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-rw-r--r--arch/arm/mach-shmobile/board-ap4evb.c996
1 files changed, 949 insertions, 47 deletions
diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index 1c2ec96ce26..46ca4d4abf9 100644
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -17,25 +17,50 @@
* 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/clk.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
+#include <linux/mfd/sh_mobile_sdhi.h>
+#include <linux/mfd/tmio.h>
+#include <linux/mmc/host.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
+#include <linux/mmc/sh_mmcif.h>
+#include <linux/i2c.h>
+#include <linux/i2c/tsc2007.h>
#include <linux/io.h>
#include <linux/smsc911x.h>
+#include <linux/sh_intc.h>
+#include <linux/sh_clk.h>
#include <linux/gpio.h>
#include <linux/input.h>
+#include <linux/leds.h>
#include <linux/input/sh_keysc.h>
+#include <linux/usb/r8a66597.h>
+
+#include <media/sh_mobile_ceu.h>
+#include <media/sh_mobile_csi2.h>
+#include <media/soc_camera.h>
+
+#include <sound/sh_fsi.h>
+
+#include <video/sh_mobile_hdmi.h>
+#include <video/sh_mobile_lcdc.h>
+#include <video/sh_mipi_dsi.h>
+
#include <mach/common.h>
+#include <mach/irqs.h>
#include <mach/sh7372.h>
+
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
+#include <asm/mach/time.h>
/*
* Address Interface BusWidth note
@@ -80,12 +105,56 @@
*/
/*
- * KEYSC
+ * LCD / IRQ / KEYSC / IrDA
+ *
+ * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
+ * LCD = 2nd LCDC (WVGA)
+ *
+ * | SW43 |
+ * SW3 | ON | OFF |
+ * -------------+-----------------------+---------------+
+ * ON | KEY / IrDA | LCD |
+ * OFF | KEY / IrDA / IRQ | IRQ |
+ *
+ *
+ * QHD / WVGA display
+ *
+ * You can choice display type on menuconfig.
+ * Then, check above dip-switch.
+ */
+
+/*
+ * USB
+ *
+ * J7 : 1-2 MAX3355E VBUS
+ * 2-3 DC 5.0V
+ *
+ * S39: bit2: off
+ */
+
+/*
+ * FSI/FSMI
+ *
+ * SW41 : ON : SH-Mobile AP4 Audio Mode
+ * : OFF : Bluetooth Audio Mode
+ */
+
+/*
+ * MMC0/SDHI1 (CN7)
+ *
+ * J22 : select card voltage
+ * 1-2 pin : 1.8v
+ * 2-3 pin : 3.3v
*
- * SW43 KEYSC
- * -------------------------
- * ON enable
- * OFF disable
+ * SW1 | SW33
+ * | bit1 | bit2 | bit3 | bit4
+ * ------------+------+------+------+-------
+ * MMC0 OFF | OFF | ON | ON | X
+ * SDHI1 OFF | ON | X | OFF | ON
+ *
+ * voltage lebel
+ * CN7 : 1.8v
+ * CN12: 3.3v
*/
/* MTD */
@@ -148,7 +217,7 @@ static struct resource smc911x_resources[] = {
.end = 0x16000000 - 1,
.flags = IORESOURCE_MEM,
}, {
- .start = 6,
+ .start = evt2irq(0x02c0) /* IRQ6A */,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
},
};
@@ -169,6 +238,226 @@ static struct platform_device smc911x_device = {
},
};
+/*
+ * The card detect pin of the top SD/MMC slot (CN7) is active low and is
+ * connected to GPIO A22 of SH7372 (GPIO_PORT41).
