device usb0_host_device = {
.name = "r8a66597_hcd",
.id = 0,
.dev = {
.dma_mask = NULL, /* not use dma */
.coherent_dma_mask = 0xffffffff,
.platform_data = &usb0_host_data,
},
.num_resources = ARRAY_SIZE(usb0_host_resources),
.resource = usb0_host_resources,
};
/*
* USB1
*
* CN5 can use both host/function,
* and we can determine it by checking PTB[3]
*
* This time only USB1 host is supported.
*/
void usb1_port_power(int port, int power)
{
if (!gpio_get_value(GPIO_PTB3)) {
printk(KERN_ERR "USB1 function is not supported\n");
return;
}
gpio_set_value(GPIO_PTB5, power);
}
static struct r8a66597_platdata usb1_host_data = {
.on_chip = 1,
.port_power = usb1_port_power,
};
static struct resource usb1_host_resources[] = {
[0] = {
.start = 0xa4d90000,
.end = 0xa4d90124 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 66,
.end = 66,
.flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
},
};
static struct platform_device usb1_host_device = {
.name = "r8a66597_hcd",
.id = 1,
.dev = {
.dma_mask = NULL, /* not use dma */
.coherent_dma_mask = 0xffffffff,
.platform_data = &usb1_host_data,
},
.num_resources = ARRAY_SIZE(usb1_host_resources),
.resource = usb1_host_resources,
};
/* LCDC */
static struct sh_mobile_lcdc_info lcdc_info = {
.ch[0] = {
.interface_type = RGB18,
.chan = LCDC_CHAN_MAINLCD,
.bpp = 16,
.lcd_cfg = {
.sync = 0, /* hsync and vsync are active low */
},
.lcd_size_cfg = { /* 7.0 inch */
.width = 152,
.height = 91,
},
.board_cfg = {
},
}
};
static struct resource lcdc_resources[] = {
[0] = {
.name = "LCDC",
.start = 0xfe940000,
.end = 0xfe941fff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 106,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device lcdc_device = {
.name = "sh_mobile_lcdc_fb",
.num_resources = ARRAY_SIZE(lcdc_resources),
.resource = lcdc_resources,
.dev = {
.platform_data = &lcdc_info,
},
.archdata = {
.hwblk_id = HWBLK_LCDC,
},
};
/* CEU0 */
static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
.flags = SH_CEU_FLAG_USE_8BIT_BUS,
};
static struct resource ceu0_resources[] = {
[0] = {
.name = "CEU0",
.start = 0xfe910000,
.end = 0xfe91009f,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 52,
.flags = IORESOURCE_IRQ,
},
[2] = {
/* place holder for contiguous memory */
},
};
static struct platform_device ceu0_device = {
.name = "sh_mobile_ceu",
.id = 0, /* "ceu0" clock */
.num_resources = ARRAY_SIZE(ceu0_resources),
.resource = ceu0_resources,
.dev = {
.platform_data = &sh_mobile_ceu0_info,
},
.archdata = {
.hwblk_id = HWBLK_CEU0,
},
};
/* CEU1 */
static struct sh_mobile_ceu_info sh_mobile_ceu1_info = {
.flags = SH_CEU_FLAG_USE_8BIT_BUS,
};
static struct resource ceu1_resources[] = {
[0] = {
.name = "CEU1",
.start = 0xfe914000,
.end = 0xfe91409f,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 63,
.flags = IORESOURCE_IRQ,
