aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-shmobile/board-armadillo800eva.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-shmobile/board-armadillo800eva.c')
-rw-r--r--arch/arm/mach-shmobile/board-armadillo800eva.c456
1 files changed, 445 insertions, 11 deletions
diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c
index 9e37026ef9d..cf10f92856d 100644
--- a/arch/arm/mach-shmobile/board-armadillo800eva.c
+++ b/arch/arm/mach-shmobile/board-armadillo800eva.c
@@ -28,6 +28,8 @@
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
#include <linux/sh_eth.h>
#include <linux/videodev2.h>
#include <linux/usb/renesas_usbhs.h>
@@ -37,14 +39,20 @@
#include <linux/mmc/sh_mobile_sdhi.h>
#include <mach/common.h>
#include <mach/irqs.h>
+#include <mach/r8a7740.h>
+#include <media/mt9t112.h>
+#include <media/sh_mobile_ceu.h>
+#include <media/soc_camera.h>
#include <asm/page.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
#include <asm/hardware/cache-l2x0.h>
-#include <mach/r8a7740.h>
#include <video/sh_mobile_lcdc.h>
+#include <video/sh_mobile_hdmi.h>
+#include <sound/sh_fsi.h>
+#include <sound/simple_card.h>
/*
* CON1 Camera Module
@@ -108,6 +116,14 @@
*/
/*
+ * FSI-WM8978
+ *
+ * this command is required when playback.
+ *
+ * # amixer set "Headphone" 50
+ */
+
+/*
* USB function
*
* When you use USB Function,
@@ -117,14 +133,8 @@
* These are a little bit complex.
* see
* usbhsf_power_ctrl()
- *
- * CAUTION
- *
- * It uses autonomy mode for USB hotplug at this point
- * (= usbhs_private.platform_callback.get_vbus is NULL),
- * since we don't know what's happen on PM control
- * on this workaround.
*/
+#define IRQ7 evt2irq(0x02e0)
#define USBCR1 0xe605810a
#define USBH 0xC6700000
#define USBH_USBCTR 0x10834
@@ -204,6 +214,20 @@ static void usbhsf_power_ctrl(struct platform_device *pdev,
}
}
+static int usbhsf_get_vbus(struct platform_device *pdev)
+{
+ return gpio_get_value(GPIO_PORT209);
+}
+
+static irqreturn_t usbhsf_interrupt(int irq, void *data)
+{
+ struct platform_device *pdev = data;
+
+ renesas_usbhs_call_notify_hotplug(pdev);
+
+ return IRQ_HANDLED;
+}
+
static void usbhsf_hardware_exit(struct platform_device *pdev)
{
struct usbhsf_private *priv = usbhsf_get_priv(pdev);
@@ -227,11 +251,14 @@ static void usbhsf_hardware_exit(struct platform_device *pdev)
priv->host = NULL;
priv->func = NULL;
priv->usbh_base = NULL;
+
+ free_irq(IRQ7, pdev);
}
static int usbhsf_hardware_init(struct platform_device *pdev)
{
struct usbhsf_private *priv = usbhsf_get_priv(pdev);
+ int ret;
priv->phy = clk_get(&pdev->dev, "phy");
priv->usb24 = clk_get(&pdev->dev, "usb24");
@@ -251,6 +278,14 @@ static int usbhsf_hardware_init(struct platform_device *pdev)
return -EIO;
}
+ ret = request_irq(IRQ7, usbhsf_interrupt, IRQF_TRIGGER_NONE,
+ dev_name(&pdev->dev), pdev);
+ if (ret) {
+ dev_err(&pdev->dev, "request_irq err\n");
+ return ret;
+ }
+ irq_set_irq_type(IRQ7, IRQ_TYPE_EDGE_BOTH);
+
/* usb24 use 1/1 of parent clock (= usb24s = 24MHz) */
clk_set_rate(priv->usb24,
clk_get_rate(clk_get_parent(priv->usb24)));
@@ -262,6 +297,7 @@ static struct usbhsf_private usbhsf_private = {
.info = {
.platform_callback = {
.get_id = usbhsf_get_id,
+ .get_vbus = usbhsf_get_vbus,
.hardware_init = usbhsf_hardware_init,
.hardware_exit = usbhsf_hardware_exit,
.power_ctrl = usbhsf_power_ctrl,
