X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=board%2Fbachmann%2Fot1200%2Fot1200.c;h=2237b7aa1fa188bc606d07f18912acda0b7a7cbf;hb=HEAD;hp=007c1ef37d1f1839bd0be42a4407d230c2e22171;hpb=bdf790fabc8185112b3f699c8a25aab09c50239e;p=karo-tx-uboot.git

diff --git a/board/bachmann/ot1200/ot1200.c b/board/bachmann/ot1200/ot1200.c
index 007c1ef37d..2237b7aa1f 100644
--- a/board/bachmann/ot1200/ot1200.c
+++ b/board/bachmann/ot1200/ot1200.c
@@ -6,6 +6,7 @@
  */
 
 #include <common.h>
+#include <asm/io.h>
 #include <asm/arch/clock.h>
 #include <asm/arch/imx-regs.h>
 #include <asm/arch/iomux.h>
@@ -16,6 +17,7 @@
 #include <asm/imx-common/mxc_i2c.h>
 #include <asm/imx-common/boot_mode.h>
 #include <asm/arch/crm_regs.h>
+#include <asm/arch/sys_proto.h>
 #include <mmc.h>
 #include <fsl_esdhc.h>
 #include <netdev.h>
@@ -46,7 +48,7 @@ DECLARE_GLOBAL_DATA_PTR;
 
 int dram_init(void)
 {
-	gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
+	gd->ram_size = imx_ddr_size();
 
 	return 0;
 }
@@ -118,10 +120,74 @@ static void setup_iomux_features(void)
 		ARRAY_SIZE(feature_pads));
 }
 
+#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
+
+/* I2C2 - EEPROM */
+static struct i2c_pads_info i2c_pad_info1 = {
+	.scl = {
+		.i2c_mode = MX6_PAD_EIM_EB2__I2C2_SCL | PC,
+		.gpio_mode = MX6_PAD_EIM_EB2__GPIO2_IO30 | PC,
+		.gp = IMX_GPIO_NR(2, 30)
+	},
+	.sda = {
+		.i2c_mode = MX6_PAD_EIM_D16__I2C2_SDA | PC,
+		.gpio_mode = MX6_PAD_EIM_D16__GPIO3_IO16 | PC,
+		.gp = IMX_GPIO_NR(3, 16)
+	}
+};
+
+/* I2C3 - IO expander  */
+static struct i2c_pads_info i2c_pad_info2 = {
+	.scl = {
+		.i2c_mode = MX6_PAD_EIM_D17__I2C3_SCL | PC,
+		.gpio_mode = MX6_PAD_EIM_D17__GPIO3_IO17 | PC,
+		.gp = IMX_GPIO_NR(3, 17)
+	},
+	.sda = {
+		.i2c_mode = MX6_PAD_EIM_D18__I2C3_SDA | PC,
+		.gpio_mode = MX6_PAD_EIM_D18__GPIO3_IO18 | PC,
+		.gp = IMX_GPIO_NR(3, 18)
+	}
+};
+
+static void setup_iomux_i2c(void)
+{
+	setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1);
+	setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2);
+}
+
+static void ccgr_init(void)
+{
+	struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
+
+	writel(0x00C03F3F, &ccm->CCGR0);
+	writel(0x0030FC33, &ccm->CCGR1);
+	writel(0x0FFFC000, &ccm->CCGR2);
+	writel(0x3FF00000, &ccm->CCGR3);
+	writel(0x00FFF300, &ccm->CCGR4);
+	writel(0x0F0000C3, &ccm->CCGR5);
+	writel(0x000003FF, &ccm->CCGR6);
+}
+
+static void gpr_init(void)
+{
+	struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
+
+	/* enable AXI cache for VDOA/VPU/IPU */
+	writel(0xF00000CF, &iomux->gpr[4]);
+	/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */
+	writel(0x007F007F, &iomux->gpr[6]);
+	writel(0x007F007F, &iomux->gpr[7]);
+}
+
 int board_early_init_f(void)
 {
+	ccgr_init();
+	gpr_init();
+
 	setup_iomux_uart();
 	setup_iomux_spi();
+	setup_iomux_i2c();
 	setup_iomux_features();
 
 	return 0;
@@ -173,7 +239,7 @@ struct fsl_esdhc_cfg usdhc_cfg[2] = {
 
 int board_mmc_init(bd_t *bis)
 {
-	s32 status = 0;
+	int ret;
 	u32 index = 0;
 
 	usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
@@ -196,31 +262,17 @@ int board_mmc_init(bd_t *bis)
 			printf("Warning: you configured more USDHC controllers"
 				"(%d) then supported by the board (%d)\n",
 				index + 1, CONFIG_SYS_FSL_USDHC_NUM);
-			return status;
+			return -EINVAL;
 		}
 
-		status |= fsl_esdhc_initialize(bis, &usdhc_cfg[index]);
+		ret = fsl_esdhc_initialize(bis, &usdhc_cfg[index]);
+		if (ret)
+			return ret;
 	}
 
-	return status;
+	return 0;
 }
 
-#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
-
-/* I2C3 - IO expander  */
-static struct i2c_pads_info i2c_pad_info2 = {
-	.scl = {
-		.i2c_mode = MX6_PAD_EIM_D17__I2C3_SCL | PC,
-		.gpio_mode = MX6_PAD_EIM_D17__GPIO3_IO17 | PC,
-		.gp = IMX_GPIO_NR(3, 17)
-	},
-	.sda = {
-		.i2c_mode = MX6_PAD_EIM_D18__I2C3_SDA | PC,
-		.gpio_mode = MX6_PAD_EIM_D18__GPIO3_IO18 | PC,
-		.gp = IMX_GPIO_NR(3, 18)
-	}
-};
-
 static iomux_v3_cfg_t const pwm_pad[] = {
 	MX6_PAD_SD1_CMD__PWM4_OUT | MUX_PAD_CTRL(OUTPUT_40OHM),
 };
@@ -284,13 +336,8 @@ int board_init(void)
 
 	backlight_lcd_off();
 
-	setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2);
-
 	leds_on();
 
-	/* enable ecspi3 clocks */
-	enable_cspi_clock(1, 2);
-
 #ifdef CONFIG_CMD_SATA
 	setup_sata();
 #endif