X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=board%2Fwandboard%2Fwandboard.c;h=3c8b7a5d2d0a9278158a947f73b143d8713d5989;hb=8bc7c4874979acc2418327df7a942f6b729794c6;hp=2f7d93b915daced42f03d8306685a8723c61d866;hpb=aaf5e825606a70ddc8fca8e366d8c16a6fd3cc7c;p=karo-tx-uboot.git

diff --git a/board/wandboard/wandboard.c b/board/wandboard/wandboard.c
index 2f7d93b915..3c8b7a5d2d 100644
--- a/board/wandboard/wandboard.c
+++ b/board/wandboard/wandboard.c
@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2013 Freescale Semiconductor, Inc.
+ * Copyright (C) 2014 O.S. Systems Software LTDA.
  *
  * Author: Fabio Estevam <fabio.estevam@freescale.com>
  *
@@ -15,16 +16,19 @@
 #include <asm/arch/sys_proto.h>
 #include <asm/gpio.h>
 #include <asm/imx-common/iomux-v3.h>
+#include <asm/imx-common/mxc_i2c.h>
 #include <asm/imx-common/boot_mode.h>
+#include <asm/imx-common/video.h>
 #include <asm/io.h>
-#include <asm/sizes.h>
+#include <linux/sizes.h>
 #include <common.h>
 #include <fsl_esdhc.h>
-#include <ipu_pixfmt.h>
 #include <mmc.h>
 #include <miiphy.h>
 #include <netdev.h>
-#include <linux/fb.h>
+#include <phy.h>
+#include <input.h>
+#include <i2c.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -39,6 +43,10 @@ DECLARE_GLOBAL_DATA_PTR;
 #define ENET_PAD_CTRL  (PAD_CTL_PUS_100K_UP |			\
 	PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
 
+#define I2C_PAD_CTRL	(PAD_CTL_PUS_100K_UP |			\
+	PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS |	\
+	PAD_CTL_ODE | PAD_CTL_SRE_FAST)
+
 #define USDHC1_CD_GPIO		IMX_GPIO_NR(1, 2)
 #define USDHC3_CD_GPIO		IMX_GPIO_NR(3, 9)
 #define ETH_PHY_RESET		IMX_GPIO_NR(3, 29)
@@ -51,50 +59,50 @@ int dram_init(void)
 }
 
 static iomux_v3_cfg_t const uart1_pads[] = {
-	MX6_PAD_CSI0_DAT10__UART1_TXD | MUX_PAD_CTRL(UART_PAD_CTRL),
-	MX6_PAD_CSI0_DAT11__UART1_RXD | MUX_PAD_CTRL(UART_PAD_CTRL),
+	MX6_PAD_CSI0_DAT10__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
+	MX6_PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
 };
 
-iomux_v3_cfg_t const usdhc1_pads[] = {
-	MX6_PAD_SD1_CLK__USDHC1_CLK   | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-	MX6_PAD_SD1_CMD__USDHC1_CMD   | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-	MX6_PAD_SD1_DAT0__USDHC1_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-	MX6_PAD_SD1_DAT1__USDHC1_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-	MX6_PAD_SD1_DAT2__USDHC1_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-	MX6_PAD_SD1_DAT3__USDHC1_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+static iomux_v3_cfg_t const usdhc1_pads[] = {
+	MX6_PAD_SD1_CLK__SD1_CLK   | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD1_CMD__SD1_CMD   | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD1_DAT0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD1_DAT1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD1_DAT2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD1_DAT3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
 	/* Carrier MicroSD Card Detect */
-	MX6_PAD_GPIO_2__GPIO_1_2      | MUX_PAD_CTRL(NO_PAD_CTRL),
+	MX6_PAD_GPIO_2__GPIO1_IO02      | MUX_PAD_CTRL(NO_PAD_CTRL),
 };
 
 static iomux_v3_cfg_t const usdhc3_pads[] = {
-	MX6_PAD_SD3_CLK__USDHC3_CLK   | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-	MX6_PAD_SD3_CMD__USDHC3_CMD   | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-	MX6_PAD_SD3_DAT0__USDHC3_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-	MX6_PAD_SD3_DAT1__USDHC3_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-	MX6_PAD_SD3_DAT2__USDHC3_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-	MX6_PAD_SD3_DAT3__USDHC3_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD3_CLK__SD3_CLK   | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD3_CMD__SD3_CMD   | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
 	/* SOM MicroSD Card Detect */
-	MX6_PAD_EIM_DA9__GPIO_3_9     | MUX_PAD_CTRL(NO_PAD_CTRL),
+	MX6_PAD_EIM_DA9__GPIO3_IO09     | MUX_PAD_CTRL(NO_PAD_CTRL),
 };
 