+ */
+static int slot_cn7_get_cd(struct platform_device *pdev)
+{
+ if (gpio_is_valid(GPIO_PORT41))
+ return !gpio_get_value(GPIO_PORT41);
+ else
+ return -ENXIO;
+}
+
+/* SH_MMCIF */
+static struct resource sh_mmcif_resources[] = {
+ [0] = {
+ .name = "MMCIF",
+ .start = 0xE6BD0000,
+ .end = 0xE6BD00FF,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ /* MMC ERR */
+ .start = evt2irq(0x1ac0),
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ /* MMC NOR */
+ .start = evt2irq(0x1ae0),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct sh_mmcif_plat_data sh_mmcif_plat = {
+ .sup_pclk = 0,
+ .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
+ .caps = MMC_CAP_4_BIT_DATA |
+ MMC_CAP_8_BIT_DATA |
+ MMC_CAP_NEEDS_POLL,
+ .get_cd = slot_cn7_get_cd,
+};
+
+static struct platform_device sh_mmcif_device = {
+ .name = "sh_mmcif",
+ .id = 0,
+ .dev = {
+ .dma_mask = NULL,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = &sh_mmcif_plat,
+ },
+ .num_resources = ARRAY_SIZE(sh_mmcif_resources),
+ .resource = sh_mmcif_resources,
+};
+
+/* SDHI0 */
+static struct sh_mobile_sdhi_info sdhi0_info = {
+ .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
+ .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
+};
+
+static struct resource sdhi0_resources[] = {
+ [0] = {
+ .name = "SDHI0",
+ .start = 0xe6850000,
+ .end = 0xe68501ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = evt2irq(0x0e00) /* SDHI0 */,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device sdhi0_device = {
+ .name = "sh_mobile_sdhi",
+ .num_resources = ARRAY_SIZE(sdhi0_resources),
+ .resource = sdhi0_resources,
+ .id = 0,
+ .dev = {
+ .platform_data = &sdhi0_info,
+ },
+};
+
+/* SDHI1 */
+static struct sh_mobile_sdhi_info sdhi1_info = {
+ .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
+ .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
+ .tmio_ocr_mask = MMC_VDD_165_195,
+ .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
+ .tmio_caps = MMC_CAP_NEEDS_POLL,
+ .get_cd = slot_cn7_get_cd,
+};
+
+static struct resource sdhi1_resources[] = {
+ [0] = {
+ .name = "SDHI1",
+ .start = 0xe6860000,
+ .end = 0xe68601ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = evt2irq(0x0e80),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device sdhi1_device = {
+ .name = "sh_mobile_sdhi",
+ .num_resources = ARRAY_SIZE(sdhi1_resources),
+ .resource = sdhi1_resources,
+ .id = 1,
+ .dev = {
+ .platform_data = &sdhi1_info,
+ },
+};
+
+/* USB1 */
+static void usb1_host_port_power(int port, int power)
+{
+ if (!power) /* only power-on supported for now */
+ return;
+
+ /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
+ __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
+}
+
+static struct r8a66597_platdata usb1_host_data = {
+ .on_chip = 1,
+ .port_power = usb1_host_port_power,
+};
+
+static struct resource usb1_host_resources[] = {
+ [0] = {
+ .name = "USBHS",
+ .start = 0xE68B0000,
+ .end = 0xE68B00E6 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = evt2irq(0x1ce0) /* USB1_USB1I0 */,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+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,
+};
+
