diff options
Diffstat (limited to 'arch/sh/boards/mach-kfr2r09')
| -rw-r--r-- | arch/sh/boards/mach-kfr2r09/Makefile | 5 | ||||
| -rw-r--r-- | arch/sh/boards/mach-kfr2r09/lcd_wqvga.c | 275 | ||||
| -rw-r--r-- | arch/sh/boards/mach-kfr2r09/sdram.S | 77 | ||||
| -rw-r--r-- | arch/sh/boards/mach-kfr2r09/setup.c | 649 |
4 files changed, 1006 insertions, 0 deletions
diff --git a/arch/sh/boards/mach-kfr2r09/Makefile b/arch/sh/boards/mach-kfr2r09/Makefile new file mode 100644 index 0000000000..4a4a35ad7b --- /dev/null +++ b/arch/sh/boards/mach-kfr2r09/Makefile @@ -0,0 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0 +obj-y := setup.o sdram.o +ifneq ($(CONFIG_FB_SH_MOBILE_LCDC),) +obj-y += lcd_wqvga.o +endif diff --git a/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c b/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c new file mode 100644 index 0000000000..f6bbac106d --- /dev/null +++ b/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c @@ -0,0 +1,275 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * KFR2R09 LCD panel support + * + * Copyright (C) 2009 Magnus Damm + * + * Register settings based on the out-of-tree t33fb.c driver + * Copyright (C) 2008 Lineo Solutions, Inc. + */ + +#include <linux/delay.h> +#include <linux/err.h> +#include <linux/fb.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/gpio.h> +#include <video/sh_mobile_lcdc.h> +#include <mach/kfr2r09.h> +#include <cpu/sh7724.h> + +/* The on-board LCD module is a Hitachi TX07D34VM0AAA. This module is made + * up of a 240x400 LCD hooked up to a R61517 driver IC. The driver IC is + * communicating with the main port of the LCDC using an 18-bit SYS interface. + * + * The device code for this LCD module is 0x01221517. + */ + +static const unsigned char data_frame_if[] = { + 0x02, /* WEMODE: 1=cont, 0=one-shot */ + 0x00, 0x00, + 0x00, /* EPF, DFM */ + 0x02, /* RIM[1] : 1 (18bpp) */ +}; + +static const unsigned char data_panel[] = { + 0x0b, + 0x63, /* 400 lines */ + 0x04, 0x00, 0x00, 0x04, 0x11, 0x00, 0x00, +}; + +static const unsigned char data_timing[] = { + 0x00, 0x00, 0x13, 0x08, 0x08, +}; + +static const unsigned char data_timing_src[] = { + 0x11, 0x01, 0x00, 0x01, +}; + +static const unsigned char data_gamma[] = { + 0x01, 0x02, 0x08, 0x23, 0x03, 0x0c, 0x00, 0x06, 0x00, 0x00, + 0x01, 0x00, 0x0c, 0x23, 0x03, 0x08, 0x02, 0x06, 0x00, 0x00, +}; + +static const unsigned char data_power[] = { + 0x07, 0xc5, 0xdc, 0x02, 0x33, 0x0a, +}; + +static unsigned long read_reg(void *sohandle, + struct sh_mobile_lcdc_sys_bus_ops *so) +{ + return so->read_data(sohandle); +} + +static void write_reg(void *sohandle, + struct sh_mobile_lcdc_sys_bus_ops *so, + int i, unsigned long v) +{ + if (i) + so->write_data(sohandle, v); /* PTH4/LCDRS High [param, 17:0] */ + else + so->write_index(sohandle, v); /* PTH4/LCDRS Low [cmd, 7:0] */ +} + +static void write_data(void *sohandle, + struct sh_mobile_lcdc_sys_bus_ops *so, + unsigned char const *data, int no_data) +{ + int i; + + for (i = 0; i < no_data; i++) + write_reg(sohandle, so, 1, data[i]); +} + +static unsigned long read_device_code(void *sohandle, + struct sh_mobile_lcdc_sys_bus_ops *so) +{ + unsigned long device_code; + + /* access protect OFF */ + write_reg(sohandle, so, 0, 