@@ -269,6 +305,8 @@ static struct usbhsf_private usbhsf_private = {
.driver_param = {
.buswait_bwait = 5,
.detection_delay = 5,
+ .d0_rx_id = SHDMA_SLAVE_USBHS_RX,
+ .d1_tx_id = SHDMA_SLAVE_USBHS_TX,
},
}
};
@@ -384,6 +422,103 @@ static struct platform_device lcdc0_device = {
},
};
+/*
+ * LCDC1/HDMI
+ */
+static struct sh_mobile_hdmi_info hdmi_info = {
+ .flags = HDMI_OUTPUT_PUSH_PULL |
+ HDMI_OUTPUT_POLARITY_HI |
+ HDMI_32BIT_REG |
+ HDMI_HAS_HTOP1 |
+ HDMI_SND_SRC_SPDIF,
+};
+
+static struct resource hdmi_resources[] = {
+ [0] = {
+ .name = "HDMI",
+ .start = 0xe6be0000,
+ .end = 0xe6be03ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = evt2irq(0x1700),
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ .name = "HDMI emma3pf",
+ .start = 0xe6be4000,
+ .end = 0xe6be43ff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device hdmi_device = {
+ .name = "sh-mobile-hdmi",
+ .num_resources = ARRAY_SIZE(hdmi_resources),
+ .resource = hdmi_resources,
+ .id = -1,
+ .dev = {
+ .platform_data = &hdmi_info,
+ },
+};
+
+static const struct fb_videomode lcdc1_mode = {
+ .name = "HDMI 720p",
+ .xres = 1280,
+ .yres = 720,
+ .pixclock = 13468,
+ .left_margin = 220,
+ .right_margin = 110,
+ .hsync_len = 40,
+ .upper_margin = 20,
+ .lower_margin = 5,
+ .vsync_len = 5,
+ .refresh = 60,
+ .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
+};
+
+static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
+ .clock_source = LCDC_CLK_PERIPHERAL, /* HDMI clock */
+ .ch[0] = {
+ .chan = LCDC_CHAN_MAINLCD,
+ .fourcc = V4L2_PIX_FMT_RGB565,
+ .interface_type = RGB24,
+ .clock_divider = 1,
+ .flags = LCDC_FLAGS_DWPOL,
+ .lcd_modes = &lcdc1_mode,
+ .num_modes = 1,
+ .tx_dev = &hdmi_device,
+ .panel_cfg = {
+ .width = 1280,
+ .height = 720,
+ },
+ },
+};
+
+static struct resource hdmi_lcdc_resources[] = {
+ [0] = {
+ .name = "LCDC1",
+ .start = 0xfe944000,
+ .end = 0xfe948000 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = intcs_evt2irq(0x1780),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device hdmi_lcdc_device = {
+ .name = "sh_mobile_lcdc_fb",
+ .num_resources = ARRAY_SIZE(hdmi_lcdc_resources),
+ .resource = hdmi_lcdc_resources,
+ .id = 1,
+ .dev = {
+ .platform_data = &hdmi_lcdc_info,
+ .coherent_dma_mask = ~0,
+ },
+};
+
/* GPIO KEY */
#define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }
@@ -407,6 +542,17 @@ static struct platform_device gpio_keys_device = {
},
};
+/* Fixed 3.3V regulator to be used by SDHI0, SDHI1, MMCIF */
+static struct regulator_consumer_supply fixed3v3_power_consumers[] =
+{
+ REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
+ REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
+ REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
+ REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
+ REGULATOR_SUPPLY("vmmc", "sh_mmcif"),
+ REGULATOR_SUPPLY("vqmmc", "sh_mmcif"),
+};
+
/* SDHI0 */
/*
* FIXME
@@ -418,6 +564,8 @@ static struct platform_device gpio_keys_device = {
*/
#define IRQ31 evt2irq(0x33E0)
static struct sh_mobile_sdhi_info sdhi0_info = {
+ .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
+ .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
.tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |\
MMC_CAP_NEEDS_POLL,
.tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
