From e3e4e2f4146c10d6ef340c3a67e540ef00a6474e Mon Sep 17 00:00:00 2001
From: Sandeep Paulraj <s-paulraj@ti.com>
Date: Sat, 18 Dec 2010 18:15:25 -0500
Subject: DaVinci DM365: Adding MMC/SD support for DM365 EVM

The patch adds support for MMC/SD in the DM365 EVM

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
---
 board/davinci/dm365evm/dm365evm.c | 49 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

(limited to 'board')

diff --git a/board/davinci/dm365evm/dm365evm.c b/board/davinci/dm365evm/dm365evm.c
index bc681f7d4b..5fb76111b4 100644
--- a/board/davinci/dm365evm/dm365evm.c
+++ b/board/davinci/dm365evm/dm365evm.c
@@ -25,6 +25,10 @@
 #include <asm/arch/gpio_defs.h>
 #include <netdev.h>
 #include <asm/arch/davinci_misc.h>
+#ifdef CONFIG_DAVINCI_MMC
+#include <mmc.h>
+#include <asm/arch/sdmmc_defs.h>
+#endif
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -101,3 +105,48 @@ int board_nand_init(struct nand_chip *nand)
 	return 0;
 }
 #endif
+
+#ifdef CONFIG_DAVINCI_MMC
+static struct davinci_mmc mmc_sd0 = {
+	.reg_base	= (struct davinci_mmc_regs *)DAVINCI_MMC_SD0_BASE,
+	.input_clk	= 121500000,
+	.host_caps	= MMC_MODE_4BIT,
+	.voltages	= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.version	= MMC_CTLR_VERSION_2,
+};
+
+#ifdef CONFIG_DAVINCI_MMC_SD1
+static struct davinci_mmc mmc_sd1 = {
+	.reg_base	= (struct davinci_mmc_regs *)DAVINCI_MMC_SD1_BASE,
+	.input_clk	= 121500000,
+	.host_caps	= MMC_MODE_4BIT,
+	.voltages	= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.version	= MMC_CTLR_VERSION_2,
+};
+#endif
+
+int board_mmc_init(bd_t *bis)
+{
+	int err;
+
+	/* Add slot-0 to mmc subsystem */
+	err = davinci_mmc_init(bis, &mmc_sd0);
+	if (err)
+		return err;
+
+#ifdef CONFIG_DAVINCI_MMC_SD1
+#define PUPDCTL1		0x01c4007c
+	/* PINMUX(4)-DAT0-3/CMD;  PINMUX(0)-CLK */
+	writel((readl(PINMUX4) | 0x55400000), PINMUX4);
+	writel((readl(PINMUX0) | 0x00010000), PINMUX0);
+
+	/* Configure MMC/SD pins as pullup */
+	writel((readl(PUPDCTL1) & ~0x07c0), PUPDCTL1);
+
+	/* Add slot-1 to mmc subsystem */
+	err = davinci_mmc_init(bis, &mmc_sd1);
+#endif
+
+	return err;
+}
+#endif
-- 
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