+const static struct fb_videomode ap4evb_lcdc_modes[] = {
+ {
+#ifdef CONFIG_AP4EVB_QHD
+ .name = "R63302(QHD)",
+ .xres = 544,
+ .yres = 961,
+ .left_margin = 72,
+ .right_margin = 600,
+ .hsync_len = 16,
+ .upper_margin = 8,
+ .lower_margin = 8,
+ .vsync_len = 2,
+ .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
+#else
+ .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,
+#endif
+ },
+};
+
+static struct sh_mobile_lcdc_info lcdc_info = {
+ .ch[0] = {
+ .chan = LCDC_CHAN_MAINLCD,
+ .bpp = 16,
+ .lcd_cfg = ap4evb_lcdc_modes,
+ .num_cfg = ARRAY_SIZE(ap4evb_lcdc_modes),
+ }
+};
+
+static struct resource lcdc_resources[] = {
+ [0] = {
+ .name = "LCDC",
+ .start = 0xfe940000, /* P4-only space */
+ .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,
+ },
+};
+
+/*
+ * QHD display
+ */
+#ifdef CONFIG_AP4EVB_QHD
+
/* KEYSC (Needs SW43 set to ON) */
static struct sh_keysc_info keysc_info = {
.mode = SH_KEYSC_MODE_1,
@@ -191,7 +480,7 @@ static struct resource keysc_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = 79,
+ .start = evt2irq(0x0be0), /* KEYSC_KEY */
.flags = IORESOURCE_IRQ,
},
};
@@ -206,32 +495,478 @@ static struct platform_device keysc_device = {
},
};
-/* SDHI0 */
-static struct resource sdhi0_resources[] = {
+/* MIPI-DSI */
+static struct resource mipidsi0_resources[] = {
[0] = {
- .name = "SDHI0",
- .start = 0xe6850000,
- .end = 0xe68501ff,
+ .start = 0xffc60000,
+ .end = 0xffc68fff,
.flags = IORESOURCE_MEM,
},
+};
+
+static struct sh_mipi_dsi_info mipidsi0_info = {
+ .data_format = MIPI_RGB888,
+ .lcd_chan = &lcdc_info.ch[0],
+};
+
+static struct platform_device mipidsi0_device = {
+ .name = "sh-mipi-dsi",
+ .num_resources = ARRAY_SIZE(mipidsi0_resources),
+ .resource = mipidsi0_resources,
+ .id = 0,
+ .dev = {
+ .platform_data = &mipidsi0_info,
+ },
+};
+
+/* This function will disappear when we switch to (runtime) PM */
+static int __init ap4evb_init_display_clk(void)
+{
+ struct clk *lcdc_clk;
+ struct clk *dsitx_clk;
+ int ret;
+
+ lcdc_clk = clk_get(&lcdc_device.dev, "sh_mobile_lcdc_fb.0");
+ if (IS_ERR(lcdc_clk))
+ return PTR_ERR(lcdc_clk);
+
+ dsitx_clk = clk_get(&mipidsi0_device.dev, "sh-mipi-dsi.0");
+ if (IS_ERR(dsitx_clk)) {
+ ret = PTR_ERR(dsitx_clk);
+ goto eclkdsitxget;
+ }
+
+ ret = clk_enable(lcdc_clk);
+ if (ret < 0)
+ goto eclklcdcon;
+
+ ret = clk_enable(dsitx_clk);
+ if (ret < 0)
+ goto eclkdsitxon;
+
+ return 0;
+
+eclkdsitxon:
+ clk_disable(lcdc_clk);
+eclklcdcon:
+ clk_put(dsitx_clk);
+eclkdsitxget:
+ clk_put(lcdc_clk);
+
+ return ret;
+}
+device_initcall(ap4evb_init_display_clk);
+
+static struct platform_device *qhd_devices[] __initdata = {
+ &mipidsi0_device,
+ &keysc_device,
+};
+#endif /* CONFIG_AP4EVB_QHD */
+
+/* FSI */
+#define IRQ_FSI evt2irq(0x1840)
+static struct sh_fsi_platform_info fsi_info = {
+ .porta_flags = SH_FSI_BRS_INV |
+ SH_FSI_OUT_SLAVE_MODE |
+ SH_FSI_IN_SLAVE_MODE |
+ SH_FSI_OFMT(PCM) |
+ SH_FSI_IFMT(PCM),
+};
+
+static struct resource fsi_resources[] = {
+ [0] = {
+ .name = "FSI",
+ .start = 0xFE3C0000,
+ .end = 0xFE3C0400 - 1,
+ .flags = IORESOURCE_MEM,
+ },
[1] = {
- .start = 96,
+ .start = IRQ_FSI,
.flags = IORESOURCE_IRQ,
},