@@ -458,6 +606,8 @@ static struct platform_device sdhi0_device = {
/* SDHI1 */
static struct sh_mobile_sdhi_info sdhi1_info = {
+ .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
+ .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
.tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
.tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
@@ -532,12 +682,209 @@ static struct platform_device sh_mmcif_device = {
.resource = sh_mmcif_resources,
};
+/* Camera */
+static int mt9t111_power(struct device *dev, int mode)
+{
+ struct clk *mclk = clk_get(NULL, "video1");
+
+ if (IS_ERR(mclk)) {
+ dev_err(dev, "can't get video1 clock\n");
+ return -EINVAL;
+ }
+
+ if (mode) {
+ /* video1 (= CON1 camera) expect 24MHz */
+ clk_set_rate(mclk, clk_round_rate(mclk, 24000000));
+ clk_enable(mclk);
+ gpio_direction_output(GPIO_PORT158, 1);
+ } else {
+ gpio_direction_output(GPIO_PORT158, 0);
+ clk_disable(mclk);
+ }
+
+ clk_put(mclk);
+
+ return 0;
+}
+
+static struct i2c_board_info i2c_camera_mt9t111 = {
+ I2C_BOARD_INFO("mt9t112", 0x3d),
+};
+
+static struct mt9t112_camera_info mt9t111_info = {
+ .divider = { 16, 0, 0, 7, 0, 10, 14, 7, 7 },
+};
+
+static struct soc_camera_link mt9t111_link = {
+ .i2c_adapter_id = 0,
+ .bus_id = 0,
+ .board_info = &i2c_camera_mt9t111,
+ .power = mt9t111_power,
+ .priv = &mt9t111_info,
+};
+
+static struct platform_device camera_device = {
+ .name = "soc-camera-pdrv",
+ .id = 0,
+ .dev = {
+ .platform_data = &mt9t111_link,
+ },
+};
+
+/* CEU0 */
+static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
+ .flags = SH_CEU_FLAG_LOWER_8BIT,
+};
+
+static struct resource ceu0_resources[] = {
+ [0] = {
+ .name = "CEU",
+ .start = 0xfe910000,
+ .end = 0xfe91009f,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = intcs_evt2irq(0x0500),
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ /* place holder for contiguous memory */
+ },
+};
+
+static struct platform_device ceu0_device = {
+ .name = "sh_mobile_ceu",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(ceu0_resources),
+ .resource = ceu0_resources,
+ .dev = {
+ .platform_data = &sh_mobile_ceu0_info,
+ .coherent_dma_mask = 0xffffffff,
+ },
+};
+
+/* FSI */
+static int fsi_hdmi_set_rate(struct device *dev, int rate, int enable)
+{
+ struct clk *fsib;
+ int ret;
+
+ /* it support 48KHz only */
+ if (48000 != rate)
+ return -EINVAL;
+
+ fsib = clk_get(dev, "ickb");
+ if (IS_ERR(fsib))
+ return -EINVAL;
+
+ if (enable) {
+ ret = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
+ clk_enable(fsib);
+ } else {
+ ret = 0;
+ clk_disable(fsib);
+ }
+
+ clk_put(fsib);
+
+ return ret;
+}
+
+static struct sh_fsi_platform_info fsi_info = {
+ /* FSI-WM8978 */
+ .port_a = {
+ .tx_id = SHDMA_SLAVE_FSIA_TX,
+ },
+ /* FSI-HDMI */
+ .port_b = {
+ .flags = SH_FSI_FMT_SPDIF |
+ SH_FSI_ENABLE_STREAM_MODE,
+ .set_rate = fsi_hdmi_set_rate,
+ .tx_id = SHDMA_SLAVE_FSIB_TX,
+ }
+};
+
+static struct resource fsi_resources[] = {
+ [0] = {
+ .name = "FSI",
+ .start = 0xfe1f0000,
+ .end = 0xfe1f8400 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = evt2irq(0x1840),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device fsi_device = {
+ .name = "sh_fsi2",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(fsi_resources),
+ .resource = fsi_resources,
+ .dev = {
+ .platform_data = &fsi_info,