 static iomux_v3_cfg_t const enet_pads[] = {
 	MX6_PAD_ENET_MDIO__ENET_MDIO		| MUX_PAD_CTRL(ENET_PAD_CTRL),
 	MX6_PAD_ENET_MDC__ENET_MDC		| MUX_PAD_CTRL(ENET_PAD_CTRL),
-	MX6_PAD_RGMII_TXC__ENET_RGMII_TXC	| MUX_PAD_CTRL(ENET_PAD_CTRL),
-	MX6_PAD_RGMII_TD0__ENET_RGMII_TD0	| MUX_PAD_CTRL(ENET_PAD_CTRL),
-	MX6_PAD_RGMII_TD1__ENET_RGMII_TD1	| MUX_PAD_CTRL(ENET_PAD_CTRL),
-	MX6_PAD_RGMII_TD2__ENET_RGMII_TD2	| MUX_PAD_CTRL(ENET_PAD_CTRL),
-	MX6_PAD_RGMII_TD3__ENET_RGMII_TD3	| MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_RGMII_TXC__RGMII_TXC	| MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_RGMII_TD0__RGMII_TD0	| MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_RGMII_TD1__RGMII_TD1	| MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_RGMII_TD2__RGMII_TD2	| MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_RGMII_TD3__RGMII_TD3	| MUX_PAD_CTRL(ENET_PAD_CTRL),
 	MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL	| MUX_PAD_CTRL(ENET_PAD_CTRL),
 	MX6_PAD_ENET_REF_CLK__ENET_TX_CLK	| MUX_PAD_CTRL(ENET_PAD_CTRL),
-	MX6_PAD_RGMII_RXC__ENET_RGMII_RXC	| MUX_PAD_CTRL(ENET_PAD_CTRL),
-	MX6_PAD_RGMII_RD0__ENET_RGMII_RD0	| MUX_PAD_CTRL(ENET_PAD_CTRL),
-	MX6_PAD_RGMII_RD1__ENET_RGMII_RD1	| MUX_PAD_CTRL(ENET_PAD_CTRL),
-	MX6_PAD_RGMII_RD2__ENET_RGMII_RD2	| MUX_PAD_CTRL(ENET_PAD_CTRL),
-	MX6_PAD_RGMII_RD3__ENET_RGMII_RD3	| MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_RGMII_RXC__RGMII_RXC	| MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_RGMII_RD0__RGMII_RD0	| MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_RGMII_RD1__RGMII_RD1	| MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_RGMII_RD2__RGMII_RD2	| MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_RGMII_RD3__RGMII_RD3	| MUX_PAD_CTRL(ENET_PAD_CTRL),
 	MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL	| MUX_PAD_CTRL(ENET_PAD_CTRL),
 	/* AR8031 PHY Reset */
-	MX6_PAD_EIM_D29__GPIO_3_29		| MUX_PAD_CTRL(NO_PAD_CTRL),
+	MX6_PAD_EIM_D29__GPIO3_IO29		| MUX_PAD_CTRL(NO_PAD_CTRL),
 };
 
 static void setup_iomux_uart(void)
@@ -208,98 +216,144 @@ int board_phy_config(struct phy_device *phydev)
 }
 
 #if defined(CONFIG_VIDEO_IPUV3)
-static void enable_hdmi(void)
-{
-	struct hdmi_regs *hdmi	= (struct hdmi_regs *)HDMI_ARB_BASE_ADDR;
-	u8 reg;
-	reg = readb(&hdmi->phy_conf0);
-	reg |= HDMI_PHY_CONF0_PDZ_MASK;
-	writeb(reg, &hdmi->phy_conf0);
-
-	udelay(3000);
-	reg |= HDMI_PHY_CONF0_ENTMDS_MASK;
-	writeb(reg, &hdmi->phy_conf0);
-	udelay(3000);
-	reg |= HDMI_PHY_CONF0_GEN2_TXPWRON_MASK;
-	writeb(reg, &hdmi->phy_conf0);
-	writeb(HDMI_MC_PHYRSTZ_ASSERT, &hdmi->mc_phyrstz);
-}
+struct i2c_pads_info i2c2_pad_info = {
+	.scl = {
+		.i2c_mode = MX6_PAD_KEY_COL3__I2C2_SCL
+			| MUX_PAD_CTRL(I2C_PAD_CTRL),
+		.gpio_mode = MX6_PAD_KEY_COL3__GPIO4_IO12
+			| MUX_PAD_CTRL(I2C_PAD_CTRL),
+		.gp = IMX_GPIO_NR(4, 12)
+	},
+	.sda = {
+		.i2c_mode = MX6_PAD_KEY_ROW3__I2C2_SDA
+			| MUX_PAD_CTRL(I2C_PAD_CTRL),
+		.gpio_mode = MX6_PAD_KEY_ROW3__GPIO4_IO13
+			| MUX_PAD_CTRL(I2C_PAD_CTRL),
+		.gp = IMX_GPIO_NR(4, 13)
+	}
+};
 
