[U-Boot] [PATCH 2/4] udoo: Add SATA disk support.

[Giuseppe Pagano]

Add Sata support on uDoo Board.

Signed-off-by: Giuseppe Pagano <giuseppe.pagano at seco.com>
Cc: sbabic at denx.de

---

diff -uNr a/board/udoo/udoo.c b/board/udoo/udoo.c
--- a/board/udoo/udoo.c	2013-11-06 18:45:22.000000000 +0100
+++ b/board/udoo/udoo.c	2013-11-06 18:46:00.000000000 +0100
@@ -208,6 +208,32 @@
 	return 0;
 }
 
+#ifdef CONFIG_CMD_SATA
+int setup_sata(void)
+{
+	struct iomuxc_base_regs *const iomuxc_regs
+		= (struct iomuxc_base_regs *)IOMUXC_BASE_ADDR;
+
+	int ret = enable_sata_clock();
+	if (ret)
+		return ret;
+
+	clrsetbits_le32(&iomuxc_regs->gpr[13],
+			IOMUXC_GPR13_SATA_MASK,
+			IOMUXC_GPR13_SATA_PHY_8_RXEQ_3P0DB
+			|IOMUXC_GPR13_SATA_PHY_7_SATA2M
+			|IOMUXC_GPR13_SATA_SPEED_3G
+			|(3<<IOMUXC_GPR13_SATA_PHY_6_SHIFT)
+			|IOMUXC_GPR13_SATA_SATA_PHY_5_SS_DISABLED
+			|IOMUXC_GPR13_SATA_SATA_PHY_4_ATTEN_9_16
+			|IOMUXC_GPR13_SATA_PHY_3_TXBOOST_0P00_DB
+			|IOMUXC_GPR13_SATA_PHY_2_TX_1P104V
+			|IOMUXC_GPR13_SATA_PHY_1_SLOW);
+
+	return 0;
+}
+#endif
+
 int board_mmc_init(bd_t *bis)
 {
        imx_iomux_v3_setup_multiple_pads(usdhc3_pads,
ARRAY_SIZE(usdhc3_pads));
@@ -239,6 +265,9 @@
        /* address of boot parameters */
        gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
 
+#ifdef CONFIG_CMD_SATA
+	setup_sata();
+#endif
        return 0;
 }
 
diff -uNr a/include/configs/udoo.h b/include/configs/udoo.h
--- a/include/configs/udoo.h	2013-11-06 18:45:22.000000000 +0100
+++ b/include/configs/udoo.h	2013-11-06 18:46:27.000000000 +0100
@@ -34,6 +34,19 @@
 #define CONFIG_MXC_UART
 #define CONFIG_MXC_UART_BASE           UART2_BASE
 
+#define CONFIG_CMD_SATA
+/*
+ * SATA Configs
+ */
+#ifdef CONFIG_CMD_SATA
+#define CONFIG_DWC_AHSATA
+#define CONFIG_SYS_SATA_MAX_DEVICE	1
+#define CONFIG_DWC_AHSATA_PORT_ID	0
+#define CONFIG_DWC_AHSATA_BASE_ADDR	SATA_ARB_BASE_ADDR
+#define CONFIG_LBA48
+#define CONFIG_LIBATA
+#endif
+
 /* Network support */
 
 #define CONFIG_CMD_PING