};
-static struct platform_device sdhi0_device = {
- .name = "sh_mobile_sdhi",
- .num_resources = ARRAY_SIZE(sdhi0_resources),
- .resource = sdhi0_resources,
- .id = 0,
+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,
+ },
+};
+
+static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
+ .clock_source = LCDC_CLK_EXTERNAL,
+ .ch[0] = {
+ .chan = LCDC_CHAN_MAINLCD,
+ .bpp = 16,
+ .interface_type = RGB24,
+ .clock_divider = 1,
+ .flags = LCDC_FLAGS_DWPOL,
+ }
+};
+
+static struct resource lcdc1_resources[] = {
+ [0] = {
+ .name = "LCDC1",
+ .start = 0xfe944000,
+ .end = 0xfe947fff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = intcs_evt2irq(0x1780),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device lcdc1_device = {
+ .name = "sh_mobile_lcdc_fb",
+ .num_resources = ARRAY_SIZE(lcdc1_resources),
+ .resource = lcdc1_resources,
+ .id = 1,
+ .dev = {
+ .platform_data = &sh_mobile_lcdc1_info,
+ .coherent_dma_mask = ~0,
+ },
+};
+
+static struct sh_mobile_hdmi_info hdmi_info = {
+ .lcd_chan = &sh_mobile_lcdc1_info.ch[0],
+ .lcd_dev = &lcdc1_device.dev,
+};
+
+static struct resource hdmi_resources[] = {
+ [0] = {
+ .name = "HDMI",
+ .start = 0xe6be0000,
+ .end = 0xe6be00ff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
+ .start = evt2irq(0x17e0),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+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 struct gpio_led ap4evb_leds[] = {
+ {
+ .name = "led4",
+ .gpio = GPIO_PORT185,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "led2",
+ .gpio = GPIO_PORT186,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "led3",
+ .gpio = GPIO_PORT187,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "led1",
+ .gpio = GPIO_PORT188,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ }
+};
+
+static struct gpio_led_platform_data ap4evb_leds_pdata = {
+ .num_leds = ARRAY_SIZE(ap4evb_leds),
+ .leds = ap4evb_leds,
+};
+
+static struct platform_device leds_device = {
+ .name = "leds-gpio",
+ .id = 0,
+ .dev = {
+ .platform_data = &ap4evb_leds_pdata,
+ },
+};
+
+static struct i2c_board_info imx074_info = {
+ I2C_BOARD_INFO("imx074", 0x1a),
+};
+
+struct soc_camera_link imx074_link = {
+ .bus_id = 0,
+ .board_info = &imx074_info,
+ .i2c_adapter_id = 0,
+ .module_name = "imx074",
+};
+
+static struct platform_device ap4evb_camera = {
+ .name = "soc-camera-pdrv",
+ .id = 0,
+ .dev = {
+ .platform_data = &imx074_link,
+ },
+};
+
+static struct sh_csi2_client_config csi2_clients[] = {
+ {
+ .phy = SH_CSI2_PHY_MAIN,
+ .lanes = 3,
+ .channel = 0,
+ .pdev = &ap4evb_camera,
+ },
+};
+
+static struct sh_csi2_pdata csi2_info = {
+ .type = SH_CSI2C,
+ .clients = csi2_clients,
+ .num_clients = ARRAY_SIZE(csi2_clients),
+ .flags = SH_CSI2_ECC | SH_CSI2_CRC,
+};
+
+static struct resource csi2_resources[] = {
+ [0] = {
+ .name = "CSI2",
+ .start = 0xffc90000,
+ .end = 0xffc90fff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = intcs_evt2irq(0x17a0),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device csi2_device = {
+ .name = "sh-mobile-csi2",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(csi2_resources),
+ .resource = csi2_resources,
