302 lines
6.5 KiB
C
302 lines
6.5 KiB
C
/*
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* Renesas Technology Corp. R0P7785LC0011RL Support.
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*
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* Copyright (C) 2008 Yoshihiro Shimoda
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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/sm501.h>
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#include <linux/sm501-regs.h>
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#include <linux/fb.h>
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#include <linux/mtd/physmap.h>
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#include <linux/delay.h>
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#include <linux/i2c.h>
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#include <linux/i2c-pca-platform.h>
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#include <linux/i2c-algo-pca.h>
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#include <asm/heartbeat.h>
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#include <mach/sh7785lcr.h>
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/*
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* NOTE: This board has 2 physical memory maps.
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* Please look at include/asm-sh/sh7785lcr.h or hardware manual.
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*/
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static struct resource heartbeat_resources[] = {
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[0] = {
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.start = PLD_LEDCR,
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.end = PLD_LEDCR,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct heartbeat_data heartbeat_data = {
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.regsize = 8,
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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 = ARRAY_SIZE(heartbeat_resources),
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.resource = heartbeat_resources,
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};
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static struct mtd_partition nor_flash_partitions[] = {
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{
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.name = "loader",
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.offset = 0x00000000,
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.size = 512 * 1024,
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},
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{
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.name = "bootenv",
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.offset = MTDPART_OFS_APPEND,
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.size = 512 * 1024,
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},
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{
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.name = "kernel",
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.offset = MTDPART_OFS_APPEND,
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.size = 4 * 1024 * 1024,
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},
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{
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.name = "data",
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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 nor_flash_data = {
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.width = 4,
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.parts = nor_flash_partitions,
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.nr_parts = ARRAY_SIZE(nor_flash_partitions),
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};
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static struct resource nor_flash_resources[] = {
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[0] = {
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.start = NOR_FLASH_ADDR,
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.end = NOR_FLASH_ADDR + NOR_FLASH_SIZE - 1,
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.flags = IORESOURCE_MEM,
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}
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};
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static struct platform_device nor_flash_device = {
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.name = "physmap-flash",
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.dev = {
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.platform_data = &nor_flash_data,
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},
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.num_resources = ARRAY_SIZE(nor_flash_resources),
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.resource = nor_flash_resources,
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};
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static struct resource r8a66597_usb_host_resources[] = {
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[0] = {
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.name = "r8a66597_hcd",
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.start = R8A66597_ADDR,
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.end = R8A66597_ADDR + R8A66597_SIZE - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.name = "r8a66597_hcd",
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.start = 2,
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.end = 2,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device r8a66597_usb_host_device = {
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.name = "r8a66597_hcd",
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.id = -1,
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.dev = {
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.dma_mask = NULL,
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(r8a66597_usb_host_resources),
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.resource = r8a66597_usb_host_resources,
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};
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static struct resource sm501_resources[] = {
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[0] = {
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.start = SM107_MEM_ADDR,
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.end = SM107_MEM_ADDR + SM107_MEM_SIZE - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = SM107_REG_ADDR,
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.end = SM107_REG_ADDR + SM107_REG_SIZE - 1,
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.flags = IORESOURCE_MEM,
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},
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[2] = {
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.start = 10,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct fb_videomode sm501_default_mode_crt = {
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.pixclock = 35714, /* 28MHz */
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.xres = 640,
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.yres = 480,
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.left_margin = 105,
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.right_margin = 16,
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.upper_margin = 33,
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.lower_margin = 10,
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.hsync_len = 39,
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.vsync_len = 2,
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.sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
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};
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static struct fb_videomode sm501_default_mode_pnl = {
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.pixclock = 40000, /* 25MHz */
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.xres = 640,
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.yres = 480,
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.left_margin = 2,
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.right_margin = 16,
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.upper_margin = 33,
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.lower_margin = 10,
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.hsync_len = 39,
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.vsync_len = 2,
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.sync = 0,
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};