0xb0); + write_reg(sohandle, so, 1, 0x00); + + /* deep standby OFF */ + write_reg(sohandle, so, 0, 0xb1); + write_reg(sohandle, so, 1, 0x00); + + /* device code command */ + write_reg(sohandle, so, 0, 0xbf); + mdelay(50); + + /* dummy read */ + read_reg(sohandle, so); + + /* read device code */ + device_code = ((read_reg(sohandle, so) & 0xff) << 24); + device_code |= ((read_reg(sohandle, so) & 0xff) << 16); + device_code |= ((read_reg(sohandle, so) & 0xff) << 8); + device_code |= (read_reg(sohandle, so) & 0xff); + + return device_code; +} + +static void write_memory_start(void *sohandle, + struct sh_mobile_lcdc_sys_bus_ops *so) +{ + write_reg(sohandle, so, 0, 0x2c); +} + +static void clear_memory(void *sohandle, + struct sh_mobile_lcdc_sys_bus_ops *so) +{ + int i; + + /* write start */ + write_memory_start(sohandle, so); + + /* paint it black */ + for (i = 0; i < (240 * 400); i++) + write_reg(sohandle, so, 1, 0x00); +} + +static void display_on(void *sohandle, + struct sh_mobile_lcdc_sys_bus_ops *so) +{ + /* access protect off */ + write_reg(sohandle, so, 0, 0xb0); + write_reg(sohandle, so, 1, 0x00); + + /* exit deep standby mode */ + write_reg(sohandle, so, 0, 0xb1); + write_reg(sohandle, so, 1, 0x00); + + /* frame memory I/F */ + write_reg(sohandle, so, 0, 0xb3); + write_data(sohandle, so, data_frame_if, ARRAY_SIZE(data_frame_if)); + + /* display mode and frame memory write mode */ + write_reg(sohandle, so, 0, 0xb4); + write_reg(sohandle, so, 1, 0x00); /* DBI, internal clock */ + + /* panel */ + write_reg(sohandle, so, 0, 0xc0); + write_data(sohandle, so, data_panel, ARRAY_SIZE(data_panel)); + + /* timing (normal) */ + write_reg(sohandle, so, 0, 0xc1); + write_data(sohandle, so, data_timing, ARRAY_SIZE(data_timing)); + + /* timing (partial) */ + write_reg(sohandle, so, 0, 0xc2); + write_data(sohandle, so, data_timing, ARRAY_SIZE(data_timing)); + + /* timing (idle) */ + write_reg(sohandle, so, 0, 0xc3); + write_data(sohandle, so, data_timing, ARRAY_SIZE(data_timing)); + + /* timing (source/VCOM/gate driving) */ + write_reg(sohandle, so, 0, 0xc4); + write_data(sohandle, so, data_timing_src, ARRAY_SIZE(data_timing_src)); + + /* gamma (red) */ + write_reg(sohandle, so, 0, 0xc8); + write_data(sohandle, so, data_gamma, ARRAY_SIZE(data_gamma)); + + /* gamma (green) */ + write_reg(sohandle, so, 0, 0xc9); + write_data(sohandle, so, data_gamma, ARRAY_SIZE(data_gamma)); + + /* gamma (blue) */ + write_reg(sohandle, so, 0, 0xca); + write_data(sohandle, so, data_gamma, ARRAY_SIZE(data_gamma)); + + /* power (common) */ + write_reg(sohandle, so, 0, 0xd0); + write_data(sohandle, so, data_power, ARRAY_SIZE(data_power)); + + /* VCOM */ + write_reg(sohandle, so, 0, 0xd1); + write_reg(sohandle, so, 1, 0x00); + write_reg(sohandle, so, 1, 0x0f); + write_reg(sohandle, so, 1, 0x02); + + /* power (normal) */ + write_reg(sohandle, so, 0, 0xd2); + write_reg(sohandle, so, 1, 0x63); + write_reg(sohandle, so, 1, 0x24); + + /* power (partial) */ + write_reg(sohandle, so, 0, 0xd3); + write_reg(sohandle, so, 1, 0x63); + write_reg(sohandle, so, 1, 0x24); + + /* power (idle) */ + write_reg(sohandle, so, 0, 0xd4); + write_reg(sohandle, so, 1, 0x63); + write_reg(sohandle, so, 1, 0x24); + + write_reg(sohandle, so, 0, 0xd8); + write_reg(sohandle, so, 