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-rw-r--r--arch/arm/mach-shmobile/board-kzm9g.c461
1 files changed, 461 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-kzm9g.c b/arch/arm/mach-shmobile/board-kzm9g.c
new file mode 100644
index 0000000..c0ae815
--- /dev/null
+++ b/arch/arm/mach-shmobile/board-kzm9g.c
@@ -0,0 +1,461 @@
+/*
+ * KZM-A9-GT board support
+ *
+ * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/gpio_keys.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/i2c.h>
+#include <linux/i2c/pcf857x.h>
+#include <linux/input.h>
+#include <linux/mmc/host.h>
+#include <linux/mmc/sh_mmcif.h>
+#include <linux/mmc/sh_mobile_sdhi.h>
+#include <linux/mfd/tmio.h>
+#include <linux/platform_device.h>
+#include <linux/smsc911x.h>
+#include <linux/usb/r8a66597.h>
+#include <linux/videodev2.h>
+#include <mach/irqs.h>
+#include <mach/sh73a0.h>
+#include <mach/common.h>
+#include <asm/hardware/cache-l2x0.h>
+#include <asm/hardware/gic.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <video/sh_mobile_lcdc.h>
+
+/*
+ * external GPIO
+ */
+#define GPIO_PCF8575_BASE (GPIO_NR)
+#define GPIO_PCF8575_PORT10 (GPIO_NR + 8)
+#define GPIO_PCF8575_PORT11 (GPIO_NR + 9)
+#define GPIO_PCF8575_PORT12 (GPIO_NR + 10)
+#define GPIO_PCF8575_PORT13 (GPIO_NR + 11)
+#define GPIO_PCF8575_PORT14 (GPIO_NR + 12)
+#define GPIO_PCF8575_PORT15 (GPIO_NR + 13)
+#define GPIO_PCF8575_PORT16 (GPIO_NR + 14)
+
+/* SMSC 9221 */
+static struct resource smsc9221_resources[] = {
+ [0] = {
+ .start = 0x10000000, /* CS4 */
+ .end = 0x100000ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = intcs_evt2irq(0x260), /* IRQ3 */
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct smsc911x_platform_config smsc9221_platdata = {
+ .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
+ .phy_interface = PHY_INTERFACE_MODE_MII,
+ .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+ .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
+};
+
+static struct platform_device smsc_device = {
+ .name = "smsc911x",
+ .dev = {
+ .platform_data = &smsc9221_platdata,
+ },
+ .resource = smsc9221_resources,
+ .num_resources = ARRAY_SIZE(smsc9221_resources),
+};
+
+/* USB external chip */
+static struct r8a66597_platdata usb_host_data = {
+ .on_chip = 0,
+ .xtal = R8A66597_PLATDATA_XTAL_48MHZ,
+};
+
+static struct resource usb_resources[] = {
+ [0] = {
+ .start = 0x10010000,
+ .end = 0x1001ffff - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = intcs_evt2irq(0x220), /* IRQ1 */
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device usb_host_device = {
+ .name = "r8a66597_hcd",
+ .dev = {
+ .platform_data = &usb_host_data,
+ .dma_mask = NULL,
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .num_resources = ARRAY_SIZE(usb_resources),
+ .resource = usb_resources,
+};
+
+/* LCDC */
+static struct fb_videomode kzm_lcdc_mode = {
+ .name = "WVGA Panel",
+ .xres = 800,
+ .yres = 480,
+ .left_margin = 220,
+ .right_margin = 110,
+ .hsync_len = 70,
+ .upper_margin = 20,
+ .lower_margin = 5,
+ .vsync_len = 5,
+ .sync = 0,
+};
+
+static struct sh_mobile_lcdc_info lcdc_info = {
+ .clock_source = LCDC_CLK_BUS,
+ .ch[0] = {
+ .chan = LCDC_CHAN_MAINLCD,
+ .fourcc = V4L2_PIX_FMT_RGB565,
+ .interface_type = RGB24,
+ .lcd_modes = &kzm_lcdc_mode,
+ .num_modes = 1,
+ .clock_divider = 5,
+ .flags = 0,
+ .panel_cfg = {
+ .width = 152,
+ .height = 91,
+ },
+ }
+};
+