+ .dev = {
+ .platform_data = &csi2_info,
+ },
+};
+
+static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
+ .flags = SH_CEU_FLAG_USE_8BIT_BUS,
+ .csi2_dev = &csi2_device.dev,
+};
+
+static struct resource ceu_resources[] = {
+ [0] = {
+ .name = "CEU",
+ .start = 0xfe910000,
+ .end = 0xfe91009f,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = intcs_evt2irq(0x880),
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ /* place holder for contiguous memory */
+ },
+};
+
+static struct platform_device ceu_device = {
+ .name = "sh_mobile_ceu",
+ .id = 0, /* "ceu0" clock */
+ .num_resources = ARRAY_SIZE(ceu_resources),
+ .resource = ceu_resources,
+ .dev = {
+ .platform_data = &sh_mobile_ceu_info,
+ },
};
static struct platform_device *ap4evb_devices[] __initdata = {
+ &leds_device,
&nor_flash_device,
&smc911x_device,
- &keysc_device,
&sdhi0_device,
+ &sdhi1_device,
+ &usb1_host_device,
+ &fsi_device,
+ &sh_mmcif_device,
+ &lcdc1_device,
+ &lcdc_device,
+ &hdmi_device,
+ &csi2_device,
+ &ceu_device,
+ &ap4evb_camera,
+};
+
+static int __init hdmi_init_pm_clock(void)
+{
+ struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
+ int ret;
+ long rate;
+
+ if (IS_ERR(hdmi_ick)) {
+ ret = PTR_ERR(hdmi_ick);
+ pr_err("Cannot get HDMI ICK: %d\n", ret);
+ goto out;
+ }
+
+ ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
+ if (ret < 0) {
+ pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount);
+ goto out;
+ }
+
+ pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk));
+
+ rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
+ if (rate < 0) {
+ pr_err("Cannot get suitable rate: %ld\n", rate);
+ ret = rate;
+ goto out;
+ }
+
+ ret = clk_set_rate(&sh7372_pllc2_clk, rate);
+ if (ret < 0) {
+ pr_err("Cannot set rate %ld: %d\n", rate, ret);
+ goto out;
+ }
+
+ pr_debug("PLLC2 set frequency %lu\n", rate);
+
+ ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
+ if (ret < 0) {
+ pr_err("Cannot set HDMI parent: %d\n", ret);
+ goto out;
+ }
+
+out:
+ if (!IS_ERR(hdmi_ick))
+ clk_put(hdmi_ick);
+ return ret;
+}
+
+device_initcall(hdmi_init_pm_clock);
+
+#define FSIACK_DUMMY_RATE 48000
+static int __init fsi_init_pm_clock(void)
+{
+ struct clk *fsia_ick;
+ int ret;
+
+ /*
+ * FSIACK is connected to AK4642,
+ * and the rate is depend on playing sound rate.
+ * So, set dummy rate (= 48k) here
+ */
+ ret = clk_set_rate(&sh7372_fsiack_clk, FSIACK_DUMMY_RATE);
+ if (ret < 0) {
+ pr_err("Cannot set FSIACK dummy rate: %d\n", ret);
+ return ret;
+ }
+
+ fsia_ick = clk_get(&fsi_device.dev, "icka");
+ if (IS_ERR(fsia_ick)) {
+ ret = PTR_ERR(fsia_ick);
+ pr_err("Cannot get FSI ICK: %d\n", ret);
+ return ret;
+ }
+
+ ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk);
+ if (ret < 0) {
+ pr_err("Cannot set FSI-A parent: %d\n", ret);
+ goto out;
+ }
+
+ ret = clk_set_rate(fsia_ick, FSIACK_DUMMY_RATE);
+ if (ret < 0)
+ pr_err("Cannot set FSI-A rate: %d\n", ret);
+
+out:
+ clk_put(fsia_ick);
+
+ return ret;
+}
+device_initcall(fsi_init_pm_clock);
+
+/*
+ * FIXME !!
+ *
+ * gpio_no_direction
+ * are quick_hack.
+ *
+ * current gpio frame work doesn't have
+ * the method to control only pull up/down/free.