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static struct sm501_platdata_fbsub sm501_pdata_fbsub_pnl = {
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.def_bpp = 16,
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.def_mode = &sm501_default_mode_pnl,
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.flags = SM501FB_FLAG_USE_INIT_MODE |
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SM501FB_FLAG_USE_HWCURSOR |
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SM501FB_FLAG_USE_HWACCEL |
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SM501FB_FLAG_DISABLE_AT_EXIT |
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SM501FB_FLAG_PANEL_NO_VBIASEN,
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};
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static struct sm501_platdata_fbsub sm501_pdata_fbsub_crt = {
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.def_bpp = 16,
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.def_mode = &sm501_default_mode_crt,
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.flags = SM501FB_FLAG_USE_INIT_MODE |
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SM501FB_FLAG_USE_HWCURSOR |
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SM501FB_FLAG_USE_HWACCEL |
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SM501FB_FLAG_DISABLE_AT_EXIT,
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};
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static struct sm501_platdata_fb sm501_fb_pdata = {
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.fb_route = SM501_FB_OWN,
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.fb_crt = &sm501_pdata_fbsub_crt,
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.fb_pnl = &sm501_pdata_fbsub_pnl,
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};
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static struct sm501_initdata sm501_initdata = {
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.gpio_high = {
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.set = 0x00001fe0,
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.mask = 0x0,
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},
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.devices = 0,
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.mclk = 84 * 1000000,
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.m1xclk = 112 * 1000000,
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};
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static struct sm501_platdata sm501_platform_data = {
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.init = &sm501_initdata,
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.fb = &sm501_fb_pdata,
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};
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static struct platform_device sm501_device = {
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.name = "sm501",
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.id = -1,
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.dev = {
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.platform_data = &sm501_platform_data,
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},
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.num_resources = ARRAY_SIZE(sm501_resources),
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.resource = sm501_resources,
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};
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static struct resource i2c_resources[] = {
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[0] = {
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.start = PCA9564_ADDR,
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.end = PCA9564_ADDR + PCA9564_SIZE - 1,
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.flags = IORESOURCE_MEM | IORESOURCE_MEM_8BIT,
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},
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[1] = {
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.start = 12,
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.end = 12,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct i2c_pca9564_pf_platform_data i2c_platform_data = {
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.gpio = 0,
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.i2c_clock_speed = I2C_PCA_CON_330kHz,
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.timeout = 100,
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};
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static struct platform_device i2c_device = {
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.name = "i2c-pca-platform",
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.id = -1,
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.dev = {
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.platform_data = &i2c_platform_data,
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},
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.num_resources = ARRAY_SIZE(i2c_resources),
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.resource = i2c_resources,
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};
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static struct platform_device *sh7785lcr_devices[] __initdata = {
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&heartbeat_device,
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&nor_flash_device,
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&r8a66597_usb_host_device,
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&sm501_device,
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&i2c_device,
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};
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static struct i2c_board_info __initdata sh7785lcr_i2c_devices[] = {
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{
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I2C_BOARD_INFO("r2025sd", 0x32),
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},
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};
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static int __init sh7785lcr_devices_setup(void)
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{
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i2c_register_board_info(0, sh7785lcr_i2c_devices,
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ARRAY_SIZE(sh7785lcr_i2c_devices));
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return platform_add_devices(sh7785lcr_devices,
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ARRAY_SIZE(sh7785lcr_devices));
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}
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__initcall(sh7785lcr_devices_setup);
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/* Initialize IRQ setting */
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void __init init_sh7785lcr_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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static void sh7785lcr_power_off(void)
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{
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ctrl_outb(0x01, P2SEGADDR(PLD_POFCR));
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}
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/* Initialize the board */
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static void __init sh7785lcr_setup(char **cmdline_p)
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{
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void __iomem *sm501_reg;
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printk(KERN_INFO "Renesas Technology Corp. R0P7785LC0011RL support.\n");
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pm_power_off = sh7785lcr_power_off;
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/* sm501 DRAM configuration */
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sm501_reg = (void __iomem *)0xb3e00000 + SM501_DRAM_CONTROL;
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writel(0x000307c2, sm501_reg);
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}
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/*
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* The Machine Vector
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*/
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static struct sh_machine_vector mv_sh7785lcr __initmv = {
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.mv_name = "SH7785LCR",
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.mv_setup = sh7785lcr_setup,
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.mv_init_irq = init_sh7785lcr_IRQ,
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};
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