+static struct resource lcdc_resources[] = {
+ [0] = {
+ .name = "LCDC",
+ .start = 0xfe940000,
+ .end = 0xfe943fff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = intcs_evt2irq(0x580),
+ .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,
+ .coherent_dma_mask = ~0,
+ },
+};
+
+/* MMCIF */
+static struct resource sh_mmcif_resources[] = {
+ [0] = {
+ .name = "MMCIF",
+ .start = 0xe6bd0000,
+ .end = 0xe6bd00ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = gic_spi(141),
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ .start = gic_spi(140),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct sh_mmcif_plat_data sh_mmcif_platdata = {
+ .ocr = MMC_VDD_165_195,
+ .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
+};
+
+static struct platform_device mmc_device = {
+ .name = "sh_mmcif",
+ .dev = {
+ .dma_mask = NULL,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = &sh_mmcif_platdata,
+ },
+ .num_resources = ARRAY_SIZE(sh_mmcif_resources),
+ .resource = sh_mmcif_resources,
+};
+
+/* SDHI */
+static struct sh_mobile_sdhi_info sdhi0_info = {
+ .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
+ .tmio_caps = MMC_CAP_SD_HIGHSPEED,
+ .tmio_ocr_mask = MMC_VDD_27_28 | MMC_VDD_28_29,
+};
+
+static struct resource sdhi0_resources[] = {
+ [0] = {
+ .name = "SDHI0",
+ .start = 0xee100000,
+ .end = 0xee1000ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
+ .start = gic_spi(83),
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ .name = SH_MOBILE_SDHI_IRQ_SDCARD,
+ .start = gic_spi(84),
+ .flags = IORESOURCE_IRQ,
+ },
+ [3] = {
+ .name = SH_MOBILE_SDHI_IRQ_SDIO,
+ .start = gic_spi(85),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device sdhi0_device = {
+ .name = "sh_mobile_sdhi",
+ .num_resources = ARRAY_SIZE(sdhi0_resources),
+ .resource = sdhi0_resources,
+ .dev = {
+ .platform_data = &sdhi0_info,
+ },
+};
+
+/* KEY */
+#define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }
+
+static struct gpio_keys_button gpio_buttons[] = {
+ GPIO_KEY(KEY_BACK, GPIO_PCF8575_PORT10, "SW3"),
+ GPIO_KEY(KEY_RIGHT, GPIO_PCF8575_PORT11, "SW2-R"),
+ GPIO_KEY(KEY_LEFT, GPIO_PCF8575_PORT12, "SW2-L"),
+ GPIO_KEY(KEY_ENTER, GPIO_PCF8575_PORT13, "SW2-P"),
+ GPIO_KEY(KEY_UP, GPIO_PCF8575_PORT14, "SW2-U"),
+ GPIO_KEY(KEY_DOWN, GPIO_PCF8575_PORT15, "SW2-D"),
+ GPIO_KEY(KEY_HOME, GPIO_PCF8575_PORT16, "SW1"),
+};
+
+static struct gpio_keys_platform_data gpio_key_info = {
+ .buttons = gpio_buttons,
+ .nbuttons = ARRAY_SIZE(gpio_buttons),
+ .poll_interval = 250, /* poling at this point */
+};
+
+static struct platform_device gpio_keys_device = {
+ /* gpio-pcf857x.c driver doesn't support gpio_to_irq() */
+ .name = "gpio-keys-polled",
+ .dev = {
+ .platform_data = &gpio_key_info,
+ },
+};
+
+/* I2C */
+static struct pcf857x_platform_data pcf8575_pdata = {
+ .gpio_base = GPIO_PCF8575_BASE,
+};
+
+static struct i2c_board_info i2c1_devices[] = {
+ {
+ I2C_BOARD_INFO("st1232-ts", 0x55),
+ .irq = intcs_evt2irq(0x300), /* IRQ8 */
+ },
+};
+
+static struct i2c_board_info i2c3_devices[] = {
+ {
+ I2C_BOARD_INFO("pcf8575", 0x20),
+ .platform_data = &pcf8575_pdata,
+ },
+};
+
+static struct platform_device *kzm_devices[] __initdata = {
+ &smsc_device,
+ &usb_host_device,
+ &lcdc_device,
+ &mmc_device,
+ &sdhi0_device,
+ &gpio_keys_device,
+};
+
+/*
+ * FIXME
+ *
+ * This is quick hack for enabling LCDC backlight
+ */