+ * this function should be replaced by correct gpio function
+ */
+static void __init gpio_no_direction(u32 addr)
+{
+ __raw_writeb(0x00, addr);
+}
+
+/* TouchScreen */
+#ifdef CONFIG_AP4EVB_QHD
+# define GPIO_TSC_IRQ GPIO_FN_IRQ28_123
+# define GPIO_TSC_PORT GPIO_PORT123
+#else /* WVGA */
+# define GPIO_TSC_IRQ GPIO_FN_IRQ7_40
+# define GPIO_TSC_PORT GPIO_PORT40
+#endif
+
+#define IRQ28 evt2irq(0x3380) /* IRQ28A */
+#define IRQ7 evt2irq(0x02e0) /* IRQ7A */
+static int ts_get_pendown_state(void)
+{
+ int val;
+
+ gpio_free(GPIO_TSC_IRQ);
+
+ gpio_request(GPIO_TSC_PORT, NULL);
+
+ gpio_direction_input(GPIO_TSC_PORT);
+
+ val = gpio_get_value(GPIO_TSC_PORT);
+
+ gpio_request(GPIO_TSC_IRQ, NULL);
+
+ return !val;
+}
+
+static int ts_init(void)
+{
+ gpio_request(GPIO_TSC_IRQ, NULL);
+
+ return 0;
+}
+
+static struct tsc2007_platform_data tsc2007_info = {
+ .model = 2007,
+ .x_plate_ohms = 180,
+ .get_pendown_state = ts_get_pendown_state,
+ .init_platform_hw = ts_init,
+};
+
+static struct i2c_board_info tsc_device = {
+ I2C_BOARD_INFO("tsc2007", 0x48),
+ .type = "tsc2007",
+ .platform_data = &tsc2007_info,
+ /*.irq is selected on ap4evb_init */
+};
+
+/* I2C */
+static struct i2c_board_info i2c0_devices[] = {
+ {
+ I2C_BOARD_INFO("ak4643", 0x13),
+ },
+};
+
+static struct i2c_board_info i2c1_devices[] = {
+ {
+ I2C_BOARD_INFO("r2025sd", 0x32),
+ },
};
static struct map_desc ap4evb_io_desc[] __initdata = {
@@ -250,14 +985,18 @@ static void __init ap4evb_map_io(void)
{
iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc));
- /* setup early devices, clocks and console here as well */
+ /* setup early devices and console here as well */
sh7372_add_early_devices();
- sh7367_clock_init(); /* use g3 clocks for now */
shmobile_setup_console();
}
+#define GPIO_PORT9CR 0xE6051009
+#define GPIO_PORT10CR 0xE605100A
static void __init ap4evb_init(void)
{
+ u32 srcr4;
+ struct clk *clk;
+
sh7372_pinmux_init();
/* enable SCIFA0 */
@@ -268,20 +1007,6 @@ static void __init ap4evb_init(void)
gpio_request(GPIO_FN_CS5A, NULL);
gpio_request(GPIO_FN_IRQ6_39, NULL);
- /* enable LED 1 - 4 */
- gpio_request(GPIO_PORT185, NULL);
- gpio_request(GPIO_PORT186, NULL);
- gpio_request(GPIO_PORT187, NULL);
- gpio_request(GPIO_PORT188, NULL);
- gpio_direction_output(GPIO_PORT185, 1);
- gpio_direction_output(GPIO_PORT186, 1);
- gpio_direction_output(GPIO_PORT187, 1);
- gpio_direction_output(GPIO_PORT188, 1);
- gpio_export(GPIO_PORT185, 0);
- gpio_export(GPIO_PORT186, 0);
- gpio_export(GPIO_PORT187, 0);
- gpio_export(GPIO_PORT188, 0);
-
/* enable Debug switch (S6) */
gpio_request(GPIO_PORT32, NULL);
gpio_request(GPIO_PORT33, NULL);
@@ -296,6 +1021,91 @@ static void __init ap4evb_init(void)