},
[2] = {
/* place holder for contiguous memory */
},
};
static struct platform_device ceu1_device = {
.name = "sh_mobile_ceu",
.id = 1, /* "ceu1" clock */
.num_resources = ARRAY_SIZE(ceu1_resources),
.resource = ceu1_resources,
.dev = {
.platform_data = &sh_mobile_ceu1_info,
},
.archdata = {
.hwblk_id = HWBLK_CEU1,
},
};
static struct platform_device *ecovec_devices[] __initdata = {
&heartbeat_device,
&nor_flash_device,
&sh_eth_device,
&usb0_host_device,
&usb1_host_device, /* USB1 host support */
&lcdc_device,
&ceu0_device,
&ceu1_device,
};
#define PORT_HIZA 0xA4050158
#define IODRIVEA 0xA405018A
static int __init devices_setup(void)
{
/* enable SCIFA0 */
gpio_request(GPIO_FN_SCIF0_TXD, NULL);
gpio_request(GPIO_FN_SCIF0_RXD, NULL);
/* enable debug LED */
gpio_request(GPIO_PTG0, NULL);
gpio_request(GPIO_PTG1, NULL);
gpio_request(GPIO_PTG2, NULL);
gpio_request(GPIO_PTG3, NULL);
gpio_direction_output(GPIO_PTG0, 0);
gpio_direction_output(GPIO_PTG1, 0);
gpio_direction_output(GPIO_PTG2, 0);
gpio_direction_output(GPIO_PTG3, 0);
/* enable SH-Eth */
gpio_request(GPIO_PTA1, NULL);
gpio_direction_output(GPIO_PTA1, 1);
mdelay(20);
gpio_request(GPIO_FN_RMII_RXD0, NULL);
gpio_request(GPIO_FN_RMII_RXD1, NULL);
gpio_request(GPIO_FN_RMII_TXD0, NULL);
gpio_request(GPIO_FN_RMII_TXD1, NULL);
gpio_request(GPIO_FN_RMII_REF_CLK, NULL);
gpio_request(GPIO_FN_RMII_TX_EN, NULL);
gpio_request(GPIO_FN_RMII_RX_ER, NULL);
gpio_request(GPIO_FN_RMII_CRS_DV, NULL);
gpio_request(GPIO_FN_MDIO, NULL);
gpio_request(GPIO_FN_MDC, NULL);
gpio_request(GPIO_FN_LNKSTA, NULL);
/* enable USB */
gpio_request(GPIO_PTB3, NULL);
gpio_request(GPIO_PTB4, NULL);
gpio_request(GPIO_PTB5, NULL);
gpio_direction_input(GPIO_PTB3);
gpio_direction_output(GPIO_PTB4, 0);
gpio_direction_output(GPIO_PTB5, 0);
ctrl_outw(0x0600, 0xa40501d4);
ctrl_outw(0x0600, 0xa4050192);
/* enable LCDC */
gpio_request(GPIO_FN_LCDD23, NULL);
gpio_request(GPIO_FN_LCDD22, NULL);
gpio_request(GPIO_FN_LCDD21, NULL);
gpio_request(GPIO_FN_LCDD20, NULL);
gpio_request(GPIO_FN_LCDD19, NULL);
gpio_request(GPIO_FN_LCDD18, NULL);
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_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_LCDDISP, NULL);
gpio_request(GPIO_FN_LCDHSYN, NULL);
gpio_request(GPIO_FN_LCDDCK, NULL);
gpio_request(GPIO_FN_LCDVSYN, NULL);
gpio_request(GPIO_FN_LCDDON, NULL);
gpio_request(GPIO_FN_LCDLCLK, NULL);
ctrl_outw((ctrl_inw(PORT_HIZA) & ~0x0001), PORT_HIZA);
gpio_request(GPIO_PTE6, NULL);
gpio_request(GPIO_PTU1, NULL);
gpio_request(GPIO_PTR1, NULL);
gpio_request(GPIO_PTA2, NULL);
gpio_direction_input(GPIO_PTE6);
gpio_direction_output(GPIO_PTU1, 0);
gpio_direction_output(GPIO_PTR1, 0);
gpio_direction_output(GPIO_PTA2, 0);
/* I/O buffer drive ability is low */
ctrl_outw((ctrl_inw(IODRIVEA) & ~0x00c0) | 0x0040 , IODRIVEA);