-static struct fb_videomode const hdmi = {
-	.name           = "HDMI",
-	.refresh        = 60,
-	.xres           = 1024,
-	.yres           = 768,
-	.pixclock       = 15385,
-	.left_margin    = 220,
-	.right_margin   = 40,
-	.upper_margin   = 21,
-	.lower_margin   = 7,
-	.hsync_len      = 60,
-	.vsync_len      = 10,
-	.sync           = FB_SYNC_EXT,
-	.vmode          = FB_VMODE_NONINTERLACED
+static iomux_v3_cfg_t const fwadapt_7wvga_pads[] = {
+	MX6_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK,
+	MX6_PAD_DI0_PIN2__IPU1_DI0_PIN02, /* HSync */
+	MX6_PAD_DI0_PIN3__IPU1_DI0_PIN03, /* VSync */
+	MX6_PAD_DI0_PIN4__IPU1_DI0_PIN04
+		| MUX_PAD_CTRL(PAD_CTL_DSE_120ohm), /* Contrast */
+	MX6_PAD_DI0_PIN15__IPU1_DI0_PIN15, /* DISP0_DRDY */
+
+	MX6_PAD_DISP0_DAT0__IPU1_DISP0_DATA00,
+	MX6_PAD_DISP0_DAT1__IPU1_DISP0_DATA01,
+	MX6_PAD_DISP0_DAT2__IPU1_DISP0_DATA02,
+	MX6_PAD_DISP0_DAT3__IPU1_DISP0_DATA03,
+	MX6_PAD_DISP0_DAT4__IPU1_DISP0_DATA04,
+	MX6_PAD_DISP0_DAT5__IPU1_DISP0_DATA05,
+	MX6_PAD_DISP0_DAT6__IPU1_DISP0_DATA06,
+	MX6_PAD_DISP0_DAT7__IPU1_DISP0_DATA07,
+	MX6_PAD_DISP0_DAT8__IPU1_DISP0_DATA08,
+	MX6_PAD_DISP0_DAT9__IPU1_DISP0_DATA09,
+	MX6_PAD_DISP0_DAT10__IPU1_DISP0_DATA10,
+	MX6_PAD_DISP0_DAT11__IPU1_DISP0_DATA11,
+	MX6_PAD_DISP0_DAT12__IPU1_DISP0_DATA12,
+	MX6_PAD_DISP0_DAT13__IPU1_DISP0_DATA13,
+	MX6_PAD_DISP0_DAT14__IPU1_DISP0_DATA14,
+	MX6_PAD_DISP0_DAT15__IPU1_DISP0_DATA15,
+	MX6_PAD_DISP0_DAT16__IPU1_DISP0_DATA16,
+	MX6_PAD_DISP0_DAT17__IPU1_DISP0_DATA17,
+
+	MX6_PAD_SD4_DAT2__GPIO2_IO10
+		| MUX_PAD_CTRL(NO_PAD_CTRL), /* DISP0_BKLEN */
+	MX6_PAD_SD4_DAT3__GPIO2_IO11
+		| MUX_PAD_CTRL(NO_PAD_CTRL), /* DISP0_VDDEN */
 };
 
-int board_video_skip(void)
+static void do_enable_hdmi(struct display_info_t const *dev)
 {
-	int ret;
-
-	ret = ipuv3_fb_init(&hdmi, 0, IPU_PIX_FMT_RGB24);
+	imx_enable_hdmi_phy();
+}
 
-	if (ret)
-		printf("HDMI cannot be configured: %d\n", ret);
+static int detect_i2c(struct display_info_t const *dev)
+{
+	return (0 == i2c_set_bus_num(dev->bus)) &&
+			(0 == i2c_probe(dev->addr));
+}
 
-	enable_hdmi();
+static void enable_fwadapt_7wvga(struct display_info_t const *dev)
+{
+	imx_iomux_v3_setup_multiple_pads(
+		fwadapt_7wvga_pads,
+		ARRAY_SIZE(fwadapt_7wvga_pads));
 