1, 0x77); + write_reg(sohandle, so, 1, 0x77); + + /* TE signal */ + write_reg(sohandle, so, 0, 0x35); + write_reg(sohandle, so, 1, 0x00); + + /* TE signal line */ + write_reg(sohandle, so, 0, 0x44); + write_reg(sohandle, so, 1, 0x00); + write_reg(sohandle, so, 1, 0x00); + + /* column address */ + write_reg(sohandle, so, 0, 0x2a); + write_reg(sohandle, so, 1, 0x00); + write_reg(sohandle, so, 1, 0x00); + write_reg(sohandle, so, 1, 0x00); + write_reg(sohandle, so, 1, 0xef); + + /* page address */ + write_reg(sohandle, so, 0, 0x2b); + write_reg(sohandle, so, 1, 0x00); + write_reg(sohandle, so, 1, 0x00); + write_reg(sohandle, so, 1, 0x01); + write_reg(sohandle, so, 1, 0x8f); + + /* exit sleep mode */ + write_reg(sohandle, so, 0, 0x11); + + mdelay(120); + + /* clear vram */ + clear_memory(sohandle, so); + + /* display ON */ + write_reg(sohandle, so, 0, 0x29); + mdelay(1); + + write_memory_start(sohandle, so); +} + +int kfr2r09_lcd_setup(void *sohandle, struct sh_mobile_lcdc_sys_bus_ops *so) +{ + /* power on */ + gpio_set_value(GPIO_PTF4, 0); /* PROTECT/ -> L */ + gpio_set_value(GPIO_PTE4, 0); /* LCD_RST/ -> L */ + gpio_set_value(GPIO_PTF4, 1); /* PROTECT/ -> H */ + udelay(1100); + gpio_set_value(GPIO_PTE4, 1); /* LCD_RST/ -> H */ + udelay(10); + gpio_set_value(GPIO_PTF4, 0); /* PROTECT/ -> L */ + mdelay(20); + + if (read_device_code(sohandle, so) != 0x01221517) + return -ENODEV; + + pr_info("KFR2R09 WQVGA LCD Module detected.\n"); + + display_on(sohandle, so); + return 0; +} + +void kfr2r09_lcd_start(void *sohandle, struct sh_mobile_lcdc_sys_bus_ops *so) +{ + write_memory_start(sohandle, so); +} diff --git a/arch/sh/boards/mach-kfr2r09/sdram.S b/arch/sh/boards/mach-kfr2r09/sdram.S new file mode 100644 index 0000000000..f1b8985cb9 --- /dev/null +++ b/arch/sh/boards/mach-kfr2r09/sdram.S @@ -0,0 +1,77 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * KFR2R09 sdram self/auto-refresh setup code + * + * Copyright (C) 2009 Magnus Damm + */ + +#include <linux/sys.h> +#include <linux/errno.h> +#include <linux/linkage.h> +#include <asm/asm-offsets.h> +#include <asm/suspend.h> +#include <asm/romimage-macros.h> + +/* code to enter and leave self-refresh. must be self-contained. + * this code will be copied to on-chip memory and executed from there. + */ + .balign 4 +ENTRY(kfr2r09_sdram_enter_start) + + /* DBSC: put memory in self-refresh mode */ + + ED 0xFD000010, 0x00000000 /* DBEN */ + ED 0xFD000040, 0x00000000 /* DBRFPDN0 */ + ED 0xFD000014, 0x00000002 /* DBCMDCNT (PALL) */ + ED 0xFD000014, 0x00000004 /* DBCMDCNT (REF) */ + ED 0xFD000040, 0x00000001 /* DBRFPDN0 */ + + rts + nop + +ENTRY(kfr2r09_sdram_enter_end) + + .balign 4 +ENTRY(kfr2r09_sdram_leave_start) + + /* DBSC: put memory in auto-refresh mode */ + + mov.l @(SH_SLEEP_MODE, r5), r0 + tst #SUSP_SH_RSTANDBY, r0 + bf resume_rstandby + + ED 0xFD000040, 0x00000000 /* DBRFPDN0 */ + WAIT 1 + ED 0xFD000014, 0x00000002 /* DBCMDCNT (PALL) */ + ED 0xFD000014, 0x00000004 /* DBCMDCNT (REF) */ + ED 0xFD000010, 0x00000001 /* DBEN */ + ED 0xFD000040, 0x00010000 /* DBRFPDN0 */ + + rts + nop + +resume_rstandby: + + /* DBSC: re-initialize and put in auto-refresh */ + + ED 0xFD000108, 0x40000301 /* DBPDCNT0 */ + ED 0xFD000020, 0x011B0002 /* DBCONF */ + ED 0xFD000030, 0x03060E02 /* DBTR0 */ + ED 0xFD000034, 0x01020102 /* DBTR1 */ + ED 0xFD000038, 0x01090406 /* DBTR2 */ + ED 0xFD000008, 0x00000004 /* DBKIND */ + ED 0xFD000040, 0x00000001 /* DBRFPDN0 */ + ED 0xFD000040, 0x00000000 /* DBRFPDN0 */ + ED 0xFD000018, 0x00000001 /* DBCKECNT */ + WAIT 1 + ED 0xFD000010, 0x00000001 /* DBEN */ + ED 0xFD000044, 0x000004AF /* DBRFPDN1 */ + ED 0xFD000048, 0x20CF0037 /* DBRFPDN2 */ + ED 0xFD000014, 0x00000004 /* DBCMDCNT (REF) */ + ED 0xFD000108, 0x40000300 /* DBPDCNT0 */ + ED 0xFD000040, 0x00010000 /* DBRFPDN0 */ + + rts + nop + +ENTRY(kfr2r09_sdram_leave_end) diff --git a/arch/sh/boards/mach-kfr2r09/setup.c b/arch/sh/boards/mach-kfr2r09/setup.c new file mode 100644 index 0000000000..6b775eae85 --- /dev/null +++ b/arch/sh/boards/mach-kfr2r09/setup.c @@ -0,0 +1,649 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * KFR2R09 board support code + * + * Copyright (C) 2009 Magnus Damm + */ + +#include <asm/clock.h> +#include <asm/io.h> +#include <asm/machvec.h> +#include <asm/suspend.h> + +#include <cpu/sh7724.h> + +#include <linux/clkdev.h> +#include <linux/delay.h> +#include <linux/gpio.h> +#include <linux/gpio/machine.h> +#include <linux/i2c.h> +#include <linux/init.h> +#include <linux/input.h> +#include <linux/input/sh_keysc.h> +#include <linux/interrupt.h> +#include <linux/memblock.h> +#include <linux/mfd/tmio.h> +#include <linux/mmc/host.h> +#include <linux/mtd/physmap.h> +#include <linux/platform_data/lv5207lp.h> +#include <linux/platform_device.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> +#include <linux/sh_intc.h> +#include <linux/usb/r8a66597.h> +#include <linux/videodev2.h> +#include <linux/dma-map-ops.h> + +#include <mach/kfr2r09.h> + +#include <media/drv-intf/renesas-ceu.h> +#include <media/i2c/rj54n1cb0c.h> + +#include <video/sh_mobile_lcdc.h> + +#define CEU_BUFFER_MEMORY_SIZE (4 << 20) +static phys_addr_t ceu_dma_membase; + +/* set VIO_CKO clock to 25MHz */ +#define CEU_MCLK_FREQ 25000000 +#define DRVCRB 0xA405018C + +static struct mtd_partition kfr2r09_nor_flash_partitions[] = +{ + { + .name = "boot", + .offset = 0, + .size = (4 * 1024 * 1024), + .mask_flags = MTD_WRITEABLE, /* Read-only */ + }, + { + .name = "other", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data kfr2r09_nor_flash_data = { + .width = 2, + .parts = kfr2r09_nor_flash_partitions, + .nr_parts = ARRAY_SIZE(kfr2r09_nor_flash_partitions), +}; + +static struct resource kfr2r09_nor_flash_resources[] = { + [0] = { + .name = "NOR Flash", + .start = 0x00000000, + .end = 0x03ffffff, + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device kfr2r09_nor_flash_device = { + .name = "physmap-flash", + .resource = kfr2r09_nor_flash_resources, + .num_resources = ARRAY_SIZE(kfr2r09_nor_flash_resources), + .dev = { + .platform_data = &kfr2r09_nor_flash_data, + }, +}; + +static struct resource kfr2r09_nand_flash_resources[] = { + [0] = { + .name = "NAND Flash", + .start = 0x10000000, + .end = 0x1001ffff, + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device kfr2r09_nand_flash_device = { + .name = "onenand-flash", + .resource = kfr2r09_nand_flash_resources, + .num_resources = ARRAY_SIZE(kfr2r09_nand_flash_resources), +}; + +static struct sh_keysc_info kfr2r09_sh_keysc_info = { + .mode = SH_KEYSC_MODE_1, /* KEYOUT0->4, KEYIN0->4 */ + .scan_timing = 3, + .delay = 10, + .keycodes = { + KEY_PHONE, KEY_CLEAR, KEY_MAIL, KEY_WWW, KEY_ENTER, + KEY_1, KEY_2, KEY_3, 0, KEY_UP, + KEY_4, KEY_5, KEY_6, 0, KEY_LEFT, + KEY_7, KEY_8, KEY_9, KEY_PROG1, KEY_RIGHT, + KEY_S, KEY_0, KEY_P, KEY_PROG2, KEY_DOWN, + 0, 0, 0, 0, 0 + }, +}; + +static struct resource kfr2r09_sh_keysc_resources[] = { + [0] = { + .name = "KEYSC", + .start = 0x044b0000, + .end = 0x044b000f, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0xbe0), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device kfr2r09_sh_keysc_device = { + .name = "sh_keysc", + .id = 0, /* "keysc0" clock */ + .num_resources = ARRAY_SIZE(kfr2r09_sh_keysc_resources), + .resource = kfr2r09_sh_keysc_resources, + .dev = { + .platform_data = &kfr2r09_sh_keysc_info, + }, +}; + +static const struct fb_videomode kfr2r09_lcdc_modes[] = { + { + .name = "TX07D34VM0AAA", + .xres = 240, + .yres = 400, + .left_margin = 0, + .right_margin = 16, + .hsync_len = 8, + .upper_margin = 0, + .lower_margin = 1, + .vsync_len = 1, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + }, +}; + +static struct sh_mobile_lcdc_info kfr2r09_sh_lcdc_info = { + .clock_source = LCDC_CLK_BUS, + .ch[0] = { + .chan = LCDC_CHAN_MAINLCD, + .fourcc = V4L2_PIX_FMT_RGB565, + .interface_type = SYS18, + .clock_divider = 6, + .flags = LCDC_FLAGS_DWPOL, + .lcd_modes = kfr2r09_lcdc_modes, + .num_modes = ARRAY_SIZE(kfr2r09_lcdc_modes), + .panel_cfg = { + .width = 35, + .height = 58, + .setup_sys = kfr2r09_lcd_setup, + .start_transfer = kfr2r09_lcd_start, + }, + .sys_bus_cfg = { + .ldmt2r = 0x07010904, + .ldmt3r = 0x14012914, + /* set 1s delay to encourage fsync() */ + .deferred_io_msec = 1000, + }, + } +}; + +static struct resource kfr2r09_sh_lcdc_resources[] = { + [0] = { + .name = "LCDC", + .start = 0xfe940000, /* P4-only space */ + .end = 0xfe942fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0xf40), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device kfr2r09_sh_lcdc_device = { + .name = "sh_mobile_lcdc_fb", + .num_resources = ARRAY_SIZE(kfr2r09_sh_lcdc_resources), + .resource = kfr2r09_sh_lcdc_resources, + .dev = { + .platform_data = &kfr2r09_sh_lcdc_info, + }, +}; + +static struct lv5207lp_platform_data kfr2r09_backlight_data = { + .dev = &kfr2r09_sh_lcdc_device.dev, + .def_value = 13, + .max_value = 13, +}; + +static struct i2c_board_info kfr2r09_backlight_board_info = { + I2C_BOARD_INFO("lv5207lp", 0x75), + .platform_data = &kfr2r09_backlight_data, +}; + +static struct r8a66597_platdata kfr2r09_usb0_gadget_data = { + .on_chip = 1, +}; + +static struct resource kfr2r09_usb0_gadget_resources[] = { + [0] = { + .start = 0x04d80000, + .end = 0x04d80123, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0xa20), + .end = evt2irq(0xa20), + .