+static int __init as3711_enable_lcdc_backlight(void)
+{
+ struct i2c_adapter *a = i2c_get_adapter(0);
+ struct i2c_msg msg;
+ int i, ret;
+ __u8 magic[] = {
+ 0x40, 0x2a,
+ 0x43, 0x3c,
+ 0x44, 0x3c,
+ 0x45, 0x3c,
+ 0x54, 0x03,
+ 0x51, 0x00,
+ 0x51, 0x01,
+ 0xff, 0x00, /* wait */
+ 0x43, 0xf0,
+ 0x44, 0xf0,
+ 0x45, 0xf0,
+ };
+
+ if (!machine_is_kzm9g())
+ return 0;
+
+ if (!a)
+ return 0;
+
+ msg.addr = 0x40;
+ msg.len = 2;
+ msg.flags = 0;
+
+ for (i = 0; i < ARRAY_SIZE(magic); i += 2) {
+ msg.buf = magic + i;
+
+ if (0xff == msg.buf[0]) {
+ udelay(500);
+ continue;
+ }
+
+ ret = i2c_transfer(a, &msg, 1);
+ if (ret < 0) {
+ pr_err("i2c transfer fail\n");
+ break;
+ }
+ }
+
+ return 0;
+}
+device_initcall(as3711_enable_lcdc_backlight);
+
+static void __init kzm_init(void)
+{
+ sh73a0_pinmux_init();
+
+ /* enable SCIFA4 */
+ gpio_request(GPIO_FN_SCIFA4_TXD, NULL);
+ gpio_request(GPIO_FN_SCIFA4_RXD, NULL);
+ gpio_request(GPIO_FN_SCIFA4_RTS_, NULL);
+ gpio_request(GPIO_FN_SCIFA4_CTS_, NULL);
+
+ /* CS4 for SMSC/USB */
+ gpio_request(GPIO_FN_CS4_, NULL); /* CS4 */
+
+ /* SMSC */
+ gpio_request(GPIO_PORT224, NULL); /* IRQ3 */
+ gpio_direction_input(GPIO_PORT224);
+
+ /* 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_LCDDCK, NULL);
+
+ gpio_request(GPIO_PORT222, NULL); /* LCDCDON */
+ gpio_request(GPIO_PORT226, NULL); /* SC */
+ gpio_direction_output(GPIO_PORT222, 1);
+ gpio_direction_output(GPIO_PORT226, 1);
+
+ /* Touchscreen */
+ gpio_request(GPIO_PORT223, NULL); /* IRQ8 */
+ gpio_direction_input(GPIO_PORT223);
+
+ /* enable MMCIF */
+ gpio_request(GPIO_FN_MMCCLK0, NULL);
+ gpio_request(GPIO_FN_MMCCMD0_PU, NULL);
+ gpio_request(GPIO_FN_MMCD0_0_PU, NULL);
+ gpio_request(GPIO_FN_MMCD0_1_PU, NULL);
+ gpio_request(GPIO_FN_MMCD0_2_PU, NULL);
+ gpio_request(GPIO_FN_MMCD0_3_PU, NULL);
+ gpio_request(GPIO_FN_MMCD0_4_PU, NULL);
+ gpio_request(GPIO_FN_MMCD0_5_PU, NULL);
+ gpio_request(GPIO_FN_MMCD0_6_PU, NULL);
+ gpio_request(GPIO_FN_MMCD0_7_PU, NULL);
+
+ /* enable SD */
+ gpio_request(GPIO_FN_SDHIWP0, NULL);
+ gpio_request(GPIO_FN_SDHICD0, NULL);
+ gpio_request(GPIO_FN_SDHICMD0, NULL);
+ gpio_request(GPIO_FN_SDHICLK0, NULL);
+ gpio_request(GPIO_FN_SDHID0_3, NULL);
+ gpio_request(GPIO_FN_SDHID0_2, NULL);
+ gpio_request(GPIO_FN_SDHID0_1, NULL);
+ gpio_request(GPIO_FN_SDHID0_0, NULL);
+ gpio_request(GPIO_FN_SDHI0_VCCQ_MC0_ON, NULL);
+ gpio_request(GPIO_PORT15, NULL);
+ gpio_direction_output(GPIO_PORT15, 1); /* power */
+
+ /* I2C 3 */
+ gpio_request(GPIO_FN_PORT27_I2C_SCL3, NULL);
+ gpio_request(GPIO_FN_PORT28_I2C_SDA3, NULL);
+
+#ifdef CONFIG_CACHE_L2X0
+ /* Early BRESP enable, Shared attribute override enable, 64K*8way */
+ l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);
+#endif
+
+ i2c_register_board_info(1, i2c1_devices, ARRAY_SIZE(i2c1_devices));
+ i2c_register_board_info(3, i2c3_devices, ARRAY_SIZE(i2c3_devices));
+
+ sh73a0_add_standard_devices();
+ platform_add_devices(kzm_devices, ARRAY_SIZE(kzm_devices));
+}
+
+static const char *kzm9g_boards_compat_dt[] __initdata = {
+ "renesas,kzm9g",
+ NULL,
+};
+
+DT_MACHINE_START(KZM9G_DT, "kzm9g")
+ .map_io = sh73a0_map_io,
+ .init_early = sh73a0_add_early_devices,
+ .nr_irqs = NR_IRQS_LEGACY,
+ .init_irq = sh73a0_init_irq,
+ .handle_irq = gic_handle_irq,
+ .init_machine = kzm_init,
+ .init_late = shmobile_init_late,
+ .timer = &shmobile_timer,
+ .dt_compat = kzm9g_boards_compat_dt,
+MACHINE_END