-	return ret;
+	gpio_direction_output(IMX_GPIO_NR(2, 10), 1);
+	gpio_direction_output(IMX_GPIO_NR(2, 11), 1);
 }
 
+struct display_info_t const displays[] = {{
+	.bus	= -1,
+	.addr	= 0,
+	.pixfmt	= IPU_PIX_FMT_RGB24,
+	.detect	= detect_hdmi,
+	.enable	= do_enable_hdmi,
+	.mode	= {
+		.name           = "HDMI",
+		.refresh        = 60,
+		.xres           = 1024,
+		.yres           = 768,
+		.pixclock       = 15385,
+		.left_margin    = 220,
+		.right_margin   = 40,
+		.upper_margin   = 21,
+		.lower_margin   = 7,
+		.hsync_len      = 60,
+		.vsync_len      = 10,
+		.sync           = FB_SYNC_EXT,
+		.vmode          = FB_VMODE_NONINTERLACED
+} }, {
+	.bus	= 1,
+	.addr	= 0x10,
+	.pixfmt	= IPU_PIX_FMT_RGB666,
+	.detect	= detect_i2c,
+	.enable	= enable_fwadapt_7wvga,
+	.mode	= {
+		.name           = "FWBADAPT-LCD-F07A-0102",
+		.refresh        = 60,
+		.xres           = 800,
+		.yres           = 480,
+		.pixclock       = 33260,
+		.left_margin    = 128,
+		.right_margin   = 128,
+		.upper_margin   = 22,
+		.lower_margin   = 22,
+		.hsync_len      = 1,
+		.vsync_len      = 1,
+		.sync           = 0,
+		.vmode          = FB_VMODE_NONINTERLACED
+} } };
+size_t display_count = ARRAY_SIZE(displays);
+
 static void setup_display(void)
 {
 	struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
-	struct hdmi_regs *hdmi	= (struct hdmi_regs *)HDMI_ARB_BASE_ADDR;
 	int reg;
 
-	/* Turn on IPU clock */
-	reg = readl(&mxc_ccm->CCGR3);
-	reg |= MXC_CCM_CCGR3_IPU1_IPU_DI0_OFFSET;
-	writel(reg, &mxc_ccm->CCGR3);
-
-	/* Turn on HDMI PHY clock */
-	reg = readl(&mxc_ccm->CCGR2);
-	reg |=  MXC_CCM_CCGR2_HDMI_TX_IAHBCLK_MASK
-		| MXC_CCM_CCGR2_HDMI_TX_ISFRCLK_MASK;
-	writel(reg, &mxc_ccm->CCGR2);
-
-	/* clear HDMI PHY reset */
-	writeb(HDMI_MC_PHYRSTZ_DEASSERT, &hdmi->mc_phyrstz);
+	enable_ipu_clock();
+	imx_setup_hdmi();
 
 	reg = readl(&mxc_ccm->chsccdr);
-	reg &= ~(MXC_CCM_CHSCCDR_IPU1_DI0_PRE_CLK_SEL_MASK
-		| MXC_CCM_CHSCCDR_IPU1_DI0_PODF_MASK
-		| MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_MASK);
 	reg |= (CHSCCDR_CLK_SEL_LDB_DI0
-		<< MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET)
-	      | (CHSCCDR_PODF_DIVIDE_BY_3
-		<< MXC_CCM_CHSCCDR_IPU1_DI0_PODF_OFFSET)
-	      | (CHSCCDR_IPU_PRE_CLK_540M_PFD
-		<< MXC_CCM_CHSCCDR_IPU1_DI0_PRE_CLK_SEL_OFFSET);
+		<< MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
 	writel(reg, &mxc_ccm->chsccdr);
+
+	/* Disable LCD backlight */
+	imx_iomux_v3_setup_pad(MX6_PAD_DI0_PIN4__GPIO4_IO20);
+	gpio_direction_input(IMX_GPIO_NR(4, 20));
 }
 #endif /* CONFIG_VIDEO_IPUV3 */
 
 int board_eth_init(bd_t *bis)
 {
-	int ret;
-
 	setup_iomux_enet();
 
-	ret = cpu_eth_init(bis);
-	if (ret)
-		printf("FEC MXC: %s:failed\n", __func__);
-
-	return 0;
+	return cpu_eth_init(bis);
 }
 
 int board_early_init_f(void)
@@ -343,6 +397,8 @@ int board_init(void)
 	/* address of boot parameters */
 	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
 
+	setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c2_pad_info);
+
 	return 0;
 }