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW, + }, +}; + +static struct platform_device kfr2r09_usb0_gadget_device = { + .name = "r8a66597_udc", + .id = 0, + .dev = { + .dma_mask = NULL, /* not use dma */ + .coherent_dma_mask = 0xffffffff, + .platform_data = &kfr2r09_usb0_gadget_data, + }, + .num_resources = ARRAY_SIZE(kfr2r09_usb0_gadget_resources), + .resource = kfr2r09_usb0_gadget_resources, +}; + +static struct ceu_platform_data ceu_pdata = { + .num_subdevs = 1, + .subdevs = { + { /* [0] = rj54n1cb0c */ + .flags = 0, + .bus_width = 8, + .bus_shift = 0, + .i2c_adapter_id = 1, + .i2c_address = 0x50, + }, + }, +}; + +static struct resource kfr2r09_ceu_resources[] = { + [0] = { + .name = "CEU", + .start = 0xfe910000, + .end = 0xfe91009f, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x880), + .end = evt2irq(0x880), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device kfr2r09_ceu_device = { + .name = "renesas-ceu", + .id = 0, /* "ceu0" clock */ + .num_resources = ARRAY_SIZE(kfr2r09_ceu_resources), + .resource = kfr2r09_ceu_resources, + .dev = { + .platform_data = &ceu_pdata, + }, +}; + +static struct rj54n1_pdata rj54n1_priv = { + .mclk_freq = CEU_MCLK_FREQ, + .ioctl_high = false, +}; + +static struct i2c_board_info kfr2r09_i2c_camera = { + I2C_BOARD_INFO("rj54n1cb0c", 0x50), + .platform_data = &rj54n1_priv, +}; + +static struct gpiod_lookup_table rj54n1_gpios = { + .dev_id = "1-0050", + .table = { + GPIO_LOOKUP("sh7724_pfc", GPIO_PTB4, "poweron", + GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("sh7724_pfc", GPIO_PTB7, "enable", + GPIO_ACTIVE_HIGH), + }, +}; + +/* Fixed 3.3V regulator to be used by SDHI0 */ +static struct regulator_consumer_supply fixed3v3_power_consumers[] = +{ + REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"), + REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"), +}; + +static struct resource kfr2r09_sh_sdhi0_resources[] = { + [0] = { + .name = "SDHI0", + .start = 0x04ce0000, + .end = 0x04ce00ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0xe80), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct tmio_mmc_data sh7724_sdhi0_data = { + .chan_priv_tx = (void *)SHDMA_SLAVE_SDHI0_TX, + .chan_priv_rx = (void *)SHDMA_SLAVE_SDHI0_RX, + .capabilities = MMC_CAP_SDIO_IRQ, + .capabilities2 = MMC_CAP2_NO_WRITE_PROTECT, +}; + +static struct platform_device kfr2r09_sh_sdhi0_device = { + .name = "sh_mobile_sdhi", + .num_resources = ARRAY_SIZE(kfr2r09_sh_sdhi0_resources), + .resource = kfr2r09_sh_sdhi0_resources, + .dev = { + .platform_data = &sh7724_sdhi0_data, + }, +}; + +static struct platform_device *kfr2r09_devices[] __initdata = { + &kfr2r09_nor_flash_device, + &kfr2r09_nand_flash_device, + &kfr2r09_sh_keysc_device, + &kfr2r09_sh_lcdc_device, + &kfr2r09_sh_sdhi0_device, +}; + +#define BSC_CS0BCR 0xfec10004 +#define BSC_CS0WCR 0xfec10024 +#define BSC_CS4BCR 0xfec10010 +#define BSC_CS4WCR 0xfec10030 +#define PORT_MSELCRB 0xa4050182 + +#ifdef CONFIG_I2C +static int kfr2r09_usb0_gadget_i2c_setup(void) +{ + struct i2c_adapter *a; + struct i2c_msg msg; + unsigned char buf[2]; + int ret; + + a = i2c_get_adapter(0); + if (!a) + return -ENODEV; + + /* set bit 1 (the second bit) of chip at 0x09, register 0x13 */ + buf[0] = 0x13; + msg.addr = 0x09; + msg.buf = buf; + msg.len = 1; + msg.flags = 0; + ret = i2c_transfer(a, &msg, 1); + if (ret != 1) + return -ENODEV; + + buf[0] = 0; + msg.addr = 0x09; + msg.buf = buf; + msg.len = 1; + msg.flags = I2C_M_RD; + ret = i2c_transfer(a, &msg, 1); + if (ret != 1) + return -ENODEV; + + buf[1] = buf[0] | (1 << 1); + buf[0] = 0x13; + msg.addr = 0x09; + msg.buf = buf; + msg.len = 2; + msg.flags = 0; + ret = i2c_transfer(a, &msg, 1); + if (ret != 1) + return -ENODEV; + + return 