+ },
+};
+
+/* FSI-WM8978 */
+static struct asoc_simple_dai_init_info fsi_wm8978_init_info = {
+ .fmt = SND_SOC_DAIFMT_I2S,
+ .codec_daifmt = SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_NB_NF,
+ .cpu_daifmt = SND_SOC_DAIFMT_CBS_CFS,
+ .sysclk = 12288000,
+};
+
+static struct asoc_simple_card_info fsi_wm8978_info = {
+ .name = "wm8978",
+ .card = "FSI2A-WM8978",
+ .cpu_dai = "fsia-dai",
+ .codec = "wm8978.0-001a",
+ .platform = "sh_fsi2",
+ .codec_dai = "wm8978-hifi",
+ .init = &fsi_wm8978_init_info,
+};
+
+static struct platform_device fsi_wm8978_device = {
+ .name = "asoc-simple-card",
+ .id = 0,
+ .dev = {
+ .platform_data = &fsi_wm8978_info,
+ },
+};
+
+/* FSI-HDMI */
+static struct asoc_simple_dai_init_info fsi2_hdmi_init_info = {
+ .cpu_daifmt = SND_SOC_DAIFMT_CBM_CFM,
+};
+
+static struct asoc_simple_card_info fsi2_hdmi_info = {
+ .name = "HDMI",
+ .card = "FSI2B-HDMI",
+ .cpu_dai = "fsib-dai",
+ .codec = "sh-mobile-hdmi",
+ .platform = "sh_fsi2",
+ .codec_dai = "sh_mobile_hdmi-hifi",
+ .init = &fsi2_hdmi_init_info,
+};
+
+static struct platform_device fsi_hdmi_device = {
+ .name = "asoc-simple-card",
+ .id = 1,
+ .dev = {
+ .platform_data = &fsi2_hdmi_info,
+ },
+};
+
/* I2C */
static struct i2c_board_info i2c0_devices[] = {
{
I2C_BOARD_INFO("st1232-ts", 0x55),
.irq = evt2irq(0x0340),
},
+ {
+ I2C_BOARD_INFO("wm8978", 0x1a),
+ },
};
/*
@@ -549,6 +896,13 @@ static struct platform_device *eva_devices[] __initdata = {
&sh_eth_device,
&sdhi0_device,
&sh_mmcif_device,
+ &hdmi_device,
+ &hdmi_lcdc_device,
+ &camera_device,
+ &ceu0_device,
+ &fsi_device,
+ &fsi_hdmi_device,
+ &fsi_wm8978_device,
};
static void __init eva_clock_init(void)
@@ -556,10 +910,14 @@ static void __init eva_clock_init(void)
struct clk *system = clk_get(NULL, "system_clk");
struct clk *xtal1 = clk_get(NULL, "extal1");
struct clk *usb24s = clk_get(NULL, "usb24s");
+ struct clk *fsibck = clk_get(NULL, "fsibck");
+ struct clk *fsib = clk_get(&fsi_device.dev, "ickb");
if (IS_ERR(system) ||
IS_ERR(xtal1) ||
- IS_ERR(usb24s)) {
+ IS_ERR(usb24s) ||
+ IS_ERR(fsibck) ||
+ IS_ERR(fsib)) {
pr_err("armadillo800eva board clock init failed\n");
goto clock_error;
}
@@ -570,6 +928,11 @@ static void __init eva_clock_init(void)
/* usb24s use extal1 (= system) clock (= 24MHz) */
clk_set_parent(usb24s, system);
+ /* FSIBCK is 12.288MHz, and it is parent of FSI-B */
+ clk_set_parent(fsib, fsibck);
+ clk_set_rate(fsibck, 12288000);
+ clk_set_rate(fsib, 12288000);
+
clock_error:
if (!IS_ERR(system))
clk_put(system);
@@ -577,16 +940,26 @@ clock_error:
clk_put(xtal1);
if (!IS_ERR(usb24s))
clk_put(usb24s);
+ if (!IS_ERR(fsibck))
+ clk_put(fsibck);
+ if (!IS_ERR(fsib))
+ clk_put(fsib);
}
/*
* board init
*/
+#define GPIO_PORT7CR 0xe6050007
+#define GPIO_PORT8CR 0xe6050008
static void __init eva_init(void)
{
- eva_clock_init();
+ struct platform_device *usb = NULL;
+
+ regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
+ ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
r8a7740_pinmux_init();
+ r8a7740_meram_workaround();
/* SCIFA1 */
gpio_request(GPIO_FN_SCIFA1_RXD, NULL);
@@ -667,8 +1040,19 @@ static void __init eva_init(void)
/* USB Host */
} else {
/* USB Func */
- gpio_request(GPIO_FN_VBUS, NULL);
+ /*
+ * A1 chip has 2 IRQ7 pin and it was controled by MSEL register.