if (gpio_get_value(GPIO_PTE6)) {
/* DVI */
lcdc_info.clock_source = LCDC_CLK_EXTERNAL;
lcdc_info.ch[0].clock_divider = 1,
lcdc_info.ch[0].lcd_cfg.name = "DVI";
lcdc_info.ch[0].lcd_cfg.xres = 1280;
lcdc_info.ch[0].lcd_cfg.yres = 720;
lcdc_info.ch[0].lcd_cfg.left_margin = 220;
lcdc_info.ch[0].lcd_cfg.right_margin = 110;
lcdc_info.ch[0].lcd_cfg.hsync_len = 40;
lcdc_info.ch[0].lcd_cfg.upper_margin = 20;
lcdc_info.ch[0].lcd_cfg.lower_margin = 5;
lcdc_info.ch[0].lcd_cfg.vsync_len = 5;
gpio_set_value(GPIO_PTA2, 1);
gpio_set_value(GPIO_PTU1, 1);
} else {
/* Panel */
lcdc_info.clock_source = LCDC_CLK_PERIPHERAL;
lcdc_info.ch[0].clock_divider = 2,
lcdc_info.ch[0].lcd_cfg.name = "Panel";
lcdc_info.ch[0].lcd_cfg.xres = 800;
lcdc_info.ch[0].lcd_cfg.yres = 480;
lcdc_info.ch[0].lcd_cfg.left_margin = 220;
lcdc_info.ch[0].lcd_cfg.right_margin = 110;
lcdc_info.ch[0].lcd_cfg.hsync_len = 70;
lcdc_info.ch[0].lcd_cfg.upper_margin = 20;
lcdc_info.ch[0].lcd_cfg.lower_margin = 5;
lcdc_info.ch[0].lcd_cfg.vsync_len = 5;
gpio_set_value(GPIO_PTR1, 1);
/* FIXME
*
* LCDDON control is needed for Panel,
* but current sh_mobile_lcdc driver doesn't control it.
* It is temporary correspondence
*/
gpio_request(GPIO_PTF4, NULL);
gpio_direction_output(GPIO_PTF4, 1);
}
/* enable CEU0 */
gpio_request(GPIO_FN_VIO0_D15, NULL);
gpio_request(GPIO_FN_VIO0_D14, NULL);
gpio_request(GPIO_FN_VIO0_D13, NULL);
gpio_request(GPIO_FN_VIO0_D12, NULL);
gpio_request(GPIO_FN_VIO0_D11, NULL);
gpio_request(GPIO_FN_VIO0_D10, NULL);
gpio_request(GPIO_FN_VIO0_D9, NULL);
gpio_request(GPIO_FN_VIO0_D8, NULL);
gpio_request(GPIO_FN_VIO0_D7, NULL);
gpio_request(GPIO_FN_VIO0_D6, NULL);
gpio_request(GPIO_FN_VIO0_D5, NULL);
gpio_request(GPIO_FN_VIO0_D4, NULL);
gpio_request(GPIO_FN_VIO0_D3, NULL);
gpio_request(GPIO_FN_VIO0_D2, NULL);
gpio_request(GPIO_FN_VIO0_D1, NULL);
gpio_request(GPIO_FN_VIO0_D0, NULL);
gpio_request(GPIO_FN_VIO0_VD, NULL);
gpio_request(GPIO_FN_VIO0_CLK, NULL);
gpio_request(GPIO_FN_VIO0_FLD, NULL);
gpio_request(GPIO_FN_VIO0_HD, NULL);
platform_resource_setup_memory(&ceu0_device, "ceu0", 4 << 20);
/* enable CEU1 */
gpio_request(GPIO_FN_VIO1_D7, NULL);
gpio_request(GPIO_FN_VIO1_D6, NULL);
gpio_request(GPIO_FN_VIO1_D5, NULL);
gpio_request(GPIO_FN_VIO1_D4, NULL);
gpio_request(GPIO_FN_VIO1_D3, NULL);
gpio_request(GPIO_FN_VIO1_D2, NULL);
gpio_request(GPIO_FN_VIO1_D1, NULL);
gpio_request(GPIO_FN_VIO1_D0, NULL);
gpio_request(GPIO_FN_VIO1_FLD, NULL);
gpio_request(GPIO_FN_VIO1_HD, NULL);
gpio_request(GPIO_FN_VIO1_VD, NULL);
gpio_request(GPIO_FN_VIO1_CLK, NULL);
platform_resource_setup_memory(&ceu1_device, "ceu1", 4 << 20);
return platform_add_devices(ecovec_devices,
ARRAY_SIZE(ecovec_devices));
}
device_initcall(devices_setup);
static struct sh_machine_vector mv_ecovec __initmv = {
.mv_name = "R0P7724 (EcoVec)",
};