0; +} + +static int kfr2r09_serial_i2c_setup(void) +{ + struct i2c_adapter *a; + struct i2c_msg msg; + unsigned char buf[2]; + int ret; + + a = i2c_get_adapter(0); + if (!a) + return -ENODEV; + + /* set bit 6 (the 7th bit) of chip at 0x09, register 0x13 */ + buf[0] = 0x13; + msg.addr = 0x09; + msg.buf = buf; + msg.len = 1; + msg.flags = 0; + ret = i2c_transfer(a, &msg, 1); + if (ret != 1) + return -ENODEV; + + buf[0] = 0; + msg.addr = 0x09; + msg.buf = buf; + msg.len = 1; + msg.flags = I2C_M_RD; + ret = i2c_transfer(a, &msg, 1); + if (ret != 1) + return -ENODEV; + + buf[1] = buf[0] | (1 << 6); + buf[0] = 0x13; + msg.addr = 0x09; + msg.buf = buf; + msg.len = 2; + msg.flags = 0; + ret = i2c_transfer(a, &msg, 1); + if (ret != 1) + return -ENODEV; + + return 0; +} +#else +static int kfr2r09_usb0_gadget_i2c_setup(void) +{ + return -ENODEV; +} + +static int kfr2r09_serial_i2c_setup(void) +{ + return -ENODEV; +} +#endif + +static int kfr2r09_usb0_gadget_setup(void) +{ + int plugged_in; + + gpio_request(GPIO_PTN4, NULL); /* USB_DET */ + gpio_direction_input(GPIO_PTN4); + plugged_in = gpio_get_value(GPIO_PTN4); + if (!plugged_in) + return -ENODEV; /* no cable plugged in */ + + if (kfr2r09_usb0_gadget_i2c_setup() != 0) + return -ENODEV; /* unable to configure using i2c */ + + __raw_writew((__raw_readw(PORT_MSELCRB) & ~0xc000) | 0x8000, PORT_MSELCRB); + gpio_request(GPIO_FN_PDSTATUS, NULL); /* R-standby disables USB clock */ + gpio_request(GPIO_PTV6, NULL); /* USBCLK_ON */ + gpio_direction_output(GPIO_PTV6, 1); /* USBCLK_ON = H */ + msleep(20); /* wait 20ms to let the clock settle */ + clk_enable(clk_get(NULL, "usb0")); + __raw_writew(0x0600, 0xa40501d4); + + return 0; +} + +extern char kfr2r09_sdram_enter_start; +extern char kfr2r09_sdram_enter_end; +extern char kfr2r09_sdram_leave_start; +extern char kfr2r09_sdram_leave_end; + +static int __init kfr2r09_devices_setup(void) +{ + struct clk *camera_clk; + + /* register board specific self-refresh code */ + sh_mobile_register_self_refresh(SUSP_SH_STANDBY | SUSP_SH_SF | + SUSP_SH_RSTANDBY, + &kfr2r09_sdram_enter_start, + &kfr2r09_sdram_enter_end, + &kfr2r09_sdram_leave_start, + &kfr2r09_sdram_leave_end); + + regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers, + ARRAY_SIZE(fixed3v3_power_consumers), 3300000); + + /* enable SCIF1 serial port for YC401 console support */ + gpio_request(GPIO_FN_SCIF1_RXD, NULL); + gpio_request(GPIO_FN_SCIF1_TXD, NULL); + kfr2r09_serial_i2c_setup(); /* ECONTMSK(bit6=L10ONEN) set 1 */ + gpio_request(GPIO_PTG3, NULL); /* HPON_ON */ + gpio_direction_output(GPIO_PTG3, 1); /* HPON_ON = H */ + + /* setup NOR flash at CS0 */ + __raw_writel(0x36db0400, BSC_CS0BCR); + __raw_writel(0x00000500, BSC_CS0WCR); + + /* setup NAND flash at CS4 */ + __raw_writel(0x36db0400, BSC_CS4BCR); + __raw_writel(0x00000500, BSC_CS4WCR); + + /* setup KEYSC pins */ + gpio_request(GPIO_FN_KEYOUT0, NULL); + gpio_request(GPIO_FN_KEYOUT1, NULL); + gpio_request(GPIO_FN_KEYOUT2, NULL); + gpio_request(GPIO_FN_KEYOUT3, NULL); + gpio_request(GPIO_FN_KEYOUT4_IN6, NULL); + gpio_request(GPIO_FN_KEYIN0, NULL); + gpio_request(GPIO_FN_KEYIN1, NULL); + gpio_request(GPIO_FN_KEYIN2, NULL); + gpio_request(GPIO_FN_KEYIN3, NULL); + gpio_request(GPIO_FN_KEYIN4, NULL); + gpio_request(GPIO_FN_KEYOUT5_IN5, NULL); + + /* setup