+ * OTOH, usbhs interrupt needs its value (HI/LOW) to decide
+ * USB connection/disconnection (usbhsf_get_vbus()).
+ * This means we needs to select GPIO_FN_IRQ7_PORT209 first,
+ * and select GPIO_PORT209 here
+ */
+ gpio_request(GPIO_FN_IRQ7_PORT209, NULL);
+ gpio_request(GPIO_PORT209, NULL);
+ gpio_direction_input(GPIO_PORT209);
+
platform_device_register(&usbhsf_device);
+ usb = &usbhsf_device;
}
/* SDHI0 */
@@ -706,6 +1090,48 @@ static void __init eva_init(void)
gpio_request(GPIO_FN_MMC1_D6_PORT143, NULL);
gpio_request(GPIO_FN_MMC1_D7_PORT142, NULL);
+ /* CEU0 */
+ 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_CLK, NULL);
+ gpio_request(GPIO_FN_VIO0_HD, NULL);
+ gpio_request(GPIO_FN_VIO0_VD, NULL);
+ gpio_request(GPIO_FN_VIO0_FIELD, NULL);
+ gpio_request(GPIO_FN_VIO_CKO, NULL);
+
+ /* CON1/CON15 Camera */
+ gpio_request(GPIO_PORT173, NULL); /* STANDBY */
+ gpio_request(GPIO_PORT172, NULL); /* RST */
+ gpio_request(GPIO_PORT158, NULL); /* CAM_PON */
+ gpio_direction_output(GPIO_PORT173, 0);
+ gpio_direction_output(GPIO_PORT172, 1);
+ gpio_direction_output(GPIO_PORT158, 0); /* see mt9t111_power() */
+
+ /* FSI-WM8978 */
+ gpio_request(GPIO_FN_FSIAIBT, NULL);
+ gpio_request(GPIO_FN_FSIAILR, NULL);
+ gpio_request(GPIO_FN_FSIAOMC, NULL);
+ gpio_request(GPIO_FN_FSIAOSLD, NULL);
+ gpio_request(GPIO_FN_FSIAISLD_PORT5, NULL);
+
+ gpio_request(GPIO_PORT7, NULL);
+ gpio_request(GPIO_PORT8, NULL);
+ gpio_direction_none(GPIO_PORT7CR); /* FSIAOBT needs no direction */
+ gpio_direction_none(GPIO_PORT8CR); /* FSIAOLR needs no direction */
+
+ /* FSI-HDMI */
+ gpio_request(GPIO_FN_FSIBCK, NULL);
+
+ /* HDMI */
+ gpio_request(GPIO_FN_HDMI_HPD, NULL);
+ gpio_request(GPIO_FN_HDMI_CEC, NULL);
+
/*
* CAUTION
*
@@ -752,6 +1178,13 @@ static void __init eva_init(void)
platform_add_devices(eva_devices,
ARRAY_SIZE(eva_devices));
+
+ eva_clock_init();
+
+ rmobile_add_device_to_domain(&r8a7740_pd_a4lc, &lcdc0_device);
+ rmobile_add_device_to_domain(&r8a7740_pd_a4lc, &hdmi_lcdc_device);
+ if (usb)
+ rmobile_add_device_to_domain(&r8a7740_pd_a3sp, usb);
}
static void __init eva_earlytimer_init(void)
@@ -779,6 +1212,7 @@ DT_MACHINE_START(ARMADILLO800EVA_DT, "armadillo800eva")
.init_irq = r8a7740_init_irq,
.handle_irq = shmobile_handle_irq_intc,
.init_machine = eva_init,
+ .init_late = shmobile_init_late,
.timer = &shmobile_timer,
.dt_compat = eva_boards_compat_dt,
MACHINE_END