gpio_export(GPIO_PORT34, 0);
gpio_export(GPIO_PORT35, 0);
+ /* SDHI0 */
+ gpio_request(GPIO_FN_SDHICD0, NULL);
+ gpio_request(GPIO_FN_SDHIWP0, 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);
+
+ /* SDHI1 */
+ gpio_request(GPIO_FN_SDHICMD1, NULL);
+ gpio_request(GPIO_FN_SDHICLK1, NULL);
+ gpio_request(GPIO_FN_SDHID1_3, NULL);
+ gpio_request(GPIO_FN_SDHID1_2, NULL);
+ gpio_request(GPIO_FN_SDHID1_1, NULL);
+ gpio_request(GPIO_FN_SDHID1_0, NULL);
+
+ /* MMCIF */
+ gpio_request(GPIO_FN_MMCD0_0, NULL);
+ gpio_request(GPIO_FN_MMCD0_1, NULL);
+ gpio_request(GPIO_FN_MMCD0_2, NULL);
+ gpio_request(GPIO_FN_MMCD0_3, NULL);
+ gpio_request(GPIO_FN_MMCD0_4, NULL);
+ gpio_request(GPIO_FN_MMCD0_5, NULL);
+ gpio_request(GPIO_FN_MMCD0_6, NULL);
+ gpio_request(GPIO_FN_MMCD0_7, NULL);
+ gpio_request(GPIO_FN_MMCCMD0, NULL);
+ gpio_request(GPIO_FN_MMCCLK0, NULL);
+
+ /* USB enable */
+ gpio_request(GPIO_FN_VBUS0_1, NULL);
+ gpio_request(GPIO_FN_IDIN_1_18, NULL);
+ gpio_request(GPIO_FN_PWEN_1_115, NULL);
+ gpio_request(GPIO_FN_OVCN_1_114, NULL);
+ gpio_request(GPIO_FN_EXTLP_1, NULL);
+ gpio_request(GPIO_FN_OVCN2_1, NULL);
+
+ /* setup USB phy */
+ __raw_writew(0x8a0a, 0xE6058130); /* USBCR2 */
+
+ /* enable FSI2 */
+ gpio_request(GPIO_FN_FSIAIBT, NULL);
+ gpio_request(GPIO_FN_FSIAILR, NULL);
+ gpio_request(GPIO_FN_FSIAISLD, NULL);
+ gpio_request(GPIO_FN_FSIAOSLD, NULL);
+ gpio_request(GPIO_PORT161, NULL);
+ gpio_direction_output(GPIO_PORT161, 0); /* slave */
+
+ gpio_request(GPIO_PORT9, NULL);
+ gpio_request(GPIO_PORT10, NULL);
+ gpio_no_direction(GPIO_PORT9CR); /* FSIAOBT needs no direction */
+ gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
+
+ /* card detect pin for MMC slot (CN7) */
+ gpio_request(GPIO_PORT41, NULL);
+ gpio_direction_input(GPIO_PORT41);
+
+ /* set SPU2 clock to 119.6 MHz */
+ clk = clk_get(NULL, "spu_clk");
+ if (!IS_ERR(clk)) {
+ clk_set_rate(clk, clk_round_rate(clk, 119600000));
+ clk_put(clk);
+ }
+
+ /*
+ * set irq priority, to avoid sound chopping
+ * when NFS rootfs is used
+ * FSI(3) > SMSC911X(2)
+ */
+ intc_set_priority(IRQ_FSI, 3);
+
+ i2c_register_board_info(0, i2c0_devices,
+ ARRAY_SIZE(i2c0_devices));
+
+ i2c_register_board_info(1, i2c1_devices,
+ ARRAY_SIZE(i2c1_devices));
+
+#ifdef CONFIG_AP4EVB_QHD
+
+ /*
+ * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
+ * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
+ */
+
/* enable KEYSC */
gpio_request(GPIO_FN_KEYOUT0, NULL);
gpio_request(GPIO_FN_KEYOUT1, NULL);
@@ -308,26 +1118,118 @@ static void __init ap4evb_init(void)
gpio_request(GPIO_FN_KEYIN3_133, NULL);
gpio_request(GPIO_FN_KEYIN4, NULL);
- /* SDHI0 */
- gpio_request(GPIO_FN_SDHICD0, NULL);