LCDC pins for SYS panel */ + 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_LCDRS, NULL); /* LCD_RS */ + gpio_request(GPIO_FN_LCDCS, NULL); /* LCD_CS/ */ + gpio_request(GPIO_FN_LCDRD, NULL); /* LCD_RD/ */ + gpio_request(GPIO_FN_LCDWR, NULL); /* LCD_WR/ */ + gpio_request(GPIO_FN_LCDVSYN, NULL); /* LCD_VSYNC */ + gpio_request(GPIO_PTE4, NULL); /* LCD_RST/ */ + gpio_direction_output(GPIO_PTE4, 1); + gpio_request(GPIO_PTF4, NULL); /* PROTECT/ */ + gpio_direction_output(GPIO_PTF4, 1); + gpio_request(GPIO_PTU0, NULL); /* LEDSTDBY/ */ + gpio_direction_output(GPIO_PTU0, 1); + + /* setup USB function */ + if (kfr2r09_usb0_gadget_setup() == 0) + platform_device_register(&kfr2r09_usb0_gadget_device); + + /* CEU */ + gpio_request(GPIO_FN_VIO_CKO, NULL); + gpio_request(GPIO_FN_VIO0_CLK, NULL); + gpio_request(GPIO_FN_VIO0_VD, NULL); + gpio_request(GPIO_FN_VIO0_HD, NULL); + gpio_request(GPIO_FN_VIO0_FLD, 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); + + /* SDHI0 connected to yc304 */ + gpio_request(GPIO_FN_SDHI0CD, NULL); + gpio_request(GPIO_FN_SDHI0D3, NULL); + gpio_request(GPIO_FN_SDHI0D2, NULL); + gpio_request(GPIO_FN_SDHI0D1, NULL); + gpio_request(GPIO_FN_SDHI0D0, NULL); + gpio_request(GPIO_FN_SDHI0CMD, NULL); + gpio_request(GPIO_FN_SDHI0CLK, NULL); + + i2c_register_board_info(0, &kfr2r09_backlight_board_info, 1); + + /* Set camera clock frequency and register and alias for rj54n1. */ + camera_clk = clk_get(NULL, "video_clk"); + if (!IS_ERR(camera_clk)) { + clk_set_rate(camera_clk, + clk_round_rate(camera_clk, CEU_MCLK_FREQ)); + clk_put(camera_clk); + } + clk_add_alias(NULL, "1-0050", "video_clk", NULL); + + /* set DRVCRB + * + * use 1.8 V for VccQ_VIO + * use 2.85V for VccQ_SR + */ + __raw_writew((__raw_readw(DRVCRB) & ~0x0003) | 0x0001, DRVCRB); + + gpiod_add_lookup_table(&rj54n1_gpios); + + i2c_register_board_info(1, &kfr2r09_i2c_camera, 1); + + /* Initialize CEU platform device separately to map memory first */ + device_initialize(&kfr2r09_ceu_device.dev); + dma_declare_coherent_memory(&kfr2r09_ceu_device.dev, + ceu_dma_membase, ceu_dma_membase, + CEU_BUFFER_MEMORY_SIZE); + + platform_device_add(&kfr2r09_ceu_device); + + return platform_add_devices(kfr2r09_devices, + ARRAY_SIZE(kfr2r09_devices)); +} +device_initcall(kfr2r09_devices_setup); + +/* Return the board specific boot mode pin configuration */ +static int kfr2r09_mode_pins(void) +{ + /* MD0=1, MD1=1, MD2=0: Clock Mode 3 + * MD3=0: 16-bit Area0 Bus Width + * MD5=1: Little Endian + * MD8=1: Test Mode Disabled + */ + return MODE_PIN0 | MODE_PIN1 | MODE_PIN5 | MODE_PIN8; +} + +/* Reserve a portion of memory for CEU buffers */ +static void __init kfr2r09_mv_mem_reserve(void) +{ + phys_addr_t phys; + phys_addr_t size = CEU_BUFFER_MEMORY_SIZE; + + phys = memblock_phys_alloc(size, PAGE_SIZE); + if (!phys) + panic("Failed to allocate CEU memory\n"); + + memblock_phys_free(phys, size); + memblock_remove(phys, size); + + ceu_dma_membase = phys; +} + +/* + * The Machine Vector + */ +static struct sh_machine_vector mv_kfr2r09 __initmv = { + .mv_name = "kfr2r09", + .mv_mode_pins = kfr2r09_mode_pins, + .mv_mem_reserve = kfr2r09_mv_mem_reserve, +}; 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