- gpio_request(GPIO_FN_SDHIWP0, 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);
+ /* enable TouchScreen */
+ set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
+
+ tsc_device.irq = IRQ28;
+ i2c_register_board_info(1, &tsc_device, 1);
+
+ /* LCDC0 */
+ lcdc_info.clock_source = LCDC_CLK_PERIPHERAL;
+ lcdc_info.ch[0].interface_type = RGB24;
+ lcdc_info.ch[0].clock_divider = 1;
+ lcdc_info.ch[0].flags = LCDC_FLAGS_DWPOL;
+ lcdc_info.ch[0].lcd_size_cfg.width = 44;
+ lcdc_info.ch[0].lcd_size_cfg.height = 79;
+
+ platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));
+
+#else
+ /*
+ * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
+ * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
+ */
+
+ 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_PORT189, NULL); /* backlight */
+ gpio_direction_output(GPIO_PORT189, 1);
+
+ gpio_request(GPIO_PORT151, NULL); /* LCDDON */
+ gpio_direction_output(GPIO_PORT151, 1);
+
+ lcdc_info.clock_source = LCDC_CLK_BUS;
+ lcdc_info.ch[0].interface_type = RGB18;
+ lcdc_info.ch[0].clock_divider = 2;
+ lcdc_info.ch[0].flags = 0;
+ lcdc_info.ch[0].lcd_size_cfg.width = 152;
+ lcdc_info.ch[0].lcd_size_cfg.height = 91;
+
+ /* enable TouchScreen */
+ set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
+
+ tsc_device.irq = IRQ7;
+ i2c_register_board_info(0, &tsc_device, 1);
+#endif /* CONFIG_AP4EVB_QHD */
+
+ /* CEU */
+
+ /*
+ * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
+ * becomes available
+ */
+
+ /* MIPI-CSI stuff */
+ gpio_request(GPIO_FN_VIO_CKO, NULL);
+
+ clk = clk_get(NULL, "vck1_clk");
+ if (!IS_ERR(clk)) {
+ clk_set_rate(clk, clk_round_rate(clk, 13000000));
+ clk_enable(clk);
+ clk_put(clk);
+ }
sh7372_add_standard_devices();
+ /* HDMI */
+ gpio_request(GPIO_FN_HDMI_HPD, NULL);
+ gpio_request(GPIO_FN_HDMI_CEC, NULL);
+
+ /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
+#define SRCR4 0xe61580bc
+ srcr4 = __raw_readl(SRCR4);
+ __raw_writel(srcr4 | (1 << 13), SRCR4);
+ udelay(50);
+ __raw_writel(srcr4 & ~(1 << 13), SRCR4);
+
platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
}
+static void __init ap4evb_timer_init(void)
+{
+ sh7372_clock_init();
+ shmobile_timer.init();
+
+ /* External clock source */
+ clk_set_rate(&sh7372_dv_clki_clk, 27000000);
+}
+
+static struct sys_timer ap4evb_timer = {
+ .init = ap4evb_timer_init,
+};
+
MACHINE_START(AP4EVB, "ap4evb")
- .phys_io = 0xe6000000,
- .io_pg_offst = ((0xe6000000) >> 18) & 0xfffc,
.map_io = ap4evb_map_io,
.init_irq = sh7372_init_irq,
.init_machine = ap4evb_init,
- .timer = &shmobile_timer,
+ .timer = &ap4evb_timer,
MACHINE_END
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-16 07:36:53 +0000